gl_getbox(3) 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.

AUTHOR

This manual page was edited by Michael Weller <[email protected]>. 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 <[email protected]>.

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.