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pmapray.c
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Sat, May 10, 09:55

pmapray.c
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#ifndef lint
static const char RCSid[] = "$Id: pmapray.c,v 2.7 2016/11/02 22:09:14 greg Exp $";
#endif
/*
==================================================================
Photon map interface to RADIANCE raycalls
Roland Schregle (roland.schregle@{hslu.ch, gmail.com})
(c) Fraunhofer Institute for Solar Energy Systems,
(c) Lucerne University of Applied Sciences and Arts,
supported by the Swiss National Science Foundation (SNSF, #147053)
==================================================================
$Id: pmapray.c,v 2.7 2016/11/02 22:09:14 greg Exp $
*/
#include "pmapray.h"
#include "pmap.h"
void ray_init_pmap ()
/* Interface to ray_init(); init & load photon maps */
{
loadPmaps(photonMaps, pmapParams);
}
void ray_done_pmap ()
/* Interface to ray_done(); free photon maps */
{
cleanUpPmaps(photonMaps);
}
void ray_save_pmap (RAYPARAMS *rp)
/* Interface to ray_save(); save photon map params */
{
unsigned t;
for (t = 0; t < NUM_PMAP_TYPES; t++) {
if (pmapParams [t].fileName)
rp -> pmapParams [t].fileName = savqstr(pmapParams [t].fileName);
else rp -> pmapParams [t].fileName = NULL;
rp -> pmapParams [t].minGather = pmapParams [t].minGather;
rp -> pmapParams [t].maxGather = pmapParams [t].maxGather;
rp -> pmapParams [t].distribTarget = pmapParams [t].distribTarget;
}
}
void ray_restore_pmap (RAYPARAMS *rp)
/* Interface to ray_restore(); restore photon mapping params */
{
unsigned t;
for (t = 0; t < NUM_PMAP_TYPES; t++) {
pmapParams [t].fileName = rp -> pmapParams [t].fileName;
pmapParams [t].minGather = rp -> pmapParams [t].minGather;
pmapParams [t].maxGather = rp -> pmapParams [t].maxGather;
pmapParams [t].distribTarget = rp -> pmapParams [t].distribTarget;
}
}
void ray_defaults_pmap (RAYPARAMS *rp)
/* Interface to ray_defaults(); set photon mapping defaults */
{
unsigned t;
for (t = 0; t < NUM_PMAP_TYPES; t++) {
rp -> pmapParams [t].fileName = NULL;
rp -> pmapParams [t].minGather = 0;
rp -> pmapParams [t].maxGather = 0;
rp -> pmapParams [t].distribTarget = 0;
}
}

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