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#include "fvect.h" |
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#include "ccolor.h" |
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#include "platform.h" |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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#ifdef _WIN32 |
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#define strcasecmp stricmp |
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#endif |
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#define SDnameLn 128 /* maximum BSDF name length */ |
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#define SDmaxCh 3 /* maximum # spectral channels */ |
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typedef struct SDComp_s SDComponent; |
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/* Methods needed to handle BSDF components (nothing is optional) */ |
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typedef const struct { |
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typedef struct { |
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/* return non-diffuse BSDF */ |
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int (*getBSDFs)(float coef[SDmaxCh], const FVECT outVec, |
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const FVECT inVec, SDComponent *sdc); |
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/* Structure to hold a spectral BSDF component (typedef SDComponent above) */ |
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struct SDComp_s { |
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C_COLOR cspec[SDmaxCh]; /* component spectral bases */ |
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SDFunc *func; /* methods for this component */ |
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const SDFunc *func; /* methods for this component */ |
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void *dist; /* loaded distribution data */ |
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SDCDst *cdList; /* cumulative distribution cache */ |
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}; |
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char matn[SDnameLn]; /* material name */ |
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char makr[SDnameLn]; /* manufacturer */ |
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char *mgf; /* geometric description (if any) */ |
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float dim[3]; /* width, height, thickness (meters) */ |
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double dim[3]; /* width, height, thickness (meters) */ |
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SDValue rLambFront; /* diffuse front reflectance */ |
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SDValue rLambBack; /* diffuse rear reflectance */ |
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SDValue tLamb; /* diffuse transmission */ |