| 25 |
|
|
| 26 |
|
#include "fvect.h" |
| 27 |
|
#include "ccolor.h" |
| 28 |
+ |
#include "platform.h" |
| 29 |
|
|
| 30 |
|
#ifdef __cplusplus |
| 31 |
|
extern "C" { |
| 32 |
|
#endif |
| 33 |
|
|
| 33 |
– |
#ifdef _WIN32 |
| 34 |
– |
#define strcasecmp stricmp |
| 35 |
– |
#endif |
| 36 |
– |
|
| 34 |
|
#define SDnameLn 128 /* maximum BSDF name length */ |
| 35 |
|
#define SDmaxCh 3 /* maximum # spectral channels */ |
| 36 |
|
|
| 55 |
|
typedef enum {SDEnone=0, SDEmemory, SDEfile, SDEformat, SDEargument, |
| 56 |
|
SDEdata, SDEsupport, SDEinternal, SDEunknown} SDError; |
| 57 |
|
|
| 58 |
< |
/* English ASCII strings corresponding to ennumerated errors */ |
| 58 |
> |
/* English strings corresponding to ennumerated errors */ |
| 59 |
|
extern const char *SDerrorEnglish[]; |
| 60 |
|
|
| 61 |
< |
/* Additional information on last error (ASCII English) */ |
| 61 |
> |
/* Pointer to error list in preferred language */ |
| 62 |
> |
extern const char **SDerrorList; |
| 63 |
> |
|
| 64 |
> |
/* Additional information on last error (generally in English) */ |
| 65 |
|
extern char SDerrorDetail[]; |
| 66 |
|
|
| 67 |
|
/* Holder for BSDF value and spectral color */ |
| 84 |
|
typedef struct SDComp_s SDComponent; |
| 85 |
|
|
| 86 |
|
/* Methods needed to handle BSDF components (nothing is optional) */ |
| 87 |
+ |
#ifdef __cplusplus |
| 88 |
+ |
/* in C++, the const puts the type into the local anonymous namespace, |
| 89 |
+ |
making it a private (and different) type for each file using this header. |
| 90 |
+ |
*/ |
| 91 |
+ |
typedef struct { |
| 92 |
+ |
#else |
| 93 |
|
typedef const struct { |
| 94 |
+ |
#endif |
| 95 |
|
/* return non-diffuse BSDF */ |
| 96 |
|
int (*getBSDFs)(float coef[SDmaxCh], const FVECT outVec, |
| 97 |
|
const FVECT inVec, SDComponent *sdc); |
| 130 |
|
char matn[SDnameLn]; /* material name */ |
| 131 |
|
char makr[SDnameLn]; /* manufacturer */ |
| 132 |
|
char *mgf; /* geometric description (if any) */ |
| 133 |
< |
float dim[3]; /* width, height, thickness (meters) */ |
| 133 |
> |
double dim[3]; /* width, height, thickness (meters) */ |
| 134 |
|
SDValue rLambFront; /* diffuse front reflectance */ |
| 135 |
|
SDValue rLambBack; /* diffuse rear reflectance */ |
| 136 |
|
SDValue tLamb; /* diffuse transmission */ |
| 159 |
|
|
| 160 |
|
#define SDisLoaded(sd) ((sd)->rLambFront.spec.flags != 0) |
| 161 |
|
|
| 162 |
< |
/* Report an error to the indicated stream (in English) */ |
| 163 |
< |
extern SDError SDreportEnglish(SDError ec, FILE *fp); |
| 162 |
> |
/* Report an error to the indicated stream */ |
| 163 |
> |
extern SDError SDreportError(SDError ec, FILE *fp); |
| 164 |
|
|
| 165 |
|
/* Shorten file path to useable BSDF name, removing suffix */ |
| 166 |
|
extern void SDclipName(char res[SDnameLn], const char *fname); |
| 197 |
|
extern void SDmultiSamp(double t[], int n, double randX); |
| 198 |
|
|
| 199 |
|
/* Map a [0,1]^2 square to a unit radius disk */ |
| 200 |
< |
void SDsquare2disk(double ds[2], double seedx, double seedy); |
| 200 |
> |
extern void SDsquare2disk(double ds[2], double seedx, double seedy); |
| 201 |
|
|
| 202 |
|
/* Map point on unit disk to a unit square in [0,1]^2 range */ |
| 203 |
< |
void SDdisk2square(double sq[2], double diskx, double disky); |
| 203 |
> |
extern void SDdisk2square(double sq[2], double diskx, double disky); |
| 204 |
|
|
| 205 |
|
/***************************************************************** |
| 206 |
|
* The calls below are the ones most applications require. |
| 208 |
|
*/ |
| 209 |
|
|
| 210 |
|
/* Get BSDF from cache (or load and cache it on first call) */ |
| 211 |
< |
/* Report any problems to stderr (in English), return NULL on failure */ |
| 211 |
> |
/* Report any problems to stderr, return NULL on failure */ |
| 212 |
|
extern const SDData *SDcacheFile(const char *fname); |
| 213 |
|
|
| 214 |
|
/* Free a BSDF from our cache (clear all if sd==NULL) */ |
