OpenGL^® on Silicon Graphics Systems

Table of Contents

New Features in This Guide

About This Guide

Silicon Graphics Visualization Systems

What This Guide Contains

What You Should Know Before Reading This Guide

Background Reading

OpenGL and Associated Tools and Libraries

X Window System: Xlib, X Toolkit, and OSF/Motif

Other Sources

Obtaining Publications

Conventions Used in This Guide

Reader Comments

1. OpenGL on Silicon Graphics Systems

Using OpenGL with the X Window System

Extensions to OpenGL

Debugging and Performance Optimization

Location of Example Source Code (IRIX-Specific)

2. OpenGL and X: Getting Started

Background and Terminology

Libraries, Toolkits, and Tools

Integrating Your OpenGL Program With IRIS IM

Integrating OpenGL Programs With X—Summary

Compiling With OpenGL and Related Libraries

3. OpenGL and X: Examples

Using Widgets

Using Xlib

Using Fonts and Strings

4. OpenGL and X: Advanced Topics

Using Animations

Using Overlays

Using Visuals and Framebuffer Configurations

Using Colormaps

Stereo Rendering

Using Pixel Buffers

Using Pixmaps

Performance Considerations for X and OpenGL

Portability

5. Introduction to OpenGL Extensions

Determining Extension Availability

ARB_get_proc_address—The Dynamic Query-Function-Pointer Extension

Finding Information About Extensions

6. Resource Control Extensions

EXT_import_context—The Import Context Extension

SGI_make_current_read—The Make Current Read Extension

EXT_visual_info—The Visual Info Extension

EXT_visual_rating—The Visual Rating Extension

SGIX_fbconfig—The Framebuffer Configuration Extension

SGIX_pbuffer—The Pixel Buffer Extension

7. Vertex Processing Extensions

ARB_vertex_buffer_object—The Vertex Buffer Object Extension

ARB_window_pos—The Window-Space Raster Position Extension

EXT_clip_volume_hint—The Clip Volume Hint Extension

EXT_compiled_vertex_array—The Compiled Vertex Array Extension

EXT_fog_coord—The Fog Coordinate Extension

EXT_multi_draw_arrays—The Multiple Draw Arrays Extension

EXT_secondary_color—The Secondary Color Extension

The Vertex Array Object Extensions (Legacy)

The Texture Coordinate Generation Extensions (Legacy)

8. Texturing Extensions

ATI_texture_env_combine3—New Texture Combiner Operations Extension

ATI_texture_float—The Floating Point Texture Extension

ATI_texture_mirror_once—The Texture Mirroring Extension

EXT_texture_compression_s3tc—The S3 Compressed Texture Format Extension

EXT_texture_filter_anisotropic—The Anisotropic Texture Filtering Extension

EXT_texture_rectangle—The Rectangle Texture Extension

EXT_texture3D—The 3D Texture Extension

SGI_texture_color_table—The Texture Color Table Extension

SGIS_detail_texture—The Detail Texture Extension

SGIS_filter4_parameters—The Filter4 Parameters Extension

SGIS_point_line_texgen—The Point or Line Texture Generation Extension

SGIS_sharpen_texture—The Sharpen Texture Extension

SGIS_texture_edge/border_clamp—Texture Clamp Extensions

SGIS_texture_filter4—The Texture Filter4 Extensions

SGIS_texture_lod—The Texture LOD Extension

SGIS_texture_select—The Texture Select Extension

SGIX_clipmap—The Clipmap Extension

SGIX_texture_add_env—The Texture Environment Add Extension

SGIX_texture_lod_bias—The Texture LOD Bias Extension

SGIX_texture_scale_bias—The Texture Scale Bias Extension

9. Rendering Extensions

ATI_draw_buffers—The Multiple Draw Buffers Extension

ATI_separate_stencil—The Separate Stencil Extension

NV_point_sprite—The Point Sprite Extension

NV_occlusion_query—The Occlusion Query Extension

Blending Extensions

SGIS_fog_function—The Fog Function Extension

SGIS_fog_offset—The Fog Offset Extension

The Multisample Extension

The Point Parameters Extension

SGIX_reference_plane—The Reference Plane Extension

The Shadow Extensions

SGIX_sprite—The Sprite Extension

10. Imaging Extensions

Introduction to Imaging Extensions

EXT_abgr—The ABGR Extension

EXT_convolution—The Convolution Extension

EXT_histogram—The Histogram and Minmax Extensions

EXT_packed_pixels—The Packed Pixels Extension

SGI_color_matrix—The Color Matrix Extension

SGI_color_table—The Color Table Extension

SGIX_interlace—The Interlace Extension

SGIX_pixel_texture—The Pixel Texture Extension

11. Video Extensions

SGI_swap_control—The Swap Control Extension

SGI_video_sync—The Video Synchronization Extension

SGIX_swap_barrier—The Swap Barrier Extension

SGIX_swap_group—The Swap Group Extension

SGIX_video_resize—The Video Resize Extension

12. Miscellaneous OpenGL Extensions

GLU_EXT_NURBS_tessellator—The NURBS Tessellator Extension

GLU_EXT_object_space—The Object Space Tess Extension

SGIX_list_priority—The List Priority Extension

SGIX_instruments—The Instruments Extension

13. Vertex and Fragment Program Extensions

The Vertex and Fragment Program Extensions

Using Pipeline Programs

The Legacy Vertex and Fragment Program Extensions

14. OpenGL Tools

Platform Notes

ogldebug—The OpenGL Debugger

The OpenGL Character Renderer (GLC)

The OpenGL Stream Utility (GLS)

glxinfo—The glx Information Utility

15. Tuning Graphics Applications: Fundamentals

General Tips for Debugging Graphics Programs

Specific Problems and Troubleshooting

About Pipeline Tuning

Taking Timing Measurements

Tuning Animation

16. Tuning the Pipeline

CPU Tuning: Basics

CPU Tuning: Display Lists

CPU Tuning: Immediate Mode Drawing

Optimizing Cache and Memory Use

CPU Tuning: Advanced Techniques

Tuning the Geometry Subsystem

Tuning the Raster Subsystem

Tuning the Imaging Pipeline

17. Tuning Graphics Applications: Examples

Drawing Pixels Fast

Tuning Example

18. System-Specific Tuning

Introduction to System-Specific Tuning

Optimizing Performance on InfiniteReality Systems

Optimizing Performance on Onyx4 and Silicon Graphics Prism Systems

A. Benchmarks

B. Benchmarking Libraries: libpdb and libisfast

Libraries for Benchmarking

Using libpdb

Using libisfast

C. System Support for OpenGL Versions and Extensions

OpenGL Core Versions

OpenGL Extensions

GLX Extensions

D. XFree86 Configuration Specifics

Configuring a System for Stereo

Configuring a System for Full-Scene Antialiasing

Configuring a System for Dual-Channel Operation

Enabling Overlay Planes

Configuring a System for External Genlock or Framelock

Configuring Monitor Positions

Configuring Monitor Types

Configuring a System for Multiple X Servers

Index