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root/Development/ray/src/rt/rpict.c
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Comparing ray/src/rt/rpict.c (file contents):
Revision 1.25 by greg, Tue May 21 17:41:35 1991 UTC vs.
Revision 1.26 by greg, Tue Jun 18 10:27:16 1991 UTC

# Line 36 | Line 36 | double  pixaspect = 1.0;               /* pixel aspect ratio */
36   int  psample = 4;                       /* pixel sample size */
37   double  maxdiff = .05;                  /* max. difference for interpolation */
38   double  dstrpix = 0.67;                 /* square pixel distribution */
39 – int  psuper = 2;                        /* pixel super-sampling rate */
39  
40   double  dstrsrc = 0.0;                  /* square source distribution */
41   double  shadthresh = .05;               /* shadow threshold */
# Line 65 | Line 64 | extern long  tstart;                   /* starting time */
64  
65   extern long  nrays;                     /* number of rays traced */
66  
67 < #define  MAXDIV         32              /* maximum sample size */
67 > #define  MAXDIV         15              /* maximum sample size */
68  
69   #define  pixjitter()    (.5+dstrpix*(.5-frandom()))
70  
# Line 127 | Line 126 | char  *zfile, *oldfile;
126                                          /* check sampling */
127          if (psample < 1)
128                  psample = 1;
129 <        else if (psample > MAXDIV)
129 >        else if (psample > MAXDIV) {
130 >                sprintf(errmsg, "pixel sampling reduced from %d to %d",
131 >                                psample, MAXDIV);
132 >                error(WARNING, errmsg);
133                  psample = MAXDIV;
134 +        }
135                                          /* allocate scanlines */
136          for (i = 0; i <= psample; i++) {
137                  scanbar[i] = (COLOR *)malloc(hresolu*sizeof(COLOR));

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