1991-2006 Silicon Graphics, Inc.
glClearAccum 3G
glClearAccum specify clear values for the accumulation buffer

## C Specification

void `glClearAccum` GLfloat red GLfloat green GLfloat blue GLfloat alpha

## Parameters

red
green
blue
alpha

  Specify the red, green, blue, and alpha values used when the accumulation buffer is cleared. The initial values are all 0.

## Description

`glClearAccum` specifies the red, green, blue, and alpha values used by glClear to clear the accumulation buffer.

Values specified by `glClearAccum` are clamped to the range -1 1 .

## Errors

`GL_INVALID_OPERATION` is generated if `glClearAccum` is executed between the execution of glBegin and the corresponding execution of glEnd.

## Associated Gets

glGet with argument `GL_ACCUM_CLEAR_VALUE`

## See Also

glAccum, glClear

## 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/.