Run from Terminal:
defaults write -g QCShowPrivatePatches 1
defaults write -g QCShowPrivatePatches 0
/*
A Core Image kernel routine that manipulates the alpha of an image.
*/
kernel vec4 multiplyEffect(sampler image, float alpha)
{
vec4 i = sample(image, samplerCoord(image));
i.a = alpha;
return i;
}
Quartz Composer 3.1 patch install location:
/Library/Graphics/Quartz Composer Patches/
~/Library/Graphics/Quartz Composer Patches/
and NOT
/Library/Graphics/Quartz Composer Plug-Ins/
~/Library/Graphics/Quartz Composer Plug-Ins