| 15 |
|
#endif |
| 16 |
|
|
| 17 |
|
/* Data types for file loading */ |
| 18 |
< |
enum {DTfromHeader, DTascii, DTfloat, DTdouble, DTrgbe, DTxyze}; |
| 18 |
> |
enum {DTfromHeader=0, DTascii, DTrgbe, DTxyze, DTfloat, DTdouble, DTend}; |
| 19 |
|
|
| 20 |
+ |
extern const char *cm_fmt_id[]; |
| 21 |
+ |
extern const int cm_elem_size[]; |
| 22 |
+ |
|
| 23 |
|
/* A color coefficient matrix -- vectors have ncols==1 */ |
| 24 |
|
typedef struct { |
| 25 |
|
int nrows, ncols; |
| 33 |
|
#define cv_lval(cm,i) ((cm)->cmem + 3*(i)) |
| 34 |
|
|
| 35 |
|
/* Allocate a color coefficient matrix */ |
| 36 |
< |
extern CMATRIX *cm_alloc(int nrows, int ncols); |
| 36 |
> |
extern CMATRIX *cm_alloc(int nrows, int ncols); |
| 37 |
|
|
| 38 |
|
/* Resize color coefficient matrix */ |
| 39 |
< |
extern CMATRIX *cm_resize(CMATRIX *cm, int nrows); |
| 39 |
> |
extern CMATRIX *cm_resize(CMATRIX *cm, int nrows); |
| 40 |
|
|
| 41 |
|
#define cm_free(cm) free(cm) |
| 42 |
|
|
| 43 |
< |
/* Load header to obtain data type */ |
| 44 |
< |
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 |
|
|
| 46 |
< |
/* 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); |
| 46 |
> |
/* Allocate and load a matrix from the given input (or stdin if NULL) */ |
| 47 |
> |
extern CMATRIX *cm_load(const char *inspec, int nrows, int ncols, int dtype); |
| 48 |
|
|
| 49 |
|
/* 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 |
|
|
| 52 |
|
/* 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 |
|
|
| 55 |
|
/* 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 |
|
|
| 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 BSDF from the given XML file */ |
| 62 |
< |
extern CMATRIX *cm_loadBSDF(char *fname, COLOR cLamb); |
| 61 |
> |
/* Load and convert a matrix BTDF from the given XML file */ |
| 62 |
> |
extern CMATRIX *cm_loadBTDF(char *fname); |
| 63 |
|
|
| 64 |
|
#ifdef __cplusplus |
| 65 |
|
} |
