lux::PerspectiveCamera Class Reference

#include <perspective.h>

Inheritance diagram for lux::PerspectiveCamera:

Collaboration diagram for lux::PerspectiveCamera:

Public Member Functions
	PerspectiveCamera (const Transform &world2camStart, const Transform &world2camEnd, const float Screen[4], float hither, float yon, float sopen, float sclose, int sdist, float lensr, float focald, bool autofocus, float fov, int distribution, int shape, int power, Film *film)
virtual	~PerspectiveCamera ()
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 BBox	Bounds () const
virtual void	AutoFocus (Scene *scene)
void	SampleLens (float u1, float u2, float dx, float dy) const
virtual PerspectiveCamera *	Clone () const
Static Public Member Functions
static Camera *	CreateCamera (const Transform &world2camStart, const Transform &world2camEnd, const ParamSet &params, Film *film)
Private Attributes
Point	pos
Normal	normal
Transform	RasterToCameraBidir
Transform	WorldToRasterBidir
float	fov
float	posPdf
float	xStart
float	xEnd
float	yStart
float	yEnd
float	R
float	xPixelWidth
float	yPixelHeight
float	Apixel
int	distribution
int	shape
int	power
bool	autoFocus
boost::shared_ptr< Shape >	lens

Detailed Description

Definition at line 30 of file perspective.h.

Constructor & Destructor Documentation

PerspectiveCamera::PerspectiveCamera	(	const Transform &	world2camStart,
		const Transform &	world2camEnd,
		const float	Screen[4],
		float	hither,
		float	yon,
		float	sopen,
		float	sclose,
		int	sdist,
		float	lensr,
		float	focald,
		bool	autofocus,
		float	fov,
		int	distribution,
		int	shape,
		int	power,
		Film *	film
	)

Definition at line 112 of file perspective.cpp.

References lux::ParamSet::AddFloat(), Apixel, lux::Camera::CameraToWorld, CreateShape(), DEFAULT_EPSILON_STATIC, fov, lux::Transform::GetInverse(), lux::Film::GetSampleExtent(), lens, lux::ProjectiveCamera::LensRadius, M_PI, normal, lux::Perspective(), pos, posPdf, R, Radians(), RasterToCameraBidir, lux::ProjectiveCamera::RasterToScreen, cimg_library::tan(), lux::Camera::WorldToCamera, WorldToRasterBidir, xEnd, xPixelWidth, lux::Film::xResolution, xStart, yEnd, yPixelHeight, lux::Film::yResolution, and yStart.

Referenced by Clone(), and CreateCamera().

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

Definition at line 40 of file perspective.h.

Member Function Documentation

void PerspectiveCamera::AutoFocus ( Scene * scene ) [virtual]

Reimplemented from lux::Camera.

Definition at line 154 of file perspective.cpp.

References autoFocus, lux::Camera::CameraToWorld, lux::Camera::ClipHither, lux::Camera::ClipYon, lux::Ray::d, lux::Camera::film, lux::ProjectiveCamera::FocalDistance, lux::Film::GetSampleExtent(), lux::Scene::Intersect(), LUX_INFO, LUX_NOERROR, LUX_WARNING, luxError, lux::Ray::maxt, lux::Ray::mint, lux::Normalize(), lux::Ray::o, lux::ProjectiveCamera::RasterToCamera, lux::Ray::time, lux::Point::x, lux::Point::y, lux::Vector::z, and lux::Point::z.

BBox PerspectiveCamera::Bounds ( ) const [virtual]

Reimplemented from lux::Camera.

Definition at line 279 of file perspective.cpp.

References lux::Camera::CameraToWorld, lux::MachineEpsilon::E(), lux::BBox::Expand(), and lux::ProjectiveCamera::LensRadius.

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

Reimplemented from lux::Camera.

Definition at line 309 of file perspective.cpp.

References lux::Camera::ClipHither, lux::Camera::ClipYon, lux::Ray::d, lux::Dot(), lux::Ray::maxt, lux::Ray::mint, and normal.

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

Implements lux::Camera.

Definition at line 51 of file perspective.h.

References PerspectiveCamera().

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

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

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

Reimplemented from lux::Camera.

Definition at line 288 of file perspective.cpp.

References lux::Camera::ClipYon, lux::Dot(), lux::ProjectiveCamera::FocalDistance, lux::ProjectiveCamera::LensRadius, normal, pos, WorldToRasterBidir, lux::Point::x, and lux::Point::y.

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

Reimplemented from lux::Camera.

Definition at line 46 of file perspective.h.

References lux::ProjectiveCamera::LensRadius.

bool PerspectiveCamera::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 258 of file perspective.cpp.

References Apixel, BSDF_ALLOC, lux::Camera::CameraToWorld, lux::ProjectiveCamera::FocalDistance, fov, lux::ProjectiveCamera::LensRadius, normal, posPdf, RasterToCameraBidir, SampleLens(), lux::VisibilityTester::SetSegment(), lux::TsPack::time, lux::Point::x, xEnd, xStart, lux::Point::y, yEnd, and yStart.

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