| 25 |
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|
| 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 |
< |
typedef const struct { |
| 87 |
> |
typedef struct { |
| 88 |
|
/* return non-diffuse BSDF */ |
| 89 |
|
int (*getBSDFs)(float coef[SDmaxCh], const FVECT outVec, |
| 90 |
|
const FVECT inVec, SDComponent *sdc); |
| 104 |
|
/* Structure to hold a spectral BSDF component (typedef SDComponent above) */ |
| 105 |
|
struct SDComp_s { |
| 106 |
|
C_COLOR cspec[SDmaxCh]; /* component spectral bases */ |
| 107 |
< |
SDFunc *func; /* methods for this component */ |
| 107 |
> |
const SDFunc *func; /* methods for this component */ |
| 108 |
|
void *dist; /* loaded distribution data */ |
| 109 |
|
SDCDst *cdList; /* cumulative distribution cache */ |
| 110 |
|
}; |
| 123 |
|
char matn[SDnameLn]; /* material name */ |
| 124 |
|
char makr[SDnameLn]; /* manufacturer */ |
| 125 |
|
char *mgf; /* geometric description (if any) */ |
| 126 |
< |
float dim[3]; /* width, height, thickness (meters) */ |
| 126 |
> |
double dim[3]; /* width, height, thickness (meters) */ |
| 127 |
|
SDValue rLambFront; /* diffuse front reflectance */ |
| 128 |
|
SDValue rLambBack; /* diffuse rear reflectance */ |
| 129 |
< |
SDValue tLamb; /* diffuse transmission */ |
| 129 |
> |
SDValue tLambFront; /* diffuse front transmittance */ |
| 130 |
> |
SDValue tLambBack; /* diffuse back transmittance */ |
| 131 |
|
SDSpectralDF *rf, *rb; /* non-diffuse BRDF components */ |
| 132 |
|
SDSpectralDF *tf, *tb; /* non-diffuse BTDF components */ |
| 133 |
|
} SDData; |
| 146 |
|
#define SDretainAll 2 /* also keep cumulative cache data */ |
| 147 |
|
|
| 148 |
|
extern int SDretainSet; /* =SDretainNone by default */ |
| 149 |
+ |
extern unsigned long SDmaxCache; /* =0 (unlimited) by default */ |
| 150 |
|
|
| 151 |
|
/***************************************************************** |
| 152 |
|
* The following routines are less commonly used by applications. |
| 154 |
|
|
| 155 |
|
#define SDisLoaded(sd) ((sd)->rLambFront.spec.flags != 0) |
| 156 |
|
|
| 157 |
< |
/* Report an error to the indicated stream (in English) */ |
| 158 |
< |
extern SDError SDreportEnglish(SDError ec, FILE *fp); |
| 157 |
> |
/* Report an error to the indicated stream */ |
| 158 |
> |
extern SDError SDreportError(SDError ec, FILE *fp); |
| 159 |
|
|
| 160 |
|
/* Shorten file path to useable BSDF name, removing suffix */ |
| 161 |
|
extern void SDclipName(char res[SDnameLn], const char *fname); |
| 203 |
|
*/ |
| 204 |
|
|
| 205 |
|
/* Get BSDF from cache (or load and cache it on first call) */ |
| 206 |
< |
/* Report any problems to stderr (in English), return NULL on failure */ |
| 206 |
> |
/* Report any problems to stderr, return NULL on failure */ |
| 207 |
|
extern const SDData *SDcacheFile(const char *fname); |
| 208 |
|
|
| 209 |
|
/* Free a BSDF from our cache (clear all if sd==NULL) */ |