I made this patch to map projector, calibrate color, brightness, contrast, saturation,
you need this ffgl in your glsl folder

GLSL-FX-brightness contrast saturation.iua3

hope you'll like it !

you can change the circle shape by any other one clicking on composite and replacing shape
bests
ps: I'll add quad distrortion asap;-)

touchosc izzymap 2.zip