NAME¶
gl_getbox - copy a rectangular pixmap from the screen to a buffer
SYNOPSIS¶
#include <vgagl.h>
void gl_getbox(int x, int y, int w,
int h, void *dp);
DESCRIPTION¶
Copy a rectangular bitmap at position (
x,
y) with size (
w,
h) from the screen to a buffer
dp.
Pixmaps are in row-major order. The destination pixmap has the size
w *
h *
BYTESPERPIXEL.
SEE ALSO¶
svgalib(7),
vgagl(7),
svgalib.conf(5),
threedkit(7),
testgl(1),
gl_compileboxmask(3),
gl_compiledboxmasksize(3),
gl_copybox(3),
gl_copyboxfromcontext(3),
gl_copyboxtocontext(3),
gl_putbox(3),
gl_putboxmask(3),
gl_putboxmaskcompiled(3),
gl_putboxpart(3),
gl_scalebox(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.