Manual Reference Pages - VGA_GETMODENUMBER (3)
vga_getmodenumber - return a number for the given video mode
int vga_getmodenumber(char *name);
The function parses
*name and tries to find a videomode corresponding on it.
*name is parsed case insensitive and should be either an integer string just giving a
mode number or
G followed by the
amount of x pixels, followed by a lower case
x, followed by the
amount of y pixels, followed by a lower case
x. Finally the number of different colors is appended. Here the shortcuts
32K,64K,16M, and 16M4 are used for 32768, 65536, and 16777216 are used. The last refers also to
16777216 which are store in 4 bytes (highest address byte unused) for easier
For unsupported values or the string "PROMPT" the value -1 is returned. Also a
irritating error message is printed to stdout. This is used during parsing the
SVGALIB_DEFAULT_MODE environment variable. Probably it should not be used for anything else.
vga_getmodenumber(G640x480x256) returns 10.
This manual page was edited by Michael Weller <email@example.com>. The
exact source of the referenced function as well as of the original documentation is
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 original author and will happily accept any additions or corrections
to this first version of the svgalib manual.
|Svgalib 1.3.0 ||VGA_GETMODENUMBER (3) ||8 April 1998 |
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