var spine = (() => {
  var __defProp = Object.defineProperty;
  var __markAsModule = (target) => __defProp(target, "__esModule", { value: true });
  var __export = (target, all) => {
    __markAsModule(target);
    for (var name in all)
      __defProp(target, name, { get: all[name], enumerable: true });
  };

  // spine-canvas/src/index.ts
  var src_exports = {};
  __export(src_exports, {
    AlphaTimeline: () => AlphaTimeline,
    Animation: () => Animation,
    AnimationState: () => AnimationState,
    AnimationStateAdapter: () => AnimationStateAdapter,
    AnimationStateData: () => AnimationStateData,
    AssetManager: () => AssetManager,
    AssetManagerBase: () => AssetManagerBase,
    AtlasAttachmentLoader: () => AtlasAttachmentLoader,
    Attachment: () => Attachment,
    AttachmentTimeline: () => AttachmentTimeline,
    BinaryInput: () => BinaryInput,
    BlendMode: () => BlendMode,
    Bone: () => Bone,
    BoneData: () => BoneData,
    BoundingBoxAttachment: () => BoundingBoxAttachment,
    CURRENT: () => CURRENT,
    CanvasTexture: () => CanvasTexture,
    ClippingAttachment: () => ClippingAttachment,
    Color: () => Color,
    ConstraintData: () => ConstraintData,
    CurveTimeline: () => CurveTimeline,
    CurveTimeline1: () => CurveTimeline1,
    CurveTimeline2: () => CurveTimeline2,
    DebugUtils: () => DebugUtils,
    DeformTimeline: () => DeformTimeline,
    Downloader: () => Downloader,
    DrawOrderTimeline: () => DrawOrderTimeline,
    Event: () => Event,
    EventData: () => EventData,
    EventQueue: () => EventQueue,
    EventTimeline: () => EventTimeline,
    EventType: () => EventType,
    FIRST: () => FIRST,
    FakeTexture: () => FakeTexture,
    HOLD_FIRST: () => HOLD_FIRST,
    HOLD_MIX: () => HOLD_MIX,
    HOLD_SUBSEQUENT: () => HOLD_SUBSEQUENT,
    IkConstraint: () => IkConstraint,
    IkConstraintData: () => IkConstraintData,
    IkConstraintTimeline: () => IkConstraintTimeline,
    IntSet: () => IntSet,
    Interpolation: () => Interpolation,
    JitterEffect: () => JitterEffect,
    MathUtils: () => MathUtils,
    MeshAttachment: () => MeshAttachment,
    MixBlend: () => MixBlend,
    MixDirection: () => MixDirection,
    PathAttachment: () => PathAttachment,
    PathConstraint: () => PathConstraint,
    PathConstraintData: () => PathConstraintData,
    PathConstraintMixTimeline: () => PathConstraintMixTimeline,
    PathConstraintPositionTimeline: () => PathConstraintPositionTimeline,
    PathConstraintSpacingTimeline: () => PathConstraintSpacingTimeline,
    PointAttachment: () => PointAttachment,
    Pool: () => Pool,
    PositionMode: () => PositionMode,
    Pow: () => Pow,
    PowOut: () => PowOut,
    RGB2Timeline: () => RGB2Timeline,
    RGBA2Timeline: () => RGBA2Timeline,
    RGBATimeline: () => RGBATimeline,
    RGBTimeline: () => RGBTimeline,
    RegionAttachment: () => RegionAttachment,
    RotateMode: () => RotateMode,
    RotateTimeline: () => RotateTimeline,
    SETUP: () => SETUP,
    SUBSEQUENT: () => SUBSEQUENT,
    ScaleTimeline: () => ScaleTimeline,
    ScaleXTimeline: () => ScaleXTimeline,
    ScaleYTimeline: () => ScaleYTimeline,
    ShearTimeline: () => ShearTimeline,
    ShearXTimeline: () => ShearXTimeline,
    ShearYTimeline: () => ShearYTimeline,
    Skeleton: () => Skeleton,
    SkeletonBinary: () => SkeletonBinary,
    SkeletonBounds: () => SkeletonBounds,
    SkeletonClipping: () => SkeletonClipping,
    SkeletonData: () => SkeletonData,
    SkeletonJson: () => SkeletonJson,
    SkeletonRenderer: () => SkeletonRenderer,
    Skin: () => Skin,
    SkinEntry: () => SkinEntry,
    Slot: () => Slot,
    SlotData: () => SlotData,
    SpacingMode: () => SpacingMode,
    StringSet: () => StringSet,
    SwirlEffect: () => SwirlEffect,
    Texture: () => Texture,
    TextureAtlas: () => TextureAtlas,
    TextureAtlasPage: () => TextureAtlasPage,
    TextureAtlasRegion: () => TextureAtlasRegion,
    TextureFilter: () => TextureFilter,
    TextureRegion: () => TextureRegion,
    TextureWrap: () => TextureWrap,
    TimeKeeper: () => TimeKeeper,
    Timeline: () => Timeline,
    TrackEntry: () => TrackEntry,
    TransformConstraint: () => TransformConstraint,
    TransformConstraintData: () => TransformConstraintData,
    TransformConstraintTimeline: () => TransformConstraintTimeline,
    TransformMode: () => TransformMode,
    TranslateTimeline: () => TranslateTimeline,
    TranslateXTimeline: () => TranslateXTimeline,
    TranslateYTimeline: () => TranslateYTimeline,
    Triangulator: () => Triangulator,
    Utils: () => Utils,
    Vector2: () => Vector2,
    VertexAttachment: () => VertexAttachment,
    WindowedMean: () => WindowedMean
  });

  // spine-core/src/Utils.ts
  var IntSet = class {
    constructor() {
      this.array = new Array();
    }
    add(value) {
      let contains = this.contains(value);
      this.array[value | 0] = value | 0;
      return !contains;
    }
    contains(value) {
      return this.array[value | 0] != void 0;
    }
    remove(value) {
      this.array[value | 0] = void 0;
    }
    clear() {
      this.array.length = 0;
    }
  };
  var StringSet = class {
    constructor() {
      this.entries = {};
      this.size = 0;
    }
    add(value) {
      let contains = this.entries[value];
      this.entries[value] = true;
      if (!contains) {
        this.size++;
        return true;
      }
      return false;
    }
    addAll(values) {
      let oldSize = this.size;
      for (var i = 0, n = values.length; i < n; i++)
        this.add(values[i]);
      return oldSize != this.size;
    }
    contains(value) {
      return this.entries[value];
    }
    clear() {
      this.entries = {};
      this.size = 0;
    }
  };
  var _Color = class {
    constructor(r = 0, g = 0, b = 0, a = 0) {
      this.r = r;
      this.g = g;
      this.b = b;
      this.a = a;
    }
    set(r, g, b, a) {
      this.r = r;
      this.g = g;
      this.b = b;
      this.a = a;
      return this.clamp();
    }
    setFromColor(c) {
      this.r = c.r;
      this.g = c.g;
      this.b = c.b;
      this.a = c.a;
      return this;
    }
    setFromString(hex) {
      hex = hex.charAt(0) == "#" ? hex.substr(1) : hex;
      this.r = parseInt(hex.substr(0, 2), 16) / 255;
      this.g = parseInt(hex.substr(2, 2), 16) / 255;
      this.b = parseInt(hex.substr(4, 2), 16) / 255;
      this.a = hex.length != 8 ? 1 : parseInt(hex.substr(6, 2), 16) / 255;
      return this;
    }
    add(r, g, b, a) {
      this.r += r;
      this.g += g;
      this.b += b;
      this.a += a;
      return this.clamp();
    }
    clamp() {
      if (this.r < 0)
        this.r = 0;
      else if (this.r > 1)
        this.r = 1;
      if (this.g < 0)
        this.g = 0;
      else if (this.g > 1)
        this.g = 1;
      if (this.b < 0)
        this.b = 0;
      else if (this.b > 1)
        this.b = 1;
      if (this.a < 0)
        this.a = 0;
      else if (this.a > 1)
        this.a = 1;
      return this;
    }
    static rgba8888ToColor(color, value) {
      color.r = ((value & 4278190080) >>> 24) / 255;
      color.g = ((value & 16711680) >>> 16) / 255;
      color.b = ((value & 65280) >>> 8) / 255;
      color.a = (value & 255) / 255;
    }
    static rgb888ToColor(color, value) {
      color.r = ((value & 16711680) >>> 16) / 255;
      color.g = ((value & 65280) >>> 8) / 255;
      color.b = (value & 255) / 255;
    }
    static fromString(hex) {
      return new _Color().setFromString(hex);
    }
  };
  var Color = _Color;
  Color.WHITE = new _Color(1, 1, 1, 1);
  Color.RED = new _Color(1, 0, 0, 1);
  Color.GREEN = new _Color(0, 1, 0, 1);
  Color.BLUE = new _Color(0, 0, 1, 1);
  Color.MAGENTA = new _Color(1, 0, 1, 1);
  var _MathUtils = class {
    static clamp(value, min, max) {
      if (value < min)
        return min;
      if (value > max)
        return max;
      return value;
    }
    static cosDeg(degrees) {
      return Math.cos(degrees * _MathUtils.degRad);
    }
    static sinDeg(degrees) {
      return Math.sin(degrees * _MathUtils.degRad);
    }
    static signum(value) {
      return value > 0 ? 1 : value < 0 ? -1 : 0;
    }
    static toInt(x) {
      return x > 0 ? Math.floor(x) : Math.ceil(x);
    }
    static cbrt(x) {
      let y = Math.pow(Math.abs(x), 1 / 3);
      return x < 0 ? -y : y;
    }
    static randomTriangular(min, max) {
      return _MathUtils.randomTriangularWith(min, max, (min + max) * 0.5);
    }
    static randomTriangularWith(min, max, mode) {
      let u = Math.random();
      let d = max - min;
      if (u <= (mode - min) / d)
        return min + Math.sqrt(u * d * (mode - min));
      return max - Math.sqrt((1 - u) * d * (max - mode));
    }
    static isPowerOfTwo(value) {
      return value && (value & value - 1) === 0;
    }
  };
  var MathUtils = _MathUtils;
  MathUtils.PI = 3.1415927;
  MathUtils.PI2 = _MathUtils.PI * 2;
  MathUtils.radiansToDegrees = 180 / _MathUtils.PI;
  MathUtils.radDeg = _MathUtils.radiansToDegrees;
  MathUtils.degreesToRadians = _MathUtils.PI / 180;
  MathUtils.degRad = _MathUtils.degreesToRadians;
  var Interpolation = class {
    apply(start, end, a) {
      return start + (end - start) * this.applyInternal(a);
    }
  };
  var Pow = class extends Interpolation {
    constructor(power) {
      super();
      this.power = 2;
      this.power = power;
    }
    applyInternal(a) {
      if (a <= 0.5)
        return Math.pow(a * 2, this.power) / 2;
      return Math.pow((a - 1) * 2, this.power) / (this.power % 2 == 0 ? -2 : 2) + 1;
    }
  };
  var PowOut = class extends Pow {
    constructor(power) {
      super(power);
    }
    applyInternal(a) {
      return Math.pow(a - 1, this.power) * (this.power % 2 == 0 ? -1 : 1) + 1;
    }
  };
  var _Utils = class {
    static arrayCopy(source, sourceStart, dest, destStart, numElements) {
      for (let i = sourceStart, j = destStart; i < sourceStart + numElements; i++, j++) {
        dest[j] = source[i];
      }
    }
    static arrayFill(array, fromIndex, toIndex, value) {
      for (let i = fromIndex; i < toIndex; i++)
        array[i] = value;
    }
    static setArraySize(array, size, value = 0) {
      let oldSize = array.length;
      if (oldSize == size)
        return array;
      array.length = size;
      if (oldSize < size) {
        for (let i = oldSize; i < size; i++)
          array[i] = value;
      }
      return array;
    }
    static ensureArrayCapacity(array, size, value = 0) {
      if (array.length >= size)
        return array;
      return _Utils.setArraySize(array, size, value);
    }
    static newArray(size, defaultValue) {
      let array = new Array(size);
      for (let i = 0; i < size; i++)
        array[i] = defaultValue;
      return array;
    }
    static newFloatArray(size) {
      if (_Utils.SUPPORTS_TYPED_ARRAYS)
        return new Float32Array(size);
      else {
        let array = new Array(size);
        for (let i = 0; i < array.length; i++)
          array[i] = 0;
        return array;
      }
    }
    static newShortArray(size) {
      if (_Utils.SUPPORTS_TYPED_ARRAYS)
        return new Int16Array(size);
      else {
        let array = new Array(size);
        for (let i = 0; i < array.length; i++)
          array[i] = 0;
        return array;
      }
    }
    static toFloatArray(array) {
      return _Utils.SUPPORTS_TYPED_ARRAYS ? new Float32Array(array) : array;
    }
    static toSinglePrecision(value) {
      return _Utils.SUPPORTS_TYPED_ARRAYS ? Math.fround(value) : value;
    }
    static webkit602BugfixHelper(alpha, blend) {
    }
    static contains(array, element, identity = true) {
      for (var i = 0; i < array.length; i++)
        if (array[i] == element)
          return true;
      return false;
    }
    static enumValue(type, name) {
      return type[name[0].toUpperCase() + name.slice(1)];
    }
  };
  var Utils = _Utils;
  Utils.SUPPORTS_TYPED_ARRAYS = typeof Float32Array !== "undefined";
  var DebugUtils = class {
    static logBones(skeleton) {
      for (let i = 0; i < skeleton.bones.length; i++) {
        let bone = skeleton.bones[i];
        console.log(bone.data.name + ", " + bone.a + ", " + bone.b + ", " + bone.c + ", " + bone.d + ", " + bone.worldX + ", " + bone.worldY);
      }
    }
  };
  var Pool = class {
    constructor(instantiator) {
      this.items = new Array();
      this.instantiator = instantiator;
    }
    obtain() {
      return this.items.length > 0 ? this.items.pop() : this.instantiator();
    }
    free(item) {
      if (item.reset)
        item.reset();
      this.items.push(item);
    }
    freeAll(items) {
      for (let i = 0; i < items.length; i++)
        this.free(items[i]);
    }
    clear() {
      this.items.length = 0;
    }
  };
  var Vector2 = class {
    constructor(x = 0, y = 0) {
      this.x = x;
      this.y = y;
    }
    set(x, y) {
      this.x = x;
      this.y = y;
      return this;
    }
    length() {
      let x = this.x;
      let y = this.y;
      return Math.sqrt(x * x + y * y);
    }
    normalize() {
      let len = this.length();
      if (len != 0) {
        this.x /= len;
        this.y /= len;
      }
      return this;
    }
  };
  var TimeKeeper = class {
    constructor() {
      this.maxDelta = 0.064;
      this.framesPerSecond = 0;
      this.delta = 0;
      this.totalTime = 0;
      this.lastTime = Date.now() / 1e3;
      this.frameCount = 0;
      this.frameTime = 0;
    }
    update() {
      let now = Date.now() / 1e3;
      this.delta = now - this.lastTime;
      this.frameTime += this.delta;
      this.totalTime += this.delta;
      if (this.delta > this.maxDelta)
        this.delta = this.maxDelta;
      this.lastTime = now;
      this.frameCount++;
      if (this.frameTime > 1) {
        this.framesPerSecond = this.frameCount / this.frameTime;
        this.frameTime = 0;
        this.frameCount = 0;
      }
    }
  };
  var WindowedMean = class {
    constructor(windowSize = 32) {
      this.addedValues = 0;
      this.lastValue = 0;
      this.mean = 0;
      this.dirty = true;
      this.values = new Array(windowSize);
    }
    hasEnoughData() {
      return this.addedValues >= this.values.length;
    }
    addValue(value) {
      if (this.addedValues < this.values.length)
        this.addedValues++;
      this.values[this.lastValue++] = value;
      if (this.lastValue > this.values.length - 1)
        this.lastValue = 0;
      this.dirty = true;
    }
    getMean() {
      if (this.hasEnoughData()) {
        if (this.dirty) {
          let mean = 0;
          for (let i = 0; i < this.values.length; i++)
            mean += this.values[i];
          this.mean = mean / this.values.length;
          this.dirty = false;
        }
        return this.mean;
      }
      return 0;
    }
  };

  // spine-core/src/attachments/Attachment.ts
  var Attachment = class {
    constructor(name) {
      if (!name)
        throw new Error("name cannot be null.");
      this.name = name;
    }
  };
  var _VertexAttachment = class extends Attachment {
    constructor(name) {
      super(name);
      this.id = _VertexAttachment.nextID++;
      this.worldVerticesLength = 0;
      this.deformAttachment = this;
    }
    computeWorldVertices(slot, start, count, worldVertices, offset, stride) {
      count = offset + (count >> 1) * stride;
      let skeleton = slot.bone.skeleton;
      let deformArray = slot.deform;
      let vertices = this.vertices;
      let bones = this.bones;
      if (!bones) {
        if (deformArray.length > 0)
          vertices = deformArray;
        let bone = slot.bone;
        let x = bone.worldX;
        let y = bone.worldY;
        let a = bone.a, b = bone.b, c = bone.c, d = bone.d;
        for (let v2 = start, w = offset; w < count; v2 += 2, w += stride) {
          let vx = vertices[v2], vy = vertices[v2 + 1];
          worldVertices[w] = vx * a + vy * b + x;
          worldVertices[w + 1] = vx * c + vy * d + y;
        }
        return;
      }
      let v = 0, skip = 0;
      for (let i = 0; i < start; i += 2) {
        let n = bones[v];
        v += n + 1;
        skip += n;
      }
      let skeletonBones = skeleton.bones;
      if (deformArray.length == 0) {
        for (let w = offset, b = skip * 3; w < count; w += stride) {
          let wx = 0, wy = 0;
          let n = bones[v++];
          n += v;
          for (; v < n; v++, b += 3) {
            let bone = skeletonBones[bones[v]];
            let vx = vertices[b], vy = vertices[b + 1], weight = vertices[b + 2];
            wx += (vx * bone.a + vy * bone.b + bone.worldX) * weight;
            wy += (vx * bone.c + vy * bone.d + bone.worldY) * weight;
          }
          worldVertices[w] = wx;
          worldVertices[w + 1] = wy;
        }
      } else {
        let deform = deformArray;
        for (let w = offset, b = skip * 3, f = skip << 1; w < count; w += stride) {
          let wx = 0, wy = 0;
          let n = bones[v++];
          n += v;
          for (; v < n; v++, b += 3, f += 2) {
            let bone = skeletonBones[bones[v]];
            let vx = vertices[b] + deform[f], vy = vertices[b + 1] + deform[f + 1], weight = vertices[b + 2];
            wx += (vx * bone.a + vy * bone.b + bone.worldX) * weight;
            wy += (vx * bone.c + vy * bone.d + bone.worldY) * weight;
          }
          worldVertices[w] = wx;
          worldVertices[w + 1] = wy;
        }
      }
    }
    copyTo(attachment) {
      if (this.bones) {
        attachment.bones = new Array(this.bones.length);
        Utils.arrayCopy(this.bones, 0, attachment.bones, 0, this.bones.length);
      } else
        attachment.bones = null;
      if (this.vertices) {
        attachment.vertices = Utils.newFloatArray(this.vertices.length);
        Utils.arrayCopy(this.vertices, 0, attachment.vertices, 0, this.vertices.length);
      } else
        attachment.vertices = null;
      attachment.worldVerticesLength = this.worldVerticesLength;
      attachment.deformAttachment = this.deformAttachment;
    }
  };
  var VertexAttachment = _VertexAttachment;
  VertexAttachment.nextID = 0;

  // spine-core/src/Animation.ts
  var Animation = class {
    constructor(name, timelines, duration) {
      if (!name)
        throw new Error("name cannot be null.");
      this.name = name;
      this.setTimelines(timelines);
      this.duration = duration;
    }
    setTimelines(timelines) {
      if (!timelines)
        throw new Error("timelines cannot be null.");
      this.timelines = timelines;
      this.timelineIds = new StringSet();
      for (var i = 0; i < timelines.length; i++)
        this.timelineIds.addAll(timelines[i].getPropertyIds());
    }
    hasTimeline(ids) {
      for (let i = 0; i < ids.length; i++)
        if (this.timelineIds.contains(ids[i]))
          return true;
      return false;
    }
    apply(skeleton, lastTime, time, loop, events, alpha, blend, direction) {
      if (!skeleton)
        throw new Error("skeleton cannot be null.");
      if (loop && this.duration != 0) {
        time %= this.duration;
        if (lastTime > 0)
          lastTime %= this.duration;
      }
      let timelines = this.timelines;
      for (let i = 0, n = timelines.length; i < n; i++)
        timelines[i].apply(skeleton, lastTime, time, events, alpha, blend, direction);
    }
  };
  var MixBlend;
  (function(MixBlend2) {
    MixBlend2[MixBlend2["setup"] = 0] = "setup";
    MixBlend2[MixBlend2["first"] = 1] = "first";
    MixBlend2[MixBlend2["replace"] = 2] = "replace";
    MixBlend2[MixBlend2["add"] = 3] = "add";
  })(MixBlend || (MixBlend = {}));
  var MixDirection;
  (function(MixDirection2) {
    MixDirection2[MixDirection2["mixIn"] = 0] = "mixIn";
    MixDirection2[MixDirection2["mixOut"] = 1] = "mixOut";
  })(MixDirection || (MixDirection = {}));
  var Property = {
    rotate: 0,
    x: 1,
    y: 2,
    scaleX: 3,
    scaleY: 4,
    shearX: 5,
    shearY: 6,
    rgb: 7,
    alpha: 8,
    rgb2: 9,
    attachment: 10,
    deform: 11,
    event: 12,
    drawOrder: 13,
    ikConstraint: 14,
    transformConstraint: 15,
    pathConstraintPosition: 16,
    pathConstraintSpacing: 17,
    pathConstraintMix: 18
  };
  var Timeline = class {
    constructor(frameCount, propertyIds) {
      this.propertyIds = propertyIds;
      this.frames = Utils.newFloatArray(frameCount * this.getFrameEntries());
    }
    getPropertyIds() {
      return this.propertyIds;
    }
    getFrameEntries() {
      return 1;
    }
    getFrameCount() {
      return this.frames.length / this.getFrameEntries();
    }
    getDuration() {
      return this.frames[this.frames.length - this.getFrameEntries()];
    }
    static search1(frames, time) {
      let n = frames.length;
      for (let i = 1; i < n; i++)
        if (frames[i] > time)
          return i - 1;
      return n - 1;
    }
    static search(frames, time, step) {
      let n = frames.length;
      for (let i = step; i < n; i += step)
        if (frames[i] > time)
          return i - step;
      return n - step;
    }
  };
  var CurveTimeline = class extends Timeline {
    constructor(frameCount, bezierCount, propertyIds) {
      super(frameCount, propertyIds);
      this.curves = Utils.newFloatArray(frameCount + bezierCount * 18);
      this.curves[frameCount - 1] = 1;
    }
    setLinear(frame) {
      this.curves[frame] = 0;
    }
    setStepped(frame) {
      this.curves[frame] = 1;
    }
    shrink(bezierCount) {
      let size = this.getFrameCount() + bezierCount * 18;
      if (this.curves.length > size) {
        let newCurves = Utils.newFloatArray(size);
        Utils.arrayCopy(this.curves, 0, newCurves, 0, size);
        this.curves = newCurves;
      }
    }
    setBezier(bezier, frame, value, time1, value1, cx1, cy1, cx2, cy2, time2, value2) {
      let curves = this.curves;
      let i = this.getFrameCount() + bezier * 18;
      if (value == 0)
        curves[frame] = 2 + i;
      let tmpx = (time1 - cx1 * 2 + cx2) * 0.03, tmpy = (value1 - cy1 * 2 + cy2) * 0.03;
      let dddx = ((cx1 - cx2) * 3 - time1 + time2) * 6e-3, dddy = ((cy1 - cy2) * 3 - value1 + value2) * 6e-3;
      let ddx = tmpx * 2 + dddx, ddy = tmpy * 2 + dddy;
      let dx = (cx1 - time1) * 0.3 + tmpx + dddx * 0.16666667, dy = (cy1 - value1) * 0.3 + tmpy + dddy * 0.16666667;
      let x = time1 + dx, y = value1 + dy;
      for (let n = i + 18; i < n; i += 2) {
        curves[i] = x;
        curves[i + 1] = y;
        dx += ddx;
        dy += ddy;
        ddx += dddx;
        ddy += dddy;
        x += dx;
        y += dy;
      }
    }
    getBezierValue(time, frameIndex, valueOffset, i) {
      let curves = this.curves;
      if (curves[i] > time) {
        let x2 = this.frames[frameIndex], y2 = this.frames[frameIndex + valueOffset];
        return y2 + (time - x2) / (curves[i] - x2) * (curves[i + 1] - y2);
      }
      let n = i + 18;
      for (i += 2; i < n; i += 2) {
        if (curves[i] >= time) {
          let x2 = curves[i - 2], y2 = curves[i - 1];
          return y2 + (time - x2) / (curves[i] - x2) * (curves[i + 1] - y2);
        }
      }
      frameIndex += this.getFrameEntries();
      let x = curves[n - 2], y = curves[n - 1];
      return y + (time - x) / (this.frames[frameIndex] - x) * (this.frames[frameIndex + valueOffset] - y);
    }
  };
  var CurveTimeline1 = class extends CurveTimeline {
    constructor(frameCount, bezierCount, propertyId) {
      super(frameCount, bezierCount, [propertyId]);
    }
    getFrameEntries() {
      return 2;
    }
    setFrame(frame, time, value) {
      frame <<= 1;
      this.frames[frame] = time;
      this.frames[frame + 1] = value;
    }
    getCurveValue(time) {
      let frames = this.frames;
      let i = frames.length - 2;
      for (let ii = 2; ii <= i; ii += 2) {
        if (frames[ii] > time) {
          i = ii - 2;
          break;
        }
      }
      let curveType = this.curves[i >> 1];
      switch (curveType) {
        case 0:
          let before = frames[i], value = frames[i + 1];
          return value + (time - before) / (frames[i + 2] - before) * (frames[i + 2 + 1] - value);
        case 1:
          return frames[i + 1];
      }
      return this.getBezierValue(time, i, 1, curveType - 2);
    }
  };
  var CurveTimeline2 = class extends CurveTimeline {
    constructor(frameCount, bezierCount, propertyId1, propertyId2) {
      super(frameCount, bezierCount, [propertyId1, propertyId2]);
    }
    getFrameEntries() {
      return 3;
    }
    setFrame(frame, time, value1, value2) {
      frame *= 3;
      this.frames[frame] = time;
      this.frames[frame + 1] = value1;
      this.frames[frame + 2] = value2;
    }
  };
  var RotateTimeline = class extends CurveTimeline1 {
    constructor(frameCount, bezierCount, boneIndex) {
      super(frameCount, bezierCount, Property.rotate + "|" + boneIndex);
      this.boneIndex = 0;
      this.boneIndex = boneIndex;
    }
    apply(skeleton, lastTime, time, events, alpha, blend, direction) {
      let bone = skeleton.bones[this.boneIndex];
      if (!bone.active)
        return;
      let frames = this.frames;
      if (time < frames[0]) {
        switch (blend) {
          case 0:
            bone.rotation = bone.data.rotation;
            return;
          case 1:
            bone.rotation += (bone.data.rotation - bone.rotation) * alpha;
        }
        return;
      }
      let r = this.getCurveValue(time);
      switch (blend) {
        case 0:
          bone.rotation = bone.data.rotation + r * alpha;
          break;
        case 1:
        case 2:
          r += bone.data.rotation - bone.rotation;
        case 3:
          bone.rotation += r * alpha;
      }
    }
  };
  var TranslateTimeline = class extends CurveTimeline2 {
    constructor(frameCount, bezierCount, boneIndex) {
      super(frameCount, bezierCount, Property.x + "|" + boneIndex, Property.y + "|" + boneIndex);
      this.boneIndex = 0;
      this.boneIndex = boneIndex;
    }
    apply(skeleton, lastTime, time, events, alpha, blend, direction) {
      let bone = skeleton.bones[this.boneIndex];
      if (!bone.active)
        return;
      let frames = this.frames;
      if (time < frames[0]) {
        switch (blend) {
          case 0:
            bone.x = bone.data.x;
            bone.y = bone.data.y;
            return;
          case 1:
            bone.x += (bone.data.x - bone.x) * alpha;
            bone.y += (bone.data.y - bone.y) * alpha;
        }
        return;
      }
      let x = 0, y = 0;
      let i = Timeline.search(frames, time, 3);
      let curveType = this.curves[i / 3];
      switch (curveType) {
        case 0:
          let before = frames[i];
          x = frames[i + 1];
          y = frames[i + 2];
          let t = (time - before) / (frames[i + 3] - before);
          x += (frames[i + 3 + 1] - x) * t;
          y += (frames[i + 3 + 2] - y) * t;
          break;
        case 1:
          x = frames[i + 1];
          y = frames[i + 2];
          break;
        default:
          x = this.getBezierValue(time, i, 1, curveType - 2);
          y = this.getBezierValue(time, i, 2, curveType + 18 - 2);
      }
      switch (blend) {
        case 0:
          bone.x = bone.data.x + x * alpha;
          bone.y = bone.data.y + y * alpha;
          break;
        case 1:
        case 2:
          bone.x += (bone.data.x + x - bone.x) * alpha;
          bone.y += (bone.data.y + y - bone.y) * alpha;
          break;
        case 3:
          bone.x += x * alpha;
          bone.y += y * alpha;
      }
    }
  };
  var TranslateXTimeline = class extends CurveTimeline1 {
    constructor(frameCount, bezierCount, boneIndex) {
      super(frameCount, bezierCount, Property.x + "|" + boneIndex);
      this.boneIndex = 0;
      this.boneIndex = boneIndex;
    }
    apply(skeleton, lastTime, time, events, alpha, blend, direction) {
      let bone = skeleton.bones[this.boneIndex];
      if (!bone.active)
        return;
      let frames = this.frames;
      if (time < frames[0]) {
        switch (blend) {
          case 0:
            bone.x = bone.data.x;
            return;
          case 1:
            bone.x += (bone.data.x - bone.x) * alpha;
        }
        return;
      }
      let x = this.getCurveValue(time);
      switch (blend) {
        case 0:
          bone.x = bone.data.x + x * alpha;
          break;
        case 1:
        case 2:
          bone.x += (bone.data.x + x - bone.x) * alpha;
          break;
        case 3:
          bone.x += x * alpha;
      }
    }
  };
  var TranslateYTimeline = class extends CurveTimeline1 {
    constructor(frameCount, bezierCount, boneIndex) {
      super(frameCount, bezierCount, Property.y + "|" + boneIndex);
      this.boneIndex = 0;
      this.boneIndex = boneIndex;
    }
    apply(skeleton, lastTime, time, events, alpha, blend, direction) {
      let bone = skeleton.bones[this.boneIndex];
      if (!bone.active)
        return;
      let frames = this.frames;
      if (time < frames[0]) {
        switch (blend) {
          case 0:
            bone.y = bone.data.y;
            return;
          case 1:
            bone.y += (bone.data.y - bone.y) * alpha;
        }
        return;
      }
      let y = this.getCurveValue(time);
      switch (blend) {
        case 0:
          bone.y = bone.data.y + y * alpha;
          break;
        case 1:
        case 2:
          bone.y += (bone.data.y + y - bone.y) * alpha;
          break;
        case 3:
          bone.y += y * alpha;
      }
    }
  };
  var ScaleTimeline = class extends CurveTimeline2 {
    constructor(frameCount, bezierCount, boneIndex) {
      super(frameCount, bezierCount, Property.scaleX + "|" + boneIndex, Property.scaleY + "|" + boneIndex);
      this.boneIndex = 0;
      this.boneIndex = boneIndex;
    }
    apply(skeleton, lastTime, time, events, alpha, blend, direction) {
      let bone = skeleton.bones[this.boneIndex];
      if (!bone.active)
        return;
      let frames = this.frames;
      if (time < frames[0]) {
        switch (blend) {
          case 0:
            bone.scaleX = bone.data.scaleX;
            bone.scaleY = bone.data.scaleY;
            return;
          case 1:
            bone.scaleX += (bone.data.scaleX - bone.scaleX) * alpha;
            bone.scaleY += (bone.data.scaleY - bone.scaleY) * alpha;
        }
        return;
      }
      let x, y;
      let i = Timeline.search(frames, time, 3);
      let curveType = this.curves[i / 3];
      switch (curveType) {
        case 0:
          let before = frames[i];
          x = frames[i + 1];
          y = frames[i + 2];
          let t = (time - before) / (frames[i + 3] - before);
          x += (frames[i + 3 + 1] - x) * t;
          y += (frames[i + 3 + 2] - y) * t;
          break;
        case 1:
          x = frames[i + 1];
          y = frames[i + 2];
          break;
        default:
          x = this.getBezierValue(time, i, 1, curveType - 2);
          y = this.getBezierValue(time, i, 2, curveType + 18 - 2);
      }
      x *= bone.data.scaleX;
      y *= bone.data.scaleY;
      if (alpha == 1) {
        if (blend == 3) {
          bone.scaleX += x - bone.data.scaleX;
          bone.scaleY += y - bone.data.scaleY;
        } else {
          bone.scaleX = x;
          bone.scaleY = y;
        }
      } else {
        let bx = 0, by = 0;
        if (direction == 1) {
          switch (blend) {
            case 0:
              bx = bone.data.scaleX;
              by = bone.data.scaleY;
              bone.scaleX = bx + (Math.abs(x) * MathUtils.signum(bx) - bx) * alpha;
              bone.scaleY = by + (Math.abs(y) * MathUtils.signum(by) - by) * alpha;
              break;
            case 1:
            case 2:
              bx = bone.scaleX;
              by = bone.scaleY;
              bone.scaleX = bx + (Math.abs(x) * MathUtils.signum(bx) - bx) * alpha;
              bone.scaleY = by + (Math.abs(y) * MathUtils.signum(by) - by) * alpha;
              break;
            case 3:
              bx = bone.scaleX;
              by = bone.scaleY;
              bone.scaleX = bx + (Math.abs(x) * MathUtils.signum(bx) - bone.data.scaleX) * alpha;
              bone.scaleY = by + (Math.abs(y) * MathUtils.signum(by) - bone.data.scaleY) * alpha;
          }
        } else {
          switch (blend) {
            case 0:
              bx = Math.abs(bone.data.scaleX) * MathUtils.signum(x);
              by = Math.abs(bone.data.scaleY) * MathUtils.signum(y);
              bone.scaleX = bx + (x - bx) * alpha;
              bone.scaleY = by + (y - by) * alpha;
              break;
            case 1:
            case 2:
              bx = Math.abs(bone.scaleX) * MathUtils.signum(x);
              by = Math.abs(bone.scaleY) * MathUtils.signum(y);
              bone.scaleX = bx + (x - bx) * alpha;
              bone.scaleY = by + (y - by) * alpha;
              break;
            case 3:
              bx = MathUtils.signum(x);
              by = MathUtils.signum(y);
              bone.scaleX = Math.abs(bone.scaleX) * bx + (x - Math.abs(bone.data.scaleX) * bx) * alpha;
              bone.scaleY = Math.abs(bone.scaleY) * by + (y - Math.abs(bone.data.scaleY) * by) * alpha;
          }
        }
      }
    }
  };
  var ScaleXTimeline = class extends CurveTimeline1 {
    constructor(frameCount, bezierCount, boneIndex) {
      super(frameCount, bezierCount, Property.scaleX + "|" + boneIndex);
      this.boneIndex = 0;
      this.boneIndex = boneIndex;
    }
    apply(skeleton, lastTime, time, events, alpha, blend, direction) {
      let bone = skeleton.bones[this.boneIndex];
      if (!bone.active)
        return;
      let frames = this.frames;
      if (time < frames[0]) {
        switch (blend) {
          case 0:
            bone.scaleX = bone.data.scaleX;
            return;
          case 1:
            bone.scaleX += (bone.data.scaleX - bone.scaleX) * alpha;
        }
        return;
      }
      let x = this.getCurveValue(time) * bone.data.scaleX;
      if (alpha == 1) {
        if (blend == 3)
          bone.scaleX += x - bone.data.scaleX;
        else
          bone.scaleX = x;
      } else {
        let bx = 0;
        if (direction == 1) {
          switch (blend) {
            case 0:
              bx = bone.data.scaleX;
              bone.scaleX = bx + (Math.abs(x) * MathUtils.signum(bx) - bx) * alpha;
              break;
            case 1:
            case 2:
              bx = bone.scaleX;
              bone.scaleX = bx + (Math.abs(x) * MathUtils.signum(bx) - bx) * alpha;
              break;
            case 3:
              bx = bone.scaleX;
              bone.scaleX = bx + (Math.abs(x) * MathUtils.signum(bx) - bone.data.scaleX) * alpha;
          }
        } else {
          switch (blend) {
            case 0:
              bx = Math.abs(bone.data.scaleX) * MathUtils.signum(x);
              bone.scaleX = bx + (x - bx) * alpha;
              break;
            case 1:
            case 2:
              bx = Math.abs(bone.scaleX) * MathUtils.signum(x);
              bone.scaleX = bx + (x - bx) * alpha;
              break;
            case 3:
              bx = MathUtils.signum(x);
              bone.scaleX = Math.abs(bone.scaleX) * bx + (x - Math.abs(bone.data.scaleX) * bx) * alpha;
          }
        }
      }
    }
  };
  var ScaleYTimeline = class extends CurveTimeline1 {
    constructor(frameCount, bezierCount, boneIndex) {
      super(frameCount, bezierCount, Property.scaleY + "|" + boneIndex);
      this.boneIndex = 0;
      this.boneIndex = boneIndex;
    }
    apply(skeleton, lastTime, time, events, alpha, blend, direction) {
      let bone = skeleton.bones[this.boneIndex];
      if (!bone.active)
        return;
      let frames = this.frames;
      if (time < frames[0]) {
        switch (blend) {
          case 0:
            bone.scaleY = bone.data.scaleY;
            return;
          case 1:
            bone.scaleY += (bone.data.scaleY - bone.scaleY) * alpha;
        }
        return;
      }
      let y = this.getCurveValue(time) * bone.data.scaleY;
      if (alpha == 1) {
        if (blend == 3)
          bone.scaleY += y - bone.data.scaleY;
        else
          bone.scaleY = y;
      } else {
        let by = 0;
        if (direction == 1) {
          switch (blend) {
            case 0:
              by = bone.data.scaleY;
              bone.scaleY = by + (Math.abs(y) * MathUtils.signum(by) - by) * alpha;
              break;
            case 1:
            case 2:
              by = bone.scaleY;
              bone.scaleY = by + (Math.abs(y) * MathUtils.signum(by) - by) * alpha;
              break;
            case 3:
              by = bone.scaleY;
              bone.scaleY = by + (Math.abs(y) * MathUtils.signum(by) - bone.data.scaleY) * alpha;
          }
        } else {
          switch (blend) {
            case 0:
              by = Math.abs(bone.data.scaleY) * MathUtils.signum(y);
              bone.scaleY = by + (y - by) * alpha;
              break;
            case 1:
            case 2:
              by = Math.abs(bone.scaleY) * MathUtils.signum(y);
              bone.scaleY = by + (y - by) * alpha;
              break;
            case 3:
              by = MathUtils.signum(y);
              bone.scaleY = Math.abs(bone.scaleY) * by + (y - Math.abs(bone.data.scaleY) * by) * alpha;
          }
        }
      }
    }
  };
  var ShearTimeline = class extends CurveTimeline2 {
    constructor(frameCount, bezierCount, boneIndex) {
      super(frameCount, bezierCount, Property.shearX + "|" + boneIndex, Property.shearY + "|" + boneIndex);
      this.boneIndex = 0;
      this.boneIndex = boneIndex;
    }
    apply(skeleton, lastTime, time, events, alpha, blend, direction) {
      let bone = skeleton.bones[this.boneIndex];
      if (!bone.active)
        return;
      let frames = this.frames;
      if (time < frames[0]) {
        switch (blend) {
          case 0:
            bone.shearX = bone.data.shearX;
            bone.shearY = bone.data.shearY;
            return;
          case 1:
            bone.shearX += (bone.data.shearX - bone.shearX) * alpha;
            bone.shearY += (bone.data.shearY - bone.shearY) * alpha;
        }
        return;
      }
      let x = 0, y = 0;
      let i = Timeline.search(frames, time, 3);
      let curveType = this.curves[i / 3];
      switch (curveType) {
        case 0:
          let before = frames[i];
          x = frames[i + 1];
          y = frames[i + 2];
          let t = (time - before) / (frames[i + 3] - before);
          x += (frames[i + 3 + 1] - x) * t;
          y += (frames[i + 3 + 2] - y) * t;
          break;
        case 1:
          x = frames[i + 1];
          y = frames[i + 2];
          break;
        default:
          x = this.getBezierValue(time, i, 1, curveType - 2);
          y = this.getBezierValue(time, i, 2, curveType + 18 - 2);
      }
      switch (blend) {
        case 0:
          bone.shearX = bone.data.shearX + x * alpha;
          bone.shearY = bone.data.shearY + y * alpha;
          break;
        case 1:
        case 2:
          bone.shearX += (bone.data.shearX + x - bone.shearX) * alpha;
          bone.shearY += (bone.data.shearY + y - bone.shearY) * alpha;
          break;
        case 3:
          bone.shearX += x * alpha;
          bone.shearY += y * alpha;
      }
    }
  };
  var ShearXTimeline = class extends CurveTimeline1 {
    constructor(frameCount, bezierCount, boneIndex) {
      super(frameCount, bezierCount, Property.shearX + "|" + boneIndex);
      this.boneIndex = 0;
      this.boneIndex = boneIndex;
    }
    apply(skeleton, lastTime, time, events, alpha, blend, direction) {
      let bone = skeleton.bones[this.boneIndex];
      if (!bone.active)
        return;
      let frames = this.frames;
      if (time < frames[0]) {
        switch (blend) {
          case 0:
            bone.shearX = bone.data.shearX;
            return;
          case 1:
            bone.shearX += (bone.data.shearX - bone.shearX) * alpha;
        }
        return;
      }
      let x = this.getCurveValue(time);
      switch (blend) {
        case 0:
          bone.shearX = bone.data.shearX + x * alpha;
          break;
        case 1:
        case 2:
          bone.shearX += (bone.data.shearX + x - bone.shearX) * alpha;
          break;
        case 3:
          bone.shearX += x * alpha;
      }
    }
  };
  var ShearYTimeline = class extends CurveTimeline1 {
    constructor(frameCount, bezierCount, boneIndex) {
      super(frameCount, bezierCount, Property.shearY + "|" + boneIndex);
      this.boneIndex = 0;
      this.boneIndex = boneIndex;
    }
    apply(skeleton, lastTime, time, events, alpha, blend, direction) {
      let bone = skeleton.bones[this.boneIndex];
      if (!bone.active)
        return;
      let frames = this.frames;
      if (time < frames[0]) {
        switch (blend) {
          case 0:
            bone.shearY = bone.data.shearY;
            return;
          case 1:
            bone.shearY += (bone.data.shearY - bone.shearY) * alpha;
        }
        return;
      }
      let y = this.getCurveValue(time);
      switch (blend) {
        case 0:
          bone.shearY = bone.data.shearY + y * alpha;
          break;
        case 1:
        case 2:
          bone.shearY += (bone.data.shearY + y - bone.shearY) * alpha;
          break;
        case 3:
          bone.shearY += y * alpha;
      }
    }
  };
  var RGBATimeline = class extends CurveTimeline {
    constructor(frameCount, bezierCount, slotIndex) {
      super(frameCount, bezierCount, [
        Property.rgb + "|" + slotIndex,
        Property.alpha + "|" + slotIndex
      ]);
      this.slotIndex = 0;
      this.slotIndex = slotIndex;
    }
    getFrameEntries() {
      return 5;
    }
    setFrame(frame, time, r, g, b, a) {
      frame *= 5;
      this.frames[frame] = time;
      this.frames[frame + 1] = r;
      this.frames[frame + 2] = g;
      this.frames[frame + 3] = b;
      this.frames[frame + 4] = a;
    }
    apply(skeleton, lastTime, time, events, alpha, blend, direction) {
      let slot = skeleton.slots[this.slotIndex];
      if (!slot.bone.active)
        return;
      let frames = this.frames;
      let color = slot.color;
      if (time < frames[0]) {
        let setup = slot.data.color;
        switch (blend) {
          case 0:
            color.setFromColor(setup);
            return;
          case 1:
            color.add((setup.r - color.r) * alpha, (setup.g - color.g) * alpha, (setup.b - color.b) * alpha, (setup.a - color.a) * alpha);
        }
        return;
      }
      let r = 0, g = 0, b = 0, a = 0;
      let i = Timeline.search(frames, time, 5);
      let curveType = this.curves[i / 5];
      switch (curveType) {
        case 0:
          let before = frames[i];
          r = frames[i + 1];
          g = frames[i + 2];
          b = frames[i + 3];
          a = frames[i + 4];
          let t = (time - before) / (frames[i + 5] - before);
          r += (frames[i + 5 + 1] - r) * t;
          g += (frames[i + 5 + 2] - g) * t;
          b += (frames[i + 5 + 3] - b) * t;
          a += (frames[i + 5 + 4] - a) * t;
          break;
        case 1:
          r = frames[i + 1];
          g = frames[i + 2];
          b = frames[i + 3];
          a = frames[i + 4];
          break;
        default:
          r = this.getBezierValue(time, i, 1, curveType - 2);
          g = this.getBezierValue(time, i, 2, curveType + 18 - 2);
          b = this.getBezierValue(time, i, 3, curveType + 18 * 2 - 2);
          a = this.getBezierValue(time, i, 4, curveType + 18 * 3 - 2);
      }
      if (alpha == 1)
        color.set(r, g, b, a);
      else {
        if (blend == 0)
          color.setFromColor(slot.data.color);
        color.add((r - color.r) * alpha, (g - color.g) * alpha, (b - color.b) * alpha, (a - color.a) * alpha);
      }
    }
  };
  var RGBTimeline = class extends CurveTimeline {
    constructor(frameCount, bezierCount, slotIndex) {
      super(frameCount, bezierCount, [
        Property.rgb + "|" + slotIndex
      ]);
      this.slotIndex = 0;
      this.slotIndex = slotIndex;
    }
    getFrameEntries() {
      return 4;
    }
    setFrame(frame, time, r, g, b) {
      frame <<= 2;
      this.frames[frame] = time;
      this.frames[frame + 1] = r;
      this.frames[frame + 2] = g;
      this.frames[frame + 3] = b;
    }
    apply(skeleton, lastTime, time, events, alpha, blend, direction) {
      let slot = skeleton.slots[this.slotIndex];
      if (!slot.bone.active)
        return;
      let frames = this.frames;
      let color = slot.color;
      if (time < frames[0]) {
        let setup = slot.data.color;
        switch (blend) {
          case 0:
            color.r = setup.r;
            color.g = setup.g;
            color.b = setup.b;
            return;
          case 1:
            color.r += (setup.r - color.r) * alpha;
            color.g += (setup.g - color.g) * alpha;
            color.b += (setup.b - color.b) * alpha;
        }
        return;
      }
      let r = 0, g = 0, b = 0;
      let i = Timeline.search(frames, time, 4);
      let curveType = this.curves[i >> 2];
      switch (curveType) {
        case 0:
          let before = frames[i];
          r = frames[i + 1];
          g = frames[i + 2];
          b = frames[i + 3];
          let t = (time - before) / (frames[i + 4] - before);
          r += (frames[i + 4 + 1] - r) * t;
          g += (frames[i + 4 + 2] - g) * t;
          b += (frames[i + 4 + 3] - b) * t;
          break;
        case 1:
          r = frames[i + 1];
          g = frames[i + 2];
          b = frames[i + 3];
          break;
        default:
          r = this.getBezierValue(time, i, 1, curveType - 2);
          g = this.getBezierValue(time, i, 2, curveType + 18 - 2);
          b = this.getBezierValue(time, i, 3, curveType + 18 * 2 - 2);
      }
      if (alpha == 1) {
        color.r = r;
        color.g = g;
        color.b = b;
      } else {
        if (blend == 0) {
          let setup = slot.data.color;
          color.r = setup.r;
          color.g = setup.g;
          color.b = setup.b;
        }
        color.r += (r - color.r) * alpha;
        color.g += (g - color.g) * alpha;
        color.b += (b - color.b) * alpha;
      }
    }
  };
  var AlphaTimeline = class extends CurveTimeline1 {
    constructor(frameCount, bezierCount, slotIndex) {
      super(frameCount, bezierCount, Property.alpha + "|" + slotIndex);
      this.slotIndex = 0;
      this.slotIndex = slotIndex;
    }
    apply(skeleton, lastTime, time, events, alpha, blend, direction) {
      let slot = skeleton.slots[this.slotIndex];
      if (!slot.bone.active)
        return;
      let color = slot.color;
      if (time < this.frames[0]) {
        let setup = slot.data.color;
        switch (blend) {
          case 0:
            color.a = setup.a;
            return;
          case 1:
            color.a += (setup.a - color.a) * alpha;
        }
        return;
      }
      let a = this.getCurveValue(time);
      if (alpha == 1)
        color.a = a;
      else {
        if (blend == 0)
          color.a = slot.data.color.a;
        color.a += (a - color.a) * alpha;
      }
    }
  };
  var RGBA2Timeline = class extends CurveTimeline {
    constructor(frameCount, bezierCount, slotIndex) {
      super(frameCount, bezierCount, [
        Property.rgb + "|" + slotIndex,
        Property.alpha + "|" + slotIndex,
        Property.rgb2 + "|" + slotIndex
      ]);
      this.slotIndex = 0;
      this.slotIndex = slotIndex;
    }
    getFrameEntries() {
      return 8;
    }
    setFrame(frame, time, r, g, b, a, r2, g2, b2) {
      frame <<= 3;
      this.frames[frame] = time;
      this.frames[frame + 1] = r;
      this.frames[frame + 2] = g;
      this.frames[frame + 3] = b;
      this.frames[frame + 4] = a;
      this.frames[frame + 5] = r2;
      this.frames[frame + 6] = g2;
      this.frames[frame + 7] = b2;
    }
    apply(skeleton, lastTime, time, events, alpha, blend, direction) {
      let slot = skeleton.slots[this.slotIndex];
      if (!slot.bone.active)
        return;
      let frames = this.frames;
      let light = slot.color, dark = slot.darkColor;
      if (time < frames[0]) {
        let setupLight = slot.data.color, setupDark = slot.data.darkColor;
        switch (blend) {
          case 0:
            light.setFromColor(setupLight);
            dark.r = setupDark.r;
            dark.g = setupDark.g;
            dark.b = setupDark.b;
            return;
          case 1:
            light.add((setupLight.r - light.r) * alpha, (setupLight.g - light.g) * alpha, (setupLight.b - light.b) * alpha, (setupLight.a - light.a) * alpha);
            dark.r += (setupDark.r - dark.r) * alpha;
            dark.g += (setupDark.g - dark.g) * alpha;
            dark.b += (setupDark.b - dark.b) * alpha;
        }
        return;
      }
      let r = 0, g = 0, b = 0, a = 0, r2 = 0, g2 = 0, b2 = 0;
      let i = Timeline.search(frames, time, 8);
      let curveType = this.curves[i >> 3];
      switch (curveType) {
        case 0:
          let before = frames[i];
          r = frames[i + 1];
          g = frames[i + 2];
          b = frames[i + 3];
          a = frames[i + 4];
          r2 = frames[i + 5];
          g2 = frames[i + 6];
          b2 = frames[i + 7];
          let t = (time - before) / (frames[i + 8] - before);
          r += (frames[i + 8 + 1] - r) * t;
          g += (frames[i + 8 + 2] - g) * t;
          b += (frames[i + 8 + 3] - b) * t;
          a += (frames[i + 8 + 4] - a) * t;
          r2 += (frames[i + 8 + 5] - r2) * t;
          g2 += (frames[i + 8 + 6] - g2) * t;
          b2 += (frames[i + 8 + 7] - b2) * t;
          break;
        case 1:
          r = frames[i + 1];
          g = frames[i + 2];
          b = frames[i + 3];
          a = frames[i + 4];
          r2 = frames[i + 5];
          g2 = frames[i + 6];
          b2 = frames[i + 7];
          break;
        default:
          r = this.getBezierValue(time, i, 1, curveType - 2);
          g = this.getBezierValue(time, i, 2, curveType + 18 - 2);
          b = this.getBezierValue(time, i, 3, curveType + 18 * 2 - 2);
          a = this.getBezierValue(time, i, 4, curveType + 18 * 3 - 2);
          r2 = this.getBezierValue(time, i, 5, curveType + 18 * 4 - 2);
          g2 = this.getBezierValue(time, i, 6, curveType + 18 * 5 - 2);
          b2 = this.getBezierValue(time, i, 7, curveType + 18 * 6 - 2);
      }
      if (alpha == 1) {
        light.set(r, g, b, a);
        dark.r = r2;
        dark.g = g2;
        dark.b = b2;
      } else {
        if (blend == 0) {
          light.setFromColor(slot.data.color);
          let setupDark = slot.data.darkColor;
          dark.r = setupDark.r;
          dark.g = setupDark.g;
          dark.b = setupDark.b;
        }
        light.add((r - light.r) * alpha, (g - light.g) * alpha, (b - light.b) * alpha, (a - light.a) * alpha);
        dark.r += (r2 - dark.r) * alpha;
        dark.g += (g2 - dark.g) * alpha;
        dark.b += (b2 - dark.b) * alpha;
      }
    }
  };
  var RGB2Timeline = class extends CurveTimeline {
    constructor(frameCount, bezierCount, slotIndex) {
      super(frameCount, bezierCount, [
        Property.rgb + "|" + slotIndex,
        Property.rgb2 + "|" + slotIndex
      ]);
      this.slotIndex = 0;
      this.slotIndex = slotIndex;
    }
    getFrameEntries() {
      return 7;
    }
    setFrame(frame, time, r, g, b, r2, g2, b2) {
      frame *= 7;
      this.frames[frame] = time;
      this.frames[frame + 1] = r;
      this.frames[frame + 2] = g;
      this.frames[frame + 3] = b;
      this.frames[frame + 4] = r2;
      this.frames[frame + 5] = g2;
      this.frames[frame + 6] = b2;
    }
    apply(skeleton, lastTime, time, events, alpha, blend, direction) {
      let slot = skeleton.slots[this.slotIndex];
      if (!slot.bone.active)
        return;
      let frames = this.frames;
      let light = slot.color, dark = slot.darkColor;
      if (time < frames[0]) {
        let setupLight = slot.data.color, setupDark = slot.data.darkColor;
        switch (blend) {
          case 0:
            light.r = setupLight.r;
            light.g = setupLight.g;
            light.b = setupLight.b;
            dark.r = setupDark.r;
            dark.g = setupDark.g;
            dark.b = setupDark.b;
            return;
          case 1:
            light.r += (setupLight.r - light.r) * alpha;
            light.g += (setupLight.g - light.g) * alpha;
            light.b += (setupLight.b - light.b) * alpha;
            dark.r += (setupDark.r - dark.r) * alpha;
            dark.g += (setupDark.g - dark.g) * alpha;
            dark.b += (setupDark.b - dark.b) * alpha;
        }
        return;
      }
      let r = 0, g = 0, b = 0, a = 0, r2 = 0, g2 = 0, b2 = 0;
      let i = Timeline.search(frames, time, 7);
      let curveType = this.curves[i / 7];
      switch (curveType) {
        case 0:
          let before = frames[i];
          r = frames[i + 1];
          g = frames[i + 2];
          b = frames[i + 3];
          r2 = frames[i + 4];
          g2 = frames[i + 5];
          b2 = frames[i + 6];
          let t = (time - before) / (frames[i + 7] - before);
          r += (frames[i + 7 + 1] - r) * t;
          g += (frames[i + 7 + 2] - g) * t;
          b += (frames[i + 7 + 3] - b) * t;
          r2 += (frames[i + 7 + 4] - r2) * t;
          g2 += (frames[i + 7 + 5] - g2) * t;
          b2 += (frames[i + 7 + 6] - b2) * t;
          break;
        case 1:
          r = frames[i + 1];
          g = frames[i + 2];
          b = frames[i + 3];
          r2 = frames[i + 4];
          g2 = frames[i + 5];
          b2 = frames[i + 6];
          break;
        default:
          r = this.getBezierValue(time, i, 1, curveType - 2);
          g = this.getBezierValue(time, i, 2, curveType + 18 - 2);
          b = this.getBezierValue(time, i, 3, curveType + 18 * 2 - 2);
          r2 = this.getBezierValue(time, i, 4, curveType + 18 * 3 - 2);
          g2 = this.getBezierValue(time, i, 5, curveType + 18 * 4 - 2);
          b2 = this.getBezierValue(time, i, 6, curveType + 18 * 5 - 2);
      }
      if (alpha == 1) {
        light.r = r;
        light.g = g;
        light.b = b;
        dark.r = r2;
        dark.g = g2;
        dark.b = b2;
      } else {
        if (blend == 0) {
          let setupLight = slot.data.color, setupDark = slot.data.darkColor;
          light.r = setupLight.r;
          light.g = setupLight.g;
          light.b = setupLight.b;
          dark.r = setupDark.r;
          dark.g = setupDark.g;
          dark.b = setupDark.b;
        }
        light.r += (r - light.r) * alpha;
        light.g += (g - light.g) * alpha;
        light.b += (b - light.b) * alpha;
        dark.r += (r2 - dark.r) * alpha;
        dark.g += (g2 - dark.g) * alpha;
        dark.b += (b2 - dark.b) * alpha;
      }
    }
  };
  var AttachmentTimeline = class extends Timeline {
    constructor(frameCount, slotIndex) {
      super(frameCount, [
        Property.attachment + "|" + slotIndex
      ]);
      this.slotIndex = 0;
      this.slotIndex = slotIndex;
      this.attachmentNames = new Array(frameCount);
    }
    getFrameCount() {
      return this.frames.length;
    }
    setFrame(frame, time, attachmentName) {
      this.frames[frame] = time;
      this.attachmentNames[frame] = attachmentName;
    }
    apply(skeleton, lastTime, time, events, alpha, blend, direction) {
      let slot = skeleton.slots[this.slotIndex];
      if (!slot.bone.active)
        return;
      if (direction == 1) {
        if (blend == 0)
          this.setAttachment(skeleton, slot, slot.data.attachmentName);
        return;
      }
      if (time < this.frames[0]) {
        if (blend == 0 || blend == 1)
          this.setAttachment(skeleton, slot, slot.data.attachmentName);
        return;
      }
      this.setAttachment(skeleton, slot, this.attachmentNames[Timeline.search1(this.frames, time)]);
    }
    setAttachment(skeleton, slot, attachmentName) {
      slot.setAttachment(!attachmentName ? null : skeleton.getAttachment(this.slotIndex, attachmentName));
    }
  };
  var DeformTimeline = class extends CurveTimeline {
    constructor(frameCount, bezierCount, slotIndex, attachment) {
      super(frameCount, bezierCount, [
        Property.deform + "|" + slotIndex + "|" + attachment.id
      ]);
      this.slotIndex = 0;
      this.slotIndex = slotIndex;
      this.attachment = attachment;
      this.vertices = new Array(frameCount);
    }
    getFrameCount() {
      return this.frames.length;
    }
    setFrame(frame, time, vertices) {
      this.frames[frame] = time;
      this.vertices[frame] = vertices;
    }
    setBezier(bezier, frame, value, time1, value1, cx1, cy1, cx2, cy2, time2, value2) {
      let curves = this.curves;
      let i = this.getFrameCount() + bezier * 18;
      if (value == 0)
        curves[frame] = 2 + i;
      let tmpx = (time1 - cx1 * 2 + cx2) * 0.03, tmpy = cy2 * 0.03 - cy1 * 0.06;
      let dddx = ((cx1 - cx2) * 3 - time1 + time2) * 6e-3, dddy = (cy1 - cy2 + 0.33333333) * 0.018;
      let ddx = tmpx * 2 + dddx, ddy = tmpy * 2 + dddy;
      let dx = (cx1 - time1) * 0.3 + tmpx + dddx * 0.16666667, dy = cy1 * 0.3 + tmpy + dddy * 0.16666667;
      let x = time1 + dx, y = dy;
      for (let n = i + 18; i < n; i += 2) {
        curves[i] = x;
        curves[i + 1] = y;
        dx += ddx;
        dy += ddy;
        ddx += dddx;
        ddy += dddy;
        x += dx;
        y += dy;
      }
    }
    getCurvePercent(time, frame) {
      let curves = this.curves;
      let i = curves[frame];
      switch (i) {
        case 0:
          let x2 = this.frames[frame];
          return (time - x2) / (this.frames[frame + this.getFrameEntries()] - x2);
        case 1:
          return 0;
      }
      i -= 2;
      if (curves[i] > time) {
        let x2 = this.frames[frame];
        return curves[i + 1] * (time - x2) / (curves[i] - x2);
      }
      let n = i + 18;
      for (i += 2; i < n; i += 2) {
        if (curves[i] >= time) {
          let x2 = curves[i - 2], y2 = curves[i - 1];
          return y2 + (time - x2) / (curves[i] - x2) * (curves[i + 1] - y2);
        }
      }
      let x = curves[n - 2], y = curves[n - 1];
      return y + (1 - y) * (time - x) / (this.frames[frame + this.getFrameEntries()] - x);
    }
    apply(skeleton, lastTime, time, firedEvents, alpha, blend, direction) {
      let slot = skeleton.slots[this.slotIndex];
      if (!slot.bone.active)
        return;
      let slotAttachment = slot.getAttachment();
      if (!(slotAttachment instanceof VertexAttachment) || slotAttachment.deformAttachment != this.attachment)
        return;
      let deform = slot.deform;
      if (deform.length == 0)
        blend = 0;
      let vertices = this.vertices;
      let vertexCount = vertices[0].length;
      let frames = this.frames;
      if (time < frames[0]) {
        let vertexAttachment = slotAttachment;
        switch (blend) {
          case 0:
            deform.length = 0;
            return;
          case 1:
            if (alpha == 1) {
              deform.length = 0;
              return;
            }
            deform.length = vertexCount;
            if (!vertexAttachment.bones) {
              let setupVertices = vertexAttachment.vertices;
              for (var i = 0; i < vertexCount; i++)
                deform[i] += (setupVertices[i] - deform[i]) * alpha;
            } else {
              alpha = 1 - alpha;
              for (var i = 0; i < vertexCount; i++)
                deform[i] *= alpha;
            }
        }
        return;
      }
      deform.length = vertexCount;
      if (time >= frames[frames.length - 1]) {
        let lastVertices = vertices[frames.length - 1];
        if (alpha == 1) {
          if (blend == 3) {
            let vertexAttachment = slotAttachment;
            if (!vertexAttachment.bones) {
              let setupVertices = vertexAttachment.vertices;
              for (let i2 = 0; i2 < vertexCount; i2++)
                deform[i2] += lastVertices[i2] - setupVertices[i2];
            } else {
              for (let i2 = 0; i2 < vertexCount; i2++)
                deform[i2] += lastVertices[i2];
            }
          } else
            Utils.arrayCopy(lastVertices, 0, deform, 0, vertexCount);
        } else {
          switch (blend) {
            case 0: {
              let vertexAttachment2 = slotAttachment;
              if (!vertexAttachment2.bones) {
                let setupVertices = vertexAttachment2.vertices;
                for (let i2 = 0; i2 < vertexCount; i2++) {
                  let setup = setupVertices[i2];
                  deform[i2] = setup + (lastVertices[i2] - setup) * alpha;
                }
              } else {
                for (let i2 = 0; i2 < vertexCount; i2++)
                  deform[i2] = lastVertices[i2] * alpha;
              }
              break;
            }
            case 1:
            case 2:
              for (let i2 = 0; i2 < vertexCount; i2++)
                deform[i2] += (lastVertices[i2] - deform[i2]) * alpha;
              break;
            case 3:
              let vertexAttachment = slotAttachment;
              if (!vertexAttachment.bones) {
                let setupVertices = vertexAttachment.vertices;
                for (let i2 = 0; i2 < vertexCount; i2++)
                  deform[i2] += (lastVertices[i2] - setupVertices[i2]) * alpha;
              } else {
                for (let i2 = 0; i2 < vertexCount; i2++)
                  deform[i2] += lastVertices[i2] * alpha;
              }
          }
        }
        return;
      }
      let frame = Timeline.search1(frames, time);
      let percent = this.getCurvePercent(time, frame);
      let prevVertices = vertices[frame];
      let nextVertices = vertices[frame + 1];
      if (alpha == 1) {
        if (blend == 3) {
          let vertexAttachment = slotAttachment;
          if (!vertexAttachment.bones) {
            let setupVertices = vertexAttachment.vertices;
            for (let i2 = 0; i2 < vertexCount; i2++) {
              let prev = prevVertices[i2];
              deform[i2] += prev + (nextVertices[i2] - prev) * percent - setupVertices[i2];
            }
          } else {
            for (let i2 = 0; i2 < vertexCount; i2++) {
              let prev = prevVertices[i2];
              deform[i2] += prev + (nextVertices[i2] - prev) * percent;
            }
          }
        } else {
          for (let i2 = 0; i2 < vertexCount; i2++) {
            let prev = prevVertices[i2];
            deform[i2] = prev + (nextVertices[i2] - prev) * percent;
          }
        }
      } else {
        switch (blend) {
          case 0: {
            let vertexAttachment2 = slotAttachment;
            if (!vertexAttachment2.bones) {
              let setupVertices = vertexAttachment2.vertices;
              for (let i2 = 0; i2 < vertexCount; i2++) {
                let prev = prevVertices[i2], setup = setupVertices[i2];
                deform[i2] = setup + (prev + (nextVertices[i2] - prev) * percent - setup) * alpha;
              }
            } else {
              for (let i2 = 0; i2 < vertexCount; i2++) {
                let prev = prevVertices[i2];
                deform[i2] = (prev + (nextVertices[i2] - prev) * percent) * alpha;
              }
            }
            break;
          }
          case 1:
          case 2:
            for (let i2 = 0; i2 < vertexCount; i2++) {
              let prev = prevVertices[i2];
              deform[i2] += (prev + (nextVertices[i2] - prev) * percent - deform[i2]) * alpha;
            }
            break;
          case 3:
            let vertexAttachment = slotAttachment;
            if (!vertexAttachment.bones) {
              let setupVertices = vertexAttachment.vertices;
              for (let i2 = 0; i2 < vertexCount; i2++) {
                let prev = prevVertices[i2];
                deform[i2] += (prev + (nextVertices[i2] - prev) * percent - setupVertices[i2]) * alpha;
              }
            } else {
              for (let i2 = 0; i2 < vertexCount; i2++) {
                let prev = prevVertices[i2];
                deform[i2] += (prev + (nextVertices[i2] - prev) * percent) * alpha;
              }
            }
        }
      }
    }
  };
  var _EventTimeline = class extends Timeline {
    constructor(frameCount) {
      super(frameCount, _EventTimeline.propertyIds);
      this.events = new Array(frameCount);
    }
    getFrameCount() {
      return this.frames.length;
    }
    setFrame(frame, event) {
      this.frames[frame] = event.time;
      this.events[frame] = event;
    }
    apply(skeleton, lastTime, time, firedEvents, alpha, blend, direction) {
      if (!firedEvents)
        return;
      let frames = this.frames;
      let frameCount = this.frames.length;
      if (lastTime > time) {
        this.apply(skeleton, lastTime, Number.MAX_VALUE, firedEvents, alpha, blend, direction);
        lastTime = -1;
      } else if (lastTime >= frames[frameCount - 1])
        return;
      if (time < frames[0])
        return;
      let i = 0;
      if (lastTime < frames[0])
        i = 0;
      else {
        i = Timeline.search1(frames, lastTime) + 1;
        let frameTime = frames[i];
        while (i > 0) {
          if (frames[i - 1] != frameTime)
            break;
          i--;
        }
      }
      for (; i < frameCount && time >= frames[i]; i++)
        firedEvents.push(this.events[i]);
    }
  };
  var EventTimeline = _EventTimeline;
  EventTimeline.propertyIds = ["" + Property.event];
  var _DrawOrderTimeline = class extends Timeline {
    constructor(frameCount) {
      super(frameCount, _DrawOrderTimeline.propertyIds);
      this.drawOrders = new Array(frameCount);
    }
    getFrameCount() {
      return this.frames.length;
    }
    setFrame(frame, time, drawOrder) {
      this.frames[frame] = time;
      this.drawOrders[frame] = drawOrder;
    }
    apply(skeleton, lastTime, time, firedEvents, alpha, blend, direction) {
      if (direction == 1) {
        if (blend == 0)
          Utils.arrayCopy(skeleton.slots, 0, skeleton.drawOrder, 0, skeleton.slots.length);
        return;
      }
      if (time < this.frames[0]) {
        if (blend == 0 || blend == 1)
          Utils.arrayCopy(skeleton.slots, 0, skeleton.drawOrder, 0, skeleton.slots.length);
        return;
      }
      let drawOrderToSetupIndex = this.drawOrders[Timeline.search1(this.frames, time)];
      if (!drawOrderToSetupIndex)
        Utils.arrayCopy(skeleton.slots, 0, skeleton.drawOrder, 0, skeleton.slots.length);
      else {
        let drawOrder = skeleton.drawOrder;
        let slots = skeleton.slots;
        for (let i = 0, n = drawOrderToSetupIndex.length; i < n; i++)
          drawOrder[i] = slots[drawOrderToSetupIndex[i]];
      }
    }
  };
  var DrawOrderTimeline = _DrawOrderTimeline;
  DrawOrderTimeline.propertyIds = ["" + Property.drawOrder];
  var IkConstraintTimeline = class extends CurveTimeline {
    constructor(frameCount, bezierCount, ikConstraintIndex) {
      super(frameCount, bezierCount, [
        Property.ikConstraint + "|" + ikConstraintIndex
      ]);
      this.ikConstraintIndex = ikConstraintIndex;
    }
    getFrameEntries() {
      return 6;
    }
    setFrame(frame, time, mix, softness, bendDirection, compress, stretch) {
      frame *= 6;
      this.frames[frame] = time;
      this.frames[frame + 1] = mix;
      this.frames[frame + 2] = softness;
      this.frames[frame + 3] = bendDirection;
      this.frames[frame + 4] = compress ? 1 : 0;
      this.frames[frame + 5] = stretch ? 1 : 0;
    }
    apply(skeleton, lastTime, time, firedEvents, alpha, blend, direction) {
      let constraint = skeleton.ikConstraints[this.ikConstraintIndex];
      if (!constraint.active)
        return;
      let frames = this.frames;
      if (time < frames[0]) {
        switch (blend) {
          case 0:
            constraint.mix = constraint.data.mix;
            constraint.softness = constraint.data.softness;
            constraint.bendDirection = constraint.data.bendDirection;
            constraint.compress = constraint.data.compress;
            constraint.stretch = constraint.data.stretch;
            return;
          case 1:
            constraint.mix += (constraint.data.mix - constraint.mix) * alpha;
            constraint.softness += (constraint.data.softness - constraint.softness) * alpha;
            constraint.bendDirection = constraint.data.bendDirection;
            constraint.compress = constraint.data.compress;
            constraint.stretch = constraint.data.stretch;
        }
        return;
      }
      let mix = 0, softness = 0;
      let i = Timeline.search(frames, time, 6);
      let curveType = this.curves[i / 6];
      switch (curveType) {
        case 0:
          let before = frames[i];
          mix = frames[i + 1];
          softness = frames[i + 2];
          let t = (time - before) / (frames[i + 6] - before);
          mix += (frames[i + 6 + 1] - mix) * t;
          softness += (frames[i + 6 + 2] - softness) * t;
          break;
        case 1:
          mix = frames[i + 1];
          softness = frames[i + 2];
          break;
        default:
          mix = this.getBezierValue(time, i, 1, curveType - 2);
          softness = this.getBezierValue(time, i, 2, curveType + 18 - 2);
      }
      if (blend == 0) {
        constraint.mix = constraint.data.mix + (mix - constraint.data.mix) * alpha;
        constraint.softness = constraint.data.softness + (softness - constraint.data.softness) * alpha;
        if (direction == 1) {
          constraint.bendDirection = constraint.data.bendDirection;
          constraint.compress = constraint.data.compress;
          constraint.stretch = constraint.data.stretch;
        } else {
          constraint.bendDirection = frames[i + 3];
          constraint.compress = frames[i + 4] != 0;
          constraint.stretch = frames[i + 5] != 0;
        }
      } else {
        constraint.mix += (mix - constraint.mix) * alpha;
        constraint.softness += (softness - constraint.softness) * alpha;
        if (direction == 0) {
          constraint.bendDirection = frames[i + 3];
          constraint.compress = frames[i + 4] != 0;
          constraint.stretch = frames[i + 5] != 0;
        }
      }
    }
  };
  var TransformConstraintTimeline = class extends CurveTimeline {
    constructor(frameCount, bezierCount, transformConstraintIndex) {
      super(frameCount, bezierCount, [
        Property.transformConstraint + "|" + transformConstraintIndex
      ]);
      this.transformConstraintIndex = transformConstraintIndex;
    }
    getFrameEntries() {
      return 7;
    }
    setFrame(frame, time, mixRotate, mixX, mixY, mixScaleX, mixScaleY, mixShearY) {
      let frames = this.frames;
      frame *= 7;
      frames[frame] = time;
      frames[frame + 1] = mixRotate;
      frames[frame + 2] = mixX;
      frames[frame + 3] = mixY;
      frames[frame + 4] = mixScaleX;
      frames[frame + 5] = mixScaleY;
      frames[frame + 6] = mixShearY;
    }
    apply(skeleton, lastTime, time, firedEvents, alpha, blend, direction) {
      let constraint = skeleton.transformConstraints[this.transformConstraintIndex];
      if (!constraint.active)
        return;
      let frames = this.frames;
      if (time < frames[0]) {
        let data = constraint.data;
        switch (blend) {
          case 0:
            constraint.mixRotate = data.mixRotate;
            constraint.mixX = data.mixX;
            constraint.mixY = data.mixY;
            constraint.mixScaleX = data.mixScaleX;
            constraint.mixScaleY = data.mixScaleY;
            constraint.mixShearY = data.mixShearY;
            return;
          case 1:
            constraint.mixRotate += (data.mixRotate - constraint.mixRotate) * alpha;
            constraint.mixX += (data.mixX - constraint.mixX) * alpha;
            constraint.mixY += (data.mixY - constraint.mixY) * alpha;
            constraint.mixScaleX += (data.mixScaleX - constraint.mixScaleX) * alpha;
            constraint.mixScaleY += (data.mixScaleY - constraint.mixScaleY) * alpha;
            constraint.mixShearY += (data.mixShearY - constraint.mixShearY) * alpha;
        }
        return;
      }
      let rotate, x, y, scaleX, scaleY, shearY;
      let i = Timeline.search(frames, time, 7);
      let curveType = this.curves[i / 7];
      switch (curveType) {
        case 0:
          let before = frames[i];
          rotate = frames[i + 1];
          x = frames[i + 2];
          y = frames[i + 3];
          scaleX = frames[i + 4];
          scaleY = frames[i + 5];
          shearY = frames[i + 6];
          let t = (time - before) / (frames[i + 7] - before);
          rotate += (frames[i + 7 + 1] - rotate) * t;
          x += (frames[i + 7 + 2] - x) * t;
          y += (frames[i + 7 + 3] - y) * t;
          scaleX += (frames[i + 7 + 4] - scaleX) * t;
          scaleY += (frames[i + 7 + 5] - scaleY) * t;
          shearY += (frames[i + 7 + 6] - shearY) * t;
          break;
        case 1:
          rotate = frames[i + 1];
          x = frames[i + 2];
          y = frames[i + 3];
          scaleX = frames[i + 4];
          scaleY = frames[i + 5];
          shearY = frames[i + 6];
          break;
        default:
          rotate = this.getBezierValue(time, i, 1, curveType - 2);
          x = this.getBezierValue(time, i, 2, curveType + 18 - 2);
          y = this.getBezierValue(time, i, 3, curveType + 18 * 2 - 2);
          scaleX = this.getBezierValue(time, i, 4, curveType + 18 * 3 - 2);
          scaleY = this.getBezierValue(time, i, 5, curveType + 18 * 4 - 2);
          shearY = this.getBezierValue(time, i, 6, curveType + 18 * 5 - 2);
      }
      if (blend == 0) {
        let data = constraint.data;
        constraint.mixRotate = data.mixRotate + (rotate - data.mixRotate) * alpha;
        constraint.mixX = data.mixX + (x - data.mixX) * alpha;
        constraint.mixY = data.mixY + (y - data.mixY) * alpha;
        constraint.mixScaleX = data.mixScaleX + (scaleX - data.mixScaleX) * alpha;
        constraint.mixScaleY = data.mixScaleY + (scaleY - data.mixScaleY) * alpha;
        constraint.mixShearY = data.mixShearY + (shearY - data.mixShearY) * alpha;
      } else {
        constraint.mixRotate += (rotate - constraint.mixRotate) * alpha;
        constraint.mixX += (x - constraint.mixX) * alpha;
        constraint.mixY += (y - constraint.mixY) * alpha;
        constraint.mixScaleX += (scaleX - constraint.mixScaleX) * alpha;
        constraint.mixScaleY += (scaleY - constraint.mixScaleY) * alpha;
        constraint.mixShearY += (shearY - constraint.mixShearY) * alpha;
      }
    }
  };
  var PathConstraintPositionTimeline = class extends CurveTimeline1 {
    constructor(frameCount, bezierCount, pathConstraintIndex) {
      super(frameCount, bezierCount, Property.pathConstraintPosition + "|" + pathConstraintIndex);
      this.pathConstraintIndex = pathConstraintIndex;
    }
    apply(skeleton, lastTime, time, firedEvents, alpha, blend, direction) {
      let constraint = skeleton.pathConstraints[this.pathConstraintIndex];
      if (!constraint.active)
        return;
      let frames = this.frames;
      if (time < frames[0]) {
        switch (blend) {
          case 0:
            constraint.position = constraint.data.position;
            return;
          case 1:
            constraint.position += (constraint.data.position - constraint.position) * alpha;
        }
        return;
      }
      let position = this.getCurveValue(time);
      if (blend == 0)
        constraint.position = constraint.data.position + (position - constraint.data.position) * alpha;
      else
        constraint.position += (position - constraint.position) * alpha;
    }
  };
  var PathConstraintSpacingTimeline = class extends CurveTimeline1 {
    constructor(frameCount, bezierCount, pathConstraintIndex) {
      super(frameCount, bezierCount, Property.pathConstraintSpacing + "|" + pathConstraintIndex);
      this.pathConstraintIndex = 0;
      this.pathConstraintIndex = pathConstraintIndex;
    }
    apply(skeleton, lastTime, time, firedEvents, alpha, blend, direction) {
      let constraint = skeleton.pathConstraints[this.pathConstraintIndex];
      if (!constraint.active)
        return;
      let frames = this.frames;
      if (time < frames[0]) {
        switch (blend) {
          case 0:
            constraint.spacing = constraint.data.spacing;
            return;
          case 1:
            constraint.spacing += (constraint.data.spacing - constraint.spacing) * alpha;
        }
        return;
      }
      let spacing = this.getCurveValue(time);
      if (blend == 0)
        constraint.spacing = constraint.data.spacing + (spacing - constraint.data.spacing) * alpha;
      else
        constraint.spacing += (spacing - constraint.spacing) * alpha;
    }
  };
  var PathConstraintMixTimeline = class extends CurveTimeline {
    constructor(frameCount, bezierCount, pathConstraintIndex) {
      super(frameCount, bezierCount, [
        Property.pathConstraintMix + "|" + pathConstraintIndex
      ]);
      this.pathConstraintIndex = 0;
      this.pathConstraintIndex = pathConstraintIndex;
    }
    getFrameEntries() {
      return 4;
    }
    setFrame(frame, time, mixRotate, mixX, mixY) {
      let frames = this.frames;
      frame <<= 2;
      frames[frame] = time;
      frames[frame + 1] = mixRotate;
      frames[frame + 2] = mixX;
      frames[frame + 3] = mixY;
    }
    apply(skeleton, lastTime, time, firedEvents, alpha, blend, direction) {
      let constraint = skeleton.pathConstraints[this.pathConstraintIndex];
      if (!constraint.active)
        return;
      let frames = this.frames;
      if (time < frames[0]) {
        switch (blend) {
          case 0:
            constraint.mixRotate = constraint.data.mixRotate;
            constraint.mixX = constraint.data.mixX;
            constraint.mixY = constraint.data.mixY;
            return;
          case 1:
            constraint.mixRotate += (constraint.data.mixRotate - constraint.mixRotate) * alpha;
            constraint.mixX += (constraint.data.mixX - constraint.mixX) * alpha;
            constraint.mixY += (constraint.data.mixY - constraint.mixY) * alpha;
        }
        return;
      }
      let rotate, x, y;
      let i = Timeline.search(frames, time, 4);
      let curveType = this.curves[i >> 2];
      switch (curveType) {
        case 0:
          let before = frames[i];
          rotate = frames[i + 1];
          x = frames[i + 2];
          y = frames[i + 3];
          let t = (time - before) / (frames[i + 4] - before);
          rotate += (frames[i + 4 + 1] - rotate) * t;
          x += (frames[i + 4 + 2] - x) * t;
          y += (frames[i + 4 + 3] - y) * t;
          break;
        case 1:
          rotate = frames[i + 1];
          x = frames[i + 2];
          y = frames[i + 3];
          break;
        default:
          rotate = this.getBezierValue(time, i, 1, curveType - 2);
          x = this.getBezierValue(time, i, 2, curveType + 18 - 2);
          y = this.getBezierValue(time, i, 3, curveType + 18 * 2 - 2);
      }
      if (blend == 0) {
        let data = constraint.data;
        constraint.mixRotate = data.mixRotate + (rotate - data.mixRotate) * alpha;
        constraint.mixX = data.mixX + (x - data.mixX) * alpha;
        constraint.mixY = data.mixY + (y - data.mixY) * alpha;
      } else {
        constraint.mixRotate += (rotate - constraint.mixRotate) * alpha;
        constraint.mixX += (x - constraint.mixX) * alpha;
        constraint.mixY += (y - constraint.mixY) * alpha;
      }
    }
  };

  // spine-core/src/AnimationState.ts
  var AnimationState = class {
    constructor(data) {
      this.tracks = new Array();
      this.timeScale = 1;
      this.unkeyedState = 0;
      this.events = new Array();
      this.listeners = new Array();
      this.queue = new EventQueue(this);
      this.propertyIDs = new StringSet();
      this.animationsChanged = false;
      this.trackEntryPool = new Pool(() => new TrackEntry());
      this.data = data;
    }
    static emptyAnimation() {
      if (!_emptyAnimation)
        _emptyAnimation = new Animation("<empty>", [], 0);
      return _emptyAnimation;
    }
    update(delta) {
      delta *= this.timeScale;
      let tracks = this.tracks;
      for (let i = 0, n = tracks.length; i < n; i++) {
        let current = tracks[i];
        if (!current)
          continue;
        current.animationLast = current.nextAnimationLast;
        current.trackLast = current.nextTrackLast;
        let currentDelta = delta * current.timeScale;
        if (current.delay > 0) {
          current.delay -= currentDelta;
          if (current.delay > 0)
            continue;
          currentDelta = -current.delay;
          current.delay = 0;
        }
        let next = current.next;
        if (next) {
          let nextTime = current.trackLast - next.delay;
          if (nextTime >= 0) {
            next.delay = 0;
            next.trackTime += current.timeScale == 0 ? 0 : (nextTime / current.timeScale + delta) * next.timeScale;
            current.trackTime += currentDelta;
            this.setCurrent(i, next, true);
            while (next.mixingFrom) {
              next.mixTime += delta;
              next = next.mixingFrom;
            }
            continue;
          }
        } else if (current.trackLast >= current.trackEnd && !current.mixingFrom) {
          tracks[i] = null;
          this.queue.end(current);
          this.clearNext(current);
          continue;
        }
        if (current.mixingFrom && this.updateMixingFrom(current, delta)) {
          let from = current.mixingFrom;
          current.mixingFrom = null;
          if (from)
            from.mixingTo = null;
          while (from) {
            this.queue.end(from);
            from = from.mixingFrom;
          }
        }
        current.trackTime += currentDelta;
      }
      this.queue.drain();
    }
    updateMixingFrom(to, delta) {
      let from = to.mixingFrom;
      if (!from)
        return true;
      let finished = this.updateMixingFrom(from, delta);
      from.animationLast = from.nextAnimationLast;
      from.trackLast = from.nextTrackLast;
      if (to.mixTime > 0 && to.mixTime >= to.mixDuration) {
        if (from.totalAlpha == 0 || to.mixDuration == 0) {
          to.mixingFrom = from.mixingFrom;
          if (from.mixingFrom)
            from.mixingFrom.mixingTo = to;
          to.interruptAlpha = from.interruptAlpha;
          this.queue.end(from);
        }
        return finished;
      }
      from.trackTime += delta * from.timeScale;
      to.mixTime += delta;
      return false;
    }
    apply(skeleton) {
      if (!skeleton)
        throw new Error("skeleton cannot be null.");
      if (this.animationsChanged)
        this._animationsChanged();
      let events = this.events;
      let tracks = this.tracks;
      let applied = false;
      for (let i2 = 0, n2 = tracks.length; i2 < n2; i2++) {
        let current = tracks[i2];
        if (!current || current.delay > 0)
          continue;
        applied = true;
        let blend = i2 == 0 ? MixBlend.first : current.mixBlend;
        let mix = current.alpha;
        if (current.mixingFrom)
          mix *= this.applyMixingFrom(current, skeleton, blend);
        else if (current.trackTime >= current.trackEnd && !current.next)
          mix = 0;
        let animationLast = current.animationLast, animationTime = current.getAnimationTime(), applyTime = animationTime;
        let applyEvents = events;
        if (current.reverse) {
          applyTime = current.animation.duration - applyTime;
          applyEvents = null;
        }
        let timelines = current.animation.timelines;
        let timelineCount = timelines.length;
        if (i2 == 0 && mix == 1 || blend == MixBlend.add) {
          for (let ii = 0; ii < timelineCount; ii++) {
            Utils.webkit602BugfixHelper(mix, blend);
            var timeline = timelines[ii];
            if (timeline instanceof AttachmentTimeline)
              this.applyAttachmentTimeline(timeline, skeleton, applyTime, blend, true);
            else
              timeline.apply(skeleton, animationLast, applyTime, applyEvents, mix, blend, MixDirection.mixIn);
          }
        } else {
          let timelineMode = current.timelineMode;
          let firstFrame = current.timelinesRotation.length != timelineCount << 1;
          if (firstFrame)
            current.timelinesRotation.length = timelineCount << 1;
          for (let ii = 0; ii < timelineCount; ii++) {
            let timeline2 = timelines[ii];
            let timelineBlend = timelineMode[ii] == SUBSEQUENT ? blend : MixBlend.setup;
            if (timeline2 instanceof RotateTimeline) {
              this.applyRotateTimeline(timeline2, skeleton, applyTime, mix, timelineBlend, current.timelinesRotation, ii << 1, firstFrame);
            } else if (timeline2 instanceof AttachmentTimeline) {
              this.applyAttachmentTimeline(timeline2, skeleton, applyTime, blend, true);
            } else {
              Utils.webkit602BugfixHelper(mix, blend);
              timeline2.apply(skeleton, animationLast, applyTime, applyEvents, mix, timelineBlend, MixDirection.mixIn);
            }
          }
        }
        this.queueEvents(current, animationTime);
        events.length = 0;
        current.nextAnimationLast = animationTime;
        current.nextTrackLast = current.trackTime;
      }
      var setupState = this.unkeyedState + SETUP;
      var slots = skeleton.slots;
      for (var i = 0, n = skeleton.slots.length; i < n; i++) {
        var slot = slots[i];
        if (slot.attachmentState == setupState) {
          var attachmentName = slot.data.attachmentName;
          slot.setAttachment(!attachmentName ? null : skeleton.getAttachment(slot.data.index, attachmentName));
        }
      }
      this.unkeyedState += 2;
      this.queue.drain();
      return applied;
    }
    applyMixingFrom(to, skeleton, blend) {
      let from = to.mixingFrom;
      if (from.mixingFrom)
        this.applyMixingFrom(from, skeleton, blend);
      let mix = 0;
      if (to.mixDuration == 0) {
        mix = 1;
        if (blend == MixBlend.first)
          blend = MixBlend.setup;
      } else {
        mix = to.mixTime / to.mixDuration;
        if (mix > 1)
          mix = 1;
        if (blend != MixBlend.first)
          blend = from.mixBlend;
      }
      let attachments = mix < from.attachmentThreshold, drawOrder = mix < from.drawOrderThreshold;
      let timelines = from.animation.timelines;
      let timelineCount = timelines.length;
      let alphaHold = from.alpha * to.interruptAlpha, alphaMix = alphaHold * (1 - mix);
      let animationLast = from.animationLast, animationTime = from.getAnimationTime(), applyTime = animationTime;
      let events = null;
      if (from.reverse)
        applyTime = from.animation.duration - applyTime;
      else if (mix < from.eventThreshold)
        events = this.events;
      if (blend == MixBlend.add) {
        for (let i = 0; i < timelineCount; i++)
          timelines[i].apply(skeleton, animationLast, applyTime, events, alphaMix, blend, MixDirection.mixOut);
      } else {
        let timelineMode = from.timelineMode;
        let timelineHoldMix = from.timelineHoldMix;
        let firstFrame = from.timelinesRotation.length != timelineCount << 1;
        if (firstFrame)
          from.timelinesRotation.length = timelineCount << 1;
        from.totalAlpha = 0;
        for (let i = 0; i < timelineCount; i++) {
          let timeline = timelines[i];
          let direction = MixDirection.mixOut;
          let timelineBlend;
          let alpha = 0;
          switch (timelineMode[i]) {
            case SUBSEQUENT:
              if (!drawOrder && timeline instanceof DrawOrderTimeline)
                continue;
              timelineBlend = blend;
              alpha = alphaMix;
              break;
            case FIRST:
              timelineBlend = MixBlend.setup;
              alpha = alphaMix;
              break;
            case HOLD_SUBSEQUENT:
              timelineBlend = blend;
              alpha = alphaHold;
              break;
            case HOLD_FIRST:
              timelineBlend = MixBlend.setup;
              alpha = alphaHold;
              break;
            default:
              timelineBlend = MixBlend.setup;
              let holdMix = timelineHoldMix[i];
              alpha = alphaHold * Math.max(0, 1 - holdMix.mixTime / holdMix.mixDuration);
              break;
          }
          from.totalAlpha += alpha;
          if (timeline instanceof RotateTimeline)
            this.applyRotateTimeline(timeline, skeleton, applyTime, alpha, timelineBlend, from.timelinesRotation, i << 1, firstFrame);
          else if (timeline instanceof AttachmentTimeline)
            this.applyAttachmentTimeline(timeline, skeleton, applyTime, timelineBlend, attachments);
          else {
            Utils.webkit602BugfixHelper(alpha, blend);
            if (drawOrder && timeline instanceof DrawOrderTimeline && timelineBlend == MixBlend.setup)
              direction = MixDirection.mixIn;
            timeline.apply(skeleton, animationLast, applyTime, events, alpha, timelineBlend, direction);
          }
        }
      }
      if (to.mixDuration > 0)
        this.queueEvents(from, animationTime);
      this.events.length = 0;
      from.nextAnimationLast = animationTime;
      from.nextTrackLast = from.trackTime;
      return mix;
    }
    applyAttachmentTimeline(timeline, skeleton, time, blend, attachments) {
      var slot = skeleton.slots[timeline.slotIndex];
      if (!slot.bone.active)
        return;
      if (time < timeline.frames[0]) {
        if (blend == MixBlend.setup || blend == MixBlend.first)
          this.setAttachment(skeleton, slot, slot.data.attachmentName, attachments);
      } else
        this.setAttachment(skeleton, slot, timeline.attachmentNames[Timeline.search1(timeline.frames, time)], attachments);
      if (slot.attachmentState <= this.unkeyedState)
        slot.attachmentState = this.unkeyedState + SETUP;
    }
    setAttachment(skeleton, slot, attachmentName, attachments) {
      slot.setAttachment(!attachmentName ? null : skeleton.getAttachment(slot.data.index, attachmentName));
      if (attachments)
        slot.attachmentState = this.unkeyedState + CURRENT;
    }
    applyRotateTimeline(timeline, skeleton, time, alpha, blend, timelinesRotation, i, firstFrame) {
      if (firstFrame)
        timelinesRotation[i] = 0;
      if (alpha == 1) {
        timeline.apply(skeleton, 0, time, null, 1, blend, MixDirection.mixIn);
        return;
      }
      let bone = skeleton.bones[timeline.boneIndex];
      if (!bone.active)
        return;
      let frames = timeline.frames;
      let r1 = 0, r2 = 0;
      if (time < frames[0]) {
        switch (blend) {
          case MixBlend.setup:
            bone.rotation = bone.data.rotation;
          default:
            return;
          case MixBlend.first:
            r1 = bone.rotation;
            r2 = bone.data.rotation;
        }
      } else {
        r1 = blend == MixBlend.setup ? bone.data.rotation : bone.rotation;
        r2 = bone.data.rotation + timeline.getCurveValue(time);
      }
      let total = 0, diff = r2 - r1;
      diff -= (16384 - (16384.499999999996 - diff / 360 | 0)) * 360;
      if (diff == 0) {
        total = timelinesRotation[i];
      } else {
        let lastTotal = 0, lastDiff = 0;
        if (firstFrame) {
          lastTotal = 0;
          lastDiff = diff;
        } else {
          lastTotal = timelinesRotation[i];
          lastDiff = timelinesRotation[i + 1];
        }
        let current = diff > 0, dir = lastTotal >= 0;
        if (MathUtils.signum(lastDiff) != MathUtils.signum(diff) && Math.abs(lastDiff) <= 90) {
          if (Math.abs(lastTotal) > 180)
            lastTotal += 360 * MathUtils.signum(lastTotal);
          dir = current;
        }
        total = diff + lastTotal - lastTotal % 360;
        if (dir != current)
          total += 360 * MathUtils.signum(lastTotal);
        timelinesRotation[i] = total;
      }
      timelinesRotation[i + 1] = diff;
      bone.rotation = r1 + total * alpha;
    }
    queueEvents(entry, animationTime) {
      let animationStart = entry.animationStart, animationEnd = entry.animationEnd;
      let duration = animationEnd - animationStart;
      let trackLastWrapped = entry.trackLast % duration;
      let events = this.events;
      let i = 0, n = events.length;
      for (; i < n; i++) {
        let event = events[i];
        if (event.time < trackLastWrapped)
          break;
        if (event.time > animationEnd)
          continue;
        this.queue.event(entry, event);
      }
      let complete = false;
      if (entry.loop)
        complete = duration == 0 || trackLastWrapped > entry.trackTime % duration;
      else
        complete = animationTime >= animationEnd && entry.animationLast < animationEnd;
      if (complete)
        this.queue.complete(entry);
      for (; i < n; i++) {
        let event = events[i];
        if (event.time < animationStart)
          continue;
        this.queue.event(entry, event);
      }
    }
    clearTracks() {
      let oldDrainDisabled = this.queue.drainDisabled;
      this.queue.drainDisabled = true;
      for (let i = 0, n = this.tracks.length; i < n; i++)
        this.clearTrack(i);
      this.tracks.length = 0;
      this.queue.drainDisabled = oldDrainDisabled;
      this.queue.drain();
    }
    clearTrack(trackIndex) {
      if (trackIndex >= this.tracks.length)
        return;
      let current = this.tracks[trackIndex];
      if (!current)
        return;
      this.queue.end(current);
      this.clearNext(current);
      let entry = current;
      while (true) {
        let from = entry.mixingFrom;
        if (!from)
          break;
        this.queue.end(from);
        entry.mixingFrom = null;
        entry.mixingTo = null;
        entry = from;
      }
      this.tracks[current.trackIndex] = null;
      this.queue.drain();
    }
    setCurrent(index, current, interrupt) {
      let from = this.expandToIndex(index);
      this.tracks[index] = current;
      current.previous = null;
      if (from) {
        if (interrupt)
          this.queue.interrupt(from);
        current.mixingFrom = from;
        from.mixingTo = current;
        current.mixTime = 0;
        if (from.mixingFrom && from.mixDuration > 0)
          current.interruptAlpha *= Math.min(1, from.mixTime / from.mixDuration);
        from.timelinesRotation.length = 0;
      }
      this.queue.start(current);
    }
    setAnimation(trackIndex, animationName, loop = false) {
      let animation = this.data.skeletonData.findAnimation(animationName);
      if (!animation)
        throw new Error("Animation not found: " + animationName);
      return this.setAnimationWith(trackIndex, animation, loop);
    }
    setAnimationWith(trackIndex, animation, loop = false) {
      if (!animation)
        throw new Error("animation cannot be null.");
      let interrupt = true;
      let current = this.expandToIndex(trackIndex);
      if (current) {
        if (current.nextTrackLast == -1) {
          this.tracks[trackIndex] = current.mixingFrom;
          this.queue.interrupt(current);
          this.queue.end(current);
          this.clearNext(current);
          current = current.mixingFrom;
          interrupt = false;
        } else
          this.clearNext(current);
      }
      let entry = this.trackEntry(trackIndex, animation, loop, current);
      this.setCurrent(trackIndex, entry, interrupt);
      this.queue.drain();
      return entry;
    }
    addAnimation(trackIndex, animationName, loop = false, delay = 0) {
      let animation = this.data.skeletonData.findAnimation(animationName);
      if (!animation)
        throw new Error("Animation not found: " + animationName);
      return this.addAnimationWith(trackIndex, animation, loop, delay);
    }
    addAnimationWith(trackIndex, animation, loop = false, delay = 0) {
      if (!animation)
        throw new Error("animation cannot be null.");
      let last = this.expandToIndex(trackIndex);
      if (last) {
        while (last.next)
          last = last.next;
      }
      let entry = this.trackEntry(trackIndex, animation, loop, last);
      if (!last) {
        this.setCurrent(trackIndex, entry, true);
        this.queue.drain();
      } else {
        last.next = entry;
        entry.previous = last;
        if (delay <= 0)
          delay += last.getTrackComplete() - entry.mixDuration;
      }
      entry.delay = delay;
      return entry;
    }
    setEmptyAnimation(trackIndex, mixDuration = 0) {
      let entry = this.setAnimationWith(trackIndex, AnimationState.emptyAnimation(), false);
      entry.mixDuration = mixDuration;
      entry.trackEnd = mixDuration;
      return entry;
    }
    addEmptyAnimation(trackIndex, mixDuration = 0, delay = 0) {
      let entry = this.addAnimationWith(trackIndex, AnimationState.emptyAnimation(), false, delay);
      if (delay <= 0)
        entry.delay += entry.mixDuration - mixDuration;
      entry.mixDuration = mixDuration;
      entry.trackEnd = mixDuration;
      return entry;
    }
    setEmptyAnimations(mixDuration = 0) {
      let oldDrainDisabled = this.queue.drainDisabled;
      this.queue.drainDisabled = true;
      for (let i = 0, n = this.tracks.length; i < n; i++) {
        let current = this.tracks[i];
        if (current)
          this.setEmptyAnimation(current.trackIndex, mixDuration);
      }
      this.queue.drainDisabled = oldDrainDisabled;
      this.queue.drain();
    }
    expandToIndex(index) {
      if (index < this.tracks.length)
        return this.tracks[index];
      Utils.ensureArrayCapacity(this.tracks, index + 1, null);
      this.tracks.length = index + 1;
      return null;
    }
    trackEntry(trackIndex, animation, loop, last) {
      let entry = this.trackEntryPool.obtain();
      entry.trackIndex = trackIndex;
      entry.animation = animation;
      entry.loop = loop;
      entry.holdPrevious = false;
      entry.eventThreshold = 0;
      entry.attachmentThreshold = 0;
      entry.drawOrderThreshold = 0;
      entry.animationStart = 0;
      entry.animationEnd = animation.duration;
      entry.animationLast = -1;
      entry.nextAnimationLast = -1;
      entry.delay = 0;
      entry.trackTime = 0;
      entry.trackLast = -1;
      entry.nextTrackLast = -1;
      entry.trackEnd = Number.MAX_VALUE;
      entry.timeScale = 1;
      entry.alpha = 1;
      entry.interruptAlpha = 1;
      entry.mixTime = 0;
      entry.mixDuration = !last ? 0 : this.data.getMix(last.animation, animation);
      entry.mixBlend = MixBlend.replace;
      return entry;
    }
    clearNext(entry) {
      let next = entry.next;
      while (next) {
        this.queue.dispose(next);
        next = next.next;
      }
      entry.next = null;
    }
    _animationsChanged() {
      this.animationsChanged = false;
      this.propertyIDs.clear();
      let tracks = this.tracks;
      for (let i = 0, n = tracks.length; i < n; i++) {
        let entry = tracks[i];
        if (!entry)
          continue;
        while (entry.mixingFrom)
          entry = entry.mixingFrom;
        do {
          if (!entry.mixingTo || entry.mixBlend != MixBlend.add)
            this.computeHold(entry);
          entry = entry.mixingTo;
        } while (entry);
      }
    }
    computeHold(entry) {
      let to = entry.mixingTo;
      let timelines = entry.animation.timelines;
      let timelinesCount = entry.animation.timelines.length;
      let timelineMode = entry.timelineMode;
      timelineMode.length = timelinesCount;
      let timelineHoldMix = entry.timelineHoldMix;
      timelineHoldMix.length = 0;
      let propertyIDs = this.propertyIDs;
      if (to && to.holdPrevious) {
        for (let i = 0; i < timelinesCount; i++)
          timelineMode[i] = propertyIDs.addAll(timelines[i].getPropertyIds()) ? HOLD_FIRST : HOLD_SUBSEQUENT;
        return;
      }
      outer:
        for (let i = 0; i < timelinesCount; i++) {
          let timeline = timelines[i];
          let ids = timeline.getPropertyIds();
          if (!propertyIDs.addAll(ids))
            timelineMode[i] = SUBSEQUENT;
          else if (!to || timeline instanceof AttachmentTimeline || timeline instanceof DrawOrderTimeline || timeline instanceof EventTimeline || !to.animation.hasTimeline(ids)) {
            timelineMode[i] = FIRST;
          } else {
            for (let next = to.mixingTo; next; next = next.mixingTo) {
              if (next.animation.hasTimeline(ids))
                continue;
              if (entry.mixDuration > 0) {
                timelineMode[i] = HOLD_MIX;
                timelineHoldMix[i] = next;
                continue outer;
              }
              break;
            }
            timelineMode[i] = HOLD_FIRST;
          }
        }
    }
    getCurrent(trackIndex) {
      if (trackIndex >= this.tracks.length)
        return null;
      return this.tracks[trackIndex];
    }
    addListener(listener) {
      if (!listener)
        throw new Error("listener cannot be null.");
      this.listeners.push(listener);
    }
    removeListener(listener) {
      let index = this.listeners.indexOf(listener);
      if (index >= 0)
        this.listeners.splice(index, 1);
    }
    clearListeners() {
      this.listeners.length = 0;
    }
    clearListenerNotifications() {
      this.queue.clear();
    }
  };
  var TrackEntry = class {
    constructor() {
      this.mixBlend = MixBlend.replace;
      this.timelineMode = new Array();
      this.timelineHoldMix = new Array();
      this.timelinesRotation = new Array();
    }
    reset() {
      this.next = null;
      this.previous = null;
      this.mixingFrom = null;
      this.mixingTo = null;
      this.animation = null;
      this.listener = null;
      this.timelineMode.length = 0;
      this.timelineHoldMix.length = 0;
      this.timelinesRotation.length = 0;
    }
    getAnimationTime() {
      if (this.loop) {
        let duration = this.animationEnd - this.animationStart;
        if (duration == 0)
          return this.animationStart;
        return this.trackTime % duration + this.animationStart;
      }
      return Math.min(this.trackTime + this.animationStart, this.animationEnd);
    }
    setAnimationLast(animationLast) {
      this.animationLast = animationLast;
      this.nextAnimationLast = animationLast;
    }
    isComplete() {
      return this.trackTime >= this.animationEnd - this.animationStart;
    }
    resetRotationDirections() {
      this.timelinesRotation.length = 0;
    }
    getTrackComplete() {
      let duration = this.animationEnd - this.animationStart;
      if (duration != 0) {
        if (this.loop)
          return duration * (1 + (this.trackTime / duration | 0));
        if (this.trackTime < duration)
          return duration;
      }
      return this.trackTime;
    }
  };
  var EventQueue = class {
    constructor(animState) {
      this.objects = [];
      this.drainDisabled = false;
      this.animState = animState;
    }
    start(entry) {
      this.objects.push(EventType.start);
      this.objects.push(entry);
      this.animState.animationsChanged = true;
    }
    interrupt(entry) {
      this.objects.push(EventType.interrupt);
      this.objects.push(entry);
    }
    end(entry) {
      this.objects.push(EventType.end);
      this.objects.push(entry);
      this.animState.animationsChanged = true;
    }
    dispose(entry) {
      this.objects.push(EventType.dispose);
      this.objects.push(entry);
    }
    complete(entry) {
      this.objects.push(EventType.complete);
      this.objects.push(entry);
    }
    event(entry, event) {
      this.objects.push(EventType.event);
      this.objects.push(entry);
      this.objects.push(event);
    }
    drain() {
      if (this.drainDisabled)
        return;
      this.drainDisabled = true;
      let objects = this.objects;
      let listeners = this.animState.listeners;
      for (let i = 0; i < objects.length; i += 2) {
        let type = objects[i];
        let entry = objects[i + 1];
        switch (type) {
          case EventType.start:
            if (entry.listener && entry.listener.start)
              entry.listener.start(entry);
            for (let ii = 0; ii < listeners.length; ii++)
              if (listeners[ii].start)
                listeners[ii].start(entry);
            break;
          case EventType.interrupt:
            if (entry.listener && entry.listener.interrupt)
              entry.listener.interrupt(entry);
            for (let ii = 0; ii < listeners.length; ii++)
              if (listeners[ii].interrupt)
                listeners[ii].interrupt(entry);
            break;
          case EventType.end:
            if (entry.listener && entry.listener.end)
              entry.listener.end(entry);
            for (let ii = 0; ii < listeners.length; ii++)
              if (listeners[ii].end)
                listeners[ii].end(entry);
          case EventType.dispose:
            if (entry.listener && entry.listener.dispose)
              entry.listener.dispose(entry);
            for (let ii = 0; ii < listeners.length; ii++)
              if (listeners[ii].dispose)
                listeners[ii].dispose(entry);
            this.animState.trackEntryPool.free(entry);
            break;
          case EventType.complete:
            if (entry.listener && entry.listener.complete)
              entry.listener.complete(entry);
            for (let ii = 0; ii < listeners.length; ii++)
              if (listeners[ii].complete)
                listeners[ii].complete(entry);
            break;
          case EventType.event:
            let event = objects[i++ + 2];
            if (entry.listener && entry.listener.event)
              entry.listener.event(entry, event);
            for (let ii = 0; ii < listeners.length; ii++)
              if (listeners[ii].event)
                listeners[ii].event(entry, event);
            break;
        }
      }
      this.clear();
      this.drainDisabled = false;
    }
    clear() {
      this.objects.length = 0;
    }
  };
  var EventType;
  (function(EventType2) {
    EventType2[EventType2["start"] = 0] = "start";
    EventType2[EventType2["interrupt"] = 1] = "interrupt";
    EventType2[EventType2["end"] = 2] = "end";
    EventType2[EventType2["dispose"] = 3] = "dispose";
    EventType2[EventType2["complete"] = 4] = "complete";
    EventType2[EventType2["event"] = 5] = "event";
  })(EventType || (EventType = {}));
  var AnimationStateAdapter = class {
    start(entry) {
    }
    interrupt(entry) {
    }
    end(entry) {
    }
    dispose(entry) {
    }
    complete(entry) {
    }
    event(entry, event) {
    }
  };
  var SUBSEQUENT = 0;
  var FIRST = 1;
  var HOLD_SUBSEQUENT = 2;
  var HOLD_FIRST = 3;
  var HOLD_MIX = 4;
  var SETUP = 1;
  var CURRENT = 2;
  var _emptyAnimation = null;

  // spine-core/src/AnimationStateData.ts
  var AnimationStateData = class {
    constructor(skeletonData) {
      this.animationToMixTime = {};
      this.defaultMix = 0;
      if (!skeletonData)
        throw new Error("skeletonData cannot be null.");
      this.skeletonData = skeletonData;
    }
    setMix(fromName, toName, duration) {
      let from = this.skeletonData.findAnimation(fromName);
      if (!from)
        throw new Error("Animation not found: " + fromName);
      let to = this.skeletonData.findAnimation(toName);
      if (!to)
        throw new Error("Animation not found: " + toName);
      this.setMixWith(from, to, duration);
    }
    setMixWith(from, to, duration) {
      if (!from)
        throw new Error("from cannot be null.");
      if (!to)
        throw new Error("to cannot be null.");
      let key = from.name + "." + to.name;
      this.animationToMixTime[key] = duration;
    }
    getMix(from, to) {
      let key = from.name + "." + to.name;
      let value = this.animationToMixTime[key];
      return value === void 0 ? this.defaultMix : value;
    }
  };

  // spine-core/src/attachments/BoundingBoxAttachment.ts
  var BoundingBoxAttachment = class extends VertexAttachment {
    constructor(name) {
      super(name);
      this.color = new Color(1, 1, 1, 1);
    }
    copy() {
      let copy = new BoundingBoxAttachment(this.name);
      this.copyTo(copy);
      copy.color.setFromColor(this.color);
      return copy;
    }
  };

  // spine-core/src/attachments/ClippingAttachment.ts
  var ClippingAttachment = class extends VertexAttachment {
    constructor(name) {
      super(name);
      this.color = new Color(0.2275, 0.2275, 0.8078, 1);
    }
    copy() {
      let copy = new ClippingAttachment(this.name);
      this.copyTo(copy);
      copy.endSlot = this.endSlot;
      copy.color.setFromColor(this.color);
      return copy;
    }
  };

  // spine-core/src/Texture.ts
  var Texture = class {
    constructor(image) {
      this._image = image;
    }
    getImage() {
      return this._image;
    }
  };
  var TextureFilter;
  (function(TextureFilter3) {
    TextureFilter3[TextureFilter3["Nearest"] = 9728] = "Nearest";
    TextureFilter3[TextureFilter3["Linear"] = 9729] = "Linear";
    TextureFilter3[TextureFilter3["MipMap"] = 9987] = "MipMap";
    TextureFilter3[TextureFilter3["MipMapNearestNearest"] = 9984] = "MipMapNearestNearest";
    TextureFilter3[TextureFilter3["MipMapLinearNearest"] = 9985] = "MipMapLinearNearest";
    TextureFilter3[TextureFilter3["MipMapNearestLinear"] = 9986] = "MipMapNearestLinear";
    TextureFilter3[TextureFilter3["MipMapLinearLinear"] = 9987] = "MipMapLinearLinear";
  })(TextureFilter || (TextureFilter = {}));
  var TextureWrap;
  (function(TextureWrap3) {
    TextureWrap3[TextureWrap3["MirroredRepeat"] = 33648] = "MirroredRepeat";
    TextureWrap3[TextureWrap3["ClampToEdge"] = 33071] = "ClampToEdge";
    TextureWrap3[TextureWrap3["Repeat"] = 10497] = "Repeat";
  })(TextureWrap || (TextureWrap = {}));
  var TextureRegion = class {
    constructor() {
      this.u = 0;
      this.v = 0;
      this.u2 = 0;
      this.v2 = 0;
      this.width = 0;
      this.height = 0;
      this.degrees = 0;
      this.offsetX = 0;
      this.offsetY = 0;
      this.originalWidth = 0;
      this.originalHeight = 0;
    }
  };
  var FakeTexture = class extends Texture {
    setFilters(minFilter, magFilter) {
    }
    setWraps(uWrap, vWrap) {
    }
    dispose() {
    }
  };

  // spine-core/src/TextureAtlas.ts
  var TextureAtlas = class {
    constructor(atlasText) {
      this.pages = new Array();
      this.regions = new Array();
      let reader = new TextureAtlasReader(atlasText);
      let entry = new Array(4);
      let page = null;
      let region = null;
      let pageFields = {};
      pageFields["size"] = () => {
        page.width = parseInt(entry[1]);
        page.height = parseInt(entry[2]);
      };
      pageFields["format"] = () => {
      };
      pageFields["filter"] = () => {
        page.minFilter = Utils.enumValue(TextureFilter, entry[1]);
        page.magFilter = Utils.enumValue(TextureFilter, entry[2]);
      };
      pageFields["repeat"] = () => {
        if (entry[1].indexOf("x") != -1)
          page.uWrap = TextureWrap.Repeat;
        if (entry[1].indexOf("y") != -1)
          page.vWrap = TextureWrap.Repeat;
      };
      pageFields["pma"] = () => {
        page.pma = entry[1] == "true";
      };
      var regionFields = {};
      regionFields["xy"] = () => {
        region.x = parseInt(entry[1]);
        region.y = parseInt(entry[2]);
      };
      regionFields["size"] = () => {
        region.width = parseInt(entry[1]);
        region.height = parseInt(entry[2]);
      };
      regionFields["bounds"] = () => {
        region.x = parseInt(entry[1]);
        region.y = parseInt(entry[2]);
        region.width = parseInt(entry[3]);
        region.height = parseInt(entry[4]);
      };
      regionFields["offset"] = () => {
        region.offsetX = parseInt(entry[1]);
        region.offsetY = parseInt(entry[2]);
      };
      regionFields["orig"] = () => {
        region.originalWidth = parseInt(entry[1]);
        region.originalHeight = parseInt(entry[2]);
      };
      regionFields["offsets"] = () => {
        region.offsetX = parseInt(entry[1]);
        region.offsetY = parseInt(entry[2]);
        region.originalWidth = parseInt(entry[3]);
        region.originalHeight = parseInt(entry[4]);
      };
      regionFields["rotate"] = () => {
        let value = entry[1];
        if (value == "true")
          region.degrees = 90;
        else if (value != "false")
          region.degrees = parseInt(value);
      };
      regionFields["index"] = () => {
        region.index = parseInt(entry[1]);
      };
      let line = reader.readLine();
      while (line && line.trim().length == 0)
        line = reader.readLine();
      while (true) {
        if (!line || line.trim().length == 0)
          break;
        if (reader.readEntry(entry, line) == 0)
          break;
        line = reader.readLine();
      }
      let names = null;
      let values = null;
      while (true) {
        if (line === null)
          break;
        if (line.trim().length == 0) {
          page = null;
          line = reader.readLine();
        } else if (!page) {
          page = new TextureAtlasPage();
          page.name = line.trim();
          while (true) {
            if (reader.readEntry(entry, line = reader.readLine()) == 0)
              break;
            let field = pageFields[entry[0]];
            if (field)
              field();
          }
          this.pages.push(page);
        } else {
          region = new TextureAtlasRegion();
          region.page = page;
          region.name = line;
          while (true) {
            let count = reader.readEntry(entry, line = reader.readLine());
            if (count == 0)
              break;
            let field = regionFields[entry[0]];
            if (field)
              field();
            else {
              if (!names) {
                names = [];
                values = [];
              }
              names.push(entry[0]);
              let entryValues = [];
              for (let i = 0; i < count; i++)
                entryValues.push(parseInt(entry[i + 1]));
              values.push(entryValues);
            }
          }
          if (region.originalWidth == 0 && region.originalHeight == 0) {
            region.originalWidth = region.width;
            region.originalHeight = region.height;
          }
          if (names && names.length > 0) {
            region.names = names;
            region.values = values;
            names = null;
            values = null;
          }
          region.u = region.x / page.width;
          region.v = region.y / page.height;
          if (region.degrees == 90) {
            region.u2 = (region.x + region.height) / page.width;
            region.v2 = (region.y + region.width) / page.height;
          } else {
            region.u2 = (region.x + region.width) / page.width;
            region.v2 = (region.y + region.height) / page.height;
          }
          this.regions.push(region);
        }
      }
    }
    findRegion(name) {
      for (let i = 0; i < this.regions.length; i++) {
        if (this.regions[i].name == name) {
          return this.regions[i];
        }
      }
      return null;
    }
    setTextures(assetManager, pathPrefix = "") {
      for (let page of this.pages)
        page.setTexture(assetManager.get(pathPrefix + page.name));
    }
    dispose() {
      for (let i = 0; i < this.pages.length; i++) {
        this.pages[i].texture.dispose();
      }
    }
  };
  var TextureAtlasReader = class {
    constructor(text) {
      this.index = 0;
      this.lines = text.split(/\r\n|\r|\n/);
    }
    readLine() {
      if (this.index >= this.lines.length)
        return null;
      return this.lines[this.index++];
    }
    readEntry(entry, line) {
      if (!line)
        return 0;
      line = line.trim();
      if (line.length == 0)
        return 0;
      let colon = line.indexOf(":");
      if (colon == -1)
        return 0;
      entry[0] = line.substr(0, colon).trim();
      for (let i = 1, lastMatch = colon + 1; ; i++) {
        let comma = line.indexOf(",", lastMatch);
        if (comma == -1) {
          entry[i] = line.substr(lastMatch).trim();
          return i;
        }
        entry[i] = line.substr(lastMatch, comma - lastMatch).trim();
        lastMatch = comma + 1;
        if (i == 4)
          return 4;
      }
    }
  };
  var TextureAtlasPage = class {
    constructor() {
      this.minFilter = TextureFilter.Nearest;
      this.magFilter = TextureFilter.Nearest;
      this.uWrap = TextureWrap.ClampToEdge;
      this.vWrap = TextureWrap.ClampToEdge;
    }
    setTexture(texture) {
      this.texture = texture;
      texture.setFilters(this.minFilter, this.magFilter);
      texture.setWraps(this.uWrap, this.vWrap);
    }
  };
  var TextureAtlasRegion = class extends TextureRegion {
  };

  // spine-core/src/attachments/MeshAttachment.ts
  var MeshAttachment = class extends VertexAttachment {
    constructor(name) {
      super(name);
      this.color = new Color(1, 1, 1, 1);
      this.tempColor = new Color(0, 0, 0, 0);
    }
    updateUVs() {
      let regionUVs = this.regionUVs;
      if (!this.uvs || this.uvs.length != regionUVs.length)
        this.uvs = Utils.newFloatArray(regionUVs.length);
      let uvs = this.uvs;
      let n = this.uvs.length;
      let u = this.region.u, v = this.region.v, width = 0, height = 0;
      if (this.region instanceof TextureAtlasRegion) {
        let region = this.region, image = region.page.texture.getImage();
        let textureWidth = image.width, textureHeight = image.height;
        switch (region.degrees) {
          case 90:
            u -= (region.originalHeight - region.offsetY - region.height) / textureWidth;
            v -= (region.originalWidth - region.offsetX - region.width) / textureHeight;
            width = region.originalHeight / textureWidth;
            height = region.originalWidth / textureHeight;
            for (let i = 0; i < n; i += 2) {
              uvs[i] = u + regionUVs[i + 1] * width;
              uvs[i + 1] = v + (1 - regionUVs[i]) * height;
            }
            return;
          case 180:
            u -= (region.originalWidth - region.offsetX - region.width) / textureWidth;
            v -= region.offsetY / textureHeight;
            width = region.originalWidth / textureWidth;
            height = region.originalHeight / textureHeight;
            for (let i = 0; i < n; i += 2) {
              uvs[i] = u + (1 - regionUVs[i]) * width;
              uvs[i + 1] = v + (1 - regionUVs[i + 1]) * height;
            }
            return;
          case 270:
            u -= region.offsetY / textureWidth;
            v -= region.offsetX / textureHeight;
            width = region.originalHeight / textureWidth;
            height = region.originalWidth / textureHeight;
            for (let i = 0; i < n; i += 2) {
              uvs[i] = u + (1 - regionUVs[i + 1]) * width;
              uvs[i + 1] = v + regionUVs[i] * height;
            }
            return;
        }
        u -= region.offsetX / textureWidth;
        v -= (region.originalHeight - region.offsetY - region.height) / textureHeight;
        width = region.originalWidth / textureWidth;
        height = region.originalHeight / textureHeight;
      } else if (!this.region) {
        u = v = 0;
        width = height = 1;
      } else {
        width = this.region.u2 - u;
        height = this.region.v2 - v;
      }
      for (let i = 0; i < n; i += 2) {
        uvs[i] = u + regionUVs[i] * width;
        uvs[i + 1] = v + regionUVs[i + 1] * height;
      }
    }
    getParentMesh() {
      return this.parentMesh;
    }
    setParentMesh(parentMesh) {
      this.parentMesh = parentMesh;
      if (parentMesh) {
        this.bones = parentMesh.bones;
        this.vertices = parentMesh.vertices;
        this.worldVerticesLength = parentMesh.worldVerticesLength;
        this.regionUVs = parentMesh.regionUVs;
        this.triangles = parentMesh.triangles;
        this.hullLength = parentMesh.hullLength;
        this.worldVerticesLength = parentMesh.worldVerticesLength;
      }
    }
    copy() {
      if (this.parentMesh)
        return this.newLinkedMesh();
      let copy = new MeshAttachment(this.name);
      copy.region = this.region;
      copy.path = this.path;
      copy.color.setFromColor(this.color);
      this.copyTo(copy);
      copy.regionUVs = new Array(this.regionUVs.length);
      Utils.arrayCopy(this.regionUVs, 0, copy.regionUVs, 0, this.regionUVs.length);
      copy.uvs = new Array(this.uvs.length);
      Utils.arrayCopy(this.uvs, 0, copy.uvs, 0, this.uvs.length);
      copy.triangles = new Array(this.triangles.length);
      Utils.arrayCopy(this.triangles, 0, copy.triangles, 0, this.triangles.length);
      copy.hullLength = this.hullLength;
      if (this.edges) {
        copy.edges = new Array(this.edges.length);
        Utils.arrayCopy(this.edges, 0, copy.edges, 0, this.edges.length);
      }
      copy.width = this.width;
      copy.height = this.height;
      return copy;
    }
    newLinkedMesh() {
      let copy = new MeshAttachment(this.name);
      copy.region = this.region;
      copy.path = this.path;
      copy.color.setFromColor(this.color);
      copy.deformAttachment = this.deformAttachment;
      copy.setParentMesh(this.parentMesh ? this.parentMesh : this);
      copy.updateUVs();
      return copy;
    }
  };

  // spine-core/src/attachments/PathAttachment.ts
  var PathAttachment = class extends VertexAttachment {
    constructor(name) {
      super(name);
      this.closed = false;
      this.constantSpeed = false;
      this.color = new Color(1, 1, 1, 1);
    }
    copy() {
      let copy = new PathAttachment(this.name);
      this.copyTo(copy);
      copy.lengths = new Array(this.lengths.length);
      Utils.arrayCopy(this.lengths, 0, copy.lengths, 0, this.lengths.length);
      copy.closed = closed;
      copy.constantSpeed = this.constantSpeed;
      copy.color.setFromColor(this.color);
      return copy;
    }
  };

  // spine-core/src/attachments/PointAttachment.ts
  var PointAttachment = class extends VertexAttachment {
    constructor(name) {
      super(name);
      this.color = new Color(0.38, 0.94, 0, 1);
    }
    computeWorldPosition(bone, point) {
      point.x = this.x * bone.a + this.y * bone.b + bone.worldX;
      point.y = this.x * bone.c + this.y * bone.d + bone.worldY;
      return point;
    }
    computeWorldRotation(bone) {
      let cos = MathUtils.cosDeg(this.rotation), sin = MathUtils.sinDeg(this.rotation);
      let x = cos * bone.a + sin * bone.b;
      let y = cos * bone.c + sin * bone.d;
      return Math.atan2(y, x) * MathUtils.radDeg;
    }
    copy() {
      let copy = new PointAttachment(this.name);
      copy.x = this.x;
      copy.y = this.y;
      copy.rotation = this.rotation;
      copy.color.setFromColor(this.color);
      return copy;
    }
  };

  // spine-core/src/attachments/RegionAttachment.ts
  var _RegionAttachment = class extends Attachment {
    constructor(name) {
      super(name);
      this.x = 0;
      this.y = 0;
      this.scaleX = 1;
      this.scaleY = 1;
      this.rotation = 0;
      this.width = 0;
      this.height = 0;
      this.color = new Color(1, 1, 1, 1);
      this.offset = Utils.newFloatArray(8);
      this.uvs = Utils.newFloatArray(8);
      this.tempColor = new Color(1, 1, 1, 1);
    }
    updateOffset() {
      let region = this.region;
      let regionScaleX = this.width / this.region.originalWidth * this.scaleX;
      let regionScaleY = this.height / this.region.originalHeight * this.scaleY;
      let localX = -this.width / 2 * this.scaleX + this.region.offsetX * regionScaleX;
      let localY = -this.height / 2 * this.scaleY + this.region.offsetY * regionScaleY;
      let localX2 = localX + this.region.width * regionScaleX;
      let localY2 = localY + this.region.height * regionScaleY;
      let radians = this.rotation * Math.PI / 180;
      let cos = Math.cos(radians);
      let sin = Math.sin(radians);
      let x = this.x, y = this.y;
      let localXCos = localX * cos + x;
      let localXSin = localX * sin;
      let localYCos = localY * cos + y;
      let localYSin = localY * sin;
      let localX2Cos = localX2 * cos + x;
      let localX2Sin = localX2 * sin;
      let localY2Cos = localY2 * cos + y;
      let localY2Sin = localY2 * sin;
      let offset = this.offset;
      offset[0] = localXCos - localYSin;
      offset[1] = localYCos + localXSin;
      offset[2] = localXCos - localY2Sin;
      offset[3] = localY2Cos + localXSin;
      offset[4] = localX2Cos - localY2Sin;
      offset[5] = localY2Cos + localX2Sin;
      offset[6] = localX2Cos - localYSin;
      offset[7] = localYCos + localX2Sin;
    }
    setRegion(region) {
      this.region = region;
      let uvs = this.uvs;
      if (region.degrees == 90) {
        uvs[2] = region.u;
        uvs[3] = region.v2;
        uvs[4] = region.u;
        uvs[5] = region.v;
        uvs[6] = region.u2;
        uvs[7] = region.v;
        uvs[0] = region.u2;
        uvs[1] = region.v2;
      } else {
        uvs[0] = region.u;
        uvs[1] = region.v2;
        uvs[2] = region.u;
        uvs[3] = region.v;
        uvs[4] = region.u2;
        uvs[5] = region.v;
        uvs[6] = region.u2;
        uvs[7] = region.v2;
      }
    }
    computeWorldVertices(bone, worldVertices, offset, stride) {
      let vertexOffset = this.offset;
      let x = bone.worldX, y = bone.worldY;
      let a = bone.a, b = bone.b, c = bone.c, d = bone.d;
      let offsetX = 0, offsetY = 0;
      offsetX = vertexOffset[0];
      offsetY = vertexOffset[1];
      worldVertices[offset] = offsetX * a + offsetY * b + x;
      worldVertices[offset + 1] = offsetX * c + offsetY * d + y;
      offset += stride;
      offsetX = vertexOffset[2];
      offsetY = vertexOffset[3];
      worldVertices[offset] = offsetX * a + offsetY * b + x;
      worldVertices[offset + 1] = offsetX * c + offsetY * d + y;
      offset += stride;
      offsetX = vertexOffset[4];
      offsetY = vertexOffset[5];
      worldVertices[offset] = offsetX * a + offsetY * b + x;
      worldVertices[offset + 1] = offsetX * c + offsetY * d + y;
      offset += stride;
      offsetX = vertexOffset[6];
      offsetY = vertexOffset[7];
      worldVertices[offset] = offsetX * a + offsetY * b + x;
      worldVertices[offset + 1] = offsetX * c + offsetY * d + y;
    }
    copy() {
      let copy = new _RegionAttachment(this.name);
      copy.region = this.region;
      copy.rendererObject = this.rendererObject;
      copy.path = this.path;
      copy.x = this.x;
      copy.y = this.y;
      copy.scaleX = this.scaleX;
      copy.scaleY = this.scaleY;
      copy.rotation = this.rotation;
      copy.width = this.width;
      copy.height = this.height;
      Utils.arrayCopy(this.uvs, 0, copy.uvs, 0, 8);
      Utils.arrayCopy(this.offset, 0, copy.offset, 0, 8);
      copy.color.setFromColor(this.color);
      return copy;
    }
  };
  var RegionAttachment = _RegionAttachment;
  RegionAttachment.X1 = 0;
  RegionAttachment.Y1 = 1;
  RegionAttachment.C1R = 2;
  RegionAttachment.C1G = 3;
  RegionAttachment.C1B = 4;
  RegionAttachment.C1A = 5;
  RegionAttachment.U1 = 6;
  RegionAttachment.V1 = 7;
  RegionAttachment.X2 = 8;
  RegionAttachment.Y2 = 9;
  RegionAttachment.C2R = 10;
  RegionAttachment.C2G = 11;
  RegionAttachment.C2B = 12;
  RegionAttachment.C2A = 13;
  RegionAttachment.U2 = 14;
  RegionAttachment.V2 = 15;
  RegionAttachment.X3 = 16;
  RegionAttachment.Y3 = 17;
  RegionAttachment.C3R = 18;
  RegionAttachment.C3G = 19;
  RegionAttachment.C3B = 20;
  RegionAttachment.C3A = 21;
  RegionAttachment.U3 = 22;
  RegionAttachment.V3 = 23;
  RegionAttachment.X4 = 24;
  RegionAttachment.Y4 = 25;
  RegionAttachment.C4R = 26;
  RegionAttachment.C4G = 27;
  RegionAttachment.C4B = 28;
  RegionAttachment.C4A = 29;
  RegionAttachment.U4 = 30;
  RegionAttachment.V4 = 31;

  // spine-core/src/AtlasAttachmentLoader.ts
  var AtlasAttachmentLoader = class {
    constructor(atlas) {
      this.atlas = atlas;
    }
    newRegionAttachment(skin, name, path) {
      let region = this.atlas.findRegion(path);
      if (!region)
        throw new Error("Region not found in atlas: " + path + " (region attachment: " + name + ")");
      region.renderObject = region;
      let attachment = new RegionAttachment(name);
      attachment.setRegion(region);
      return attachment;
    }
    newMeshAttachment(skin, name, path) {
      let region = this.atlas.findRegion(path);
      if (!region)
        throw new Error("Region not found in atlas: " + path + " (mesh attachment: " + name + ")");
      region.renderObject = region;
      let attachment = new MeshAttachment(name);
      attachment.region = region;
      return attachment;
    }
    newBoundingBoxAttachment(skin, name) {
      return new BoundingBoxAttachment(name);
    }
    newPathAttachment(skin, name) {
      return new PathAttachment(name);
    }
    newPointAttachment(skin, name) {
      return new PointAttachment(name);
    }
    newClippingAttachment(skin, name) {
      return new ClippingAttachment(name);
    }
  };

  // spine-core/src/BoneData.ts
  var BoneData = class {
    constructor(index, name, parent) {
      this.x = 0;
      this.y = 0;
      this.rotation = 0;
      this.scaleX = 1;
      this.scaleY = 1;
      this.shearX = 0;
      this.shearY = 0;
      this.transformMode = TransformMode.Normal;
      this.skinRequired = false;
      this.color = new Color();
      if (index < 0)
        throw new Error("index must be >= 0.");
      if (!name)
        throw new Error("name cannot be null.");
      this.index = index;
      this.name = name;
      this.parent = parent;
    }
  };
  var TransformMode;
  (function(TransformMode2) {
    TransformMode2[TransformMode2["Normal"] = 0] = "Normal";
    TransformMode2[TransformMode2["OnlyTranslation"] = 1] = "OnlyTranslation";
    TransformMode2[TransformMode2["NoRotationOrReflection"] = 2] = "NoRotationOrReflection";
    TransformMode2[TransformMode2["NoScale"] = 3] = "NoScale";
    TransformMode2[TransformMode2["NoScaleOrReflection"] = 4] = "NoScaleOrReflection";
  })(TransformMode || (TransformMode = {}));

  // spine-core/src/Bone.ts
  var Bone = class {
    constructor(data, skeleton, parent) {
      this.children = new Array();
      this.x = 0;
      this.y = 0;
      this.rotation = 0;
      this.scaleX = 0;
      this.scaleY = 0;
      this.shearX = 0;
      this.shearY = 0;
      this.ax = 0;
      this.ay = 0;
      this.arotation = 0;
      this.ascaleX = 0;
      this.ascaleY = 0;
      this.ashearX = 0;
      this.ashearY = 0;
      this.a = 0;
      this.b = 0;
      this.c = 0;
      this.d = 0;
      this.worldY = 0;
      this.worldX = 0;
      this.sorted = false;
      this.active = false;
      if (!data)
        throw new Error("data cannot be null.");
      if (!skeleton)
        throw new Error("skeleton cannot be null.");
      this.data = data;
      this.skeleton = skeleton;
      this.parent = parent;
      this.setToSetupPose();
    }
    isActive() {
      return this.active;
    }
    update() {
      this.updateWorldTransformWith(this.ax, this.ay, this.arotation, this.ascaleX, this.ascaleY, this.ashearX, this.ashearY);
    }
    updateWorldTransform() {
      this.updateWorldTransformWith(this.x, this.y, this.rotation, this.scaleX, this.scaleY, this.shearX, this.shearY);
    }
    updateWorldTransformWith(x, y, rotation, scaleX, scaleY, shearX, shearY) {
      this.ax = x;
      this.ay = y;
      this.arotation = rotation;
      this.ascaleX = scaleX;
      this.ascaleY = scaleY;
      this.ashearX = shearX;
      this.ashearY = shearY;
      let parent = this.parent;
      if (!parent) {
        let skeleton = this.skeleton;
        let rotationY = rotation + 90 + shearY;
        let sx = skeleton.scaleX;
        let sy = skeleton.scaleY;
        this.a = MathUtils.cosDeg(rotation + shearX) * scaleX * sx;
        this.b = MathUtils.cosDeg(rotationY) * scaleY * sx;
        this.c = MathUtils.sinDeg(rotation + shearX) * scaleX * sy;
        this.d = MathUtils.sinDeg(rotationY) * scaleY * sy;
        this.worldX = x * sx + skeleton.x;
        this.worldY = y * sy + skeleton.y;
        return;
      }
      let pa = parent.a, pb = parent.b, pc = parent.c, pd = parent.d;
      this.worldX = pa * x + pb * y + parent.worldX;
      this.worldY = pc * x + pd * y + parent.worldY;
      switch (this.data.transformMode) {
        case TransformMode.Normal: {
          let rotationY = rotation + 90 + shearY;
          let la = MathUtils.cosDeg(rotation + shearX) * scaleX;
          let lb = MathUtils.cosDeg(rotationY) * scaleY;
          let lc = MathUtils.sinDeg(rotation + shearX) * scaleX;
          let ld = MathUtils.sinDeg(rotationY) * scaleY;
          this.a = pa * la + pb * lc;
          this.b = pa * lb + pb * ld;
          this.c = pc * la + pd * lc;
          this.d = pc * lb + pd * ld;
          return;
        }
        case TransformMode.OnlyTranslation: {
          let rotationY = rotation + 90 + shearY;
          this.a = MathUtils.cosDeg(rotation + shearX) * scaleX;
          this.b = MathUtils.cosDeg(rotationY) * scaleY;
          this.c = MathUtils.sinDeg(rotation + shearX) * scaleX;
          this.d = MathUtils.sinDeg(rotationY) * scaleY;
          break;
        }
        case TransformMode.NoRotationOrReflection: {
          let s = pa * pa + pc * pc;
          let prx = 0;
          if (s > 1e-4) {
            s = Math.abs(pa * pd - pb * pc) / s;
            pa /= this.skeleton.scaleX;
            pc /= this.skeleton.scaleY;
            pb = pc * s;
            pd = pa * s;
            prx = Math.atan2(pc, pa) * MathUtils.radDeg;
          } else {
            pa = 0;
            pc = 0;
            prx = 90 - Math.atan2(pd, pb) * MathUtils.radDeg;
          }
          let rx = rotation + shearX - prx;
          let ry = rotation + shearY - prx + 90;
          let la = MathUtils.cosDeg(rx) * scaleX;
          let lb = MathUtils.cosDeg(ry) * scaleY;
          let lc = MathUtils.sinDeg(rx) * scaleX;
          let ld = MathUtils.sinDeg(ry) * scaleY;
          this.a = pa * la - pb * lc;
          this.b = pa * lb - pb * ld;
          this.c = pc * la + pd * lc;
          this.d = pc * lb + pd * ld;
          break;
        }
        case TransformMode.NoScale:
        case TransformMode.NoScaleOrReflection: {
          let cos = MathUtils.cosDeg(rotation);
          let sin = MathUtils.sinDeg(rotation);
          let za = (pa * cos + pb * sin) / this.skeleton.scaleX;
          let zc = (pc * cos + pd * sin) / this.skeleton.scaleY;
          let s = Math.sqrt(za * za + zc * zc);
          if (s > 1e-5)
            s = 1 / s;
          za *= s;
          zc *= s;
          s = Math.sqrt(za * za + zc * zc);
          if (this.data.transformMode == TransformMode.NoScale && pa * pd - pb * pc < 0 != (this.skeleton.scaleX < 0 != this.skeleton.scaleY < 0))
            s = -s;
          let r = Math.PI / 2 + Math.atan2(zc, za);
          let zb = Math.cos(r) * s;
          let zd = Math.sin(r) * s;
          let la = MathUtils.cosDeg(shearX) * scaleX;
          let lb = MathUtils.cosDeg(90 + shearY) * scaleY;
          let lc = MathUtils.sinDeg(shearX) * scaleX;
          let ld = MathUtils.sinDeg(90 + shearY) * scaleY;
          this.a = za * la + zb * lc;
          this.b = za * lb + zb * ld;
          this.c = zc * la + zd * lc;
          this.d = zc * lb + zd * ld;
          break;
        }
      }
      this.a *= this.skeleton.scaleX;
      this.b *= this.skeleton.scaleX;
      this.c *= this.skeleton.scaleY;
      this.d *= this.skeleton.scaleY;
    }
    setToSetupPose() {
      let data = this.data;
      this.x = data.x;
      this.y = data.y;
      this.rotation = data.rotation;
      this.scaleX = data.scaleX;
      this.scaleY = data.scaleY;
      this.shearX = data.shearX;
      this.shearY = data.shearY;
    }
    getWorldRotationX() {
      return Math.atan2(this.c, this.a) * MathUtils.radDeg;
    }
    getWorldRotationY() {
      return Math.atan2(this.d, this.b) * MathUtils.radDeg;
    }
    getWorldScaleX() {
      return Math.sqrt(this.a * this.a + this.c * this.c);
    }
    getWorldScaleY() {
      return Math.sqrt(this.b * this.b + this.d * this.d);
    }
    updateAppliedTransform() {
      let parent = this.parent;
      if (!parent) {
        this.ax = this.worldX;
        this.ay = this.worldY;
        this.arotation = Math.atan2(this.c, this.a) * MathUtils.radDeg;
        this.ascaleX = Math.sqrt(this.a * this.a + this.c * this.c);
        this.ascaleY = Math.sqrt(this.b * this.b + this.d * this.d);
        this.ashearX = 0;
        this.ashearY = Math.atan2(this.a * this.b + this.c * this.d, this.a * this.d - this.b * this.c) * MathUtils.radDeg;
        return;
      }
      let pa = parent.a, pb = parent.b, pc = parent.c, pd = parent.d;
      let pid = 1 / (pa * pd - pb * pc);
      let dx = this.worldX - parent.worldX, dy = this.worldY - parent.worldY;
      this.ax = dx * pd * pid - dy * pb * pid;
      this.ay = dy * pa * pid - dx * pc * pid;
      let ia = pid * pd;
      let id = pid * pa;
      let ib = pid * pb;
      let ic = pid * pc;
      let ra = ia * this.a - ib * this.c;
      let rb = ia * this.b - ib * this.d;
      let rc = id * this.c - ic * this.a;
      let rd = id * this.d - ic * this.b;
      this.ashearX = 0;
      this.ascaleX = Math.sqrt(ra * ra + rc * rc);
      if (this.ascaleX > 1e-4) {
        let det = ra * rd - rb * rc;
        this.ascaleY = det / this.ascaleX;
        this.ashearY = Math.atan2(ra * rb + rc * rd, det) * MathUtils.radDeg;
        this.arotation = Math.atan2(rc, ra) * MathUtils.radDeg;
      } else {
        this.ascaleX = 0;
        this.ascaleY = Math.sqrt(rb * rb + rd * rd);
        this.ashearY = 0;
        this.arotation = 90 - Math.atan2(rd, rb) * MathUtils.radDeg;
      }
    }
    worldToLocal(world) {
      let invDet = 1 / (this.a * this.d - this.b * this.c);
      let x = world.x - this.worldX, y = world.y - this.worldY;
      world.x = x * this.d * invDet - y * this.b * invDet;
      world.y = y * this.a * invDet - x * this.c * invDet;
      return world;
    }
    localToWorld(local) {
      let x = local.x, y = local.y;
      local.x = x * this.a + y * this.b + this.worldX;
      local.y = x * this.c + y * this.d + this.worldY;
      return local;
    }
    worldToLocalRotation(worldRotation) {
      let sin = MathUtils.sinDeg(worldRotation), cos = MathUtils.cosDeg(worldRotation);
      return Math.atan2(this.a * sin - this.c * cos, this.d * cos - this.b * sin) * MathUtils.radDeg + this.rotation - this.shearX;
    }
    localToWorldRotation(localRotation) {
      localRotation -= this.rotation - this.shearX;
      let sin = MathUtils.sinDeg(localRotation), cos = MathUtils.cosDeg(localRotation);
      return Math.atan2(cos * this.c + sin * this.d, cos * this.a + sin * this.b) * MathUtils.radDeg;
    }
    rotateWorld(degrees) {
      let a = this.a, b = this.b, c = this.c, d = this.d;
      let cos = MathUtils.cosDeg(degrees), sin = MathUtils.sinDeg(degrees);
      this.a = cos * a - sin * c;
      this.b = cos * b - sin * d;
      this.c = sin * a + cos * c;
      this.d = sin * b + cos * d;
    }
  };

  // spine-core/src/ConstraintData.ts
  var ConstraintData = class {
    constructor(name, order, skinRequired) {
      this.name = name;
      this.order = order;
      this.skinRequired = skinRequired;
    }
  };

  // spine-core/src/AssetManagerBase.ts
  var AssetManagerBase = class {
    constructor(textureLoader, pathPrefix = "", downloader = null) {
      this.assets = {};
      this.errors = {};
      this.toLoad = 0;
      this.loaded = 0;
      this.textureLoader = textureLoader;
      this.pathPrefix = pathPrefix;
      this.downloader = downloader || new Downloader();
    }
    start(path) {
      this.toLoad++;
      return this.pathPrefix + path;
    }
    success(callback, path, asset) {
      this.toLoad--;
      this.loaded++;
      this.assets[path] = asset;
      if (callback)
        callback(path, asset);
    }
    error(callback, path, message) {
      this.toLoad--;
      this.loaded++;
      this.errors[path] = message;
      if (callback)
        callback(path, message);
    }
    setRawDataURI(path, data) {
      this.downloader.rawDataUris[this.pathPrefix + path] = data;
    }
    loadBinary(path, success = null, error = null) {
      path = this.start(path);
      this.downloader.downloadBinary(path, (data) => {
        this.success(success, path, data);
      }, (status, responseText) => {
        this.error(error, path, `Couldn't load binary ${path}: status ${status}, ${responseText}`);
      });
    }
    loadText(path, success = null, error = null) {
      path = this.start(path);
      this.downloader.downloadText(path, (data) => {
        this.success(success, path, data);
      }, (status, responseText) => {
        this.error(error, path, `Couldn't load text ${path}: status ${status}, ${responseText}`);
      });
    }
    loadJson(path, success = null, error = null) {
      path = this.start(path);
      this.downloader.downloadJson(path, (data) => {
        this.success(success, path, data);
      }, (status, responseText) => {
        this.error(error, path, `Couldn't load JSON ${path}: status ${status}, ${responseText}`);
      });
    }
    loadTexture(path, success = null, error = null) {
      path = this.start(path);
      let isBrowser = !!(typeof window !== "undefined" && typeof navigator !== "undefined" && window.document);
      let isWebWorker = !isBrowser;
      if (isWebWorker) {
        fetch(path, { mode: "cors" }).then((response) => {
          if (response.ok)
            return response.blob();
          this.error(error, path, `Couldn't load image: ${path}`);
          return null;
        }).then((blob) => {
          return blob ? createImageBitmap(blob, { premultiplyAlpha: "none", colorSpaceConversion: "none" }) : null;
        }).then((bitmap) => {
          if (bitmap)
            this.success(success, path, this.textureLoader(bitmap));
        });
      } else {
        let image = new Image();
        image.crossOrigin = "anonymous";
        image.onload = () => {
          this.success(success, path, this.textureLoader(image));
        };
        image.onerror = () => {
          this.error(error, path, `Couldn't load image: ${path}`);
        };
        if (this.downloader.rawDataUris[path])
          path = this.downloader.rawDataUris[path];
        image.src = path;
      }
    }
    loadTextureAtlas(path, success = null, error = null) {
      let index = path.lastIndexOf("/");
      let parent = index >= 0 ? path.substring(0, index + 1) : "";
      path = this.start(path);
      this.downloader.downloadText(path, (atlasText) => {
        try {
          let atlas = new TextureAtlas(atlasText);
          let toLoad = atlas.pages.length, abort = false;
          for (let page of atlas.pages) {
            this.loadTexture(parent + page.name, (imagePath, texture) => {
              if (!abort) {
                page.setTexture(texture);
                if (--toLoad == 0)
                  this.success(success, path, atlas);
              }
            }, (imagePath, message) => {
              if (!abort)
                this.error(error, path, `Couldn't load texture atlas ${path} page image: ${imagePath}`);
              abort = true;
            });
          }
        } catch (e) {
          this.error(error, path, `Couldn't parse texture atlas ${path}: ${e.message}`);
        }
      }, (status, responseText) => {
        this.error(error, path, `Couldn't load texture atlas ${path}: status ${status}, ${responseText}`);
      });
    }
    get(path) {
      return this.assets[this.pathPrefix + path];
    }
    require(path) {
      path = this.pathPrefix + path;
      let asset = this.assets[path];
      if (asset)
        return asset;
      let error = this.errors[path];
      throw Error("Asset not found: " + path + (error ? "\n" + error : ""));
    }
    remove(path) {
      path = this.pathPrefix + path;
      let asset = this.assets[path];
      if (asset.dispose)
        asset.dispose();
      delete this.assets[path];
      return asset;
    }
    removeAll() {
      for (let key in this.assets) {
        let asset = this.assets[key];
        if (asset.dispose)
          asset.dispose();
      }
      this.assets = {};
    }
    isLoadingComplete() {
      return this.toLoad == 0;
    }
    getToLoad() {
      return this.toLoad;
    }
    getLoaded() {
      return this.loaded;
    }
    dispose() {
      this.removeAll();
    }
    hasErrors() {
      return Object.keys(this.errors).length > 0;
    }
    getErrors() {
      return this.errors;
    }
  };
  var Downloader = class {
    constructor() {
      this.callbacks = {};
      this.rawDataUris = {};
    }
    downloadText(url, success, error) {
      if (this.rawDataUris[url])
        url = this.rawDataUris[url];
      if (this.start(url, success, error))
        return;
      let request = new XMLHttpRequest();
      request.overrideMimeType("text/html");
      request.open("GET", url, true);
      let done = () => {
        this.finish(url, request.status, request.responseText);
      };
      request.onload = done;
      request.onerror = done;
      request.send();
    }
    downloadJson(url, success, error) {
      this.downloadText(url, (data) => {
        success(JSON.parse(data));
      }, error);
    }
    downloadBinary(url, success, error) {
      if (this.rawDataUris[url])
        url = this.rawDataUris[url];
      if (this.start(url, success, error))
        return;
      let request = new XMLHttpRequest();
      request.open("GET", url, true);
      request.responseType = "arraybuffer";
      let onerror = () => {
        this.finish(url, request.status, request.responseText);
      };
      request.onload = () => {
        if (request.status == 200)
          this.finish(url, 200, new Uint8Array(request.response));
        else
          onerror();
      };
      request.onerror = onerror;
      request.send();
    }
    start(url, success, error) {
      let callbacks = this.callbacks[url];
      try {
        if (callbacks)
          return true;
        this.callbacks[url] = callbacks = [];
      } finally {
        callbacks.push(success, error);
      }
    }
    finish(url, status, data) {
      let callbacks = this.callbacks[url];
      delete this.callbacks[url];
      let args = status == 200 ? [data] : [status, data];
      for (let i = args.length - 1, n = callbacks.length; i < n; i += 2)
        callbacks[i].apply(null, args);
    }
  };

  // spine-core/src/Event.ts
  var Event = class {
    constructor(time, data) {
      if (!data)
        throw new Error("data cannot be null.");
      this.time = time;
      this.data = data;
    }
  };

  // spine-core/src/EventData.ts
  var EventData = class {
    constructor(name) {
      this.name = name;
    }
  };

  // spine-core/src/IkConstraint.ts
  var IkConstraint = class {
    constructor(data, skeleton) {
      this.bendDirection = 0;
      this.compress = false;
      this.stretch = false;
      this.mix = 1;
      this.softness = 0;
      this.active = false;
      if (!data)
        throw new Error("data cannot be null.");
      if (!skeleton)
        throw new Error("skeleton cannot be null.");
      this.data = data;
      this.mix = data.mix;
      this.softness = data.softness;
      this.bendDirection = data.bendDirection;
      this.compress = data.compress;
      this.stretch = data.stretch;
      this.bones = new Array();
      for (let i = 0; i < data.bones.length; i++)
        this.bones.push(skeleton.findBone(data.bones[i].name));
      this.target = skeleton.findBone(data.target.name);
    }
    isActive() {
      return this.active;
    }
    update() {
      if (this.mix == 0)
        return;
      let target = this.target;
      let bones = this.bones;
      switch (bones.length) {
        case 1:
          this.apply1(bones[0], target.worldX, target.worldY, this.compress, this.stretch, this.data.uniform, this.mix);
          break;
        case 2:
          this.apply2(bones[0], bones[1], target.worldX, target.worldY, this.bendDirection, this.stretch, this.data.uniform, this.softness, this.mix);
          break;
      }
    }
    apply1(bone, targetX, targetY, compress, stretch, uniform, alpha) {
      let p = bone.parent;
      let pa = p.a, pb = p.b, pc = p.c, pd = p.d;
      let rotationIK = -bone.ashearX - bone.arotation, tx = 0, ty = 0;
      switch (bone.data.transformMode) {
        case TransformMode.OnlyTranslation:
          tx = targetX - bone.worldX;
          ty = targetY - bone.worldY;
          break;
        case TransformMode.NoRotationOrReflection:
          let s = Math.abs(pa * pd - pb * pc) / (pa * pa + pc * pc);
          let sa = pa / bone.skeleton.scaleX;
          let sc = pc / bone.skeleton.scaleY;
          pb = -sc * s * bone.skeleton.scaleX;
          pd = sa * s * bone.skeleton.scaleY;
          rotationIK += Math.atan2(sc, sa) * MathUtils.radDeg;
        default:
          let x = targetX - p.worldX, y = targetY - p.worldY;
          let d = pa * pd - pb * pc;
          tx = (x * pd - y * pb) / d - bone.ax;
          ty = (y * pa - x * pc) / d - bone.ay;
      }
      rotationIK += Math.atan2(ty, tx) * MathUtils.radDeg;
      if (bone.ascaleX < 0)
        rotationIK += 180;
      if (rotationIK > 180)
        rotationIK -= 360;
      else if (rotationIK < -180)
        rotationIK += 360;
      let sx = bone.ascaleX, sy = bone.ascaleY;
      if (compress || stretch) {
        switch (bone.data.transformMode) {
          case TransformMode.NoScale:
          case TransformMode.NoScaleOrReflection:
            tx = targetX - bone.worldX;
            ty = targetY - bone.worldY;
        }
        let b = bone.data.length * sx, dd = Math.sqrt(tx * tx + ty * ty);
        if (compress && dd < b || stretch && dd > b && b > 1e-4) {
          let s = (dd / b - 1) * alpha + 1;
          sx *= s;
          if (uniform)
            sy *= s;
        }
      }
      bone.updateWorldTransformWith(bone.ax, bone.ay, bone.arotation + rotationIK * alpha, sx, sy, bone.ashearX, bone.ashearY);
    }
    apply2(parent, child, targetX, targetY, bendDir, stretch, uniform, softness, alpha) {
      let px = parent.ax, py = parent.ay, psx = parent.ascaleX, psy = parent.ascaleY, sx = psx, sy = psy, csx = child.ascaleX;
      let os1 = 0, os2 = 0, s2 = 0;
      if (psx < 0) {
        psx = -psx;
        os1 = 180;
        s2 = -1;
      } else {
        os1 = 0;
        s2 = 1;
      }
      if (psy < 0) {
        psy = -psy;
        s2 = -s2;
      }
      if (csx < 0) {
        csx = -csx;
        os2 = 180;
      } else
        os2 = 0;
      let cx = child.ax, cy = 0, cwx = 0, cwy = 0, a = parent.a, b = parent.b, c = parent.c, d = parent.d;
      let u = Math.abs(psx - psy) <= 1e-4;
      if (!u || stretch) {
        cy = 0;
        cwx = a * cx + parent.worldX;
        cwy = c * cx + parent.worldY;
      } else {
        cy = child.ay;
        cwx = a * cx + b * cy + parent.worldX;
        cwy = c * cx + d * cy + parent.worldY;
      }
      let pp = parent.parent;
      a = pp.a;
      b = pp.b;
      c = pp.c;
      d = pp.d;
      let id = 1 / (a * d - b * c), x = cwx - pp.worldX, y = cwy - pp.worldY;
      let dx = (x * d - y * b) * id - px, dy = (y * a - x * c) * id - py;
      let l1 = Math.sqrt(dx * dx + dy * dy), l2 = child.data.length * csx, a1, a2;
      if (l1 < 1e-4) {
        this.apply1(parent, targetX, targetY, false, stretch, false, alpha);
        child.updateWorldTransformWith(cx, cy, 0, child.ascaleX, child.ascaleY, child.ashearX, child.ashearY);
        return;
      }
      x = targetX - pp.worldX;
      y = targetY - pp.worldY;
      let tx = (x * d - y * b) * id - px, ty = (y * a - x * c) * id - py;
      let dd = tx * tx + ty * ty;
      if (softness != 0) {
        softness *= psx * (csx + 1) * 0.5;
        let td = Math.sqrt(dd), sd = td - l1 - l2 * psx + softness;
        if (sd > 0) {
          let p = Math.min(1, sd / (softness * 2)) - 1;
          p = (sd - softness * (1 - p * p)) / td;
          tx -= p * tx;
          ty -= p * ty;
          dd = tx * tx + ty * ty;
        }
      }
      outer:
        if (u) {
          l2 *= psx;
          let cos = (dd - l1 * l1 - l2 * l2) / (2 * l1 * l2);
          if (cos < -1) {
            cos = -1;
            a2 = Math.PI * bendDir;
          } else if (cos > 1) {
            cos = 1;
            a2 = 0;
            if (stretch) {
              a = (Math.sqrt(dd) / (l1 + l2) - 1) * alpha + 1;
              sx *= a;
              if (uniform)
                sy *= a;
            }
          } else
            a2 = Math.acos(cos) * bendDir;
          a = l1 + l2 * cos;
          b = l2 * Math.sin(a2);
          a1 = Math.atan2(ty * a - tx * b, tx * a + ty * b);
        } else {
          a = psx * l2;
          b = psy * l2;
          let aa = a * a, bb = b * b, ta = Math.atan2(ty, tx);
          c = bb * l1 * l1 + aa * dd - aa * bb;
          let c1 = -2 * bb * l1, c2 = bb - aa;
          d = c1 * c1 - 4 * c2 * c;
          if (d >= 0) {
            let q = Math.sqrt(d);
            if (c1 < 0)
              q = -q;
            q = -(c1 + q) * 0.5;
            let r0 = q / c2, r1 = c / q;
            let r = Math.abs(r0) < Math.abs(r1) ? r0 : r1;
            if (r * r <= dd) {
              y = Math.sqrt(dd - r * r) * bendDir;
              a1 = ta - Math.atan2(y, r);
              a2 = Math.atan2(y / psy, (r - l1) / psx);
              break outer;
            }
          }
          let minAngle = MathUtils.PI, minX = l1 - a, minDist = minX * minX, minY = 0;
          let maxAngle = 0, maxX = l1 + a, maxDist = maxX * maxX, maxY = 0;
          c = -a * l1 / (aa - bb);
          if (c >= -1 && c <= 1) {
            c = Math.acos(c);
            x = a * Math.cos(c) + l1;
            y = b * Math.sin(c);
            d = x * x + y * y;
            if (d < minDist) {
              minAngle = c;
              minDist = d;
              minX = x;
              minY = y;
            }
            if (d > maxDist) {
              maxAngle = c;
              maxDist = d;
              maxX = x;
              maxY = y;
            }
          }
          if (dd <= (minDist + maxDist) * 0.5) {
            a1 = ta - Math.atan2(minY * bendDir, minX);
            a2 = minAngle * bendDir;
          } else {
            a1 = ta - Math.atan2(maxY * bendDir, maxX);
            a2 = maxAngle * bendDir;
          }
        }
      let os = Math.atan2(cy, cx) * s2;
      let rotation = parent.arotation;
      a1 = (a1 - os) * MathUtils.radDeg + os1 - rotation;
      if (a1 > 180)
        a1 -= 360;
      else if (a1 < -180)
        a1 += 360;
      parent.updateWorldTransformWith(px, py, rotation + a1 * alpha, sx, sy, 0, 0);
      rotation = child.arotation;
      a2 = ((a2 + os) * MathUtils.radDeg - child.ashearX) * s2 + os2 - rotation;
      if (a2 > 180)
        a2 -= 360;
      else if (a2 < -180)
        a2 += 360;
      child.updateWorldTransformWith(cx, cy, rotation + a2 * alpha, child.ascaleX, child.ascaleY, child.ashearX, child.ashearY);
    }
  };

  // spine-core/src/IkConstraintData.ts
  var IkConstraintData = class extends ConstraintData {
    constructor(name) {
      super(name, 0, false);
      this.bones = new Array();
      this.bendDirection = 1;
      this.compress = false;
      this.stretch = false;
      this.uniform = false;
      this.mix = 1;
      this.softness = 0;
    }
  };

  // spine-core/src/PathConstraintData.ts
  var PathConstraintData = class extends ConstraintData {
    constructor(name) {
      super(name, 0, false);
      this.bones = new Array();
      this.mixRotate = 0;
      this.mixX = 0;
      this.mixY = 0;
    }
  };
  var PositionMode;
  (function(PositionMode2) {
    PositionMode2[PositionMode2["Fixed"] = 0] = "Fixed";
    PositionMode2[PositionMode2["Percent"] = 1] = "Percent";
  })(PositionMode || (PositionMode = {}));
  var SpacingMode;
  (function(SpacingMode2) {
    SpacingMode2[SpacingMode2["Length"] = 0] = "Length";
    SpacingMode2[SpacingMode2["Fixed"] = 1] = "Fixed";
    SpacingMode2[SpacingMode2["Percent"] = 2] = "Percent";
    SpacingMode2[SpacingMode2["Proportional"] = 3] = "Proportional";
  })(SpacingMode || (SpacingMode = {}));
  var RotateMode;
  (function(RotateMode2) {
    RotateMode2[RotateMode2["Tangent"] = 0] = "Tangent";
    RotateMode2[RotateMode2["Chain"] = 1] = "Chain";
    RotateMode2[RotateMode2["ChainScale"] = 2] = "ChainScale";
  })(RotateMode || (RotateMode = {}));

  // spine-core/src/PathConstraint.ts
  var _PathConstraint = class {
    constructor(data, skeleton) {
      this.position = 0;
      this.spacing = 0;
      this.mixRotate = 0;
      this.mixX = 0;
      this.mixY = 0;
      this.spaces = new Array();
      this.positions = new Array();
      this.world = new Array();
      this.curves = new Array();
      this.lengths = new Array();
      this.segments = new Array();
      this.active = false;
      if (!data)
        throw new Error("data cannot be null.");
      if (!skeleton)
        throw new Error("skeleton cannot be null.");
      this.data = data;
      this.bones = new Array();
      for (let i = 0, n = data.bones.length; i < n; i++)
        this.bones.push(skeleton.findBone(data.bones[i].name));
      this.target = skeleton.findSlot(data.target.name);
      this.position = data.position;
      this.spacing = data.spacing;
      this.mixRotate = data.mixRotate;
      this.mixX = data.mixX;
      this.mixY = data.mixY;
    }
    isActive() {
      return this.active;
    }
    update() {
      let attachment = this.target.getAttachment();
      if (!(attachment instanceof PathAttachment))
        return;
      let mixRotate = this.mixRotate, mixX = this.mixX, mixY = this.mixY;
      if (mixRotate == 0 && mixX == 0 && mixY == 0)
        return;
      let data = this.data;
      let tangents = data.rotateMode == RotateMode.Tangent, scale = data.rotateMode == RotateMode.ChainScale;
      let bones = this.bones;
      let boneCount = bones.length, spacesCount = tangents ? boneCount : boneCount + 1;
      let spaces = Utils.setArraySize(this.spaces, spacesCount), lengths = scale ? this.lengths = Utils.setArraySize(this.lengths, boneCount) : null;
      let spacing = this.spacing;
      switch (data.spacingMode) {
        case SpacingMode.Percent:
          if (scale) {
            for (let i = 0, n = spacesCount - 1; i < n; i++) {
              let bone = bones[i];
              let setupLength = bone.data.length;
              if (setupLength < _PathConstraint.epsilon)
                lengths[i] = 0;
              else {
                let x = setupLength * bone.a, y = setupLength * bone.c;
                lengths[i] = Math.sqrt(x * x + y * y);
              }
            }
          }
          Utils.arrayFill(spaces, 1, spacesCount, spacing);
          break;
        case SpacingMode.Proportional:
          let sum = 0;
          for (let i = 0, n = spacesCount - 1; i < n; ) {
            let bone = bones[i];
            let setupLength = bone.data.length;
            if (setupLength < _PathConstraint.epsilon) {
              if (scale)
                lengths[i] = 0;
              spaces[++i] = spacing;
            } else {
              let x = setupLength * bone.a, y = setupLength * bone.c;
              let length = Math.sqrt(x * x + y * y);
              if (scale)
                lengths[i] = length;
              spaces[++i] = length;
              sum += length;
            }
          }
          if (sum > 0) {
            sum = spacesCount / sum * spacing;
            for (let i = 1; i < spacesCount; i++)
              spaces[i] *= sum;
          }
          break;
        default:
          let lengthSpacing = data.spacingMode == SpacingMode.Length;
          for (let i = 0, n = spacesCount - 1; i < n; ) {
            let bone = bones[i];
            let setupLength = bone.data.length;
            if (setupLength < _PathConstraint.epsilon) {
              if (scale)
                lengths[i] = 0;
              spaces[++i] = spacing;
            } else {
              let x = setupLength * bone.a, y = setupLength * bone.c;
              let length = Math.sqrt(x * x + y * y);
              if (scale)
                lengths[i] = length;
              spaces[++i] = (lengthSpacing ? setupLength + spacing : spacing) * length / setupLength;
            }
          }
      }
      let positions = this.computeWorldPositions(attachment, spacesCount, tangents);
      let boneX = positions[0], boneY = positions[1], offsetRotation = data.offsetRotation;
      let tip = false;
      if (offsetRotation == 0)
        tip = data.rotateMode == RotateMode.Chain;
      else {
        tip = false;
        let p = this.target.bone;
        offsetRotation *= p.a * p.d - p.b * p.c > 0 ? MathUtils.degRad : -MathUtils.degRad;
      }
      for (let i = 0, p = 3; i < boneCount; i++, p += 3) {
        let bone = bones[i];
        bone.worldX += (boneX - bone.worldX) * mixX;
        bone.worldY += (boneY - bone.worldY) * mixY;
        let x = positions[p], y = positions[p + 1], dx = x - boneX, dy = y - boneY;
        if (scale) {
          let length = lengths[i];
          if (length != 0) {
            let s = (Math.sqrt(dx * dx + dy * dy) / length - 1) * mixRotate + 1;
            bone.a *= s;
            bone.c *= s;
          }
        }
        boneX = x;
        boneY = y;
        if (mixRotate > 0) {
          let a = bone.a, b = bone.b, c = bone.c, d = bone.d, r = 0, cos = 0, sin = 0;
          if (tangents)
            r = positions[p - 1];
          else if (spaces[i + 1] == 0)
            r = positions[p + 2];
          else
            r = Math.atan2(dy, dx);
          r -= Math.atan2(c, a);
          if (tip) {
            cos = Math.cos(r);
            sin = Math.sin(r);
            let length = bone.data.length;
            boneX += (length * (cos * a - sin * c) - dx) * mixRotate;
            boneY += (length * (sin * a + cos * c) - dy) * mixRotate;
          } else {
            r += offsetRotation;
          }
          if (r > MathUtils.PI)
            r -= MathUtils.PI2;
          else if (r < -MathUtils.PI)
            r += MathUtils.PI2;
          r *= mixRotate;
          cos = Math.cos(r);
          sin = Math.sin(r);
          bone.a = cos * a - sin * c;
          bone.b = cos * b - sin * d;
          bone.c = sin * a + cos * c;
          bone.d = sin * b + cos * d;
        }
        bone.updateAppliedTransform();
      }
    }
    computeWorldPositions(path, spacesCount, tangents) {
      let target = this.target;
      let position = this.position;
      let spaces = this.spaces, out = Utils.setArraySize(this.positions, spacesCount * 3 + 2), world = null;
      let closed2 = path.closed;
      let verticesLength = path.worldVerticesLength, curveCount = verticesLength / 6, prevCurve = _PathConstraint.NONE;
      if (!path.constantSpeed) {
        let lengths = path.lengths;
        curveCount -= closed2 ? 1 : 2;
        let pathLength2 = lengths[curveCount];
        if (this.data.positionMode == PositionMode.Percent)
          position *= pathLength2;
        let multiplier2;
        switch (this.data.spacingMode) {
          case SpacingMode.Percent:
            multiplier2 = pathLength2;
            break;
          case SpacingMode.Proportional:
            multiplier2 = pathLength2 / spacesCount;
            break;
          default:
            multiplier2 = 1;
        }
        world = Utils.setArraySize(this.world, 8);
        for (let i = 0, o = 0, curve = 0; i < spacesCount; i++, o += 3) {
          let space = spaces[i] * multiplier2;
          position += space;
          let p = position;
          if (closed2) {
            p %= pathLength2;
            if (p < 0)
              p += pathLength2;
            curve = 0;
          } else if (p < 0) {
            if (prevCurve != _PathConstraint.BEFORE) {
              prevCurve = _PathConstraint.BEFORE;
              path.computeWorldVertices(target, 2, 4, world, 0, 2);
            }
            this.addBeforePosition(p, world, 0, out, o);
            continue;
          } else if (p > pathLength2) {
            if (prevCurve != _PathConstraint.AFTER) {
              prevCurve = _PathConstraint.AFTER;
              path.computeWorldVertices(target, verticesLength - 6, 4, world, 0, 2);
            }
            this.addAfterPosition(p - pathLength2, world, 0, out, o);
            continue;
          }
          for (; ; curve++) {
            let length = lengths[curve];
            if (p > length)
              continue;
            if (curve == 0)
              p /= length;
            else {
              let prev = lengths[curve - 1];
              p = (p - prev) / (length - prev);
            }
            break;
          }
          if (curve != prevCurve) {
            prevCurve = curve;
            if (closed2 && curve == curveCount) {
              path.computeWorldVertices(target, verticesLength - 4, 4, world, 0, 2);
              path.computeWorldVertices(target, 0, 4, world, 4, 2);
            } else
              path.computeWorldVertices(target, curve * 6 + 2, 8, world, 0, 2);
          }
          this.addCurvePosition(p, world[0], world[1], world[2], world[3], world[4], world[5], world[6], world[7], out, o, tangents || i > 0 && space == 0);
        }
        return out;
      }
      if (closed2) {
        verticesLength += 2;
        world = Utils.setArraySize(this.world, verticesLength);
        path.computeWorldVertices(target, 2, verticesLength - 4, world, 0, 2);
        path.computeWorldVertices(target, 0, 2, world, verticesLength - 4, 2);
        world[verticesLength - 2] = world[0];
        world[verticesLength - 1] = world[1];
      } else {
        curveCount--;
        verticesLength -= 4;
        world = Utils.setArraySize(this.world, verticesLength);
        path.computeWorldVertices(target, 2, verticesLength, world, 0, 2);
      }
      let curves = Utils.setArraySize(this.curves, curveCount);
      let pathLength = 0;
      let x1 = world[0], y1 = world[1], cx1 = 0, cy1 = 0, cx2 = 0, cy2 = 0, x2 = 0, y2 = 0;
      let tmpx = 0, tmpy = 0, dddfx = 0, dddfy = 0, ddfx = 0, ddfy = 0, dfx = 0, dfy = 0;
      for (let i = 0, w = 2; i < curveCount; i++, w += 6) {
        cx1 = world[w];
        cy1 = world[w + 1];
        cx2 = world[w + 2];
        cy2 = world[w + 3];
        x2 = world[w + 4];
        y2 = world[w + 5];
        tmpx = (x1 - cx1 * 2 + cx2) * 0.1875;
        tmpy = (y1 - cy1 * 2 + cy2) * 0.1875;
        dddfx = ((cx1 - cx2) * 3 - x1 + x2) * 0.09375;
        dddfy = ((cy1 - cy2) * 3 - y1 + y2) * 0.09375;
        ddfx = tmpx * 2 + dddfx;
        ddfy = tmpy * 2 + dddfy;
        dfx = (cx1 - x1) * 0.75 + tmpx + dddfx * 0.16666667;
        dfy = (cy1 - y1) * 0.75 + tmpy + dddfy * 0.16666667;
        pathLength += Math.sqrt(dfx * dfx + dfy * dfy);
        dfx += ddfx;
        dfy += ddfy;
        ddfx += dddfx;
        ddfy += dddfy;
        pathLength += Math.sqrt(dfx * dfx + dfy * dfy);
        dfx += ddfx;
        dfy += ddfy;
        pathLength += Math.sqrt(dfx * dfx + dfy * dfy);
        dfx += ddfx + dddfx;
        dfy += ddfy + dddfy;
        pathLength += Math.sqrt(dfx * dfx + dfy * dfy);
        curves[i] = pathLength;
        x1 = x2;
        y1 = y2;
      }
      if (this.data.positionMode == PositionMode.Percent)
        position *= pathLength;
      let multiplier;
      switch (this.data.spacingMode) {
        case SpacingMode.Percent:
          multiplier = pathLength;
          break;
        case SpacingMode.Proportional:
          multiplier = pathLength / spacesCount;
          break;
        default:
          multiplier = 1;
      }
      let segments = this.segments;
      let curveLength = 0;
      for (let i = 0, o = 0, curve = 0, segment = 0; i < spacesCount; i++, o += 3) {
        let space = spaces[i] * multiplier;
        position += space;
        let p = position;
        if (closed2) {
          p %= pathLength;
          if (p < 0)
            p += pathLength;
          curve = 0;
        } else if (p < 0) {
          this.addBeforePosition(p, world, 0, out, o);
          continue;
        } else if (p > pathLength) {
          this.addAfterPosition(p - pathLength, world, verticesLength - 4, out, o);
          continue;
        }
        for (; ; curve++) {
          let length = curves[curve];
          if (p > length)
            continue;
          if (curve == 0)
            p /= length;
          else {
            let prev = curves[curve - 1];
            p = (p - prev) / (length - prev);
          }
          break;
        }
        if (curve != prevCurve) {
          prevCurve = curve;
          let ii = curve * 6;
          x1 = world[ii];
          y1 = world[ii + 1];
          cx1 = world[ii + 2];
          cy1 = world[ii + 3];
          cx2 = world[ii + 4];
          cy2 = world[ii + 5];
          x2 = world[ii + 6];
          y2 = world[ii + 7];
          tmpx = (x1 - cx1 * 2 + cx2) * 0.03;
          tmpy = (y1 - cy1 * 2 + cy2) * 0.03;
          dddfx = ((cx1 - cx2) * 3 - x1 + x2) * 6e-3;
          dddfy = ((cy1 - cy2) * 3 - y1 + y2) * 6e-3;
          ddfx = tmpx * 2 + dddfx;
          ddfy = tmpy * 2 + dddfy;
          dfx = (cx1 - x1) * 0.3 + tmpx + dddfx * 0.16666667;
          dfy = (cy1 - y1) * 0.3 + tmpy + dddfy * 0.16666667;
          curveLength = Math.sqrt(dfx * dfx + dfy * dfy);
          segments[0] = curveLength;
          for (ii = 1; ii < 8; ii++) {
            dfx += ddfx;
            dfy += ddfy;
            ddfx += dddfx;
            ddfy += dddfy;
            curveLength += Math.sqrt(dfx * dfx + dfy * dfy);
            segments[ii] = curveLength;
          }
          dfx += ddfx;
          dfy += ddfy;
          curveLength += Math.sqrt(dfx * dfx + dfy * dfy);
          segments[8] = curveLength;
          dfx += ddfx + dddfx;
          dfy += ddfy + dddfy;
          curveLength += Math.sqrt(dfx * dfx + dfy * dfy);
          segments[9] = curveLength;
          segment = 0;
        }
        p *= curveLength;
        for (; ; segment++) {
          let length = segments[segment];
          if (p > length)
            continue;
          if (segment == 0)
            p /= length;
          else {
            let prev = segments[segment - 1];
            p = segment + (p - prev) / (length - prev);
          }
          break;
        }
        this.addCurvePosition(p * 0.1, x1, y1, cx1, cy1, cx2, cy2, x2, y2, out, o, tangents || i > 0 && space == 0);
      }
      return out;
    }
    addBeforePosition(p, temp, i, out, o) {
      let x1 = temp[i], y1 = temp[i + 1], dx = temp[i + 2] - x1, dy = temp[i + 3] - y1, r = Math.atan2(dy, dx);
      out[o] = x1 + p * Math.cos(r);
      out[o + 1] = y1 + p * Math.sin(r);
      out[o + 2] = r;
    }
    addAfterPosition(p, temp, i, out, o) {
      let x1 = temp[i + 2], y1 = temp[i + 3], dx = x1 - temp[i], dy = y1 - temp[i + 1], r = Math.atan2(dy, dx);
      out[o] = x1 + p * Math.cos(r);
      out[o + 1] = y1 + p * Math.sin(r);
      out[o + 2] = r;
    }
    addCurvePosition(p, x1, y1, cx1, cy1, cx2, cy2, x2, y2, out, o, tangents) {
      if (p == 0 || isNaN(p)) {
        out[o] = x1;
        out[o + 1] = y1;
        out[o + 2] = Math.atan2(cy1 - y1, cx1 - x1);
        return;
      }
      let tt = p * p, ttt = tt * p, u = 1 - p, uu = u * u, uuu = uu * u;
      let ut = u * p, ut3 = ut * 3, uut3 = u * ut3, utt3 = ut3 * p;
      let x = x1 * uuu + cx1 * uut3 + cx2 * utt3 + x2 * ttt, y = y1 * uuu + cy1 * uut3 + cy2 * utt3 + y2 * ttt;
      out[o] = x;
      out[o + 1] = y;
      if (tangents) {
        if (p < 1e-3)
          out[o + 2] = Math.atan2(cy1 - y1, cx1 - x1);
        else
          out[o + 2] = Math.atan2(y - (y1 * uu + cy1 * ut * 2 + cy2 * tt), x - (x1 * uu + cx1 * ut * 2 + cx2 * tt));
      }
    }
  };
  var PathConstraint = _PathConstraint;
  PathConstraint.NONE = -1;
  PathConstraint.BEFORE = -2;
  PathConstraint.AFTER = -3;
  PathConstraint.epsilon = 1e-5;

  // spine-core/src/Slot.ts
  var Slot = class {
    constructor(data, bone) {
      this.deform = new Array();
      if (!data)
        throw new Error("data cannot be null.");
      if (!bone)
        throw new Error("bone cannot be null.");
      this.data = data;
      this.bone = bone;
      this.color = new Color();
      this.darkColor = !data.darkColor ? null : new Color();
      this.setToSetupPose();
    }
    getSkeleton() {
      return this.bone.skeleton;
    }
    getAttachment() {
      return this.attachment;
    }
    setAttachment(attachment) {
      if (this.attachment == attachment)
        return;
      if (!(attachment instanceof VertexAttachment) || !(this.attachment instanceof VertexAttachment) || attachment.deformAttachment != this.attachment.deformAttachment) {
        this.deform.length = 0;
      }
      this.attachment = attachment;
      this.attachmentTime = this.bone.skeleton.time;
    }
    setAttachmentTime(time) {
      this.attachmentTime = this.bone.skeleton.time - time;
    }
    getAttachmentTime() {
      return this.bone.skeleton.time - this.attachmentTime;
    }
    setToSetupPose() {
      this.color.setFromColor(this.data.color);
      if (this.darkColor)
        this.darkColor.setFromColor(this.data.darkColor);
      if (!this.data.attachmentName)
        this.attachment = null;
      else {
        this.attachment = null;
        this.setAttachment(this.bone.skeleton.getAttachment(this.data.index, this.data.attachmentName));
      }
    }
  };

  // spine-core/src/TransformConstraint.ts
  var TransformConstraint = class {
    constructor(data, skeleton) {
      this.mixRotate = 0;
      this.mixX = 0;
      this.mixY = 0;
      this.mixScaleX = 0;
      this.mixScaleY = 0;
      this.mixShearY = 0;
      this.temp = new Vector2();
      this.active = false;
      if (!data)
        throw new Error("data cannot be null.");
      if (!skeleton)
        throw new Error("skeleton cannot be null.");
      this.data = data;
      this.mixRotate = data.mixRotate;
      this.mixX = data.mixX;
      this.mixY = data.mixY;
      this.mixScaleX = data.mixScaleX;
      this.mixScaleY = data.mixScaleY;
      this.mixShearY = data.mixShearY;
      this.bones = new Array();
      for (let i = 0; i < data.bones.length; i++)
        this.bones.push(skeleton.findBone(data.bones[i].name));
      this.target = skeleton.findBone(data.target.name);
    }
    isActive() {
      return this.active;
    }
    update() {
      if (this.mixRotate == 0 && this.mixX == 0 && this.mixY == 0 && this.mixScaleX == 0 && this.mixScaleX == 0 && this.mixShearY == 0)
        return;
      if (this.data.local) {
        if (this.data.relative)
          this.applyRelativeLocal();
        else
          this.applyAbsoluteLocal();
      } else {
        if (this.data.relative)
          this.applyRelativeWorld();
        else
          this.applyAbsoluteWorld();
      }
    }
    applyAbsoluteWorld() {
      let mixRotate = this.mixRotate, mixX = this.mixX, mixY = this.mixY, mixScaleX = this.mixScaleX, mixScaleY = this.mixScaleY, mixShearY = this.mixShearY;
      let translate = mixX != 0 || mixY != 0;
      let target = this.target;
      let ta = target.a, tb = target.b, tc = target.c, td = target.d;
      let degRadReflect = ta * td - tb * tc > 0 ? MathUtils.degRad : -MathUtils.degRad;
      let offsetRotation = this.data.offsetRotation * degRadReflect;
      let offsetShearY = this.data.offsetShearY * degRadReflect;
      let bones = this.bones;
      for (let i = 0, n = bones.length; i < n; i++) {
        let bone = bones[i];
        if (mixRotate != 0) {
          let a = bone.a, b = bone.b, c = bone.c, d = bone.d;
          let r = Math.atan2(tc, ta) - Math.atan2(c, a) + offsetRotation;
          if (r > MathUtils.PI)
            r -= MathUtils.PI2;
          else if (r < -MathUtils.PI)
            r += MathUtils.PI2;
          r *= mixRotate;
          let cos = Math.cos(r), sin = Math.sin(r);
          bone.a = cos * a - sin * c;
          bone.b = cos * b - sin * d;
          bone.c = sin * a + cos * c;
          bone.d = sin * b + cos * d;
        }
        if (translate) {
          let temp = this.temp;
          target.localToWorld(temp.set(this.data.offsetX, this.data.offsetY));
          bone.worldX += (temp.x - bone.worldX) * mixX;
          bone.worldY += (temp.y - bone.worldY) * mixY;
        }
        if (mixScaleX != 0) {
          let s = Math.sqrt(bone.a * bone.a + bone.c * bone.c);
          if (s != 0)
            s = (s + (Math.sqrt(ta * ta + tc * tc) - s + this.data.offsetScaleX) * mixScaleX) / s;
          bone.a *= s;
          bone.c *= s;
        }
        if (mixScaleY != 0) {
          let s = Math.sqrt(bone.b * bone.b + bone.d * bone.d);
          if (s != 0)
            s = (s + (Math.sqrt(tb * tb + td * td) - s + this.data.offsetScaleY) * mixScaleY) / s;
          bone.b *= s;
          bone.d *= s;
        }
        if (mixShearY > 0) {
          let b = bone.b, d = bone.d;
          let by = Math.atan2(d, b);
          let r = Math.atan2(td, tb) - Math.atan2(tc, ta) - (by - Math.atan2(bone.c, bone.a));
          if (r > MathUtils.PI)
            r -= MathUtils.PI2;
          else if (r < -MathUtils.PI)
            r += MathUtils.PI2;
          r = by + (r + offsetShearY) * mixShearY;
          let s = Math.sqrt(b * b + d * d);
          bone.b = Math.cos(r) * s;
          bone.d = Math.sin(r) * s;
        }
        bone.updateAppliedTransform();
      }
    }
    applyRelativeWorld() {
      let mixRotate = this.mixRotate, mixX = this.mixX, mixY = this.mixY, mixScaleX = this.mixScaleX, mixScaleY = this.mixScaleY, mixShearY = this.mixShearY;
      let translate = mixX != 0 || mixY != 0;
      let target = this.target;
      let ta = target.a, tb = target.b, tc = target.c, td = target.d;
      let degRadReflect = ta * td - tb * tc > 0 ? MathUtils.degRad : -MathUtils.degRad;
      let offsetRotation = this.data.offsetRotation * degRadReflect, offsetShearY = this.data.offsetShearY * degRadReflect;
      let bones = this.bones;
      for (let i = 0, n = bones.length; i < n; i++) {
        let bone = bones[i];
        if (mixRotate != 0) {
          let a = bone.a, b = bone.b, c = bone.c, d = bone.d;
          let r = Math.atan2(tc, ta) + offsetRotation;
          if (r > MathUtils.PI)
            r -= MathUtils.PI2;
          else if (r < -MathUtils.PI)
            r += MathUtils.PI2;
          r *= mixRotate;
          let cos = Math.cos(r), sin = Math.sin(r);
          bone.a = cos * a - sin * c;
          bone.b = cos * b - sin * d;
          bone.c = sin * a + cos * c;
          bone.d = sin * b + cos * d;
        }
        if (translate) {
          let temp = this.temp;
          target.localToWorld(temp.set(this.data.offsetX, this.data.offsetY));
          bone.worldX += temp.x * mixX;
          bone.worldY += temp.y * mixY;
        }
        if (mixScaleX != 0) {
          let s = (Math.sqrt(ta * ta + tc * tc) - 1 + this.data.offsetScaleX) * mixScaleX + 1;
          bone.a *= s;
          bone.c *= s;
        }
        if (mixScaleY != 0) {
          let s = (Math.sqrt(tb * tb + td * td) - 1 + this.data.offsetScaleY) * mixScaleY + 1;
          bone.b *= s;
          bone.d *= s;
        }
        if (mixShearY > 0) {
          let r = Math.atan2(td, tb) - Math.atan2(tc, ta);
          if (r > MathUtils.PI)
            r -= MathUtils.PI2;
          else if (r < -MathUtils.PI)
            r += MathUtils.PI2;
          let b = bone.b, d = bone.d;
          r = Math.atan2(d, b) + (r - MathUtils.PI / 2 + offsetShearY) * mixShearY;
          let s = Math.sqrt(b * b + d * d);
          bone.b = Math.cos(r) * s;
          bone.d = Math.sin(r) * s;
        }
        bone.updateAppliedTransform();
      }
    }
    applyAbsoluteLocal() {
      let mixRotate = this.mixRotate, mixX = this.mixX, mixY = this.mixY, mixScaleX = this.mixScaleX, mixScaleY = this.mixScaleY, mixShearY = this.mixShearY;
      let target = this.target;
      let bones = this.bones;
      for (let i = 0, n = bones.length; i < n; i++) {
        let bone = bones[i];
        let rotation = bone.arotation;
        if (mixRotate != 0) {
          let r = target.arotation - rotation + this.data.offsetRotation;
          r -= (16384 - (16384.499999999996 - r / 360 | 0)) * 360;
          rotation += r * mixRotate;
        }
        let x = bone.ax, y = bone.ay;
        x += (target.ax - x + this.data.offsetX) * mixX;
        y += (target.ay - y + this.data.offsetY) * mixY;
        let scaleX = bone.ascaleX, scaleY = bone.ascaleY;
        if (mixScaleX != 0 && scaleX != 0)
          scaleX = (scaleX + (target.ascaleX - scaleX + this.data.offsetScaleX) * mixScaleX) / scaleX;
        if (mixScaleY != 0 && scaleY != 0)
          scaleY = (scaleY + (target.ascaleY - scaleY + this.data.offsetScaleY) * mixScaleY) / scaleY;
        let shearY = bone.ashearY;
        if (mixShearY != 0) {
          let r = target.ashearY - shearY + this.data.offsetShearY;
          r -= (16384 - (16384.499999999996 - r / 360 | 0)) * 360;
          shearY += r * mixShearY;
        }
        bone.updateWorldTransformWith(x, y, rotation, scaleX, scaleY, bone.ashearX, shearY);
      }
    }
    applyRelativeLocal() {
      let mixRotate = this.mixRotate, mixX = this.mixX, mixY = this.mixY, mixScaleX = this.mixScaleX, mixScaleY = this.mixScaleY, mixShearY = this.mixShearY;
      let target = this.target;
      let bones = this.bones;
      for (let i = 0, n = bones.length; i < n; i++) {
        let bone = bones[i];
        let rotation = bone.arotation + (target.arotation + this.data.offsetRotation) * mixRotate;
        let x = bone.ax + (target.ax + this.data.offsetX) * mixX;
        let y = bone.ay + (target.ay + this.data.offsetY) * mixY;
        let scaleX = bone.ascaleX * ((target.ascaleX - 1 + this.data.offsetScaleX) * mixScaleX) + 1;
        let scaleY = bone.ascaleY * ((target.ascaleY - 1 + this.data.offsetScaleY) * mixScaleY) + 1;
        let shearY = bone.ashearY + (target.ashearY + this.data.offsetShearY) * mixShearY;
        bone.updateWorldTransformWith(x, y, rotation, scaleX, scaleY, bone.ashearX, shearY);
      }
    }
  };

  // spine-core/src/Skeleton.ts
  var Skeleton = class {
    constructor(data) {
      this._updateCache = new Array();
      this.time = 0;
      this.scaleX = 1;
      this.scaleY = 1;
      this.x = 0;
      this.y = 0;
      if (!data)
        throw new Error("data cannot be null.");
      this.data = data;
      this.bones = new Array();
      for (let i = 0; i < data.bones.length; i++) {
        let boneData = data.bones[i];
        let bone;
        if (!boneData.parent)
          bone = new Bone(boneData, this, null);
        else {
          let parent = this.bones[boneData.parent.index];
          bone = new Bone(boneData, this, parent);
          parent.children.push(bone);
        }
        this.bones.push(bone);
      }
      this.slots = new Array();
      this.drawOrder = new Array();
      for (let i = 0; i < data.slots.length; i++) {
        let slotData = data.slots[i];
        let bone = this.bones[slotData.boneData.index];
        let slot = new Slot(slotData, bone);
        this.slots.push(slot);
        this.drawOrder.push(slot);
      }
      this.ikConstraints = new Array();
      for (let i = 0; i < data.ikConstraints.length; i++) {
        let ikConstraintData = data.ikConstraints[i];
        this.ikConstraints.push(new IkConstraint(ikConstraintData, this));
      }
      this.transformConstraints = new Array();
      for (let i = 0; i < data.transformConstraints.length; i++) {
        let transformConstraintData = data.transformConstraints[i];
        this.transformConstraints.push(new TransformConstraint(transformConstraintData, this));
      }
      this.pathConstraints = new Array();
      for (let i = 0; i < data.pathConstraints.length; i++) {
        let pathConstraintData = data.pathConstraints[i];
        this.pathConstraints.push(new PathConstraint(pathConstraintData, this));
      }
      this.color = new Color(1, 1, 1, 1);
      this.updateCache();
    }
    updateCache() {
      let updateCache = this._updateCache;
      updateCache.length = 0;
      let bones = this.bones;
      for (let i = 0, n = bones.length; i < n; i++) {
        let bone = bones[i];
        bone.sorted = bone.data.skinRequired;
        bone.active = !bone.sorted;
      }
      if (this.skin) {
        let skinBones = this.skin.bones;
        for (let i = 0, n = this.skin.bones.length; i < n; i++) {
          let bone = this.bones[skinBones[i].index];
          do {
            bone.sorted = false;
            bone.active = true;
            bone = bone.parent;
          } while (bone);
        }
      }
      let ikConstraints = this.ikConstraints;
      let transformConstraints = this.transformConstraints;
      let pathConstraints = this.pathConstraints;
      let ikCount = ikConstraints.length, transformCount = transformConstraints.length, pathCount = pathConstraints.length;
      let constraintCount = ikCount + transformCount + pathCount;
      outer:
        for (let i = 0; i < constraintCount; i++) {
          for (let ii = 0; ii < ikCount; ii++) {
            let constraint = ikConstraints[ii];
            if (constraint.data.order == i) {
              this.sortIkConstraint(constraint);
              continue outer;
            }
          }
          for (let ii = 0; ii < transformCount; ii++) {
            let constraint = transformConstraints[ii];
            if (constraint.data.order == i) {
              this.sortTransformConstraint(constraint);
              continue outer;
            }
          }
          for (let ii = 0; ii < pathCount; ii++) {
            let constraint = pathConstraints[ii];
            if (constraint.data.order == i) {
              this.sortPathConstraint(constraint);
              continue outer;
            }
          }
        }
      for (let i = 0, n = bones.length; i < n; i++)
        this.sortBone(bones[i]);
    }
    sortIkConstraint(constraint) {
      constraint.active = constraint.target.isActive() && (!constraint.data.skinRequired || this.skin && Utils.contains(this.skin.constraints, constraint.data, true));
      if (!constraint.active)
        return;
      let target = constraint.target;
      this.sortBone(target);
      let constrained = constraint.bones;
      let parent = constrained[0];
      this.sortBone(parent);
      if (constrained.length == 1) {
        this._updateCache.push(constraint);
        this.sortReset(parent.children);
      } else {
        let child = constrained[constrained.length - 1];
        this.sortBone(child);
        this._updateCache.push(constraint);
        this.sortReset(parent.children);
        child.sorted = true;
      }
    }
    sortPathConstraint(constraint) {
      constraint.active = constraint.target.bone.isActive() && (!constraint.data.skinRequired || this.skin && Utils.contains(this.skin.constraints, constraint.data, true));
      if (!constraint.active)
        return;
      let slot = constraint.target;
      let slotIndex = slot.data.index;
      let slotBone = slot.bone;
      if (this.skin)
        this.sortPathConstraintAttachment(this.skin, slotIndex, slotBone);
      if (this.data.defaultSkin && this.data.defaultSkin != this.skin)
        this.sortPathConstraintAttachment(this.data.defaultSkin, slotIndex, slotBone);
      for (let i = 0, n = this.data.skins.length; i < n; i++)
        this.sortPathConstraintAttachment(this.data.skins[i], slotIndex, slotBone);
      let attachment = slot.getAttachment();
      if (attachment instanceof PathAttachment)
        this.sortPathConstraintAttachmentWith(attachment, slotBone);
      let constrained = constraint.bones;
      let boneCount = constrained.length;
      for (let i = 0; i < boneCount; i++)
        this.sortBone(constrained[i]);
      this._updateCache.push(constraint);
      for (let i = 0; i < boneCount; i++)
        this.sortReset(constrained[i].children);
      for (let i = 0; i < boneCount; i++)
        constrained[i].sorted = true;
    }
    sortTransformConstraint(constraint) {
      constraint.active = constraint.target.isActive() && (!constraint.data.skinRequired || this.skin && Utils.contains(this.skin.constraints, constraint.data, true));
      if (!constraint.active)
        return;
      this.sortBone(constraint.target);
      let constrained = constraint.bones;
      let boneCount = constrained.length;
      if (constraint.data.local) {
        for (let i = 0; i < boneCount; i++) {
          let child = constrained[i];
          this.sortBone(child.parent);
          this.sortBone(child);
        }
      } else {
        for (let i = 0; i < boneCount; i++) {
          this.sortBone(constrained[i]);
        }
      }
      this._updateCache.push(constraint);
      for (let i = 0; i < boneCount; i++)
        this.sortReset(constrained[i].children);
      for (let i = 0; i < boneCount; i++)
        constrained[i].sorted = true;
    }
    sortPathConstraintAttachment(skin, slotIndex, slotBone) {
      let attachments = skin.attachments[slotIndex];
      if (!attachments)
        return;
      for (let key in attachments) {
        this.sortPathConstraintAttachmentWith(attachments[key], slotBone);
      }
    }
    sortPathConstraintAttachmentWith(attachment, slotBone) {
      if (!(attachment instanceof PathAttachment))
        return;
      let pathBones = attachment.bones;
      if (!pathBones)
        this.sortBone(slotBone);
      else {
        let bones = this.bones;
        for (let i = 0, n = pathBones.length; i < n; ) {
          let nn = pathBones[i++];
          nn += i;
          while (i < nn)
            this.sortBone(bones[pathBones[i++]]);
        }
      }
    }
    sortBone(bone) {
      if (bone.sorted)
        return;
      let parent = bone.parent;
      if (parent)
        this.sortBone(parent);
      bone.sorted = true;
      this._updateCache.push(bone);
    }
    sortReset(bones) {
      for (let i = 0, n = bones.length; i < n; i++) {
        let bone = bones[i];
        if (!bone.active)
          continue;
        if (bone.sorted)
          this.sortReset(bone.children);
        bone.sorted = false;
      }
    }
    updateWorldTransform() {
      let bones = this.bones;
      for (let i = 0, n = bones.length; i < n; i++) {
        let bone = bones[i];
        bone.ax = bone.x;
        bone.ay = bone.y;
        bone.arotation = bone.rotation;
        bone.ascaleX = bone.scaleX;
        bone.ascaleY = bone.scaleY;
        bone.ashearX = bone.shearX;
        bone.ashearY = bone.shearY;
      }
      let updateCache = this._updateCache;
      for (let i = 0, n = updateCache.length; i < n; i++)
        updateCache[i].update();
    }
    updateWorldTransformWith(parent) {
      let rootBone = this.getRootBone();
      let pa = parent.a, pb = parent.b, pc = parent.c, pd = parent.d;
      rootBone.worldX = pa * this.x + pb * this.y + parent.worldX;
      rootBone.worldY = pc * this.x + pd * this.y + parent.worldY;
      let rotationY = rootBone.rotation + 90 + rootBone.shearY;
      let la = MathUtils.cosDeg(rootBone.rotation + rootBone.shearX) * rootBone.scaleX;
      let lb = MathUtils.cosDeg(rotationY) * rootBone.scaleY;
      let lc = MathUtils.sinDeg(rootBone.rotation + rootBone.shearX) * rootBone.scaleX;
      let ld = MathUtils.sinDeg(rotationY) * rootBone.scaleY;
      rootBone.a = (pa * la + pb * lc) * this.scaleX;
      rootBone.b = (pa * lb + pb * ld) * this.scaleX;
      rootBone.c = (pc * la + pd * lc) * this.scaleY;
      rootBone.d = (pc * lb + pd * ld) * this.scaleY;
      let updateCache = this._updateCache;
      for (let i = 0, n = updateCache.length; i < n; i++) {
        let updatable = updateCache[i];
        if (updatable != rootBone)
          updatable.update();
      }
    }
    setToSetupPose() {
      this.setBonesToSetupPose();
      this.setSlotsToSetupPose();
    }
    setBonesToSetupPose() {
      let bones = this.bones;
      for (let i = 0, n = bones.length; i < n; i++)
        bones[i].setToSetupPose();
      let ikConstraints = this.ikConstraints;
      for (let i = 0, n = ikConstraints.length; i < n; i++) {
        let constraint = ikConstraints[i];
        constraint.mix = constraint.data.mix;
        constraint.softness = constraint.data.softness;
        constraint.bendDirection = constraint.data.bendDirection;
        constraint.compress = constraint.data.compress;
        constraint.stretch = constraint.data.stretch;
      }
      let transformConstraints = this.transformConstraints;
      for (let i = 0, n = transformConstraints.length; i < n; i++) {
        let constraint = transformConstraints[i];
        let data = constraint.data;
        constraint.mixRotate = data.mixRotate;
        constraint.mixX = data.mixX;
        constraint.mixY = data.mixY;
        constraint.mixScaleX = data.mixScaleX;
        constraint.mixScaleY = data.mixScaleY;
        constraint.mixShearY = data.mixShearY;
      }
      let pathConstraints = this.pathConstraints;
      for (let i = 0, n = pathConstraints.length; i < n; i++) {
        let constraint = pathConstraints[i];
        let data = constraint.data;
        constraint.position = data.position;
        constraint.spacing = data.spacing;
        constraint.mixRotate = data.mixRotate;
        constraint.mixX = data.mixX;
        constraint.mixY = data.mixY;
      }
    }
    setSlotsToSetupPose() {
      let slots = this.slots;
      Utils.arrayCopy(slots, 0, this.drawOrder, 0, slots.length);
      for (let i = 0, n = slots.length; i < n; i++)
        slots[i].setToSetupPose();
    }
    getRootBone() {
      if (this.bones.length == 0)
        return null;
      return this.bones[0];
    }
    findBone(boneName) {
      if (!boneName)
        throw new Error("boneName cannot be null.");
      let bones = this.bones;
      for (let i = 0, n = bones.length; i < n; i++) {
        let bone = bones[i];
        if (bone.data.name == boneName)
          return bone;
      }
      return null;
    }
    findBoneIndex(boneName) {
      if (!boneName)
        throw new Error("boneName cannot be null.");
      let bones = this.bones;
      for (let i = 0, n = bones.length; i < n; i++)
        if (bones[i].data.name == boneName)
          return i;
      return -1;
    }
    findSlot(slotName) {
      if (!slotName)
        throw new Error("slotName cannot be null.");
      let slots = this.slots;
      for (let i = 0, n = slots.length; i < n; i++) {
        let slot = slots[i];
        if (slot.data.name == slotName)
          return slot;
      }
      return null;
    }
    findSlotIndex(slotName) {
      if (!slotName)
        throw new Error("slotName cannot be null.");
      let slots = this.slots;
      for (let i = 0, n = slots.length; i < n; i++)
        if (slots[i].data.name == slotName)
          return i;
      return -1;
    }
    setSkinByName(skinName) {
      let skin = this.data.findSkin(skinName);
      if (!skin)
        throw new Error("Skin not found: " + skinName);
      this.setSkin(skin);
    }
    setSkin(newSkin) {
      if (newSkin == this.skin)
        return;
      if (newSkin) {
        if (this.skin)
          newSkin.attachAll(this, this.skin);
        else {
          let slots = this.slots;
          for (let i = 0, n = slots.length; i < n; i++) {
            let slot = slots[i];
            let name = slot.data.attachmentName;
            if (name) {
              let attachment = newSkin.getAttachment(i, name);
              if (attachment)
                slot.setAttachment(attachment);
            }
          }
        }
      }
      this.skin = newSkin;
      this.updateCache();
    }
    getAttachmentByName(slotName, attachmentName) {
      return this.getAttachment(this.data.findSlotIndex(slotName), attachmentName);
    }
    getAttachment(slotIndex, attachmentName) {
      if (!attachmentName)
        throw new Error("attachmentName cannot be null.");
      if (this.skin) {
        let attachment = this.skin.getAttachment(slotIndex, attachmentName);
        if (attachment)
          return attachment;
      }
      if (this.data.defaultSkin)
        return this.data.defaultSkin.getAttachment(slotIndex, attachmentName);
      return null;
    }
    setAttachment(slotName, attachmentName) {
      if (!slotName)
        throw new Error("slotName cannot be null.");
      let slots = this.slots;
      for (let i = 0, n = slots.length; i < n; i++) {
        let slot = slots[i];
        if (slot.data.name == slotName) {
          let attachment = null;
          if (attachmentName) {
            attachment = this.getAttachment(i, attachmentName);
            if (!attachment)
              throw new Error("Attachment not found: " + attachmentName + ", for slot: " + slotName);
          }
          slot.setAttachment(attachment);
          return;
        }
      }
      throw new Error("Slot not found: " + slotName);
    }
    findIkConstraint(constraintName) {
      if (!constraintName)
        throw new Error("constraintName cannot be null.");
      let ikConstraints = this.ikConstraints;
      for (let i = 0, n = ikConstraints.length; i < n; i++) {
        let ikConstraint = ikConstraints[i];
        if (ikConstraint.data.name == constraintName)
          return ikConstraint;
      }
      return null;
    }
    findTransformConstraint(constraintName) {
      if (!constraintName)
        throw new Error("constraintName cannot be null.");
      let transformConstraints = this.transformConstraints;
      for (let i = 0, n = transformConstraints.length; i < n; i++) {
        let constraint = transformConstraints[i];
        if (constraint.data.name == constraintName)
          return constraint;
      }
      return null;
    }
    findPathConstraint(constraintName) {
      if (!constraintName)
        throw new Error("constraintName cannot be null.");
      let pathConstraints = this.pathConstraints;
      for (let i = 0, n = pathConstraints.length; i < n; i++) {
        let constraint = pathConstraints[i];
        if (constraint.data.name == constraintName)
          return constraint;
      }
      return null;
    }
    getBounds(offset, size, temp = new Array(2)) {
      if (!offset)
        throw new Error("offset cannot be null.");
      if (!size)
        throw new Error("size cannot be null.");
      let drawOrder = this.drawOrder;
      let minX = Number.POSITIVE_INFINITY, minY = Number.POSITIVE_INFINITY, maxX = Number.NEGATIVE_INFINITY, maxY = Number.NEGATIVE_INFINITY;
      for (let i = 0, n = drawOrder.length; i < n; i++) {
        let slot = drawOrder[i];
        if (!slot.bone.active)
          continue;
        let verticesLength = 0;
        let vertices = null;
        let attachment = slot.getAttachment();
        if (attachment instanceof RegionAttachment) {
          verticesLength = 8;
          vertices = Utils.setArraySize(temp, verticesLength, 0);
          attachment.computeWorldVertices(slot.bone, vertices, 0, 2);
        } else if (attachment instanceof MeshAttachment) {
          let mesh = attachment;
          verticesLength = mesh.worldVerticesLength;
          vertices = Utils.setArraySize(temp, verticesLength, 0);
          mesh.computeWorldVertices(slot, 0, verticesLength, vertices, 0, 2);
        }
        if (vertices) {
          for (let ii = 0, nn = vertices.length; ii < nn; ii += 2) {
            let x = vertices[ii], y = vertices[ii + 1];
            minX = Math.min(minX, x);
            minY = Math.min(minY, y);
            maxX = Math.max(maxX, x);
            maxY = Math.max(maxY, y);
          }
        }
      }
      offset.set(minX, minY);
      size.set(maxX - minX, maxY - minY);
    }
    update(delta) {
      this.time += delta;
    }
  };

  // spine-core/src/SkeletonData.ts
  var SkeletonData = class {
    constructor() {
      this.bones = new Array();
      this.slots = new Array();
      this.skins = new Array();
      this.events = new Array();
      this.animations = new Array();
      this.ikConstraints = new Array();
      this.transformConstraints = new Array();
      this.pathConstraints = new Array();
      this.fps = 0;
    }
    findBone(boneName) {
      if (!boneName)
        throw new Error("boneName cannot be null.");
      let bones = this.bones;
      for (let i = 0, n = bones.length; i < n; i++) {
        let bone = bones[i];
        if (bone.name == boneName)
          return bone;
      }
      return null;
    }
    findBoneIndex(boneName) {
      if (!boneName)
        throw new Error("boneName cannot be null.");
      let bones = this.bones;
      for (let i = 0, n = bones.length; i < n; i++)
        if (bones[i].name == boneName)
          return i;
      return -1;
    }
    findSlot(slotName) {
      if (!slotName)
        throw new Error("slotName cannot be null.");
      let slots = this.slots;
      for (let i = 0, n = slots.length; i < n; i++) {
        let slot = slots[i];
        if (slot.name == slotName)
          return slot;
      }
      return null;
    }
    findSlotIndex(slotName) {
      if (!slotName)
        throw new Error("slotName cannot be null.");
      let slots = this.slots;
      for (let i = 0, n = slots.length; i < n; i++)
        if (slots[i].name == slotName)
          return i;
      return -1;
    }
    findSkin(skinName) {
      if (!skinName)
        throw new Error("skinName cannot be null.");
      let skins = this.skins;
      for (let i = 0, n = skins.length; i < n; i++) {
        let skin = skins[i];
        if (skin.name == skinName)
          return skin;
      }
      return null;
    }
    findEvent(eventDataName) {
      if (!eventDataName)
        throw new Error("eventDataName cannot be null.");
      let events = this.events;
      for (let i = 0, n = events.length; i < n; i++) {
        let event = events[i];
        if (event.name == eventDataName)
          return event;
      }
      return null;
    }
    findAnimation(animationName) {
      if (!animationName)
        throw new Error("animationName cannot be null.");
      let animations = this.animations;
      for (let i = 0, n = animations.length; i < n; i++) {
        let animation = animations[i];
        if (animation.name == animationName)
          return animation;
      }
      return null;
    }
    findIkConstraint(constraintName) {
      if (!constraintName)
        throw new Error("constraintName cannot be null.");
      let ikConstraints = this.ikConstraints;
      for (let i = 0, n = ikConstraints.length; i < n; i++) {
        let constraint = ikConstraints[i];
        if (constraint.name == constraintName)
          return constraint;
      }
      return null;
    }
    findTransformConstraint(constraintName) {
      if (!constraintName)
        throw new Error("constraintName cannot be null.");
      let transformConstraints = this.transformConstraints;
      for (let i = 0, n = transformConstraints.length; i < n; i++) {
        let constraint = transformConstraints[i];
        if (constraint.name == constraintName)
          return constraint;
      }
      return null;
    }
    findPathConstraint(constraintName) {
      if (!constraintName)
        throw new Error("constraintName cannot be null.");
      let pathConstraints = this.pathConstraints;
      for (let i = 0, n = pathConstraints.length; i < n; i++) {
        let constraint = pathConstraints[i];
        if (constraint.name == constraintName)
          return constraint;
      }
      return null;
    }
  };

  // spine-core/src/Skin.ts
  var SkinEntry = class {
    constructor(slotIndex, name, attachment) {
      this.slotIndex = slotIndex;
      this.name = name;
      this.attachment = attachment;
    }
  };
  var Skin = class {
    constructor(name) {
      this.attachments = new Array();
      this.bones = Array();
      this.constraints = new Array();
      if (!name)
        throw new Error("name cannot be null.");
      this.name = name;
    }
    setAttachment(slotIndex, name, attachment) {
      if (!attachment)
        throw new Error("attachment cannot be null.");
      let attachments = this.attachments;
      if (slotIndex >= attachments.length)
        attachments.length = slotIndex + 1;
      if (!attachments[slotIndex])
        attachments[slotIndex] = {};
      attachments[slotIndex][name] = attachment;
    }
    addSkin(skin) {
      for (let i = 0; i < skin.bones.length; i++) {
        let bone = skin.bones[i];
        let contained = false;
        for (let ii = 0; ii < this.bones.length; ii++) {
          if (this.bones[ii] == bone) {
            contained = true;
            break;
          }
        }
        if (!contained)
          this.bones.push(bone);
      }
      for (let i = 0; i < skin.constraints.length; i++) {
        let constraint = skin.constraints[i];
        let contained = false;
        for (let ii = 0; ii < this.constraints.length; ii++) {
          if (this.constraints[ii] == constraint) {
            contained = true;
            break;
          }
        }
        if (!contained)
          this.constraints.push(constraint);
      }
      let attachments = skin.getAttachments();
      for (let i = 0; i < attachments.length; i++) {
        var attachment = attachments[i];
        this.setAttachment(attachment.slotIndex, attachment.name, attachment.attachment);
      }
    }
    copySkin(skin) {
      for (let i = 0; i < skin.bones.length; i++) {
        let bone = skin.bones[i];
        let contained = false;
        for (let ii = 0; ii < this.bones.length; ii++) {
          if (this.bones[ii] == bone) {
            contained = true;
            break;
          }
        }
        if (!contained)
          this.bones.push(bone);
      }
      for (let i = 0; i < skin.constraints.length; i++) {
        let constraint = skin.constraints[i];
        let contained = false;
        for (let ii = 0; ii < this.constraints.length; ii++) {
          if (this.constraints[ii] == constraint) {
            contained = true;
            break;
          }
        }
        if (!contained)
          this.constraints.push(constraint);
      }
      let attachments = skin.getAttachments();
      for (let i = 0; i < attachments.length; i++) {
        var attachment = attachments[i];
        if (!attachment.attachment)
          continue;
        if (attachment.attachment instanceof MeshAttachment) {
          attachment.attachment = attachment.attachment.newLinkedMesh();
          this.setAttachment(attachment.slotIndex, attachment.name, attachment.attachment);
        } else {
          attachment.attachment = attachment.attachment.copy();
          this.setAttachment(attachment.slotIndex, attachment.name, attachment.attachment);
        }
      }
    }
    getAttachment(slotIndex, name) {
      let dictionary = this.attachments[slotIndex];
      return dictionary ? dictionary[name] : null;
    }
    removeAttachment(slotIndex, name) {
      let dictionary = this.attachments[slotIndex];
      if (dictionary)
        dictionary[name] = null;
    }
    getAttachments() {
      let entries = new Array();
      for (var i = 0; i < this.attachments.length; i++) {
        let slotAttachments = this.attachments[i];
        if (slotAttachments) {
          for (let name in slotAttachments) {
            let attachment = slotAttachments[name];
            if (attachment)
              entries.push(new SkinEntry(i, name, attachment));
          }
        }
      }
      return entries;
    }
    getAttachmentsForSlot(slotIndex, attachments) {
      let slotAttachments = this.attachments[slotIndex];
      if (slotAttachments) {
        for (let name in slotAttachments) {
          let attachment = slotAttachments[name];
          if (attachment)
            attachments.push(new SkinEntry(slotIndex, name, attachment));
        }
      }
    }
    clear() {
      this.attachments.length = 0;
      this.bones.length = 0;
      this.constraints.length = 0;
    }
    attachAll(skeleton, oldSkin) {
      let slotIndex = 0;
      for (let i = 0; i < skeleton.slots.length; i++) {
        let slot = skeleton.slots[i];
        let slotAttachment = slot.getAttachment();
        if (slotAttachment && slotIndex < oldSkin.attachments.length) {
          let dictionary = oldSkin.attachments[slotIndex];
          for (let key in dictionary) {
            let skinAttachment = dictionary[key];
            if (slotAttachment == skinAttachment) {
              let attachment = this.getAttachment(slotIndex, key);
              if (attachment)
                slot.setAttachment(attachment);
              break;
            }
          }
        }
        slotIndex++;
      }
    }
  };

  // spine-core/src/SlotData.ts
  var SlotData = class {
    constructor(index, name, boneData) {
      this.color = new Color(1, 1, 1, 1);
      if (index < 0)
        throw new Error("index must be >= 0.");
      if (!name)
        throw new Error("name cannot be null.");
      if (!boneData)
        throw new Error("boneData cannot be null.");
      this.index = index;
      this.name = name;
      this.boneData = boneData;
    }
  };
  var BlendMode;
  (function(BlendMode3) {
    BlendMode3[BlendMode3["Normal"] = 0] = "Normal";
    BlendMode3[BlendMode3["Additive"] = 1] = "Additive";
    BlendMode3[BlendMode3["Multiply"] = 2] = "Multiply";
    BlendMode3[BlendMode3["Screen"] = 3] = "Screen";
  })(BlendMode || (BlendMode = {}));

  // spine-core/src/TransformConstraintData.ts
  var TransformConstraintData = class extends ConstraintData {
    constructor(name) {
      super(name, 0, false);
      this.bones = new Array();
      this.mixRotate = 0;
      this.mixX = 0;
      this.mixY = 0;
      this.mixScaleX = 0;
      this.mixScaleY = 0;
      this.mixShearY = 0;
      this.offsetRotation = 0;
      this.offsetX = 0;
      this.offsetY = 0;
      this.offsetScaleX = 0;
      this.offsetScaleY = 0;
      this.offsetShearY = 0;
      this.relative = false;
      this.local = false;
    }
  };

  // spine-core/src/SkeletonBinary.ts
  var SkeletonBinary = class {
    constructor(attachmentLoader) {
      this.scale = 1;
      this.linkedMeshes = new Array();
      this.attachmentLoader = attachmentLoader;
    }
    readSkeletonData(binary) {
      let scale = this.scale;
      let skeletonData = new SkeletonData();
      skeletonData.name = "";
      let input = new BinaryInput(binary);
      let lowHash = input.readInt32();
      let highHash = input.readInt32();
      skeletonData.hash = highHash == 0 && lowHash == 0 ? null : highHash.toString(16) + lowHash.toString(16);
      skeletonData.version = input.readString();
      skeletonData.x = input.readFloat();
      skeletonData.y = input.readFloat();
      skeletonData.width = input.readFloat();
      skeletonData.height = input.readFloat();
      let nonessential = input.readBoolean();
      if (nonessential) {
        skeletonData.fps = input.readFloat();
        skeletonData.imagesPath = input.readString();
        skeletonData.audioPath = input.readString();
      }
      let n = 0;
      n = input.readInt(true);
      for (let i = 0; i < n; i++)
        input.strings.push(input.readString());
      n = input.readInt(true);
      for (let i = 0; i < n; i++) {
        let name = input.readString();
        let parent = i == 0 ? null : skeletonData.bones[input.readInt(true)];
        let data = new BoneData(i, name, parent);
        data.rotation = input.readFloat();
        data.x = input.readFloat() * scale;
        data.y = input.readFloat() * scale;
        data.scaleX = input.readFloat();
        data.scaleY = input.readFloat();
        data.shearX = input.readFloat();
        data.shearY = input.readFloat();
        data.length = input.readFloat() * scale;
        data.transformMode = input.readInt(true);
        data.skinRequired = input.readBoolean();
        if (nonessential)
          Color.rgba8888ToColor(data.color, input.readInt32());
        skeletonData.bones.push(data);
      }
      n = input.readInt(true);
      for (let i = 0; i < n; i++) {
        let slotName = input.readString();
        let boneData = skeletonData.bones[input.readInt(true)];
        let data = new SlotData(i, slotName, boneData);
        Color.rgba8888ToColor(data.color, input.readInt32());
        let darkColor = input.readInt32();
        if (darkColor != -1)
          Color.rgb888ToColor(data.darkColor = new Color(), darkColor);
        data.attachmentName = input.readStringRef();
        data.blendMode = input.readInt(true);
        skeletonData.slots.push(data);
      }
      n = input.readInt(true);
      for (let i = 0, nn; i < n; i++) {
        let data = new IkConstraintData(input.readString());
        data.order = input.readInt(true);
        data.skinRequired = input.readBoolean();
        nn = input.readInt(true);
        for (let ii = 0; ii < nn; ii++)
          data.bones.push(skeletonData.bones[input.readInt(true)]);
        data.target = skeletonData.bones[input.readInt(true)];
        data.mix = input.readFloat();
        data.softness = input.readFloat() * scale;
        data.bendDirection = input.readByte();
        data.compress = input.readBoolean();
        data.stretch = input.readBoolean();
        data.uniform = input.readBoolean();
        skeletonData.ikConstraints.push(data);
      }
      n = input.readInt(true);
      for (let i = 0, nn; i < n; i++) {
        let data = new TransformConstraintData(input.readString());
        data.order = input.readInt(true);
        data.skinRequired = input.readBoolean();
        nn = input.readInt(true);
        for (let ii = 0; ii < nn; ii++)
          data.bones.push(skeletonData.bones[input.readInt(true)]);
        data.target = skeletonData.bones[input.readInt(true)];
        data.local = input.readBoolean();
        data.relative = input.readBoolean();
        data.offsetRotation = input.readFloat();
        data.offsetX = input.readFloat() * scale;
        data.offsetY = input.readFloat() * scale;
        data.offsetScaleX = input.readFloat();
        data.offsetScaleY = input.readFloat();
        data.offsetShearY = input.readFloat();
        data.mixRotate = input.readFloat();
        data.mixX = input.readFloat();
        data.mixY = input.readFloat();
        data.mixScaleX = input.readFloat();
        data.mixScaleY = input.readFloat();
        data.mixShearY = input.readFloat();
        skeletonData.transformConstraints.push(data);
      }
      n = input.readInt(true);
      for (let i = 0, nn; i < n; i++) {
        let data = new PathConstraintData(input.readString());
        data.order = input.readInt(true);
        data.skinRequired = input.readBoolean();
        nn = input.readInt(true);
        for (let ii = 0; ii < nn; ii++)
          data.bones.push(skeletonData.bones[input.readInt(true)]);
        data.target = skeletonData.slots[input.readInt(true)];
        data.positionMode = input.readInt(true);
        data.spacingMode = input.readInt(true);
        data.rotateMode = input.readInt(true);
        data.offsetRotation = input.readFloat();
        data.position = input.readFloat();
        if (data.positionMode == PositionMode.Fixed)
          data.position *= scale;
        data.spacing = input.readFloat();
        if (data.spacingMode == SpacingMode.Length || data.spacingMode == SpacingMode.Fixed)
          data.spacing *= scale;
        data.mixRotate = input.readFloat();
        data.mixX = input.readFloat();
        data.mixY = input.readFloat();
        skeletonData.pathConstraints.push(data);
      }
      let defaultSkin = this.readSkin(input, skeletonData, true, nonessential);
      if (defaultSkin) {
        skeletonData.defaultSkin = defaultSkin;
        skeletonData.skins.push(defaultSkin);
      }
      {
        let i = skeletonData.skins.length;
        Utils.setArraySize(skeletonData.skins, n = i + input.readInt(true));
        for (; i < n; i++)
          skeletonData.skins[i] = this.readSkin(input, skeletonData, false, nonessential);
      }
      n = this.linkedMeshes.length;
      for (let i = 0; i < n; i++) {
        let linkedMesh = this.linkedMeshes[i];
        let skin = !linkedMesh.skin ? skeletonData.defaultSkin : skeletonData.findSkin(linkedMesh.skin);
        let parent = skin.getAttachment(linkedMesh.slotIndex, linkedMesh.parent);
        linkedMesh.mesh.deformAttachment = linkedMesh.inheritDeform ? parent : linkedMesh.mesh;
        linkedMesh.mesh.setParentMesh(parent);
        linkedMesh.mesh.updateUVs();
      }
      this.linkedMeshes.length = 0;
      n = input.readInt(true);
      for (let i = 0; i < n; i++) {
        let data = new EventData(input.readStringRef());
        data.intValue = input.readInt(false);
        data.floatValue = input.readFloat();
        data.stringValue = input.readString();
        data.audioPath = input.readString();
        if (data.audioPath) {
          data.volume = input.readFloat();
          data.balance = input.readFloat();
        }
        skeletonData.events.push(data);
      }
      n = input.readInt(true);
      for (let i = 0; i < n; i++)
        skeletonData.animations.push(this.readAnimation(input, input.readString(), skeletonData));
      return skeletonData;
    }
    readSkin(input, skeletonData, defaultSkin, nonessential) {
      let skin = null;
      let slotCount = 0;
      if (defaultSkin) {
        slotCount = input.readInt(true);
        if (slotCount == 0)
          return null;
        skin = new Skin("default");
      } else {
        skin = new Skin(input.readStringRef());
        skin.bones.length = input.readInt(true);
        for (let i = 0, n = skin.bones.length; i < n; i++)
          skin.bones[i] = skeletonData.bones[input.readInt(true)];
        for (let i = 0, n = input.readInt(true); i < n; i++)
          skin.constraints.push(skeletonData.ikConstraints[input.readInt(true)]);
        for (let i = 0, n = input.readInt(true); i < n; i++)
          skin.constraints.push(skeletonData.transformConstraints[input.readInt(true)]);
        for (let i = 0, n = input.readInt(true); i < n; i++)
          skin.constraints.push(skeletonData.pathConstraints[input.readInt(true)]);
        slotCount = input.readInt(true);
      }
      for (let i = 0; i < slotCount; i++) {
        let slotIndex = input.readInt(true);
        for (let ii = 0, nn = input.readInt(true); ii < nn; ii++) {
          let name = input.readStringRef();
          let attachment = this.readAttachment(input, skeletonData, skin, slotIndex, name, nonessential);
          if (attachment)
            skin.setAttachment(slotIndex, name, attachment);
        }
      }
      return skin;
    }
    readAttachment(input, skeletonData, skin, slotIndex, attachmentName, nonessential) {
      let scale = this.scale;
      let name = input.readStringRef();
      if (!name)
        name = attachmentName;
      switch (input.readByte()) {
        case AttachmentType.Region: {
          let path = input.readStringRef();
          let rotation = input.readFloat();
          let x = input.readFloat();
          let y = input.readFloat();
          let scaleX = input.readFloat();
          let scaleY = input.readFloat();
          let width = input.readFloat();
          let height = input.readFloat();
          let color = input.readInt32();
          if (!path)
            path = name;
          let region = this.attachmentLoader.newRegionAttachment(skin, name, path);
          if (!region)
            return null;
          region.path = path;
          region.x = x * scale;
          region.y = y * scale;
          region.scaleX = scaleX;
          region.scaleY = scaleY;
          region.rotation = rotation;
          region.width = width * scale;
          region.height = height * scale;
          Color.rgba8888ToColor(region.color, color);
          region.updateOffset();
          return region;
        }
        case AttachmentType.BoundingBox: {
          let vertexCount = input.readInt(true);
          let vertices = this.readVertices(input, vertexCount);
          let color = nonessential ? input.readInt32() : 0;
          let box = this.attachmentLoader.newBoundingBoxAttachment(skin, name);
          if (!box)
            return null;
          box.worldVerticesLength = vertexCount << 1;
          box.vertices = vertices.vertices;
          box.bones = vertices.bones;
          if (nonessential)
            Color.rgba8888ToColor(box.color, color);
          return box;
        }
        case AttachmentType.Mesh: {
          let path = input.readStringRef();
          let color = input.readInt32();
          let vertexCount = input.readInt(true);
          let uvs = this.readFloatArray(input, vertexCount << 1, 1);
          let triangles = this.readShortArray(input);
          let vertices = this.readVertices(input, vertexCount);
          let hullLength = input.readInt(true);
          let edges = null;
          let width = 0, height = 0;
          if (nonessential) {
            edges = this.readShortArray(input);
            width = input.readFloat();
            height = input.readFloat();
          }
          if (!path)
            path = name;
          let mesh = this.attachmentLoader.newMeshAttachment(skin, name, path);
          if (!mesh)
            return null;
          mesh.path = path;
          Color.rgba8888ToColor(mesh.color, color);
          mesh.bones = vertices.bones;
          mesh.vertices = vertices.vertices;
          mesh.worldVerticesLength = vertexCount << 1;
          mesh.triangles = triangles;
          mesh.regionUVs = uvs;
          mesh.updateUVs();
          mesh.hullLength = hullLength << 1;
          if (nonessential) {
            mesh.edges = edges;
            mesh.width = width * scale;
            mesh.height = height * scale;
          }
          return mesh;
        }
        case AttachmentType.LinkedMesh: {
          let path = input.readStringRef();
          let color = input.readInt32();
          let skinName = input.readStringRef();
          let parent = input.readStringRef();
          let inheritDeform = input.readBoolean();
          let width = 0, height = 0;
          if (nonessential) {
            width = input.readFloat();
            height = input.readFloat();
          }
          if (!path)
            path = name;
          let mesh = this.attachmentLoader.newMeshAttachment(skin, name, path);
          if (!mesh)
            return null;
          mesh.path = path;
          Color.rgba8888ToColor(mesh.color, color);
          if (nonessential) {
            mesh.width = width * scale;
            mesh.height = height * scale;
          }
          this.linkedMeshes.push(new LinkedMesh(mesh, skinName, slotIndex, parent, inheritDeform));
          return mesh;
        }
        case AttachmentType.Path: {
          let closed2 = input.readBoolean();
          let constantSpeed = input.readBoolean();
          let vertexCount = input.readInt(true);
          let vertices = this.readVertices(input, vertexCount);
          let lengths = Utils.newArray(vertexCount / 3, 0);
          for (let i = 0, n = lengths.length; i < n; i++)
            lengths[i] = input.readFloat() * scale;
          let color = nonessential ? input.readInt32() : 0;
          let path = this.attachmentLoader.newPathAttachment(skin, name);
          if (!path)
            return null;
          path.closed = closed2;
          path.constantSpeed = constantSpeed;
          path.worldVerticesLength = vertexCount << 1;
          path.vertices = vertices.vertices;
          path.bones = vertices.bones;
          path.lengths = lengths;
          if (nonessential)
            Color.rgba8888ToColor(path.color, color);
          return path;
        }
        case AttachmentType.Point: {
          let rotation = input.readFloat();
          let x = input.readFloat();
          let y = input.readFloat();
          let color = nonessential ? input.readInt32() : 0;
          let point = this.attachmentLoader.newPointAttachment(skin, name);
          if (!point)
            return null;
          point.x = x * scale;
          point.y = y * scale;
          point.rotation = rotation;
          if (nonessential)
            Color.rgba8888ToColor(point.color, color);
          return point;
        }
        case AttachmentType.Clipping: {
          let endSlotIndex = input.readInt(true);
          let vertexCount = input.readInt(true);
          let vertices = this.readVertices(input, vertexCount);
          let color = nonessential ? input.readInt32() : 0;
          let clip = this.attachmentLoader.newClippingAttachment(skin, name);
          if (!clip)
            return null;
          clip.endSlot = skeletonData.slots[endSlotIndex];
          clip.worldVerticesLength = vertexCount << 1;
          clip.vertices = vertices.vertices;
          clip.bones = vertices.bones;
          if (nonessential)
            Color.rgba8888ToColor(clip.color, color);
          return clip;
        }
      }
      return null;
    }
    readVertices(input, vertexCount) {
      let scale = this.scale;
      let verticesLength = vertexCount << 1;
      let vertices = new Vertices();
      if (!input.readBoolean()) {
        vertices.vertices = this.readFloatArray(input, verticesLength, scale);
        return vertices;
      }
      let weights = new Array();
      let bonesArray = new Array();
      for (let i = 0; i < vertexCount; i++) {
        let boneCount = input.readInt(true);
        bonesArray.push(boneCount);
        for (let ii = 0; ii < boneCount; ii++) {
          bonesArray.push(input.readInt(true));
          weights.push(input.readFloat() * scale);
          weights.push(input.readFloat() * scale);
          weights.push(input.readFloat());
        }
      }
      vertices.vertices = Utils.toFloatArray(weights);
      vertices.bones = bonesArray;
      return vertices;
    }
    readFloatArray(input, n, scale) {
      let array = new Array(n);
      if (scale == 1) {
        for (let i = 0; i < n; i++)
          array[i] = input.readFloat();
      } else {
        for (let i = 0; i < n; i++)
          array[i] = input.readFloat() * scale;
      }
      return array;
    }
    readShortArray(input) {
      let n = input.readInt(true);
      let array = new Array(n);
      for (let i = 0; i < n; i++)
        array[i] = input.readShort();
      return array;
    }
    readAnimation(input, name, skeletonData) {
      input.readInt(true);
      let timelines = new Array();
      let scale = this.scale;
      let tempColor1 = new Color();
      let tempColor2 = new Color();
      for (let i = 0, n = input.readInt(true); i < n; i++) {
        let slotIndex = input.readInt(true);
        for (let ii = 0, nn = input.readInt(true); ii < nn; ii++) {
          let timelineType = input.readByte();
          let frameCount = input.readInt(true);
          let frameLast = frameCount - 1;
          switch (timelineType) {
            case SLOT_ATTACHMENT: {
              let timeline = new AttachmentTimeline(frameCount, slotIndex);
              for (let frame = 0; frame < frameCount; frame++)
                timeline.setFrame(frame, input.readFloat(), input.readStringRef());
              timelines.push(timeline);
              break;
            }
            case SLOT_RGBA: {
              let bezierCount = input.readInt(true);
              let timeline = new RGBATimeline(frameCount, bezierCount, slotIndex);
              let time = input.readFloat();
              let r = input.readUnsignedByte() / 255;
              let g = input.readUnsignedByte() / 255;
              let b = input.readUnsignedByte() / 255;
              let a = input.readUnsignedByte() / 255;
              for (let frame = 0, bezier = 0; ; frame++) {
                timeline.setFrame(frame, time, r, g, b, a);
                if (frame == frameLast)
                  break;
                let time2 = input.readFloat();
                let r2 = input.readUnsignedByte() / 255;
                let g2 = input.readUnsignedByte() / 255;
                let b2 = input.readUnsignedByte() / 255;
                let a2 = input.readUnsignedByte() / 255;
                switch (input.readByte()) {
                  case CURVE_STEPPED:
                    timeline.setStepped(frame);
                    break;
                  case CURVE_BEZIER:
                    setBezier(input, timeline, bezier++, frame, 0, time, time2, r, r2, 1);
                    setBezier(input, timeline, bezier++, frame, 1, time, time2, g, g2, 1);
                    setBezier(input, timeline, bezier++, frame, 2, time, time2, b, b2, 1);
                    setBezier(input, timeline, bezier++, frame, 3, time, time2, a, a2, 1);
                }
                time = time2;
                r = r2;
                g = g2;
                b = b2;
                a = a2;
              }
              timelines.push(timeline);
              break;
            }
            case SLOT_RGB: {
              let bezierCount = input.readInt(true);
              let timeline = new RGBTimeline(frameCount, bezierCount, slotIndex);
              let time = input.readFloat();
              let r = input.readUnsignedByte() / 255;
              let g = input.readUnsignedByte() / 255;
              let b = input.readUnsignedByte() / 255;
              for (let frame = 0, bezier = 0; ; frame++) {
                timeline.setFrame(frame, time, r, g, b);
                if (frame == frameLast)
                  break;
                let time2 = input.readFloat();
                let r2 = input.readUnsignedByte() / 255;
                let g2 = input.readUnsignedByte() / 255;
                let b2 = input.readUnsignedByte() / 255;
                switch (input.readByte()) {
                  case CURVE_STEPPED:
                    timeline.setStepped(frame);
                    break;
                  case CURVE_BEZIER:
                    setBezier(input, timeline, bezier++, frame, 0, time, time2, r, r2, 1);
                    setBezier(input, timeline, bezier++, frame, 1, time, time2, g, g2, 1);
                    setBezier(input, timeline, bezier++, frame, 2, time, time2, b, b2, 1);
                }
                time = time2;
                r = r2;
                g = g2;
                b = b2;
              }
              timelines.push(timeline);
              break;
            }
            case SLOT_RGBA2: {
              let bezierCount = input.readInt(true);
              let timeline = new RGBA2Timeline(frameCount, bezierCount, slotIndex);
              let time = input.readFloat();
              let r = input.readUnsignedByte() / 255;
              let g = input.readUnsignedByte() / 255;
              let b = input.readUnsignedByte() / 255;
              let a = input.readUnsignedByte() / 255;
              let r2 = input.readUnsignedByte() / 255;
              let g2 = input.readUnsignedByte() / 255;
              let b2 = input.readUnsignedByte() / 255;
              for (let frame = 0, bezier = 0; ; frame++) {
                timeline.setFrame(frame, time, r, g, b, a, r2, g2, b2);
                if (frame == frameLast)
                  break;
                let time2 = input.readFloat();
                let nr = input.readUnsignedByte() / 255;
                let ng = input.readUnsignedByte() / 255;
                let nb = input.readUnsignedByte() / 255;
                let na = input.readUnsignedByte() / 255;
                let nr2 = input.readUnsignedByte() / 255;
                let ng2 = input.readUnsignedByte() / 255;
                let nb2 = input.readUnsignedByte() / 255;
                switch (input.readByte()) {
                  case CURVE_STEPPED:
                    timeline.setStepped(frame);
                    break;
                  case CURVE_BEZIER:
                    setBezier(input, timeline, bezier++, frame, 0, time, time2, r, nr, 1);
                    setBezier(input, timeline, bezier++, frame, 1, time, time2, g, ng, 1);
                    setBezier(input, timeline, bezier++, frame, 2, time, time2, b, nb, 1);
                    setBezier(input, timeline, bezier++, frame, 3, time, time2, a, na, 1);
                    setBezier(input, timeline, bezier++, frame, 4, time, time2, r2, nr2, 1);
                    setBezier(input, timeline, bezier++, frame, 5, time, time2, g2, ng2, 1);
                    setBezier(input, timeline, bezier++, frame, 6, time, time2, b2, nb2, 1);
                }
                time = time2;
                r = nr;
                g = ng;
                b = nb;
                a = na;
                r2 = nr2;
                g2 = ng2;
                b2 = nb2;
              }
              timelines.push(timeline);
              break;
            }
            case SLOT_RGB2: {
              let bezierCount = input.readInt(true);
              let timeline = new RGB2Timeline(frameCount, bezierCount, slotIndex);
              let time = input.readFloat();
              let r = input.readUnsignedByte() / 255;
              let g = input.readUnsignedByte() / 255;
              let b = input.readUnsignedByte() / 255;
              let r2 = input.readUnsignedByte() / 255;
              let g2 = input.readUnsignedByte() / 255;
              let b2 = input.readUnsignedByte() / 255;
              for (let frame = 0, bezier = 0; ; frame++) {
                timeline.setFrame(frame, time, r, g, b, r2, g2, b2);
                if (frame == frameLast)
                  break;
                let time2 = input.readFloat();
                let nr = input.readUnsignedByte() / 255;
                let ng = input.readUnsignedByte() / 255;
                let nb = input.readUnsignedByte() / 255;
                let nr2 = input.readUnsignedByte() / 255;
                let ng2 = input.readUnsignedByte() / 255;
                let nb2 = input.readUnsignedByte() / 255;
                switch (input.readByte()) {
                  case CURVE_STEPPED:
                    timeline.setStepped(frame);
                    break;
                  case CURVE_BEZIER:
                    setBezier(input, timeline, bezier++, frame, 0, time, time2, r, nr, 1);
                    setBezier(input, timeline, bezier++, frame, 1, time, time2, g, ng, 1);
                    setBezier(input, timeline, bezier++, frame, 2, time, time2, b, nb, 1);
                    setBezier(input, timeline, bezier++, frame, 3, time, time2, r2, nr2, 1);
                    setBezier(input, timeline, bezier++, frame, 4, time, time2, g2, ng2, 1);
                    setBezier(input, timeline, bezier++, frame, 5, time, time2, b2, nb2, 1);
                }
                time = time2;
                r = nr;
                g = ng;
                b = nb;
                r2 = nr2;
                g2 = ng2;
                b2 = nb2;
              }
              timelines.push(timeline);
              break;
            }
            case SLOT_ALPHA: {
              let timeline = new AlphaTimeline(frameCount, input.readInt(true), slotIndex);
              let time = input.readFloat(), a = input.readUnsignedByte() / 255;
              for (let frame = 0, bezier = 0; ; frame++) {
                timeline.setFrame(frame, time, a);
                if (frame == frameLast)
                  break;
                let time2 = input.readFloat();
                let a2 = input.readUnsignedByte() / 255;
                switch (input.readByte()) {
                  case CURVE_STEPPED:
                    timeline.setStepped(frame);
                    break;
                  case CURVE_BEZIER:
                    setBezier(input, timeline, bezier++, frame, 0, time, time2, a, a2, 1);
                }
                time = time2;
                a = a2;
              }
              timelines.push(timeline);
              break;
            }
          }
        }
      }
      for (let i = 0, n = input.readInt(true); i < n; i++) {
        let boneIndex = input.readInt(true);
        for (let ii = 0, nn = input.readInt(true); ii < nn; ii++) {
          let type = input.readByte(), frameCount = input.readInt(true), bezierCount = input.readInt(true);
          switch (type) {
            case BONE_ROTATE:
              timelines.push(readTimeline1(input, new RotateTimeline(frameCount, bezierCount, boneIndex), 1));
              break;
            case BONE_TRANSLATE:
              timelines.push(readTimeline2(input, new TranslateTimeline(frameCount, bezierCount, boneIndex), scale));
              break;
            case BONE_TRANSLATEX:
              timelines.push(readTimeline1(input, new TranslateXTimeline(frameCount, bezierCount, boneIndex), scale));
              break;
            case BONE_TRANSLATEY:
              timelines.push(readTimeline1(input, new TranslateYTimeline(frameCount, bezierCount, boneIndex), scale));
              break;
            case BONE_SCALE:
              timelines.push(readTimeline2(input, new ScaleTimeline(frameCount, bezierCount, boneIndex), 1));
              break;
            case BONE_SCALEX:
              timelines.push(readTimeline1(input, new ScaleXTimeline(frameCount, bezierCount, boneIndex), 1));
              break;
            case BONE_SCALEY:
              timelines.push(readTimeline1(input, new ScaleYTimeline(frameCount, bezierCount, boneIndex), 1));
              break;
            case BONE_SHEAR:
              timelines.push(readTimeline2(input, new ShearTimeline(frameCount, bezierCount, boneIndex), 1));
              break;
            case BONE_SHEARX:
              timelines.push(readTimeline1(input, new ShearXTimeline(frameCount, bezierCount, boneIndex), 1));
              break;
            case BONE_SHEARY:
              timelines.push(readTimeline1(input, new ShearYTimeline(frameCount, bezierCount, boneIndex), 1));
          }
        }
      }
      for (let i = 0, n = input.readInt(true); i < n; i++) {
        let index = input.readInt(true), frameCount = input.readInt(true), frameLast = frameCount - 1;
        let timeline = new IkConstraintTimeline(frameCount, input.readInt(true), index);
        let time = input.readFloat(), mix = input.readFloat(), softness = input.readFloat() * scale;
        for (let frame = 0, bezier = 0; ; frame++) {
          timeline.setFrame(frame, time, mix, softness, input.readByte(), input.readBoolean(), input.readBoolean());
          if (frame == frameLast)
            break;
          let time2 = input.readFloat(), mix2 = input.readFloat(), softness2 = input.readFloat() * scale;
          switch (input.readByte()) {
            case CURVE_STEPPED:
              timeline.setStepped(frame);
              break;
            case CURVE_BEZIER:
              setBezier(input, timeline, bezier++, frame, 0, time, time2, mix, mix2, 1);
              setBezier(input, timeline, bezier++, frame, 1, time, time2, softness, softness2, scale);
          }
          time = time2;
          mix = mix2;
          softness = softness2;
        }
        timelines.push(timeline);
      }
      for (let i = 0, n = input.readInt(true); i < n; i++) {
        let index = input.readInt(true), frameCount = input.readInt(true), frameLast = frameCount - 1;
        let timeline = new TransformConstraintTimeline(frameCount, input.readInt(true), index);
        let time = input.readFloat(), mixRotate = input.readFloat(), mixX = input.readFloat(), mixY = input.readFloat(), mixScaleX = input.readFloat(), mixScaleY = input.readFloat(), mixShearY = input.readFloat();
        for (let frame = 0, bezier = 0; ; frame++) {
          timeline.setFrame(frame, time, mixRotate, mixX, mixY, mixScaleX, mixScaleY, mixShearY);
          if (frame == frameLast)
            break;
          let time2 = input.readFloat(), mixRotate2 = input.readFloat(), mixX2 = input.readFloat(), mixY2 = input.readFloat(), mixScaleX2 = input.readFloat(), mixScaleY2 = input.readFloat(), mixShearY2 = input.readFloat();
          switch (input.readByte()) {
            case CURVE_STEPPED:
              timeline.setStepped(frame);
              break;
            case CURVE_BEZIER:
              setBezier(input, timeline, bezier++, frame, 0, time, time2, mixRotate, mixRotate2, 1);
              setBezier(input, timeline, bezier++, frame, 1, time, time2, mixX, mixX2, 1);
              setBezier(input, timeline, bezier++, frame, 2, time, time2, mixY, mixY2, 1);
              setBezier(input, timeline, bezier++, frame, 3, time, time2, mixScaleX, mixScaleX2, 1);
              setBezier(input, timeline, bezier++, frame, 4, time, time2, mixScaleY, mixScaleY2, 1);
              setBezier(input, timeline, bezier++, frame, 5, time, time2, mixShearY, mixShearY2, 1);
          }
          time = time2;
          mixRotate = mixRotate2;
          mixX = mixX2;
          mixY = mixY2;
          mixScaleX = mixScaleX2;
          mixScaleY = mixScaleY2;
          mixShearY = mixShearY2;
        }
        timelines.push(timeline);
      }
      for (let i = 0, n = input.readInt(true); i < n; i++) {
        let index = input.readInt(true);
        let data = skeletonData.pathConstraints[index];
        for (let ii = 0, nn = input.readInt(true); ii < nn; ii++) {
          switch (input.readByte()) {
            case PATH_POSITION:
              timelines.push(readTimeline1(input, new PathConstraintPositionTimeline(input.readInt(true), input.readInt(true), index), data.positionMode == PositionMode.Fixed ? scale : 1));
              break;
            case PATH_SPACING:
              timelines.push(readTimeline1(input, new PathConstraintSpacingTimeline(input.readInt(true), input.readInt(true), index), data.spacingMode == SpacingMode.Length || data.spacingMode == SpacingMode.Fixed ? scale : 1));
              break;
            case PATH_MIX:
              let timeline = new PathConstraintMixTimeline(input.readInt(true), input.readInt(true), index);
              let time = input.readFloat(), mixRotate = input.readFloat(), mixX = input.readFloat(), mixY = input.readFloat();
              for (let frame = 0, bezier = 0, frameLast = timeline.getFrameCount() - 1; ; frame++) {
                timeline.setFrame(frame, time, mixRotate, mixX, mixY);
                if (frame == frameLast)
                  break;
                let time2 = input.readFloat(), mixRotate2 = input.readFloat(), mixX2 = input.readFloat(), mixY2 = input.readFloat();
                switch (input.readByte()) {
                  case CURVE_STEPPED:
                    timeline.setStepped(frame);
                    break;
                  case CURVE_BEZIER:
                    setBezier(input, timeline, bezier++, frame, 0, time, time2, mixRotate, mixRotate2, 1);
                    setBezier(input, timeline, bezier++, frame, 1, time, time2, mixX, mixX2, 1);
                    setBezier(input, timeline, bezier++, frame, 2, time, time2, mixY, mixY2, 1);
                }
                time = time2;
                mixRotate = mixRotate2;
                mixX = mixX2;
                mixY = mixY2;
              }
              timelines.push(timeline);
          }
        }
      }
      for (let i = 0, n = input.readInt(true); i < n; i++) {
        let skin = skeletonData.skins[input.readInt(true)];
        for (let ii = 0, nn = input.readInt(true); ii < nn; ii++) {
          let slotIndex = input.readInt(true);
          for (let iii = 0, nnn = input.readInt(true); iii < nnn; iii++) {
            let attachmentName = input.readStringRef();
            let attachment = skin.getAttachment(slotIndex, attachmentName);
            let weighted = attachment.bones;
            let vertices = attachment.vertices;
            let deformLength = weighted ? vertices.length / 3 * 2 : vertices.length;
            let frameCount = input.readInt(true);
            let frameLast = frameCount - 1;
            let bezierCount = input.readInt(true);
            let timeline = new DeformTimeline(frameCount, bezierCount, slotIndex, attachment);
            let time = input.readFloat();
            for (let frame = 0, bezier = 0; ; frame++) {
              let deform;
              let end = input.readInt(true);
              if (end == 0)
                deform = weighted ? Utils.newFloatArray(deformLength) : vertices;
              else {
                deform = Utils.newFloatArray(deformLength);
                let start = input.readInt(true);
                end += start;
                if (scale == 1) {
                  for (let v = start; v < end; v++)
                    deform[v] = input.readFloat();
                } else {
                  for (let v = start; v < end; v++)
                    deform[v] = input.readFloat() * scale;
                }
                if (!weighted) {
                  for (let v = 0, vn = deform.length; v < vn; v++)
                    deform[v] += vertices[v];
                }
              }
              timeline.setFrame(frame, time, deform);
              if (frame == frameLast)
                break;
              let time2 = input.readFloat();
              switch (input.readByte()) {
                case CURVE_STEPPED:
                  timeline.setStepped(frame);
                  break;
                case CURVE_BEZIER:
                  setBezier(input, timeline, bezier++, frame, 0, time, time2, 0, 1, 1);
              }
              time = time2;
            }
            timelines.push(timeline);
          }
        }
      }
      let drawOrderCount = input.readInt(true);
      if (drawOrderCount > 0) {
        let timeline = new DrawOrderTimeline(drawOrderCount);
        let slotCount = skeletonData.slots.length;
        for (let i = 0; i < drawOrderCount; i++) {
          let time = input.readFloat();
          let offsetCount = input.readInt(true);
          let drawOrder = Utils.newArray(slotCount, 0);
          for (let ii = slotCount - 1; ii >= 0; ii--)
            drawOrder[ii] = -1;
          let unchanged = Utils.newArray(slotCount - offsetCount, 0);
          let originalIndex = 0, unchangedIndex = 0;
          for (let ii = 0; ii < offsetCount; ii++) {
            let slotIndex = input.readInt(true);
            while (originalIndex != slotIndex)
              unchanged[unchangedIndex++] = originalIndex++;
            drawOrder[originalIndex + input.readInt(true)] = originalIndex++;
          }
          while (originalIndex < slotCount)
            unchanged[unchangedIndex++] = originalIndex++;
          for (let ii = slotCount - 1; ii >= 0; ii--)
            if (drawOrder[ii] == -1)
              drawOrder[ii] = unchanged[--unchangedIndex];
          timeline.setFrame(i, time, drawOrder);
        }
        timelines.push(timeline);
      }
      let eventCount = input.readInt(true);
      if (eventCount > 0) {
        let timeline = new EventTimeline(eventCount);
        for (let i = 0; i < eventCount; i++) {
          let time = input.readFloat();
          let eventData = skeletonData.events[input.readInt(true)];
          let event = new Event(time, eventData);
          event.intValue = input.readInt(false);
          event.floatValue = input.readFloat();
          event.stringValue = input.readBoolean() ? input.readString() : eventData.stringValue;
          if (event.data.audioPath) {
            event.volume = input.readFloat();
            event.balance = input.readFloat();
          }
          timeline.setFrame(i, event);
        }
        timelines.push(timeline);
      }
      let duration = 0;
      for (let i = 0, n = timelines.length; i < n; i++)
        duration = Math.max(duration, timelines[i].getDuration());
      return new Animation(name, timelines, duration);
    }
  };
  var BinaryInput = class {
    constructor(data, strings = new Array(), index = 0, buffer = new DataView(data.buffer)) {
      this.strings = strings;
      this.index = index;
      this.buffer = buffer;
    }
    readByte() {
      return this.buffer.getInt8(this.index++);
    }
    readUnsignedByte() {
      return this.buffer.getUint8(this.index++);
    }
    readShort() {
      let value = this.buffer.getInt16(this.index);
      this.index += 2;
      return value;
    }
    readInt32() {
      let value = this.buffer.getInt32(this.index);
      this.index += 4;
      return value;
    }
    readInt(optimizePositive) {
      let b = this.readByte();
      let result = b & 127;
      if ((b & 128) != 0) {
        b = this.readByte();
        result |= (b & 127) << 7;
        if ((b & 128) != 0) {
          b = this.readByte();
          result |= (b & 127) << 14;
          if ((b & 128) != 0) {
            b = this.readByte();
            result |= (b & 127) << 21;
            if ((b & 128) != 0) {
              b = this.readByte();
              result |= (b & 127) << 28;
            }
          }
        }
      }
      return optimizePositive ? result : result >>> 1 ^ -(result & 1);
    }
    readStringRef() {
      let index = this.readInt(true);
      return index == 0 ? null : this.strings[index - 1];
    }
    readString() {
      let byteCount = this.readInt(true);
      switch (byteCount) {
        case 0:
          return null;
        case 1:
          return "";
      }
      byteCount--;
      let chars = "";
      let charCount = 0;
      for (let i = 0; i < byteCount; ) {
        let b = this.readByte();
        switch (b >> 4) {
          case 12:
          case 13:
            chars += String.fromCharCode((b & 31) << 6 | this.readByte() & 63);
            i += 2;
            break;
          case 14:
            chars += String.fromCharCode((b & 15) << 12 | (this.readByte() & 63) << 6 | this.readByte() & 63);
            i += 3;
            break;
          default:
            chars += String.fromCharCode(b);
            i++;
        }
      }
      return chars;
    }
    readFloat() {
      let value = this.buffer.getFloat32(this.index);
      this.index += 4;
      return value;
    }
    readBoolean() {
      return this.readByte() != 0;
    }
  };
  var LinkedMesh = class {
    constructor(mesh, skin, slotIndex, parent, inheritDeform) {
      this.mesh = mesh;
      this.skin = skin;
      this.slotIndex = slotIndex;
      this.parent = parent;
      this.inheritDeform = inheritDeform;
    }
  };
  var Vertices = class {
    constructor(bones = null, vertices = null) {
      this.bones = bones;
      this.vertices = vertices;
    }
  };
  var AttachmentType;
  (function(AttachmentType2) {
    AttachmentType2[AttachmentType2["Region"] = 0] = "Region";
    AttachmentType2[AttachmentType2["BoundingBox"] = 1] = "BoundingBox";
    AttachmentType2[AttachmentType2["Mesh"] = 2] = "Mesh";
    AttachmentType2[AttachmentType2["LinkedMesh"] = 3] = "LinkedMesh";
    AttachmentType2[AttachmentType2["Path"] = 4] = "Path";
    AttachmentType2[AttachmentType2["Point"] = 5] = "Point";
    AttachmentType2[AttachmentType2["Clipping"] = 6] = "Clipping";
  })(AttachmentType || (AttachmentType = {}));
  function readTimeline1(input, timeline, scale) {
    let time = input.readFloat(), value = input.readFloat() * scale;
    for (let frame = 0, bezier = 0, frameLast = timeline.getFrameCount() - 1; ; frame++) {
      timeline.setFrame(frame, time, value);
      if (frame == frameLast)
        break;
      let time2 = input.readFloat(), value2 = input.readFloat() * scale;
      switch (input.readByte()) {
        case CURVE_STEPPED:
          timeline.setStepped(frame);
          break;
        case CURVE_BEZIER:
          setBezier(input, timeline, bezier++, frame, 0, time, time2, value, value2, scale);
      }
      time = time2;
      value = value2;
    }
    return timeline;
  }
  function readTimeline2(input, timeline, scale) {
    let time = input.readFloat(), value1 = input.readFloat() * scale, value2 = input.readFloat() * scale;
    for (let frame = 0, bezier = 0, frameLast = timeline.getFrameCount() - 1; ; frame++) {
      timeline.setFrame(frame, time, value1, value2);
      if (frame == frameLast)
        break;
      let time2 = input.readFloat(), nvalue1 = input.readFloat() * scale, nvalue2 = input.readFloat() * scale;
      switch (input.readByte()) {
        case CURVE_STEPPED:
          timeline.setStepped(frame);
          break;
        case CURVE_BEZIER:
          setBezier(input, timeline, bezier++, frame, 0, time, time2, value1, nvalue1, scale);
          setBezier(input, timeline, bezier++, frame, 1, time, time2, value2, nvalue2, scale);
      }
      time = time2;
      value1 = nvalue1;
      value2 = nvalue2;
    }
    return timeline;
  }
  function setBezier(input, timeline, bezier, frame, value, time1, time2, value1, value2, scale) {
    timeline.setBezier(bezier, frame, value, time1, value1, input.readFloat(), input.readFloat() * scale, input.readFloat(), input.readFloat() * scale, time2, value2);
  }
  var BONE_ROTATE = 0;
  var BONE_TRANSLATE = 1;
  var BONE_TRANSLATEX = 2;
  var BONE_TRANSLATEY = 3;
  var BONE_SCALE = 4;
  var BONE_SCALEX = 5;
  var BONE_SCALEY = 6;
  var BONE_SHEAR = 7;
  var BONE_SHEARX = 8;
  var BONE_SHEARY = 9;
  var SLOT_ATTACHMENT = 0;
  var SLOT_RGBA = 1;
  var SLOT_RGB = 2;
  var SLOT_RGBA2 = 3;
  var SLOT_RGB2 = 4;
  var SLOT_ALPHA = 5;
  var PATH_POSITION = 0;
  var PATH_SPACING = 1;
  var PATH_MIX = 2;
  var CURVE_STEPPED = 1;
  var CURVE_BEZIER = 2;

  // spine-core/src/SkeletonBounds.ts
  var SkeletonBounds = class {
    constructor() {
      this.minX = 0;
      this.minY = 0;
      this.maxX = 0;
      this.maxY = 0;
      this.boundingBoxes = new Array();
      this.polygons = new Array();
      this.polygonPool = new Pool(() => {
        return Utils.newFloatArray(16);
      });
    }
    update(skeleton, updateAabb) {
      if (!skeleton)
        throw new Error("skeleton cannot be null.");
      let boundingBoxes = this.boundingBoxes;
      let polygons = this.polygons;
      let polygonPool = this.polygonPool;
      let slots = skeleton.slots;
      let slotCount = slots.length;
      boundingBoxes.length = 0;
      polygonPool.freeAll(polygons);
      polygons.length = 0;
      for (let i = 0; i < slotCount; i++) {
        let slot = slots[i];
        if (!slot.bone.active)
          continue;
        let attachment = slot.getAttachment();
        if (attachment instanceof BoundingBoxAttachment) {
          let boundingBox = attachment;
          boundingBoxes.push(boundingBox);
          let polygon = polygonPool.obtain();
          if (polygon.length != boundingBox.worldVerticesLength) {
            polygon = Utils.newFloatArray(boundingBox.worldVerticesLength);
          }
          polygons.push(polygon);
          boundingBox.computeWorldVertices(slot, 0, boundingBox.worldVerticesLength, polygon, 0, 2);
        }
      }
      if (updateAabb) {
        this.aabbCompute();
      } else {
        this.minX = Number.POSITIVE_INFINITY;
        this.minY = Number.POSITIVE_INFINITY;
        this.maxX = Number.NEGATIVE_INFINITY;
        this.maxY = Number.NEGATIVE_INFINITY;
      }
    }
    aabbCompute() {
      let minX = Number.POSITIVE_INFINITY, minY = Number.POSITIVE_INFINITY, maxX = Number.NEGATIVE_INFINITY, maxY = Number.NEGATIVE_INFINITY;
      let polygons = this.polygons;
      for (let i = 0, n = polygons.length; i < n; i++) {
        let polygon = polygons[i];
        let vertices = polygon;
        for (let ii = 0, nn = polygon.length; ii < nn; ii += 2) {
          let x = vertices[ii];
          let y = vertices[ii + 1];
          minX = Math.min(minX, x);
          minY = Math.min(minY, y);
          maxX = Math.max(maxX, x);
          maxY = Math.max(maxY, y);
        }
      }
      this.minX = minX;
      this.minY = minY;
      this.maxX = maxX;
      this.maxY = maxY;
    }
    aabbContainsPoint(x, y) {
      return x >= this.minX && x <= this.maxX && y >= this.minY && y <= this.maxY;
    }
    aabbIntersectsSegment(x1, y1, x2, y2) {
      let minX = this.minX;
      let minY = this.minY;
      let maxX = this.maxX;
      let maxY = this.maxY;
      if (x1 <= minX && x2 <= minX || y1 <= minY && y2 <= minY || x1 >= maxX && x2 >= maxX || y1 >= maxY && y2 >= maxY)
        return false;
      let m = (y2 - y1) / (x2 - x1);
      let y = m * (minX - x1) + y1;
      if (y > minY && y < maxY)
        return true;
      y = m * (maxX - x1) + y1;
      if (y > minY && y < maxY)
        return true;
      let x = (minY - y1) / m + x1;
      if (x > minX && x < maxX)
        return true;
      x = (maxY - y1) / m + x1;
      if (x > minX && x < maxX)
        return true;
      return false;
    }
    aabbIntersectsSkeleton(bounds) {
      return this.minX < bounds.maxX && this.maxX > bounds.minX && this.minY < bounds.maxY && this.maxY > bounds.minY;
    }
    containsPoint(x, y) {
      let polygons = this.polygons;
      for (let i = 0, n = polygons.length; i < n; i++)
        if (this.containsPointPolygon(polygons[i], x, y))
          return this.boundingBoxes[i];
      return null;
    }
    containsPointPolygon(polygon, x, y) {
      let vertices = polygon;
      let nn = polygon.length;
      let prevIndex = nn - 2;
      let inside = false;
      for (let ii = 0; ii < nn; ii += 2) {
        let vertexY = vertices[ii + 1];
        let prevY = vertices[prevIndex + 1];
        if (vertexY < y && prevY >= y || prevY < y && vertexY >= y) {
          let vertexX = vertices[ii];
          if (vertexX + (y - vertexY) / (prevY - vertexY) * (vertices[prevIndex] - vertexX) < x)
            inside = !inside;
        }
        prevIndex = ii;
      }
      return inside;
    }
    intersectsSegment(x1, y1, x2, y2) {
      let polygons = this.polygons;
      for (let i = 0, n = polygons.length; i < n; i++)
        if (this.intersectsSegmentPolygon(polygons[i], x1, y1, x2, y2))
          return this.boundingBoxes[i];
      return null;
    }
    intersectsSegmentPolygon(polygon, x1, y1, x2, y2) {
      let vertices = polygon;
      let nn = polygon.length;
      let width12 = x1 - x2, height12 = y1 - y2;
      let det1 = x1 * y2 - y1 * x2;
      let x3 = vertices[nn - 2], y3 = vertices[nn - 1];
      for (let ii = 0; ii < nn; ii += 2) {
        let x4 = vertices[ii], y4 = vertices[ii + 1];
        let det2 = x3 * y4 - y3 * x4;
        let width34 = x3 - x4, height34 = y3 - y4;
        let det3 = width12 * height34 - height12 * width34;
        let x = (det1 * width34 - width12 * det2) / det3;
        if ((x >= x3 && x <= x4 || x >= x4 && x <= x3) && (x >= x1 && x <= x2 || x >= x2 && x <= x1)) {
          let y = (det1 * height34 - height12 * det2) / det3;
          if ((y >= y3 && y <= y4 || y >= y4 && y <= y3) && (y >= y1 && y <= y2 || y >= y2 && y <= y1))
            return true;
        }
        x3 = x4;
        y3 = y4;
      }
      return false;
    }
    getPolygon(boundingBox) {
      if (!boundingBox)
        throw new Error("boundingBox cannot be null.");
      let index = this.boundingBoxes.indexOf(boundingBox);
      return index == -1 ? null : this.polygons[index];
    }
    getWidth() {
      return this.maxX - this.minX;
    }
    getHeight() {
      return this.maxY - this.minY;
    }
  };

  // spine-core/src/Triangulator.ts
  var Triangulator = class {
    constructor() {
      this.convexPolygons = new Array();
      this.convexPolygonsIndices = new Array();
      this.indicesArray = new Array();
      this.isConcaveArray = new Array();
      this.triangles = new Array();
      this.polygonPool = new Pool(() => {
        return new Array();
      });
      this.polygonIndicesPool = new Pool(() => {
        return new Array();
      });
    }
    triangulate(verticesArray) {
      let vertices = verticesArray;
      let vertexCount = verticesArray.length >> 1;
      let indices = this.indicesArray;
      indices.length = 0;
      for (let i = 0; i < vertexCount; i++)
        indices[i] = i;
      let isConcave = this.isConcaveArray;
      isConcave.length = 0;
      for (let i = 0, n = vertexCount; i < n; ++i)
        isConcave[i] = Triangulator.isConcave(i, vertexCount, vertices, indices);
      let triangles = this.triangles;
      triangles.length = 0;
      while (vertexCount > 3) {
        let previous = vertexCount - 1, i = 0, next = 1;
        while (true) {
          outer:
            if (!isConcave[i]) {
              let p1 = indices[previous] << 1, p2 = indices[i] << 1, p3 = indices[next] << 1;
              let p1x = vertices[p1], p1y = vertices[p1 + 1];
              let p2x = vertices[p2], p2y = vertices[p2 + 1];
              let p3x = vertices[p3], p3y = vertices[p3 + 1];
              for (let ii = (next + 1) % vertexCount; ii != previous; ii = (ii + 1) % vertexCount) {
                if (!isConcave[ii])
                  continue;
                let v = indices[ii] << 1;
                let vx = vertices[v], vy = vertices[v + 1];
                if (Triangulator.positiveArea(p3x, p3y, p1x, p1y, vx, vy)) {
                  if (Triangulator.positiveArea(p1x, p1y, p2x, p2y, vx, vy)) {
                    if (Triangulator.positiveArea(p2x, p2y, p3x, p3y, vx, vy))
                      break outer;
                  }
                }
              }
              break;
            }
          if (next == 0) {
            do {
              if (!isConcave[i])
                break;
              i--;
            } while (i > 0);
            break;
          }
          previous = i;
          i = next;
          next = (next + 1) % vertexCount;
        }
        triangles.push(indices[(vertexCount + i - 1) % vertexCount]);
        triangles.push(indices[i]);
        triangles.push(indices[(i + 1) % vertexCount]);
        indices.splice(i, 1);
        isConcave.splice(i, 1);
        vertexCount--;
        let previousIndex = (vertexCount + i - 1) % vertexCount;
        let nextIndex = i == vertexCount ? 0 : i;
        isConcave[previousIndex] = Triangulator.isConcave(previousIndex, vertexCount, vertices, indices);
        isConcave[nextIndex] = Triangulator.isConcave(nextIndex, vertexCount, vertices, indices);
      }
      if (vertexCount == 3) {
        triangles.push(indices[2]);
        triangles.push(indices[0]);
        triangles.push(indices[1]);
      }
      return triangles;
    }
    decompose(verticesArray, triangles) {
      let vertices = verticesArray;
      let convexPolygons = this.convexPolygons;
      this.polygonPool.freeAll(convexPolygons);
      convexPolygons.length = 0;
      let convexPolygonsIndices = this.convexPolygonsIndices;
      this.polygonIndicesPool.freeAll(convexPolygonsIndices);
      convexPolygonsIndices.length = 0;
      let polygonIndices = this.polygonIndicesPool.obtain();
      polygonIndices.length = 0;
      let polygon = this.polygonPool.obtain();
      polygon.length = 0;
      let fanBaseIndex = -1, lastWinding = 0;
      for (let i = 0, n = triangles.length; i < n; i += 3) {
        let t1 = triangles[i] << 1, t2 = triangles[i + 1] << 1, t3 = triangles[i + 2] << 1;
        let x1 = vertices[t1], y1 = vertices[t1 + 1];
        let x2 = vertices[t2], y2 = vertices[t2 + 1];
        let x3 = vertices[t3], y3 = vertices[t3 + 1];
        let merged = false;
        if (fanBaseIndex == t1) {
          let o = polygon.length - 4;
          let winding1 = Triangulator.winding(polygon[o], polygon[o + 1], polygon[o + 2], polygon[o + 3], x3, y3);
          let winding2 = Triangulator.winding(x3, y3, polygon[0], polygon[1], polygon[2], polygon[3]);
          if (winding1 == lastWinding && winding2 == lastWinding) {
            polygon.push(x3);
            polygon.push(y3);
            polygonIndices.push(t3);
            merged = true;
          }
        }
        if (!merged) {
          if (polygon.length > 0) {
            convexPolygons.push(polygon);
            convexPolygonsIndices.push(polygonIndices);
          } else {
            this.polygonPool.free(polygon);
            this.polygonIndicesPool.free(polygonIndices);
          }
          polygon = this.polygonPool.obtain();
          polygon.length = 0;
          polygon.push(x1);
          polygon.push(y1);
          polygon.push(x2);
          polygon.push(y2);
          polygon.push(x3);
          polygon.push(y3);
          polygonIndices = this.polygonIndicesPool.obtain();
          polygonIndices.length = 0;
          polygonIndices.push(t1);
          polygonIndices.push(t2);
          polygonIndices.push(t3);
          lastWinding = Triangulator.winding(x1, y1, x2, y2, x3, y3);
          fanBaseIndex = t1;
        }
      }
      if (polygon.length > 0) {
        convexPolygons.push(polygon);
        convexPolygonsIndices.push(polygonIndices);
      }
      for (let i = 0, n = convexPolygons.length; i < n; i++) {
        polygonIndices = convexPolygonsIndices[i];
        if (polygonIndices.length == 0)
          continue;
        let firstIndex = polygonIndices[0];
        let lastIndex = polygonIndices[polygonIndices.length - 1];
        polygon = convexPolygons[i];
        let o = polygon.length - 4;
        let prevPrevX = polygon[o], prevPrevY = polygon[o + 1];
        let prevX = polygon[o + 2], prevY = polygon[o + 3];
        let firstX = polygon[0], firstY = polygon[1];
        let secondX = polygon[2], secondY = polygon[3];
        let winding = Triangulator.winding(prevPrevX, prevPrevY, prevX, prevY, firstX, firstY);
        for (let ii = 0; ii < n; ii++) {
          if (ii == i)
            continue;
          let otherIndices = convexPolygonsIndices[ii];
          if (otherIndices.length != 3)
            continue;
          let otherFirstIndex = otherIndices[0];
          let otherSecondIndex = otherIndices[1];
          let otherLastIndex = otherIndices[2];
          let otherPoly = convexPolygons[ii];
          let x3 = otherPoly[otherPoly.length - 2], y3 = otherPoly[otherPoly.length - 1];
          if (otherFirstIndex != firstIndex || otherSecondIndex != lastIndex)
            continue;
          let winding1 = Triangulator.winding(prevPrevX, prevPrevY, prevX, prevY, x3, y3);
          let winding2 = Triangulator.winding(x3, y3, firstX, firstY, secondX, secondY);
          if (winding1 == winding && winding2 == winding) {
            otherPoly.length = 0;
            otherIndices.length = 0;
            polygon.push(x3);
            polygon.push(y3);
            polygonIndices.push(otherLastIndex);
            prevPrevX = prevX;
            prevPrevY = prevY;
            prevX = x3;
            prevY = y3;
            ii = 0;
          }
        }
      }
      for (let i = convexPolygons.length - 1; i >= 0; i--) {
        polygon = convexPolygons[i];
        if (polygon.length == 0) {
          convexPolygons.splice(i, 1);
          this.polygonPool.free(polygon);
          polygonIndices = convexPolygonsIndices[i];
          convexPolygonsIndices.splice(i, 1);
          this.polygonIndicesPool.free(polygonIndices);
        }
      }
      return convexPolygons;
    }
    static isConcave(index, vertexCount, vertices, indices) {
      let previous = indices[(vertexCount + index - 1) % vertexCount] << 1;
      let current = indices[index] << 1;
      let next = indices[(index + 1) % vertexCount] << 1;
      return !this.positiveArea(vertices[previous], vertices[previous + 1], vertices[current], vertices[current + 1], vertices[next], vertices[next + 1]);
    }
    static positiveArea(p1x, p1y, p2x, p2y, p3x, p3y) {
      return p1x * (p3y - p2y) + p2x * (p1y - p3y) + p3x * (p2y - p1y) >= 0;
    }
    static winding(p1x, p1y, p2x, p2y, p3x, p3y) {
      let px = p2x - p1x, py = p2y - p1y;
      return p3x * py - p3y * px + px * p1y - p1x * py >= 0 ? 1 : -1;
    }
  };

  // spine-core/src/SkeletonClipping.ts
  var SkeletonClipping = class {
    constructor() {
      this.triangulator = new Triangulator();
      this.clippingPolygon = new Array();
      this.clipOutput = new Array();
      this.clippedVertices = new Array();
      this.clippedTriangles = new Array();
      this.scratch = new Array();
    }
    clipStart(slot, clip) {
      if (this.clipAttachment)
        return 0;
      this.clipAttachment = clip;
      let n = clip.worldVerticesLength;
      let vertices = Utils.setArraySize(this.clippingPolygon, n);
      clip.computeWorldVertices(slot, 0, n, vertices, 0, 2);
      let clippingPolygon = this.clippingPolygon;
      SkeletonClipping.makeClockwise(clippingPolygon);
      let clippingPolygons = this.clippingPolygons = this.triangulator.decompose(clippingPolygon, this.triangulator.triangulate(clippingPolygon));
      for (let i = 0, n2 = clippingPolygons.length; i < n2; i++) {
        let polygon = clippingPolygons[i];
        SkeletonClipping.makeClockwise(polygon);
        polygon.push(polygon[0]);
        polygon.push(polygon[1]);
      }
      return clippingPolygons.length;
    }
    clipEndWithSlot(slot) {
      if (this.clipAttachment && this.clipAttachment.endSlot == slot.data)
        this.clipEnd();
    }
    clipEnd() {
      if (!this.clipAttachment)
        return;
      this.clipAttachment = null;
      this.clippingPolygons = null;
      this.clippedVertices.length = 0;
      this.clippedTriangles.length = 0;
      this.clippingPolygon.length = 0;
    }
    isClipping() {
      return this.clipAttachment != null;
    }
    clipTriangles(vertices, verticesLength, triangles, trianglesLength, uvs, light, dark, twoColor) {
      let clipOutput = this.clipOutput, clippedVertices = this.clippedVertices;
      let clippedTriangles = this.clippedTriangles;
      let polygons = this.clippingPolygons;
      let polygonsCount = this.clippingPolygons.length;
      let vertexSize = twoColor ? 12 : 8;
      let index = 0;
      clippedVertices.length = 0;
      clippedTriangles.length = 0;
      outer:
        for (let i = 0; i < trianglesLength; i += 3) {
          let vertexOffset = triangles[i] << 1;
          let x1 = vertices[vertexOffset], y1 = vertices[vertexOffset + 1];
          let u1 = uvs[vertexOffset], v1 = uvs[vertexOffset + 1];
          vertexOffset = triangles[i + 1] << 1;
          let x2 = vertices[vertexOffset], y2 = vertices[vertexOffset + 1];
          let u2 = uvs[vertexOffset], v2 = uvs[vertexOffset + 1];
          vertexOffset = triangles[i + 2] << 1;
          let x3 = vertices[vertexOffset], y3 = vertices[vertexOffset + 1];
          let u3 = uvs[vertexOffset], v3 = uvs[vertexOffset + 1];
          for (let p = 0; p < polygonsCount; p++) {
            let s = clippedVertices.length;
            if (this.clip(x1, y1, x2, y2, x3, y3, polygons[p], clipOutput)) {
              let clipOutputLength = clipOutput.length;
              if (clipOutputLength == 0)
                continue;
              let d0 = y2 - y3, d1 = x3 - x2, d2 = x1 - x3, d4 = y3 - y1;
              let d = 1 / (d0 * d2 + d1 * (y1 - y3));
              let clipOutputCount = clipOutputLength >> 1;
              let clipOutputItems = this.clipOutput;
              let clippedVerticesItems = Utils.setArraySize(clippedVertices, s + clipOutputCount * vertexSize);
              for (let ii = 0; ii < clipOutputLength; ii += 2) {
                let x = clipOutputItems[ii], y = clipOutputItems[ii + 1];
                clippedVerticesItems[s] = x;
                clippedVerticesItems[s + 1] = y;
                clippedVerticesItems[s + 2] = light.r;
                clippedVerticesItems[s + 3] = light.g;
                clippedVerticesItems[s + 4] = light.b;
                clippedVerticesItems[s + 5] = light.a;
                let c0 = x - x3, c1 = y - y3;
                let a = (d0 * c0 + d1 * c1) * d;
                let b = (d4 * c0 + d2 * c1) * d;
                let c = 1 - a - b;
                clippedVerticesItems[s + 6] = u1 * a + u2 * b + u3 * c;
                clippedVerticesItems[s + 7] = v1 * a + v2 * b + v3 * c;
                if (twoColor) {
                  clippedVerticesItems[s + 8] = dark.r;
                  clippedVerticesItems[s + 9] = dark.g;
                  clippedVerticesItems[s + 10] = dark.b;
                  clippedVerticesItems[s + 11] = dark.a;
                }
                s += vertexSize;
              }
              s = clippedTriangles.length;
              let clippedTrianglesItems = Utils.setArraySize(clippedTriangles, s + 3 * (clipOutputCount - 2));
              clipOutputCount--;
              for (let ii = 1; ii < clipOutputCount; ii++) {
                clippedTrianglesItems[s] = index;
                clippedTrianglesItems[s + 1] = index + ii;
                clippedTrianglesItems[s + 2] = index + ii + 1;
                s += 3;
              }
              index += clipOutputCount + 1;
            } else {
              let clippedVerticesItems = Utils.setArraySize(clippedVertices, s + 3 * vertexSize);
              clippedVerticesItems[s] = x1;
              clippedVerticesItems[s + 1] = y1;
              clippedVerticesItems[s + 2] = light.r;
              clippedVerticesItems[s + 3] = light.g;
              clippedVerticesItems[s + 4] = light.b;
              clippedVerticesItems[s + 5] = light.a;
              if (!twoColor) {
                clippedVerticesItems[s + 6] = u1;
                clippedVerticesItems[s + 7] = v1;
                clippedVerticesItems[s + 8] = x2;
                clippedVerticesItems[s + 9] = y2;
                clippedVerticesItems[s + 10] = light.r;
                clippedVerticesItems[s + 11] = light.g;
                clippedVerticesItems[s + 12] = light.b;
                clippedVerticesItems[s + 13] = light.a;
                clippedVerticesItems[s + 14] = u2;
                clippedVerticesItems[s + 15] = v2;
                clippedVerticesItems[s + 16] = x3;
                clippedVerticesItems[s + 17] = y3;
                clippedVerticesItems[s + 18] = light.r;
                clippedVerticesItems[s + 19] = light.g;
                clippedVerticesItems[s + 20] = light.b;
                clippedVerticesItems[s + 21] = light.a;
                clippedVerticesItems[s + 22] = u3;
                clippedVerticesItems[s + 23] = v3;
              } else {
                clippedVerticesItems[s + 6] = u1;
                clippedVerticesItems[s + 7] = v1;
                clippedVerticesItems[s + 8] = dark.r;
                clippedVerticesItems[s + 9] = dark.g;
                clippedVerticesItems[s + 10] = dark.b;
                clippedVerticesItems[s + 11] = dark.a;
                clippedVerticesItems[s + 12] = x2;
                clippedVerticesItems[s + 13] = y2;
                clippedVerticesItems[s + 14] = light.r;
                clippedVerticesItems[s + 15] = light.g;
                clippedVerticesItems[s + 16] = light.b;
                clippedVerticesItems[s + 17] = light.a;
                clippedVerticesItems[s + 18] = u2;
                clippedVerticesItems[s + 19] = v2;
                clippedVerticesItems[s + 20] = dark.r;
                clippedVerticesItems[s + 21] = dark.g;
                clippedVerticesItems[s + 22] = dark.b;
                clippedVerticesItems[s + 23] = dark.a;
                clippedVerticesItems[s + 24] = x3;
                clippedVerticesItems[s + 25] = y3;
                clippedVerticesItems[s + 26] = light.r;
                clippedVerticesItems[s + 27] = light.g;
                clippedVerticesItems[s + 28] = light.b;
                clippedVerticesItems[s + 29] = light.a;
                clippedVerticesItems[s + 30] = u3;
                clippedVerticesItems[s + 31] = v3;
                clippedVerticesItems[s + 32] = dark.r;
                clippedVerticesItems[s + 33] = dark.g;
                clippedVerticesItems[s + 34] = dark.b;
                clippedVerticesItems[s + 35] = dark.a;
              }
              s = clippedTriangles.length;
              let clippedTrianglesItems = Utils.setArraySize(clippedTriangles, s + 3);
              clippedTrianglesItems[s] = index;
              clippedTrianglesItems[s + 1] = index + 1;
              clippedTrianglesItems[s + 2] = index + 2;
              index += 3;
              continue outer;
            }
          }
        }
    }
    clip(x1, y1, x2, y2, x3, y3, clippingArea, output) {
      let originalOutput = output;
      let clipped = false;
      let input = null;
      if (clippingArea.length % 4 >= 2) {
        input = output;
        output = this.scratch;
      } else
        input = this.scratch;
      input.length = 0;
      input.push(x1);
      input.push(y1);
      input.push(x2);
      input.push(y2);
      input.push(x3);
      input.push(y3);
      input.push(x1);
      input.push(y1);
      output.length = 0;
      let clippingVertices = clippingArea;
      let clippingVerticesLast = clippingArea.length - 4;
      for (let i = 0; ; i += 2) {
        let edgeX = clippingVertices[i], edgeY = clippingVertices[i + 1];
        let edgeX2 = clippingVertices[i + 2], edgeY2 = clippingVertices[i + 3];
        let deltaX = edgeX - edgeX2, deltaY = edgeY - edgeY2;
        let inputVertices = input;
        let inputVerticesLength = input.length - 2, outputStart = output.length;
        for (let ii = 0; ii < inputVerticesLength; ii += 2) {
          let inputX = inputVertices[ii], inputY = inputVertices[ii + 1];
          let inputX2 = inputVertices[ii + 2], inputY2 = inputVertices[ii + 3];
          let side2 = deltaX * (inputY2 - edgeY2) - deltaY * (inputX2 - edgeX2) > 0;
          if (deltaX * (inputY - edgeY2) - deltaY * (inputX - edgeX2) > 0) {
            if (side2) {
              output.push(inputX2);
              output.push(inputY2);
              continue;
            }
            let c0 = inputY2 - inputY, c2 = inputX2 - inputX;
            let s = c0 * (edgeX2 - edgeX) - c2 * (edgeY2 - edgeY);
            if (Math.abs(s) > 1e-6) {
              let ua = (c2 * (edgeY - inputY) - c0 * (edgeX - inputX)) / s;
              output.push(edgeX + (edgeX2 - edgeX) * ua);
              output.push(edgeY + (edgeY2 - edgeY) * ua);
            } else {
              output.push(edgeX);
              output.push(edgeY);
            }
          } else if (side2) {
            let c0 = inputY2 - inputY, c2 = inputX2 - inputX;
            let s = c0 * (edgeX2 - edgeX) - c2 * (edgeY2 - edgeY);
            if (Math.abs(s) > 1e-6) {
              let ua = (c2 * (edgeY - inputY) - c0 * (edgeX - inputX)) / s;
              output.push(edgeX + (edgeX2 - edgeX) * ua);
              output.push(edgeY + (edgeY2 - edgeY) * ua);
            } else {
              output.push(edgeX);
              output.push(edgeY);
            }
            output.push(inputX2);
            output.push(inputY2);
          }
          clipped = true;
        }
        if (outputStart == output.length) {
          originalOutput.length = 0;
          return true;
        }
        output.push(output[0]);
        output.push(output[1]);
        if (i == clippingVerticesLast)
          break;
        let temp = output;
        output = input;
        output.length = 0;
        input = temp;
      }
      if (originalOutput != output) {
        originalOutput.length = 0;
        for (let i = 0, n = output.length - 2; i < n; i++)
          originalOutput[i] = output[i];
      } else
        originalOutput.length = originalOutput.length - 2;
      return clipped;
    }
    static makeClockwise(polygon) {
      let vertices = polygon;
      let verticeslength = polygon.length;
      let area = vertices[verticeslength - 2] * vertices[1] - vertices[0] * vertices[verticeslength - 1], p1x = 0, p1y = 0, p2x = 0, p2y = 0;
      for (let i = 0, n = verticeslength - 3; i < n; i += 2) {
        p1x = vertices[i];
        p1y = vertices[i + 1];
        p2x = vertices[i + 2];
        p2y = vertices[i + 3];
        area += p1x * p2y - p2x * p1y;
      }
      if (area < 0)
        return;
      for (let i = 0, lastX = verticeslength - 2, n = verticeslength >> 1; i < n; i += 2) {
        let x = vertices[i], y = vertices[i + 1];
        let other = lastX - i;
        vertices[i] = vertices[other];
        vertices[i + 1] = vertices[other + 1];
        vertices[other] = x;
        vertices[other + 1] = y;
      }
    }
  };

  // spine-core/src/SkeletonJson.ts
  var SkeletonJson = class {
    constructor(attachmentLoader) {
      this.scale = 1;
      this.linkedMeshes = new Array();
      this.attachmentLoader = attachmentLoader;
    }
    readSkeletonData(json) {
      let scale = this.scale;
      let skeletonData = new SkeletonData();
      let root = typeof json === "string" ? JSON.parse(json) : json;
      let skeletonMap = root.skeleton;
      if (skeletonMap) {
        skeletonData.hash = skeletonMap.hash;
        skeletonData.version = skeletonMap.spine;
        skeletonData.x = skeletonMap.x;
        skeletonData.y = skeletonMap.y;
        skeletonData.width = skeletonMap.width;
        skeletonData.height = skeletonMap.height;
        skeletonData.fps = skeletonMap.fps;
        skeletonData.imagesPath = skeletonMap.images;
      }
      if (root.bones) {
        for (let i = 0; i < root.bones.length; i++) {
          let boneMap = root.bones[i];
          let parent = null;
          let parentName = getValue(boneMap, "parent", null);
          if (parentName)
            parent = skeletonData.findBone(parentName);
          let data = new BoneData(skeletonData.bones.length, boneMap.name, parent);
          data.length = getValue(boneMap, "length", 0) * scale;
          data.x = getValue(boneMap, "x", 0) * scale;
          data.y = getValue(boneMap, "y", 0) * scale;
          data.rotation = getValue(boneMap, "rotation", 0);
          data.scaleX = getValue(boneMap, "scaleX", 1);
          data.scaleY = getValue(boneMap, "scaleY", 1);
          data.shearX = getValue(boneMap, "shearX", 0);
          data.shearY = getValue(boneMap, "shearY", 0);
          data.transformMode = Utils.enumValue(TransformMode, getValue(boneMap, "transform", "Normal"));
          data.skinRequired = getValue(boneMap, "skin", false);
          let color = getValue(boneMap, "color", null);
          if (color)
            data.color.setFromString(color);
          skeletonData.bones.push(data);
        }
      }
      if (root.slots) {
        for (let i = 0; i < root.slots.length; i++) {
          let slotMap = root.slots[i];
          let boneData = skeletonData.findBone(slotMap.bone);
          let data = new SlotData(skeletonData.slots.length, slotMap.name, boneData);
          let color = getValue(slotMap, "color", null);
          if (color)
            data.color.setFromString(color);
          let dark = getValue(slotMap, "dark", null);
          if (dark)
            data.darkColor = Color.fromString(dark);
          data.attachmentName = getValue(slotMap, "attachment", null);
          data.blendMode = Utils.enumValue(BlendMode, getValue(slotMap, "blend", "normal"));
          skeletonData.slots.push(data);
        }
      }
      if (root.ik) {
        for (let i = 0; i < root.ik.length; i++) {
          let constraintMap = root.ik[i];
          let data = new IkConstraintData(constraintMap.name);
          data.order = getValue(constraintMap, "order", 0);
          data.skinRequired = getValue(constraintMap, "skin", false);
          for (let ii = 0; ii < constraintMap.bones.length; ii++)
            data.bones.push(skeletonData.findBone(constraintMap.bones[ii]));
          data.target = skeletonData.findBone(constraintMap.target);
          data.mix = getValue(constraintMap, "mix", 1);
          data.softness = getValue(constraintMap, "softness", 0) * scale;
          data.bendDirection = getValue(constraintMap, "bendPositive", true) ? 1 : -1;
          data.compress = getValue(constraintMap, "compress", false);
          data.stretch = getValue(constraintMap, "stretch", false);
          data.uniform = getValue(constraintMap, "uniform", false);
          skeletonData.ikConstraints.push(data);
        }
      }
      if (root.transform) {
        for (let i = 0; i < root.transform.length; i++) {
          let constraintMap = root.transform[i];
          let data = new TransformConstraintData(constraintMap.name);
          data.order = getValue(constraintMap, "order", 0);
          data.skinRequired = getValue(constraintMap, "skin", false);
          for (let ii = 0; ii < constraintMap.bones.length; ii++)
            data.bones.push(skeletonData.findBone(constraintMap.bones[ii]));
          let targetName = constraintMap.target;
          data.target = skeletonData.findBone(targetName);
          data.local = getValue(constraintMap, "local", false);
          data.relative = getValue(constraintMap, "relative", false);
          data.offsetRotation = getValue(constraintMap, "rotation", 0);
          data.offsetX = getValue(constraintMap, "x", 0) * scale;
          data.offsetY = getValue(constraintMap, "y", 0) * scale;
          data.offsetScaleX = getValue(constraintMap, "scaleX", 0);
          data.offsetScaleY = getValue(constraintMap, "scaleY", 0);
          data.offsetShearY = getValue(constraintMap, "shearY", 0);
          data.mixRotate = getValue(constraintMap, "mixRotate", 1);
          data.mixX = getValue(constraintMap, "mixX", 1);
          data.mixY = getValue(constraintMap, "mixY", data.mixX);
          data.mixScaleX = getValue(constraintMap, "mixScaleX", 1);
          data.mixScaleY = getValue(constraintMap, "mixScaleY", data.mixScaleX);
          data.mixShearY = getValue(constraintMap, "mixShearY", 1);
          skeletonData.transformConstraints.push(data);
        }
      }
      if (root.path) {
        for (let i = 0; i < root.path.length; i++) {
          let constraintMap = root.path[i];
          let data = new PathConstraintData(constraintMap.name);
          data.order = getValue(constraintMap, "order", 0);
          data.skinRequired = getValue(constraintMap, "skin", false);
          for (let ii = 0; ii < constraintMap.bones.length; ii++)
            data.bones.push(skeletonData.findBone(constraintMap.bones[ii]));
          let targetName = constraintMap.target;
          data.target = skeletonData.findSlot(targetName);
          data.positionMode = Utils.enumValue(PositionMode, getValue(constraintMap, "positionMode", "Percent"));
          data.spacingMode = Utils.enumValue(SpacingMode, getValue(constraintMap, "spacingMode", "Length"));
          data.rotateMode = Utils.enumValue(RotateMode, getValue(constraintMap, "rotateMode", "Tangent"));
          data.offsetRotation = getValue(constraintMap, "rotation", 0);
          data.position = getValue(constraintMap, "position", 0);
          if (data.positionMode == PositionMode.Fixed)
            data.position *= scale;
          data.spacing = getValue(constraintMap, "spacing", 0);
          if (data.spacingMode == SpacingMode.Length || data.spacingMode == SpacingMode.Fixed)
            data.spacing *= scale;
          data.mixRotate = getValue(constraintMap, "mixRotate", 1);
          data.mixX = getValue(constraintMap, "mixX", 1);
          data.mixY = getValue(constraintMap, "mixY", data.mixX);
          skeletonData.pathConstraints.push(data);
        }
      }
      if (root.skins) {
        for (let i = 0; i < root.skins.length; i++) {
          let skinMap = root.skins[i];
          let skin = new Skin(skinMap.name);
          if (skinMap.bones) {
            for (let ii = 0; ii < skinMap.bones.length; ii++)
              skin.bones.push(skeletonData.findBone(skinMap.bones[ii]));
          }
          if (skinMap.ik) {
            for (let ii = 0; ii < skinMap.ik.length; ii++)
              skin.constraints.push(skeletonData.findIkConstraint(skinMap.ik[ii]));
          }
          if (skinMap.transform) {
            for (let ii = 0; ii < skinMap.transform.length; ii++)
              skin.constraints.push(skeletonData.findTransformConstraint(skinMap.transform[ii]));
          }
          if (skinMap.path) {
            for (let ii = 0; ii < skinMap.path.length; ii++)
              skin.constraints.push(skeletonData.findPathConstraint(skinMap.path[ii]));
          }
          for (let slotName in skinMap.attachments) {
            let slot = skeletonData.findSlot(slotName);
            let slotMap = skinMap.attachments[slotName];
            for (let entryName in slotMap) {
              let attachment = this.readAttachment(slotMap[entryName], skin, slot.index, entryName, skeletonData);
              if (attachment)
                skin.setAttachment(slot.index, entryName, attachment);
            }
          }
          skeletonData.skins.push(skin);
          if (skin.name == "default")
            skeletonData.defaultSkin = skin;
        }
      }
      for (let i = 0, n = this.linkedMeshes.length; i < n; i++) {
        let linkedMesh = this.linkedMeshes[i];
        let skin = !linkedMesh.skin ? skeletonData.defaultSkin : skeletonData.findSkin(linkedMesh.skin);
        let parent = skin.getAttachment(linkedMesh.slotIndex, linkedMesh.parent);
        linkedMesh.mesh.deformAttachment = linkedMesh.inheritDeform ? parent : linkedMesh.mesh;
        linkedMesh.mesh.setParentMesh(parent);
        linkedMesh.mesh.updateUVs();
      }
      this.linkedMeshes.length = 0;
      if (root.events) {
        for (let eventName in root.events) {
          let eventMap = root.events[eventName];
          let data = new EventData(eventName);
          data.intValue = getValue(eventMap, "int", 0);
          data.floatValue = getValue(eventMap, "float", 0);
          data.stringValue = getValue(eventMap, "string", "");
          data.audioPath = getValue(eventMap, "audio", null);
          if (data.audioPath) {
            data.volume = getValue(eventMap, "volume", 1);
            data.balance = getValue(eventMap, "balance", 0);
          }
          skeletonData.events.push(data);
        }
      }
      if (root.animations) {
        for (let animationName in root.animations) {
          let animationMap = root.animations[animationName];
          this.readAnimation(animationMap, animationName, skeletonData);
        }
      }
      return skeletonData;
    }
    readAttachment(map, skin, slotIndex, name, skeletonData) {
      let scale = this.scale;
      name = getValue(map, "name", name);
      switch (getValue(map, "type", "region")) {
        case "region": {
          let path = getValue(map, "path", name);
          let region = this.attachmentLoader.newRegionAttachment(skin, name, path);
          if (!region)
            return null;
          region.path = path;
          region.x = getValue(map, "x", 0) * scale;
          region.y = getValue(map, "y", 0) * scale;
          region.scaleX = getValue(map, "scaleX", 1);
          region.scaleY = getValue(map, "scaleY", 1);
          region.rotation = getValue(map, "rotation", 0);
          region.width = map.width * scale;
          region.height = map.height * scale;
          let color = getValue(map, "color", null);
          if (color)
            region.color.setFromString(color);
          region.updateOffset();
          return region;
        }
        case "boundingbox": {
          let box = this.attachmentLoader.newBoundingBoxAttachment(skin, name);
          if (!box)
            return null;
          this.readVertices(map, box, map.vertexCount << 1);
          let color = getValue(map, "color", null);
          if (color)
            box.color.setFromString(color);
          return box;
        }
        case "mesh":
        case "linkedmesh": {
          let path = getValue(map, "path", name);
          let mesh = this.attachmentLoader.newMeshAttachment(skin, name, path);
          if (!mesh)
            return null;
          mesh.path = path;
          let color = getValue(map, "color", null);
          if (color)
            mesh.color.setFromString(color);
          mesh.width = getValue(map, "width", 0) * scale;
          mesh.height = getValue(map, "height", 0) * scale;
          let parent = getValue(map, "parent", null);
          if (parent) {
            this.linkedMeshes.push(new LinkedMesh2(mesh, getValue(map, "skin", null), slotIndex, parent, getValue(map, "deform", true)));
            return mesh;
          }
          let uvs = map.uvs;
          this.readVertices(map, mesh, uvs.length);
          mesh.triangles = map.triangles;
          mesh.regionUVs = uvs;
          mesh.updateUVs();
          mesh.edges = getValue(map, "edges", null);
          mesh.hullLength = getValue(map, "hull", 0) * 2;
          return mesh;
        }
        case "path": {
          let path = this.attachmentLoader.newPathAttachment(skin, name);
          if (!path)
            return null;
          path.closed = getValue(map, "closed", false);
          path.constantSpeed = getValue(map, "constantSpeed", true);
          let vertexCount = map.vertexCount;
          this.readVertices(map, path, vertexCount << 1);
          let lengths = Utils.newArray(vertexCount / 3, 0);
          for (let i = 0; i < map.lengths.length; i++)
            lengths[i] = map.lengths[i] * scale;
          path.lengths = lengths;
          let color = getValue(map, "color", null);
          if (color)
            path.color.setFromString(color);
          return path;
        }
        case "point": {
          let point = this.attachmentLoader.newPointAttachment(skin, name);
          if (!point)
            return null;
          point.x = getValue(map, "x", 0) * scale;
          point.y = getValue(map, "y", 0) * scale;
          point.rotation = getValue(map, "rotation", 0);
          let color = getValue(map, "color", null);
          if (color)
            point.color.setFromString(color);
          return point;
        }
        case "clipping": {
          let clip = this.attachmentLoader.newClippingAttachment(skin, name);
          if (!clip)
            return null;
          let end = getValue(map, "end", null);
          if (end)
            clip.endSlot = skeletonData.findSlot(end);
          let vertexCount = map.vertexCount;
          this.readVertices(map, clip, vertexCount << 1);
          let color = getValue(map, "color", null);
          if (color)
            clip.color.setFromString(color);
          return clip;
        }
      }
      return null;
    }
    readVertices(map, attachment, verticesLength) {
      let scale = this.scale;
      attachment.worldVerticesLength = verticesLength;
      let vertices = map.vertices;
      if (verticesLength == vertices.length) {
        let scaledVertices = Utils.toFloatArray(vertices);
        if (scale != 1) {
          for (let i = 0, n = vertices.length; i < n; i++)
            scaledVertices[i] *= scale;
        }
        attachment.vertices = scaledVertices;
        return;
      }
      let weights = new Array();
      let bones = new Array();
      for (let i = 0, n = vertices.length; i < n; ) {
        let boneCount = vertices[i++];
        bones.push(boneCount);
        for (let nn = i + boneCount * 4; i < nn; i += 4) {
          bones.push(vertices[i]);
          weights.push(vertices[i + 1] * scale);
          weights.push(vertices[i + 2] * scale);
          weights.push(vertices[i + 3]);
        }
      }
      attachment.bones = bones;
      attachment.vertices = Utils.toFloatArray(weights);
    }
    readAnimation(map, name, skeletonData) {
      let scale = this.scale;
      let timelines = new Array();
      if (map.slots) {
        for (let slotName in map.slots) {
          let slotMap = map.slots[slotName];
          let slotIndex = skeletonData.findSlotIndex(slotName);
          for (let timelineName in slotMap) {
            let timelineMap = slotMap[timelineName];
            if (!timelineMap)
              continue;
            if (timelineName == "attachment") {
              let timeline = new AttachmentTimeline(timelineMap.length, slotIndex);
              for (let frame = 0; frame < timelineMap.length; frame++) {
                let keyMap = timelineMap[frame];
                timeline.setFrame(frame, getValue(keyMap, "time", 0), keyMap.name);
              }
              timelines.push(timeline);
            } else if (timelineName == "rgba") {
              let timeline = new RGBATimeline(timelineMap.length, timelineMap.length << 2, slotIndex);
              let keyMap = timelineMap[0];
              let time = getValue(keyMap, "time", 0);
              let color = Color.fromString(keyMap.color);
              for (let frame = 0, bezier = 0; ; frame++) {
                timeline.setFrame(frame, time, color.r, color.g, color.b, color.a);
                let nextMap = timelineMap[frame + 1];
                if (!nextMap) {
                  timeline.shrink(bezier);
                  break;
                }
                let time2 = getValue(nextMap, "time", 0);
                let newColor = Color.fromString(nextMap.color);
                let curve = keyMap.curve;
                if (curve) {
                  bezier = readCurve(curve, timeline, bezier, frame, 0, time, time2, color.r, newColor.r, 1);
                  bezier = readCurve(curve, timeline, bezier, frame, 1, time, time2, color.g, newColor.g, 1);
                  bezier = readCurve(curve, timeline, bezier, frame, 2, time, time2, color.b, newColor.b, 1);
                  bezier = readCurve(curve, timeline, bezier, frame, 3, time, time2, color.a, newColor.a, 1);
                }
                time = time2;
                color = newColor;
                keyMap = nextMap;
              }
              timelines.push(timeline);
            } else if (timelineName == "rgb") {
              let timeline = new RGBTimeline(timelineMap.length, timelineMap.length * 3, slotIndex);
              let keyMap = timelineMap[0];
              let time = getValue(keyMap, "time", 0);
              let color = Color.fromString(keyMap.color);
              for (let frame = 0, bezier = 0; ; frame++) {
                timeline.setFrame(frame, time, color.r, color.g, color.b);
                let nextMap = timelineMap[frame + 1];
                if (!nextMap) {
                  timeline.shrink(bezier);
                  break;
                }
                let time2 = getValue(nextMap, "time", 0);
                let newColor = Color.fromString(nextMap.color);
                let curve = keyMap.curve;
                if (curve) {
                  bezier = readCurve(curve, timeline, bezier, frame, 0, time, time2, color.r, newColor.r, 1);
                  bezier = readCurve(curve, timeline, bezier, frame, 1, time, time2, color.g, newColor.g, 1);
                  bezier = readCurve(curve, timeline, bezier, frame, 2, time, time2, color.b, newColor.b, 1);
                }
                time = time2;
                color = newColor;
                keyMap = nextMap;
              }
              timelines.push(timeline);
            } else if (timelineName == "alpha") {
              timelines.push(readTimeline12(timelineMap, new AlphaTimeline(timelineMap.length, timelineMap.length, slotIndex), 0, 1));
            } else if (timelineName == "rgba2") {
              let timeline = new RGBA2Timeline(timelineMap.length, timelineMap.length * 7, slotIndex);
              let keyMap = timelineMap[0];
              let time = getValue(keyMap, "time", 0);
              let color = Color.fromString(keyMap.light);
              let color2 = Color.fromString(keyMap.dark);
              for (let frame = 0, bezier = 0; ; frame++) {
                timeline.setFrame(frame, time, color.r, color.g, color.b, color.a, color2.r, color2.g, color2.b);
                let nextMap = timelineMap[frame + 1];
                if (!nextMap) {
                  timeline.shrink(bezier);
                  break;
                }
                let time2 = getValue(nextMap, "time", 0);
                let newColor = Color.fromString(nextMap.light);
                let newColor2 = Color.fromString(nextMap.dark);
                let curve = keyMap.curve;
                if (curve) {
                  bezier = readCurve(curve, timeline, bezier, frame, 0, time, time2, color.r, newColor.r, 1);
                  bezier = readCurve(curve, timeline, bezier, frame, 1, time, time2, color.g, newColor.g, 1);
                  bezier = readCurve(curve, timeline, bezier, frame, 2, time, time2, color.b, newColor.b, 1);
                  bezier = readCurve(curve, timeline, bezier, frame, 3, time, time2, color.a, newColor.a, 1);
                  bezier = readCurve(curve, timeline, bezier, frame, 4, time, time2, color2.r, newColor2.r, 1);
                  bezier = readCurve(curve, timeline, bezier, frame, 5, time, time2, color2.g, newColor2.g, 1);
                  bezier = readCurve(curve, timeline, bezier, frame, 6, time, time2, color2.b, newColor2.b, 1);
                }
                time = time2;
                color = newColor;
                color2 = newColor2;
                keyMap = nextMap;
              }
              timelines.push(timeline);
            } else if (timelineName == "rgb2") {
              let timeline = new RGB2Timeline(timelineMap.length, timelineMap.length * 6, slotIndex);
              let keyMap = timelineMap[0];
              let time = getValue(keyMap, "time", 0);
              let color = Color.fromString(keyMap.light);
              let color2 = Color.fromString(keyMap.dark);
              for (let frame = 0, bezier = 0; ; frame++) {
                timeline.setFrame(frame, time, color.r, color.g, color.b, color2.r, color2.g, color2.b);
                let nextMap = timelineMap[frame + 1];
                if (!nextMap) {
                  timeline.shrink(bezier);
                  break;
                }
                let time2 = getValue(nextMap, "time", 0);
                let newColor = Color.fromString(nextMap.light);
                let newColor2 = Color.fromString(nextMap.dark);
                let curve = keyMap.curve;
                if (curve) {
                  bezier = readCurve(curve, timeline, bezier, frame, 0, time, time2, color.r, newColor.r, 1);
                  bezier = readCurve(curve, timeline, bezier, frame, 1, time, time2, color.g, newColor.g, 1);
                  bezier = readCurve(curve, timeline, bezier, frame, 2, time, time2, color.b, newColor.b, 1);
                  bezier = readCurve(curve, timeline, bezier, frame, 3, time, time2, color2.r, newColor2.r, 1);
                  bezier = readCurve(curve, timeline, bezier, frame, 4, time, time2, color2.g, newColor2.g, 1);
                  bezier = readCurve(curve, timeline, bezier, frame, 5, time, time2, color2.b, newColor2.b, 1);
                }
                time = time2;
                color = newColor;
                color2 = newColor2;
                keyMap = nextMap;
              }
              timelines.push(timeline);
            }
          }
        }
      }
      if (map.bones) {
        for (let boneName in map.bones) {
          let boneMap = map.bones[boneName];
          let boneIndex = skeletonData.findBoneIndex(boneName);
          for (let timelineName in boneMap) {
            let timelineMap = boneMap[timelineName];
            if (timelineMap.length == 0)
              continue;
            if (timelineName === "rotate") {
              timelines.push(readTimeline12(timelineMap, new RotateTimeline(timelineMap.length, timelineMap.length, boneIndex), 0, 1));
            } else if (timelineName === "translate") {
              let timeline = new TranslateTimeline(timelineMap.length, timelineMap.length << 1, boneIndex);
              timelines.push(readTimeline22(timelineMap, timeline, "x", "y", 0, scale));
            } else if (timelineName === "translatex") {
              let timeline = new TranslateXTimeline(timelineMap.length, timelineMap.length, boneIndex);
              timelines.push(readTimeline12(timelineMap, timeline, 0, scale));
            } else if (timelineName === "translatey") {
              let timeline = new TranslateYTimeline(timelineMap.length, timelineMap.length, boneIndex);
              timelines.push(readTimeline12(timelineMap, timeline, 0, scale));
            } else if (timelineName === "scale") {
              let timeline = new ScaleTimeline(timelineMap.length, timelineMap.length << 1, boneIndex);
              timelines.push(readTimeline22(timelineMap, timeline, "x", "y", 1, 1));
            } else if (timelineName === "scalex") {
              let timeline = new ScaleXTimeline(timelineMap.length, timelineMap.length, boneIndex);
              timelines.push(readTimeline12(timelineMap, timeline, 1, 1));
            } else if (timelineName === "scaley") {
              let timeline = new ScaleYTimeline(timelineMap.length, timelineMap.length, boneIndex);
              timelines.push(readTimeline12(timelineMap, timeline, 1, 1));
            } else if (timelineName === "shear") {
              let timeline = new ShearTimeline(timelineMap.length, timelineMap.length << 1, boneIndex);
              timelines.push(readTimeline22(timelineMap, timeline, "x", "y", 0, 1));
            } else if (timelineName === "shearx") {
              let timeline = new ShearXTimeline(timelineMap.length, timelineMap.length, boneIndex);
              timelines.push(readTimeline12(timelineMap, timeline, 0, 1));
            } else if (timelineName === "sheary") {
              let timeline = new ShearYTimeline(timelineMap.length, timelineMap.length, boneIndex);
              timelines.push(readTimeline12(timelineMap, timeline, 0, 1));
            }
          }
        }
      }
      if (map.ik) {
        for (let constraintName in map.ik) {
          let constraintMap = map.ik[constraintName];
          let keyMap = constraintMap[0];
          if (!keyMap)
            continue;
          let constraint = skeletonData.findIkConstraint(constraintName);
          let constraintIndex = skeletonData.ikConstraints.indexOf(constraint);
          let timeline = new IkConstraintTimeline(constraintMap.length, constraintMap.length << 1, constraintIndex);
          let time = getValue(keyMap, "time", 0);
          let mix = getValue(keyMap, "mix", 1);
          let softness = getValue(keyMap, "softness", 0) * scale;
          for (let frame = 0, bezier = 0; ; frame++) {
            timeline.setFrame(frame, time, mix, softness, getValue(keyMap, "bendPositive", true) ? 1 : -1, getValue(keyMap, "compress", false), getValue(keyMap, "stretch", false));
            let nextMap = constraintMap[frame + 1];
            if (!nextMap) {
              timeline.shrink(bezier);
              break;
            }
            let time2 = getValue(nextMap, "time", 0);
            let mix2 = getValue(nextMap, "mix", 1);
            let softness2 = getValue(nextMap, "softness", 0) * scale;
            let curve = keyMap.curve;
            if (curve) {
              bezier = readCurve(curve, timeline, bezier, frame, 0, time, time2, mix, mix2, 1);
              bezier = readCurve(curve, timeline, bezier, frame, 1, time, time2, softness, softness2, scale);
            }
            time = time2;
            mix = mix2;
            softness = softness2;
            keyMap = nextMap;
          }
          timelines.push(timeline);
        }
      }
      if (map.transform) {
        for (let constraintName in map.transform) {
          let timelineMap = map.transform[constraintName];
          let keyMap = timelineMap[0];
          if (!keyMap)
            continue;
          let constraint = skeletonData.findTransformConstraint(constraintName);
          let constraintIndex = skeletonData.transformConstraints.indexOf(constraint);
          let timeline = new TransformConstraintTimeline(timelineMap.length, timelineMap.length << 2, constraintIndex);
          let time = getValue(keyMap, "time", 0);
          let mixRotate = getValue(keyMap, "mixRotate", 1);
          let mixX = getValue(keyMap, "mixX", 1);
          let mixY = getValue(keyMap, "mixY", mixX);
          let mixScaleX = getValue(keyMap, "mixScaleX", 1);
          let mixScaleY = getValue(keyMap, "mixScaleY", mixScaleX);
          let mixShearY = getValue(keyMap, "mixShearY", 1);
          for (let frame = 0, bezier = 0; ; frame++) {
            timeline.setFrame(frame, time, mixRotate, mixX, mixY, mixScaleX, mixScaleY, mixShearY);
            let nextMap = timelineMap[frame + 1];
            if (!nextMap) {
              timeline.shrink(bezier);
              break;
            }
            let time2 = getValue(nextMap, "time", 0);
            let mixRotate2 = getValue(nextMap, "mixRotate", 1);
            let mixX2 = getValue(nextMap, "mixX", 1);
            let mixY2 = getValue(nextMap, "mixY", mixX2);
            let mixScaleX2 = getValue(nextMap, "mixScaleX", 1);
            let mixScaleY2 = getValue(nextMap, "mixScaleY", mixScaleX2);
            let mixShearY2 = getValue(nextMap, "mixShearY", 1);
            let curve = keyMap.curve;
            if (curve) {
              bezier = readCurve(curve, timeline, bezier, frame, 0, time, time2, mixRotate, mixRotate2, 1);
              bezier = readCurve(curve, timeline, bezier, frame, 1, time, time2, mixX, mixX2, 1);
              bezier = readCurve(curve, timeline, bezier, frame, 2, time, time2, mixY, mixY2, 1);
              bezier = readCurve(curve, timeline, bezier, frame, 3, time, time2, mixScaleX, mixScaleX2, 1);
              bezier = readCurve(curve, timeline, bezier, frame, 4, time, time2, mixScaleY, mixScaleY2, 1);
              bezier = readCurve(curve, timeline, bezier, frame, 5, time, time2, mixShearY, mixShearY2, 1);
            }
            time = time2;
            mixRotate = mixRotate2;
            mixX = mixX2;
            mixY = mixY2;
            mixScaleX = mixScaleX2;
            mixScaleY = mixScaleY2;
            mixScaleX = mixScaleX2;
            keyMap = nextMap;
          }
          timelines.push(timeline);
        }
      }
      if (map.path) {
        for (let constraintName in map.path) {
          let constraintMap = map.path[constraintName];
          let constraint = skeletonData.findPathConstraint(constraintName);
          let constraintIndex = skeletonData.pathConstraints.indexOf(constraint);
          for (let timelineName in constraintMap) {
            let timelineMap = constraintMap[timelineName];
            let keyMap = timelineMap[0];
            if (!keyMap)
              continue;
            if (timelineName === "position") {
              let timeline = new PathConstraintPositionTimeline(timelineMap.length, timelineMap.length, constraintIndex);
              timelines.push(readTimeline12(timelineMap, timeline, 0, constraint.positionMode == PositionMode.Fixed ? scale : 1));
            } else if (timelineName === "spacing") {
              let timeline = new PathConstraintSpacingTimeline(timelineMap.length, timelineMap.length, constraintIndex);
              timelines.push(readTimeline12(timelineMap, timeline, 0, constraint.spacingMode == SpacingMode.Length || constraint.spacingMode == SpacingMode.Fixed ? scale : 1));
            } else if (timelineName === "mix") {
              let timeline = new PathConstraintMixTimeline(timelineMap.size, timelineMap.size * 3, constraintIndex);
              let time = getValue(keyMap, "time", 0);
              let mixRotate = getValue(keyMap, "mixRotate", 1);
              let mixX = getValue(keyMap, "mixX", 1);
              let mixY = getValue(keyMap, "mixY", mixX);
              for (let frame = 0, bezier = 0; ; frame++) {
                timeline.setFrame(frame, time, mixRotate, mixX, mixY);
                let nextMap = timelineMap[frame + 1];
                if (!nextMap) {
                  timeline.shrink(bezier);
                  break;
                }
                let time2 = getValue(nextMap, "time", 0);
                let mixRotate2 = getValue(nextMap, "mixRotate", 1);
                let mixX2 = getValue(nextMap, "mixX", 1);
                let mixY2 = getValue(nextMap, "mixY", mixX2);
                let curve = keyMap.curve;
                if (curve) {
                  bezier = readCurve(curve, timeline, bezier, frame, 0, time, time2, mixRotate, mixRotate2, 1);
                  bezier = readCurve(curve, timeline, bezier, frame, 1, time, time2, mixX, mixX2, 1);
                  bezier = readCurve(curve, timeline, bezier, frame, 2, time, time2, mixY, mixY2, 1);
                }
                time = time2;
                mixRotate = mixRotate2;
                mixX = mixX2;
                mixY = mixY2;
                keyMap = nextMap;
              }
              timelines.push(timeline);
            }
          }
        }
      }
      if (map.deform) {
        for (let deformName in map.deform) {
          let deformMap = map.deform[deformName];
          let skin = skeletonData.findSkin(deformName);
          for (let slotName in deformMap) {
            let slotMap = deformMap[slotName];
            let slotIndex = skeletonData.findSlotIndex(slotName);
            for (let timelineName in slotMap) {
              let timelineMap = slotMap[timelineName];
              let keyMap = timelineMap[0];
              if (!keyMap)
                continue;
              let attachment = skin.getAttachment(slotIndex, timelineName);
              let weighted = attachment.bones;
              let vertices = attachment.vertices;
              let deformLength = weighted ? vertices.length / 3 * 2 : vertices.length;
              let timeline = new DeformTimeline(timelineMap.length, timelineMap.length, slotIndex, attachment);
              let time = getValue(keyMap, "time", 0);
              for (let frame = 0, bezier = 0; ; frame++) {
                let deform;
                let verticesValue = getValue(keyMap, "vertices", null);
                if (!verticesValue)
                  deform = weighted ? Utils.newFloatArray(deformLength) : vertices;
                else {
                  deform = Utils.newFloatArray(deformLength);
                  let start = getValue(keyMap, "offset", 0);
                  Utils.arrayCopy(verticesValue, 0, deform, start, verticesValue.length);
                  if (scale != 1) {
                    for (let i = start, n = i + verticesValue.length; i < n; i++)
                      deform[i] *= scale;
                  }
                  if (!weighted) {
                    for (let i = 0; i < deformLength; i++)
                      deform[i] += vertices[i];
                  }
                }
                timeline.setFrame(frame, time, deform);
                let nextMap = timelineMap[frame + 1];
                if (!nextMap) {
                  timeline.shrink(bezier);
                  break;
                }
                let time2 = getValue(nextMap, "time", 0);
                let curve = keyMap.curve;
                if (curve)
                  bezier = readCurve(curve, timeline, bezier, frame, 0, time, time2, 0, 1, 1);
                time = time2;
                keyMap = nextMap;
              }
              timelines.push(timeline);
            }
          }
        }
      }
      if (map.drawOrder) {
        let timeline = new DrawOrderTimeline(map.drawOrder.length);
        let slotCount = skeletonData.slots.length;
        let frame = 0;
        for (let i = 0; i < map.drawOrder.length; i++, frame++) {
          let drawOrderMap = map.drawOrder[i];
          let drawOrder = null;
          let offsets = getValue(drawOrderMap, "offsets", null);
          if (offsets) {
            drawOrder = Utils.newArray(slotCount, -1);
            let unchanged = Utils.newArray(slotCount - offsets.length, 0);
            let originalIndex = 0, unchangedIndex = 0;
            for (let ii = 0; ii < offsets.length; ii++) {
              let offsetMap = offsets[ii];
              let slotIndex = skeletonData.findSlotIndex(offsetMap.slot);
              while (originalIndex != slotIndex)
                unchanged[unchangedIndex++] = originalIndex++;
              drawOrder[originalIndex + offsetMap.offset] = originalIndex++;
            }
            while (originalIndex < slotCount)
              unchanged[unchangedIndex++] = originalIndex++;
            for (let ii = slotCount - 1; ii >= 0; ii--)
              if (drawOrder[ii] == -1)
                drawOrder[ii] = unchanged[--unchangedIndex];
          }
          timeline.setFrame(frame, getValue(drawOrderMap, "time", 0), drawOrder);
        }
        timelines.push(timeline);
      }
      if (map.events) {
        let timeline = new EventTimeline(map.events.length);
        let frame = 0;
        for (let i = 0; i < map.events.length; i++, frame++) {
          let eventMap = map.events[i];
          let eventData = skeletonData.findEvent(eventMap.name);
          let event = new Event(Utils.toSinglePrecision(getValue(eventMap, "time", 0)), eventData);
          event.intValue = getValue(eventMap, "int", eventData.intValue);
          event.floatValue = getValue(eventMap, "float", eventData.floatValue);
          event.stringValue = getValue(eventMap, "string", eventData.stringValue);
          if (event.data.audioPath) {
            event.volume = getValue(eventMap, "volume", 1);
            event.balance = getValue(eventMap, "balance", 0);
          }
          timeline.setFrame(frame, event);
        }
        timelines.push(timeline);
      }
      let duration = 0;
      for (let i = 0, n = timelines.length; i < n; i++)
        duration = Math.max(duration, timelines[i].getDuration());
      skeletonData.animations.push(new Animation(name, timelines, duration));
    }
  };
  var LinkedMesh2 = class {
    constructor(mesh, skin, slotIndex, parent, inheritDeform) {
      this.mesh = mesh;
      this.skin = skin;
      this.slotIndex = slotIndex;
      this.parent = parent;
      this.inheritDeform = inheritDeform;
    }
  };
  function readTimeline12(keys, timeline, defaultValue, scale) {
    let keyMap = keys[0];
    let time = getValue(keyMap, "time", 0);
    let value = getValue(keyMap, "value", defaultValue) * scale;
    let bezier = 0;
    for (let frame = 0; ; frame++) {
      timeline.setFrame(frame, time, value);
      let nextMap = keys[frame + 1];
      if (!nextMap) {
        timeline.shrink(bezier);
        return timeline;
      }
      let time2 = getValue(nextMap, "time", 0);
      let value2 = getValue(nextMap, "value", defaultValue) * scale;
      if (keyMap.curve)
        bezier = readCurve(keyMap.curve, timeline, bezier, frame, 0, time, time2, value, value2, scale);
      time = time2;
      value = value2;
      keyMap = nextMap;
    }
  }
  function readTimeline22(keys, timeline, name1, name2, defaultValue, scale) {
    let keyMap = keys[0];
    let time = getValue(keyMap, "time", 0);
    let value1 = getValue(keyMap, name1, defaultValue) * scale;
    let value2 = getValue(keyMap, name2, defaultValue) * scale;
    let bezier = 0;
    for (let frame = 0; ; frame++) {
      timeline.setFrame(frame, time, value1, value2);
      let nextMap = keys[frame + 1];
      if (!nextMap) {
        timeline.shrink(bezier);
        return timeline;
      }
      let time2 = getValue(nextMap, "time", 0);
      let nvalue1 = getValue(nextMap, name1, defaultValue) * scale;
      let nvalue2 = getValue(nextMap, name2, defaultValue) * scale;
      let curve = keyMap.curve;
      if (curve) {
        bezier = readCurve(curve, timeline, bezier, frame, 0, time, time2, value1, nvalue1, scale);
        bezier = readCurve(curve, timeline, bezier, frame, 1, time, time2, value2, nvalue2, scale);
      }
      time = time2;
      value1 = nvalue1;
      value2 = nvalue2;
      keyMap = nextMap;
    }
  }
  function readCurve(curve, timeline, bezier, frame, value, time1, time2, value1, value2, scale) {
    if (curve == "stepped") {
      timeline.setStepped(frame);
      return bezier;
    }
    let i = value << 2;
    let cx1 = curve[i];
    let cy1 = curve[i + 1] * scale;
    let cx2 = curve[i + 2];
    let cy2 = curve[i + 3] * scale;
    timeline.setBezier(bezier, frame, value, time1, value1, cx1, cy1, cx2, cy2, time2, value2);
    return bezier + 1;
  }
  function getValue(map, property, defaultValue) {
    return map[property] !== void 0 ? map[property] : defaultValue;
  }

  // spine-core/src/polyfills.ts
  (() => {
    if (typeof Math.fround === "undefined") {
      Math.fround = function(array) {
        return function(x) {
          return array[0] = x, array[0];
        };
      }(new Float32Array(1));
    }
  })();

  // spine-core/src/vertexeffects/JitterEffect.ts
  var JitterEffect = class {
    constructor(jitterX, jitterY) {
      this.jitterX = 0;
      this.jitterY = 0;
      this.jitterX = jitterX;
      this.jitterY = jitterY;
    }
    begin(skeleton) {
    }
    transform(position, uv, light, dark) {
      position.x += MathUtils.randomTriangular(-this.jitterX, this.jitterY);
      position.y += MathUtils.randomTriangular(-this.jitterX, this.jitterY);
    }
    end() {
    }
  };

  // spine-core/src/vertexeffects/SwirlEffect.ts
  var _SwirlEffect = class {
    constructor(radius) {
      this.centerX = 0;
      this.centerY = 0;
      this.radius = 0;
      this.angle = 0;
      this.worldX = 0;
      this.worldY = 0;
      this.radius = radius;
    }
    begin(skeleton) {
      this.worldX = skeleton.x + this.centerX;
      this.worldY = skeleton.y + this.centerY;
    }
    transform(position, uv, light, dark) {
      let radAngle = this.angle * MathUtils.degreesToRadians;
      let x = position.x - this.worldX;
      let y = position.y - this.worldY;
      let dist = Math.sqrt(x * x + y * y);
      if (dist < this.radius) {
        let theta = _SwirlEffect.interpolation.apply(0, radAngle, (this.radius - dist) / this.radius);
        let cos = Math.cos(theta);
        let sin = Math.sin(theta);
        position.x = cos * x - sin * y + this.worldX;
        position.y = sin * x + cos * y + this.worldY;
      }
    }
    end() {
    }
  };
  var SwirlEffect = _SwirlEffect;
  SwirlEffect.interpolation = new PowOut(2);

  // spine-canvas/src/CanvasTexture.ts
  var CanvasTexture = class extends Texture {
    constructor(image) {
      super(image);
    }
    setFilters(minFilter, magFilter) {
    }
    setWraps(uWrap, vWrap) {
    }
    dispose() {
    }
  };

  // spine-canvas/src/AssetManager.ts
  var AssetManager = class extends AssetManagerBase {
    constructor(pathPrefix = "", downloader = null) {
      super((image) => {
        return new CanvasTexture(image);
      }, pathPrefix, downloader);
    }
  };

  // spine-canvas/src/SkeletonRenderer.ts
  var _SkeletonRenderer = class {
    constructor(context) {
      this.triangleRendering = false;
      this.debugRendering = false;
      this.vertices = Utils.newFloatArray(8 * 1024);
      this.tempColor = new Color();
      this.ctx = context;
    }
    draw(skeleton) {
      if (this.triangleRendering)
        this.drawTriangles(skeleton);
      else
        this.drawImages(skeleton);
    }
    drawImages(skeleton) {
      let ctx = this.ctx;
      let color = this.tempColor;
      let skeletonColor = skeleton.color;
      let drawOrder = skeleton.drawOrder;
      if (this.debugRendering)
        ctx.strokeStyle = "green";
      for (let i = 0, n = drawOrder.length; i < n; i++) {
        let slot = drawOrder[i];
        let bone = slot.bone;
        if (!bone.active)
          continue;
        let attachment = slot.getAttachment();
        if (!(attachment instanceof RegionAttachment))
          continue;
        let region = attachment.region;
        let image = region.page.texture.getImage();
        let slotColor = slot.color;
        let regionColor = attachment.color;
        color.set(skeletonColor.r * slotColor.r * regionColor.r, skeletonColor.g * slotColor.g * regionColor.g, skeletonColor.b * slotColor.b * regionColor.b, skeletonColor.a * slotColor.a * regionColor.a);
        ctx.save();
        ctx.transform(bone.a, bone.c, bone.b, bone.d, bone.worldX, bone.worldY);
        ctx.translate(attachment.offset[0], attachment.offset[1]);
        ctx.rotate(attachment.rotation * Math.PI / 180);
        let atlasScale = attachment.width / region.originalWidth;
        ctx.scale(atlasScale * attachment.scaleX, atlasScale * attachment.scaleY);
        let w = region.width, h = region.height;
        ctx.translate(w / 2, h / 2);
        if (attachment.region.degrees == 90) {
          let t = w;
          w = h;
          h = t;
          ctx.rotate(-Math.PI / 2);
        }
        ctx.scale(1, -1);
        ctx.translate(-w / 2, -h / 2);
        if (color.r != 1 || color.g != 1 || color.b != 1 || color.a != 1) {
          ctx.globalAlpha = color.a;
        }
        ctx.drawImage(image, region.x, region.y, w, h, 0, 0, w, h);
        if (this.debugRendering)
          ctx.strokeRect(0, 0, w, h);
        ctx.restore();
      }
    }
    drawTriangles(skeleton) {
      let ctx = this.ctx;
      let color = this.tempColor;
      let skeletonColor = skeleton.color;
      let drawOrder = skeleton.drawOrder;
      let blendMode = null;
      let vertices = this.vertices;
      let triangles = null;
      for (let i = 0, n = drawOrder.length; i < n; i++) {
        let slot = drawOrder[i];
        let attachment = slot.getAttachment();
        let texture;
        let region;
        if (attachment instanceof RegionAttachment) {
          let regionAttachment = attachment;
          vertices = this.computeRegionVertices(slot, regionAttachment, false);
          triangles = _SkeletonRenderer.QUAD_TRIANGLES;
          region = regionAttachment.region;
          texture = region.page.texture.getImage();
        } else if (attachment instanceof MeshAttachment) {
          let mesh = attachment;
          vertices = this.computeMeshVertices(slot, mesh, false);
          triangles = mesh.triangles;
          texture = mesh.region.renderObject.page.texture.getImage();
        } else
          continue;
        if (texture) {
          if (slot.data.blendMode != blendMode)
            blendMode = slot.data.blendMode;
          let slotColor = slot.color;
          let attachmentColor = attachment.color;
          color.set(skeletonColor.r * slotColor.r * attachmentColor.r, skeletonColor.g * slotColor.g * attachmentColor.g, skeletonColor.b * slotColor.b * attachmentColor.b, skeletonColor.a * slotColor.a * attachmentColor.a);
          if (color.r != 1 || color.g != 1 || color.b != 1 || color.a != 1) {
            ctx.globalAlpha = color.a;
          }
          for (var j = 0; j < triangles.length; j += 3) {
            let t1 = triangles[j] * 8, t2 = triangles[j + 1] * 8, t3 = triangles[j + 2] * 8;
            let x0 = vertices[t1], y0 = vertices[t1 + 1], u0 = vertices[t1 + 6], v0 = vertices[t1 + 7];
            let x1 = vertices[t2], y1 = vertices[t2 + 1], u1 = vertices[t2 + 6], v1 = vertices[t2 + 7];
            let x2 = vertices[t3], y2 = vertices[t3 + 1], u2 = vertices[t3 + 6], v2 = vertices[t3 + 7];
            this.drawTriangle(texture, x0, y0, u0, v0, x1, y1, u1, v1, x2, y2, u2, v2);
            if (this.debugRendering) {
              ctx.strokeStyle = "green";
              ctx.beginPath();
              ctx.moveTo(x0, y0);
              ctx.lineTo(x1, y1);
              ctx.lineTo(x2, y2);
              ctx.lineTo(x0, y0);
              ctx.stroke();
            }
          }
        }
      }
      this.ctx.globalAlpha = 1;
    }
    drawTriangle(img, x0, y0, u0, v0, x1, y1, u1, v1, x2, y2, u2, v2) {
      let ctx = this.ctx;
      u0 *= img.width;
      v0 *= img.height;
      u1 *= img.width;
      v1 *= img.height;
      u2 *= img.width;
      v2 *= img.height;
      ctx.beginPath();
      ctx.moveTo(x0, y0);
      ctx.lineTo(x1, y1);
      ctx.lineTo(x2, y2);
      ctx.closePath();
      x1 -= x0;
      y1 -= y0;
      x2 -= x0;
      y2 -= y0;
      u1 -= u0;
      v1 -= v0;
      u2 -= u0;
      v2 -= v0;
      var det = 1 / (u1 * v2 - u2 * v1), a = (v2 * x1 - v1 * x2) * det, b = (v2 * y1 - v1 * y2) * det, c = (u1 * x2 - u2 * x1) * det, d = (u1 * y2 - u2 * y1) * det, e = x0 - a * u0 - c * v0, f = y0 - b * u0 - d * v0;
      ctx.save();
      ctx.transform(a, b, c, d, e, f);
      ctx.clip();
      ctx.drawImage(img, 0, 0);
      ctx.restore();
    }
    computeRegionVertices(slot, region, pma) {
      let skeletonColor = slot.bone.skeleton.color;
      let slotColor = slot.color;
      let regionColor = region.color;
      let alpha = skeletonColor.a * slotColor.a * regionColor.a;
      let multiplier = pma ? alpha : 1;
      let color = this.tempColor;
      color.set(skeletonColor.r * slotColor.r * regionColor.r * multiplier, skeletonColor.g * slotColor.g * regionColor.g * multiplier, skeletonColor.b * slotColor.b * regionColor.b * multiplier, alpha);
      region.computeWorldVertices(slot.bone, this.vertices, 0, _SkeletonRenderer.VERTEX_SIZE);
      let vertices = this.vertices;
      let uvs = region.uvs;
      vertices[RegionAttachment.C1R] = color.r;
      vertices[RegionAttachment.C1G] = color.g;
      vertices[RegionAttachment.C1B] = color.b;
      vertices[RegionAttachment.C1A] = color.a;
      vertices[RegionAttachment.U1] = uvs[0];
      vertices[RegionAttachment.V1] = uvs[1];
      vertices[RegionAttachment.C2R] = color.r;
      vertices[RegionAttachment.C2G] = color.g;
      vertices[RegionAttachment.C2B] = color.b;
      vertices[RegionAttachment.C2A] = color.a;
      vertices[RegionAttachment.U2] = uvs[2];
      vertices[RegionAttachment.V2] = uvs[3];
      vertices[RegionAttachment.C3R] = color.r;
      vertices[RegionAttachment.C3G] = color.g;
      vertices[RegionAttachment.C3B] = color.b;
      vertices[RegionAttachment.C3A] = color.a;
      vertices[RegionAttachment.U3] = uvs[4];
      vertices[RegionAttachment.V3] = uvs[5];
      vertices[RegionAttachment.C4R] = color.r;
      vertices[RegionAttachment.C4G] = color.g;
      vertices[RegionAttachment.C4B] = color.b;
      vertices[RegionAttachment.C4A] = color.a;
      vertices[RegionAttachment.U4] = uvs[6];
      vertices[RegionAttachment.V4] = uvs[7];
      return vertices;
    }
    computeMeshVertices(slot, mesh, pma) {
      let skeletonColor = slot.bone.skeleton.color;
      let slotColor = slot.color;
      let regionColor = mesh.color;
      let alpha = skeletonColor.a * slotColor.a * regionColor.a;
      let multiplier = pma ? alpha : 1;
      let color = this.tempColor;
      color.set(skeletonColor.r * slotColor.r * regionColor.r * multiplier, skeletonColor.g * slotColor.g * regionColor.g * multiplier, skeletonColor.b * slotColor.b * regionColor.b * multiplier, alpha);
      let vertexCount = mesh.worldVerticesLength / 2;
      let vertices = this.vertices;
      if (vertices.length < mesh.worldVerticesLength)
        this.vertices = vertices = Utils.newFloatArray(mesh.worldVerticesLength);
      mesh.computeWorldVertices(slot, 0, mesh.worldVerticesLength, vertices, 0, _SkeletonRenderer.VERTEX_SIZE);
      let uvs = mesh.uvs;
      for (let i = 0, u = 0, v = 2; i < vertexCount; i++) {
        vertices[v++] = color.r;
        vertices[v++] = color.g;
        vertices[v++] = color.b;
        vertices[v++] = color.a;
        vertices[v++] = uvs[u++];
        vertices[v++] = uvs[u++];
        v += 2;
      }
      return vertices;
    }
  };
  var SkeletonRenderer = _SkeletonRenderer;
  SkeletonRenderer.QUAD_TRIANGLES = [0, 1, 2, 2, 3, 0];
  SkeletonRenderer.VERTEX_SIZE = 2 + 2 + 4;
  return src_exports;
})();
//# sourceMappingURL=spine-canvas.js.map