convert a color palette from NFS format to BMP format */
| 338 | |
| 339 | /* convert a color palette from NFS format to BMP format */ |
| 340 | void makepal(unsigned char *pos,int *len,int *pal) |
| 341 | { |
| 342 | int i,code; |
| 343 | struct ENTRYHDR *hdr; |
| 344 | unsigned char *ptr; |
| 345 | unsigned short *p16; |
| 346 | |
| 347 | memset(pal,0,1024); |
| 348 | ptr=pos+16; |
| 349 | hdr=(struct ENTRYHDR *)pos; |
| 350 | code=hdr->code&0xff; |
| 351 | *len=hdr->width; |
| 352 | |
| 353 | if (code==0x24) { |
| 354 | for (i=0;i<*len;i++,ptr+=3) |
| 355 | pal[i]=65536*ptr[0]+256*ptr[1]+ptr[2]; |
| 356 | } else if (code==0x22) { |
| 357 | for (i=0;i<*len;i++,ptr+=3) |
| 358 | pal[i]=(65536*ptr[0]+256*ptr[1]+ptr[2])<<2; |
| 359 | } else if (code==0x2D) { |
| 360 | p16=(unsigned short *)ptr; |
| 361 | for (i=0;i<*len;i++,p16++) { |
| 362 | pal[i]=((*p16&0x1F)+256*((*p16>>5)&0x1F)+65536*((*p16>>10)&0x1F))<<3; |
| 363 | if (*p16&0x8000) pal[i]+=0xFF000000; |
| 364 | } |
| 365 | } else if (code==0x29) { |
| 366 | p16=(unsigned short *)ptr; |
| 367 | for (i=0;i<*len;i++,p16++) { |
| 368 | pal[i]=((*p16&0x1f)+128*((*p16>>5)&0x3F)+65536*((*p16>>11)&0x1F))<<3; |
| 369 | } |
| 370 | } else if (code==0x2A) { |
| 371 | memcpy(pal,ptr,4*(*len)); |
| 372 | } |
| 373 | else { printf("Unknown palette format.\n"); abandon_ship(); } |
| 374 | } |
| 375 | |
| 376 | /* write a line of alpha channel data text */ |
| 377 |
no test coverage detected