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* |
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* Include after ray.h |
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*/ |
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+ |
#ifndef _RAD_AMBIENT_H_ |
8 |
+ |
#define _RAD_AMBIENT_H_ |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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|
|
8 |
– |
#include "copyright.h" |
9 |
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|
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/* |
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* Since we've defined our vectors as float below to save space, |
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* watch out for changes in the definitions of VCOPY() and DOT() |
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} AMBSAMP; /* ambient sample division */ |
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|
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typedef struct { |
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COLOR acoef; /* coefficient for rayorigin() */ |
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FVECT ux, uy, uz; /* x, y and z axis directions */ |
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short nt, np; /* number of theta and phi directions */ |
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} AMBHEMI; /* ambient sample hemisphere */ |
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extern double maxarad; /* maximum ambient radius */ |
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extern double minarad; /* minimum ambient radius */ |
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|
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#ifndef AVGREFL |
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#define AVGREFL 0.5 /* assumed average reflectance */ |
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#endif |
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|
|
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#define AMBVALSIZ 75 /* number of bytes in portable AMBVAL struct */ |
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#define AMBMAGIC 557 /* magic number for ambient value files */ |
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#define AMBFMT "Radiance_ambval" /* format id string */ |
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|
|
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#ifdef NOPROTO |
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|
57 |
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extern int divsample(); |
58 |
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extern double doambient(); |
59 |
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extern void inithemi(); |
60 |
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extern void comperrs(); |
61 |
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extern void posgradient(); |
62 |
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extern void dirgradient(); |
63 |
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extern void setambres(); |
64 |
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extern void setambacc(); |
65 |
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extern void setambient(); |
66 |
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extern void ambdone(); |
67 |
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extern void ambnotify(); |
68 |
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extern void ambient(); |
69 |
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extern double sumambient(); |
70 |
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extern double makeambient(); |
71 |
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extern void extambient(); |
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extern int ambsync(); |
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extern void putambmagic(); |
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extern int hasambmagic(); |
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extern int writambval(); |
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extern int ambvalOK(); |
77 |
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extern int readambval(); |
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extern void lookamb(); |
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extern void writamb(); |
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|
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#else |
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/* defined in ambcomp.c */ |
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extern int divsample(AMBSAMP *dp, AMBHEMI *h, RAY *r); |
84 |
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extern double doambient(COLOR acol, RAY *r, double wt, FVECT pg, FVECT dg); |
85 |
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extern void inithemi(AMBHEMI *hp, RAY *r, double wt); |
86 |
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extern void comperrs(AMBSAMP *da, AMBHEMI *hp); |
87 |
– |
extern void posgradient(FVECT gv, AMBSAMP *da, AMBHEMI *hp); |
88 |
– |
extern void dirgradient(FVECT gv, AMBSAMP *da, AMBHEMI *hp); |
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/* defined in ambient.c */ |
62 |
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extern void setambres(int ar); |
63 |
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extern void setambacc(double newa); |
64 |
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extern void setambient(void); |
65 |
+ |
extern void multambient(COLOR aval, RAY *r, FVECT nrm); |
66 |
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extern void ambdone(void); |
67 |
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extern void ambnotify(OBJECT obj); |
95 |
– |
extern void ambient(COLOR acol, RAY *r, FVECT nrm); |
68 |
|
extern double sumambient(COLOR acol, RAY *r, FVECT rn, int al, |
69 |
|
AMBTREE *at, FVECT c0, double s); |
70 |
< |
extern double makeambient(COLOR acol, RAY *r, FVECT rn, int al); |
70 |
> |
extern double makeambient(COLOR acol, RAY *r, COLOR ac, FVECT rn, int al); |
71 |
|
extern void extambient(COLOR cr, AMBVAL *ap, FVECT pv, FVECT nv); |
72 |
|
extern int ambsync(void); |
73 |
+ |
/* defined in ambcomp.c */ |
74 |
+ |
extern double doambient(COLOR acol, RAY *r, COLOR ac, double wt, |
75 |
+ |
FVECT pg, FVECT dg); |
76 |
+ |
extern int inithemi(AMBHEMI *hp, RAY *r, COLOR ac, double wt); |
77 |
+ |
extern int divsample(AMBSAMP *dp, AMBHEMI *h, RAY *r); |
78 |
+ |
extern void comperrs(AMBSAMP *da, AMBHEMI *hp); |
79 |
+ |
extern void posgradient(FVECT gv, AMBSAMP *da, AMBHEMI *hp); |
80 |
+ |
extern void dirgradient(FVECT gv, AMBSAMP *da, AMBHEMI *hp); |
81 |
|
/* defined in ambio.c */ |
82 |
|
extern void putambmagic(FILE *fp); |
83 |
|
extern int hasambmagic(FILE *fp); |
88 |
|
extern void lookamb(FILE *fp); |
89 |
|
extern void writamb(FILE *fp); |
90 |
|
|
91 |
+ |
|
92 |
+ |
#ifdef __cplusplus |
93 |
+ |
} |
94 |
|
#endif |
95 |
+ |
#endif /* _RAD_AMBIENT_H_ */ |
96 |
+ |
|