1gl_hline(3) Svgalib User Manual gl_hline(3)
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6 gl_hline - draw a horizontal line
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10 #include <vgagl.h>
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12 void gl_hline(int x1, int y, int x2, int c);
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16 Draw a horizontal line from point (x1, y) to (x2, y) in color c. x1
17 must not be larger than x2. If x2<x1 the function does nothing.
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21 svgalib(7), vgagl(7), svgalib.conf(5), threedkit(7), testgl(1),
22 plane(1), wrapdemo(1), gl_circle(3), gl_clearscreen(3), gl_fillbox(3),
23 gl_line(3), gl_setpixel(3), gl_setpixelrgb(3), gl_setwritemode(3).
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27 This manual page was edited by Michael Weller <eowmob@exp-math.uni-
28 essen.de>. The exact source of the referenced demo as well as of the
29 original documentation is unknown.
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31 It is very likely that both are at least to some extent are due to Harm
32 Hanemaayer <H.Hanemaayer@inter.nl.net>.
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34 Occasionally this might be wrong. I hereby asked to be excused by the
35 original author and will happily accept any additions or corrections to
36 this first version of the svgalib manual.
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40Svgalib (>= 1.4.2) 9 Feb 2000 gl_hline(3)