- rename image shaders to describe exactly what they do - rename inputs to match other built-in shaders - set & use active texture unit - no need to enable/disable textures with GLSL - pull vertex format setup out of loops
- rename image shaders to describe exactly what they do - rename inputs to match other built-in shaders - set & use active texture unit - no need to enable/disable textures with GLSL - pull vertex format setup out of loops