sot-core  4.11.8
Hierarchical task solver plug-in for dynamic-graph.
dynamicgraph::sot::Feature1D Class Reference

Simple test: the task is defined to be e_2 = .5 . e'.e, with e the mother task. The jacobian is then J_2 = e'.J, J being the jacobian of the mother task. More...

#include <sot/core/feature-1d.hh>

Inheritance diagram for dynamicgraph::sot::Feature1D:

Public Member Functions

virtual const std::string & getClassName (void) const
 
virtual void display (std::ostream &os) const
 Display the information related to this 1D implementation. More...
 
Methods to trigger computation related to this feature.
virtual dynamicgraph::Vector & computeError (dynamicgraph::Vector &res, int time)
 Compute the error between the desired value and the value itself. More...
 
virtual dynamicgraph::Matrix & computeJacobian (dynamicgraph::Matrix &res, int time)
 Compute the Jacobian of the value according to the robot state.. More...
 
Dealing with the reference value to be reach with this feature.
 DECLARE_REFERENCE_FUNCTIONS (Feature1D)
 
- Public Member Functions inherited from dynamicgraph::sot::FeatureAbstract
void featureRegistration (void)
 Register the feature in the stack of tasks. More...
 
void initCommands (void)
 
 FeatureAbstract (const std::string &name)
 Default constructor: the name of the class should be given. More...
 
virtual ~FeatureAbstract (void)
 Default destructor. More...
 
unsigned int getDimension (int time)
 Short method. More...
 
unsigned int getDimension (void) const
 Shortest method. More...
 
virtual dynamicgraph::Vector & computeErrorDot (dynamicgraph::Vector &res, int time)
 
virtual void setReference (FeatureAbstract *sdes)=0
 
virtual void unsetReference (void)
 
virtual const FeatureAbstractgetReferenceAbstract (void) const =0
 
virtual FeatureAbstractgetReferenceAbstract (void)=0
 
virtual bool isReferenceSet (void) const
 
virtual void addDependenciesFromReference (void)=0
 
virtual void removeDependenciesFromReference (void)=0
 
void setReferenceByName (const std::string &name)
 
std::string getReferenceByName (void) const
 
virtual std::ostream & writeGraph (std::ostream &os) const
 This method write a graph description on the file named FileName. More...
 
virtual SignalTimeDependent< dynamicgraph::Vector, int > & getErrorDot ()
 

Public Attributes

Input signals
dynamicgraph::SignalPtr< dynamicgraph::Vector, int > errorSIN
 Input for the error. More...
 
dynamicgraph::SignalPtr< dynamicgraph::Matrix, int > jacobianSIN
 Input for the Jacobian. More...
 
- Public Attributes inherited from dynamicgraph::sot::FeatureAbstract
SignalPtr< Flags, int > selectionSIN
 This vector specifies which dimension are used to perform the computation. For instance let us assume that the feature is a 3D point. If only the Y-axis should be used for computing error, activation and Jacobian, then the vector to specify is \( [ 0 1 0] \). More...
 
SignalPtr< dynamicgraph::Vector, int > errordotSIN
 Derivative of the reference value. More...
 
SignalTimeDependent< dynamicgraph::Vector, int > errorSOUT
 This signal returns the error between the desired value and the current value : \( E(t) = {\bf s}(t) - {\bf s}^*(t)\). More...
 
SignalTimeDependent< dynamicgraph::Vector, int > errordotSOUT
 Derivative of the error with respect to time: \( \frac{\partial e}{\partial t} = - \frac{d{\bf s}^*}{dt} \). More...
 
SignalTimeDependent< dynamicgraph::Matrix, int > jacobianSOUT
 Jacobian of the error wrt the robot state: \( J = \frac{\partial {\bf s}}{\partial {\bf q}}\). More...
 
SignalTimeDependent< unsigned int, int > dimensionSOUT
 Returns the dimension of the feature as an output signal. More...
 

Static Public Attributes

static const std::string CLASS_NAME
 
- Static Public Attributes inherited from dynamicgraph::sot::FeatureAbstract
static const std::string CLASS_NAME
 Store the name of the class. More...
 

Output signals

SignalTimeDependent< dynamicgraph::Matrix, int > jacobianSOUT
 Publish the jacobian of the feature according to the robot state. More...
 
SignalTimeDependent< dynamicgraph::Vector, int > errorSOUT
 Publish the error between the desired and the current value of the feature. More...
 
 Feature1D (const std::string &name)
 Default constructor. More...
 
virtual ~Feature1D (void)
 Default destructor. More...
 
virtual unsigned int & getDimension (unsigned int &dim, int time)
 Get the dimension of the feature. More...
 

Detailed Description

Simple test: the task is defined to be e_2 = .5 . e'.e, with e the mother task. The jacobian is then J_2 = e'.J, J being the jacobian of the mother task.

Constructor & Destructor Documentation

◆ Feature1D()

dynamicgraph::sot::Feature1D::Feature1D ( const std::string &  name)

Default constructor.

◆ ~Feature1D()

virtual dynamicgraph::sot::Feature1D::~Feature1D ( void  )
inlinevirtual

Default destructor.

Member Function Documentation

◆ computeError()

virtual dynamicgraph::Vector& dynamicgraph::sot::Feature1D::computeError ( dynamicgraph::Vector &  res,
int  time 
)
virtual

Compute the error between the desired value and the value itself.

Implements dynamicgraph::sot::FeatureAbstract.

◆ computeJacobian()

virtual dynamicgraph::Matrix& dynamicgraph::sot::Feature1D::computeJacobian ( dynamicgraph::Matrix &  res,
int  time 
)
virtual

Compute the Jacobian of the value according to the robot state..

Implements dynamicgraph::sot::FeatureAbstract.

◆ DECLARE_REFERENCE_FUNCTIONS()

dynamicgraph::sot::Feature1D::DECLARE_REFERENCE_FUNCTIONS ( Feature1D  )

◆ display()

virtual void dynamicgraph::sot::Feature1D::display ( std::ostream &  os) const
virtual

Display the information related to this 1D implementation.

◆ getClassName()

virtual const std::string& dynamicgraph::sot::Feature1D::getClassName ( void  ) const
inlinevirtual

Returns the name of the class.

Reimplemented from dynamicgraph::sot::FeatureAbstract.

◆ getDimension()

virtual unsigned int& dynamicgraph::sot::Feature1D::getDimension ( unsigned int &  dim,
int  time 
)
virtual

Get the dimension of the feature.

Implements dynamicgraph::sot::FeatureAbstract.

Member Data Documentation

◆ CLASS_NAME

const std::string dynamicgraph::sot::Feature1D::CLASS_NAME
static

Field storing the class name.

◆ errorSIN

dynamicgraph::SignalPtr<dynamicgraph::Vector, int> dynamicgraph::sot::Feature1D::errorSIN

Input for the error.

◆ errorSOUT

SignalTimeDependent<dynamicgraph::Vector, int> dynamicgraph::sot::FeatureAbstract::errorSOUT

Publish the error between the desired and the current value of the feature.

◆ jacobianSIN

dynamicgraph::SignalPtr<dynamicgraph::Matrix, int> dynamicgraph::sot::Feature1D::jacobianSIN

Input for the Jacobian.

◆ jacobianSOUT

SignalTimeDependent<dynamicgraph::Matrix, int> dynamicgraph::sot::FeatureAbstract::jacobianSOUT

Publish the jacobian of the feature according to the robot state.


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