Graphics.Rendering.OpenGL.GL.PixelRectangles.PixelMap

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.

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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