دانلود کتاب Building Quality Shaders for Unity®: Using Shader Graphs and HLSL Shaders

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Table of Contents
About the Author
About the Technical Reviewer
Acknowledgments
Introduction
Chapter 1: Introduction to Shaders in Unity
Rendering
Game Data
The Vertex Shader
The Fragment Shader
Unity’s Render Pipelines
Shader Graph
Summary
Chapter 2: Math for Shader Development
Vectors
Position and Direction Vectors
Vector Addition and Subtraction
Scalar Multiplication
Vector Magnitude
Vector Normalization
Basis Vectors and Linear Combinations
Dot Product
Cross Product
Matrices
Matrix Addition and Subtraction
Scalar Multiplication
Square, Diagonal, and Identity Matrices
Matrix Transpose
Matrix Determinant
Matrix Multiplication
Matrix Inverse
Matrix Transformations
Scaling Matrices
Rotation Matrices
Translation Matrices
Homogeneous Coordinates
Space Transformations
Object-to-World Space Transformation
World-to-View Space Transformation
View-to-Clip Space Transformation
Perspective Divide
Summary
Chapter 3: Your Very First Shader
Project Setup
Creating a Project
Setting Up the Scene
Writing a Shader in Unity
Writing ShaderLab Code
Adding a SubShader
SubShader Tags
Adding a Pass
Pragma Directives and Includes
Controlling Data Flow with Structs
The appdata Struct
The v2f Struct
Variables in HLSL
The Vertex Shader
The Fragment Shader
The SRP Batcher and Constant Buffers
Common Shader Syntax
Scalar Types
Vector Types
Matrix Types
Included Variables
Transformation Matrices
Time-Based Variables
Summary
Chapter 4: Shader Graph
Shader Graph Overview
Creating a Basic Shader in Shader Graph
Scene Setup
The Shader Graph Interface
The Toolbar
Togglable Windows
The Graph Environment
Adding Properties
Property Naming
Common Property Options
Color Property Options
Building the Graph
Shader Graph Features
Adding Blocks to the Master Stack
Redirect Node
Preview Node
Color Mode
Shader Path
Node Groups
Sticky Notes
Node Snapping
Sub Graphs
Color Invert Sub Graph
Custom Function Node
Color Invert Custom Function
Custom Function String Mode
Custom Function File Mode
Summary
Chapter 5: Textures and UV Coordinates
Basic Texturing
Texture Support in HLSL
Adding Texture Properties
Texture Coordinates
Texture Sampling
Texture Support in Shader Graph
Applying Tiling and Offset Vectors
Sampling Textures
Mipmaps and Level of Detail
Level of Detail
Texture LOD in HLSL
Texture LOD in Shader Graph
Sampling Options
Wrap Mode
Filter Mode
Sampler States
Sampler States in HLSL
Sampler States in Shader Graph
Summary
Chapter 6: Advanced Texturing
Base Shader in HLSL
Modifying Texture Coordinates
UV Rotation
UV Rotation in HLSL
UV Rotation in Shader Graph
Flipbook Mapping
Flipbooks in HLSL
Flipbooks in Shader Graph
Polar Coordinate Mapping
Polar Coordinates in HLSL
Polar Coordinates in Shader Graph
Triplanar Mapping
Triplanar Mapping in HLSL
Triplanar Node in Shader Graph
UV Shear
Shear in HLSL
Shear in Shader Graph
Texture3D
Importing 3D Textures from 2D Textures
Blended Particles Using Texture3D
Blended Particles in HLSL
Blended Particles in Shader Graph
Cubemaps
Importing Cubemaps from 2D Textures
Using Cubemaps in HLSL
Sampling a Cubemap in HLSL
Sampling a Reflected Cubemap in HLSL
Using Cubemaps in Shader Graph
Sampling a Cubemap in Shader Graph
Sampling a Reflected Cubemap in Shader Graph
Summary
Chapter 7: The Depth Buffer
How Rendering Opaque Objects Works
How the Depth Buffer Works
Render Queues
Depth Testing and Writing
The ZTest Keyword
The ZWrite Keyword
Depth Settings with Shader Graph
Early Depth Testing
Z-Fighting
Shader Effects Using Depth
Silhouette
Silhouette Effect in HLSL
Preparing the Depth Texture
Camera Depth Texture
Reading Depth Values
Converting Depth Values
Silhouette Effect in Shader Graph
Writing to the Depth Texture Using a Depth-Only Pass
Depth-Only Pass in the Built-In Pipeline
Depth-Only Pass in URP
Scene Intersections
Scene Intersections in HLSL
Scene Intersections in Shader Graph
The Stencil Buffer
Stencil Testing in HLSL
Stencil Mask Shader
Reading the Stencil Buffer
URP Renderer Features
Render Objects
X-Ray Effect Using Depth
X-Ray Effect with HLSL
X-Ray Effect with HLSL in the Built-in Pipeline
Textured Pass
X-Ray Pass
X-Ray Effect with HLSL in URP
X-Ray Effect with URP Render Objects (No Code)
Rendering Objects Behind Walls
Rendering Unobstructed Objects
Impossible Room Effect Using Stencils
Impossible Room Effect with HLSL
Impossible Room Effect with Render Objects
Summary
Chapter 8: Transparency and Alpha
How Rendering Transparent Objects Works
How Alpha Blending Works
Alpha Blending in HLSL
Premultiplied Blending
Additive Blending
Multiplicative Blending
Blend Mode Properties
Alpha Blending in Shader Graph
Other Blend Modes
Alpha Clipping
Alpha Cutout in HLSL
Alpha Cutout in Shader Graph
Dithered Transparency with Alpha Clip
Dithered Transparency in HLSL
Dithered Transparency in Shader Graph
Dissolve Effect with Alpha Clip
Dissolve Effect in HLSL
Dissolve Effect in Shader Graph
Summary
Chapter 9: More Shader Fundamentals
Interacting with C# Code
Cycling Colors with the HelloWorld Shader
World-Space Dissolve
World-Space Dissolve in HLSL
World-Space Dissolve in Shader Graph
World-Space Dissolve Scripting
Controlling Shaders with Animations
Shader Keywords
Shader Keywords in HLSL
Declaring Keyword Properties
Using Keywords
Shader Keywords in Shader Graph
Modifying Keywords Using C# Scripting
UsePass in ShaderLab
GrabPass in ShaderLab
Sepia Tone Effect Using GrabPass in the Built-in Pipeline
Sepia Tone Effect Using Camera Opaque Texture in URP
Sepia Tone Effect Using the Scene Color Node in Shader Graph
Summary
Chapter 10: Lighting and Shadows
Lighting Models
Ambient Light
Diffuse Light
Specular Light
Fresnel Light
Blinn-Phong Reflection Model
Flat Shading
Flat Shading in HLSL
Accessing Lights in the Built-In Pipeline
Accessing Lights in URP
Flat Shading in Shader Graph
Gouraud Shading
Gouraud Shading in HLSL
Gouraud Vertex Shader in the Built-In Pipeline
Gouraud Vertex Shader in URP
Gouraud Shading in Shader Graph
GetMainLight Sub Graph
GetAmbientLight Sub Graph
Gouraud Shading with Custom Interpolators
Phong Shading
Phong Shading in HLSL
Phong Shading in the Built-In Pipeline
Phong Shading in URP
Fresnel Light Modification
Phong Shading in Shader Graph
Physically Based Rendering
Smoothness
Metallic Mode
Specular Mode
Normal Mapping
Ambient Occlusion
Emission
PBR in the Built-In Pipeline
PBR in URP
PBR in Shader Graph
Shadow Casting
Shadow Casting in the Built-In Pipeline
Shadow Casting in URP
Shadow Casting in Shader Graph
Summary
Chapter 11: Image Effects and Post-Processing
Render Textures
Post-Processing Effects
Grayscale Image Effect
Post-Processing in the Built-In Pipeline
Grayscale C# Scripting in the Built-In Pipeline
Grayscale Shader in the Built-In Pipeline
Post-Processing in URP
Grayscale C# Scripting in URP
The GrayscaleSettings C# Script
The GrayscaleRenderPass C# Script
The GrayscaleFeature C# Script
The Grayscale Shader
Using Volumes with Grayscale in URP
Post-Processing in HDRP
Grayscale C# Scripting in HDRP
Grayscale Shader in HDRP
Using Volumes with Grayscale in HDRP
Gaussian Blur Image Effect
Gaussian Blur in the Built-In Pipeline
Gaussian Blur C# Scripting in the Built-In Pipeline
Gaussian Blur Shader in the Built-In Pipeline
Gaussian Blur in URP
Gaussian Blur C# Scripting in URP
The GaussianBlurSettings C# Script
The GaussianBlurRenderPass C# Script
The GaussianBlurFeature C# Script
Gaussian Blur Shader in URP
Gaussian Blur in HDRP
Gaussian Blur C# Scripting in HDRP
Gaussian Blur Shader in HDRP
Summary
Chapter 12: Advanced Shaders
Tessellation Shaders
Water Wave Effect with Tessellation
Wave Tessellation in Shader Code
Wave Vertex Shader
Wave Tessellation Control (Hull) Shader
Wave Tessellation Evaluation (Domain) Shader
Wave Tessellation tessVert Function and Fragment Shader
Wave Tessellation in Shader Graph
Level of Detail Using Tessellation
Level of Detail Tessellation in Shader Code
Level of Detail Tessellation in Shader Graph
Geometry Shaders
Visualizing Normals with Geometry Shaders
Compute Shaders
Grass Mesh Instancing
The ProceduralGrass C# Script
ProceduralGrass Properties
ProceduralGrass Start Method
ProceduralGrass RunComputeShader Method
ProceduralGrass Script Update Method
ProceduralGrass Script OnDestroy Method
The ProceduralGrass Compute Shader
The Grass Blade Shader
Summary
Chapter 13: Profiling and Optimization
Profiling Shaders
FPS or Milliseconds?
The Frame Debugger
Identifying Problems with the Frame Debugger
Common Pitfalls and How to Fix Them
Overdraw
Expensive Fragment Shaders
Moving Calculations to the Vertex Shader
Moving Calculations in Shader Code
Moving Calculations in Shader Graph
Branching Logic
Texture Packing
Summary
Chapter 14: Shader Recipes for Your Games
World-Space Scan Post-Process
World-Space Scan in the Built-In Pipeline
World-Space Scan C# Scripting in the Built-In Pipeline
World-Space Scan Shader in the Built-In Pipeline
World-Space Scan in URP
World-Space Scan C# Scripting in URP
The WorldScanSettings C# Script
The WorldScanRenderPass C# Script
The WorldScanFeature C# Script
The Scanner C# Script
World-Space Scan Shader in URP
World-Space Scan in HDRP
World-Space Scan C# Scripting in HDRP
The WorldScanVolume C# Script
The Scanner C# Script
World-Space Scan Shader in HDRP
Cel-Shaded Lighting
Cel-Shaded Lighting in HLSL
Cel-Shaded Lighting in Shader Graph
Interactive Snow Layers
Interactive Snow C# Scripting
The SnowActor C# Script
The InteractiveSnow C# Script
Interactive Snow Compute Shader
Interactive Snow Mesh Shader
Snow Shader in HLSL
Snow Shader in Shader Graph
Holograms
Holograms in HLSL
Holograms in Shader Graph
Sprite Effects
Sprite Pixelation
Sprite Pixelation in HLSL
Sprite Pixelation in Shader Graph
Sprite Ripples
Sprite Ripples in HLSL
Sprite Ripples in Shader Graph
Summary
Index