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#include "pmap.h" |
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#include "pmaprand.h" |
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#include "otypes.h" |
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#include "otspecial.h" |
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SRCREC *photonPorts = NULL; /* Photon port list */ |
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/* List of photon port modifier names */ |
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char *photonPortList [MAXSET + 1] = {NULL}; |
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/* Photon port objects (with modifiers in photonPortMods) */ |
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SRCREC *photonPorts = NULL; |
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unsigned numPhotonPorts = 0; |
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void (*photonPartition [NUMOTYPE]) (EmissionMap*); |
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void (*photonOrigin [NUMOTYPE]) (EmissionMap*); |
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extern OBJECT ambset []; |
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static int flatPhotonPartition2 (EmissionMap* emap, unsigned long mp, |
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void getPhotonPorts () |
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/* Find geometry declared as photon ports */ |
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void getPhotonPorts (char **portList) |
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/* Find geometry declared as photon ports from modifiers in portList */ |
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{ |
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OBJECT i; |
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OBJREC *obj, *mat; |
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char **lp; |
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/* Check for missing port modifiers */ |
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if (!ambset [0]) |
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error(USER, "no photon ports"); |
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/* Init photon port objects */ |
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photonPorts = NULL; |
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if (!portList [0]) |
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return; |
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for (i = 0; i < nobjects; i++) { |
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obj = objptr(i); |
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mat = findmaterial(obj); |
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/* Check if object is a surface and NOT a light source (duh) and |
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* resolve its material via any aliases, then check for inclusion in |
| 543 |
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* port modifier list */ |
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if (issurface(obj -> otype) && mat && !islight(mat -> otype) && |
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inset(ambset, objndx(mat))) { |
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/* Add photon port */ |
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photonPorts = (SRCREC*)realloc(photonPorts, |
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(numPhotonPorts + 1) * |
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sizeof(SRCREC)); |
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if (!photonPorts) |
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error(USER, "can't allocate photon ports"); |
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photonPorts [numPhotonPorts].so = obj; |
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photonPorts [numPhotonPorts].sflags = 0; |
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* modifier list */ |
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if (issurface(obj -> otype) && mat && !islight(mat -> otype)) { |
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for (lp = portList; *lp && strcmp(mat -> oname, *lp); lp++); |
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if (!sfun [obj -> otype].of || !sfun[obj -> otype].of -> setsrc) |
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objerror(obj, USER, "illegal photon port"); |
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if (*lp) { |
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/* Add photon port */ |
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photonPorts = (SRCREC*)realloc(photonPorts, |
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(numPhotonPorts + 1) * |
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sizeof(SRCREC)); |
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if (!photonPorts) |
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error(USER, "can't allocate photon ports"); |
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setsource(photonPorts + numPhotonPorts, obj); |
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numPhotonPorts++; |
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photonPorts [numPhotonPorts].so = obj; |
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photonPorts [numPhotonPorts].sflags = 0; |
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| 558 |
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if (!sfun [obj -> otype].of || !sfun[obj -> otype].of -> setsrc) |
| 559 |
> |
objerror(obj, USER, "illegal photon port"); |
| 560 |
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| 561 |
> |
setsource(photonPorts + numPhotonPorts, obj); |
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> |
numPhotonPorts++; |
| 563 |
> |
} |
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} |
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} |
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emitted photon to break up clustering artifacts */ |
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photonOrigin [emap -> src -> so -> otype] ((EmissionMap*)emap); |
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/* If we have a local glow source with a maximum radius, then |
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restrict our photon to the specified distance (otherwise no limit) */ |
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restrict our photon to the specified distance, otherwise we set |
| 767 |
> |
the limit imposed by photonMaxDist (or no limit if 0) */ |
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if (mod -> otype == MAT_GLOW && !(emap -> src -> sflags & SDISTANT) |
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&& mod -> oargs.farg[3] > FTINY) |
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ray -> rmax = mod -> oargs.farg[3]; |
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else |
| 772 |
< |
ray -> rmax = 0; |
| 772 |
> |
ray -> rmax = photonMaxDist; |
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rayorigin(ray, PRIMARY, NULL, NULL); |
| 774 |
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| 775 |
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if (!emap -> numSamples) { |
