Computer Graphics Programming in OpenGL With C++ by Gordon, V. Scott -- Read -- Imperial Library of Trantor

Index

Cover Title Page Copyright Contents Preface

Intended Audience How to Use This Book Acknowledgments About the Authors

Chapter 1 Getting Started

1.1 Languages and Libraries

1.1.1 C++ 1.1.2 OpenGL / GLSL 1.1.3 Window Management 1.1.4 Extension Library 1.1.5 Math Library 1.1.6 Texture Management 1.1.7 Optional Libraries

1.2 Installation and Configuration

Chapter 2 The OpenGL Graphics Pipeline

2.1 The OpenGL Pipeline

2.1.1 C++/OpenGL Application 2.1.2 Vertex and Fragment Shaders 2.1.3 Tessellation 2.1.4 Geometry Shader 2.1.5 Rasterization 2.1.6 Fragment Shader 2.1.7 Pixel Operations

2.2 Detecting OpenGL and GLSL Errors 2.3 Reading GLSL Source Code from Files 2.4 Building Objects from Vertices 2.5 Animating a Scene 2.6 Organizing the C++ Code Files

Chapter 3 Mathematical Foundations

3.1 3D Coordinate Systems 3.2 Points 3.3 Matrices 3.4 Transformation Matrices

3.4.1 Translation 3.4.2 Scaling 3.4.3 Rotation

3.5 Vectors

3.5.1 Uses for Dot Product 3.5.2 Uses for Cross Product

3.6 Local and World Space 3.7 Eye Space and the Synthetic Camera 3.8 Projection Matrices

3.8.1 The Perspective Projection Matrix 3.8.2 The Orthographic Projection Matrix

3.9 Look-At Matrix 3.10 GLSL Functions for Building Matrix Transforms

Chapter 4 Managing 3D Graphics Data

4.1 Buffers and Vertex Attributes 4.2 Uniform Variables 4.3 Interpolation of Vertex Attributes 4.4 Model-View and Perspective Matrices 4.5 Our First 3D Program – a 3D Cube 4.6 Rendering Multiple Copies of an Object

4.6.1 Instancing

4.7 Rendering Multiple Different Models in a Scene 4.8 Matrix Stacks 4.9 Combating “Z-Fighting” Artifacts 4.10 Other Options for Primitives 4.11 Coding for Performance

4.11.1 Minimizing Dynamic Memory Allocation 4.11.2 Pre-Computing the Perspective Matrix 4.11.3 Back-Face Culling

Chapter 5 Texture Mapping

5.1 Loading Texture Image Files 5.2 Texture Coordinates 5.3 Creating a Texture Object 5.4 Constructing Texture Coordinates 5.5 Loading Texture Coordinates into Buffers 5.6 Using the Texture in a Shader: Sampler Variables and Texture Units 5.7 Texture Mapping: Example Program 5.8 Mipmapping 5.9 Anisotropic Filtering 5.10 Wrapping and Tiling 5.11 Perspective Distortion 5.12 Textures – Additional OpenGL Details

Chapter 6 3D Models

6.1 Procedural Models – Building a Sphere 6.2 OpenGL Indexing – Building a Torus

6.2.1 The Torus 6.2.2 Indexing in OpenGL

6.3 Loading Externally Produced Models

Chapter 7 Lighting

7.1 Lighting Models 7.2 Lights 7.3 Materials 7.4 ADS Lighting Computations 7.5 Implementing ADS Lighting

7.5.1 Gouraud Shading 7.5.2 Phong Shading

7.6 Combining Lighting and Textures

Chapter 8 Shadows

8.1 The Importance of Shadows 8.2 Projective Shadows 8.3 Shadow Volumes 8.4 Shadow Mapping

8.4.1 Shadow Mapping (PASS ONE) – “Draw” Objects from Light Position 8.4.2 Shadow Mapping (Intermediate Step) – Copying the Z-Buffer to a Texture 8.4.3 Shadow Mapping (PASS TWO) – Rendering the Scene with Shadows

8.5 A Shadow Mapping Example 8.6 Shadow Mapping Artifacts 8.7 Soft Shadows

8.7.1 Soft Shadows in the Real World 8.7.2 Generating Soft Shadows – Percentage Closer Filtering (PCF) 8.7.3 A Soft Shadow/PCF Program

Chapter 9 Sky and Backgrounds

9.1 Skyboxes 9.2 Skydomes 9.3 Implementing a Skybox

9.3.1 Building a Skybox from Scratch 9.3.2 Using OpenGL Cube Maps

9.4 Environment Mapping

Chapter 10 Enhancing Surface Detail

10.1 Bump Mapping 10.2 Normal Mapping 10.3 Height Mapping

Chapter 11 Parametric Surfaces

11.1 Quadratic Bézier Curves 11.2 Cubic Bézier Curves 11.3 Quadratic Bézier Surfaces 11.4 Cubic Bézier Surfaces

Chapter 12 Tessellation

12.1 Tessellation in OpenGL 12.2 Tessellation for Bézier Surfaces 12.3 Tessellation for Terrain / Height Maps 12.4 Controlling Level of Detail (LOD)

Chapter 13 Geometry Shaders

13.1 Per-Primitive Processing in OpenGL 13.2 Altering Primitives 13.3 Deleting Primitives 13.4 Adding Primitives 13.5 Changing Primitive Types

Chapter 14 Other Techniques

14.1 Fog 14.2 Compositing / Blending / Transparency 14.3 User-Defined Clipping Planes 14.4 3D Textures 14.5 Noise 14.6 Noise Application – Marble 14.7 Noise Application – Wood 14.8 Noise Application – Clouds 14.9 Noise Application – Special Effects

Appendix A Installation and Setup for PC (Windows) Appendix B Installation and Setup for Macintosh Appendix C Using the Nsight Graphics Debugger Index

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