Public Types | Public Member Functions | Static Public Member Functions | Public Attributes | Protected Member Functions | Private Member Functions | Private Attributes | List of all members
PLMD::function::Function Class Referenceabstract

#include <Function.h>

Inheritance diagram for PLMD::function::Function:
Inheritance graph
[legend]

Public Types

typedef std::vector< Action * > Dependencies
 

Public Member Functions

 Function (const ActionOptions &)
 
virtual ~Function ()
 
virtual void activate ()
 Set action to active. More...
 
void addComponent (const std::string &name, const std::vector< unsigned > &shape=std::vector< unsigned >())
 Add a value with a name like label.name. More...
 
virtual void addComponentWithDerivatives (const std::string &name, const std::vector< unsigned > &shape=std::vector< unsigned >())
 Add a value with a name like label.name that has derivatives. More...
 
void addDependency (Action *)
 Specify that this Action depends on another one. More...
 
void addForcesOnArguments (const unsigned &argstart, const std::vector< double > &forces, unsigned &ind, const std::string &c)
 Add forces to arguments (used in apply) More...
 
void addValue (const std::vector< unsigned > &shape=std::vector< unsigned >())
 Add a value with the name label. More...
 
virtual void addValueWithDerivatives (const std::vector< unsigned > &shape=std::vector< unsigned >())
 Add a value with the name label that has derivatives. More...
 
void apply () override
 Apply an Action. More...
 
virtual void beforeUpdate ()
 Before Update. More...
 
double bringBackInPbc (int i, double d1) const
 Takes one value and brings it back into the pbc of argument i. More...
 
virtual void calculate ()=0
 Calculate an Action. More...
 
virtual bool calculateConstantValues (const bool &have_atoms)
 Used to calculate constant values in startup. More...
 
void calculateFromPDB (const PDB &)
 Calculate the action given a pdb file as input. More...
 
virtual void calculateNumericalDerivatives (ActionWithValue *a=NULL)
 Perform calculation using numerical derivatives N.B. More...
 
void calculateNumericalDerivatives (ActionWithValue *a=NULL) override
 Calculate the numerical derivatives N.B. More...
 
virtual bool calculateOnUpdate ()
 This is used to check if we run calculate during the update step. More...
 
virtual ActionAtomisticcastToActionAtomistic () noexcept
 
virtual ActionForInterfacecastToActionForInterface () noexcept
 
virtual ActionShortcutcastToActionShortcut () noexcept
 
virtual ActionToGetDatacastToActionToGetData () noexcept
 
virtual ActionToPutDatacastToActionToPutData () noexcept
 
virtual ActionWithArgumentscastToActionWithArguments () noexcept
 
ActionWithArgumentscastToActionWithArguments () noexcept final
 
ActionWithValuecastToActionWithValue () noexcept final
 Specialized casts, to make PlumedMain run faster. More...
 
virtual ActionWithVirtualAtomcastToActionWithVirtualAtom () noexcept
 
virtual DomainDecompositioncastToDomainDecomposition () noexcept
 
virtual PbcActioncastToPbcAction () noexcept
 
virtual void checkFieldsAllowed ()
 
bool checkForDependency (Action *)
 Check that this action does not depend on the action in the argument. More...
 
virtual bool checkNeedsGradients () const
 Check if the action needs gradient. More...
 
bool checkNumericalDerivatives () const override
 Check if numerical derivatives should be used. More...
 
void checkRead ()
 Check if Action was properly read. More...
 
bool checkUpdate () const
 Check if action should be updated. More...
 
std::string cite (const std::string &s)
 Cite a paper see PlumedMain::cite. More...
 
void clearDependencies ()
 Clear the dependence list for this Action. More...
 
virtual void clearDerivatives (const bool &force=false)
 Clear the derivatives of values wrt parameters. More...
 
virtual void clearInputForces (const bool &force=false)
 Clear the forces on the values. More...
 
virtual void clearOptions ()
 
void componentIsNotPeriodic (const std::string &name)
 Set your value component to have no periodicity. More...
 
void componentIsPeriodic (const std::string &name, const std::string &min, const std::string &max)
 Set the value to be periodic with a particular domain. More...
 
ValuecopyOutput (const std::string &name) const
 Return a pointer to the value with name (this is used to retrieve values in other PLMD::Actions) You should NEVER use this routine to refer to the components of your PLMD::Action. More...
 
ValuecopyOutput (const unsigned &n) const
 Return a pointer to the value with this number (this is used to retrieve values in other PLMD::Actions) You should NEVER use this routine to refer to the components of your PLMD::Action. More...
 
virtual void deactivate ()
 Set action to inactive. More...
 
double difference (int, double, double) const
 Takes the difference taking into account pbc for arg i. More...
 
virtual bool doNotCalculateDerivatives () const
 Are we not calculating derivatives. More...
 
void error (const std::string &msg) const
 Crash calculation and print documentation. More...
 
bool exists (const std::string &name) const
 Check if a value with a particular name is present. More...
 
void exit (int c=0)
 Exit with error code c. More...
 
int fclose (FILE *fp)
 Closes a file opened with Action::fclose(). More...
 
void fflush ()
 Tell to the Action to flush open files. More...
 
FILE * fopen (const char *path, const char *mode)
 Opens a file. More...
 
double getArgument (const unsigned &iarg)
 
double getArgument (const unsigned n) const
 Returns the value of an argument. More...
 
virtual const std::vector< Value * > & getArguments () const
 Returns an array of pointers to the arguments. More...
 
std::string getComponentsList () const
 get a string that contains all the available components More...
 
std::vector< std::string > getComponentsVector () const
 get a vector that contains the label for all the components More...
 
bool getCPT () const
 Return true if we are doing at a checkpoint step. More...
 
std::string getDefaultString () const
 Get the defaults. More...
 
const DependenciesgetDependencies () const
 Return dependencies. More...
 
bool getExchangeStep () const
 Check if we are on an exchange step. More...
 
double getkBT ()
 Get the value of kBT by either reading the TEMP keyword and multiplying the temperature by Boltzmann's constant or get it fro the MD code. More...
 
std::string getKeyword (const std::string &key)
 Just read one of the keywords and return the whole thing as a string. More...
 
const std::string & getLabel () const
 Returns the label. More...
 
virtual void getMatrixColumnTitles (std::vector< std::string > &argnames) const
 Get the titles to use for the columns of the matrix. More...
 
const std::string & getName () const
 Returns the name. More...
 
virtual unsigned getNumberOfArguments () const
 Returns the number of arguments. More...
 
int getNumberOfComponents () const
 Returns the number of values defined. More...
 
unsigned getNumberOfDerivatives () override
 
double getOutputQuantity (const std::string &name) const
 Get the value with a specific name (N.B. if there is no such value this returns zero) More...
 
double getOutputQuantity (const unsigned j) const
 Get the value of one of the components of the PLMD::Action. More...
 
ValuegetPntrToArgument (const unsigned n) const
 Return a pointer to specific argument. More...
 
double getProjection (unsigned i, unsigned j) const
 Get the scalar product between the gradients of two variables. More...
 
bool getRestart () const
 Return true if we are doing a restart. More...
 
long long int getStep () const
 Return the present timestep. More...
 
double getTime () const
 Return the present time. More...
 
double getTimeStep () const
 Return the timestep. More...
 
bool isActive () const
 Check if action is active. More...
 
bool isOptionOn (const std::string &s) const
 Check if an option is on. More...
 
virtual void lockRequests ()
 
void lockRequests () override
 
template<class T >
void parse (const std::string &key, T &t)
 Parse one keyword as generic type. More...
 
bool parseArgumentList (const std::string &key, int i, std::vector< Value * > &args)
 Parse a numbered list of arguments. More...
 
void parseArgumentList (const std::string &key, std::vector< Value * > &args)
 Parse a list of arguments. More...
 
void parseFlag (const std::string &key, bool &t)
 Parse one keyword as boolean flag. More...
 
template<class T >
bool parseNumbered (const std::string &key, const int no, T &t)
 Parse one numbered keyword as generic type. More...
 
template<class T >
bool parseNumberedVector (const std::string &key, const int no, std::vector< T > &t)
 Parse a vector with a number. More...
 
template<class T >
void parseVector (const std::string &key, std::vector< T > &t)
 Parse one keyword as std::vector. More...
 
virtual void prepare ()
 Prepare an Action for calculation This can be used by Action if they need some special preparation before calculation. More...
 
virtual void readAtomsFromPDB (const PDB &)
 This is overwritten in ActionAtomistic so that we can read the atoms from the pdb input file rather than taking them from the MD code. More...
 
void requestArguments (const std::vector< Value * > &arg)
 Setup the dependencies. More...
 
void requestExtraDependencies (const std::vector< Value * > &extra)
 
virtual void runFinalJobs ()
 RunFinalJobs This method is called once at the very end of the calculation. More...
 
void setGradients (Value *myval, unsigned &start) const
 Get the gradient for this action. More...
 
virtual void setGradientsIfNeeded ()
 Calculate the gradients and store them for all the values (need for projections) More...
 
void setNotPeriodic ()
 Set your default value to have no periodicity. More...
 
virtual void setOption (const std::string &s)
 
void setPeriodic (const std::string &min, const std::string &max)
 Set the value to be periodic with a particular domain. More...
 
void setupConstantValues (const bool &have_atoms)
 This calculates any values that are constant and ensures that we don't calculate these actions on every timestep. More...
 
void setValue (Value *, double)
 Set the value. More...
 
virtual void turnOnDerivatives ()
 Activate the calculation of derivatives. More...
 
virtual void unlockRequests ()
 
void unlockRequests () override
 
virtual void update ()
 Update. More...
 
void useNumericalDerivatives ()
 This forces the class to use numerical derivatives. More...
 
void warning (const std::string &msg)
 Issue a warning. More...
 
virtual std::string writeInGraph () const
 Get the info on what to calculate. More...
 

Static Public Member Functions

static void componentsAreNotOptional (Keywords &keys)
 Puts a message into the manual that the components always output. More...
 
static void interpretArgumentList (const std::vector< std::string > &c, const ActionSet &as, Action *action, std::vector< Value * > &arg)
 Convert a list of argument names into a list of pointers to the values. More...
 
static void noAnalyticalDerivatives (Keywords &keys)
 Insist that numerical derivatives should always be used for an action and make this fact appear in the manual. More...
 
static void registerKeywords (Keywords &)
 
static void useCustomisableComponents (Keywords &keys)
 The components in the action will depend on the user. More...
 

Public Attributes

Communicatorcomm
 
std::set< FILE * > files
 
const Keywordskeywords
 
Loglog
 Reference to the log stream. More...
 
Communicatormulti_sim_comm
 
PlumedMainplumed
 Reference to main plumed object. More...
 

Protected Member Functions

void addComponentWithDerivatives (const std::string &name)
 
void addValueWithDerivatives ()
 
bool checkForForces ()
 Accumulate the forces from the Values. More...
 
void expandArgKeywordInPDB (const PDB &pdb)
 This changes the arg keyword in the pdb file. More...
 
const ValuegetConstPntrToComponent (int i) const
 Get a const pointer to the ith component. More...
 
const std::vector< double > & getForcesToApply () const
 Get the forces to apply. More...
 
double getKBoltzmann () const
 Get the value of Boltzmann's constant. More...
 
ValuegetPntrToComponent (const std::string &name)
 Return a pointer to the value by name. More...
 
ValuegetPntrToComponent (int i)
 Return a pointer to the component by index. More...
 
ValuegetPntrToValue ()
 Get a pointer to the default value. More...
 
const UnitsgetUnits () const
 Get the units that we are operating in. More...
 
void setDerivative (int, double)
 
void setDerivative (Value *, int, double)
 
void setValue (const double &d)
 Set the default value (the one without name) More...
 
bool usingNaturalUnits () const
 Are we using natural units. More...
 

Private Member Functions

int getComponent (const std::string &name) const
 Return the index for the component named name. More...
 

Private Attributes

bool active
 Switch to activate Action on this step. More...
 
Dependencies after
 Actions on which this Action depends. More...
 
std::vector< Value * > arguments
 
std::string defaults
 The set of default arguments that we are using. More...
 
bool doCheckPoint
 
bool firststep
 This finishes setup on first step to check if actions are calculated during update. More...
 
std::vector< double > forcesForApply
 A vector that is used to hold the forces that we will apply on the input quantities. More...
 
std::string label
 Label of the Action, as set with LABEL= in the plumed.dat file. More...
 
std::vector< std::string > line
 Directive line. More...
 
bool lockRequestArguments
 
const std::string name
 Name of the directive in the plumed.dat file. More...
 
bool never_activate
 
bool noderiv
 Are we skipping the calculation of the derivatives. More...
 
bool numericalDerivatives
 Are we using numerical derivatives to differentiate. More...
 
std::set< std::string > options
 Option that you might have enabled. More...
 
int replica_index
 
bool restart
 
double timestep
 Save the timestep here. More...
 
double update_from
 Update only after this time. More...
 
double update_until
 Update only until this time. More...
 
std::vector< unsigned > valsToForce
 
std::vector< std::unique_ptr< Value > > values
 An array containing the values for this action. More...
 

Detailed Description

This is the abstract base class to use for implementing new CV function, within it there is information as to how to go about implementing a new function.

Member Typedef Documentation

◆ Dependencies

typedef std::vector<Action*> PLMD::Action::Dependencies
inherited

Constructor & Destructor Documentation

◆ Function()

PLMD::function::Function::Function ( const ActionOptions ao)
explicit

◆ ~Function()

virtual PLMD::function::Function::~Function ( )
inlinevirtual

Member Function Documentation

◆ activate()

void PLMD::Action::activate ( )
virtualinherited

Set action to active.

◆ addComponent()

void PLMD::ActionWithValue::addComponent ( const std::string &  name,
const std::vector< unsigned > &  shape = std::vector<unsigned>() 
)
inherited

Add a value with a name like label.name.

◆ addComponentWithDerivatives() [1/2]

void PLMD::function::Function::addComponentWithDerivatives ( const std::string &  name)
protected

◆ addComponentWithDerivatives() [2/2]

void PLMD::ActionWithValue::addComponentWithDerivatives ( const std::string &  name,
const std::vector< unsigned > &  shape = std::vector<unsigned>() 
)
virtualinherited

Add a value with a name like label.name that has derivatives.

Reimplemented in PLMD::colvar::MultiColvarTemplate< T >.

◆ addDependency()

void PLMD::Action::addDependency ( Action action)
inherited

Specify that this Action depends on another one.

◆ addForcesOnArguments()

void PLMD::ActionWithArguments::addForcesOnArguments ( const unsigned &  argstart,
const std::vector< double > &  forces,
unsigned &  ind,
const std::string &  c 
)
inherited

Add forces to arguments (used in apply)

◆ addValue()

void PLMD::ActionWithValue::addValue ( const std::vector< unsigned > &  shape = std::vector<unsigned>())
inherited

Add a value with the name label.

◆ addValueWithDerivatives() [1/2]

void PLMD::function::Function::addValueWithDerivatives ( )
protected

◆ addValueWithDerivatives() [2/2]

void PLMD::ActionWithValue::addValueWithDerivatives ( const std::vector< unsigned > &  shape = std::vector<unsigned>())
virtualinherited

Add a value with the name label that has derivatives.

Reimplemented in PLMD::colvar::MultiColvarTemplate< T >.

◆ apply()

void PLMD::function::Function::apply ( )
overridevirtual

Apply an Action.

This method is called one time per step. The set of all Actions is applied in backward order.

Implements PLMD::Action.

◆ beforeUpdate()

virtual void PLMD::Action::beforeUpdate ( )
inlinevirtualinherited

Before Update.

This is a special method that is called just before the update() method. It can be used by actions that want to do something irrespectively of the fact that update() is active or not. In other words, this is always called, even when action is not active.

Reimplemented in PLMD::generic::UpdateIf.

◆ bringBackInPbc()

double PLMD::ActionWithArguments::bringBackInPbc ( int  i,
double  d1 
) const
inlineinherited

Takes one value and brings it back into the pbc of argument i.

◆ calculate()

virtual void PLMD::Action::calculate ( )
pure virtualinherited

Calculate an Action.

This method is called one or more times per step. The set of all Actions is calculated in forward order.

Implemented in PLMD::bias::MetaD, PLMD::isdb::CS2Backbone, PLMD::isdb::SAXS, PLMD::bias::PBMetaD, PLMD::ves::VesLinearExpansion, PLMD::isdb::EMMI, PLMD::isdb::Metainference, PLMD::opes::OPESmetad< mode >, PLMD::isdb::RDC, PLMD::function::FuncPathMSD, PLMD::generic::FitToTemplate, PLMD::function::FuncSumHills, PLMD::ves::Optimizer, PLMD::gridtools::DumpGrid, PLMD::ves::BasisFunctions, PLMD::ves::TargetDistribution, PLMD::opes::OPESexpanded, PLMD::ves::VesDeltaF, PLMD::generic::Plumed, PLMD::generic::WrapAround, PLMD::generic::Include, PLMD::bias::MaxEnt, PLMD::generic::DumpAtoms, PLMD::vatom::Center, PLMD::colvar::Distance, PLMD::colvar::Dimer, PLMD::generic::EffectiveEnergyDrift, PLMD::bias::ExtendedLagrangian, PLMD::colvar::Torsion, PLMD::bias::MovingRestraint, PLMD::bias::External, PLMD::colvar::ContactMap, PLMD::generic::WholeMolecules, PLMD::colvar::ERMSD, PLMD::colvar::Angle, PLMD::crystdistrib::Quaternion, PLMD::isdb::Shadow, PLMD::colvar::Position, PLMD::generic::ResetCell, PLMD::ves::OutputFesBias, PLMD::isdb::JCoupling, PLMD::colvar::EEFSolv, PLMD::generic::Read, PLMD::colvar::Dipole, PLMD::vatom::FixedAtom, PLMD::colvar::PathMSDBase, PLMD::colvar::SelectMassCharge, PLMD::adjmat::ActionWithMatrix, PLMD::analysis::Wham, PLMD::bias::ABMD, PLMD::clusters::ClusterDistribution, PLMD::generic::DumpMassCharge, PLMD::colvar::Gyration, PLMD::isdb::FretEfficiency, PLMD::ves::OutputBasisFunctions, PLMD::generic::UpdateIf, PLMD::generic::Print, PLMD::ves::OutputTargetDistribution, PLMD::isdb::PRE, PLMD::membranefusion::memFusionP, PLMD::fourier::FourierTransform, PLMD::membranefusion::fusionPoreNucleationP, PLMD::function::LocalEnsemble, PLMD::bias::LWalls, PLMD::bias::UWalls, PLMD::membranefusion::fusionPoreExpansionP, PLMD::generic::RandomExchanges, PLMD::bias::BiasValue, PLMD::contour::DistanceFromContour, PLMD::isdb::NOE, PLMD::maze::Loss, PLMD::bias::Restraint, PLMD::colvar::DihedralCorrelation, PLMD::colvar::Puckering, PLMD::colvar::Plane, PLMD::analysis::Committor, PLMD::ActionForInterface, PLMD::generic::Flush, PLMD::isdb::Selector, PLMD::secondarystructure::SecondaryStructureRMSD, PLMD::function::FunctionOfVector< T >, PLMD::function::Ensemble, PLMD::generic::Constant, PLMD::function::Stats, PLMD::GenericMolInfo, PLMD::dimred::ArrangePoints, PLMD::generic::DumpDerivatives, PLMD::generic::DumpForces, PLMD::generic::EndPlumed, PLMD::vatom::Ghost, PLMD::generic::Debug, PLMD::gridtools::FindGridOptimum, PLMD::clusters::ClusterWeights, PLMD::generic::DumpProjections, PLMD::generic::DumpPDB, PLMD::analysis::Accumulate, PLMD::analysis::Collect, PLMD::dimred::ProjectPoints, PLMD::valtools::SelectWithMask, PLMD::colvar::Template, PLMD::vatom::ArgsToVatom, PLMD::generic::DumpVector, PLMD::colvar::Cell, PLMD::adjmat::DiagonalizeMatrix, PLMD::opes::ExpansionCVs, PLMD::valtools::Concatenate, PLMD::analysis::CreateMask, PLMD::clusters::ClusteringBase, PLMD::ActionShortcut, PLMD::adjmat::InvertMatrix, PLMD::colvar::RMSDVector, PLMD::contour::DumpContour, PLMD::colvar::MultiColvarTemplate< T >, PLMD::colvar::Volume, PLMD::function::FunctionOfScalar< T >, PLMD::generic::PrintNDX, PLMD::generic::Time, PLMD::valtools::Flatten, PLMD::adjmat::TransposeMatrix, PLMD::analysis::FarthestPointSampling, PLMD::colvar::ColvarFake, PLMD::mapping::GeometricPath, PLMD::symfunc::ThreeBodyGFunctions, PLMD::colvar::CoordinationBase, PLMD::bias::ReweightBase, PLMD::refdist::MatrixProductDiagonal, PLMD::colvar::PCARMSD, PLMD::ActionAnyorder, PLMD::ActionSetup, PLMD::colvar::RMSD, PLMD::gridtools::ActionWithGrid, PLMD::Group, PLMD::logmfd::LogMFD, PLMD::eds::EDS, PLMD::piv::PIV, PLMD::sasa::SASA_HASEL, PLMD::sasa::SASA_LCPO, PLMD::fisst::FISST, PLMD::isdb::Rescale, PLMD::maze::OptimizerBias, PLMD::funnel::Funnel, PLMD::function::FuncPathGeneral, PLMD::funnel::FUNNEL_PS, PLMD::function::annfunc::ANN, PLMD::isdb::Caliber, PLMD::maze::Optimizer, PLMD::s2cm::S2ContactModel, PLMD::colvar::ProjectionOnAxis, PLMD::isdb::Select, PLMD::mapping::PathReparameterization, PLMD::volumes::ActionVolume, PLMD::mapping::PathDisplacements, PLMD::ActionToGetData, PLMD::analysis::GatherReplicas, and PLMD::contour::DistanceFromSphericalContour.

◆ calculateConstantValues()

bool PLMD::ActionWithArguments::calculateConstantValues ( const bool &  have_atoms)
virtualinherited

Used to calculate constant values in startup.

Reimplemented in PLMD::analysis::Accumulate, and PLMD::analysis::Collect.

◆ calculateFromPDB()

void PLMD::Action::calculateFromPDB ( const PDB pdb)
inherited

Calculate the action given a pdb file as input.

This is used to initialize things like distance from a point in CV map space given a pdb as an input file

◆ calculateNumericalDerivatives() [1/2]

void PLMD::Action::calculateNumericalDerivatives ( ActionWithValue a = NULL)
virtualinherited

Perform calculation using numerical derivatives N.B.

only pass an ActionWithValue to this routine if you know exactly what you are doing.

Reimplemented in PLMD::ActionWithVector, PLMD::ActionAtomistic, PLMD::generic::DumpAtoms, PLMD::ActionWithArguments, PLMD::generic::PrintNDX, PLMD::isdb::EMMI, PLMD::isdb::MetainferenceBase, and PLMD::contour::DistanceFromContourBase.

◆ calculateNumericalDerivatives() [2/2]

void PLMD::ActionWithArguments::calculateNumericalDerivatives ( ActionWithValue a = NULL)
overridevirtualinherited

Calculate the numerical derivatives N.B.

only pass an ActionWithValue to this routine if you know exactly what you are doing. The default will be correct for the vast majority of cases

Reimplemented from PLMD::Action.

Reimplemented in PLMD::ActionWithVector, PLMD::generic::DumpAtoms, PLMD::generic::PrintNDX, PLMD::isdb::EMMI, and PLMD::isdb::MetainferenceBase.

◆ calculateOnUpdate()

bool PLMD::ActionWithValue::calculateOnUpdate ( )
virtualinherited

This is used to check if we run calculate during the update step.

Reimplemented in PLMD::analysis::Accumulate, and PLMD::analysis::Collect.

◆ castToActionAtomistic()

virtual ActionAtomistic* PLMD::Action::castToActionAtomistic ( )
inlinevirtualnoexceptinherited

Reimplemented in PLMD::ActionAtomistic.

◆ castToActionForInterface()

virtual ActionForInterface* PLMD::Action::castToActionForInterface ( )
inlinevirtualnoexceptinherited

Reimplemented in PLMD::ActionForInterface.

◆ castToActionShortcut()

virtual ActionShortcut* PLMD::Action::castToActionShortcut ( )
inlinevirtualnoexceptinherited

Reimplemented in PLMD::ActionShortcut.

◆ castToActionToGetData()

virtual ActionToGetData* PLMD::Action::castToActionToGetData ( )
inlinevirtualnoexceptinherited

Reimplemented in PLMD::ActionToGetData.

◆ castToActionToPutData()

virtual ActionToPutData* PLMD::Action::castToActionToPutData ( )
inlinevirtualnoexceptinherited

Reimplemented in PLMD::ActionToPutData.

◆ castToActionWithArguments() [1/2]

virtual ActionWithArguments* PLMD::Action::castToActionWithArguments ( )
inlinevirtualnoexceptinherited

Reimplemented in PLMD::ActionWithArguments.

◆ castToActionWithArguments() [2/2]

ActionWithArguments* PLMD::ActionWithArguments::castToActionWithArguments ( )
inlinefinalvirtualnoexceptinherited

Reimplemented from PLMD::Action.

◆ castToActionWithValue()

ActionWithValue* PLMD::ActionWithValue::castToActionWithValue ( )
inlinefinalvirtualnoexceptinherited

Specialized casts, to make PlumedMain run faster.

Reimplemented from PLMD::Action.

◆ castToActionWithVirtualAtom()

virtual ActionWithVirtualAtom* PLMD::Action::castToActionWithVirtualAtom ( )
inlinevirtualnoexceptinherited

Reimplemented in PLMD::ActionWithVirtualAtom.

◆ castToDomainDecomposition()

virtual DomainDecomposition* PLMD::Action::castToDomainDecomposition ( )
inlinevirtualnoexceptinherited

Reimplemented in PLMD::DomainDecomposition.

◆ castToPbcAction()

virtual PbcAction* PLMD::Action::castToPbcAction ( )
inlinevirtualnoexceptinherited

Reimplemented in PLMD::PbcAction.

◆ checkFieldsAllowed()

virtual void PLMD::ActionWithValue::checkFieldsAllowed ( )
inlinevirtualinherited

Reimplemented in PLMD::colvar::ContactMap, and PLMD::piv::PIV.

◆ checkForDependency()

bool PLMD::Action::checkForDependency ( Action action)
inherited

Check that this action does not depend on the action in the argument.

◆ checkForForces()

bool PLMD::ActionWithValue::checkForForces ( )
protectedinherited

Accumulate the forces from the Values.

◆ checkNeedsGradients()

virtual bool PLMD::Action::checkNeedsGradients ( ) const
inlinevirtualinherited

Check if the action needs gradient.

Reimplemented in PLMD::bias::MetaD, PLMD::bias::PBMetaD, and PLMD::generic::DumpProjections.

◆ checkNumericalDerivatives()

bool PLMD::ActionWithValue::checkNumericalDerivatives ( ) const
inlineoverridevirtualinherited

Check if numerical derivatives should be used.

Reimplemented from PLMD::Action.

◆ checkRead()

void PLMD::Action::checkRead ( )
inherited

Check if Action was properly read.

This checks if Action::line is empty. It must be called after a final Action has been initialized

◆ checkUpdate()

bool PLMD::Action::checkUpdate ( ) const
inherited

Check if action should be updated.

◆ cite()

std::string PLMD::Action::cite ( const std::string &  s)
inherited

Cite a paper see PlumedMain::cite.

◆ clearDependencies()

void PLMD::Action::clearDependencies ( )
inherited

Clear the dependence list for this Action.

◆ clearDerivatives()

void PLMD::ActionWithValue::clearDerivatives ( const bool &  force = false)
virtualinherited

Clear the derivatives of values wrt parameters.

Reimplemented in PLMD::ActionWithVector, PLMD::ActionForInterface, PLMD::generic::Constant, and PLMD::mapping::PathDisplacements.

◆ clearInputForces()

void PLMD::ActionWithValue::clearInputForces ( const bool &  force = false)
virtualinherited

Clear the forces on the values.

Reimplemented in PLMD::ActionWithVector.

◆ clearOptions()

void PLMD::Action::clearOptions ( )
virtualinherited

◆ componentIsNotPeriodic()

void PLMD::ActionWithValue::componentIsNotPeriodic ( const std::string &  name)
inherited

Set your value component to have no periodicity.

◆ componentIsPeriodic()

void PLMD::ActionWithValue::componentIsPeriodic ( const std::string &  name,
const std::string &  min,
const std::string &  max 
)
inherited

Set the value to be periodic with a particular domain.

◆ componentsAreNotOptional()

void PLMD::ActionWithValue::componentsAreNotOptional ( Keywords keys)
staticinherited

Puts a message into the manual that the components always output.

◆ copyOutput() [1/2]

Value * PLMD::ActionWithValue::copyOutput ( const std::string &  name) const
inherited

Return a pointer to the value with name (this is used to retrieve values in other PLMD::Actions) You should NEVER use this routine to refer to the components of your PLMD::Action.

Use getPntrToComponent instead.

◆ copyOutput() [2/2]

Value * PLMD::ActionWithValue::copyOutput ( const unsigned &  n) const
inherited

Return a pointer to the value with this number (this is used to retrieve values in other PLMD::Actions) You should NEVER use this routine to refer to the components of your PLMD::Action.

Use getPntrToComponent instead.

◆ deactivate()

void PLMD::Action::deactivate ( )
inlinevirtualinherited

Set action to inactive.

◆ difference()

double PLMD::ActionWithArguments::difference ( int  i,
double  d1,
double  d2 
) const
inlineinherited

Takes the difference taking into account pbc for arg i.

◆ doNotCalculateDerivatives()

bool PLMD::ActionWithValue::doNotCalculateDerivatives ( ) const
inlinevirtualinherited

Are we not calculating derivatives.

◆ error()

void PLMD::Action::error ( const std::string &  msg) const
inherited

Crash calculation and print documentation.

◆ exists()

bool PLMD::ActionWithValue::exists ( const std::string &  name) const
inherited

Check if a value with a particular name is present.

This is only used in PLMD::ActionWithArguments. You should not use it when manipulating components.

◆ exit()

void PLMD::Action::exit ( int  c = 0)
inherited

Exit with error code c.

◆ expandArgKeywordInPDB()

void PLMD::ActionWithArguments::expandArgKeywordInPDB ( const PDB pdb)
protectedinherited

This changes the arg keyword in the pdb file.

◆ fclose()

int PLMD::Action::fclose ( FILE *  fp)
inherited

Closes a file opened with Action::fclose().

◆ fflush()

void PLMD::Action::fflush ( )
inherited

Tell to the Action to flush open files.

◆ fopen()

FILE * PLMD::Action::fopen ( const char *  path,
const char *  mode 
)
inherited

Opens a file.

This is similar to plain fopen, but with some extra functionality.

  • When opened for writing, processors other than the one with rank 0 just open /dev/null
  • PlumedMain::fopen is used, so that other tricks may appear (see PlumedMain::fopen)

◆ getArgument() [1/2]

double PLMD::function::Function::getArgument ( const unsigned &  iarg)
inline

◆ getArgument() [2/2]

double PLMD::ActionWithArguments::getArgument ( const unsigned  n) const
inlineinherited

Returns the value of an argument.

◆ getArguments()

const std::vector< Value * > & PLMD::ActionWithArguments::getArguments ( ) const
inlinevirtualinherited

Returns an array of pointers to the arguments.

◆ getComponent()

int PLMD::ActionWithValue::getComponent ( const std::string &  name) const
privateinherited

Return the index for the component named name.

◆ getComponentsList()

std::string PLMD::ActionWithValue::getComponentsList ( ) const
inherited

get a string that contains all the available components

◆ getComponentsVector()

std::vector< std::string > PLMD::ActionWithValue::getComponentsVector ( ) const
inherited

get a vector that contains the label for all the components

◆ getConstPntrToComponent()

const Value * PLMD::ActionWithValue::getConstPntrToComponent ( int  i) const
protectedinherited

Get a const pointer to the ith component.

◆ getCPT()

bool PLMD::Action::getCPT ( ) const
inherited

Return true if we are doing at a checkpoint step.

◆ getDefaultString()

std::string PLMD::Action::getDefaultString ( ) const
inlineinherited

Get the defaults.

◆ getDependencies()

const Dependencies& PLMD::Action::getDependencies ( ) const
inlineinherited

Return dependencies.

◆ getExchangeStep()

bool PLMD::Action::getExchangeStep ( ) const
inherited

Check if we are on an exchange step.

◆ getForcesToApply()

const std::vector< double > & PLMD::ActionWithValue::getForcesToApply ( ) const
inlineprotectedinherited

Get the forces to apply.

◆ getKBoltzmann()

double PLMD::Action::getKBoltzmann ( ) const
protectedinherited

Get the value of Boltzmann's constant.

◆ getkBT()

double PLMD::Action::getkBT ( )
inherited

Get the value of kBT by either reading the TEMP keyword and multiplying the temperature by Boltzmann's constant or get it fro the MD code.

◆ getKeyword()

std::string PLMD::Action::getKeyword ( const std::string &  key)
inherited

Just read one of the keywords and return the whole thing as a string.

◆ getLabel()

const std::string & PLMD::Action::getLabel ( ) const
inlineinherited

Returns the label.

◆ getMatrixColumnTitles()

void PLMD::ActionWithValue::getMatrixColumnTitles ( std::vector< std::string > &  argnames) const
virtualinherited

Get the titles to use for the columns of the matrix.

Reimplemented in PLMD::adjmat::VStack, and PLMD::valtools::SelectWithMask.

◆ getName()

const std::string & PLMD::Action::getName ( ) const
inlineinherited

Returns the name.

◆ getNumberOfArguments()

unsigned PLMD::ActionWithArguments::getNumberOfArguments ( ) const
inlinevirtualinherited

Returns the number of arguments.

◆ getNumberOfComponents()

int PLMD::ActionWithValue::getNumberOfComponents ( ) const
inlineinherited

Returns the number of values defined.

◆ getNumberOfDerivatives()

unsigned PLMD::function::Function::getNumberOfDerivatives ( )
inlineoverridevirtual

Implements PLMD::ActionWithValue.

◆ getOutputQuantity() [1/2]

double PLMD::ActionWithValue::getOutputQuantity ( const std::string &  name) const
inlineinherited

Get the value with a specific name (N.B. if there is no such value this returns zero)

◆ getOutputQuantity() [2/2]

double PLMD::ActionWithValue::getOutputQuantity ( const unsigned  j) const
inlineinherited

Get the value of one of the components of the PLMD::Action.

◆ getPntrToArgument()

Value * PLMD::ActionWithArguments::getPntrToArgument ( const unsigned  n) const
inlineinherited

Return a pointer to specific argument.

◆ getPntrToComponent() [1/2]

Value * PLMD::ActionWithValue::getPntrToComponent ( const std::string &  name)
protectedinherited

Return a pointer to the value by name.

◆ getPntrToComponent() [2/2]

Value * PLMD::ActionWithValue::getPntrToComponent ( int  i)
protectedinherited

Return a pointer to the component by index.

◆ getPntrToValue()

Value * PLMD::ActionWithValue::getPntrToValue ( )
inlineprotectedinherited

Get a pointer to the default value.

◆ getProjection()

double PLMD::ActionWithArguments::getProjection ( unsigned  i,
unsigned  j 
) const
inherited

Get the scalar product between the gradients of two variables.

◆ getRestart()

bool PLMD::Action::getRestart ( ) const
inlineinherited

Return true if we are doing a restart.

◆ getStep()

long long int PLMD::Action::getStep ( ) const
inherited

Return the present timestep.

◆ getTime()

double PLMD::Action::getTime ( ) const
inherited

Return the present time.

◆ getTimeStep()

double PLMD::Action::getTimeStep ( ) const
inherited

Return the timestep.

◆ getUnits()

const Units & PLMD::Action::getUnits ( ) const
protectedinherited

Get the units that we are operating in.

◆ interpretArgumentList()

void PLMD::ActionWithArguments::interpretArgumentList ( const std::vector< std::string > &  c,
const ActionSet as,
Action action,
std::vector< Value * > &  arg 
)
staticinherited

Convert a list of argument names into a list of pointers to the values.

◆ isActive()

bool PLMD::Action::isActive ( ) const
inlineinherited

Check if action is active.

◆ isOptionOn()

bool PLMD::Action::isOptionOn ( const std::string &  s) const
inlineinherited

Check if an option is on.

◆ lockRequests() [1/2]

virtual void PLMD::Action::lockRequests ( )
inlinevirtualinherited

◆ lockRequests() [2/2]

void PLMD::ActionWithArguments::lockRequests ( )
inlineoverridevirtualinherited

◆ noAnalyticalDerivatives()

void PLMD::ActionWithValue::noAnalyticalDerivatives ( Keywords keys)
staticinherited

Insist that numerical derivatives should always be used for an action and make this fact appear in the manual.

◆ parse()

template<class T >
void PLMD::Action::parse ( const std::string &  key,
T &  t 
)
inherited

Parse one keyword as generic type.

◆ parseArgumentList() [1/2]

bool PLMD::ActionWithArguments::parseArgumentList ( const std::string &  key,
int  i,
std::vector< Value * > &  args 
)
inherited

Parse a numbered list of arguments.

◆ parseArgumentList() [2/2]

void PLMD::ActionWithArguments::parseArgumentList ( const std::string &  key,
std::vector< Value * > &  args 
)
inherited

Parse a list of arguments.

◆ parseFlag()

void PLMD::Action::parseFlag ( const std::string &  key,
bool &  t 
)
inherited

Parse one keyword as boolean flag.

◆ parseNumbered()

template<class T >
bool PLMD::Action::parseNumbered ( const std::string &  key,
const int  no,
T &  t 
)
inherited

Parse one numbered keyword as generic type.

◆ parseNumberedVector()

template<class T >
bool PLMD::Action::parseNumberedVector ( const std::string &  key,
const int  no,
std::vector< T > &  t 
)
inherited

Parse a vector with a number.

◆ parseVector()

template<class T >
void PLMD::Action::parseVector ( const std::string &  key,
std::vector< T > &  t 
)
inherited

Parse one keyword as std::vector.

◆ prepare()

void PLMD::Action::prepare ( )
virtualinherited

◆ readAtomsFromPDB()

virtual void PLMD::Action::readAtomsFromPDB ( const PDB )
inlinevirtualinherited

This is overwritten in ActionAtomistic so that we can read the atoms from the pdb input file rather than taking them from the MD code.

Reimplemented in PLMD::ActionAtomistic.

◆ registerKeywords()

void PLMD::function::Function::registerKeywords ( Keywords keys)
static

◆ requestArguments()

void PLMD::ActionWithArguments::requestArguments ( const std::vector< Value * > &  arg)
inherited

Setup the dependencies.

◆ requestExtraDependencies()

void PLMD::ActionWithArguments::requestExtraDependencies ( const std::vector< Value * > &  extra)
inherited

◆ runFinalJobs()

virtual void PLMD::Action::runFinalJobs ( )
inlinevirtualinherited

RunFinalJobs This method is called once at the very end of the calculation.

The set of all Actions in run for the final time in forward order.

◆ setDerivative() [1/2]

void PLMD::function::Function::setDerivative ( int  i,
double  d 
)
inlineprotected

◆ setDerivative() [2/2]

void PLMD::function::Function::setDerivative ( Value v,
int  i,
double  d 
)
inlineprotected

◆ setGradients()

void PLMD::ActionWithArguments::setGradients ( Value myval,
unsigned &  start 
) const
inherited

Get the gradient for this action.

◆ setGradientsIfNeeded()

void PLMD::ActionWithValue::setGradientsIfNeeded ( )
virtualinherited

Calculate the gradients and store them for all the values (need for projections)

Reimplemented in PLMD::ActionForInterface.

◆ setNotPeriodic()

void PLMD::ActionWithValue::setNotPeriodic ( )
inherited

Set your default value to have no periodicity.

◆ setOption()

void PLMD::Action::setOption ( const std::string &  s)
virtualinherited

◆ setPeriodic()

void PLMD::ActionWithValue::setPeriodic ( const std::string &  min,
const std::string &  max 
)
inherited

Set the value to be periodic with a particular domain.

◆ setupConstantValues()

void PLMD::Action::setupConstantValues ( const bool &  have_atoms)
inherited

This calculates any values that are constant and ensures that we don't calculate these actions on every timestep.

◆ setValue() [1/2]

void PLMD::ActionWithValue::setValue ( const double &  d)
inlineprotectedinherited

Set the default value (the one without name)

◆ setValue() [2/2]

void PLMD::ActionWithValue::setValue ( Value ,
double   
)
inherited

Set the value.

◆ turnOnDerivatives()

void PLMD::ActionWithValue::turnOnDerivatives ( )
virtualinherited

◆ unlockRequests() [1/2]

virtual void PLMD::Action::unlockRequests ( )
inlinevirtualinherited

◆ unlockRequests() [2/2]

void PLMD::ActionWithArguments::unlockRequests ( )
inlineoverridevirtualinherited

◆ update()

virtual void PLMD::Action::update ( )
inlinevirtualinherited

◆ useCustomisableComponents()

void PLMD::ActionWithValue::useCustomisableComponents ( Keywords keys)
staticinherited

The components in the action will depend on the user.

◆ useNumericalDerivatives()

void PLMD::ActionWithValue::useNumericalDerivatives ( )
inlineinherited

This forces the class to use numerical derivatives.

◆ usingNaturalUnits()

bool PLMD::Action::usingNaturalUnits ( ) const
protectedinherited

Are we using natural units.

◆ warning()

void PLMD::Action::warning ( const std::string &  msg)
inherited

Issue a warning.

◆ writeInGraph()

std::string PLMD::Action::writeInGraph ( ) const
virtualinherited

Member Data Documentation

◆ active

bool PLMD::Action::active
privateinherited

Switch to activate Action on this step.

◆ after

Dependencies PLMD::Action::after
privateinherited

Actions on which this Action depends.

◆ arguments

std::vector<Value*> PLMD::ActionWithArguments::arguments
privateinherited

◆ comm

Communicator& PLMD::Action::comm
inherited

◆ defaults

std::string PLMD::Action::defaults
privateinherited

The set of default arguments that we are using.

◆ doCheckPoint

bool PLMD::Action::doCheckPoint
privateinherited

◆ files

std::set<FILE*> PLMD::Action::files
inherited

◆ firststep

bool PLMD::ActionWithValue::firststep
privateinherited

This finishes setup on first step to check if actions are calculated during update.

◆ forcesForApply

std::vector<double> PLMD::ActionWithValue::forcesForApply
privateinherited

A vector that is used to hold the forces that we will apply on the input quantities.

◆ keywords

const Keywords& PLMD::Action::keywords
inherited

◆ label

std::string PLMD::Action::label
privateinherited

Label of the Action, as set with LABEL= in the plumed.dat file.

◆ line

std::vector<std::string> PLMD::Action::line
privateinherited

Directive line.

This line is progressively erased during Action construction so as to check if all the present keywords are correct.

◆ lockRequestArguments

bool PLMD::ActionWithArguments::lockRequestArguments
privateinherited

◆ log

Log& PLMD::Action::log
inherited

Reference to the log stream.

◆ multi_sim_comm

Communicator& PLMD::Action::multi_sim_comm
inherited

◆ name

const std::string PLMD::Action::name
privateinherited

Name of the directive in the plumed.dat file.

◆ never_activate

bool PLMD::Action::never_activate
privateinherited

◆ noderiv

bool PLMD::ActionWithValue::noderiv
privateinherited

Are we skipping the calculation of the derivatives.

◆ numericalDerivatives

bool PLMD::ActionWithValue::numericalDerivatives
privateinherited

Are we using numerical derivatives to differentiate.

◆ options

std::set<std::string> PLMD::Action::options
privateinherited

Option that you might have enabled.

◆ plumed

PlumedMain& PLMD::Action::plumed
inherited

Reference to main plumed object.

◆ replica_index

int PLMD::Action::replica_index
privateinherited

◆ restart

bool PLMD::Action::restart
privateinherited

◆ timestep

double PLMD::Action::timestep
privateinherited

Save the timestep here.

◆ update_from

double PLMD::Action::update_from
privateinherited

Update only after this time.

◆ update_until

double PLMD::Action::update_until
privateinherited

Update only until this time.

◆ valsToForce

std::vector<unsigned> PLMD::ActionWithValue::valsToForce
privateinherited

◆ values

std::vector<std::unique_ptr<Value> > PLMD::ActionWithValue::values
privateinherited

An array containing the values for this action.


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