UnityMirror/spine-runtimes
1
0
Fork 0
mirror of https://github.com/EsotericSoftware/spine-runtimes.git synced 2026-03-26 22:49:01 +08:00
Code Issues Packages Projects Releases Wiki Activity

Fixed 1-bone IK for transform mode noRotationOrReflection when skeleton scale is applied.

Browse Source
This commit is contained in:
Nathan Sweet 2020-06-03 15:47:46 +02:00
parent bcfff2d3c8
commit 5cab7e9460
1 changed files with 6 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/IkConstraint.java
View File

@ -185,10 +185,12 @@ public class IkConstraint implements Updatable {
ty = targetY - bone.worldY; ty = targetY - bone.worldY;
break; break;
case noRotationOrReflection: case noRotationOrReflection:
rotationIK += atan2(pc, pa) * radDeg; float s = Math.abs(pa * pd - pb * pc) / (pa * pa + pc * pc);
float ps = Math.abs(pa * pd - pb * pc) / (pa * pa + pc * pc); float sa = pa / bone.skeleton.scaleX;
pb = -pc * ps; float sc = pc / bone.skeleton.scaleY;
pd = pa * ps; pb = -sc * s * bone.skeleton.scaleX;
pd = sa * s * bone.skeleton.scaleY;
rotationIK += atan2(sc, sa) * radDeg;
// Fall through. // Fall through.
default: default:
float x = targetX - p.worldX, y = targetY - p.worldY; float x = targetX - p.worldX, y = targetY - p.worldY;