itk::GPUReduction< TElement > Class Template Reference

#include <itkGPUReduction.h>

Inheritance diagram for itk::GPUReduction< TElement >:

Collaboration diagram for itk::GPUReduction< TElement >:

Detailed Description

template<class TElement>
class itk::GPUReduction< TElement >

This class encapsulate the parallel reduction algorithm. An example of this algorithm is to compute the sum of a long array in parallel.

Definition at line 41 of file itkGPUReduction.h.

Public Types
typedef SmartPointer< const Self >	ConstPointer
typedef GPUDataManager::Pointer	GPUDataPointer
typedef SmartPointer< Self >	Pointer
typedef GPUReduction	Self
typedef Object	Superclass
Public Types inherited from itk::Object
typedef SmartPointer< const Self >	ConstPointer
typedef SmartPointer< Self >	Pointer
typedef Object	Self
typedef LightObject	Superclass
Public Types inherited from itk::LightObject
typedef SmartPointer< const Self >	ConstPointer
typedef SmartPointer< Self >	Pointer
typedef LightObject	Self

Public Member Functions
void	AllocateGPUInputBuffer (TElement *h_idata=NULL)
TElement	CPUGenerateData (TElement *data, int size)
virtual ::itk::LightObject::Pointer	CreateAnother (void) const
virtual TElement	GetCPUResult ()
virtual GPUDataPointer	GetGPUDataManager ()
virtual TElement	GetGPUResult ()
virtual const char *	GetNameOfClass () const
void	GetNumBlocksAndThreads (int whichKernel, int n, int maxBlocks, int maxThreads, int &blocks, int &threads)
unsigned int	GetReductionKernel (int whichKernel, int blockSize, int isPowOf2)
TElement	GPUGenerateData ()
TElement	GPUReduce (cl_int n, int numThreads, int numBlocks, int maxThreads, int maxBlocks, int whichKernel, bool cpuFinalReduction, int cpuFinalThreshold, double *dTotalTime, GPUDataPointer idata, GPUDataPointer odata)
void	InitializeKernel (unsigned int size)
bool	isPow2 (unsigned int x)
	itkGetOpenCLSourceFromKernelMacro (GPUReductionKernel)
unsigned int	NextPow2 (unsigned int x)
TElement	RandomTest ()
void	ReleaseGPUInputBuffer ()
Public Member Functions inherited from itk::Object
unsigned long	AddObserver (const EventObject &event, Command *)
unsigned long	AddObserver (const EventObject &event, Command *) const
virtual void	DebugOff () const
virtual void	DebugOn () const
Command *	GetCommand (unsigned long tag)
bool	GetDebug () const
MetaDataDictionary &	GetMetaDataDictionary (void)
const MetaDataDictionary &	GetMetaDataDictionary (void) const
virtual ModifiedTimeType	GetMTime () const
virtual const TimeStamp &	GetTimeStamp () const
bool	HasObserver (const EventObject &event) const
void	InvokeEvent (const EventObject &)
void	InvokeEvent (const EventObject &) const
virtual void	Modified () const
virtual void	Register () const
void	RemoveAllObservers ()
void	RemoveObserver (unsigned long tag)
void	SetDebug (bool debugFlag) const
void	SetMetaDataDictionary (const MetaDataDictionary &rhs)
virtual void	SetReferenceCount (int)
virtual void	UnRegister () const
Public Member Functions inherited from itk::LightObject
virtual void	Delete ()
virtual int	GetReferenceCount () const
	itkCloneMacro (Self)
void	Print (std::ostream &os, Indent indent=0) const

Static Public Member Functions
static Pointer	New ()
Static Public Member Functions inherited from itk::Object
static bool	GetGlobalWarningDisplay ()
static void	GlobalWarningDisplayOff ()
static void	GlobalWarningDisplayOn ()
static Pointer	New ()
static void	SetGlobalWarningDisplay (bool flag)
Static Public Member Functions inherited from itk::LightObject
static void	BreakOnError ()
static Pointer	New ()

Protected Member Functions
	GPUReduction ()
void	PrintSelf (std::ostream &os, Indent indent) const
	~GPUReduction ()
Protected Member Functions inherited from itk::Object
	Object ()
bool	PrintObservers (std::ostream &os, Indent indent) const
virtual void	SetTimeStamp (const TimeStamp &time)
virtual	~Object ()
Protected Member Functions inherited from itk::LightObject
virtual LightObject::Pointer	InternalClone () const
	LightObject ()
virtual void	PrintHeader (std::ostream &os, Indent indent) const
virtual void	PrintTrailer (std::ostream &os, Indent indent) const
virtual	~LightObject ()

Protected Attributes
TElement	m_CPUResult
GPUDataPointer	m_GPUDataManager
GPUKernelManager::Pointer	m_GPUKernelManager
TElement	m_GPUResult
int	m_ReduceGPUKernelHandle
unsigned int	m_Size
bool	m_SmallBlock
int	m_TestGPUKernelHandle

Private Member Functions
	GPUReduction (const Self &)
void	operator= (const Self &)

Additional Inherited Members
Protected Types inherited from itk::LightObject
typedef int	InternalReferenceCountType

Member Typedef Documentation

template<class TElement>

typedef SmartPointer< const Self > itk::GPUReduction< TElement >::ConstPointer

Definition at line 49 of file itkGPUReduction.h.

template<class TElement>

typedef GPUDataManager::Pointer itk::GPUReduction< TElement >::GPUDataPointer

Definition at line 56 of file itkGPUReduction.h.

template<class TElement>

typedef SmartPointer< Self > itk::GPUReduction< TElement >::Pointer

Definition at line 48 of file itkGPUReduction.h.

template<class TElement>

typedef GPUReduction itk::GPUReduction< TElement >::Self

Standard class typedefs.

Definition at line 46 of file itkGPUReduction.h.

template<class TElement>

typedef Object itk::GPUReduction< TElement >::Superclass

Definition at line 47 of file itkGPUReduction.h.

Constructor & Destructor Documentation

template<class TElement>

itk::GPUReduction< TElement >::GPUReduction ( )

protected

template<class TElement>

itk::GPUReduction< TElement >::~GPUReduction ( )

protected

template<class TElement>

itk::GPUReduction< TElement >::GPUReduction ( const Self &  )

private

Member Function Documentation

template<class TElement>

void itk::GPUReduction< TElement >::AllocateGPUInputBuffer

(

TElement *

h_idata = NULL

)

template<class TElement>

TElement itk::GPUReduction< TElement >::CPUGenerateData	(	TElement *	data,
		int	size
	)

template<class TElement>

virtual::itk::LightObject::Pointer itk::GPUReduction< TElement >::CreateAnother ( void  ) const

virtual

Create an object from an instance, potentially deferring to a factory. This method allows you to create an instance of an object that is exactly the same type as the referring object. This is useful in cases where an object has been cast back to a base class.

Reimplemented from itk::Object.

template<class TElement>

virtual TElement itk::GPUReduction< TElement >::GetCPUResult ( )

virtual

template<class TElement>

virtual GPUDataPointer itk::GPUReduction< TElement >::GetGPUDataManager ( )

virtual

template<class TElement>

virtual TElement itk::GPUReduction< TElement >::GetGPUResult ( )

virtual

template<class TElement>

virtual const char* itk::GPUReduction< TElement >::GetNameOfClass ( ) const

virtual

Run-time type information (and related methods).

Reimplemented from itk::Object.

template<class TElement>

void itk::GPUReduction< TElement >::GetNumBlocksAndThreads	(	int	whichKernel,
		int	n,
		int	maxBlocks,
		int	maxThreads,
		int &	blocks,
		int &	threads
	)

template<class TElement>

unsigned int itk::GPUReduction< TElement >::GetReductionKernel	(	int	whichKernel,
		int	blockSize,
		int	isPowOf2
	)

template<class TElement>

TElement itk::GPUReduction< TElement >::GPUGenerateData

(

)

template<class TElement>

TElement itk::GPUReduction< TElement >::GPUReduce	(	cl_int	n,
		int	numThreads,
		int	numBlocks,
		int	maxThreads,
		int	maxBlocks,
		int	whichKernel,
		bool	cpuFinalReduction,
		int	cpuFinalThreshold,
		double *	dTotalTime,
		GPUDataPointer	idata,
		GPUDataPointer	odata
	)

template<class TElement>

void itk::GPUReduction< TElement >::InitializeKernel

(

unsigned int

size

)

template<class TElement>

bool itk::GPUReduction< TElement >::isPow2

(

unsigned int

x

)

template<class TElement>

itk::GPUReduction< TElement >::itkGetOpenCLSourceFromKernelMacro

(

GPUReductionKernel

)

Get OpenCL Kernel source as a string, creates a GetOpenCLSource method

template<class TElement>

static Pointer itk::GPUReduction< TElement >::New ( )

static

Method for creation through the object factory.

template<class TElement>

unsigned int itk::GPUReduction< TElement >::NextPow2

(

unsigned int

x

)

template<class TElement>

void itk::GPUReduction< TElement >::operator= ( const Self &  )

private

template<class TElement>

void itk::GPUReduction< TElement >::PrintSelf ( std::ostream &  os, Indent  indent  ) const

protectedvirtual

Methods invoked by Print() to print information about the object including superclasses. Typically not called by the user (use Print() instead) but used in the hierarchical print process to combine the output of several classes.

Reimplemented from itk::Object.

template<class TElement>

TElement itk::GPUReduction< TElement >::RandomTest

(

)

template<class TElement>

void itk::GPUReduction< TElement >::ReleaseGPUInputBuffer

(

)

Member Data Documentation

template<class TElement>

TElement itk::GPUReduction< TElement >::m_CPUResult

protected

Definition at line 108 of file itkGPUReduction.h.

template<class TElement>

GPUDataPointer itk::GPUReduction< TElement >::m_GPUDataManager

protected

Definition at line 99 of file itkGPUReduction.h.

template<class TElement>

GPUKernelManager::Pointer itk::GPUReduction< TElement >::m_GPUKernelManager

protected

GPU kernel manager for GPUFiniteDifferenceFunction class

Definition at line 98 of file itkGPUReduction.h.

template<class TElement>

TElement itk::GPUReduction< TElement >::m_GPUResult

protected

Definition at line 108 of file itkGPUReduction.h.

template<class TElement>

int itk::GPUReduction< TElement >::m_ReduceGPUKernelHandle

protected

Definition at line 102 of file itkGPUReduction.h.

template<class TElement>

unsigned int itk::GPUReduction< TElement >::m_Size

protected

Definition at line 105 of file itkGPUReduction.h.

template<class TElement>

bool itk::GPUReduction< TElement >::m_SmallBlock

protected

Definition at line 106 of file itkGPUReduction.h.

template<class TElement>

int itk::GPUReduction< TElement >::m_TestGPUKernelHandle

protected

Definition at line 103 of file itkGPUReduction.h.

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

• itkGPUReduction.h