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#ifndef lint |
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static const char RCSid[] = "$Id$"; |
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#endif |
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/* |
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================================================================== |
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Photon map support routines for emission from light sources |
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(c) Lucerne University of Applied Sciences and Arts, |
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supported by the Swiss National Science Foundation (SNSF, #147053) |
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================================================================== |
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< |
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< |
$Id$ |
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*/ |
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for (i = 0; i < nobjects; i++) { |
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obj = objptr(i); |
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|
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if (inset(ambset, obj -> omod)) { |
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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 |
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* port modifier list */ |
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if (issurface(obj -> otype) && !islight(obj -> otype) && |
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inset(ambset, objndx(findmaterial(obj)))) { |
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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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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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if (mod -> otype == MAT_GLOW && emap -> src -> so -> otype != OBJ_SOURCE |
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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 |
