glclearaccum(3g) mojave man page | unix.com

GLCLEARACCUM(3G)														  GLCLEARACCUM(3G)

NAME
       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

																  GLCLEARACCUM(3G)