mitsuba::MutatorBase Class Reference

Medium-aware mutator base class. More...

#include <mitsuba/bidir/mutator.h>

Inheritance diagram for mitsuba::MutatorBase:

Public Member Functions
virtual const Class *	getClass () const
	Retrieve this object's class. More...
Public Member Functions inherited from mitsuba::Mutator
virtual EMutationType	getType () const =0
	What kind of mutations does this mutator perform? More...
virtual Float	suitability (const Path &path) const =0
	Determine the general "suitability" of this mutator for a given kind of path. More...
virtual bool	sampleMutation (Path &source, Path &proposal, MutationRecord &muRec, const MutationRecord &sourceMuRec)=0
	Given a path, this function produces a new proposal according to the internally implemented mutation strategy. More...
virtual Float	Q (const Path &source, const Path &proposal, const MutationRecord &muRec) const =0
	For a pair of paths, this function computes the inverse transition probability (matching the Q term in [Veach 97]) More...
virtual void	accept (const MutationRecord &muRec)=0
	Record an accepted mutation. More...
Public Member Functions inherited from Object
	Object ()
	Construct a new object. More...
int	getRefCount () const
	Return the current reference count. More...
void	incRef () const
	Increase the reference count of the object by one. More...
void	decRef (bool autoDeallocate=true) const
	Decrease the reference count of the object and possibly deallocate it. More...
virtual std::string	toString () const
	Return a human-readable string representation of the object's contents. More...

Static Public Attributes
static Class *	m_theClass
Static Public Attributes inherited from mitsuba::Mutator
static Class *	m_theClass
Static Public Attributes inherited from Object
static Class *	m_theClass
	Pointer to the object's class descriptor. More...

Protected Member Functions
	MutatorBase ()
	Protected constructor. More...
virtual	~MutatorBase ()
	Virtual destructor. More...
Float	perturbMediumDistance (Sampler *sampler, const PathVertex *vertex)
	Perturb a distance within a medium. More...
Float	pdfMediumPerturbation (const PathVertex *oldVertex, const PathEdge *oldEdge, const PathEdge *newEdge) const
	Density function of perturbMediumDistance. More...
Protected Member Functions inherited from mitsuba::Mutator
virtual	~Mutator ()
	Virtual destructor. More...
Protected Member Functions inherited from Object
virtual	~Object ()
	Virtual private deconstructor. (Will only be called by ref) More...

Protected Attributes
Float	m_mediumDensityMultiplier

Additional Inherited Members
Public Types inherited from mitsuba::Mutator
enum	EMutationType {   EBidirectionalMutation = 0, ELensPerturbation, ELensSubpathMutation, EIndependentMutation,   ECausticPerturbation, EMultiChainPerturbation, EManifoldPerturbation, EMutationTypeCount }
	Specifies the type of mutation implemented by the mutator. More...
Static Public Member Functions inherited from Object
static void	staticInitialization ()
	Initializes the built-in reference count debugger (if enabled) More...
static void	staticShutdown ()
	Free the memory taken by staticInitialization() More...

Detailed Description

Medium-aware mutator base class.

Constructor & Destructor Documentation

mitsuba::MutatorBase::MutatorBase ( )

protected

Protected constructor.

virtual mitsuba::MutatorBase::~MutatorBase ( )

inlineprotectedvirtual

Virtual destructor.

Member Function Documentation

virtual const Class* mitsuba::MutatorBase::getClass ( ) const

virtual

Retrieve this object's class.

Reimplemented from mitsuba::Mutator.

Reimplemented in mitsuba::CausticPerturbation, mitsuba::LensPerturbation, mitsuba::MultiChainPerturbation, and mitsuba::ManifoldPerturbation.

Float mitsuba::MutatorBase::pdfMediumPerturbation ( const PathVertex *  oldVertex, const PathEdge *  oldEdge, const PathEdge *  newEdge  ) const

protected

Density function of perturbMediumDistance.

Float mitsuba::MutatorBase::perturbMediumDistance ( Sampler *  sampler, const PathVertex *  vertex  )

protected

Perturb a distance within a medium.

Member Data Documentation

Float mitsuba::MutatorBase::m_mediumDensityMultiplier

protected

Class* mitsuba::MutatorBase::m_theClass

static

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

• include/mitsuba/bidir/mutator.h