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// |
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// Copyright (c) 2017 CNRS, NYU, MPI Tübingen, UNITN |
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// |
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// This file is part of tsid |
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// tsid is free software: you can redistribute it |
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// and/or modify it under the terms of the GNU Lesser General Public |
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// License as published by the Free Software Foundation, either version |
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// 3 of the License, or (at your option) any later version. |
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// tsid is distributed in the hope that it will be |
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// useful, but WITHOUT ANY WARRANTY; without even the implied warranty |
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// of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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// General Lesser Public License for more details. You should have |
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// received a copy of the GNU Lesser General Public License along with |
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// tsid If not, see |
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// <http://www.gnu.org/licenses/>. |
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// |
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#ifndef __invdyn_inverse_dynamics_formulation_acc_force_hpp__ |
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#define __invdyn_inverse_dynamics_formulation_acc_force_hpp__ |
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#include <vector> |
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#include "tsid/formulations/contact-level.hpp" |
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#include "tsid/formulations/inverse-dynamics-formulation-base.hpp" |
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#include "tsid/math/constraint-equality.hpp" |
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namespace tsid { |
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class ContactTransitionInfo { |
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public: |
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EIGEN_MAKE_ALIGNED_OPERATOR_NEW |
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double time_start; |
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double time_end; |
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double fMax_start; /// max normal force at time time_start |
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double fMax_end; /// max normal force at time time_end |
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std::shared_ptr<ContactLevel> contactLevel; |
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}; |
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class InverseDynamicsFormulationAccForce |
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: public InverseDynamicsFormulationBase { |
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public: |
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EIGEN_MAKE_ALIGNED_OPERATOR_NEW |
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typedef pinocchio::Data Data; |
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typedef math::Vector Vector; |
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typedef math::Matrix Matrix; |
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typedef math::ConstRefVector ConstRefVector; |
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typedef tasks::TaskBase TaskBase; |
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typedef tasks::TaskMotion TaskMotion; |
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typedef tasks::TaskContactForce TaskContactForce; |
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typedef tasks::TaskActuation TaskActuation; |
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typedef contacts::MeasuredForceBase MeasuredForceBase; |
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typedef solvers::HQPOutput HQPOutput; |
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InverseDynamicsFormulationAccForce(const std::string& name, |
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RobotWrapper& robot, bool verbose = false); |
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virtual ~InverseDynamicsFormulationAccForce() {} |
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Data& data(); |
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unsigned int nVar() const; |
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unsigned int nEq() const; |
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unsigned int nIn() const; |
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bool addMotionTask(TaskMotion& task, double weight, |
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unsigned int priorityLevel, |
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double transition_duration = 0.0); |
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bool addForceTask(TaskContactForce& task, double weight, |
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unsigned int priorityLevel, |
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double transition_duration = 0.0); |
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bool addActuationTask(TaskActuation& task, double weight, |
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unsigned int priorityLevel, |
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double transition_duration = 0.0); |
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bool updateTaskWeight(const std::string& task_name, double weight); |
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bool addRigidContact(ContactBase& contact, double force_regularization_weight, |
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double motion_weight = 1.0, |
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unsigned int motion_priority_level = 0); |
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TSID_DEPRECATED bool addRigidContact(ContactBase& contact); |
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bool updateRigidContactWeights(const std::string& contact_name, |
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double force_regularization_weight, |
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double motion_weight = -1.0); |
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bool addMeasuredForce(MeasuredForceBase& measuredForce); |
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bool removeTask(const std::string& taskName, |
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double transition_duration = 0.0); |
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bool removeRigidContact(const std::string& contactName, |
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double transition_duration = 0.0); |
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bool removeMeasuredForce(const std::string& measuredForceName); |
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const HQPData& computeProblemData(double time, ConstRefVector q, |
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ConstRefVector v); |
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const Vector& getActuatorForces(const HQPOutput& sol); |
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const Vector& getAccelerations(const HQPOutput& sol); |
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const Vector& getContactForces(const HQPOutput& sol); |
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Vector getContactForces(const std::string& name, const HQPOutput& sol); |
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bool getContactForces(const std::string& name, const HQPOutput& sol, |
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RefVector f); |
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public: |
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template <class TaskLevelPointer> |
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void addTask(TaskLevelPointer task, double weight, |
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unsigned int priorityLevel); |
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void resizeHqpData(); |
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bool removeFromHqpData(const std::string& name); |
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bool decodeSolution(const HQPOutput& sol); |
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Data m_data; |
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HQPData m_hqpData; |
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std::vector<std::shared_ptr<TaskLevel>> m_taskMotions; |
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std::vector<std::shared_ptr<TaskLevelForce>> m_taskContactForces; |
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std::vector<std::shared_ptr<TaskLevel>> m_taskActuations; |
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std::vector<std::shared_ptr<ContactLevel>> m_contacts; |
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std::vector<std::shared_ptr<MeasuredForceLevel>> m_measuredForces; |
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double m_t; /// time |
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unsigned int m_k; /// number of contact-force variables |
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unsigned int m_v; /// number of acceleration variables |
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unsigned int m_u; /// number of unactuated DoFs |
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unsigned int m_eq; /// number of equality constraints |
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unsigned int m_in; /// number of inequality constraints |
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Matrix m_Jc; /// contact force Jacobian |
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std::shared_ptr<math::ConstraintEquality> m_baseDynamics; |
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bool m_solutionDecoded; |
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Vector m_dv; |
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Vector m_f; |
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Vector m_tau; |
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Vector h_fext; /// sum of external measured forces |
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std::vector<std::shared_ptr<ContactTransitionInfo>> m_contactTransitions; |
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}; |
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} // namespace tsid |
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#endif // ifndef __invdyn_inverse_dynamics_formulation_acc_force_hpp__ |
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