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00001 /********************************************************************* 00002 * Software License Agreement (BSD License) 00003 * 00004 * Copyright (c) 2009, Willow Garage, Inc. 00005 * All rights reserved. 00006 * 00007 * Redistribution and use in source and binary forms, with or without 00008 * modification, are permitted provided that the following conditions 00009 * are met: 00010 * 00011 * * Redistributions of source code must retain the above copyright 00012 * notice, this list of conditions and the following disclaimer. 00013 * * Redistributions in binary form must reproduce the above 00014 * copyright notice, this list of conditions and the following 00015 * disclaimer in the documentation and/or other materials provided 00016 * with the distribution. 00017 * * Neither the name of the Willow Garage nor the names of its 00018 * contributors may be used to endorse or promote products derived 00019 * from this software without specific prior written permission. 00020 * 00021 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 00022 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 00023 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 00024 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 00025 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 00026 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 00027 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 00028 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 00029 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 00030 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 00031 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 00032 * POSSIBILITY OF SUCH DAMAGE. 00033 *********************************************************************/ 00034 00037 #include <chomp_motion_planner/chomp_parameters.h> 00038 00039 namespace chomp 00040 { 00041 00042 ChompParameters::ChompParameters() 00043 { 00044 } 00045 00046 ChompParameters::~ChompParameters() 00047 { 00048 } 00049 00050 void ChompParameters::initFromNodeHandle() 00051 { 00052 ros::NodeHandle node_handle("~"); 00053 node_handle.param("planning_time_limit", planning_time_limit_, 6.0); 00054 node_handle.param("max_iterations", max_iterations_, 50); 00055 node_handle.param("max_iterations_after_collision_free", max_iterations_after_collision_free_, 5); 00056 node_handle.param("smoothness_cost_weight", smoothness_cost_weight_, 0.1); 00057 node_handle.param("obstacle_cost_weight", obstacle_cost_weight_, 1.0); 00058 node_handle.param("learning_rate", learning_rate_, 0.01); 00059 node_handle.param("animate_path", animate_path_, true); 00060 node_handle.param("add_randomness", add_randomness_, false); 00061 node_handle.param("smoothness_cost_velocity", smoothness_cost_velocity_, 0.0); 00062 node_handle.param("smoothness_cost_acceleration", smoothness_cost_acceleration_, 1.0); 00063 node_handle.param("smoothness_cost_jerk", smoothness_cost_jerk_, 0.0); 00064 node_handle.param("hmc_discretization", hmc_discretization_, 0.01); 00065 node_handle.param("hmc_stochasticity", hmc_stochasticity_, 0.01); 00066 node_handle.param("hmc_annealing_factor", hmc_annealing_factor_, 0.99); 00067 node_handle.param("use_hamiltonian_monte_carlo", use_hamiltonian_monte_carlo_, false); 00068 node_handle.param("ridge_factor", ridge_factor_, 0.0); 00069 node_handle.param("use_pseudo_inverse", use_pseudo_inverse_, false); 00070 node_handle.param("pseudo_inverse_ridge_factor", pseudo_inverse_ridge_factor_, 1e-4); 00071 node_handle.param("animate_endeffector", animate_endeffector_, false); 00072 node_handle.param("animate_endeffector_segment", animate_endeffector_segment_, std::string("r_gripper_tool_frame")); 00073 node_handle.param("joint_update_limit", joint_update_limit_, 0.1); 00074 node_handle.param("collision_clearence", min_clearence_, 0.2); 00075 node_handle.param("collision_threshold", collision_threshold_, 0.07); 00076 node_handle.param("random_jump_amount", random_jump_amount_, 1.0); 00077 node_handle.param("use_stochastic_descent", use_stochastic_descent_, true); 00078 filter_mode_ = false; 00079 } 00080 00081 00082 } // namespace chomp