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[libgdx] Fixed worldToLocalRotation and localToWorldRotation to account for local rotation and shearX.

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NathanSweet 2018-10-20 18:01:46 +02:00
parent 81af7309e8
commit 3851e201d8
1 changed files with 2 additions and 1 deletions
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spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/Bone.java
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@ -547,11 +547,12 @@ public class Bone implements Updatable {
/** Transforms a world rotation to a local rotation. */ /** Transforms a world rotation to a local rotation. */
public float worldToLocalRotation (float worldRotation) { public float worldToLocalRotation (float worldRotation) {
float sin = sinDeg(worldRotation), cos = cosDeg(worldRotation); float sin = sinDeg(worldRotation), cos = cosDeg(worldRotation);
return atan2(a * sin - c * cos, d * cos - b * sin) * radDeg; return atan2(a * sin - c * cos, d * cos - b * sin) * radDeg + rotation - shearX;
} }
/** Transforms a local rotation to a world rotation. */ /** Transforms a local rotation to a world rotation. */
public float localToWorldRotation (float localRotation) { public float localToWorldRotation (float localRotation) {
localRotation -= rotation - shearX;
float sin = sinDeg(localRotation), cos = cosDeg(localRotation); float sin = sinDeg(localRotation), cos = cosDeg(localRotation);
return atan2(cos * c + sin * d, cos * a + sin * b) * radDeg; return atan2(cos * c + sin * d, cos * a + sin * b) * radDeg;
} }