glFinish(3G) OpenGL Reference glFinish(3G)
NAME
glFinish - block until all GL execution is complete
C SPECIFICATION
void glFinish( void )
DESCRIPTION
glFinish does not return until the effects of all previously called GL
commands are complete. Such effects include all changes to GL state, all
changes to connection state, and all changes to the frame buffer
contents.
NOTES
glFinish requires a round trip to the server.
ERRORS
GLINVALIDOPERATION is generated if glFinish is executed between the
execution of glBegin and the corresponding execution of glEnd.
SEE ALSO
glFlush, glXWaitGL, glXWaitX
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