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Comparing ray/src/rt/ambient.h (file contents):
Revision 2.12 by greg, Tue Apr 19 01:15:06 2005 UTC vs.
Revision 2.14 by greg, Sat May 28 22:27:54 2005 UTC

# Line 19 | Line 19 | typedef struct ambrec {
19          unsigned long  latick;  /* last accessed tick */
20          float  pos[3];          /* position in space */
21          float  dir[3];          /* normal direction */
22 <        int  lvl;               /* recursion level of parent ray */
22 >        int    lvl;             /* recursion level of parent ray */
23          float  weight;          /* weight of parent ray */
24          float  rad;             /* validity radius */
25          COLOR  val;             /* computed ambient value */
# Line 42 | Line 42 | typedef struct {
42   }  AMBSAMP;             /* ambient sample division */
43  
44   typedef struct {
45 <        COLOR  acoef;           /* coefficient for rayorigin() */
45 >        COLOR  acoef;           /* ambient contribution coefficient */
46 >        float  drc;             /* daughter ray coefficient */
47          FVECT  ux, uy, uz;      /* x, y and z axis directions */
48          short  nt, np;          /* number of theta and phi directions */
49 +        int    ns;              /* number of super-samples */
50   }  AMBHEMI;             /* ambient sample hemisphere */
51  
52   extern double  maxarad;         /* maximum ambient radius */
# Line 65 | Line 67 | extern void    setambient(void);
67   extern void     multambient(COLOR aval, RAY *r, FVECT nrm);
68   extern void     ambdone(void);
69   extern void     ambnotify(OBJECT obj);
70 < extern double   sumambient(COLOR acol, RAY *r, FVECT rn, int al,
70 > extern double   sumambient(COLOR acol, RAY *r, double rw, FVECT rn, int al,
71                                  AMBTREE *at, FVECT c0, double s);
72   extern double   makeambient(COLOR acol, RAY *r, COLOR ac, FVECT rn, int al);
73   extern void     extambient(COLOR cr, AMBVAL *ap, FVECT pv, FVECT nv);
# Line 73 | Line 75 | extern int     ambsync(void);
75                                          /* defined in ambcomp.c */
76   extern double   doambient(COLOR acol, RAY *r, COLOR ac, double wt,
77                                          FVECT pg, FVECT dg);
78 < extern int      inithemi(AMBHEMI *hp, RAY *r, COLOR ac, double wt);
78 > extern void     inithemi(AMBHEMI *hp, RAY *r, COLOR ac, double wt);
79   extern int      divsample(AMBSAMP *dp, AMBHEMI *h, RAY *r);
80   extern void     comperrs(AMBSAMP *da, AMBHEMI *hp);
81   extern void     posgradient(FVECT gv, AMBSAMP *da, AMBHEMI *hp);

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