public void SetCenteringForMeshGroup(MeshGroup meshGroup)
{
AxisAlignedBoundingBox bounds = meshGroup.GetAxisAlignedBoundingBox();
Vector3 boundsCenter = (bounds.maxXYZ + bounds.minXYZ) / 2;
centering = Matrix4X4.CreateTranslation(-boundsCenter);
// and move the translation back so the part does not move
translation *= Matrix4X4.CreateTranslation(boundsCenter);
}
static AxisAlignedBoundingBox GetAxisAlignedBoundingBox(MeshGroup meshGroup, Matrix4X4 transform)
{
return meshGroup.GetAxisAlignedBoundingBox(transform);
}