glClearColor
| Definition: |
include pGUI.e
include opengl.e glClearColor(atom red, blue, green, alpha) |
| Description: |
The glClearColor function specifies the red, green, blue, and alpha values used by glClear to clear the color buffers. Values specified by glClearColor are clamped to the range [0-1]. The default values aer all 0. |
| pwa/p2js: | Supported. |
| Remarks |
GL_INVALID_OPERATION is generated if glClearColor is executed between the execution of
glBegin() and the corresponding execution of
glEnd().
Existing values can be retrieved via glGet with argument GL_ACCUM_CLEAR_VALUE or GL_COLOR_CLEAR_VALUE (which can likewise yield GL_INVALID_OPERATION). |
| See Also: | glBegin, glClear, glEnd, glGet |
