59 lines
1.7 KiB
Groff
59 lines
1.7 KiB
Groff
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.TH vga_copytoplanar16 3 "27 July 1997" "Svgalib (>= 1.2.11)" "Svgalib User Manual"
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.SH NAME
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vga_copytoplanar16 \- copy linear pixmap into VGA 16 color mode video memory
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.SH SYNOPSIS
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.B "#include <vga.h>"
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.BI "void vga_copytoplanar16(unsigned char *" virtual ", int " pitch ", int " voffset ", int "
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.IB vpitch ", int " w ", int " h );
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.SH DESCRIPTION
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Similar to
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.BR vga_copytoplanar256 (3),
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but for 16 color modes (not well tested). Assumes
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pixels stored in consecutive bytes ranging from 0 to 15 in
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the virtual screen.
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Copies part of a linear virtual screen in system memory at
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.I *virtual
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to VGA 16 mode video memory.
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.I pitch
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is the logical width of the virtual
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screen (in pixels (which are one byte large)),
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.I voffset
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is the address offset into video memory,
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.I vpitch
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is the logical scanline width of the screen.
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.BI ( w ", " h )
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is the size of the area to copy in pixels
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.RI ( width
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must be multiple of 4).
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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 libvga.config (5),
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.BR vga_accel (3),
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.BR vga_copytoplanar256 (3),
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.BR vga_copytoplane (3),
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.BR vga_drawscanline (3),
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.BR vga_drawscansegment (3),
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.BR vga_getmodeinfo (3),
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.BR vga_setlogicalwidth (3),
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.BR vga_imageblt (3),
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.BR vga_setmodeX (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 function 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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