chaindynparam.hpp

// Copyright  (C)  2009  Dominick Vanthienen <dominick dot vanthienen at intermodalics dot eu>
 
// Version: 1.0
// Author: Dominick Vanthienen <dominick dot vanthienen at intermodalics dot eu>
// 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 KDLCHAINDYNPARAM_HPP
#define KDLCHAINDYNPARAM_HPP
 
#include "chainidsolver_recursive_newton_euler.hpp"
#include "articulatedbodyinertia.hpp"
#include "jntspaceinertiamatrix.hpp"
#include <Eigen/StdVector>
 
namespace KDL {

    class ChainDynParam : public SolverI
    {
    public:
        ChainDynParam(const Chain& chain, Vector _grav);
        virtual ~ChainDynParam();
 
        virtual int JntToCoriolis(const JntArray &q, const JntArray &q_dot, JntArray &coriolis);
    virtual int JntToMass(const JntArray &q, JntSpaceInertiaMatrix& H);
    virtual int JntToGravity(const JntArray &q,JntArray &gravity);

    virtual void updateInternalDataStructures();
 
    private:
        const Chain& chain;
    int nr;  // unused, remove in a future version
    unsigned int nj;
        unsigned int ns;    
    Vector grav;
    Vector vectornull;
    JntArray jntarraynull;
    ChainIdSolver_RNE chainidsolver_coriolis;
    ChainIdSolver_RNE chainidsolver_gravity;
    std::vector<Wrench> wrenchnull;
        std::vector<Frame> X;
        std::vector<Twist> S;
        //std::vector<RigidBodyInertia> I;
        std::vector<ArticulatedBodyInertia, Eigen::aligned_allocator<ArticulatedBodyInertia> > Ic;
        Wrench F;
        Twist ag;
    
    };
 
}
 
#endif