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40 lines
861 B
Markdown
40 lines
861 B
Markdown
**_glClearColor:** specify clear values for the color buffers
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## Syntax
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> : SUB **_glClearColor** (BYVAL red AS SINGLE, BYVAL green AS SINGLE, BYVAL blue AS SINGLE, BYVAL alpha AS SINGLE)
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> : void **_glClearColor**(GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha);
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; red, green, blue, alpha
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> Specify the red, green, blue, and alpha values used when the color buffers are cleared. The initial values are all 0.
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## Description
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**_glClearColor** specifies the red, green, blue, and alpha values used by [_glClear](_glClear) to clear the color buffers.
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## Notes
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The type of the red, green, blue, and alpha parameters was changed from GLclampf to GLfloat. This change is transparent to user code.
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## Use With
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[_glGet](_glGet) with argument [_GL_COLOR_CLEAR_VALUE](_GL_COLOR_CLEAR_VALUE)
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## See Also
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[_GL](_GL)
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[_glClear](_glClear)
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