gl_setcontextvirtual(3) define a virtual context

SYNOPSIS

#include <vgagl.h>

void gl_setcontextvirtual(int w, int h, int bpp, int bitspp, void *vbuf);

DESCRIPTION

Define the current graphics context to have a width of w pixels, height h, bpp bytes per pixel, bitspp significant color bits per pixel (8, 15, 16 or 24), with the framebuffer at vbuf. A 4 bytes per pixel context, with 24 significant color bits is also valid.

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.