lux::EnvironmentCamera Class Reference

#include <environment.h>

Inheritance diagram for lux::EnvironmentCamera:
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Collaboration diagram for lux::EnvironmentCamera:
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List of all members.

Public Member Functions

 EnvironmentCamera (const Transform &world2camStart, const Transform &world2camEnd, float hither, float yon, float sopen, float sclose, int sdist, Film *film)
virtual ~EnvironmentCamera ()
virtual float GenerateRay (const Sample &sample, Ray *) const
virtual bool Sample_W (const TsPack *tspack, const Scene *scene, float u1, float u2, float u3, BSDF **bsdf, float *pdf, SWCSpectrum *We) const
virtual bool Sample_W (const TsPack *tspack, const Scene *scene, const Point &p, const Normal &n, float u1, float u2, float u3, BSDF **bsdf, float *pdf, float *pdfDirect, VisibilityTester *visibility, SWCSpectrum *We) const
virtual bool GetSamplePosition (const Point &p, const Vector &wi, float distance, float *x, float *y) const
virtual void ClampRay (Ray &ray) const
virtual bool IsDelta () const
virtual bool IsLensBased () const
virtual BBox Bounds () const
virtual EnvironmentCamera * Clone () const

Static Public Member Functions

static Camera * CreateCamera (const Transform &world2camStart, const Transform &world2camEnd, const ParamSet &params, Film *film)

Private Attributes

Point pos

Detailed Description

Definition at line 30 of file environment.h.

Constructor & Destructor Documentation

EnvironmentCamera::EnvironmentCamera ( const Transform &  world2camStart,
const Transform &  world2camEnd,
float  hither,
float  yon,
float  sopen,
float  sclose,
int  sdist,
Film *  film 
)

Definition at line 48 of file environment.cpp.

References lux::Camera::CameraToWorld, and pos.

Referenced by Clone(), and CreateCamera().

virtual lux::EnvironmentCamera::~EnvironmentCamera (  )  [inline, virtual]

Definition at line 35 of file environment.h.

Member Function Documentation

BBox EnvironmentCamera::Bounds (  )  const [virtual]

Reimplemented from lux::Camera.

Definition at line 102 of file environment.cpp.

References lux::MachineEpsilon::E(), lux::BBox::Expand(), and pos.

void EnvironmentCamera::ClampRay ( Ray &  ray  )  const [virtual]

Reimplemented from lux::Camera.

Definition at line 128 of file environment.cpp.

References lux::Camera::ClipHither, lux::Camera::ClipYon, lux::Ray::maxt, and lux::Ray::mint.

virtual EnvironmentCamera* lux::EnvironmentCamera::Clone (  )  const [inline, virtual]

Implements lux::Camera.

Definition at line 45 of file environment.h.

References EnvironmentCamera().

Camera * EnvironmentCamera::CreateCamera ( const Transform &  world2camStart,
const Transform &  world2camEnd,
const ParamSet &  params,
Film *  film 
) [static]

Definition at line 134 of file environment.cpp.

References EnvironmentCamera(), lux::ParamSet::FindFloat(), lux::ParamSet::FindOneFloat(), lux::ParamSet::FindOneString(), LUX_BADTOKEN, LUX_WARNING, luxError, cimg_library::cimg::max(), memcpy(), cimg_library::cimg::min(), lux::Film::xResolution, and lux::Film::yResolution.

float EnvironmentCamera::GenerateRay ( const Sample &  sample,
Ray *  ray 
) const [virtual]

Implements lux::Camera.

Definition at line 54 of file environment.cpp.

References lux::Camera::CameraToWorld, lux::Camera::ClipHither, lux::Camera::ClipYon, lux::Ray::d, lux::Camera::film, lux::Camera::GetTime(), lux::Sample::imageX, lux::Sample::imageY, M_PI, lux::Ray::maxt, lux::Ray::mint, lux::Ray::o, lux::Sample::time, lux::Ray::time, lux::Film::xResolution, and lux::Film::yResolution.

bool EnvironmentCamera::GetSamplePosition ( const Point &  p,
const Vector &  wi,
float  distance,
float *  x,
float *  y 
) const [virtual]

Reimplemented from lux::Camera.

Definition at line 109 of file environment.cpp.

References cimg_library::acos(), Clamp(), lux::Camera::ClipYon, lux::Camera::film, INV_PI, INV_TWOPI, M_PI, cimg_library::cimg::min(), lux::Camera::WorldToCamera, lux::Vector::x, lux::Film::xResolution, lux::Vector::y, lux::Film::yResolution, and lux::Vector::z.

virtual bool lux::EnvironmentCamera::IsDelta (  )  const [inline, virtual]

Reimplemented from lux::Camera.

Definition at line 41 of file environment.h.

virtual bool lux::EnvironmentCamera::IsLensBased (  )  const [inline, virtual]

Reimplemented from lux::Camera.

Definition at line 42 of file environment.h.

bool EnvironmentCamera::Sample_W ( const TsPack *  tspack,
const Scene *  scene,
const Point &  p,
const Normal &  n,
float  u1,
float  u2,
float  u3,
BSDF **  bsdf,
float *  pdf,
float *  pdfDirect,
VisibilityTester *  visibility,
SWCSpectrum *  We 
) const [virtual]

Reimplemented from lux::Camera.

Definition at line 86 of file environment.cpp.

References BSDF_ALLOC, lux::CoordinateSystem(), lux::Normalize(), pos, lux::VisibilityTester::SetSegment(), lux::TsPack::time, and lux::UniformSpherePdf().

bool EnvironmentCamera::Sample_W ( const TsPack *  tspack,
const Scene *  scene,
float  u1,
float  u2,
float  u3,
BSDF **  bsdf,
float *  pdf,
SWCSpectrum *  We 
) const [virtual]

Reimplemented from lux::Camera.

Definition at line 70 of file environment.cpp.

References BSDF_ALLOC, lux::Camera::CameraToWorld, lux::CoordinateSystem(), lux::Camera::film, M_PI, pos, lux::UniformSpherePdf(), lux::Film::xResolution, and lux::Film::yResolution.

Member Data Documentation

Point lux::EnvironmentCamera::pos [private]

Definition at line 52 of file environment.h.

Referenced by Bounds(), EnvironmentCamera(), and Sample_W().

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