| 59 |
|
ambres = ar < 0 ? 0 : ar; /* may be done already */ |
| 60 |
|
/* set min & max radii */ |
| 61 |
|
if (ar <= 0) { |
| 62 |
< |
minarad = 0.0; |
| 62 |
> |
minarad = 0; |
| 63 |
|
maxarad = thescene.cusize / 2.0; |
| 64 |
|
} else { |
| 65 |
|
minarad = thescene.cusize / ar; |
| 66 |
< |
maxarad = 16.0 * minarad; /* heuristic */ |
| 66 |
> |
maxarad = 16 * minarad; /* heuristic */ |
| 67 |
|
if (maxarad > thescene.cusize / 2.0) |
| 68 |
|
maxarad = thescene.cusize / 2.0; |
| 69 |
|
} |
| 70 |
< |
if (maxarad <= FTINY) |
| 71 |
< |
maxarad = .001; |
| 70 |
> |
if (minarad <= FTINY) |
| 71 |
> |
minarad = 10*FTINY; |
| 72 |
> |
if (maxarad <= minarad) |
| 73 |
> |
maxarad = 64 * minarad; |
| 74 |
|
} |
| 75 |
|
|
| 76 |
|
|
| 353 |
|
#endif |
| 354 |
|
setbuf(ambfp, bmalloc(BUFSIZ+8)); |
| 355 |
|
if (creat) { /* new file */ |
| 356 |
+ |
newheader("RADIANCE", ambfp); |
| 357 |
|
fprintf(ambfp, "%s -av %g %g %g -ab %d -aa %g ", |
| 358 |
|
progname, colval(ambval,RED), |
| 359 |
|
colval(ambval,GRN), colval(ambval,BLU), |
