glutIdleFunc (3) - Linux Manuals
glutIdleFunc: Sets the global idle callback.
NAME
glutIdleFunc - Sets the global idle callback.LIBRARY
OpenGLUT - idletimerSYNOPSIS
In openglut.h Ft void Fn glutIdleFunc void( *callback )( void )PARAMETERS
Bf Em
 
This callback is 
Bf Em
 
 DESCRIPTION
When OpenGLUT's glutMainLoop() is doing nothing else,
it checks to see if an ``idle'' callback set.
If so, OpenGLUT invokes that callback.
 
 CAVEATS
There is at most 
Bf Em