1gl_setscreenoffset(3)         Svgalib User Manual        gl_setscreenoffset(3)
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NAME

6       gl_setscreenoffset - set a memory offset for copyscreen
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SYNOPSIS

10       #include <vgagl.h>
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12       void gl_setscreenoffset(int o);
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DESCRIPTION

16       Set  the offset in pixels into video memory for copyscreen(3) and copy‐
17       boxtocontext(3), copyboxfromcontext(3) and thus allows  for  page-flip‐
18       ping. Must be a multiple of the scanline width in bytes. It is reset to
19       zero after the completion of copyscreen(3).
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SEE ALSO

23       svgalib(7),   vgagl(7),   svgalib.conf(5),   threedkit(7),   testgl(1),
24       gl_copyboxfromcontext(3),   gl_copyboxtocontext(3),   gl_copyscreen(3),
25       gl_enablepageflipping(3).
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AUTHOR

29       This manual page was edited  by  Michael  Weller  <eowmob@exp-math.uni-
30       essen.de>.  The  exact  source of the referenced demo as well as of the
31       original documentation is unknown.
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33       It is very likely that both are at least to some extent are due to Harm
34       Hanemaayer <H.Hanemaayer@inter.nl.net>.
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36       Occasionally  this  might be wrong. I hereby asked to be excused by the
37       original author and will happily accept any additions or corrections to
38       this first version of the svgalib manual.
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42Svgalib (>= 1.2.11)               2 Aug 1997             gl_setscreenoffset(3)