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00001 // Copyright (C) 2007 Ruben Smits <ruben dot smits at mech dot kuleuven dot be> 00002 00003 // Version: 1.0 00004 // Author: Ruben Smits <ruben dot smits at mech dot kuleuven dot be> 00005 // Maintainer: Ruben Smits <ruben dot smits at mech dot kuleuven dot be> 00006 // URL: http://www.orocos.org/kdl 00007 00008 // This library is free software; you can redistribute it and/or 00009 // modify it under the terms of the GNU Lesser General Public 00010 // License as published by the Free Software Foundation; either 00011 // version 2.1 of the License, or (at your option) any later version. 00012 00013 // This library is distributed in the hope that it will be useful, 00014 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00015 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00016 // Lesser General Public License for more details. 00017 00018 // You should have received a copy of the GNU Lesser General Public 00019 // License along with this library; if not, write to the Free Software 00020 // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 00021 00022 #ifndef KDL_CHAIN_IKSOLVERVEL_PINV_NSO_HPP 00023 #define KDL_CHAIN_IKSOLVERVEL_PINV_NSO_HPP 00024 00025 #include "chainiksolver.hpp" 00026 #include "chainjnttojacsolver.hpp" 00027 #include "utilities/svd_HH.hpp" 00028 00029 namespace KDL 00030 { 00046 class ChainIkSolverVel_pinv_nso : public ChainIkSolverVel 00047 { 00048 public: 00063 ChainIkSolverVel_pinv_nso(const Chain& chain, JntArray opt_pos, JntArray weights, double eps=0.00001,int maxiter=150, int alpha = 0.25); 00064 explicit ChainIkSolverVel_pinv_nso(const Chain& chain, double eps=0.00001,int maxiter=150, int alpha = 0.25); 00065 ~ChainIkSolverVel_pinv_nso(); 00066 00067 virtual int CartToJnt(const JntArray& q_in, const Twist& v_in, JntArray& qdot_out); 00072 virtual int CartToJnt(const JntArray& q_init, const FrameVel& v_in, JntArrayVel& q_out){return -1;}; 00073 00074 00081 virtual int setWeights(const JntArray &weights); 00082 00089 virtual int setOptPos(const JntArray &opt_pos); 00090 00097 virtual int setAlpha(const int alpha); 00098 00099 private: 00100 const Chain chain; 00101 ChainJntToJacSolver jnt2jac; 00102 Jacobian jac; 00103 SVD_HH svd; 00104 std::vector<JntArray> U; 00105 JntArray S; 00106 std::vector<JntArray> V; 00107 JntArray tmp; 00108 JntArray tmp2; 00109 double eps; 00110 int maxiter; 00111 00112 int alpha; 00113 JntArray weights; 00114 JntArray opt_pos; 00115 00116 }; 00117 } 00118 #endif 00119