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/////////////////////////////////////////////////////////////////////////////// |
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// BSD 3-Clause License |
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// |
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// Copyright (C) 2021-2025, University of Edinburgh, Heriot-Watt University |
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// Copyright note valid unless otherwise stated in individual files. |
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// All rights reserved. |
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/////////////////////////////////////////////////////////////////////////////// |
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#ifndef CROCODDYL_MULTIBODY_FORCE_BASE_HPP_ |
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#define CROCODDYL_MULTIBODY_FORCE_BASE_HPP_ |
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#include "crocoddyl/multibody/fwd.hpp" |
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namespace crocoddyl { |
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template <typename _Scalar> |
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struct ForceDataAbstractTpl { |
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EIGEN_MAKE_ALIGNED_OPERATOR_NEW |
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typedef _Scalar Scalar; |
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typedef MathBaseTpl<Scalar> MathBase; |
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typedef typename MathBase::VectorXs VectorXs; |
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typedef typename MathBase::MatrixXs MatrixXs; |
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typedef typename pinocchio::DataTpl<Scalar> PinocchioData; |
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typedef typename pinocchio::SE3Tpl<Scalar> SE3; |
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typedef typename pinocchio::ForceTpl<Scalar> Force; |
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template <template <typename Scalar> class Model> |
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ForceDataAbstractTpl(Model<Scalar>* const model, PinocchioData* const data) |
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: pinocchio(data), |
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frame(0), |
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type(model->get_type()), |
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jMf(SE3::Identity()), |
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Jc(model->get_nc(), model->get_state()->get_nv()), |
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f(Force::Zero()), |
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fext(Force::Zero()), |
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df_dx(model->get_nc(), model->get_state()->get_ndx()), |
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df_du(model->get_nc(), model->get_nu()) { |
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Jc.setZero(); |
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df_dx.setZero(); |
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df_du.setZero(); |
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} |
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virtual ~ForceDataAbstractTpl() = default; |
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PinocchioData* pinocchio; //!< Pinocchio data |
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pinocchio::FrameIndex frame; //!< Frame index of the contact frame |
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pinocchio::ReferenceFrame type; //!< Type of contact |
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SE3 jMf; //!< Local frame placement of the contact frame |
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MatrixXs Jc; //!< Contact Jacobian |
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Force f; //!< Contact force expressed in the coordinate defined by type |
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Force fext; //!< External spatial force at the parent joint level |
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MatrixXs df_dx; //!< Jacobian of the contact forces expressed in the |
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//!< coordinate defined by type |
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MatrixXs df_du; //!< Jacobian of the contact forces expressed in the |
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//!< coordinate defined by type |
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}; |
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} // namespace crocoddyl |
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CROCODDYL_DECLARE_EXTERN_TEMPLATE_STRUCT(crocoddyl::ForceDataAbstractTpl) |
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#endif // CROCODDYL_MULTIBODY_FORCE_BASE_HPP_ |
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