| 8 |
|
#ifndef _RAD_CMATRIX_H_ |
| 9 |
|
#define _RAD_CMATRIX_H_ |
| 10 |
|
|
| 11 |
+ |
#include <sys/types.h> |
| 12 |
|
#include "color.h" |
| 13 |
|
|
| 14 |
|
#ifdef __cplusplus |
| 15 |
|
extern "C" { |
| 16 |
|
#endif |
| 17 |
|
|
| 18 |
< |
/* Data types for file loading */ |
| 19 |
< |
enum {DTfromHeader, DTascii, DTfloat, DTdouble, DTrgbe, DTxyze}; |
| 18 |
> |
/* Data types for file loading (used to be an enum) */ |
| 19 |
> |
#define DTfromHeader 0 |
| 20 |
> |
#define DTrgbe 1 |
| 21 |
> |
#define DTxyze 2 |
| 22 |
> |
#define DTspec 3 |
| 23 |
> |
#define DTfloat 4 |
| 24 |
> |
#define DTascii 5 |
| 25 |
> |
#define DTdouble 6 |
| 26 |
> |
#define DTend 7 |
| 27 |
|
|
| 28 |
+ |
/* Defined in cmconst.c */ |
| 29 |
+ |
extern const char stdin_name[]; |
| 30 |
+ |
extern const char *cm_fmt_id[]; |
| 31 |
+ |
extern const int cm_elem_size[]; |
| 32 |
+ |
|
| 33 |
|
/* A color coefficient matrix -- vectors have ncols==1 */ |
| 34 |
|
typedef struct { |
| 35 |
|
int nrows, ncols; |
| 38 |
|
|
| 39 |
|
#define COLSPEC (sizeof(COLORV)==sizeof(float) ? "%f %f %f" : "%lf %lf %lf") |
| 40 |
|
|
| 41 |
< |
#define cm_lval(cm,r,c) ((cm)->cmem + 3*((r)*(cm)->ncols + (c))) |
| 41 |
> |
#define cm_lval(cm,r,c) ((cm)->cmem + 3*((size_t)(r)*(cm)->ncols + (c))) |
| 42 |
|
|
| 43 |
|
#define cv_lval(cm,i) ((cm)->cmem + 3*(i)) |
| 44 |
|
|
| 45 |
|
/* Allocate a color coefficient matrix */ |
| 46 |
< |
extern CMATRIX *cm_alloc(int nrows, int ncols); |
| 46 |
> |
extern CMATRIX *cm_alloc(int nrows, int ncols); |
| 47 |
|
|
| 48 |
|
/* Resize color coefficient matrix */ |
| 49 |
< |
extern CMATRIX *cm_resize(CMATRIX *cm, int nrows); |
| 49 |
> |
extern CMATRIX *cm_resize(CMATRIX *cm, int nrows); |
| 50 |
|
|
| 51 |
|
#define cm_free(cm) free(cm) |
| 52 |
|
|
| 53 |
< |
/* Load header to obtain data type */ |
| 54 |
< |
extern int getDTfromHeader(FILE *fp); |
| 53 |
> |
/* Load header to obtain/check data type and matrix dimensions */ |
| 54 |
> |
extern char *cm_getheader(int *dt, int *nr, int *nc, |
| 55 |
> |
int *swp, COLOR scale, FILE *fp); |
| 56 |
|
|
| 57 |
< |
/* Allocate and load a matrix from the given file (or stdin if NULL) */ |
| 58 |
< |
extern CMATRIX *cm_load(const char *fname, int nrows, int ncols, int dtype); |
| 57 |
> |
/* Allocate and load a matrix from the given input (or stdin if NULL) */ |
| 58 |
> |
extern CMATRIX *cm_load(const char *inspec, int nrows, int ncols, int dtype); |
| 59 |
|
|
| 60 |
|
/* Extract a column vector from a matrix */ |
| 61 |
< |
extern CMATRIX *cm_column(const CMATRIX *cm, int c); |
| 61 |
> |
extern CMATRIX *cm_column(const CMATRIX *cm, int c); |
| 62 |
|
|
| 49 |
– |
/* Scale a matrix by a single value */ |
| 50 |
– |
extern CMATRIX *cm_scale(const CMATRIX *cm1, const COLOR sca); |
| 51 |
– |
|
| 63 |
|
/* Multiply two matrices (or a matrix and a vector) and allocate the result */ |
| 64 |
< |
extern CMATRIX *cm_multiply(const CMATRIX *cm1, const CMATRIX *cm2); |
| 64 |
> |
extern CMATRIX *cm_multiply(const CMATRIX *cm1, const CMATRIX *cm2); |
| 65 |
|
|
| 66 |
< |
/* print out matrix as ASCII text -- no header */ |
| 67 |
< |
extern void cm_print(const CMATRIX *cm, FILE *fp); |
| 66 |
> |
/* write out matrix to file (precede by resolution string if picture) */ |
| 67 |
> |
extern int cm_write(const CMATRIX *cm, int dtype, FILE *fp); |
| 68 |
|
|
| 69 |
|
/* Load and convert a matrix BTDF from the given XML file */ |
| 70 |
< |
extern CMATRIX *cm_loadBTDF(char *fname); |
| 70 |
> |
extern CMATRIX *cm_loadBTDF(const char *fname); |
| 71 |
> |
|
| 72 |
> |
/* Load and convert a matrix BRDF from the given XML file */ |
| 73 |
> |
extern CMATRIX *cm_loadBRDF(const char *fname, int backside); |
| 74 |
|
|
| 75 |
|
#ifdef __cplusplus |
| 76 |
|
} |
