GLAPI/glBlendColor: Difference between revisions
< GLAPI
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== Function Definition == | == Function Definition == | ||
void '''glBlendColor'''(GLclampf | void '''glBlendColor'''(GLclampf {{param|red}}, GLclampf {{param|green}}, GLclampf {{param|blue}}, GLclampf {{param|alpha}}); | ||
; red, green, blue, alpha | ; red, green, blue, alpha | ||
| Line 15: | Line 15: | ||
== 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 | 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). | ||
== Associated Gets == | == Associated Gets == | ||
{{apifunc|glGet}} with an argument of {{code|GL_BLEND_COLOR}} | |||
== See Also == | == See Also == | ||
{{apifunc|glBlendEquation}}, {{apifunc|glBlendFunc}}, {{apifunc|glGetString}} | |||
== Copyright == | == Copyright == | ||
Revision as of 01:13, 29 April 2012
| 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/.