In a graphics processor, a rendering object and a post-processing object share access to a host processor with a programmable execution core. The rendering object generates fragment data for an image from geometry data. The post-processing object operates to generate a frame of pixel data from the fragment...http://www.google.de/patents/US7586492?utm_source=gb-gplus-sharePatent US7586492 - Real-time display post-processing using programmable hardware
