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greg |
2.5 |
/* RCSid $Id$ */ |
| 2 |
greg |
2.4 |
/* |
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* Header for data file loading and computation routines. |
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*/ |
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greg |
1.1 |
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greg |
2.5 |
#include "copyright.h" |
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greg |
1.1 |
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| 8 |
greg |
2.3 |
#define MAXDDIM 5 /* maximum data dimensions */ |
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greg |
1.1 |
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#define DATATYPE float /* single precision to save space */ |
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greg |
2.2 |
#define DATATY 'f' /* format for DATATYPE */ |
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greg |
1.1 |
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typedef struct datarray { |
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char *name; /* name of our data */ |
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greg |
2.3 |
short type; /* DATATY, RED, GRN or BLU */ |
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short nd; /* number of dimensions */ |
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greg |
1.1 |
struct { |
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greg |
2.3 |
DATATYPE org, siz; /* coordinate domain */ |
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greg |
1.1 |
int ne; /* number of elements */ |
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greg |
2.3 |
DATATYPE *p; /* point locations */ |
| 21 |
greg |
1.3 |
} dim[MAXDDIM]; /* dimension specifications */ |
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greg |
2.3 |
union { |
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DATATYPE *d; /* float data */ |
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COLR *c; /* RGB data */ |
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} arr; /* the data */ |
| 26 |
greg |
1.1 |
struct datarray *next; /* next array in list */ |
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} DATARRAY; /* a data array */ |
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| 29 |
greg |
2.4 |
#ifdef NOPROTO |
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| 31 |
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extern DATARRAY *getdata(); |
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extern DATARRAY *getpict(); |
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extern void freedata(); |
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extern double datavalue(); |
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| 36 |
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#else |
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| 38 |
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extern DATARRAY *getdata(char *dname); |
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extern DATARRAY *getpict(char *pname); |
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extern void freedata(DATARRAY *dta); |
| 41 |
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extern double datavalue(DATARRAY *dp, double *pt); |
| 42 |
greg |
1.1 |
|
| 43 |
greg |
2.4 |
#endif |
