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Welcome to the OpenGL Wiki!

This Wiki is a collection of information about OpenGL, as well as frequently asked questions about OpenGL and its API. Tutorials are also welcome and can be hosted on this Wiki.

Contributions on this wiki are open to the public, you only need to create a user account. We ask that you please respect the content on this wiki and post only information that is relevant to OpenGL.

Getting Started OpenGL development setup Loading OpenGL functions Tools to do this manually Additional useful development tools

FAQs FAQ Common mistakes Common legacy mistakes Common GLSL mistakes

OpenGL Reference OpenGL 4.6 function reference GLSL 4.6 function reference.

OpenGL Objects Buffer Objects Pixel Buffer Objects Buffer Object Streaming Textures Sampler Objects Image formats Pixel transfer operations Cubemap Textures Array Textures Buffer Textures Asynchronous query objects Framebuffer Objects Default Framebuffer Renderbuffer Objects Unconventional objects: Sync Objects Shader and program objects

Rendering pipeline Vertex Specification Vertex Rendering Vertex Processing Vertex Post-Processing Primitive Assembly Rasterization Fragment Shader Per-Sample Processing Depth Test Blending

OpenGL Shading Language The language and basic syntax Shader objects and compilation Variable types Type qualifiers Uniform variables Sampler variables Image variables Built-in variables Interface blocks Uniform blocks Shader storage blocks Shader stages: Vertex Shader Tessellation Shaders Geometry Shader Fragment Shader Other shading languages

OpenGL Concepts OpenGL Context Types of contexts Synchronization The OpenGL Specification OpenGL Architectural Review Board The OpenGL Shading Language OpenGL Extension Legacy OpenGL History of OpenGL

Other useful information Useful 3D algorithms Platform-specific issues Hardware-specific issues Glossary