OpenGL-2.2.3.1: A binding for the OpenGL graphics system

Portability	portable
Stability	stable
Maintainer	[email protected]
Safe Haskell	Safe-Infered

Graphics.Rendering.OpenGL.GL.PixelRectangles.Histogram

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