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[ts] 4.3 - Added yDir and applied to transform contraints where needed.

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This commit is contained in:
Davide Tantillo 2025-06-20 08:59:46 +02:00
parent 528223a2cf
commit 13e2231628
2 changed files with 8 additions and 5 deletions
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3
spine-ts/spine-core/src/Skeleton.ts
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@ -49,6 +49,9 @@ import { Color, Utils, Vector2, NumberArrayLike } from "./Utils.js";
export class Skeleton {
private static quadTriangles = [0, 1, 2, 2, 3, 0];
static yDown = false;
static get yDir(): number {
return Skeleton.yDown ? -1 : 1;
}
/** The skeleton's setup pose data. */
readonly data: SkeletonData;

10
spine-ts/spine-core/src/TransformConstraintData.ts
View File

@ -195,7 +195,7 @@ export class ToRotate extends ToProperty {
bone.rotation += value * pose.mixRotate;
} else {
const a = bone.a, b = bone.b, c = bone.c, d = bone.d;
value *= MathUtils.degRad;
value *= MathUtils.degRad * Skeleton.yDir;
if (!additive) value -= Math.atan2(c, a);
if (value > MathUtils.PI)
value -= MathUtils.PI2;
@ -253,8 +253,8 @@ export class ToY extends ToProperty {
if (!additive) value -= bone.y;
bone.y += value * pose.mixY;
} else {
if (!additive) value -= bone.worldY;
bone.worldY += value * pose.mixY;
if (!additive) value -= Skeleton.yDir * bone.worldY;
bone.worldY += Skeleton.yDir * value * pose.mixY;
}
}
}
@ -316,7 +316,7 @@ export class ToScaleY extends ToProperty {
if (additive)
s = 1 + (value - 1) * pose.mixScaleY;
else {
s = Math.sqrt(bone.b * bone.b + bone.d * bone.d) / skeleton.scaleY;
s = Math.sqrt(bone.b * bone.b + bone.d * bone.d) / skeleton.scaleY * Skeleton.yDir;
if (s != 0) s = 1 + (value / s - 1) * pose.mixScaleY;
}
bone.b *= s;
@ -345,7 +345,7 @@ export class ToShearY extends ToProperty {
bone.shearY += value * pose.mixShearY;
} else {
const b = bone.b, d = bone.d, by = Math.atan2(d, b);
value = (value + 90) * MathUtils.degRad;
value = (value + 90) * MathUtils.degRad * Skeleton.yDir;
if (additive)
value -= MathUtils.PI / 2;
else {