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

Comparing ray/src/rt/source.c (file contents):
Revision 1.4 by greg, Wed Jun 7 08:35:32 1989 UTC vs.
Revision 1.5 by greg, Wed Jun 7 08:38:38 1989 UTC

#	Line 280 | Line 280 | char  *p;                      /* data for f */
280		VCOPY(srccnt[sn].dir, sr.rdir);
281		/* compute coefficient */
282		(*f)(srccnt[sn].val, p, srccnt[sn].dir, srccnt[sn].dom);
283	<	srccnt[sn].brt = intens(srccnt[sn].val);
283	>	srccnt[sn].brt = bright(srccnt[sn].val);
284		if (srccnt[sn].brt <= FTINY)
285		continue;
286		/* compute intersection */
#	Line 292 | Line 292 | char  *p;                      /* data for f */
292		/* compute contribution */
293		rayshade(&sr, sr.ro->omod);
294		multcolor(srccnt[sn].val, sr.rcol);
295	<	srccnt[sn].brt = intens(srccnt[sn].val);
295	>	srccnt[sn].brt = bright(srccnt[sn].val);
296		}
297		/* sort contributions */
298		qsort(srccnt, nsources, sizeof(CONTRIB), cntcmp);
#	Line 300 | Line 300 | char  *p;                      /* data for f */
300		/* test for shadows */
301		for (sn = 0; sn < nsources; sn++) {
302		/* check threshold */
303	<	if (srccnt[sn].brt <= shadthresh*intens(r->rcol)/r->rweight)
303	>	if (srccnt[sn].brt <= shadthresh*bright(r->rcol)/r->rweight)
304		break;
305		/* get statistics */
306		hwt = (double)source[srccnt[sn].sno].nhits /
#	Line 317 | Line 317 | char  *p;                      /* data for f */
317		raytrans(&sr);          /* object is clipped */
318		else
319		rayshade(&sr, sr.ro->omod);
320	<	if (intens(sr.rcol) <= FTINY)
320	>	if (bright(sr.rcol) <= FTINY)
321		continue;       /* missed! */
322		(*f)(srccnt[sn].val, p, srccnt[sn].dir, srccnt[sn].dom);
323		multcolor(srccnt[sn].val, sr.rcol);

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