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

6       gl_setdisplaystart - set the start of the screen are displayed
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SYNOPSIS

10       #include <vgagl.h>
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12       vga gl_setdisplaystart(int x, int y);
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DESCRIPTION

16       Set the physical display start address to the pixel at (x, y).
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18       Can be used for hardware scrolling, or for page flipping (e.g.  setdisā€
19       playstart(0, HEIGHT) displays from the  second  page).  Make  sure  the
20       scanline  width (BYTEWIDTH) in bytes of the current context corresponds
21       with the physical screen.
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23       Note also that the display start cannot be set to completely  arbitrary
24       points, see vga_setdisplaystart(3).
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SEE ALSO

28       svgalib(7),   vgagl(7),   svgalib.conf(5),   threedkit(7),   testgl(1),
29       vga_setdisplaystart(3), gl_copyscreen(3), gl_setscreenoffset(3).
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AUTHOR

33       This manual page was edited  by  Michael  Weller  <eowmob@exp-math.uni-
34       essen.de>.  The  exact  source of the referenced demo as well as of the
35       original documentation is unknown.
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37       It is very likely that both are at least to some extent are due to Harm
38       Hanemaayer <H.Hanemaayer@inter.nl.net>.
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40       Occasionally  this  might be wrong. I hereby asked to be excused by the
41       original author and will happily accept any additions or corrections to
42       this first version of the svgalib manual.
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46Svgalib (>= 1.2.11)               2 Aug 1997             gl_setdisplaystart(3)
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