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[csharp] Fixed errors in IKConstraint.cs.

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This commit is contained in:
Mario Zechner 2019-12-22 18:09:02 +01:00
parent 89d9474e40
commit 89da80d25f
1 changed files with 23 additions and 12 deletions
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35
spine-csharp/src/IkConstraint.cs
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@ -169,17 +169,24 @@ namespace Spine {
tx = targetX - bone.worldX;
ty = targetY - bone.worldY;
break;
case TransformMode.NoRotationOrReflection:
rotationIK += Math.Atan2(pc, pa) * MathUtils.radDeg;
float ps = Math.Abs(pa * pd - pb * pc) / (pa * pa + pc * pc);
pb = -pc * ps;
pd = pa * ps;
// Fall through
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;
case TransformMode.NoRotationOrReflection: {
rotationIK += (float)Math.Atan2(pc, pa) * MathUtils.RadDeg;
float ps = Math.Abs(pa * pd - pb * pc) / (pa * pa + pc * pc);
pb = -pc * ps;
pd = pa * ps;
float x = targetX - p.worldX, y = targetY - p.worldY;
float d = pa * pd - pb * pc;
tx = (x * pd - y * pb) / d - bone.ax;
ty = (y * pa - x * pc) / d - bone.ay;
break;
}
default: {
float x = targetX - p.worldX, y = targetY - p.worldY;
float d = pa * pd - pb * pc;
tx = (x * pd - y * pb) / d - bone.ax;
ty = (y * pa - x * pc) / d - bone.ay;
break;
}
}
rotationIK += (float)Math.Atan2(ty, tx) * MathUtils.RadDeg;
@ -193,9 +200,13 @@ namespace Spine {
if (compress || stretch) {
switch (bone.data.transformMode) {
case TransformMode.NoScale:
case TransformMode.NoScaleOrReflection:
tx = targetX - bone.worldX;
ty = targetY - bone.worldY;
break;
case TransformMode.NoScaleOrReflection:
tx = targetX - bone.worldX;
ty = targetY - bone.worldY;
break;
}
float b = bone.data.length * sx, dd = (float)Math.Sqrt(tx * tx + ty * ty);
if ((compress && dd < b) || (stretch && dd > b) && b > 0.0001f) {