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greg |
2.11 |
/* RCSid $Id: func.h,v 2.10 2015/05/20 12:58:31 greg Exp $ */ |
| 2 |
greg |
2.1 |
/* |
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* Header file for modifiers using function files. |
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greg |
2.2 |
* |
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* Include after ray.h |
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*/ |
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schorsch |
2.4 |
#ifndef _RAD_FUNC_H_ |
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#define _RAD_FUNC_H_ |
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schorsch |
2.6 |
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| 10 |
greg |
2.8 |
#include "calcomp.h" |
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schorsch |
2.6 |
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schorsch |
2.4 |
#ifdef __cplusplus |
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extern "C" { |
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#endif |
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greg |
2.1 |
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#define MAXEXPR 9 /* maximum expressions in modifier */ |
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typedef struct { |
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EPNODE *ep[MAXEXPR+1]; /* NULL-terminated expression list */ |
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char *ctx; /* context (from file name) */ |
| 21 |
greg |
2.9 |
XF *fxp, *bxp; /* forward and backward transforms */ |
| 22 |
greg |
2.1 |
} MFUNC; /* material function */ |
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| 24 |
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extern XF unitxf; /* identity transform */ |
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extern XF funcxf; /* current transform */ |
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| 27 |
greg |
2.9 |
extern void initfunc(void); |
| 28 |
greg |
2.11 |
extern void set_eparams(const char *prms); |
| 29 |
greg |
2.8 |
extern MFUNC *getfunc(OBJREC *m, int ff, unsigned int ef, int dofwd); |
| 30 |
greg |
2.2 |
extern void freefunc(OBJREC *m); |
| 31 |
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extern int setfunc(OBJREC *m, RAY *r); |
| 32 |
greg |
2.11 |
extern int worldfunc(const char *ctx, RAY *r); |
| 33 |
greg |
2.2 |
extern void loadfunc(char *fname); |
| 34 |
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| 35 |
schorsch |
2.7 |
/* defined in noise3.c */ |
| 36 |
greg |
2.8 |
extern void setnoisefuncs(void); |
| 37 |
schorsch |
2.7 |
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| 38 |
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/* defined in fprism.c */ |
| 39 |
greg |
2.8 |
extern void setprismfuncs(void); |
| 40 |
schorsch |
2.7 |
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| 41 |
schorsch |
2.4 |
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| 42 |
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#ifdef __cplusplus |
| 43 |
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} |
| 44 |
greg |
2.2 |
#endif |
| 45 |
schorsch |
2.4 |
#endif /* _RAD_FUNC_H_ */ |
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