| 22 |
|
|
| 23 |
|
#define CTRL(c) ('c'-'@') |
| 24 |
|
|
| 25 |
+ |
extern char VersionID[]; |
| 26 |
|
extern char *progname; |
| 27 |
+ |
extern char *octname; |
| 28 |
|
|
| 29 |
|
|
| 30 |
|
getframe(s) /* get a new frame */ |
| 384 |
|
extern int ambssamp; |
| 385 |
|
extern int ambounce; |
| 386 |
|
extern int directinvis; |
| 387 |
+ |
extern double srcsizerat; |
| 388 |
|
extern int do_irrad; |
| 389 |
|
char buf[128]; |
| 390 |
|
|
| 422 |
|
getparam(s+2, "direct invisibility", |
| 423 |
|
'b', &directinvis); |
| 424 |
|
break; |
| 425 |
+ |
case 's': /* sampling */ |
| 426 |
+ |
getparam(s+2, "direct sampling", 'r', &srcsizerat); |
| 427 |
+ |
break; |
| 428 |
|
default: |
| 429 |
|
goto badparam; |
| 430 |
|
} |
| 548 |
|
writepict(s) /* write the picture to a file */ |
| 549 |
|
char *s; |
| 550 |
|
{ |
| 545 |
– |
extern char VersionID[]; |
| 551 |
|
static char buf[128]; |
| 552 |
|
char *fname; |
| 553 |
|
FILE *fp; |
| 570 |
|
/* write header */ |
| 571 |
|
fputs(progname, fp); |
| 572 |
|
fprintview(&ourview, fp); |
| 573 |
< |
putc('\n', fp); |
| 573 |
> |
if (octname != NULL) |
| 574 |
> |
fprintf(fp, " %s\n", octname); |
| 575 |
> |
else |
| 576 |
> |
putc('\n', fp); |
| 577 |
|
fprintf(fp, "SOFTWARE= %s\n", VersionID); |
| 578 |
|
if (exposure != 1.0) |
| 579 |
|
fputexpos(exposure, fp); |
