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/* RCSid $Id$ */ |
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/* |
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================================================================== |
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Parameters for photon map generation; used by MKPMAP |
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For inclusion in mkpmap.c |
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====================================================================== |
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Parameters for photon map generation and rendering; used by mkpmap |
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and rpict/rvu/rtrace. |
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Roland Schregle (roland.schregle@{hslu.ch, gmail.com} |
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(c) Fraunhofer Institute for Solar Energy Systems, |
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supported by the German Research Foundation |
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(DFG LU-204/10-2, "Fassadenintegrierte Regelsysteme" (FARESYS)) |
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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 |
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(SNSF #147053, "Daylight Redirecting Components") |
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====================================================================== |
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$Id$ |
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*/ |
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#include "pmaptype.h" |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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/* Struct for passing params per photon map from rpict/rtrace/rvu */ |
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typedef struct { |
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char *fileName; /* Photon map file */ |
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unsigned minGather, maxGather; /* Num photons to gather */ |
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unsigned long distribTarget; /* Num photons to store */ |
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} PhotonMapParams; |
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/* Region of interest */ |
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typedef struct { |
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/* siz [1], siz [2] <= 0 --> sphere, else rectangle */ |
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float pos [3], siz [3]; |
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} PhotonMapROI; |
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#define PMAP_ROI_ISSPHERE(roi) ((roi)->siz[1] <= 0 && (roi)->siz[2] <= 0) |
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#define PMAP_ROI_SETSPHERE(roi) ((roi)->siz[1] = (roi)->siz[2] = -1) |
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extern PhotonMapParams pmapParams [NUM_PMAP_TYPES]; |
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#define contribPmapParams (pmapParams [PMAP_TYPE_CONTRIB]) |
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extern float pdfSamples, preDistrib, finalGather, gatherTolerance, |
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maxDistCoeff; |
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extern unsigned long photonHeapSizeInc, photonMaxBounce; |
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extern unsigned photonRepTime, maxPreDistrib, defaultGather; |
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#ifdef PMAP_ROI |
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extern float pmapROI [6]; |
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extern float pdfSamples, preDistrib, finalGather, |
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gatherTolerance, maxDistFix, pmapMaxDist, |
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photonMaxDist; |
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extern unsigned long photonHeapSizeInc, photonMaxBounce; |
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extern unsigned photonRepTime, maxPreDistrib, defaultGather, |
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verbose; |
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extern unsigned pmapNumROI; |
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extern PhotonMapROI *pmapROI; |
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#ifdef PMAP_OOC |
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extern float pmapCachePageSize; |
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extern unsigned long pmapCacheSize; |
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#endif |
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struct PhotonMap; |
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int setPmapParam (struct PhotonMap **pm, const PhotonMapParams *parm); |
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unsigned long parseMultiplier (const char *num); |
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/* Evaluate numeric parameter string with optional multiplier suffix |
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(G = 10^9, M = 10^6, K = 10^3). Returns 0 if parsing fails. */ |
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#ifdef __cplusplus |
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} |
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#endif |
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#endif |
