glClearAccum(3G)glClearAccum(3G)NAMEglClearAccum - specify clear values for the accumulation buffer
SYNOPSIS
void glClearAccum(
GLfloat red,
GLfloat green,
GLfloat blue,
GLfloat alpha );
PARAMETERS
Specify the red, green, blue, and alpha values used when the accumula‐
tion buffer is cleared. The initial values are all 0.
DESCRIPTIONglClearAccum() 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 GETSglGet() with argument GL_ACCUM_CLEAR_VALUE
SEE ALSOglAccum(3), glClear(3)glClearAccum(3G)