NAME

feedback − turns on feedback mode

SPECIFICATION

C
feedback(buffer, size)
short buffer[];
long size;

FORTRAN
subroutine feedba(buffer, size)
integer*2 buffer(*)
integer*4 size

Pascal
procedure feedback(var buffer: Short; size: longint);

DESCRIPTION

feedback puts the IRIS in feedback mode.  In feedback mode, buffer stores the output of the Geometry Pipeline rather than sending it to the raster display system.  size specifies the maximum number of values that buffer can store.  The IRIS does not draw on the screen in feedback mode. 

SEE ALSO

endfeedback IRIS Graphics Programming, Section 10.2, Feedback Mode

NOTE

This routine is available only in immediate mode. 

Version 2.5r1  —  October 29, 1986