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/* RCSid $Id: pmapamb.h,v 2.5 2016/05/17 17:39:47 rschregle Exp $ */
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/*
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==================================================================
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Photon map interface to RADIANCE ambient calculation
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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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$Id: pmapamb.h,v 2.5 2016/05/17 17:39:47 rschregle Exp $
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*/
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#ifndef PMAPAMB_H
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#define PMAPAMB_H
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#include "pmapdata.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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int ambPmap (COLOR aval, RAY *r, int rdepth);
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/* Factor irradiance from global photon map into ambient coefficient
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* aval; return 1 on success, else 0 (with aval unmodified) */
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int ambPmapCaustic (COLOR aval, RAY *r, int rdepth);
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/* Factor irradiance from caustic photon map into ambient coeffiecient
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* aval; return 1 if successful, else 0 (with aval set to zero) */
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#ifdef __cplusplus
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}
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#endif
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#endif
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