| 1 |
greg |
2.7 |
/* RCSid $Id: data.h,v 2.6 2003/06/07 00:54:58 schorsch Exp $ */
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| 2 |
greg |
2.4 |
/*
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| 3 |
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* Header for data file loading and computation routines.
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| 4 |
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*/
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| 5 |
schorsch |
2.6 |
#ifndef _RAD_DATA_H_
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#define _RAD_DATA_H_
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#ifdef __cplusplus
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| 8 |
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extern "C" {
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#endif
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| 10 |
greg |
1.1 |
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| 11 |
greg |
2.3 |
#define MAXDDIM 5 /* maximum data dimensions */
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| 12 |
greg |
1.1 |
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| 13 |
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#define DATATYPE float /* single precision to save space */
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| 14 |
greg |
2.2 |
#define DATATY 'f' /* format for DATATYPE */
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| 15 |
greg |
1.1 |
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| 16 |
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typedef struct datarray {
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char *name; /* name of our data */
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| 18 |
greg |
2.3 |
short type; /* DATATY, RED, GRN or BLU */
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| 19 |
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short nd; /* number of dimensions */
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| 20 |
greg |
1.1 |
struct {
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greg |
2.3 |
DATATYPE org, siz; /* coordinate domain */
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| 22 |
greg |
1.1 |
int ne; /* number of elements */
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| 23 |
greg |
2.3 |
DATATYPE *p; /* point locations */
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| 24 |
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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| 27 |
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COLR *c; /* RGB data */
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} arr; /* the data */
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| 29 |
greg |
1.1 |
struct datarray *next; /* next array in list */
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| 30 |
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} DATARRAY; /* a data array */
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| 31 |
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| 32 |
greg |
2.4 |
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| 33 |
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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);
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| 36 |
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extern double datavalue(DATARRAY *dp, double *pt);
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| 37 |
greg |
1.1 |
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| 38 |
schorsch |
2.6 |
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| 39 |
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#ifdef __cplusplus
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| 40 |
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}
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| 41 |
greg |
2.4 |
#endif
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| 42 |
schorsch |
2.6 |
#endif /* _RAD_DATA_H_ */
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