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extern "C" { |
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#endif |
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15 |
< |
/* General plane-ordered component matrix */ |
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> |
/* Preferred BSDF component: |
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transmission, reflection front (normal side), reflection back */ |
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typedef enum {RMPtrans=0, RMPreflF, RMPreflB} RMPref; |
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> |
|
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/* General [row][col][cmp] component matrix */ |
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typedef struct { |
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int nrows, ncols, ncomp; |
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double mtx[1]; /* extends struct */ |
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char *info; |
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void *mapped; |
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double *mtx; |
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COLOR cexp; |
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int nrows, ncols; |
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short ncomp; |
27 |
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uby8 dtype; |
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uby8 swapin; |
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} RMATRIX; |
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31 |
< |
#define rmx_indx(rm,r,c,i) (((i)*(rm)->nrows+(r))*(rm)->ncols+(c)) |
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> |
#define rmx_lval(rm,r,c,i) (rm)->mtx[(i)+(rm)->ncomp*((c)+(size_t)(rm)->ncols*(r))] |
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|
33 |
< |
#define rmx_lval(rm,r,c,i) (rm)->mtx[rmx_indx(rm,r,c,i)] |
33 |
> |
/* Initialize a RMATRIX struct but don't allocate array space */ |
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> |
extern RMATRIX *rmx_new(int nr, int nc, int n); |
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|
36 |
< |
#define rmx_free(rm) free(rm) |
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> |
/* Prepare a RMATRIX for writing (allocate array if needed) */ |
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> |
extern int rmx_prepare(RMATRIX *rm); |
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|
39 |
< |
/* Allocate a nr x nc matrix with n components */ |
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> |
/* Call rmx_new() and rmx_prepare() */ |
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extern RMATRIX *rmx_alloc(int nr, int nc, int n); |
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|
42 |
< |
/* Load matrix from supported file type */ |
43 |
< |
extern RMATRIX *rmx_load(const char *fname); |
42 |
> |
/* Free a RMATRIX array */ |
43 |
> |
extern void rmx_free(RMATRIX *rm); |
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|
45 |
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/* Write matrix to file type indicated by dt */ |
46 |
< |
extern long rmx_write(const RMATRIX *rm, int dtype, FILE *fp); |
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> |
/* Resolve data type based on two input types (returns 0 for mismatch) */ |
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> |
extern int rmx_newtype(int dtyp1, int dtyp2); |
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|
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+ |
/* Load matrix from supported file type (NULL for stdin, '!' with command) */ |
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+ |
extern RMATRIX *rmx_load(const char *inspec, RMPref rmp); |
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+ |
|
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/* Append header information associated with matrix data */ |
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+ |
extern int rmx_addinfo(RMATRIX *rm, const char *info); |
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+ |
|
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+ |
/* Write matrix to file type indicated by dtype */ |
55 |
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extern int rmx_write(const RMATRIX *rm, int dtype, FILE *fp); |
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|
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/* Allocate and assign square identity matrix with n components */ |
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extern RMATRIX *rmx_identity(int dim, int n); |
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|
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/* Duplicate the given matrix */ |
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extern RMATRIX *rmx_copy(const RMATRIX *rm); |
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|
63 |
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/* Swap rows and columns in the given matrix in situ */ |
64 |
< |
extern int rmx_transpose(RMATRIX *rm); |
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/* Allocate and assign transposed matrix */ |
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> |
extern RMATRIX *rmx_transpose(const RMATRIX *rm); |
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|
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/* Multiply (concatenate) two matrices and allocate the result */ |
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extern RMATRIX *rmx_multiply(const RMATRIX *m1, const RMATRIX *m2); |
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|
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/* Element-wise multiplication (or division) of m2 into m1 */ |
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extern int rmx_elemult(RMATRIX *m1, const RMATRIX *m2, int divide); |
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|
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/* Sum second matrix into first, applying scale factor beforehand */ |
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extern int rmx_sum(RMATRIX *msum, const RMATRIX *madd, const double sf[]); |