#include <infinite.h>
Public Member Functions | |
InfiniteAreaLight (const Transform &light2world, const Spectrum &l, int ns, const string &texmap, float gain, float gamma) | |
~InfiniteAreaLight () | |
SWCSpectrum | Power (const Scene *scene) const |
bool | IsDeltaLight () const |
SWCSpectrum | Le (const RayDifferential &r) const |
SWCSpectrum | Sample_L (const Point &p, const Normal &n, float u1, float u2, float u3, Vector *wi, float *pdf, VisibilityTester *visibility) const |
SWCSpectrum | Sample_L (const Point &p, float u1, float u2, float u3, Vector *wi, float *pdf, VisibilityTester *visibility) const |
SWCSpectrum | Sample_L (const Scene *scene, float u1, float u2, float u3, float u4, Ray *ray, float *pdf) const |
float | Pdf (const Point &, const Normal &, const Vector &) const |
float | Pdf (const Point &, const Vector &) const |
SWCSpectrum | Sample_L (const Point &P, Vector *w, VisibilityTester *visibility) const |
Static Public Member Functions | |
static Light * | CreateLight (const Transform &light2world, const ParamSet ¶mSet) |
Private Attributes | |
SPD * | SPDbase |
Spectrum | Lbase |
MIPMap< Spectrum > * | radianceMap |
Definition at line 35 of file infinite.h.
InfiniteAreaLight::InfiniteAreaLight | ( | const Transform & | light2world, | |
const Spectrum & | l, | |||
int | ns, | |||
const string & | texmap, | |||
float | gain, | |||
float | gamma | |||
) |
Definition at line 37 of file infinite.cpp.
References lux::BILINEAR, lux::ReadImage(), and lux::TEXTURE_REPEAT.
Referenced by CreateLight().
InfiniteAreaLight::~InfiniteAreaLight | ( | ) |
Light * InfiniteAreaLight::CreateLight | ( | const Transform & | light2world, | |
const ParamSet & | paramSet | |||
) | [static] |
Definition at line 217 of file infinite.cpp.
References lux::ParamSet::FindOneFloat(), lux::ParamSet::FindOneInt(), lux::ParamSet::FindOneSpectrum(), lux::ParamSet::FindOneString(), InfiniteAreaLight(), and lux::Light::nSamples.
Referenced by lux::MakeLight().
bool lux::InfiniteAreaLight::IsDeltaLight | ( | ) | const [inline, virtual] |
SWCSpectrum InfiniteAreaLight::Le | ( | const RayDifferential & | r | ) | const [virtual] |
Reimplemented from lux::Light.
Definition at line 61 of file infinite.cpp.
References lux::Ray::d, INV_PI, INV_TWOPI, Lbase, lux::Normalize(), radianceMap, SPDbase, lux::SphericalPhi(), lux::SphericalTheta(), and lux::Light::WorldToLight.
Referenced by Sample_L().
float InfiniteAreaLight::Pdf | ( | const Point & | , | |
const Normal & | n, | |||
const Vector & | wi | |||
) | const [virtual] |
Reimplemented from lux::Light.
Definition at line 125 of file infinite.cpp.
References lux::AbsDot(), and INV_TWOPI.
SWCSpectrum lux::InfiniteAreaLight::Power | ( | const Scene * | scene | ) | const [inline, virtual] |
Implements lux::Light.
Definition at line 41 of file infinite.h.
References lux::BBox::BoundingSphere(), Lbase, M_PI, radianceMap, SPDbase, and lux::Scene::WorldBound().
SWCSpectrum InfiniteAreaLight::Sample_L | ( | const Point & | P, | |
Vector * | w, | |||
VisibilityTester * | visibility | |||
) | const [virtual] |
Implements lux::Light.
Definition at line 209 of file infinite.cpp.
References lux::random::floatValue(), and Sample_L().
SWCSpectrum InfiniteAreaLight::Sample_L | ( | const Scene * | scene, | |
float | u1, | |||
float | u2, | |||
float | u3, | |||
float | u4, | |||
Ray * | ray, | |||
float * | ||||
) | const [virtual] |
Implements lux::Light.
Definition at line 169 of file infinite.cpp.
References lux::AbsDot(), lux::BBox::BoundingSphere(), lux::Ray::d, lux::Dot(), lux::random::floatValue(), Floor2Int(), lux::Light::havePortalShape, INV_TWOPI, Le(), M_PI, lux::Normalize(), lux::Light::nrPortalShapes, lux::Ray::o, lux::Light::PortalShapes, lux::UniformSampleSphere(), and lux::Scene::WorldBound().
SWCSpectrum InfiniteAreaLight::Sample_L | ( | const Point & | p, | |
float | u1, | |||
float | u2, | |||
float | u3, | |||
Vector * | wi, | |||
float * | pdf, | |||
VisibilityTester * | visibility | |||
) | const [virtual] |
Implements lux::Light.
Definition at line 129 of file infinite.cpp.
References lux::Dot(), lux::random::floatValue(), Floor2Int(), lux::Light::havePortalShape, Le(), lux::Normalize(), lux::Light::nrPortalShapes, lux::Light::PortalShapes, lux::VisibilityTester::SetRay(), lux::UniformSampleSphere(), and lux::UniformSpherePdf().
SWCSpectrum InfiniteAreaLight::Sample_L | ( | const Point & | p, | |
const Normal & | n, | |||
float | u1, | |||
float | u2, | |||
float | u3, | |||
Vector * | wi, | |||
float * | pdf, | |||
VisibilityTester * | visibility | |||
) | const [virtual] |
Reimplemented from lux::Light.
Definition at line 75 of file infinite.cpp.
References lux::ConcentricSampleDisk(), lux::CoordinateSystem(), lux::Dot(), Floor2Int(), lux::Light::havePortalShape, INV_TWOPI, Le(), cimg_library::max(), lux::Normalize(), lux::Light::nrPortalShapes, lux::Light::PortalShapes, lux::VisibilityTester::SetRay(), lux::Normal::x, lux::Vector::x, lux::Normal::y, lux::Vector::y, lux::Normal::z, and lux::Vector::z.
Referenced by Sample_L().
Spectrum lux::InfiniteAreaLight::Lbase [private] |
MIPMap<Spectrum>* lux::InfiniteAreaLight::radianceMap [private] |
SPD* lux::InfiniteAreaLight::SPDbase [private] |