Real-time Depth-of-Field Implemented with a Postprocessing-Only Technique David GillhamShaderX5, 2006. Depth of Field: A Survey of Techniques Joe Demers (NVIDIA)GPU Gems, 2004. Advanced Depth of Field Thorsten Scheuermann (ATI Research)ATI Technology Papers & Presentations (GDC 2004). Real-Time Depth of Field Simulation Guennadi Riguer, Natalya Tatarchuk and John IsidoroShaderX2, 2003.
Real-time Depth-of-Field Implemented with a Postprocessing-Only Technique
Depth of Field: A Survey of Techniques
Advanced Depth of Field
Real-Time Depth of Field Simulation