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

Comparing ray/src/rt/source.c (file contents):
Revision 1.13 by greg, Mon Jun 19 11:44:58 1989 UTC vs.
Revision 1.18 by greg, Wed Nov 29 14:35:27 1989 UTC

#	Line 329 | Line 329 | char  *p;                      /* data for f */
329		/* compute coefficient */
330		(*f)(srccnt[sn].val, p, srccnt[sn].dir, srccnt[sn].dom);
331		cntord[sn].brt = bright(srccnt[sn].val);
332	<	if (cntord[sn].brt <= FTINY)
332	>	if (cntord[sn].brt <= 0.0)
333		continue;
334		/* compute intersection */
335		if (!( source[sn].sflags & SDISTANT ?
#	Line 379 | Line 379 | char  *p;                      /* data for f */
379		if (localhit(&sr, &thescene) &&
380		sr.ro != source[cntord[sn].sno].so) {
381		/* check for transmission */
382	<	if (sr.clipset != NULL && inset(sr.clipset,sr.ro->omod))
383	<	raytrans(&sr);          /* object is clipped */
382	>	if (sr.clipset != NULL && inset(sr.clipset, sr.ro->omod))
383	>	raytrans(&sr);
384		else
385		rayshade(&sr, sr.ro->omod);
386		if (bright(sr.rcol) <= FTINY)
#	Line 397 | Line 397 | char  *p;                      /* data for f */
397		}
398		/* weighted hit rate */
399		hwt = hit2 / test2;
400	<	#ifdef DEBUG
400	>	#ifdef notdef
401		sprintf(errmsg, "%d tested, %d untested, %f hit rate\n",
402		sn, ncnts-sn, hwt);
403		eputs(errmsg);
#	Line 431 | Line 431 | m_light(m, r)                  /* ray hit a light source */
431		register OBJREC  *m;
432		register RAY  *r;
433		{
434	–	/* check for behind */
435	–	if (r->rod < 0.0)
436	–	return;
434		/* check for over-counting */
435		if (wrongsource(m, r) || badambient(m, r))
436		return;
#	Line 447 | Line 444 | register RAY  *r;
444
445		/* otherwise treat as source */
446		} else {
447	+	/* check for behind */
448	+	if (r->rod < 0.0)
449	+	return;
450		/* get distribution pattern */
451		raytexture(r, m->omod);
452		/* get source color */

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