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root/radiance/ray/src/rt/t_data.c
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Comparing ray/src/rt/t_data.c (file contents):
Revision 2.6 by greg, Tue Feb 25 02:47:23 2003 UTC vs.
Revision 2.8 by schorsch, Tue Mar 30 16:13:01 2004 UTC

# Line 8 | Line 8 | static const char      RCSid[] = "$Id$";
8   #include "copyright.h"
9  
10   #include  "ray.h"
11 –
11   #include  "data.h"
13 –
12   #include  "func.h"
13 + #include  "rtotypes.h"
14  
15   /*
16   *      A stored texture is specified as follows:
# Line 31 | Line 30 | static const char      RCSid[] = "$Id$";
30   */
31  
32  
33 < t_data(m, r)                    /* interpolate texture data */
34 < register OBJREC  *m;
35 < RAY  *r;
33 > extern int
34 > t_data(                 /* interpolate texture data */
35 >        register OBJREC  *m,
36 >        RAY  *r
37 > )
38   {
39          int  nv;
40          FVECT  disp;
# Line 52 | Line 53 | RAY  *r;
53          errno = 0;
54          for (i = 0; i < nv; i++)
55                  pt[i] = evalue(mf->ep[i]);
56 <        if (errno)
56 >        if (errno == EDOM || errno == ERANGE)
57                  goto computerr;
58          dval[0] = datavalue(dp, pt);
59          for (i = 1; i < 3; i++) {
# Line 64 | Line 65 | RAY  *r;
65          errno = 0;
66          for (i = 0; i < 3; i++)
67                  disp[i] = funvalue(m->oargs.sarg[i], 3, dval);
68 <        if (errno)
68 >        if (errno == EDOM || errno == ERANGE)
69                  goto computerr;
70          if (mf->f != &unitxf)
71                  multv3(disp, disp, mf->f->xfm);

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