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Comparing ray/src/rt/func.c (file contents):
Revision 1.2 by greg, Tue Feb 21 14:56:17 1989 UTC vs.
Revision 1.4 by greg, Tue Apr 11 13:30:29 1989 UTC

# Line 16 | Line 16 | static char SCCSid[] = "$SunId$ LBL";
16  
17  
18   typedef struct {
19 –        double  sca;                    /* scalefactor */
19          double  xfm[4][4];              /* transform matrix */
20 +        double  sca;                    /* scalefactor */
21   }  XF;
22  
23   static OBJREC  *fobj;           /* current function object */
# Line 25 | Line 25 | static RAY  *fray;             /* current function ray */
25   static XF  fxf;                 /* current transformation */
26  
27  
28 < setmap(m, r, sca, xfm)          /* set channels for function call */
28 > setmap(m, r, xfm, sca)          /* set channels for function call */
29   OBJREC  *m;
30   register RAY  *r;
31 – double  sca;
31   double  xfm[4][4];
32 + double  sca;
33   {
34          extern double  l_noise3(), l_noise3a(), l_noise3b(), l_noise3c();
35          extern double  l_hermite(), l_fnoise3(), l_arg();
# Line 53 | Line 53 | double  xfm[4][4];
53          }
54          fobj = m;
55          fray = r;
56 <        fxf.sca = r->ros * sca;
57 <        multmat4(fxf.xfm, r->rox, xfm);
56 >        fxf.sca = r->robs * sca;
57 >        multmat4(fxf.xfm, r->robx, xfm);
58          eclock++;               /* notify expression evaluator */
59   }
60  
# Line 84 | Line 84 | RAY  *r;
84                          mxf->sca = -mxf->sca;
85                  m->os = (char *)mxf;
86          }
87 <        setmap(m, r, mxf->sca, mxf->xfm);
87 >        setmap(m, r, mxf->xfm, mxf->sca);
88          return;
89   memerr:
90          error(SYSTEM, "out of memory in setfunc");

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