GLCLAMPCOLOR - Online Linux Manual PageSection : 3G
Updated : 01/20/2022
Source : [FIXME: source]
Note : [FIXME: manual]

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NAMEglClampColor − specify whether data read via glReadPixels() should be clamped

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C SPECIFICATIONvoid glClampColor(GLenum target, GLenum clamp);

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PARAMETERStarget 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​.

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DESCRIPTIONglClampColor 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​.

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ERRORSGL_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​.

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ASSOCIATED GETSglGet() with argument GL_CLAMP_READ_COLOR​.

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VERSION SUPPORT OpenGL Version Function / Feature Name 2​.0 none;'>none;'>none;'>none;'>none;'>none;'>none;'>none;'>none;'>none;'>none;'>none;'>none;'> 2​.1 3​.0 3​.1 3​.2 3​.3 4​.0 4​.1 4​.2 4​.3 4​.4 4​.5 glClampColor − − ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔

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SEE ALSO

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COPYRIGHTCopyright © 2010−2014 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/​.

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COPYRIGHT
Copyright © 2010-2014 Khronos Group
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