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GPU Pipeline - Realtime Rendering CH3
- 1. gggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggg ITM-4B A0661106 Graphics Process Unit Realtime Rendering - CH3 The
- 4. Graphics Process Unit CPU GPU ggggggggggggggggggggggggggggggggp
- 5. Graphics Process Unit Data-Parallel Architecture 資料平⾏架構 Throughput Optimized 吞吐量最佳化 alllMegggggggg
- 7. S I M D Single Instruction, Multiple Data 單指令多資料流 gggg
- 8. S I M D gggg Data Pool Instruction Pool Process Units
- 9. GPU Threading gggggggggggggggggggggggggggggggggggggggggggggggggggggggggggg Time ggg mad mul txr gg cmp emt Program Shader Processor mad mad mad mad mul mul mul mul txr txr txr txr Stall & Swap mad mad mad mad mul mul mul mul txr txr txr txr Stall & Swap mad mad mad mad mul mul mul mul txr txr txr txr Stall & Swap cmp cmp cmp cmp emt emt emt emt Finish & Swap cmp cmp cmp cmp emt emt emt emt Finish & Swap cmp cmp cmp cmp emt emt emt emt Finish & Swap Warp Warp Warp Thread Fragment
- 10. GPU Pipeline
- 12. Vertex Shader 頂點著⾊器 Tessellation 鑲嵌 Geometry Shader 幾何著⾊器 Clipping 切片 Screen Mapping 螢幕映射 Triangle Setup & Traversal 三⾓設置與遍歷 P Sh 像素著 Geometry Processing 幾何處理 Rasterization 柵格化（空間向量轉點陣） P L Programmable Shader Stage (Shader API / HLSL) Programmable Shader
- 13. Programmable Shader L Shader VM Output Register mmmm Temporary Register mmmm Varying Input Register mmmm Constant Register mmmm Texture mmmm
- 14. Evolution of Shading API
- 15. Evolution of Shading API
- 16. Evolution of Shading API
- 17. Evolution of Shading API
- 18. Evolution of Shading API
- 21. Object Positions [{ x, y, z }, …] Colors [{ A, R, G, B }, …] Input Assembler 輸入組譯器 （輸入彙編器） Vertexs Position { x, y, z } Color { A, R, G, B } Intro g Pixel Shader Geometry Shader Tessellation Vertex Shader
- 22. Usage Object Generation 物件⽣成 pBgg Skinning & Morphing 蒙⽪與塑形 cgg Procedural Deformation 常規形變 fwgg Particle Creation 粒⼦⽣成 mBgg Texture Distortion 紋理變形 CgCg Terrain Height 地形梯度 CggM Pixel Shader Geometry Shader Tessellation Vertex Shader
- 25. 1 TF / 32 patches 2 TF / 32 patches 4 TF / 32 patches 8 TF / 32 patches Example Pixel Shader Geometry Shader Tessellation
- 26. ~ = 6000 triangle Mesh (underlying) PN triangle subdivision Example Pixel Shader Geometry Shader Tessellation
- 29. Example Isosurface Tessellation Fractal Subdivision Material Simulation 拆分鑲嵌 分型細分 材料模擬 Pixel Shader Geometry Shader
- 33. Thanks for Listening ITM-4B A0661106