Public Member Functions | |
PerspectiveBxDF (bool lens, float FD, float f, float A, const Point &pL, const Transform &R2C, float xS, float xE, float yS, float yE) | |
virtual | ~PerspectiveBxDF () |
virtual void | f (const TsPack *tspack, const Vector &wo, const Vector &wi, SWCSpectrum *const f) const |
virtual bool | Sample_f (const TsPack *tspack, const Vector &wo, Vector *wi, float u1, float u2, SWCSpectrum *const f, float *pdf, float *pdfBack=NULL, bool reverse=false) const |
virtual float | Pdf (const TsPack *tspack, const Vector &wi, const Vector &wo) const |
Private Attributes | |
bool | hasLens |
float | FocalDistance |
float | fov |
float | xStart |
float | xEnd |
float | yStart |
float | yEnd |
float | Area |
Point | p |
const Transform & | RasterToCamera |
Definition at line 41 of file perspective.cpp.
PerspectiveBxDF::PerspectiveBxDF | ( | bool | lens, | |
float | FD, | |||
float | f, | |||
float | A, | |||
const Point & | pL, | |||
const Transform & | R2C, | |||
float | xS, | |||
float | xE, | |||
float | yS, | |||
float | yE | |||
) | [inline] |
Definition at line 44 of file perspective.cpp.
virtual PerspectiveBxDF::~PerspectiveBxDF | ( | ) | [inline, virtual] |
Definition at line 50 of file perspective.cpp.
virtual void PerspectiveBxDF::f | ( | const TsPack * | tspack, | |
const Vector & | wo, | |||
const Vector & | wi, | |||
SWCSpectrum *const | f | |||
) | const [inline, virtual] |
Evaluates the BxDF. Accumulates the result in the f parameter.
Implements lux::BxDF.
Definition at line 51 of file perspective.cpp.
References Area, cimg_library::cos(), FocalDistance, lux::Transform::GetInverse(), hasLens, lux::Normalize(), p, RasterToCamera, lux::Vector::x, lux::Point::x, xEnd, xStart, lux::Point::y, lux::Vector::y, yEnd, yStart, lux::Normal::z, lux::Point::z, and lux::Vector::z.
virtual float PerspectiveBxDF::Pdf | ( | const TsPack * | tspack, | |
const Vector & | wi, | |||
const Vector & | wo | |||
) | const [inline, virtual] |
Reimplemented from lux::BxDF.
Definition at line 86 of file perspective.cpp.
References Area, cimg_library::cos(), FocalDistance, lux::Transform::GetInverse(), hasLens, lux::Normalize(), p, RasterToCamera, lux::Vector::x, lux::Point::x, xEnd, xStart, lux::Point::y, lux::Vector::y, yEnd, yStart, lux::Normal::z, lux::Point::z, and lux::Vector::z.
virtual bool PerspectiveBxDF::Sample_f | ( | const TsPack * | tspack, | |
const Vector & | wo, | |||
Vector * | wi, | |||
float | u1, | |||
float | u2, | |||
SWCSpectrum *const | f, | |||
float * | pdf, | |||
float * | pdfBack = NULL , |
|||
bool | reverse = false | |||
) | const [inline, virtual] |
Samples the BxDF. Returns the result of the BxDF for the sampled direction in f.
Reimplemented from lux::BxDF.
Definition at line 67 of file perspective.cpp.
References Area, cimg_library::cos(), FocalDistance, hasLens, if(), lux::Normalize(), p, RasterToCamera, lux::Point::x, lux::Vector::y, lux::Point::y, lux::Vector::z, lux::Normal::z, and lux::Point::z.
float PerspectiveBxDF::Area [private] |
Definition at line 105 of file perspective.cpp.
Referenced by f(), Pdf(), and Sample_f().
float PerspectiveBxDF::FocalDistance [private] |
Definition at line 105 of file perspective.cpp.
Referenced by f(), Pdf(), and Sample_f().
float PerspectiveBxDF::fov [private] |
Definition at line 105 of file perspective.cpp.
bool PerspectiveBxDF::hasLens [private] |
Definition at line 104 of file perspective.cpp.
Referenced by f(), Pdf(), and Sample_f().
Point PerspectiveBxDF::p [private] |
Definition at line 106 of file perspective.cpp.
Referenced by f(), Pdf(), and Sample_f().
const Transform& PerspectiveBxDF::RasterToCamera [private] |
Definition at line 107 of file perspective.cpp.
Referenced by f(), Pdf(), and Sample_f().
float PerspectiveBxDF::xEnd [private] |
Definition at line 105 of file perspective.cpp.
float PerspectiveBxDF::xStart [private] |
Definition at line 105 of file perspective.cpp.
float PerspectiveBxDF::yEnd [private] |
Definition at line 105 of file perspective.cpp.
float PerspectiveBxDF::yStart [private] |
Definition at line 105 of file perspective.cpp.