1991-2006
Silicon Graphics, Inc.
glFinish
3G

# 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

`GL_INVALID_OPERATION` is generated if `glFinish` is executed between the execution of glBegin and the corresponding execution of glEnd.

## See Also

glFlush

## Copyright

Copyright 1991-2006 Silicon Graphics, Inc. This document is licensed under the SGI Free Software B License. For details, see http://oss.sgi.com/projects/FreeB/.