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[unity] Handle BoneFollower parent negative matrix scale.

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John 2017-05-11 04:03:13 +08:00 committed by GitHub
parent d72f99e01c
commit ddce81c522
1 changed files with 10 additions and 1 deletions
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11
spine-unity/Assets/spine-unity/BoneFollower.cs
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@ -134,10 +134,19 @@ namespace Spine.Unity {
Vector3 targetWorldPosition = skeletonTransform.TransformPoint(new Vector3(bone.worldX, bone.worldY, 0f));
if (!followZPosition) targetWorldPosition.z = thisTransform.position.z;
float boneWorldRotation = bone.WorldRotationX;
Transform transformParent = thisTransform.parent;
if (transformParent != null) {
Matrix4x4 m = transformParent.localToWorldMatrix;
if (m.m00 * m.m11 - m.m01 * m.m10 < 0) // Determinant2D is negative
boneWorldRotation = -boneWorldRotation;
}
if (followBoneRotation) {
Vector3 worldRotation = skeletonTransform.rotation.eulerAngles;
#if UNITY_5_6_OR_NEWER
thisTransform.SetPositionAndRotation(targetWorldPosition, Quaternion.Euler(worldRotation.x, worldRotation.y, skeletonTransform.rotation.eulerAngles.z + bone.WorldRotationX));
thisTransform.SetPositionAndRotation(targetWorldPosition, Quaternion.Euler(worldRotation.x, worldRotation.y, skeletonTransform.rotation.eulerAngles.z + boneWorldRotation));
#else
thisTransform.position = targetWorldPosition;
thisTransform.rotation = Quaternion.Euler(worldRotation.x, worldRotation.y, skeletonTransform.rotation.eulerAngles.z + bone.WorldRotationX);