BSDF Class Reference

#include <reflection.h>

List of all members.

Public Member Functions

Spectrum Sample_f (const Vector &wo, Vector *wi, const BSDFSample &bsdfSample, float *pdf, BxDFType flags=BSDF_ALL, BxDFType *sampledType=NULL) const
float Pdf (const Vector &wo, const Vector &wi, BxDFType flags=BSDF_ALL) const
 BSDF (const DifferentialGeometry &dgs, const Normal &ngeom, float eta=1.f)
void Add (BxDF *bxdf)
int NumComponents () const
int NumComponents (BxDFType flags) const
Vector WorldToLocal (const Vector &v) const
Vector LocalToWorld (const Vector &v) const
Spectrum f (const Vector &woW, const Vector &wiW, BxDFType flags=BSDF_ALL) const
Spectrum rho (RNG &rng, BxDFType flags=BSDF_ALL, int sqrtSamples=6) const
Spectrum rho (const Vector &wo, RNG &rng, BxDFType flags=BSDF_ALL, int sqrtSamples=6) const

Public Attributes

const DifferentialGeometry dgShading
const float eta

Private Member Functions

 ~BSDF ()

Private Attributes

Normal nn
Normal ng
Vector sn
Vector tn
int nBxDFs
BxDF * bxdfs [MAX_BxDFS]

Friends

class MixMaterial

Detailed Description

Definition at line 146 of file reflection.h.

Constructor & Destructor Documentation

BSDF::BSDF ( const DifferentialGeometry &  dgs,
const Normal &  ngeom,
float  eta = 1.f 
)

Definition at line 587 of file reflection.cpp.

References Cross(), dgShading, DifferentialGeometry::dpdu, nBxDFs, ng, DifferentialGeometry::nn, nn, Normalize(), sn, and tn.

BSDF::~BSDF (  )  [inline, private]

Definition at line 178 of file reflection.h.

Member Function Documentation

void BSDF::Add ( BxDF *  bxdf  )  [inline]

Definition at line 519 of file reflection.h.

References Assert, bxdfs, MAX_BxDFS, and nBxDFs.

Referenced by createAniso0_0(), createAniso10_10(), createAniso30_30(), createBlinn0(), createBlinn05(), createBlinn2(), createBlinn30and0(), createFresnelBlend0(), createFresnelBlend30(), createLambertian(), createOrenNayar0(), createOrenNayar20(), createPlastic(), createSubstrate(), UberMaterial::GetBSDF(), TranslucentMaterial::GetBSDF(), SubsurfaceMaterial::GetBSDF(), SubstrateMaterial::GetBSDF(), PlasticMaterial::GetBSDF(), MixMaterial::GetBSDF(), MirrorMaterial::GetBSDF(), MetalMaterial::GetBSDF(), MeasuredMaterial::GetBSDF(), MatteMaterial::GetBSDF(), KdSubsurfaceMaterial::GetBSDF(), GlassMaterial::GetBSDF(), and SHComputeBSDFMatrix().

Spectrum BSDF::f ( const Vector &  woW,
const Vector &  wiW,
BxDFType  flags = BSDF_ALL 
) const

Definition at line 598 of file reflection.cpp.

References BSDF_REFLECTION, BSDF_TRANSMISSION, bxdfs, Dot(), BxDF::f(), nBxDFs, ng, and WorldToLocal().

Referenced by EstimateDirect(), Gen_CosHemisphere(), Gen_UniformHemisphere(), TranslucentMaterial::GetBSDF(), IrradianceCacheIntegrator::indirectLo(), MetropolisRenderer::Lbidir(), WhittedIntegrator::Li(), PhotonIntegrator::Li(), IGIIntegrator::Li(), LPhoton(), Sample_f(), and SHComputeBSDFMatrix().

Vector BSDF::LocalToWorld ( const Vector &  v  )  const [inline]

Definition at line 162 of file reflection.h.

References nn, sn, tn, Normal::x, Vector::x, Normal::y, Vector::y, Normal::z, and Vector::z.

Referenced by Gen_CosHemisphere(), Gen_UniformHemisphere(), IrradianceCacheIntegrator::indirectLo(), GlossyPRTIntegrator::Li(), main(), and Sample_f().

int BSDF::NumComponents ( BxDFType  flags  )  const [inline]

Definition at line 525 of file reflection.h.

References bxdfs, and nBxDFs.

int BSDF::NumComponents (  )  const [inline]

Definition at line 157 of file reflection.h.

References nBxDFs.

Referenced by GeneratePath(), MixMaterial::GetBSDF(), IrradianceCacheIntegrator::indirectLo(), PhotonIntegrator::Li(), LPhoton(), PhotonShootingTask::Run(), and Sample_f().

float BSDF::Pdf ( const Vector &  wo,
const Vector &  wi,
BxDFType  flags = BSDF_ALL 
) const

Definition at line 569 of file reflection.cpp.

References bxdfs, nBxDFs, BxDF::Pdf(), and WorldToLocal().

Referenced by EstimateDirect(), Gen_Sample_f(), and PhotonIntegrator::Li().

Spectrum BSDF::rho ( const Vector &  wo,
RNG &  rng,
BxDFType  flags = BSDF_ALL,
int  sqrtSamples = 6 
) const

Definition at line 630 of file reflection.cpp.

References ALLOCA, bxdfs, nBxDFs, BxDF::rho(), and StratifiedSample2D().

Spectrum BSDF::rho ( RNG &  rng,
BxDFType  flags = BSDF_ALL,
int  sqrtSamples = 6 
) const

Definition at line 615 of file reflection.cpp.

References ALLOCA, bxdfs, nBxDFs, BxDF::rho(), and StratifiedSample2D().

Referenced by UseRadianceProbes::Li(), DiffusePRTIntegrator::Li(), LPhoton(), IGIIntegrator::Preprocess(), and PhotonShootingTask::Run().

Spectrum BSDF::Sample_f ( const Vector &  wo,
Vector *  wi,
const BSDFSample &  bsdfSample,
float *  pdf,
BxDFType  flags = BSDF_ALL,
BxDFType *  sampledType = NULL 
) const

Definition at line 508 of file reflection.cpp.

References Assert, BSDF_REFLECTION, BSDF_SPECULAR, BSDF_TRANSMISSION, bxdfs, Dot(), BxDF::f(), f(), Floor2Int(), LocalToWorld(), nBxDFs, ng, NumComponents(), BxDF::Pdf(), BxDF::Sample_f(), BxDF::type, BSDFSample::uComponent, BSDFSample::uDir, and WorldToLocal().

Referenced by EstimateDirect(), Gen_Sample_f(), GeneratePath(), PhotonIntegrator::Li(), PathIntegrator::Li(), IGIIntegrator::Li(), GlossyPRTIntegrator::Li(), IrradianceCacheIntegrator::pathL(), IGIIntegrator::Preprocess(), PhotonShootingTask::Run(), SpecularReflect(), and SpecularTransmit().

Vector BSDF::WorldToLocal ( const Vector &  v  )  const [inline]

Definition at line 159 of file reflection.h.

References Dot(), nn, sn, and tn.

Referenced by f(), Gen_Sample_f(), GlossyPRTIntegrator::Li(), main(), Pdf(), and Sample_f().

Friends And Related Function Documentation

friend class MixMaterial [friend]

Definition at line 186 of file reflection.h.

Member Data Documentation

BxDF* BSDF::bxdfs[MAX_BxDFS] [private]

Definition at line 185 of file reflection.h.

Referenced by Add(), f(), MixMaterial::GetBSDF(), NumComponents(), Pdf(), rho(), and Sample_f().

const DifferentialGeometry BSDF::dgShading

Definition at line 174 of file reflection.h.

Referenced by BSDF(), GeneratePath(), MetropolisRenderer::Lbidir(), WhittedIntegrator::Li(), UseRadianceProbes::Li(), PhotonIntegrator::Li(), PathIntegrator::Li(), IrradianceCacheIntegrator::Li(), IGIIntegrator::Li(), GlossyPRTIntegrator::Li(), DirectLightingIntegrator::Li(), DipoleSubsurfaceIntegrator::Li(), DiffusePRTIntegrator::Li(), AmbientOcclusionIntegrator::Li(), MetropolisRenderer::Lpath(), LPhoton(), main(), IrradianceCacheIntegrator::pathL(), IGIIntegrator::Preprocess(), PhotonShootingTask::Run(), SpecularReflect(), and SpecularTransmit().

const float BSDF::eta

Definition at line 175 of file reflection.h.

Referenced by SpecularTransmit().

int BSDF::nBxDFs [private]

Definition at line 183 of file reflection.h.

Referenced by Add(), BSDF(), f(), NumComponents(), Pdf(), rho(), and Sample_f().

Normal BSDF::ng [private]

Definition at line 181 of file reflection.h.

Referenced by BSDF(), f(), and Sample_f().

Normal BSDF::nn [private]

Definition at line 181 of file reflection.h.

Referenced by BSDF(), LocalToWorld(), and WorldToLocal().

Vector BSDF::sn [private]

Definition at line 182 of file reflection.h.

Referenced by BSDF(), LocalToWorld(), and WorldToLocal().

Vector BSDF::tn [private]

Definition at line 182 of file reflection.h.

Referenced by BSDF(), LocalToWorld(), and WorldToLocal().

The documentation for this class was generated from the following files:
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