GLAPI/glBlendColor: Difference between revisions
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== Function Definition == | == Function Definition == | ||
void '''glBlendColor'''( | void '''glBlendColor'''(GLfloat {{param|red}}, GLfloat {{param|green}}, GLfloat {{param|blue}}, GLfloat {{param|alpha}}); | ||
; red, green, blue, alpha | ; red, green, blue, alpha | ||
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== Description == | == Description == | ||
The {{enum|GL_BLEND_COLOR}} may be used to calculate the source and destination blending factors | The {{enum|GL_BLEND_COLOR}} may be used to calculate the source and destination blending factors. See {{apifunc|glBlendFunc}} for a complete description of the blending operations. Initially the {{enum|GL_BLEND_COLOR}} is set to (0, 0, 0, 0). | ||
== Notes == | |||
The type of the {{param|red}}, {{param|green}}, {{param|blue}}, and {{param|alpha}} parameters was changed from GLclampf to GLfloat. This change is transparent to user code. | |||
== Associated Gets == | == Associated Gets == | ||
| Line 23: | Line 27: | ||
== See Also == | == See Also == | ||
{{apifunc| | {{apifunc|glBlendFuncSeparate}}, {{apifunc|glBlendEquationSeparate}} | ||
== Copyright == | == Copyright == | ||
Copyright © 1991-2006 Silicon Graphics, Inc. This document is licensed under the SGI Free Software B License. For details, see [ | Copyright © 1991-2006 Silicon Graphics, Inc. This document is licensed under the SGI Free Software B License. For details, see [https://khronos.org/registry/OpenGL-Refpages/LICENSES/LicenseRef-FreeB.txt LicenseRef-FreeB]. | ||
[[Category:Core API Ref Post Fragment Shader Operations|BlendColor]] | [[Category:Core API Ref Post Fragment Shader Operations|BlendColor]] | ||
[[Category:Core API Reference|BlendColor]] | [[Category:Core API Reference|BlendColor]] | ||
Latest revision as of 21:27, 5 February 2021
| Core in version | 4.6 | |
|---|---|---|
| Core since version | 1.0 | |
glBlendColor: set the blend color
Function Definition
void glBlendColor(GLfloat red, GLfloat green, GLfloat blue, GLfloat 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. See glBlendFunc for a complete description of the blending operations. Initially the GL_BLEND_COLOR is set to (0, 0, 0, 0).
Notes
The type of the red, green, blue, and alpha parameters was changed from GLclampf to GLfloat. This change is transparent to user code.
Associated Gets
glGet with an argument of GL_BLEND_COLOR
See Also
glBlendFuncSeparate, glBlendEquationSeparate
Copyright
Copyright © 1991-2006 Silicon Graphics, Inc. This document is licensed under the SGI Free Software B License. For details, see LicenseRef-FreeB.