getzbu(3G)getzbu(3G)NAMEgetzbu - returns whether z-buffering is on or off
FORTRAN 77 SPECIFICATION
logical function getzbu()PARAMETERS
none
FUNCTION RETURN VALUE
The returned value of this function is either .TRUE. or .FALSE..
.TRUE. indicates that z-buffering is on.
.FALSE. indicates that z-buffering is off. (.FALSE. is the default.)
For systems without the zbuffer option, this function always returns
.FALSE.
DESCRIPTIONgetzbu returns the current value of the z-buffer flag.
SEE ALSO
lsetde zbuffe, zclear,
NOTE
This routine is available only in immediate mode.
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