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root/Development/ray/src/util/glareval.c
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Comparing ray/src/util/glareval.c (file contents):
Revision 2.12 by greg, Mon May 29 16:47:54 2006 UTC vs.
Revision 2.15 by greg, Wed Jan 24 04:39:52 2018 UTC

# Line 10 | Line 10 | static const char      RCSid[] = "$Id$";
10   #include <stdlib.h>
11   #include <string.h>
12  
13 + #include "platform.h"
14   #include "rtprocess.h" /* Windows: must come first because of conflicts */
15   #include "glare.h"
16  
# Line 176 | Line 177 | pict_val(                      /* find picture value for view direction *
177          pp[0] = pictview.vp[0] + vd[0];
178          pp[1] = pictview.vp[1] + vd[1];
179          pp[2] = pictview.vp[2] + vd[2];
180 <        viewloc(ip, &pictview, pp);
180 <        if (ip[2] <= FTINY || ip[0] < 0. || ip[0] >= 1. ||
181 <                        ip[1] < 0. || ip[1] >= 1.)
180 >        if (viewloc(ip, &pictview, pp) != 1)
181                  return(-1.0);
182          colr_color(res, getpictscan((int)(ip[1]*pysiz))[(int)(ip[0]*pxsiz)]);
183          return(luminance(res)/exposure);
# Line 248 | Line 247 | getviewspan(           /* compute a span of view pixels */
247                                                  /* send to rtrace */
248                  if (n >= maxpix) {                      /* flush */
249                          rt_compute(rt_buf, n);
250 <                        while (n-- > 0)
250 >                        while (n > 0) {
251 >                                --n;
252                                  vb[buf_vh[n]+hsize] = luminance(rt_buf+3*n);
253 +                        }
254                  }
255                  rt_buf[6*n] = ourview.vp[0];
256                  rt_buf[6*n+1] = ourview.vp[1];
# Line 319 | Line 320 | open_pict(                     /* open picture file */
320                  fprintf(stderr, "%s: cannot open\n", fn);
321                  exit(1);
322          }
323 +        SET_FILE_BINARY(pictfp);
324          exposure = 1.0;
325          getheader(pictfp, getexpos, NULL);
326          if (wrongformat || !fscnresolu(&pxsiz, &pysiz, pictfp)) {

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