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| gl_setdisplaystart(3) | Svgalib User Manual | gl_setdisplaystart(3) |
NAME
gl_setdisplaystart - set the start of the screen are displayedSYNOPSIS
#include <vgagl.h>vga gl_setdisplaystart(int x, int y);
DESCRIPTION
Set the physical display start address to the pixel at (x, y).Can be used for hardware scrolling, or for page flipping (e.g. setdisplaystart(0, HEIGHT) displays from the second page). Make sure the scanline width (BYTEWIDTH) in bytes of the current context corresponds with the physical screen.
Note also that the display start cannot be set to completely arbitrary points, see vga_setdisplaystart(3).
SEE ALSO
svgalib(7), vgagl(7), svgalib.conf(5), threedkit(7), testgl(1), vga_setdisplaystart(3), gl_copyscreen(3), gl_setscreenoffset(3).AUTHOR
This manual page was edited by Michael Weller <eowmob@exp-math.uni-essen.de>. The exact source of the referenced demo as well as of the original documentation is unknown.It is very likely that both are at least to some extent are due to Harm Hanemaayer <H.Hanemaayer@inter.nl.net>.
Occasionally this might be wrong. I hereby asked to be excused by the original author and will happily accept any additions or corrections to this first version of the svgalib manual.
| 2 Aug 1997 | Svgalib (>= 1.2.11) |
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