55 lines
1.4 KiB
Groff
55 lines
1.4 KiB
Groff
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.TH gl_setcontextvirtual 3 "2 Aug 1997" "Svgalib (>= 1.2.11)" "Svgalib User Manual"
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.SH NAME
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gl_setcontextvirtual \- define a virtual context
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.SH SYNOPSIS
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.B #include <vgagl.h>
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.BI "void gl_setcontextvirtual(int " w ", int " h ", int " bpp ", int " bitspp ", void *" vbuf );
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.SH DESCRIPTION
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Define the current graphics context to have a width of
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.I w
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pixels, height
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.IR h ", " bpp
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bytes per pixel,
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.I bitspp
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significant
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color bits per pixel (8, 15, 16 or 24), with the framebuffer
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at
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.IR vbuf .
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A 4 bytes per pixel context, with 24 significant
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color bits is also valid.
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.SH SEE ALSO
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.BR svgalib (7),
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.BR vgagl (7),
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.BR svgalib.conf (5),
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.BR threedkit (7),
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.BR testgl (1),
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.BR currentcontext (3),
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.BR gl_allocatecontext (3),
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.BR gl_copyboxfromcontext (3),
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.BR gl_copyboxtocontext (3),
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.BR gl_copyscreen (3),
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.BR gl_freecontext (3),
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.BR gl_getcontext (3),
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.BR gl_setcontext (3),
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.BR gl_setcontextheight (3),
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.BR gl_setcontextvga (3),
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.BR gl_setcontextvgavirtual (3),
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.BR gl_setcontextwidth (3).
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.SH AUTHOR
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This manual page was edited by Michael Weller <eowmob@exp-math.uni-essen.de>. The
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exact source of the referenced demo as well as of the original documentation is
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unknown.
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It is very likely that both are at least to some extent are due to
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Harm Hanemaayer <H.Hanemaayer@inter.nl.net>.
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Occasionally this might be wrong. I hereby
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asked to be excused by the original author and will happily accept any additions or corrections
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to this first version of the svgalib manual.
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