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root/radiance/ray/src/rt/source.c
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Comparing ray/src/rt/source.c (file contents):
Revision 1.41 by greg, Tue Aug 6 14:07:03 1991 UTC vs.
Revision 1.42 by greg, Mon Aug 12 08:20:49 1991 UTC

# Line 1 | Line 1
1 < /* Copyright (c) 1990 Regents of the University of California */
1 > /* Copyright (c) 1991 Regents of the University of California */
2  
3   #ifndef lint
4   static char SCCSid[] = "$SunId$ LBL";
# Line 247 | Line 247 | RAY  *r;                       /* ray that hit surface */
247   int  (*f)();                    /* direct component coefficient function */
248   char  *p;                       /* data for f */
249   {
250 +        extern int  (*trace)();
251          extern double  pow();
252          register int  sn;
253          int  nshadcheck, ncnts;
# Line 316 | Line 317 | char  *p;                      /* data for f */
317                                  source[cntord[sn].sno].sflags & SFOLLOW )) {
318                                                  /* follow entire path */
319                          raycont(&sr);
320 +                        if (trace != NULL)
321 +                                (*trace)(&sr);  /* trace execution */
322                          if (bright(sr.rcol) <= FTINY)
323                                  continue;       /* missed! */
324                          copycolor(srccnt[cntord[sn].sno].val, sr.rcol);

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