00001 // Copyright (C) 2010-2011 Institut de Robotica i Informatica Industrial, CSIC-UPC. 00002 // Author 00003 // All rights reserved. 00004 // 00005 // This file is part of iri-ros-pkg 00006 // iri-ros-pkg is free software: you can redistribute it and/or modify 00007 // it under the terms of the GNU Lesser General Public License as published by 00008 // the Free Software Foundation, either version 3 of the License, or 00009 // at your option) any later version. 00010 // 00011 // This program is distributed in the hope that it will be useful, 00012 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00013 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00014 // GNU Lesser General Public License for more details. 00015 // 00016 // You should have received a copy of the GNU Lesser General Public License 00017 // along with this program. If not, see <http://www.gnu.org/licenses/>. 00018 // 00019 // IMPORTANT NOTE: This code has been generated through a script from the 00020 // iri_ros_scripts. Please do NOT delete any comments to guarantee the correctness 00021 // of the scripts. ROS topics can be easly add by using those scripts. Please 00022 // refer to the IRI wiki page for more information: 00023 // http://wikiri.upc.es/index.php/Robotics_Lab 00024 00025 #ifndef _tibi_dabo_head_tracking_alg_h_ 00026 #define _tibi_dabo_head_tracking_alg_h_ 00027 00028 #include <tibi_dabo_head_tracking/TibiDaboHeadTrackingConfig.h> 00029 #include "mutex.h" 00030 00031 typedef struct 00032 { 00033 float P; 00034 float I; 00035 float D; 00036 }TPID; 00037 00038 //include tibi_dabo_head_tracking_alg main library 00039 00045 class TibiDaboHeadTrackingAlgorithm 00046 { 00047 protected: 00054 CMutex alg_mutex_; 00055 00056 // private attributes and methods 00057 float current_pan; 00058 float current_tilt; 00059 00060 TPID pan_control; 00061 TPID tilt_control; 00062 00063 float max_pan_angle; 00064 float min_pan_angle; 00065 float max_tilt_angle; 00066 float min_tilt_angle; 00067 00068 float pan_error; 00069 float tilt_error; 00070 00071 int mode; 00072 00073 public: 00080 typedef tibi_dabo_head_tracking::TibiDaboHeadTrackingConfig Config; 00081 00088 Config config_; 00089 00098 TibiDaboHeadTrackingAlgorithm(void); 00099 00105 void lock(void) { alg_mutex_.enter(); }; 00106 00112 void unlock(void) { alg_mutex_.exit(); }; 00113 00121 bool try_enter(void) { return alg_mutex_.try_enter(); }; 00122 00134 void config_update(Config& new_cfg, uint32_t level=0); 00135 00136 // here define all tibi_dabo_head_tracking_alg interface methods to retrieve and set 00137 // the driver parameters 00138 void compute_head_position(float target_pan,float target_tilt,float *pan, float *tilt); 00139 void set_current_head_position(float pan, float tilt); 00140 void get_current_error(float *pan_error,float *tilt_error); 00141 00148 ~TibiDaboHeadTrackingAlgorithm(void); 00149 }; 00150 00151 #endif