OpenGL 4 Shading Language Cookbook（Second Edition）

Creating a fractal texture using the compute shader

Implementing an edge detection filter with the compute shader

Using the compute shader for cloth simulation

Implementing a particle simulation with the compute shader

Introduction

Chapter 10. Using Compute Shaders

Simulating smoke with particles

Simulating fire with particles

Creating a particle system using instanced particles

Creating a particle system using transform feedback

Creating a particle fountain

Animating a surface with vertex displacement

Introduction

Chapter 9. Particle Systems and Animation

Creating a night-vision effect

Creating a paint-spatter effect

Creating a disintegration effect

Creating a wood-grain effect

Creating a cloud-like effect

Creating a seamless noise texture

Creating a noise texture using GLM

Introduction

Chapter 8. Using Noise in Shaders

Creating shadows using shadow volumes and the geometry shader

Creating soft shadow edges with random sampling

Anti-aliasing shadow edges with PCF

Rendering shadows with shadow maps

Introduction

Chapter 7. Shadows

Tessellating based on depth

Tessellating a 3D surface

Tessellating a 2D quad

Tessellating a curve

Drawing silhouette lines using the geometry shader

Drawing a wireframe on top of a shaded mesh

Point sprites with the geometry shader

Introduction

Chapter 6. Using Geometry and Tessellation Shaders

Implementing order-independent transparency

Using deferred shading

Using multisample anti-aliasing

Using gamma correction to improve image quality

Creating a bloom effect

Implementing HDR lighting with tone mapping

Applying a Gaussian blur filter

Applying an edge detection filter

Introduction

Chapter 5. Image Processing and Screen Space Techniques

Using sampler objects

Rendering to a texture

Applying a projected texture

Simulating refraction with cube maps

Simulating reflection with cube maps

Using normal maps

Using alpha maps to discard pixels

Applying multiple textures

Applying a 2D texture

Introduction

Chapter 4. Using Textures

Configuring the depth test

Simulating fog

Creating a cartoon shading effect

Simulating a spotlight

Using the halfway vector for improved performance

Using per-fragment shading for improved realism

Shading with a directional light source

Shading with multiple positional lights

Introduction

Chapter 3. Lighting Shading and Optimization

Discarding fragments to create a perforated look

Using subroutines to select shader functionality

Implementing flat shading

Implementing two-sided shading

Using functions in shaders

Implementing per-vertex ambient diffuse and specular (ADS) shading

Implementing diffuse per-vertex shading with a single point light source

Introduction

Chapter 2. The Basics of GLSL Shaders

Building a C++ shader program class

Getting debug messages

Using uniform blocks and uniform buffer objects

Getting a list of active uniform variables

Sending data to a shader using uniform variables

Getting a list of active vertex input attributes and locations

Sending data to a shader using vertex attributes and vertex buffer objects

Linking a shader program

Compiling a shader

Determining the GLSL and OpenGL version

Using GLM for mathematics

Using a function loader to access the latest OpenGL functionality

Introduction

Chapter 1. Getting Started with GLSL

Customer support

Reader feedback

Conventions

Who this book is for

What you need for this book

What this book covers

Preface

Support files eBooks discount offers and more

www.PacktPub.com

About the Reviewers

About the Author

Credits

OpenGL 4 Shading Language Cookbook Second Edition

coverpage

coverpage

OpenGL 4 Shading Language Cookbook Second Edition

Credits

About the Author

About the Reviewers

www.PacktPub.com

Support files eBooks discount offers and more

Preface

What this book covers

What you need for this book

Who this book is for

Conventions

Reader feedback

Customer support

Chapter 1. Getting Started with GLSL

Introduction

Using a function loader to access the latest OpenGL functionality

Using GLM for mathematics

Determining the GLSL and OpenGL version

Compiling a shader

Linking a shader program

Sending data to a shader using vertex attributes and vertex buffer objects

Getting a list of active vertex input attributes and locations

Sending data to a shader using uniform variables

Getting a list of active uniform variables

Using uniform blocks and uniform buffer objects

Getting debug messages

Building a C++ shader program class

Chapter 2. The Basics of GLSL Shaders

Introduction

Implementing diffuse per-vertex shading with a single point light source

Implementing per-vertex ambient diffuse and specular (ADS) shading

Using functions in shaders

Implementing two-sided shading

Implementing flat shading

Using subroutines to select shader functionality

Discarding fragments to create a perforated look

Chapter 3. Lighting Shading and Optimization

Introduction

Shading with multiple positional lights

Shading with a directional light source

Using per-fragment shading for improved realism

Using the halfway vector for improved performance

Simulating a spotlight

Creating a cartoon shading effect

Simulating fog

Configuring the depth test

Chapter 4. Using Textures

Introduction

Applying a 2D texture

Applying multiple textures

Using alpha maps to discard pixels

Using normal maps

Simulating reflection with cube maps

Simulating refraction with cube maps

Applying a projected texture

Rendering to a texture

Using sampler objects

Chapter 5. Image Processing and Screen Space Techniques

Introduction

Applying an edge detection filter

Applying a Gaussian blur filter

Implementing HDR lighting with tone mapping

Creating a bloom effect

Using gamma correction to improve image quality

Using multisample anti-aliasing

Using deferred shading

Implementing order-independent transparency

Chapter 6. Using Geometry and Tessellation Shaders

Introduction

Point sprites with the geometry shader

Drawing a wireframe on top of a shaded mesh

Drawing silhouette lines using the geometry shader

Tessellating a curve

Tessellating a 2D quad

Tessellating a 3D surface

Tessellating based on depth

Chapter 7. Shadows

Introduction

Rendering shadows with shadow maps

Anti-aliasing shadow edges with PCF

Creating soft shadow edges with random sampling

Creating shadows using shadow volumes and the geometry shader

Chapter 8. Using Noise in Shaders

Introduction

Creating a noise texture using GLM

Creating a seamless noise texture

Creating a cloud-like effect

Creating a wood-grain effect

Creating a disintegration effect

Creating a paint-spatter effect

Creating a night-vision effect

Chapter 9. Particle Systems and Animation

Introduction

Animating a surface with vertex displacement

Creating a particle fountain

Creating a particle system using transform feedback

Creating a particle system using instanced particles

Simulating fire with particles

Simulating smoke with particles

Chapter 10. Using Compute Shaders

Introduction

Implementing a particle simulation with the compute shader

Using the compute shader for cloth simulation

Implementing an edge detection filter with the compute shader

Creating a fractal texture using the compute shader