2022-11-23 Notes of Z-Cull GPU Programming Guide GeForce 8 and 9 Series https://developer.download.nvidia.com/GPU_Programming_Guide/GPU_Programming_Guide_G80.pdf Chapter 34. GPU Flow-Control Idioms https://developer.nvidia.com/gpugems/gpugems2/part-iv-general-purpose-computation-gpus-primer/chapter-34-gpu-flow-control-idioms