private void GoThroughBoneHierarchy(Bone parent, ref Matrix4 parentMatrix, List <Matrix4> srcTransformation, ref List <Matrix4> dstMatrices)
{
foreach (Bone child in parent.GetChildren())
{
Matrix4 currentBoneMatrix = srcTransformation[child.GetId()] * parentMatrix;
dstMatrices.Add(currentBoneMatrix);
GoThroughBoneHierarchy(child, ref currentBoneMatrix, srcTransformation, ref dstMatrices);
}
}
private void IterateUndoOffsetHierarchy(Bone parent, ref Matrix4 toParentSpaceMatrix, List <Matrix4> toBoneSpaceMatrices, ref List <Matrix4> toParentSpaceMatrices)
{
foreach (var child in parent.GetChildren())
{
Matrix4 fromBoneSpaceMatrix = toBoneSpaceMatrices[child.GetId()].Inverted();
Matrix4 childToParentSpaceMatrix = fromBoneSpaceMatrix * toParentSpaceMatrix;
toParentSpaceMatrices.Add(childToParentSpaceMatrix);
IterateUndoOffsetHierarchy(child, ref toParentSpaceMatrix, toBoneSpaceMatrices, ref toParentSpaceMatrices);
}
}