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gl_setpixel

gl_setpixel

Section: Svgalib User Manual (3) Updated: 2 Aug 1997
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NAME

gl_setpixel, gl_setpixelrgb - draw a pixel

 

SYNOPSIS

#include <vgagl.h>

void gl_setpixel(int x, int y, int c),
void gl_setpixelrgb(int x, int y, int r, int g, int b);

 

DESCRIPTION

gl_setpixel draws a single pixel at position (x, y) in color c. The lower 8, 15, 16 or 24 bits of the color are significant, depending on the number of colors the current mode supports.

gl_setpixelrgb draws a single pixel at position (x, y) with color components r, g, and b, ranging from 0 to 255. In 256 color mode, only meaningful if the RGB palette is set (gl_setrgbpalette(3)).

 

SEE ALSO

svgalib(7), vgagl(7), svgalib.conf(5), threedkit(7), testgl(1), gl_circle(3), gl_fillbox(3), gl_hline(3), gl_line(3), gl_rgbcolor(3), gl_setrgbpalette(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.


 

Index

NAME
SYNOPSIS
DESCRIPTION
SEE ALSO
AUTHOR

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Time: 21:47:04 GMT, April 16, 2011