Move renderpass function from struct RenderPass to struct RP
Move renderpass function from struct RenderPass to struct RP

turol/smaaDemo,turol/smaaDemo,turol/smaaDemo,turol/smaaDemo,turol/smaaDemo,turol/smaaDemo,turol/smaaDemo,turol/smaaDemo,turol/smaaDemo,turol/smaaDemo,turol/smaaDemo