| 12 |
|
extern "C" { |
| 13 |
|
#endif |
| 14 |
|
|
| 15 |
< |
/* General plane-ordered component matrix */ |
| 15 |
> |
/* Preferred BSDF component: |
| 16 |
> |
none, transmission, reflection front (normal side), reflection back */ |
| 17 |
> |
typedef enum {RMPnone=-1, RMPtrans=0, RMPreflF, RMPreflB} RMPref; |
| 18 |
> |
|
| 19 |
> |
/* RMATRIX flags (usually private): |
| 20 |
> |
need to swap input, we should free memory */ |
| 21 |
> |
#define RMF_SWAPIN 1 |
| 22 |
> |
#define RMF_FREEMEM 2 |
| 23 |
> |
|
| 24 |
> |
#ifndef MAXCOMP |
| 25 |
> |
#define MAXCOMP MAXCSAMP /* #components we support */ |
| 26 |
> |
#endif |
| 27 |
> |
/* Set in-core data type */ |
| 28 |
> |
#if !defined(DTrmx_native) || DTrmx_native==DTfloat |
| 29 |
> |
#define DTrmx_native DTfloat |
| 30 |
> |
#define rmx_dtype float |
| 31 |
> |
#define rmx_scanfmt "%f" |
| 32 |
> |
#elif DTrmx_native==DTdouble |
| 33 |
> |
#define rmx_dtype double |
| 34 |
> |
#define rmx_scanfmt "%lf" |
| 35 |
> |
#endif |
| 36 |
> |
|
| 37 |
> |
/* General [row][col][cmp] component matrix */ |
| 38 |
|
typedef struct { |
| 39 |
< |
int nrows, ncols; |
| 40 |
< |
short ncomp; |
| 41 |
< |
uby8 dtype; |
| 42 |
< |
uby8 swapin; |
| 43 |
< |
char *info; |
| 44 |
< |
double mtx[1]; /* extends struct */ |
| 39 |
> |
char *info; |
| 40 |
> |
void *mapped; |
| 41 |
> |
rmx_dtype *mtx; |
| 42 |
> |
COLOR cexp; |
| 43 |
> |
float wlpart[4]; |
| 44 |
> |
int nrows, ncols; |
| 45 |
> |
short ncomp; |
| 46 |
> |
uby8 dtype; |
| 47 |
> |
uby8 pflags; |
| 48 |
|
} RMATRIX; |
| 49 |
|
|
| 50 |
< |
#define rmx_lval(rm,r,c,i) (rm)->mtx[(i)+(rm)->ncomp*((c)+(size_t)(rm)->ncols*(r))] |
| 50 |
> |
#define rmx_lval(rm,r,c) ((rm)->mtx + (rm)->ncomp*((c)+(size_t)(rm)->ncols*(r))) |
| 51 |
> |
#define rmx_val rmx_lval |
| 52 |
|
|
| 53 |
< |
/* Allocate a nr x nc matrix with n components */ |
| 53 |
> |
#define rmx_array_size(rm) (sizeof(rmx_dtype)*(rm)->nrows*(rm)->ncols*(rm)->ncomp) |
| 54 |
> |
#define rmx_mapped_size(rm) ((char *)(rm)->mtx + rmx_array_size(rm) - (char *)(rm)->mapped) |
| 55 |
> |
|
| 56 |
> |
/* Initialize a RMATRIX struct but don't allocate array space */ |
| 57 |
> |
extern RMATRIX *rmx_new(int nr, int nc, int n); |
| 58 |
> |
|
| 59 |
> |
/* Prepare a RMATRIX for writing (allocate array if needed) */ |
| 60 |
> |
extern int rmx_prepare(RMATRIX *rm); |
| 61 |
> |
|
| 62 |
> |
/* Call rmx_new() and rmx_prepare() */ |
| 63 |
|
extern RMATRIX *rmx_alloc(int nr, int nc, int n); |
| 64 |
|
|
| 65 |
< |
/* Free a RMATRIX array */ |
| 65 |
> |
/* Clear state by freeing info and matrix data */ |
| 66 |
> |
extern void rmx_reset(RMATRIX *rm); |
| 67 |
> |
|
| 68 |
> |
/* Free an RMATRIX struct and data */ |
| 69 |
|
extern void rmx_free(RMATRIX *rm); |
| 70 |
|
|
| 71 |
|
/* Resolve data type based on two input types (returns 0 for mismatch) */ |
| 72 |
|
extern int rmx_newtype(int dtyp1, int dtyp2); |
| 73 |
|
|
| 74 |
+ |
/* Read matrix header from input stream (cannot be XML) */ |
| 75 |
+ |
extern int rmx_load_header(RMATRIX *rm, FILE *fp); |
| 76 |
+ |
|
| 77 |
+ |
/* Load next row as rmx_dtype (cannot be XML) */ |
| 78 |
+ |
extern int rmx_load_row(rmx_dtype *drp, const RMATRIX *rm, FILE *fp); |
| 79 |
+ |
|
| 80 |
+ |
/* Allocate & load post-header data from stream given type set in rm->dtype */ |
| 81 |
+ |
extern int rmx_load_data(RMATRIX *rm, FILE *fp); |
| 82 |
+ |
|
| 83 |
|
/* Load matrix from supported file type (NULL for stdin, '!' with command) */ |
| 84 |
< |
extern RMATRIX *rmx_load(const char *inspec); |
| 84 |
> |
extern RMATRIX *rmx_load(const char *inspec, RMPref rmp); |
| 85 |
|
|
| 86 |
|
/* Append header information associated with matrix data */ |
| 87 |
|
extern int rmx_addinfo(RMATRIX *rm, const char *info); |
| 88 |
|
|
| 89 |
< |
/* Write matrix to file type indicated by dtype */ |
| 89 |
> |
/* Finish writing header data with resolution and format, returning type used */ |
| 90 |
> |
extern int rmx_write_header(const RMATRIX *rm, int dtype, FILE *fp); |
| 91 |
> |
|
| 92 |
> |
/* Write out matrix data (usually by row) */ |
| 93 |
> |
extern int rmx_write_data(const rmx_dtype *dp, int nc, int len, |
| 94 |
> |
int dtype, FILE *fp); |
| 95 |
> |
|
| 96 |
> |
/* Write matrix using file format indicated by dtype */ |
| 97 |
|
extern int rmx_write(const RMATRIX *rm, int dtype, FILE *fp); |
| 98 |
|
|
| 99 |
|
/* Allocate and assign square identity matrix with n components */ |
| 102 |
|
/* Duplicate the given matrix */ |
| 103 |
|
extern RMATRIX *rmx_copy(const RMATRIX *rm); |
| 104 |
|
|
| 105 |
< |
/* Allocate and assign transposed matrix */ |
| 106 |
< |
extern RMATRIX *rmx_transpose(const RMATRIX *rm); |
| 105 |
> |
/* Replace data in first matrix with data from second */ |
| 106 |
> |
extern int rmx_transfer_data(RMATRIX *rdst, RMATRIX *rsrc, int dometa); |
| 107 |
> |
|
| 108 |
> |
/* Transpose the given matrix */ |
| 109 |
> |
extern int rmx_transpose(RMATRIX *rm); |
| 110 |
|
|
| 111 |
|
/* Multiply (concatenate) two matrices and allocate the result */ |
| 112 |
|
extern RMATRIX *rmx_multiply(const RMATRIX *m1, const RMATRIX *m2); |
