15 |
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#endif |
16 |
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17 |
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/* Data types for file loading */ |
18 |
< |
enum {DTfromHeader, DTascii, DTfloat, DTdouble, DTrgbe, DTxyze}; |
18 |
> |
enum {DTfromHeader=0, DTascii, DTfloat, DTdouble, DTrgbe, DTxyze, DTend}; |
19 |
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|
20 |
+ |
extern const char *cm_fmt_id[]; |
21 |
+ |
extern const int cm_elem_size[]; |
22 |
+ |
|
23 |
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/* A color coefficient matrix -- vectors have ncols==1 */ |
24 |
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typedef struct { |
25 |
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int nrows, ncols; |
33 |
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#define cv_lval(cm,i) ((cm)->cmem + 3*(i)) |
34 |
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35 |
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/* Allocate a color coefficient matrix */ |
36 |
< |
extern CMATRIX *cm_alloc(int nrows, int ncols); |
36 |
> |
extern CMATRIX *cm_alloc(int nrows, int ncols); |
37 |
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|
38 |
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/* Resize color coefficient matrix */ |
39 |
< |
extern CMATRIX *cm_resize(CMATRIX *cm, int nrows); |
39 |
> |
extern CMATRIX *cm_resize(CMATRIX *cm, int nrows); |
40 |
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|
41 |
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#define cm_free(cm) free(cm) |
42 |
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|
43 |
< |
/* Load header to obtain data type */ |
44 |
< |
extern int getDTfromHeader(FILE *fp); |
43 |
> |
/* Load header to obtain/check data type and matrix dimensions */ |
44 |
> |
extern char *cm_getheader(int *dt, int *nr, int *nc, FILE *fp); |
45 |
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|
46 |
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/* Allocate and load a matrix from the given file (or stdin if NULL) */ |
47 |
< |
extern CMATRIX *cm_load(const char *fname, int nrows, int ncols, int dtype); |
47 |
> |
extern CMATRIX *cm_load(const char *fname, int nrows, int ncols, int dtype); |
48 |
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|
49 |
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/* Extract a column vector from a matrix */ |
50 |
< |
extern CMATRIX *cm_column(const CMATRIX *cm, int c); |
50 |
> |
extern CMATRIX *cm_column(const CMATRIX *cm, int c); |
51 |
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|
52 |
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/* Scale a matrix by a single value */ |
53 |
< |
extern CMATRIX *cm_scale(const CMATRIX *cm1, const COLOR sca); |
53 |
> |
extern CMATRIX *cm_scale(const CMATRIX *cm1, const COLOR sca); |
54 |
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|
55 |
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/* Multiply two matrices (or a matrix and a vector) and allocate the result */ |
56 |
< |
extern CMATRIX *cm_multiply(const CMATRIX *cm1, const CMATRIX *cm2); |
56 |
> |
extern CMATRIX *cm_multiply(const CMATRIX *cm1, const CMATRIX *cm2); |
57 |
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|
58 |
< |
/* print out matrix as ASCII text -- no header */ |
59 |
< |
extern void cm_print(const CMATRIX *cm, FILE *fp); |
58 |
> |
/* write out matrix to file (precede by resolution string if picture) */ |
59 |
> |
extern int cm_write(const CMATRIX *cm, int dtype, FILE *fp); |
60 |
|
|
61 |
|
/* Load and convert a matrix BTDF from the given XML file */ |
62 |
< |
extern CMATRIX *cm_loadBTDF(char *fname); |
62 |
> |
extern CMATRIX *cm_loadBTDF(char *fname); |
63 |
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|
64 |
|
#ifdef __cplusplus |
65 |
|
} |