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/* |
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================================================================== |
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====================================================================== |
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Photon map interface to out-of-core octree |
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Roland Schregle (roland.schregle@{hslu.ch, gmail.com}) |
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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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supported by the Swiss National Science Foundation (SNSF, #147053) |
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====================================================================== |
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$Id$ |
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*/ |
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#ifndef PMAP_OOC |
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/* Checked in pmapdata.h */ |
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#define PMAP_OOC |
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#endif |
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#include "pmapdata.h" /* Includes pmapooc.h */ |
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#include "source.h" |
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#include "otspecial.h" |
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#include "oocsort.h" |
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#include "oocbuild.h" |
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DOT(filtData->norm, photon->norm) <= PMAP_NORM_TOL * 127 * frandom()) |
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return 0; |
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if (isContribPmap(pmap) && pmap -> srcContrib) { |
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/* Lookup in contribution photon map */ |
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OBJREC *srcMod; |
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const int srcIdx = photonSrcIdx(pmap, photon); |
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if (isContribPmap(pmap)) { |
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/* Lookup in contribution photon map; filter according to emitting |
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* light source if contrib list set, else accept all */ |
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if (pmap -> srcContrib) { |
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OBJREC *srcMod; |
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const int srcIdx = photonSrcIdx(pmap, photon); |
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if (srcIdx < 0 || srcIdx >= nsources) |
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error(INTERNAL, "invalid light source index in photon map"); |
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if (srcIdx < 0 || srcIdx >= nsources) |
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error(INTERNAL, "invalid light source index in photon map"); |
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srcMod = findmaterial(source [srcIdx].so); |
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srcMod = findmaterial(source [srcIdx].so); |
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/* Reject photon if contributions from light source which emitted it |
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* are not sought */ |
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if (!lu_find(pmap -> srcContrib, srcMod -> oname) -> data) |
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return 0; |
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/* Reject photon if contributions from light source which emitted |
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* it are not sought */ |
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if (!lu_find(pmap -> srcContrib, srcMod -> oname) -> data) |
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return 0; |
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} |
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/* Reject non-caustic photon if lookup for caustic contribs */ |
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if (pmap -> lookupCaustic && !photon -> caustic) |
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/* Set up filter callback */ |
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filtData.pmap = pmap; |
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VCOPY(n, norm); |
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filtData.norm = n; |
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if (norm) |
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VCOPY(n, norm); |
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filtData.norm = norm ? n : NULL; |
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filt.data = &filtData; |
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filt.func = OOC_FilterPhoton; |
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/* Set up filter callback */ |
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filtData.pmap = pmap; |
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VCOPY(n, norm); |
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filtData.norm = n; |
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if (norm) |
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VCOPY(n, norm); |
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filtData.norm = norm ? n : NULL; |
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filt.data = &filtData; |
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filt.func = OOC_FilterPhoton; |
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