Built-in Functions

The OpenGL Shading Language defines an assortment of built-in convenience functions for scalar and vector operations. These are grouped as shown below, and use the subsequently defined notation for types.

• “Angle and Trigonometry Functions”

• “Exponential Functions”

• “Common Functions”

• “Floating-Point Pack and Unpack Functions”

• “Geometric Functions”

• “Matrix Functions”

• “Vector Relational Functions”

• “Integer Functions”

• “Texture Functions”

• “Atomic-Counter Functions”

• “Atomic Memory Functions”

• “Image Functions”

• “Fragment Processing Functions”

• “Noise Functions”

• “Geometry Shader Functions”

• “Shader Invocation Control Functions”

• “Shader Memory Control Functions”

Listing all the prototypes for all the GLSL ...

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