Provided by: libsvga1-dev_1.4.3-29_i386 bug

NAME

       gl_getpixel - return the color of a pixel

SYNOPSIS

       #include <vgagl.h>

       int gl_getpixel(int x, int y);

DESCRIPTION

       Returns the color of pixel at position (x, y) in the format used in the
       screen memory.

       The color -1 is returned for points outside the clipping window.

SEE ALSO

       svgalib(7),   vgagl(7),   svgalib.conf(5),   threedkit(7),   testgl(1),
       gl_getbox(3),          gl_getpalette(3),         gl_getpalettecolor(3),
       gl_getpalettecolors(3),       gl_getpixelrgb(3),        gl_rgbcolor(3),
       gl_setpalette(3),     gl_setpalettecolor(3),    gl_setpalettecolors(3),
       gl_setpixel(3), gl_setpixelrgb(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.