Remove quad surface perspective warping as it was buggy. Next logincal steps:  - Add mesh warping (multiple cols and rows)  - Then add perspective warping as a wrapper of the mesh warp
Remove quad surface perspective warping as it was buggy. Next logincal steps:
 - Add mesh warping (multiple cols and rows)
 - Then add perspective warping as a wrapper of the mesh warp

PPilmeyer/ofxPiMapper