42 lines
1.1 KiB
Groff
42 lines
1.1 KiB
Groff
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.TH gl_getpixelrgb 3 "2 Aug 1997" "Svgalib (>= 1.2.11)" "Svgalib User Manual"
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.SH NAME
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gl_getpixelrgb \- store color components of a pixel
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.SH SYNOPSIS
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.B #include <vgagl.h>
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.BI "void gl_getpixelrgb(int " x ", int " y ", int *" r ", int *" g ", int *" b );
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.SH DESCRIPTION
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Store color components from pixel at
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.RI ( x ", " y )
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ranging from 0 to 255 into integers pointed to by
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.IR r ", " g " and " b .
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.SH SEE ALSO
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.BR svgalib (7),
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.BR vgagl (7),
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.BR svgalib.conf (5),
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.BR threedkit (7),
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.BR testgl (1),
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.BR plane (1),
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.BR wrapdemo (1),
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.BR gl_getpixel (3),
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.BR gl_rgbcolor (3),
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.BR gl_setpixel (3),
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.BR gl_setpixelrgb (3).
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.SH AUTHOR
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This manual page was edited by Michael Weller <eowmob@exp-math.uni-essen.de>. The
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exact source of the referenced demo as well as of the original documentation is
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unknown.
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It is very likely that both are at least to some extent are due to
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Harm Hanemaayer <H.Hanemaayer@inter.nl.net>.
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Occasionally this might be wrong. I hereby
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asked to be excused by the original author and will happily accept any additions or corrections
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to this first version of the svgalib manual.
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