glClampColor : PyOpenGL 3.0.2 GL Man Pages

specify whether data read via

Signature

glClampColor( GLenum ( target ) , GLenum ( clamp ) )-> void

glClampColor( target , clamp )

Parameters

Variables	Description
target	Target for color clamping. target must be GL_CLAMP_READ_COLOR .
clamp	Specifies whether to apply color clamping. clamp must be GL_TRUE or GL_FALSE .

Description

glClampColor controls color clamping that is performed during glReadPixels . target must be GL_CLAMP_READ_COLOR . If clamp is GL_TRUE , read color clamping is enabled; if clamp is GL_FALSE , read color clamping is disabled. If clamp is GL_FIXED_ONLY , read color clamping is enabled only if the selected read buffer has fixed point components and disabled otherwise.

Errors

GL_INVALID_ENUM is generated if target is not GL_CLAMP_READ_COLOR .

GL_INVALID_ENUM is generated if clamp is not GL_TRUE or GL_FALSE .

Associated Gets

glGet with argument GL_CLAMP_READ_COLOR .

Copyright

2010 Khronos Group. This material may be distributed subject to the terms and conditions set forth in the Open Publication License, v 1.0, 8 June 1999. http://opencontent.org/openpub/ .