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root/radiance/ray/src/px/mt160r.c
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Comparing ray/src/px/mt160r.c (file contents):
Revision 1.3 by greg, Fri Oct 20 16:44:32 1989 UTC vs.
Revision 1.5 by greg, Thu Jan 25 08:28:33 1990 UTC

# Line 39 | Line 39 | char  *fname;
39          FILE  *input;
40          int  xres, yres;
41          COLR  scanline[NCOLS];
42 –        char  sbuf[256];
42          int  i;
43  
44          if (fname == NULL) {
# Line 50 | Line 49 | char  *fname;
49                  return(-1);
50          }
51                                  /* discard header */
52 <        while (fgets(sbuf, sizeof(sbuf), input) != NULL && sbuf[0] != '\n')
54 <                ;
52 >        getheader(input, NULL);
53                                  /* get picture dimensions */
54          if (fgetresolu(&xres, &yres, input) != (YMAJOR|YDECR)) {
55                  fprintf(stderr, "%s: bad picture size\n", fname);
# Line 69 | Line 67 | char  *fname;
67                          fprintf(stderr, "%s: read error (y=%d)\n", fname, i);
68                          return(-1);
69                  }
70 +                normcolrs(scanline, xres);
71                  plotscan(scanline, xres, i);
72          }
73  
# Line 117 | Line 116 | register int  x;
116   {
117          static int  cerr[NCOLS];
118          static int  err;
120 –        COLR  nclr;
119          int  b;
120          register int  isblack;
121  
122 <        colr_norm(clr, nclr);
125 <        b = norm_bright(nclr);
122 >        b = normbright(clr);
123          err += b + cerr[x];
124          isblack = err < 128;
125          if (!isblack) err -= 256;

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