OpenGL-2.2.1.1: A binding for the OpenGL graphics system Source code Contents Index

Graphics.Rendering.OpenGL.GL.PixelRectangles.Histogram Portability portable Stability stable Maintainer sven.panne@aedion.de

Description

This module corresponds to a part of section 3.6.1 (Pixel Storage Modes) of the OpenGL 2.1 specs.

Documentation

data Sink Source

Constructors PassThrough Sink Instances Eq Sink Ord Sink Show Sink

histogram :: Proxy -> StateVar (Maybe (GLsizei, PixelInternalFormat, Sink)) Source

data Reset Source

Constructors NoReset Reset Instances Eq Reset Ord Reset Show Reset

getHistogram :: Reset -> PixelData a -> IO () Source

resetHistogram :: IO () Source

histogramRGBASizes :: Proxy -> GettableStateVar (Color4 GLsizei) Source

histogramLuminanceSize :: Proxy -> GettableStateVar GLsizei Source

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