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/* ______ ___ ___
* /\ _ \ /\_ \ /\_ \
* \ \ \L\ \\//\ \ \//\ \ __ __ _ __ ___
* \ \ __ \ \ \ \ \ \ \ /'__`\ /'_ `\/\`'__\/ __`\
* \ \ \/\ \ \_\ \_ \_\ \_/\ __//\ \L\ \ \ \//\ \L\ \
* \ \_\ \_\/\____\/\____\ \____\ \____ \ \_\\ \____/
* \/_/\/_/\/____/\/____/\/____/\/___L\ \/_/ \/___/
* /\____/
* \_/__/
*
* RGB -> palette mapping table construction utility.
*
* By Shawn Hargreaves.
*
* See readme.txt for copyright information.
*/
#define ALLEGRO_USE_CONSOLE
#include <stdio.h>
#include "allegro.h"
void usage(void)
{
printf("\nRGB map construction utility for Allegro " ALLEGRO_VERSION_STR ", " ALLEGRO_PLATFORM_STR);
printf("\nBy Shawn Hargreaves, " ALLEGRO_DATE_STR "\n\n");
printf("Usage: rgbmap palfile.[pcx|bmp] outputfile\n\n");
printf(" Reads a palette from the input file, and writes out a 32k mapping\n");
printf(" table for converting RGB values to this palette (in a suitable\n");
printf(" format for use with the global rgb_map pointer).\n");
}
PALETTE the_pal;
RGB_MAP the_map;
int main(int argc, char *argv[])
{
BITMAP *bmp;
PACKFILE *f;
if (argc != 3) {
usage();
return 1;
}
if (install_allegro(SYSTEM_NONE, &errno, atexit) != 0)
return 1;
set_color_conversion(COLORCONV_NONE);
bmp = load_bitmap(argv[1], the_pal);
if (!bmp) {
printf("Error reading palette from '%s'\n", argv[1]);
return 1;
}
destroy_bitmap(bmp);
printf("Palette read from '%s'\n", argv[1]);
printf("Creating RGB map\n");
create_rgb_table(&the_map, the_pal, NULL);
f = pack_fopen(argv[2], F_WRITE);
if (!f) {
printf("Error writing '%s'\n", argv[2]);
return 1;
}
pack_fwrite(&the_map, sizeof(the_map), f);
pack_fclose(f);
printf("RGB mapping table written to '%s'\n", argv[2]);
return 0;
}
END_OF_MAIN()
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