00001 /********************************************************************* 00002 * 00003 * Software License Agreement (BSD License) 00004 * 00005 * Copyright (c) 2008, Willow Garage, Inc. 00006 * All rights reserved. 00007 * 00008 * Redistribution and use in source and binary forms, with or without 00009 * modification, are permitted provided that the following conditions 00010 * are met: 00011 * 00012 * * Redistributions of source code must retain the above copyright 00013 * notice, this list of conditions and the following disclaimer. 00014 * * Redistributions in binary form must reproduce the above 00015 * copyright notice, this list of conditions and the following 00016 * disclaimer in the documentation and/or other materials provided 00017 * with the distribution. 00018 * * Neither the name of Willow Garage, Inc. nor the names of its 00019 * contributors may be used to endorse or promote products derived 00020 * from this software without specific prior written permission. 00021 * 00022 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 00023 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 00024 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 00025 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 00026 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 00027 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 00028 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 00029 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 00030 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 00031 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 00032 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 00033 * POSSIBILITY OF SUCH DAMAGE. 00034 * 00035 * Author: TKruse 00036 *********************************************************************/ 00037 00038 #ifndef TRAJECTORYCOSTFUNCTION_H_ 00039 #define TRAJECTORYCOSTFUNCTION_H_ 00040 00041 #include <base_local_planner/trajectory.h> 00042 00043 namespace base_local_planner { 00044 00052 class TrajectoryCostFunction { 00053 public: 00054 00060 virtual bool prepare() = 0; 00061 00065 virtual double scoreTrajectory(Trajectory &traj) = 0; 00066 00067 double getScale() { 00068 return scale_; 00069 } 00070 00071 void setScale(double scale) { 00072 scale_ = scale; 00073 } 00074 00075 virtual ~TrajectoryCostFunction() {} 00076 00077 protected: 00078 TrajectoryCostFunction(double scale = 1.0): scale_(scale) {} 00079 00080 private: 00081 double scale_; 00082 }; 00083 00084 } 00085 00086 #endif /* TRAJECTORYCOSTFUNCTION_H_ */