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root/radiance/ray/src/rt/ray.h
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Comparing ray/src/rt/ray.h (file contents):
Revision 2.5 by greg, Thu Nov 2 17:38:07 1995 UTC vs.
Revision 2.6 by greg, Sat Dec 9 09:35:00 1995 UTC

# Line 14 | Line 14
14  
15   #include  "color.h"
16  
17 + #define  MAXDIM         32      /* maximum number of dimensions */
18 +
19 + #define  MAXSLIST       32      /* maximum sources to check */
20 +
21                                  /* ray type flags */
22   #define  PRIMARY        01              /* original ray */
23   #define  SHADOW         02              /* ray to light source */
# Line 50 | Line 54 | typedef struct ray {
54          COLOR  pcol;            /* pattern color */
55          COLOR  rcol;            /* returned ray value */
56          double  rt;             /* returned effective ray length */
57 +        COLOR  cext;            /* medium extinction coefficient */
58 +        float  albedo;          /* medium scattering albedo */
59 +        float  gecc;            /* scattering eccentricity coefficient */
60 +        int  *slights;          /* list of lights to test for scattering */
61   }  RAY;
62  
63   extern int  raytrace();
# Line 61 | Line 69 | extern double  raydistance();
69   extern int  dimlist[];          /* dimension list for distribution */
70   extern int  ndims;              /* number of dimensions so far */
71   extern int  samplendx;          /* index for this sample */
64 –
65 – #define  MAXDIM         32      /* maximum number of dimensions */
72  
73   #define  rayvalue(r)    (*(r)->revf)(r)

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