Contents

• List of Figures
• List of Tables
• 1 Introduction
  • 1.1 OpenGL Version
  • 1.2 Course Notes and Slide Set Organization
  • 1.3 Acknowledgments
  • 1.4 Acknowledgments for 1999 Course Notes
  • 1.5 Acknowledgments for 1998 Course Notes
  • 1.6 Acknowledgments for 1997 Course Notes
  • 1.7 Course Notes Web Site
• 2 About OpenGL
• 3 Modeling
  • 3.1 Modeling Considerations
  • 3.2 Decomposition and Tessellation
  • 3.3 Generating Model Normals
  • 3.4 Triangle-stripping
  • 3.5 Coplanar Polygons and Decaling with Stencil
  • 3.6 Capping Clipped Solids with the Stencil Buffer
  • 3.7 Constructive Solid Geometry with the Stencil Buffer
• 4 Geometry and Transformations
  • 4.1 Stereo Viewing
  • 4.2 Depth of Field
  • 4.3 The Z Coordinate and Perspective Projection
  • 4.4 Image Tiling
  • 4.5 Moving the Current Raster Position
  • 4.6 Preventing Clipping of Wide Lines and Points
  • 4.7 Distortion Correction
  • 4.8 Picking and Highlighting
  • 4.9 Foreground Object Manipulation
• 5 Occlusion Culling
  • 5.1 Choosing Occluders
  • 5.2 Building the Occlusion Map
  • 5.3 Building the Depth Estimation Buffer
  • 5.4 Occlusion Testing
  • 5.5 Other Methods
• 6 Texture Mapping
  • 6.1 Texturing Basics
  • 6.2 Multitexture
  • 6.3 Merging Textures with Specular Highlights
  • 6.4 Texture Borders and Tiling
  • 6.5 Mipmap Generation
  • 6.6 Texture Map Limits
  • 6.7 Anisotropic Texture Filtering
  • 6.8 Paging Textures
  • 6.9 Transparency Mapping and Trimming with Alpha
  • 6.10 Billboards
  • 6.11 Rendering Text
  • 6.12 Texture Mosaicing
  • 6.13 Texture Coordinate Generation
  • 6.14 Color Coding and Contouring
  • 6.15 Visualizing Surface Orientations
  • 6.16 Projective Textures
  • 6.17 Environment Mapping
  • 6.18 Image Warping and Dewarping
  • 6.19 3D Textures
  • 6.20 Detail Textures
  • 6.21 Procedural Texture Generation
• 7 Line Rendering Techniques
  • 7.1 Wireframe Models
  • 7.2 Hidden Lines
  • 7.3 Haloed Lines
  • 7.4 Silhouette Edges
  • 7.5 Preventing Smooth Wide Line Overlap
  • 7.6 End Caps On Wide Lines
• 8 Blending and Compositing
  • 8.1 Compositing
  • 8.2 Advanced Blending
  • 8.3 Painting
  • 8.4 Blending with the Accumulation Buffer
  • 8.5 Blending Transitions
  • 8.6 The Stencil Buffer
  • 8.7 Compositing Images with Depth
• 9 Antialiasing
  • 9.1 Line and Point Antialiasing
  • 9.2 Polygon Antialiasing
  • 9.3 Multisampling
  • 9.4 Antialiasing With Textures
  • 9.5 Antialiasing with Accumulation Buffer
• 10 Lighting Techniques
  • 10.1 Phong Shading
  • 10.2 Light Maps
  • 10.3 Gloss Maps
  • 10.4 Other Lighting Models
  • 10.5 Global Illumination
  • 10.6 Bump Mapping with Textures
  • 10.7 Bump Mapped Reflections
  • 10.8 Choosing Material Properties
  • 10.9 Anisotropic Lighting
• 11 Scene Realism
  • 11.1 Reflections and Refractions
  • 11.2 Environment Mapping
  • 11.3 Creating Shadows
• 12 Transparency
  • 12.1 Screen-Door Transparency
  • 12.2 Alpha Blending
  • 12.3 Sorting
  • 12.4 Using the Alpha Function
  • 12.5 Using Multisampling
• 13 Image Processing
  • 13.1 Introduction
  • 13.2 Colors and Color Spaces
  • 13.3 Convolutions
  • 13.4 Image Warping
• 14 Special Effects
  • 14.1 Dissolves with Stencil
  • 14.2 Motion Blur
  • 14.3 Depth of Field
• 15 Illustration and Artistic Techniques
  • 15.1 Non-photorealistic Lighting Models
  • 15.2 Edge Lines
  • 15.3 Gradual Cutaway Views
  • 15.4 Depth Cuing
  • 15.5 Cross Hatching and 3D Halftones
  • 15.6 2D Drawing Techniques
  • 15.7 Painting on Images
• 16 Scientific Visualization Techniques
  • 16.1 Scalar Field Visualization
  • 16.2 Volume Visualization with Texture
  • 16.3 Vector Field Visualization
  • 16.4 Line Integral Convolution (LIC) with Texture
  • 16.5 Illuminated Stream Lines
• 17 Natural Phenomena
  • 17.1 Smoke
  • 17.2 Vapor Trails
  • 17.3 Fire
  • 17.4 Explosions
  • 17.5 Clouds
  • 17.6 Water
  • 17.7 Light Points
  • 17.8 Other Atmospheric Effects
  • 17.9 Particle Systems
  • 17.10 Precipitation
• 18 Tuning Your OpenGL Application
  • 18.1 What Is Pipeline Tuning?
  • 18.2 Optimizing Your Application Code
  • 18.3 Tuning the Geometry Subsystem
  • 18.4 Tuning the Raster Subsystem
  • 18.5 Rendering Geometry Efficiently
  • 18.6 Rendering Images Efficiently
  • 18.7 Tuning Animation
  • 18.8 Taking Timing Measurements
• 19 Portability Considerations
  • 19.1 General Concerns
  • 19.2 Windows and UNIX Portability
  • 19.3 3D Texture Portability
• 20 Using OpenGL Extensions
  • 20.1 How OpenGL Extensions are Documented
  • 20.2 Finding OpenGL extension specifications
  • 20.3 How to Read an OpenGL Extension Specification
  • 20.4 Portably Using OpenGL Extensions
  • 20.5 Win32's Scheme for Getting Extension Function Pointers
• A. List of Demo Programs
• B. GLUT, the OpenGL Utility Toolkit
• C. Equations
  • C..1 Projection Matrices
  • C..2 Lighting Equations
• Bibliography
• About this document ...