| 37 |
|
|
| 38 |
|
extern char *formstr(int f); /* string from format */ |
| 39 |
|
extern int setrtoutput(void); /* set output values */ |
| 40 |
+ |
|
| 41 |
|
int inform = 'a'; /* input format */ |
| 42 |
|
int outform = 'a'; /* output format */ |
| 43 |
|
char *outvals = "v"; /* output specification */ |
| 45 |
|
int hresolu = 0; /* horizontal (scan) size */ |
| 46 |
|
int vresolu = 0; /* vertical resolution */ |
| 47 |
|
|
| 48 |
+ |
extern int castonly; /* only doing ray-casting? */ |
| 49 |
+ |
|
| 50 |
|
int imm_irrad = 0; /* compute immediate irradiance? */ |
| 51 |
|
int lim_dist = 0; /* limit distance? */ |
| 52 |
|
|
| 331 |
|
fputformat(formstr(outform), stdout); |
| 332 |
|
putchar('\n'); |
| 333 |
|
} |
| 331 |
– |
|
| 332 |
– |
ray_init_pmap(); /* PMAP: set up & load photon maps */ |
| 333 |
– |
|
| 334 |
– |
marksources(); /* find and mark sources */ |
| 334 |
|
|
| 335 |
< |
setambient(); /* initialize ambient calculation */ |
| 336 |
< |
|
| 335 |
> |
if (!castonly) { /* any actual ray traversal to do? */ |
| 336 |
> |
|
| 337 |
> |
ray_init_pmap(); /* PMAP: set up & load photon maps */ |
| 338 |
> |
|
| 339 |
> |
marksources(); /* find and mark sources */ |
| 340 |
> |
|
| 341 |
> |
setambient(); /* initialize ambient calculation */ |
| 342 |
> |
} else |
| 343 |
> |
distantsources(); /* else mark only distant sources */ |
| 344 |
|
#ifdef PERSIST |
| 345 |
|
if (persist) { |
| 346 |
|
fflush(stdout); |
