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root/radiance/ray/src/cal/tabfunc.c
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Comparing ray/src/cal/tabfunc.c (file contents):
Revision 1.4 by schorsch, Mon Jul 14 20:02:29 2003 UTC vs.
Revision 1.6 by greg, Sat Nov 12 06:14:51 2005 UTC

# Line 151 | Line 151 | absc_exp(void)                 /* produce expression for abscissa */
151                                  strcpy(ourexp, "x");
152                          else
153                                  sprintf(ourexp, "x-%g", abscissa[0]-1);
154 <                } else
154 >                } else if (fabs(abscissa[0]) < eps)
155 >                        sprintf(ourexp, "x/%g+1", step);
156 >                else
157                          sprintf(ourexp, "(x-%g)/%g+1", abscissa[0], step);
158          } else {
159                  printf("X`%s(i):select(i,", locID);
# Line 187 | Line 189 | char   *xe
189  
190          xelen = strlen(xe);
191          for (i = 0; i < nfuncs; i++) {
192 <                if (func[i][0] == '\0' | func[i][0] == '0')
192 >                if ((func[i][0] == '\0') | (func[i][0] == '0'))
193                          continue;
194                  if (interpolate) {
195                          printf("%s`%s(i):select(i,", func[i], locID);

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