Or this post ? else the Thomthom Ray tracer / Components by Bounds above works very fine but without image from you I have some difficulties to see what you want Components or groups must be horizontal above the object before the drop ! [image: KaRl_bounds.jpg]

OK Ben, I guess I skipped some crucial detail. The amount of virtual camera tilt must also match the up and down tilt of the real camera. Could you post your photomatch project so I can see where things seem to be going wrong?