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root/Development/ray/src/rt/source.c

Comparing ray/src/rt/source.c (file contents):
Revision 2.21 by greg, Mon Dec 11 15:00:24 1995 UTC vs.
Revision 2.22 by greg, Sun Dec 17 11:51:49 1995 UTC

#	Line 22 | Line 22 | static char SCCSid[] = "$SunId$ LBL";
22
23		extern double  ssampdist;               /* scatter sampling distance */
24
25	+	#ifndef MAXSSAMP
26	+	#define MAXSSAMP        16              /* maximum samples per ray */
27	+	#endif
28	+
29		/*
30		* Structures used by direct()
31		*/
#	Line 382 | Line 386 | register RAY  *r;
386		COLOR  cumval, ctmp;
387		int  i, j;
388
389	<	if (r->slights == NULL || r->slights[0] == 0 || r->gecc >= 1.-FTINY)
389	>	if (r->slights == NULL || r->slights[0] == 0
390	>	|| r->gecc >= 1.-FTINY || r->rot >= FHUGE)
391		return;
392		if (ssampdist <= FTINY || (nsamps = r->rot/ssampdist + .5) < 1)
393		nsamps = 1;
394	+	#if MAXSSAMP
395	+	else if (nsamps > MAXSSAMP)
396	+	nsamps = MAXSSAMP;
397	+	#endif
398		oldsampndx = samplendx;
399		samplendx = random()&0x7fff;            /* randomize */
400		for (i = r->slights[0]; i > 0; i--) {   /* for each source */

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