15 |
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/* General plane-ordered component matrix */ |
16 |
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typedef struct { |
17 |
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int nrows, ncols, ncomp; |
18 |
+ |
int dtype; |
19 |
+ |
char *info; |
20 |
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double mtx[1]; /* extends struct */ |
21 |
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} RMATRIX; |
22 |
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|
23 |
< |
#define rmx_indx(rm,r,c,i) (((i)*(rm)->nrows+(r))*(rm)->ncols+(c)) |
23 |
> |
#define rmx_lval(rm,r,c,i) (rm)->mtx[(i)+(rm)->ncomp*((c)+(rm)->ncols*(r))] |
24 |
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|
23 |
– |
#define rmx_lval(rm,r,c,i) (rm)->mtx[rmx_indx(rm,r,c,i)] |
24 |
– |
|
25 |
– |
#define rmx_free(rm) free(rm) |
26 |
– |
|
25 |
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/* Allocate a nr x nc matrix with n components */ |
26 |
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extern RMATRIX *rmx_alloc(int nr, int nc, int n); |
27 |
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|
28 |
< |
/* Load matrix from supported file type */ |
29 |
< |
extern RMATRIX *rmx_load(const char *fname); |
28 |
> |
/* Free a RMATRIX array */ |
29 |
> |
extern void rmx_free(RMATRIX *rm); |
30 |
|
|
31 |
< |
/* Write matrix to file type indicated by dt */ |
32 |
< |
extern long rmx_write(const RMATRIX *rm, int dtype, FILE *fp); |
31 |
> |
/* Resolve data type based on two input types (returns 0 for mismatch) */ |
32 |
> |
extern int rmx_newtype(int dtyp1, int dtyp2); |
33 |
|
|
34 |
+ |
/* Load matrix from supported file type (NULL for stdin, '!' with command) */ |
35 |
+ |
extern RMATRIX *rmx_load(const char *inspec); |
36 |
+ |
|
37 |
+ |
/* Append header information associated with matrix data */ |
38 |
+ |
extern int rmx_addinfo(RMATRIX *rm, const char *info); |
39 |
+ |
|
40 |
+ |
/* Write matrix to file type indicated by dtype */ |
41 |
+ |
extern int rmx_write(const RMATRIX *rm, int dtype, FILE *fp); |
42 |
+ |
|
43 |
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/* Allocate and assign square identity matrix with n components */ |
44 |
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extern RMATRIX *rmx_identity(int dim, int n); |
45 |
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|
46 |
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/* Duplicate the given matrix */ |
47 |
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extern RMATRIX *rmx_copy(const RMATRIX *rm); |
48 |
|
|
49 |
< |
/* Swap rows and columns in the given matrix in situ */ |
50 |
< |
extern int rmx_transpose(RMATRIX *rm); |
49 |
> |
/* Allocate and assign transposed matrix */ |
50 |
> |
extern RMATRIX *rmx_transpose(const RMATRIX *rm); |
51 |
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|
52 |
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/* Multiply (concatenate) two matrices and allocate the result */ |
53 |
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extern RMATRIX *rmx_multiply(const RMATRIX *m1, const RMATRIX *m2); |
54 |
+ |
|
55 |
+ |
/* Element-wise multiplication (or division) of m2 into m1 */ |
56 |
+ |
extern int rmx_elemult(RMATRIX *m1, const RMATRIX *m2, int divide); |
57 |
|
|
58 |
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/* Sum second matrix into first, applying scale factor beforehand */ |
59 |
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extern int rmx_sum(RMATRIX *msum, const RMATRIX *madd, const double sf[]); |