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glClearAccum(3G)


NAME

  glClearAccum - specify clear values for the accumulation buffer


SYNOPSIS

  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(3), glClear(3)

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