| The Gaudi Framework v30r0 (c919700c)

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FuncMinimum Class Reference

The simplest concrete implementation of IFuncMinimum interface. More...

`#include <src/Components/FuncMinimum.h>`

Inheritance diagram for FuncMinimum:
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Collaboration diagram for FuncMinimum:
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## Classes
class | FuncMinimumMisc

## Public Types
typedef std::vector< const GenFunc * > | Gradient
Public Types inherited from extends< GaudiTool, IFuncMinimum >
using | base_class = extends
| Typedef to this class. More...
using | extend_interfaces_base = extend_interfaces< Interfaces... >
| Typedef to the base of this class. More...
Public Types inherited from AlgTool
typedef Gaudi::PluginService::Factory< IAlgTool *, const std::string &, const std::string &, const IInterface * > | Factory
Public Types inherited from extends< PropertyHolder< CommonMessaging< implements< IAlgTool, IDataHandleHolder, IProperty, IStateful > > >, IDataHandleHolder >
using | base_class = extends
| Typedef to this class. More...
using | extend_interfaces_base = extend_interfaces< Interfaces... >
| Typedef to the base of this class. More...
Public Types inherited from PropertyHolder< CommonMessaging< implements< IAlgTool, IDataHandleHolder, IProperty, IStateful > > >
using | PropertyHolderImpl = PropertyHolder< CommonMessaging< implements< IAlgTool, IDataHandleHolder, IProperty, IStateful > > >
| Typedef used to refer to this class from derived classes, as in. More...
Public Types inherited from CommonMessaging< implements< IAlgTool, IDataHandleHolder, IProperty, IStateful > >
using | base_class = CommonMessaging
Public Types inherited from extend_interfaces< Interfaces... >
using | ext_iids = typename Gaudi::interface_list_cat< typename Interfaces::ext_iids... >::type
| take union of the ext_iids of all Interfaces... More...

## Public Member Functions
StatusCode | minimum (const GenFunc &func, Arg &arg) const override
| Find minimum of the function "GenFunc". More...
StatusCode | minimum (const GenFunc &func, Arg &arg, Covariance &covar) const override
| Find minimum of the function "GenFunc". More...
StatusCode | initialize () override
| Overriding initialize. More...
Public Member Functions inherited from extends< GaudiTool, IFuncMinimum >
void * | i_cast (const InterfaceID &tid) const override
| Implementation of IInterface::i_cast. More...
StatusCode | queryInterface (const InterfaceID &ti, void **pp) override
| Implementation of IInterface::queryInterface. More...
std::vector< std::string > | getInterfaceNames () const override
| Implementation of IInterface::getInterfaceNames. More...
| ~extends () override=default
| Virtual destructor. More...
Public Member Functions inherited from GaudiTool
StatusCode | initialize () override
| standard initialization method More...
StatusCode | finalize () override
| standard finalization method More...
INTupleSvc * | ntupleSvc () const
| Access the standard N-Tuple. More...
INTupleSvc * | evtColSvc () const
| Access the standard event collection service. More...
IDataProviderSvc * | detSvc () const
| accessor to detector service More...
IIncidentSvc * | incSvc () const
| accessor to Incident Service More...
IChronoStatSvc * | chronoSvc () const
| accessor to Chrono & Stat Service More...
IHistogramSvc * | histoSvc () const
| acessor to the histogram service More...
IAlgContextSvc * | contextSvc () const
| acessor to the Algorithm Context Service More...
DataObject * | put (IDataProviderSvc *svc, DataObject *object, const std::string &address, const bool useRootInTES=true) const
| Register a data object or container into Gaudi Event Transient Store. More...
DataObject * | put (DataObject *object, const std::string &address, const bool useRootInTES=true) const
| Register a data object or container into Gaudi Event Transient Store. More...
template<class TYPE >
Gaudi::Utils::GetData< TYPE >::return_type | get (IDataProviderSvc *svc, const std::string &location, const bool useRootInTES=true) const
| Templated access to the data in Gaudi Transient Store. More...
template<class TYPE >
Gaudi::Utils::GetData< TYPE >::return_type | getIfExists (IDataProviderSvc *svc, const std::string &location, const bool useRootInTES=true) const
| Templated access to the data in Gaudi Transient Store. More...
template<class TYPE >
Gaudi::Utils::GetData< TYPE >::return_type | get (const std::string &location, const bool useRootInTES=true) const
| Templated access to the data from Gaudi Event Transient Store. More...
template<class TYPE >
Gaudi::Utils::GetData< TYPE >::return_type | getIfExists (const std::string &location, const bool useRootInTES=true) const
| Templated access to the data in Gaudi Transient Store. More...
template<class TYPE >
TYPE * | getDet (IDataProviderSvc *svc, const std::string &location) const
| Templated access to the detector data from the Gaudi Detector Transient Store. More...
template<class TYPE >
Gaudi::Utils::GetData< TYPE >::return_type | getDetIfExists (IDataProviderSvc *svc, const std::string &location) const
| Templated access to the detector data from the Gaudi Detector Transient Store. More...
template<class TYPE >
TYPE * | getDet (const std::string &location) const
| Templated access to the detector data from the Gaudi Detector Transient Store. More...
template<class TYPE >
Gaudi::Utils::GetData< TYPE >::return_type | getDetIfExists (const std::string &location) const
| Templated access to the detector data from the Gaudi Detector Transient Store. More...
template<class TYPE >
bool | exist (IDataProviderSvc *svc, const std::string &location, const bool useRootInTES=true) const
| Check the existence of a data object or container in the Gaudi Transient Event Store. More...
template<class TYPE >
bool | exist (const std::string &location, const bool useRootInTES=true) const
| Check the existence of a data object or container in the Gaudi Transient Event Store. More...
template<class TYPE >
bool | existDet (IDataProviderSvc *svc, const std::string &location) const
| Check the existence of detector objects in the Gaudi Transient Detector Store. More...
template<class TYPE >
bool | existDet (const std::string &location) const
| Check the existence of detector objects in the Gaudi Transient Detector Store. More...
template<class TYPE , class TYPE2 >
Gaudi::Utils::GetData< TYPE >::return_type | getOrCreate (IDataProviderSvc *svc, const std::string &location, const bool useRootInTES=true) const
| Get the existing data object from Gaudi Event Transient store. More...
template<class TYPE , class TYPE2 >
Gaudi::Utils::GetData< TYPE >::return_type | getOrCreate (const std::string &location, const bool useRootInTES=true) const
| Get the existing data object from Gaudi Event Transient store. More...
StatusCode | Error (const std::string &msg, const StatusCode st=StatusCode::FAILURE, const size_t mx=10) const
| Print the error message and return with the given StatusCode. More...
StatusCode | Warning (const std::string &msg, const StatusCode st=StatusCode::FAILURE, const size_t mx=10) const
| Print the warning message and return with the given StatusCode. More...
StatusCode | Info (const std::string &msg, const StatusCode st=StatusCode::SUCCESS, const size_t mx=10) const
| Print the info message and return with the given StatusCode. More...
| GaudiTool (const std::string &type, const std::string &name, const IInterface *parent)
| Standard constructor. More...
| ~GaudiTool () override
| destructor, virtual and protected More...
Public Member Functions inherited from GaudiCommon< AlgTool >
Gaudi::Utils::GetData< TYPE >::return_type | get (IDataProviderSvc *svc, const std::string &location, const bool useRootInTES=true) const
| Templated access to the data in Gaudi Transient Store. More...
Gaudi::Utils::GetData< TYPE >::return_type | getIfExists (IDataProviderSvc *svc, const std::string &location, const bool useRootInTES=true) const
| Quicker version of the get function which bypasses the check on the retrieved data. More...
bool | exist (IDataProviderSvc *svc, const std::string &location, const bool useRootInTES=true) const
| Check the existence of a data object or container in the Gaudi Transient Event Store. More...
Gaudi::Utils::GetData< TYPE >::return_type | getOrCreate (IDataProviderSvc *svc, const std::string &location, const bool useRootInTES=true) const
| Get the existing data object from Gaudi Event Transient store. More...
DataObject * | put (IDataProviderSvc *svc, DataObject *object, const std::string &location, const bool useRootInTES=true) const
| Register a data object or container into Gaudi Event Transient Store. More...
TOOL * | tool (const std::string &type, const std::string &name, const IInterface *parent=0, bool create=true) const
| Useful method for the easy location of tools. More...
TOOL * | tool (const std::string &type, const IInterface *parent=0, bool create=true) const
| A useful method for the easy location of tools. More...
SmartIF< SERVICE > | svc (const std::string &name, const bool create=true) const
| A useful method for the easy location of services. More...
IUpdateManagerSvc * | updMgrSvc () const
| Short-cut to locate the Update Manager Service. More...
WARN_UNUSED StatusCode | Error (const std::string &msg, const StatusCode st=StatusCode::FAILURE, const size_t mx=10) const
| Print the error message and return with the given StatusCode. More...
WARN_UNUSED StatusCode | Warning (const std::string &msg, const StatusCode st=StatusCode::FAILURE, const size_t mx=10) const
| Print the warning message and return with the given StatusCode. More...
WARN_UNUSED StatusCode | Info (const std::string &msg, const StatusCode st=StatusCode::SUCCESS, const size_t mx=10) const
| Print the info message and return with the given StatusCode. More...
WARN_UNUSED StatusCode | Print (const std::string &msg, const StatusCode st=StatusCode::SUCCESS, const MSG::Level lev=MSG::INFO) const
| Print the message and return with the given StatusCode. More...
void | Assert (const bool ok, const std::string &message="", const StatusCode sc=StatusCode(StatusCode::FAILURE, true)) const
| Assertion - throw exception if the given condition is not fulfilled. More...
void | Assert (const bool ok, const char *message, const StatusCode sc=StatusCode(StatusCode::FAILURE, true)) const
| Assertion - throw exception if the given condition is not fulfilled. More...
void | Exception (const std::string &msg, const GaudiException &exc, const StatusCode sc=StatusCode(StatusCode::FAILURE, true)) const
| Create and (re)-throw a given GaudiException. More...
void | Exception (const std::string &msg, const std::exception &exc, const StatusCode sc=StatusCode(StatusCode::FAILURE, true)) const
| Create and (re)-throw a given exception. More...
void | Exception (const std::string &msg="no message", const StatusCode sc=StatusCode(StatusCode::FAILURE, true)) const
| Create and throw an exception with the given message. More...
const Statistics & | counters () const
| accessor to all counters More...
StatEntity & | counter (const std::string &tag) const
| accessor to certain counter by name More...
bool | typePrint () const
| Insert the actual C++ type of the algorithm/tool in the messages ? More...
bool | propsPrint () const
| Print properties at initialization ? More...
bool | statPrint () const
| Print statistical counters at finalization ? More...
bool | errorsPrint () const
| Print error counters at finalization ? More...
long | printStat (const MSG::Level level=MSG::ALWAYS) const
| perform the actual printout of statistical counters More...
long | printErrors (const MSG::Level level=MSG::ALWAYS) const
| perform the actual printout of error counters More...
long | printProps (const MSG::Level level=MSG::ALWAYS) const
| perform the actual printout of properties More...
void | registerCondition (const std::string &condition, StatusCode(CallerClass::*mf)()=nullptr)
| register the current instance to the UpdateManagerSvc as a consumer for a condition. More...
void | registerCondition (const std::string &condition, CondType *&condPtrDest, StatusCode(CallerClass::*mf)()=NULL)
| register the current instance to the UpdateManagerSvc as a consumer for a condition. More...
void | registerCondition (char *condition, StatusCode(CallerClass::*mf)()=NULL)
| just to avoid conflicts with the version using a pointer to a template class. More...
void | registerCondition (TargetClass *condition, StatusCode(CallerClass::*mf)()=NULL)
| register the current instance to the UpdateManagerSvc as a consumer for a condition. More...
StatusCode | runUpdate ()
| asks the UpdateManagerSvc to perform an update of the instance (if needed) without waiting the next BeginEvent incident. More...
| GaudiCommon (const std::string &name, ISvcLocator *pSvcLocator)
| Algorithm constructor - the SFINAE constraint below ensures that this is constructor is only defined if PBASE derives from Algorithm. More...
| GaudiCommon (const std::string &type, const std::string &name, const IInterface *ancestor)
| Tool constructor - SFINAE-ed to insure this constructor is only defined if PBASE derives from AlgTool. More...
StatusCode | initialize () override
| standard initialization method More...
StatusCode | finalize () override
| standard finalization method More...
StatusCode | release (const IInterface *interface) const
| Manual forced (and 'safe') release of the active tool or service. More...
const Services & | services () const
| get the list of aquired services More...
const std::string & | context () const
| Returns the "context" string. Used to identify different processing states. More...
const std::string & | rootInTES () const
| Returns the "rootInTES" string. More...
const std::string | fullTESLocation (const std::string &location, const bool useRootInTES) const
| Returns the full correct event location given the rootInTes settings. More...
Public Member Functions inherited from AlgTool
StatusCode | queryInterface (const InterfaceID &riid, void **ppvUnknown) override
| Query for a given interface. More...
const std::string & | name () const override
| Retrieve full identifying name of the concrete tool object. More...
const std::string & | type () const override
| Retrieve type (concrete class) of the sub-algtool. More...
const IInterface * | parent () const override
| Retrieve parent of the sub-algtool. More...
StatusCode | configure () override
StatusCode | initialize () override
StatusCode | start () override
StatusCode | stop () override
StatusCode | finalize () override
StatusCode | terminate () override
StatusCode | reinitialize () override
StatusCode | restart () override
Gaudi::StateMachine::State | FSMState () const override
Gaudi::StateMachine::State | targetFSMState () const override
StatusCode | sysInitialize () override
| Initialize AlgTool. More...
StatusCode | sysStart () override
| Start AlgTool. More...
StatusCode | sysStop () override
| Stop AlgTool. More...
StatusCode | sysFinalize () override
| Finalize AlgTool. More...
StatusCode | sysReinitialize () override
| Initialize AlgTool. More...
StatusCode | sysRestart () override
| Start AlgTool. More...
| AlgTool (const std::string &type, const std::string &name, const IInterface *parent)
| Standard Constructor. More...
SmartIF< ISvcLocator > & | serviceLocator () const override
| Retrieve pointer to service locator. More...
ISvcLocator * | svcLoc () const
| shortcut for the method service locator More...
IDataProviderSvc * | evtSvc () const
| accessor to event service service More...
IToolSvc * | toolSvc () const
| The standard ToolSvc service, Return a pointer to the service if present. More...
StatusCode | setProperties ()
| Method for setting declared properties to the values specified in the jobOptions via the job option service. More...
template<class T >
StatusCode | service (const std::string &name, T *&svc, bool createIf=true) const
| Access a service by name, creating it if it doesn't already exist. More...
template<class T >
StatusCode | service (const std::string &type, const std::string &name, T *&svc) const
| Access a service by name, type creating it if it doesn't already exist. More...
SmartIF< IService > | service (const std::string &name, const bool createIf=true, const bool quiet=false) const
| Return a pointer to the service identified by name (or "type/name") More...
template<typename T >
SmartIF< T > | service (const std::string &name, const bool createIf=true, const bool quiet=false) const
template<class T >
Gaudi::Details::PropertyBase * | declareProperty (const std::string &name, ToolHandle< T > &hndl, const std::string &doc="none")
template<class T >
StatusCode | declareTool (ToolHandle< T > &handle, std::string toolTypeAndName, bool createIf=true)
template<class T >
Gaudi::Details::PropertyBase * | declareProperty (const std::string &name, ToolHandleArray< T > &hndlArr, const std::string &doc="none")
template<class T >
void | addToolsArray (ToolHandleArray< T > &hndlArr)
virtual void | acceptDHVisitor (IDataHandleVisitor *) const override
void | commitHandles () override
void | registerTool (IAlgTool *tool) const
void | deregisterTool (IAlgTool *tool) const
const std::vector< IAlgTool * > & | tools () const
IAuditorSvc * | auditorSvc () const
| Access the auditor service. More...
IMonitorSvc * | monitorSvc () const
| Access the monitor service. More...
template<class T >
void | declareInfo (const std::string &name, const T &var, const std::string &desc) const
| Declare monitoring information. More...
void | declareInfo (const std::string &name, const std::string &format, const void *var, int size, const std::string &desc) const
| Declare monitoring information (special case) More...
| ~AlgTool () override
Public Member Functions inherited from DataHandleHolderBase< PropertyHolder< CommonMessaging< implements< IAlgTool, IDataHandleHolder, IProperty, IStateful > > > >
std::vector< Gaudi::DataHandle * > | inputHandles () const override
std::vector< Gaudi::DataHandle * > | outputHandles () const override
virtual const DataObjIDColl & | extraInputDeps () const override
virtual const DataObjIDColl & | extraOutputDeps () const override
void | declare (Gaudi::DataHandle &handle) override
void | renounce (Gaudi::DataHandle &handle) override
const DataObjIDColl & | inputDataObjs () const override
const DataObjIDColl & | outputDataObjs () const override
void | addDependency (const DataObjID &id, const Gaudi::DataHandle::Mode &mode) override
Public Member Functions inherited from extends< PropertyHolder< CommonMessaging< implements< IAlgTool, IDataHandleHolder, IProperty, IStateful > > >, IDataHandleHolder >
void * | i_cast (const InterfaceID &tid) const override
| Implementation of IInterface::i_cast. More...
StatusCode | queryInterface (const InterfaceID &ti, void **pp) override
| Implementation of IInterface::queryInterface. More...
std::vector< std::string > | getInterfaceNames () const override
| Implementation of IInterface::getInterfaceNames. More...
| ~extends () override=default
| Virtual destructor. More...
Public Member Functions inherited from PropertyHolder< CommonMessaging< implements< IAlgTool, IDataHandleHolder, IProperty, IStateful > > >
| PropertyHolder ()=default
| ~PropertyHolder () override=default
Gaudi::Details::PropertyBase & | declareProperty (Gaudi::Details::PropertyBase &prop)
| Declare a property. More...
Gaudi::Details::PropertyBase * | declareProperty (const std::string &name, TYPE &value, const std::string &doc="none")
| Helper to wrap a regular data member and use it as a regular property. More...
Gaudi::Details::PropertyBase * | declareProperty (const std::string &name, TYPE &value, const std::string &doc="none") const
Gaudi::Details::PropertyBase * | declareProperty (const std::string &name, Gaudi::Property< TYPE, VERIFIER, HANDLERS > &prop, const std::string &doc="none")
| Declare a PropertyBase instance setting name and documentation. More...
Gaudi::Details::PropertyBase * | declareRemoteProperty (const std::string &name, IProperty *rsvc, const std::string &rname="")
| Declare a remote property. More...
StatusCode | setProperty (const Gaudi::Details::PropertyBase &p) override
| set the property form another property More...
StatusCode | setProperty (const std::string &s) override
| set the property from the formatted string More...
StatusCode | setProperty (const std::string &n, const std::string &v) override
| set the property from name and the value More...
StatusCode | setProperty (const std::string &name, const TYPE &value)
| set the property form the value More...
StatusCode | getProperty (Gaudi::Details::PropertyBase *p) const override
| get the property More...
const Gaudi::Details::PropertyBase & | getProperty (const std::string &name) const override
| get the property by name More...
StatusCode | getProperty (const std::string &n, std::string &v) const override
| convert the property to the string More...
const std::vector< Gaudi::Details::PropertyBase * > & | getProperties () const override
| get all properties More...
bool | hasProperty (const std::string &name) const override
| Return true if we have a property with the given name. More...
| PropertyHolder (const PropertyHolder &)=delete
PropertyHolder & | operator= (const PropertyHolder &)=delete
Gaudi::Details::PropertyBase * | declareProperty (const std::string &name, GaudiHandleBase &ref, const std::string &doc="none")
| Specializations for various GaudiHandles. More...
Gaudi::Details::PropertyBase * | declareProperty (const std::string &name, GaudiHandleArrayBase &ref, const std::string &doc="none")
Gaudi::Details::PropertyBase * | declareProperty (const std::string &name, DataObjectHandleBase &ref, const std::string &doc="none")
Public Member Functions inherited from CommonMessagingBase
virtual | ~CommonMessagingBase ()=default
| Virtual destructor. More...
const SmartIF< IMessageSvc > & | msgSvc () const
| The standard message service. More...
MsgStream & | msgStream () const
| Return an uninitialized MsgStream. More...
MsgStream & | msgStream (const MSG::Level level) const
| Predefined configurable message stream for the efficient printouts. More...
MsgStream & | always () const
| shortcut for the method msgStream(MSG::ALWAYS) More...
MsgStream & | fatal () const
| shortcut for the method msgStream(MSG::FATAL) More...
MsgStream & | err () const
| shortcut for the method msgStream(MSG::ERROR) More...
MsgStream & | error () const
| shortcut for the method msgStream(MSG::ERROR) More...
MsgStream & | warning () const
| shortcut for the method msgStream(MSG::WARNING) More...
MsgStream & | info () const
| shortcut for the method msgStream(MSG::INFO) More...
MsgStream & | debug () const
| shortcut for the method msgStream(MSG::DEBUG) More...
MsgStream & | verbose () const
| shortcut for the method msgStream(MSG::VERBOSE) More...
MsgStream & | msg () const
| shortcut for the method msgStream(MSG::INFO) More...
MSG::Level | msgLevel () const
| get the cached level (originally extracted from the embedded MsgStream) More...
MSG::Level | outputLevel () const __attribute__((deprecated))
| Backward compatibility function for getting the output level. More...
bool | msgLevel (MSG::Level lvl) const
| get the output level from the embedded MsgStream More...
Public Member Functions inherited from extend_interfaces< Interfaces... >
| ~extend_interfaces () override=default
| Virtual destructor. More...

## Private Member Functions
| FuncMinimum ()=delete
| default constructor is private More...
| FuncMinimum (const FuncMinimum &)=delete
| copy constructor is private More...
FuncMinimum & | operator= (const FuncMinimum &)=delete
| assignment operator is More...

## Private Attributes
Gaudi::Property< std::string > | m_algType
Gaudi::Property< double > | m_max_iter {this, "Iteration", 200, "maximum of iteration"}
Gaudi::Property< double > | m_norm_gradient
Gaudi::Property< double > | m_step_size {this, "Step_size", 0.01, "size of the first trial step"}
Gaudi::Property< double > | m_tol {this, "Tol", 1e-10, "accuracy of the line minimization"}
const gsl_multimin_fdfminimizer_type * | m_type = nullptr

## Additional Inherited Members
Static Public Member Functions inherited from GaudiTool
static bool | enableSummary (bool)
| enable/disable summary More...
static bool | summaryEnabled ()
| is summary enabled? More...
Protected Types inherited from GaudiCommon< AlgTool >
using | base_class = AlgTool
typedef std::map< std::string, StatEntity > | Statistics
| the actual type of general counters More...
typedef std::map< std::string, unsigned int > | Counter
| the actual type error/warning counter More...
typedef std::vector< IAlgTool * > | AlgTools
| storage for active tools More...
typedef std::vector< SmartIF< IService > > | Services
| storage for active services More...
Protected Member Functions inherited from GaudiCommon< AlgTool >
| ~GaudiCommon () override=default
| Destructor. More...
StatusCode | releaseTool (const IAlgTool *tool) const
| manual forced (and 'safe') release of the tool More...
StatusCode | releaseSvc (const IInterface *svc) const
| manual forced (and 'safe') release of the service More...
Protected Member Functions inherited from AlgTool
template<typename I >
void | declareInterface (I *i)
std::vector< IAlgTool * > & | tools ()
Protected Member Functions inherited from DataHandleHolderBase< PropertyHolder< CommonMessaging< implements< IAlgTool, IDataHandleHolder, IProperty, IStateful > > > >
void | initDataHandleHolder ()
| initializes all handles - called by the sysInitialize method of any descendant of this More...
Protected Member Functions inherited from PropertyHolder< CommonMessaging< implements< IAlgTool, IDataHandleHolder, IProperty, IStateful > > >
Gaudi::Details::PropertyBase * | property (const std::string &name) const
Protected Member Functions inherited from CommonMessaging< implements< IAlgTool, IDataHandleHolder, IProperty, IStateful > >
MSG::Level | setUpMessaging ()
| Set up local caches. More...
MSG::Level | resetMessaging ()
| Reinitialize internal states. More...
void | updateMsgStreamOutputLevel (int level)
| Update the output level of the cached MsgStream. More...
Protected Attributes inherited from GaudiCommon< AlgTool >
SmartIF< ICounterSummarySvc > | m_counterSummarySvc
| a pointer to the CounterSummarySvc More...
Protected Attributes inherited from AlgTool
std::unique_ptr< IDataHandleVisitor > | m_updateDataHandles
| Hook for for derived classes to provide a custom visitor for data handles. More...
Protected Attributes inherited from DataHandleHolderBase< PropertyHolder< CommonMessaging< implements< IAlgTool, IDataHandleHolder, IProperty, IStateful > > > >
DataObjIDColl | m_inputDataObjs
DataObjIDColl | m_outputDataObjs
Static Protected Attributes inherited from GaudiCommon< AlgTool >
static const bool | IgnoreRootInTES
| Simple definition to be used with the new useRootInTES argument get<TYPE> and put methods. More...
static const bool | UseRootInTES
| Simple definition to be used with the new useRootInTES argument get<TYPE> and put methods. More...

## Detailed Description

The simplest concrete implementation of IFuncMinimum interface.

See also
  GaudiGSL/IFuncMinimum.h

Author
  Kirill Miklyaev kiril.nosp@m.lm@i.nosp@m.ris1..nosp@m.itep.nosp@m..ru

Date
  2002-09-14

Definition at line 24 of file FuncMinimum.h.

## Member Typedef Documentation

typedef std::vector<const GenFunc*> FuncMinimum::Gradient

Definition at line 27 of file FuncMinimum.h.

## Constructor & Destructor Documentation

FuncMinimum::FuncMinimum | ( |  | ) |
| private delete

default constructor is private

FuncMinimum::FuncMinimum | ( | const FuncMinimum & |  | ) |
| private delete

copy constructor is private

## Member Function Documentation

StatusCode FuncMinimum::initialize | ( |  | ) |
| override

Overriding initialize.

The algorithm for multidimensional minimization

Definition at line 188 of file FuncMinimum.cpp.

190 {
191 StatusCode sc = GaudiTool::initialize();
192
193 if ( sc.isFailure() ) {
194 return Error( "Could not initialize base class GaudiTool", sc );
195 }
196
198 if ( "conjugate_fr" == m_algType ) {
199 m_type = gsl_multimin_fdfminimizer_conjugate_fr;
200 debug() << "Minimization algorithm to be used: "
201 << "'gsl_multimin_fdfminimizer_conjugate_fr'" << endmsg;
202 } else if ( "conjugate_pr" == m_algType ) {
203 m_type = gsl_multimin_fdfminimizer_conjugate_pr;
204 debug() << "Minimization algorithm to be used: "
205 << "'gsl_multimin_fdfminimizer_conjugate_pr'" << endmsg;
206 } else if ( "vector_bfgs" == m_algType ) {
207 m_type = gsl_multimin_fdfminimizer_vector_bfgs;
208 debug() << "Minimization algorithm to be used: "
209 << "'gsl_multimin_fdfminimizer_vector_bfgs'" << endmsg;
210 } else if ( "steepest_descent" == m_algType ) {
211 m_type = gsl_multimin_fdfminimizer_steepest_descent;
212 debug() << "Minimization algorithm to be used: "
213 << "'gsl_multimin_fdfminimizer_steepest_descent'" << endmsg;
214 } else {
215 return Error( " Unknown algorithm type '" + m_algType + "'" );
216 }
217
218 return StatusCode::SUCCESS;
219 }
FuncMinimum::m_algType
Gaudi::Property< std::string > m_algType
Definition: FuncMinimum.h:85
StatusCode::SUCCESS
Definition: StatusCode.h:29
FuncMinimum::m_type
const gsl_multimin_fdfminimizer_type * m_type
Definition: FuncMinimum.h:93
StatusCode::isFailure
bool isFailure() const
Test for a status code of FAILURE.
Definition: StatusCode.h:61
StatusCode
This class is used for returning status codes from appropriate routines.
Definition: StatusCode.h:26
CommonMessagingBase::debug
MsgStream & debug() const
shortcut for the method msgStream(MSG::DEBUG)
Definition: CommonMessaging.h:115
GaudiTool::Error
StatusCode Error(const std::string &msg, const StatusCode st=StatusCode::FAILURE, const size_t mx=10) const
Print the error message and return with the given StatusCode.
Definition: GaudiTool.h:671
endmsg
MsgStream & endmsg(MsgStream &s)
MsgStream Modifier: endmsg. Calls the output method of the MsgStream.
Definition: MsgStream.h:209
GaudiTool::initialize
StatusCode initialize() override
standard initialization method
Definition: GaudiTool.cpp:151

StatusCode FuncMinimum::minimum | ( | const GenFunc & | func,
|  | Arg & | arg
| ) |  | const
| override

Find minimum of the function "GenFunc".

See also
  IFuncMinimum.h

Returns
  StatusCode

StatusCode FuncMinimum::minimum | ( | const GenFunc & | func,
|  | Arg & | arg,
|  | Covariance & | covar
| ) |  | const
| override

Find minimum of the function "GenFunc".

See also
  IFuncMinimum.h

Returns
  StatusCode

FuncMinimum& FuncMinimum::operator= | ( | const FuncMinimum & |  | ) |
| private delete

assignment operator is

## Member Data Documentation

Gaudi::Property<std::string> FuncMinimum::m_algType
| private

Initial value:
{this, "Algorithm", "conjugate_fr",
"type of the algorithm for multidimensional minimization"}

Definition at line 85 of file FuncMinimum.h.

Gaudi::Property<double> FuncMinimum::m_max_iter {this, "Iteration", 200, "maximum of iteration"}
| private

Definition at line 87 of file FuncMinimum.h.

Gaudi::Property<double> FuncMinimum::m_norm_gradient
| private

Initial value:
{this, "Gradient", 1.0e-10,
"absolute tolerance for the Euclidean norm of the gradient"}

Definition at line 88 of file FuncMinimum.h.

Gaudi::Property<double> FuncMinimum::m_step_size {this, "Step_size", 0.01, "size of the first trial step"}
| private

Definition at line 90 of file FuncMinimum.h.

Gaudi::Property<double> FuncMinimum::m_tol {this, "Tol", 1e-10, "accuracy of the line minimization"}
| private

Definition at line 91 of file FuncMinimum.h.

const gsl_multimin_fdfminimizer_type* FuncMinimum::m_type = nullptr
| private

Definition at line 93 of file FuncMinimum.h.

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

- GaudiGSL/src/Components/FuncMinimum.h
- GaudiGSL/src/Components/FuncMinimum.cpp