Glclearaccum - HP b2600 Reference Manual

C

glClearAccum

glClearAccum
glClearAccum: specify clear values for the accumulation buffer.
C Specification
void glClearAccum(
Parameters
red, green, blue, alpha
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
•
Associated Gets
glGet with argument GL_ACCUM_CLEAR_VALUE
See Also
glClear
52
GLfloat red,
GLfloat green,
GLfloat blue,
GLfloat alpha)
Specify the red, green, blue, and alpha values used when the
accumulation buffer is cleared. The initial values are all 0.
GL_INVALID_OPERATION is generated if glClearAccum is executed between the
execution of glBegin and the corresponding execution of glEnd.
Chapter 3