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root/radiance/ray/src/util/findglare.c
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Comparing ray/src/util/findglare.c (file contents):
Revision 1.1 by greg, Mon Mar 18 12:15:38 1991 UTC vs.
Revision 1.2 by greg, Mon Mar 18 14:32:12 1991 UTC

# Line 31 | Line 31 | char   *progname;                      /* global argv[0] */
31  
32   ANGLE   glarang[180] = {AEND};          /* glare calculation angles */
33   int     nglarangs = 0;
34 + double  maxtheta;                       /* maximum angle (in radians) */
35   int     hsize;                          /* horizontal size */
36   int     hlim;                           /* central limit of horizontal */
37  
# Line 193 | Line 194 | init()                         /* initialize global variables */
194                                                  /* set direction vectors */
195          for (i = 0; glarang[i] != AEND; i++)
196                  ;
197 <        if (glarang[0] <= 0 || glarang[i-1] >= 180) {
197 >        if (i > 0 && glarang[0] <= 0 || glarang[i-1] >= 180) {
198                  fprintf(stderr, "%s: glare angles must be between 1 and 179\n",
199                                  progname);
200                  exit(1);
201          }
202          nglarangs = i;
203          /* nglardirs = 2*nglarangs + 1; */
203 –        /* maxtheta = (PI/180.)*glarang[nglarangs-1]; */
204          /* vsize = SAMPDENS; */
205 +        if (nglarangs > 0)
206 +                maxtheta = (PI/180.)*glarang[nglarangs-1];
207 +        else
208 +                maxtheta = 0.0;
209          hlim = SAMPDENS*maxtheta;
210          hsize = SAMPDENS + hlim;
211          if (hsize > (int)(PI*SAMPDENS))
# Line 335 | Line 339 | printillum()                   /* print out indirect illuminances */
339          for (i = 0; i < nglardirs; i++)
340                  printf("\t%f\t%f\n", (180.0/PI)*indirect[i].theta,
341                                  PI * indirect[i].sum / (double)indirect[i].n);
342 <        printf("END indirect illuminances\n");
342 >        printf("END indirect illuminance\n");
343   }

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