[ViewVC] Diff of: Development/ray/src/rt/pmapkdt.c

Comparing ray/src/rt/pmapkdt.c (file contents):
Revision 1.5 by greg, Thu Nov 8 00:54:07 2018 UTC vs.
Revision 1.6 by rschregle, Wed Apr 8 15:14:21 2020 UTC

#	Line 419 \| Line 419 \| *static void kdT_FindNearest (PhotonMap pmap, const fl**
419
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422	<	void kdT_FindPhotons (struct PhotonMap *pmap, const FVECT pos,
423	<	const FVECT norm)
422	>	int kdT_FindPhotons (struct PhotonMap *pmap, const FVECT pos,
423	>	const FVECT norm)
424		{
425		float p [3], n [3];
426
#	Line 429 \| Line 429 \| *void kdT_FindPhotons (struct PhotonMap pmap, const FV**
429		if (norm)
430		VCOPY(n, norm);
431		kdT_FindNearest(pmap, p, norm ? n : NULL, 1);
432	+
433	+	/* Return success or failure (empty queue => none found) */
434	+	return pmap -> squeue.tail ? 0 : -1;
435		}
436
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#	Line 478 \| Line 481 \| *static void kdT_Find1Nearest (PhotonMap pmap, const f**
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484	<	void kdT_Find1Photon (struct PhotonMap *pmap, const FVECT pos,
485	<	const FVECT norm, Photon *photon)
484	>	int kdT_Find1Photon (struct PhotonMap *pmap, const FVECT pos,
485	>	const FVECT norm, Photon *photon)
486		{
487		float p [3], n [3];
488	<	Photon *pnn;
488	>	Photon *pnn = NULL;
489
490		/* Photon pos & normal stored at lower precision */
491		VCOPY(p, pos);
492		if (norm)
493		VCOPY(n, norm);
494	<	kdT_Find1Nearest(pmap, p, norm ? n : NULL, &pnn, 1);
495	<	memcpy(photon, pnn, sizeof(Photon));
494	>	kdT_Find1Nearest(pmap, p, norm ? n : NULL, &pnn, 1);
495	>	if (!pnn)
496	>	/* No photon found => failed */
497	>	return -1;
498	>	else {
499	>	/* Copy found photon => successs */
500	>	memcpy(photon, pnn, sizeof(Photon));
501	>	return 0;
502	>	}
503		}
504
505

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