Subversion Repositories diogenes

#include <stdio.h>

unsigned char header[0x2A] = {

  0x00,0x01,0x01,0x00,0x00,0x08,0x00,0x18,

  0x00,0x00,0x00,0x00,0x80,0x02,0xE0,0x01,

  0x08,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,

  0x00,0xFF,0x00,0x00,0xFF,0xFF,0xC2,0x79,

  0x02,0xC2,0x5D,0xFC,0xFF,0xE8,0xA3,0xFF,

  0xFF,0xFF};

FILE *vram_dump = 0;

FILE *tgaout = 0;

unsigned char pcolor(int x, int y) {

   int addr;

   fseek(vram_dump, (x>>4) + ((y<<2) & 0xfffc0 ) , SEEK_SET);

   addr = fgetc(vram_dump);

   addr &= 0x37; // brauchma ned ?   

   addr = ((addr & 0x30) << 5) + ((y & 0x0e) << 5) + (1<<5) + ((addr & 0x07) << 2) + ((x&0xC) >> 2);

   fseek(vram_dump, addr , SEEK_SET);

   addr = fgetc(vram_dump);

   if(x & 0x02)

     return (addr & 0x0f);

   else

     return (addr & 0xf0) >> 4;

}

int main(int argc, char **argv) {

  int i; int x; int y;

  if(argc != 3)

    printf("usage: dump2tga [inputfile] [outputfile]\n");

  vram_dump = fopen(argv[1], "r");

  if(!vram_dump) {

    printf("input file");

    exit(1);

  }

  tgaout = fopen(argv[2], "w+");

  if(!tgaout)

    printf("output file");

    exit(1);

  }

  for(i = 0; i < 0x2A; i++) {

    fputc(header[i],tgaout);

  }

  for(y = 479; y >= 0; y --)

    for(x = 0; x < 640; x++)

      fputc(pcolor(x,y), tgaout);

  close(vram_dump);

  close(tgaout);

  return 0;

}