GLAPI/glBlendColor: Difference between revisions

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; red, green, blue, alpha
; red, green, blue, alpha
: specify the components of {{code|GL_BLEND_COLOR}}
: specify the components of {{enum|GL_BLEND_COLOR}}


== Description ==
== Description ==


The {{code|GL_BLEND_COLOR}} may be used to calculate the source and destination blending factors. The color components are clamped to the range [0, 1] before being stored. See {{apifunc|glBlendFunc}} for a complete description of the blending operations. Initially the {{code|GL_BLEND_COLOR}} is set to (0, 0, 0, 0).
The {{enum|GL_BLEND_COLOR}} may be used to calculate the source and destination blending factors. The color components are clamped to the range [0, 1] before being stored. See {{apifunc|glBlendFunc}} for a complete description of the blending operations. Initially the {{enum|GL_BLEND_COLOR}} is set to (0, 0, 0, 0).


== Associated Gets ==
== Associated Gets ==


{{apifunc|glGet}} with an argument of {{code|GL_BLEND_COLOR}}
{{apifunc|glGet}} with an argument of {{enum|GL_BLEND_COLOR}}


== See Also ==
== See Also ==

Revision as of 17:16, 29 April 2012

glBlendColor
Core in version 4.6
Core since version 1.0

glBlendColor: set the blend color

Function Definition

 void glBlendColor(GLclampf red​, GLclampf green​, GLclampf blue​, GLclampf alpha​);
red, green, blue, alpha
specify the components of GL_BLEND_COLOR

Description

The GL_BLEND_COLOR may be used to calculate the source and destination blending factors. The color components are clamped to the range [0, 1] before being stored. See glBlendFunc for a complete description of the blending operations. Initially the GL_BLEND_COLOR is set to (0, 0, 0, 0).

Associated Gets

glGet with an argument of GL_BLEND_COLOR

See Also

glBlendEquation, glBlendFunc, glGetString

Copyright

Copyright © 1991-2006 Silicon Graphics, Inc. This document is licensed under the SGI Free Software B License. For details, see http://oss.sgi.com/projects/FreeB/.