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

Graphics.Rendering.OpenGL.GL.ReadCopyPixels |

Portability | portable
Stability | stable
Maintainer | sven.panne@aedion.de

Contents

Reading Pixels
Copying Pixels

Description
This module corresponds to section 4.3 (Drawing, Reading, and Copying Pixels) of the OpenGL 2.1 specs.
Synopsis

readPixels :: Position -> Size -> PixelData a -> IO ()
readBuffer :: StateVar BufferMode

data PixelCopyType

= CopyColor
| CopyDepth
| CopyStencil

copyPixels :: Position -> Size -> PixelCopyType -> IO ()

Reading Pixels

readPixels :: Position -> Size -> PixelData a -> IO () | Source

readBuffer :: StateVar BufferMode | Source

Copying Pixels

data PixelCopyType | Source

Constructors

CopyColor |
CopyDepth |
CopyStencil |

Instances

Eq PixelCopyType
Ord PixelCopyType
Show PixelCopyType

copyPixels :: Position -> Size -> PixelCopyType -> IO () | Source

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