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#ifndef lint |
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static const char RCSid[] = "$Id: pmapray.c,v 2.7 2016/11/02 22:09:14 greg Exp $"; |
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#endif |
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|
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/* |
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================================================================== |
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Photon map interface to RADIANCE raycalls |
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|
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Roland Schregle (roland.schregle@{hslu.ch, gmail.com}) |
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(c) Fraunhofer Institute for Solar Energy Systems, |
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(c) Lucerne University of Applied Sciences and Arts, |
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supported by the Swiss National Science Foundation (SNSF, #147053) |
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================================================================== |
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|
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$Id: pmapray.c,v 2.7 2016/11/02 22:09:14 greg Exp $ |
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*/ |
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|
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|
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#include "ray.h" |
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#include "pmapray.h" |
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#include "pmap.h" |
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|
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|
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void ray_init_pmap () |
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/* Interface to ray_init(); init & load photon maps */ |
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{ |
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if (NCSAMP > 3 && photonMapping) |
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error(USER, "photon-mapping not currently supported for > 3 spectral samples"); |
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|
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loadPmaps(photonMaps, pmapParams); |
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} |
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|
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|
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void ray_done_pmap () |
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/* Interface to ray_done(); free photon maps */ |
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{ |
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cleanUpPmaps(photonMaps); |
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} |
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|
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|
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void ray_save_pmap (RAYPARAMS *rp) |
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/* Interface to ray_save(); save photon map params */ |
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{ |
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unsigned t; |
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|
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for (t = 0; t < NUM_PMAP_TYPES; t++) { |
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if (pmapParams [t].fileName) |
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rp -> pmapParams [t].fileName = savqstr(pmapParams [t].fileName); |
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|
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else rp -> pmapParams [t].fileName = NULL; |
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|
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rp -> pmapParams [t].minGather = pmapParams [t].minGather; |
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rp -> pmapParams [t].maxGather = pmapParams [t].maxGather; |
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rp -> pmapParams [t].distribTarget = pmapParams [t].distribTarget; |
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} |
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} |
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|
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|
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void ray_restore_pmap (RAYPARAMS *rp) |
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/* Interface to ray_restore(); restore photon mapping params */ |
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{ |
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unsigned t; |
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|
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for (t = 0; t < NUM_PMAP_TYPES; t++) { |
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pmapParams [t].fileName = rp -> pmapParams [t].fileName; |
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pmapParams [t].minGather = rp -> pmapParams [t].minGather; |
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pmapParams [t].maxGather = rp -> pmapParams [t].maxGather; |
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pmapParams [t].distribTarget = rp -> pmapParams [t].distribTarget; |
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} |
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} |
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|
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void ray_defaults_pmap (RAYPARAMS *rp) |
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/* Interface to ray_defaults(); set photon mapping defaults */ |
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{ |
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unsigned t; |
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|
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for (t = 0; t < NUM_PMAP_TYPES; t++) { |
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rp -> pmapParams [t].fileName = NULL; |
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rp -> pmapParams [t].minGather = 0; |
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rp -> pmapParams [t].maxGather = 0; |
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rp -> pmapParams [t].distribTarget = 0; |
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} |
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} |
