Need to fix that. Try to study the phenomenon [here](https://anamorphicart.wordpress.com/2010/04/22/plane-anamorphosis/) or the so called [Projective Texture Mapping](https://en.wikipedia.org/wiki/Projective_texture_mapping): * from [of forum](https://forum.openframeworks.cc/t/projective-texture-mapping/13444); * from [Nvidia website](http://developer.download.nvidia.com/CgTutorial/cg_tutorial_chapter09.html)
Need to fix that. Try to study the phenomenon here or the so called Projective Texture Mapping: