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root/radiance/ray/src/rt/virtuals.c
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Comparing ray/src/rt/virtuals.c (file contents):
Revision 2.23 by greg, Thu Nov 8 00:54:07 2018 UTC vs.
Revision 2.25 by greg, Fri Feb 12 00:41:19 2021 UTC

# Line 19 | Line 19 | static const char      RCSid[] = "$Id$";
19   #define  MINSAMPLES     16              /* minimum number of pretest samples */
20   #define  STESTMAX       32              /* maximum seeks per sample */
21  
22 – #define FEQ(a,b)        ((a)-(b)+FTINY >= 0 && (b)-(a)+FTINY >= 0)
22  
24 –
23   static OBJECT  *vobject;                /* virtual source objects */
24   static int  nvobjects = 0;              /* number of virtual source objects */
25  
# Line 33 | Line 31 | isident4(MAT4 m)
31  
32          for (i = 4; i--; )
33                  for (j = 4; j--; )
34 <                        if (!FEQ(m[i][j], i==j))
34 >                        if (!FABSEQ(m[i][j], i==j))
35                                  return(0);
36          return(1);
37   }
# Line 139 | Line 137 | vsmaterial(                    /* get virtual source material pointer *
137          OBJREC  *m;
138  
139          i = o->omod;
140 <        m = findmaterial(objptr(i));
140 >        m = findmaterial(o);
141          if (m == NULL)
142                  return(objptr(i));
143          if (m->otype != MAT_ILLUM || m->oargs.nsargs < 1 ||

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