void gl_copybox(int x1, int y1, int w, int h , int x2, int y2);
DESCRIPTIONCopy the rectangular area at (x1, y1) of size (w, h), to (x2, y2) (screencopy).
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.