2020_10_18_rendering_technique_index.md

Rendering Technique Index (渲染技术一览表)

• 记录感兴趣的渲染技术

GPU (hardware)

The Mali GPU

An Abstract Machine

• Part 1 - Frame Pipelining
• Part 2 - Tile-based Rendering
• Part 3 - The Midgard Shader Core
• Part 4 - The Bifrost Shader Core

Mali Performance

• 1: Checking the Pipeline
• 2: How to Correctly Handle Framebuffers
• 3: Is EGL_BUFFER_PRESERVED a good thing?
• 4: Principles of High Performance Rendering
• 5: An Application's Performance Responsibilities
• 6: Efficiently Updating Dynamic Resources
• 7: Accelerating 2D rendering using OpenGL ES

Misc

• Mali Midgard Family Performance Counters

Rendering Pipeline

• Forward Rendering
• Defered Lighting
• Forward+ Rendering
• GPU-Driven
• FrameGraph

Forword Rendering

TODO

Defered Lighting

TODO

Forward+ Rendering

• 2012 - Forward+: Bringing Deferred Lighting to the Next Level
• Forward框架的逆袭：解析Forward+渲染
• VFPR - a Vulkan Forward+ Renderer
• AMD Forward+ Sample on DirectX 11
• AMD - Leo Demo

GPU-Driven

• 2019 - GDC - GPU-Driven Rendering and Virtual Texturing in Trials Rising
• 2017 - GPUZEN - Deferred+: Next-Gen Culling and Rendering for Dawn Engine
• 2016 - GDC - Optimizing the Graphics Pipeline with Compute
• 2016 - GPUOPEN - GCN Shader Extensions for Direct3D and Vulkan
• 2015 - SIGGRAPH - GPU-Driven Rendering Pipelines
• 2008 - SIGGRAPH - GPU-Based Scene Management Large Crowds

Cluster

• Unity - Cluster 实现概述
• Unity - Cluster 实现详解1 - 预计算AABB
• Unity - Cluster 实现详解2 - 光源求交
• Unity - Cluster 实现详解3 - GPU-Driven

FrameGraph

• FrameGraph: Extensible Rendering Architecture in Frostbite

Particle System

• 2018 - GDC - Frostbite GPU Emitter Graph System
• 2018 - GDC - Beyond Emitters: Shader and Surface Driven GPU Particle FX Techniques
• 2014 - GDC - the inFAMOUS: Second Son Particle System Architecture
• 2014 - GDC - Compute-Based GPU Particle Systems
• 2014 - AMD - GPU Particles Sample based on DirectX11

Textures

ptex (Per-Face Texture Mapping)

• 电影行业用的技术，没看到现有引擎用于游戏
• http://ptex.us/
• 2011 - SIGGRAPH - Per-Face Texture Mapping for Realtime Rendering
• 2013 - NVIDIA - Eliminating Texture Waste: Borderless Ptex
• Ptex and PRT Technology Preview

TimeOfDay

大气散射

• 从零实现一套完整单次大气散射1
• 从零实现一套完整单次大气散射2
• 从零实现一套完整单次大气散射3

HDR - High Dynamic Range Rendering

• GDC2010 - Uncharted 2: HDR Lighting
• GDC2005 - Far Cry and DirectX9
• GDC2003 - Frame Buffer Postprocessing Effects in DOUBLE-S.T.E.A.L（ppt、voice）

GI - Global Illumination

SSAO 系列

SSAO - Screen Space Ambient Occlusion

• 2011 - GEMS8 - Principles and Practice of Screen Space Ambient Occlusion (Starcraft II)
• 2009 - ShaderX7 - Variance Methods for Screen-Space Ambient Occlusion
• 2009 - ShaderX7 - Screen-Space Ambient Occlusion (Crysis)
• LearnOpenGL - SSAO

SSDO - Screen Space Directional Occlusion

• 2009 - Approximating Dynamic Global Illumination in Image Space

HBAO - Horizon-Based Ambient Occlusion

• 2009 - SIGGRAPH - Multi-Layer Dual-Resolution Screen-Space Ambient Occlusion
• 2008 - SIGGRAPH - Image-Space Horizon-Based Ambient Occlusion
• 2008 - NVidia - Screen Space Ambient Occlusion
• NVIDIA ShadowWorks，有 HBAO+ 的实现

Indirect Lighting

• About LPV, SVOGI and VXGI

LPV

LPV

• 作者 Anton Kaplanyan
• 2009 - SIGGRAPH - Light Propagation Volumes in CryENGINE 3

LPV 改良

• 作者 Hawar Doghramachi（Defer+作者，目前在顽皮狗）
• 2013 - GPU Pro 4 - Rasterized Voxel-Based Dynamic Global Illumination

SVOGI & VXGI

SVOGI

• 作者 Andrew Scheidecker，https://www.scheidecker.net/
• 在 UE4 Elemental Tech Demo 中实现了 SVOGI
• 但因为 XBOXONE & PS4 的性能不足，最终从引擎中删除了这部分的实现
• 目前 CRYENGINE 5 中实现了 SVOGI

VXGI

• VXGI - Nvidia 设计的，和 SVOGI 同类的技术
• Voxel Cone Tracing and Sparse Voxel Octree for Real-time Global Illumination
• https://developer.nvidia.com/vxgi

Reference

• 2018 - GDC Presentations
• 2017 - GDC Presentations
• 2016 - GDC Presentations