Update posterize.glsl
Update posterize2.glsl
Update primarycolors.glsl
Update sepia.glsl
Update sketchy.glsl
Update stereoscopic.glsl
Update stereoscopic2.glsl
Update asciiart.glsl
Update auto_toon2.glsl
Update nightvision2.glsl
Update nightvision2scanlines.glsl
Update posterize.glsl
Update chrismas.glsl
Update 16bit.glsl
Update firewater.glsl
Update 16bit.glsl

Sorry. Made a little copy and paste error.
Update asciiart.glsl
Update primarycolors.glsl
Update 32bit.glsl
Update acidmetal.glsl