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spine-as3, more efficient Flash rendering.

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NathanSweet 2016-05-13 11:14:22 +02:00
parent c4d2937b6a
commit eecb22064e
2 changed files with 52 additions and 48 deletions
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spine-as3/spine-as3-example/lib/spine-as3.swc
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spine-as3/spine-as3/src/spine/flash/SkeletonSprite.as
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@ -80,64 +80,68 @@ public class SkeletonSprite extends Sprite {
for (var i:int = 0, n:int = drawOrder.length; i < n; i++) { for (var i:int = 0, n:int = drawOrder.length; i < n; i++) {
var slot:Slot = drawOrder[i]; var slot:Slot = drawOrder[i];
var regionAttachment:RegionAttachment = slot.attachment as RegionAttachment; var regionAttachment:RegionAttachment = slot.attachment as RegionAttachment;
if (regionAttachment) { if (!regionAttachment) continue;
var wrapper:Sprite = wrappers[regionAttachment];
var wrapper:Sprite = wrappers[regionAttachment];
if (!wrapper) {
var region:AtlasRegion = AtlasRegion(regionAttachment.rendererObject); var region:AtlasRegion = AtlasRegion(regionAttachment.rendererObject);
if (!wrapper) { var regionHeight:Number = region.rotate ? region.width : region.height;
var regionData:BitmapData = region.rendererObject as BitmapData;
if (!regionData) {
var bitmapData:BitmapData = region.page.rendererObject as BitmapData; var bitmapData:BitmapData = region.page.rendererObject as BitmapData;
var regionWidth:Number = region.rotate ? region.height : region.width; var regionWidth:Number = region.rotate ? region.height : region.width;
var regionHeight:Number = region.rotate ? region.width : region.height; regionData = new BitmapData(regionWidth, regionHeight);
var regionData:BitmapData = new BitmapData(regionWidth, regionHeight);
regionData.copyPixels(bitmapData, new Rectangle(region.x, region.y, regionWidth, regionHeight), new Point()); regionData.copyPixels(bitmapData, new Rectangle(region.x, region.y, regionWidth, regionHeight), new Point());
region.rendererObject = regionData;
var bitmap:Bitmap = new Bitmap(regionData);
bitmap.smoothing = true;
// Rotate and scale using default registration point (top left corner, y-down, CW) instead of image center.
bitmap.rotation = -regionAttachment.rotation;
bitmap.scaleX = regionAttachment.scaleX * (regionAttachment.width / region.width);
bitmap.scaleY = regionAttachment.scaleY * (regionAttachment.height / region.height);
// Position using attachment translation, shifted as if scale and rotation were at image center.
var radians:Number = -regionAttachment.rotation * Math.PI / 180;
var cos:Number = Math.cos(radians);
var sin:Number = Math.sin(radians);
var shiftX:Number = -regionAttachment.width / 2 * regionAttachment.scaleX;
var shiftY:Number = -regionAttachment.height / 2 * regionAttachment.scaleY;
if (region.rotate) {
bitmap.rotation += 90;
shiftX += regionHeight * (regionAttachment.width / region.width);
}
bitmap.x = regionAttachment.x + shiftX * cos - shiftY * sin;
bitmap.y = -regionAttachment.y + shiftX * sin + shiftY * cos;
// Use bone as registration point.
wrapper = new Sprite();
wrapper.transform.colorTransform = new ColorTransform();
wrapper.addChild(bitmap);
wrappers[regionAttachment] = wrapper;
} }
wrapper.blendMode = blendModes[slot.data.blendMode.ordinal]; var bitmap:Bitmap = new Bitmap(regionData);
bitmap.smoothing = true;
var colorTransform:ColorTransform = wrapper.transform.colorTransform; // Rotate and scale using default registration point (top left corner, y-down, CW) instead of image center.
colorTransform.redMultiplier = skeleton.r * slot.r * regionAttachment.r; bitmap.rotation = -regionAttachment.rotation;
colorTransform.greenMultiplier = skeleton.g * slot.g * regionAttachment.g; bitmap.scaleX = regionAttachment.scaleX * (regionAttachment.width / region.width);
colorTransform.blueMultiplier = skeleton.b * slot.b * regionAttachment.b; bitmap.scaleY = regionAttachment.scaleY * (regionAttachment.height / region.height);
colorTransform.alphaMultiplier = skeleton.a * slot.a * regionAttachment.a;
wrapper.transform.colorTransform = colorTransform;
var bone:Bone = slot.bone; // Position using attachment translation, shifted as if scale and rotation were at image center.
var flipX:int = skeleton.flipX ? -1 : 1; var radians:Number = -regionAttachment.rotation * Math.PI / 180;
var flipY:int = skeleton.flipY ? -1 : 1; var cos:Number = Math.cos(radians);
var sin:Number = Math.sin(radians);
var shiftX:Number = -regionAttachment.width / 2 * regionAttachment.scaleX;
var shiftY:Number = -regionAttachment.height / 2 * regionAttachment.scaleY;
if (region.rotate) {
bitmap.rotation += 90;
shiftX += regionHeight * (regionAttachment.width / region.width);
}
bitmap.x = regionAttachment.x + shiftX * cos - shiftY * sin;
bitmap.y = -regionAttachment.y + shiftX * sin + shiftY * cos;
wrapper.x = bone.worldX; // Use bone as registration point.
wrapper.y = bone.worldY; wrapper = new Sprite();
wrapper.rotation = bone.worldRotationX * flipX * flipY; wrapper.transform.colorTransform = new ColorTransform();
wrapper.scaleX = bone.worldScaleX * flipX; wrapper.addChild(bitmap);
wrapper.scaleY = bone.worldScaleY * flipY; wrappers[regionAttachment] = wrapper;
addChild(wrapper);
} }
wrapper.blendMode = blendModes[slot.data.blendMode.ordinal];
var colorTransform:ColorTransform = wrapper.transform.colorTransform;
colorTransform.redMultiplier = skeleton.r * slot.r * regionAttachment.r;
colorTransform.greenMultiplier = skeleton.g * slot.g * regionAttachment.g;
colorTransform.blueMultiplier = skeleton.b * slot.b * regionAttachment.b;
colorTransform.alphaMultiplier = skeleton.a * slot.a * regionAttachment.a;
wrapper.transform.colorTransform = colorTransform;
var bone:Bone = slot.bone;
var flipX:int = skeleton.flipX ? -1 : 1;
var flipY:int = skeleton.flipY ? -1 : 1;
wrapper.x = bone.worldX;
wrapper.y = bone.worldY;
wrapper.rotation = bone.worldRotationX * flipX * flipY;
wrapper.scaleX = bone.worldScaleX * flipX;
wrapper.scaleY = bone.worldScaleY * flipY;
addChild(wrapper);
} }
} }