Settings iteration
Axe SetSettings
Remove Set/GetPostProcessingLayerCount
Allow creation of render attribute objects
Cleanup cpp side of renderer
Move post process to global name space
DrawScreenQuadEx for rendering with custom attributes
Rework standard post process to use its own attributes
Shift from IPostProcessRenderer to BasePostProcess
MaterialPostProcess now derives from BasePostProcess
Remove configurable variant
Move blit to post process constructor