glClearAccum man page on Tru64

glClearAccum man page on Tru64

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glClearAccum(3G)					      glClearAccum(3G)

NAME
       glClearAccum - 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.

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(3), glClear(3)

							      glClearAccum(3G)

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