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root/radiance/ray/src/rt/virtuals.c
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Comparing ray/src/rt/virtuals.c (file contents):
Revision 1.28 by greg, Mon Oct 21 12:58:18 1991 UTC vs.
Revision 1.29 by greg, Tue Oct 22 11:23:51 1991 UTC

# Line 143 | Line 143 | MAT4  pm;
143                  ourspot.flen = 0.;
144                  if (source[sn].sflags & SSPOT) {
145                          multp3(theirspot.aim, source[sn].sl.s->aim, pm);
146 +                                                /* adjust for source size */
147                          d = sqrt(dist2(ourspot.aim, theirspot.aim));
148                          d = sqrt(source[sn].sl.s->siz/PI) + d*source[sn].srad;
149                          theirspot.siz = PI*d*d;
# Line 169 | Line 170 | MAT4  pm;
170                  if (source[sn].sflags & SPROX && d > source[sn].sl.prox)
171                          return(-1);             /* too far away */
172                  ourspot.flen = 0.;
173 +                                                /* adjust for source size */
174                  d = (sqrt(maxrad2) + source[sn].srad) / d;
175                  if (d < 1.-FTINY)
176                          ourspot.siz = 2.*PI*(1. - sqrt(1.-d*d));
# Line 220 | Line 222 | MAT4  pm;
222                  VCOPY(source[i].snorm, nsnorm);
223          else
224                  multv3(source[i].ss[SW], source[sn].ss[SW], pm);
225 +        source[i].srad = source[sn].srad;
226          source[i].ss2 = source[sn].ss2;
227          if (nsflags & SSPOT) {
228                  if ((source[i].sl.s = (SPOT *)malloc(sizeof(SPOT))) == NULL)

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