Chaste Release::3.1
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00001 /* 00002 00003 Copyright (c) 2005-2012, University of Oxford. 00004 All rights reserved. 00005 00006 University of Oxford means the Chancellor, Masters and Scholars of the 00007 University of Oxford, having an administrative office at Wellington 00008 Square, Oxford OX1 2JD, UK. 00009 00010 This file is part of Chaste. 00011 00012 Redistribution and use in source and binary forms, with or without 00013 modification, are permitted provided that the following conditions are met: 00014 * Redistributions of source code must retain the above copyright notice, 00015 this list of conditions and the following disclaimer. 00016 * Redistributions in binary form must reproduce the above copyright notice, 00017 this list of conditions and the following disclaimer in the documentation 00018 and/or other materials provided with the distribution. 00019 * Neither the name of the University of Oxford nor the names of its 00020 contributors may be used to endorse or promote products derived from this 00021 software without specific prior written permission. 00022 00023 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 00024 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00025 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00026 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 00027 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 00028 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE 00029 GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 00030 HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 00031 LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 00032 OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00033 00034 */ 00035 00036 #ifndef MODIFIERS_HPP_ 00037 #define MODIFIERS_HPP_ 00038 00039 #include "AbstractModifier.hpp" 00040 #include <cmath> 00041 00045 class FactorModifier : public AbstractModifier 00046 { 00047 private: 00049 double mFactor; 00050 00051 public: 00056 FactorModifier(double factor=1) 00057 : mFactor(factor) 00058 { 00059 } 00060 00067 virtual double Calc(double param, double time) 00068 { 00069 return (param * mFactor); 00070 } 00071 }; 00072 00078 class TimeModifier : public AbstractModifier 00079 { 00080 public: 00084 TimeModifier() 00085 { 00086 } 00087 00094 virtual double Calc(double param, double time) 00095 { 00096 return param * sin(time); 00097 } 00098 }; 00099 00103 class FixedModifier : public AbstractModifier 00104 { 00105 private: 00107 double mValue; 00108 00109 public: 00114 FixedModifier(double value) 00115 : mValue(value) 00116 { 00117 } 00118 00126 virtual double Calc(double param, double time) 00127 { 00128 return mValue; 00129 } 00130 }; 00131 00135 class DummyModifier : public AbstractModifier 00136 { 00137 private: 00138 00139 public: 00143 DummyModifier() 00144 { 00145 } 00146 00153 virtual double Calc(double param, double time) 00154 { 00155 return param; 00156 } 00157 }; 00158 00159 00160 #endif //MODIFIERS_HPP_