Same as previously, but with sphere mapping. I used direct gl commands to handle/create texture creation as well as texture coordinates generation.
I ported one of my applet called Wired Metaballs into OpenGL applet. I was curious on how fast the gl rendering of the new Processing release could be, as I had also done a version with c++/opengl. And well, the results are quite amazing, as it is running as smooth as the c++ [...]