16 |
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#include "random.h" |
17 |
|
|
18 |
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#ifndef WFLUSH |
19 |
< |
#ifdef SPEED |
20 |
< |
#define WFLUSH (5*SPEED) |
21 |
< |
#else |
22 |
< |
#define WFLUSH 100 /* flush after this many rays */ |
19 |
> |
#define WFLUSH 2048 /* flush after this many rays */ |
20 |
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#endif |
24 |
– |
#endif |
21 |
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|
22 |
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#ifdef SMLFLT |
23 |
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#define sscanvec(s,v) (sscanf(s,"%f %f %f",v,v+1,v+2)==3) |
104 |
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return(-1); |
105 |
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} |
106 |
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if (!direc || ourview.type == VT_PAR) { |
107 |
< |
rayorigin(&thisray, NULL, PRIMARY, 1.0); |
107 |
> |
rayorigin(&thisray, PRIMARY, NULL, NULL); |
108 |
|
if (!localhit(&thisray, &thescene)) { |
109 |
|
error(COMMAND, "not a local object"); |
110 |
|
return(-1); |
166 |
|
h/hresolu, v/vresolu)) < -FTINY) { |
167 |
|
setcolor(thisray.rcol, 0.0, 0.0, 0.0); |
168 |
|
} else { |
169 |
< |
rayorigin(&thisray, NULL, PRIMARY, 1.0); |
169 |
> |
rayorigin(&thisray, PRIMARY, NULL, NULL); |
170 |
|
samplendx++; |
171 |
|
rayvalue(&thisray); |
172 |
|
} |
412 |
|
nv.vaft += d - d*mag; |
413 |
|
if (nv.vaft <= nv.vfore) nv.vaft = 0.0; |
414 |
|
} |
415 |
< |
nv.vdist += d - d*mag; |
415 |
> |
nv.vdist /= mag; |
416 |
|
} |
417 |
|
for (i = 0; i < 3; i++) |
418 |
|
nv.vp[i] = vc[i] - d*nv.vdir[i]; |
447 |
|
vp->vert /= zf; |
448 |
|
if (vp->vert > 360.) |
449 |
|
vp->vert = 360.; |
450 |
+ |
return; |
451 |
+ |
case VT_PLS: /* planisphere fisheye */ |
452 |
+ |
vp->horiz = sin((PI/180./2.)*vp->horiz) / |
453 |
+ |
(1.0 + cos((PI/180./2.)*vp->horiz)) / zf; |
454 |
+ |
vp->horiz *= vp->horiz; |
455 |
+ |
vp->horiz = (2.*180./PI)*acos((1. - vp->horiz) / |
456 |
+ |
(1. + vp->horiz)); |
457 |
+ |
vp->vert = sin((PI/180./2.)*vp->vert) / |
458 |
+ |
(1.0 + cos((PI/180./2.)*vp->vert)) / zf; |
459 |
+ |
vp->vert *= vp->vert; |
460 |
+ |
vp->vert = (2.*180./PI)*acos((1. - vp->vert) / |
461 |
+ |
(1. + vp->vert)); |
462 |
|
return; |
463 |
|
case VT_CYL: /* cylindrical panorama */ |
464 |
|
vp->horiz /= zf; |