pushviewport(3G) pushviewport(3G)
NAME
pushviewport - pushes down the viewport stack
C SPECIFICATION
void pushviewport()
PARAMETERS
none
DESCRIPTION
pushviewport pushes down the viewport stack, duplicating the current
viewport, screenmask, and depth range. These saved values can be
restored using popviewport.
The viewport stack is VPSTACKDEPTH levels deep. pushviewport is ignored
if the stack is full.
SEE ALSO
lsetdepth, popviewport, scrmask, viewport
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