calculate the absolute squared fft of an histogram More...

#include <fft.h>

Inheritance diagram for cass::pp312:

Collaboration diagram for cass::pp312:

Public Member Functions
	pp312 (const name_t &name)
	constructor More...

virtual void	process (const CASSEvent &evt, result_t &result)
	process the event More...

virtual void	loadSettings (size_t)
	load the settings of this pp More...

Public Member Functions inherited from cass::Processor
	Processor (const name_t &name)
	constructor More...

virtual	~Processor ()
	virtual destructor More...

virtual void	processEvent (const CASSEvent &event)
	process the event More...

virtual const result_t &	result (const CASSEvent::id_t eventid=0)
	retrieve a result for a given id. More...

virtual void	releaseEvent (const CASSEvent &event)
	tell the list that the result for event can be overwritten More...

result_t::shared_pointer	resultCopy (const uint64_t eventid)
	retrieve histogram for id More...

virtual void	load ()
	load the general settings More...

virtual void	aboutToQuit ()
	function that will be called when the processor is about to be deleted More...

const names_t &	dependencies ()
	Define all processors keys a processor depends on. More...

void	clearDependencies ()
	clear the dependenies More...

void	clearHistograms ()
	clear the histograms More...

virtual void	processCommand (std::string command)
	process command in pp More...

const name_t	name () const
	retrieve the name of this processor More...

bool	hide () const
	retrieve the hide flag of this processor More...

const std::string &	comment () const
	retrieve the comment of this processor More...

Protected Types
typedef std::pair< int, int >	shape_t
	define the shape More...

Protected Member Functions
void	fft1d (result_t::const_iterator in, result_t::iterator out)
	calculate the absolute square fft for 1d data More...

void	fft2d (result_t::const_iterator in, result_t::iterator out)
	calculate the absolute square fft for 2d data More...

Protected Member Functions inherited from cass::Processor
virtual void	createHistList (result_t::shared_pointer result)
	create result list. More...

void	setupGeneral ()
	general setup of the processor More...

bool	setupCondition (bool defaultConditionType=true)
	setup the condition. More...

shared_pointer	setupDependency (const std::string &depVarName, const name_t &name="")
	setup the dependecy. More...

Protected Attributes
shared_pointer	_hist
	pp containing histogram to calculate the autocorrelation for More...

size_t	_Nx
	the shape of the incomming histogram More...

size_t	_Ny

fftw_plan	_fftw_plan
	fftw plan - stores fftw optimization data for given data type+size More...

int	_fft_tmp_padding
	info about temporary memory for the fftw calculation More...

std::tr1::function< void(result_t::const_iterator, result_t::iterator)>	_func
	function to call for processing More...

Protected Attributes inherited from cass::Processor
const name_t	_name
	the processors name More...

bool	_hide
	flag to tell whether this pp should be hidden in the dropdown list More...

std::string	_comment
	optional comment that one can add to a processor. More...

CachedList	_resultList
	the list of results More...

names_t	_dependencies
	the list of dependencies More...

shared_pointer	_condition
	pointer to the processor that will contain the condition More...

Additional Inherited Members
Public Types inherited from cass::Processor
typedef std::tr1::shared_ptr< Processor >	shared_pointer
	a shared pointer of this More...

typedef std::string	name_t
	define the name type More...

typedef std::list< name_t >	names_t
	define the list of names More...

typedef CachedList::item_type	result_t
	define the results More...

typedef CachedList::item_sp	resultsp_t
	define the shared pointer to the result More...

Detailed Description

calculate the absolute squared fft of an histogram

details

Available PostProcessors:: "312": calculate the absolute square fft of an histogram

User definable Parameters:: Processor/%name%/{InputName}
processor name containing the histogram whos fft should be calculated.

Author: Stephan Kassemeyer; Lutz Foucar

Definition at line 58 of file fft.h.

Member Typedef Documentation

typedef std::pair<int,int> cass::pp312::shape_t

protected

define the shape

Definition at line 79 of file fft.h.

Constructor & Destructor Documentation

pp312::pp312 ( const name_t & name )

constructor

Parameters

name	the name of this Processor

Definition at line 28 of file fft.cpp.

References loadSettings().

Member Function Documentation

void pp312::fft1d	(	result_t::const_iterator	in,
		result_t::iterator	out
	)

protected

calculate the absolute square fft for 1d data

Parameters

in	the incomming data
out	where the fft will be written to

Definition at line 82 of file fft.cpp.

References _fft_tmp_padding, _fftw_plan, and _Nx.

Referenced by loadSettings().

void pp312::fft2d	(	result_t::const_iterator	in,
		result_t::iterator	out
	)

protected

calculate the absolute square fft for 2d data

Parameters

in	the incomming data
out	where the fft will be written to

Definition at line 115 of file fft.cpp.

References _fft_tmp_padding, _fftw_plan, _Nx, and _Ny.

Referenced by loadSettings().

void pp312::loadSettings ( size_t )

virtual

load the settings of this pp

Reimplemented from cass::Processor.

Definition at line 37 of file fft.cpp.

References cass::Processor::_condition, _fft_tmp_padding, _fftw_plan, _func, _hist, _Nx, _Ny, cass::Log::add(), QSettings::beginGroup(), cass::Processor::createHistList(), fft1d(), fft2d(), QString::fromStdString(), cass::Log::INFO, cass::Processor::name(), cass::Processor::setupCondition(), cass::Processor::setupDependency(), cass::Processor::setupGeneral(), and cass::toString().

Referenced by pp312().

void pp312::process	(	const CASSEvent &	evt,
		result_t &	result
	)

virtual

process the event

Parameters

evt	the event that contains the id
result	the histogram that will contain the result of the process

Reimplemented from cass::Processor.

Definition at line 182 of file fft.cpp.

References _func, _hist, cass::Result< T >::begin(), cass::CASSEvent::id(), and cass::Result< T >::lock.

Member Data Documentation

int cass::pp312::_fft_tmp_padding

protected

info about temporary memory for the fftw calculation

Definition at line 109 of file fft.h.

Referenced by fft1d(), fft2d(), and loadSettings().

fftw_plan cass::pp312::_fftw_plan

protected

fftw plan - stores fftw optimization data for given data type+size

Definition at line 106 of file fft.h.

Referenced by fft1d(), fft2d(), and loadSettings().

std::tr1::function<void(result_t::const_iterator, result_t::iterator)> cass::pp312::_func

protected

function to call for processing

Definition at line 112 of file fft.h.

Referenced by loadSettings(), and process().

shared_pointer cass::pp312::_hist

protected

pp containing histogram to calculate the autocorrelation for

Definition at line 98 of file fft.h.

Referenced by loadSettings(), and process().

size_t cass::pp312::_Nx

protected

the shape of the incomming histogram

Definition at line 101 of file fft.h.

Referenced by fft1d(), fft2d(), and loadSettings().

size_t cass::pp312::_Ny

protected

Definition at line 102 of file fft.h.

Referenced by fft2d(), and loadSettings().

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

Public Member Functions

Protected Types

Protected Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

Member Typedef Documentation

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation