hpp::constraints::ConfigurationConstraint Class Reference

Square distance between input configuration and reference configuration. More...

#include <hpp/constraints/configuration-constraint.hh>

Inheritance diagram for hpp::constraints::ConfigurationConstraint:
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Collaboration diagram for hpp::constraints::ConfigurationConstraint:
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Public Member Functions

virtual ~ConfigurationConstraint () throw ()
 
 ConfigurationConstraint (const std::string &name, const DevicePtr_t &robot, ConfigurationIn_t goal, const vector_t &weights)
 
- Public Member Functions inherited from hpp::constraints::DifferentiableFunction
virtual ~DifferentiableFunction ()
 
LiegroupElement operator() (vectorIn_t argument) const
 Evaluate the function at a given parameter. More...
 
void value (LiegroupElementRef result, vectorIn_t argument) const
 Evaluate the function at a given parameter. More...
 
void jacobian (matrixOut_t jacobian, vectorIn_t argument) const
 Computes the jacobian. More...
 
const ArrayXbactiveParameters () const
 Returns a vector of booleans that indicates whether the corresponding configuration parameter influences this constraints. More...
 
const ArrayXbactiveDerivativeParameters () const
 Returns a vector of booleans that indicates whether the corresponding velocity parameter influences this constraints. More...
 
size_type inputSize () const
 Get dimension of input vector. More...
 
size_type inputDerivativeSize () const
 Get dimension of input derivative vector. More...
 
LiegroupSpacePtr_t outputSpace () const
 Get output element. More...
 
size_type outputSize () const
 Get dimension of output vector. More...
 
size_type outputDerivativeSize () const
 Get dimension of output derivative vector. More...
 
const std::string & name () const
 Get function name. More...
 
virtual std::ostream & print (std::ostream &o) const
 Display object in a stream. More...
 
std::string context () const
 
void context (const std::string &c)
 
void finiteDifferenceForward (matrixOut_t jacobian, vectorIn_t arg, DevicePtr_t robot=DevicePtr_t(), value_type eps=std::sqrt(Eigen::NumTraits< value_type >::epsilon())) const
 Approximate the jacobian using forward finite difference. More...
 
void finiteDifferenceCentral (matrixOut_t jacobian, vectorIn_t arg, DevicePtr_t robot=DevicePtr_t(), value_type eps=std::sqrt(Eigen::NumTraits< value_type >::epsilon())) const
 Approximate the jacobian using forward finite difference. More...
 

Static Public Member Functions

static EIGEN_MAKE_ALIGNED_OPERATOR_NEW ConfigurationConstraintPtr_t create (const std::string &name, const DevicePtr_t &robot, ConfigurationIn_t goal, std::vector< bool > mask=std::vector< bool >(0))
 Return a shared pointer to a new instance. More...
 
static ConfigurationConstraintPtr_t create (const std::string &name, const DevicePtr_t &robot, ConfigurationIn_t goal, const vector_t &weights)
 Return a shared pointer to a new instance. More...
 

Protected Member Functions

virtual void impl_compute (LiegroupElementRef result, ConfigurationIn_t argument) const throw ()
 Compute value of error. More...
 
virtual void impl_jacobian (matrixOut_t jacobian, ConfigurationIn_t arg) const throw ()
 
- Protected Member Functions inherited from hpp::constraints::DifferentiableFunction
 DifferentiableFunction (size_type sizeInput, size_type sizeInputDerivative, size_type sizeOutput, std::string name=std::string())
 Concrete class constructor should call this constructor. More...
 
 DifferentiableFunction (size_type sizeInput, size_type sizeInputDerivative, const LiegroupSpacePtr_t &outputSpace, std::string name=std::string())
 Concrete class constructor should call this constructor. More...
 
virtual void impl_compute (LiegroupElementRef result, vectorIn_t argument) const =0
 User implementation of function evaluation. More...
 
virtual void impl_jacobian (matrixOut_t jacobian, vectorIn_t arg) const =0
 

Additional Inherited Members

- Protected Attributes inherited from hpp::constraints::DifferentiableFunction
size_type inputSize_
 Dimension of input vector. More...
 
size_type inputDerivativeSize_
 Dimension of input derivative. More...
 
LiegroupSpacePtr_t outputSpace_
 Dimension of output vector. More...
 
ArrayXb activeParameters_
 Initialized to true by this class. More...
 
ArrayXb activeDerivativeParameters_
 Initialized to true by this class. More...
 

Detailed Description

Square distance between input configuration and reference configuration.

Constructor & Destructor Documentation

virtual hpp::constraints::ConfigurationConstraint::~ConfigurationConstraint ( )
throw (
)
inlinevirtual
hpp::constraints::ConfigurationConstraint::ConfigurationConstraint ( const std::string &  name,
const DevicePtr_t robot,
ConfigurationIn_t  goal,
const vector_t weights 
)
Parameters
weightsvector of size robot->numberDof()

Member Function Documentation

static EIGEN_MAKE_ALIGNED_OPERATOR_NEW ConfigurationConstraintPtr_t hpp::constraints::ConfigurationConstraint::create ( const std::string &  name,
const DevicePtr_t robot,
ConfigurationIn_t  goal,
std::vector< bool >  mask = std::vector< bool >(0) 
)
static

Return a shared pointer to a new instance.

static ConfigurationConstraintPtr_t hpp::constraints::ConfigurationConstraint::create ( const std::string &  name,
const DevicePtr_t robot,
ConfigurationIn_t  goal,
const vector_t weights 
)
static

Return a shared pointer to a new instance.

Parameters
weightsvector of size robot->numberDof()
virtual void hpp::constraints::ConfigurationConstraint::impl_compute ( LiegroupElementRef  result,
ConfigurationIn_t  argument 
) const
throw (
)
protectedvirtual

Compute value of error.

Parameters
argumentconfiguration of the robot,
Return values
resulterror vector
virtual void hpp::constraints::ConfigurationConstraint::impl_jacobian ( matrixOut_t  jacobian,
ConfigurationIn_t  arg 
) const
throw (
)
protectedvirtual