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Graphics.Rendering.OpenGL.GL.PixelRectangles.PixelMap Portability portable Stability provisional Maintainer sven.panne@aedion.de

Description

This module corresponds to a part of section 3.6.1 (Pixel Storage Modes) of the OpenGL 1.5 specs.

Synopsis

data PixelMapTarget = IToI | SToS | IToR | IToG | IToB | IToA | RToR | GToG | BToB | AToA class Storable c => PixelMapComponent c class PixelMap m where withNewPixelMap :: PixelMapComponent c => Int -> (Ptr c -> IO ()) -> IO (m c) withPixelMap :: PixelMapComponent c => m c -> (Int -> Ptr c -> IO a) -> IO a newPixelMap :: PixelMapComponent c => [c] -> IO (m c) getPixelMapComponents :: PixelMapComponent c => m c -> IO [c] data GLpixelmap a maxPixelMapTable :: GettableStateVar GLsizei pixelMap :: (PixelMap m, PixelMapComponent c) => PixelMapTarget -> StateVar (m c) pixelMapIToRGBA :: PixelMapComponent c => StateVar [Color4 c] pixelMapRGBAToRGBA :: PixelMapComponent c => StateVar [Color4 c]

Documentation

data PixelMapTarget

Constructors IToI SToS IToR IToG IToB IToA RToR GToG BToB AToA

class Storable c => PixelMapComponent c

Instances PixelMapComponent GLfloat PixelMapComponent GLuint PixelMapComponent GLushort

class PixelMap m where

Methods withNewPixelMap :: PixelMapComponent c => Int -> (Ptr c -> IO ()) -> IO (m c) withPixelMap :: PixelMapComponent c => m c -> (Int -> Ptr c -> IO a) -> IO a newPixelMap :: PixelMapComponent c => [c] -> IO (m c) getPixelMapComponents :: PixelMapComponent c => m c -> IO [c] Instances PixelMap GLpixelmap

data GLpixelmap a

Instances PixelMap GLpixelmap Eq (GLpixelmap a) Ord (GLpixelmap a) Show (GLpixelmap a)

maxPixelMapTable :: GettableStateVar GLsizei

pixelMap :: (PixelMap m, PixelMapComponent c) => PixelMapTarget -> StateVar (m c)

pixelMapIToRGBA :: PixelMapComponent c => StateVar [Color4 c]

Convenience state variable

pixelMapRGBAToRGBA :: PixelMapComponent c => StateVar [Color4 c]

Convenience state variable

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