treeidsolver_recursive_newton_euler.hpp

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// Copyright  (C)  2009  Ruben Smits <ruben dot smits at intermodalics dot eu>
 
// Version: 1.0
// Author: Franco Fusco <franco dot fusco at ls2n dot fr>
// Maintainer: Ruben Smits <ruben dot smits at intermodalics dot eu>
// URL: http://www.orocos.org/kdl
 
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
 
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.
 
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 
#ifndef KDL_TREE_IDSOLVER_RECURSIVE_NEWTON_EULER_HPP
#define KDL_TREE_IDSOLVER_RECURSIVE_NEWTON_EULER_HPP
 
#include "treeidsolver.hpp"
 
namespace KDL{
    class TreeIdSolver_RNE : public TreeIdSolver {
    public:
        TreeIdSolver_RNE(const Tree& tree, Vector grav);
 
        int CartToJnt(const JntArray &q, const JntArray &q_dot, const JntArray &q_dotdot, const WrenchMap& f_ext, JntArray &torques);
 
        virtual void updateInternalDataStructures();
 
    private:
        void initAuxVariables();
 
        void rne_step(SegmentMap::const_iterator segment, const JntArray &q, const JntArray &q_dot, const JntArray &q_dotdot, const WrenchMap& f_ext, JntArray& torques);
 
        const Tree& tree;
        unsigned int nj;
        unsigned int ns;
        std::map<std::string,Frame> X;
        std::map<std::string,Twist> S;
        std::map<std::string,Twist> v;
        std::map<std::string,Twist> a;
        std::map<std::string,Wrench> f;
        Twist ag;
    };
}
 
#endif