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gl_compileboxmask(3)	       Svgalib User Manual	    gl_compileboxmask(3)

NAME
     gl_compileboxmask - compress a masked bitmap

SYNOPSIS
     #include <vgagl.h>

     void gl_compileboxmask(int w, int h, void *sdp, void *ddp);

DESCRIPTION
     Convert the rectangular masked bitmap of size (w, h) at sdp to a compressed
     format  that allows faster drawing, which is stored at ddp.  Allocating w *
     h bytes for the compiled version is usually enough; an upper  limit  should
     be (w + 2) * h.

     Compiled bitmaps are only supported in linear 256 color modes.

SEE ALSO
     svgalib(7),  vgagl(7),  svgalib.conf(5), threedkit(7), testgl(1), plane(1),
     wrapdemo(1), gl_compileboxmask(3), gl_compiledboxmasksize(3), gl_getbox(3),
     gl_putbox(3), gl_putboxpart(3), gl_putboxmask(3), gl_putboxmaskcompiled(3).

AUTHOR
     This manual page was  edited  by  Michael	Weller	<eowmob@exp-math.uni-es-
     sen.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 orig-
     inal author and will happily accept any additions or  corrections	to  this
     first version of the svgalib manual.

Svgalib (>= 1.2.11)		   2 Aug 1997		    gl_compileboxmask(3)

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