/*     paload
*
*   Program to create a color palette that can be used by program PALOAD
*   to load into the hardware lookup table.  Input file required for this
*   program are lines in the form :
*	entry_No red green blue
*
*   Lam Chih Chao    Oct, 1987
*   National Centre for Supercomputing Applications
*   University of Illinois
*   This program is in the public domain
*/
#include "stdio.h"
#include <sys/file.h>

char rmap[256],bmap[256],gmap[256];

FILE *fp;

main(argc,argv)
	int argc;
	char *argv[];
	{
	register i;
        int red,green,blue,entryNo;


	if (argc < 2) {
		printf("\n Usage: %s file \n",argv[0]);
		exit(1);
	}

    if (NULL == (fp = fopen(argv[1],"w"))) {
	puts("Error on palette file open ");
	exit(2);
    }
    
    while (scanf("%d %d %d %d",&entryNo,&red,&green,&blue) == 4) {
        printf ("red %d Green %d Blue %d\n", red, green, blue);
	rmap[entryNo] = red;
	gmap[entryNo] = green;
	bmap[entryNo] = blue;
    }

    fwrite(rmap,1,256,fp);
    fwrite(gmap,1,256,fp);
    fwrite(bmap,1,256,fp);

	
   fclose(fp);


}