GLAPI/glClearColor: Difference between revisions
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== Function Definition == | == Function Definition == | ||
void '''glClearColor'''( | void '''glClearColor'''(GLfloat {{param|red}}, GLfloat {{param|green}}, GLfloat {{param|blue}}, GLfloat {{param|alpha}}); | ||
; red, green, blue, alpha | ; red, green, blue, alpha | ||
| Line 15: | Line 15: | ||
== Description == | == Description == | ||
'''glClearColor''' specifies the red, green, blue, and alpha values used by | '''glClearColor''' specifies the red, green, blue, and alpha values used by {{apifunc|glClear}} to clear the color buffers. | ||
== 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 == | ||
{{apifunc|glGet}} with argument {{enum|GL_COLOR_CLEAR_VALUE}} | |||
== See Also == | == See Also == | ||
{{apifunc|glClear}} | |||
== 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:API | [[Category:Core API Ref Whole Framebuffer|ClearColor]] | ||
[[Category: | [[Category:Core API Reference|ClearColor]] | ||
Latest revision as of 22:12, 5 February 2021
| Core in version | 4.6 | |
|---|---|---|
| Core since version | 1.0 | |
glClearColor: specify clear values for the color buffers
Function Definition
void glClearColor(GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha);
- red, green, blue, alpha
- Specify the red, green, blue, and alpha values used when the color buffers are cleared. The initial values are all 0.
Description
glClearColor specifies the red, green, blue, and alpha values used by glClear to clear the color buffers.
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 argument GL_COLOR_CLEAR_VALUE
See Also
Copyright
Copyright © 1991-2006 Silicon Graphics, Inc. This document is licensed under the SGI Free Software B License. For details, see LicenseRef-FreeB.