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gl_setwritemode(3)	       Svgalib User Manual	      gl_setwritemode(3)

NAME
     gl_setwritemode - set the font writemode flags

SYNOPSIS
     #include <vgagl.h>

     void gl_setwritemode(int m);

DESCRIPTION
     Sets  the	writemode flags for the font routines. It must be the sum of ex-
     actly one choice out of the following two groups:

     WRITEMODE_MASKED
     WRITEMODE_OVERWRITE (default)
	    If WRITEMODE_MASKED is set, only foreground pixels of the  font  are
	    used for write operations; the screen background is not erased.

     FONT_COMPRESSED
     FONT_EXPANDED (default)
	    If	FONT_COMPRESSED is set, text writes will use the compressed bit-
	    per-pixel font  rather  than  the  expanded  font  (which  would  be
	    slightly faster).

SEE ALSO
     svgalib(7),  vgagl(7),  svgalib.conf(5), threedkit(7), testgl(1), gl_color-
     font(3), gl_expandfont(3), gl_font8x8(3), gl_hline(3), gl_line(3),  gl_set-
     font(3), gl_setfontcolors(3), gl_write(3), gl_writen(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)		   22 Feb 1998		      gl_setwritemode(3)

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