00001 #ifndef SimTK_SIMMATH_TIMESTEPPER_H_ 00002 #define SimTK_SIMMATH_TIMESTEPPER_H_ 00003 00004 /* -------------------------------------------------------------------------- * 00005 * SimTK Core: SimTK Simmath(tm) * 00006 * -------------------------------------------------------------------------- * 00007 * This is part of the SimTK Core biosimulation toolkit originating from * 00008 * Simbios, the NIH National Center for Physics-Based Simulation of * 00009 * Biological Structures at Stanford, funded under the NIH Roadmap for * 00010 * Medical Research, grant U54 GM072970. See https://simtk.org. * 00011 * * 00012 * Portions copyright (c) 2007 Stanford University and the Authors. * 00013 * Authors: Peter Eastman * 00014 * Contributors: Michael Sherman * 00015 * * 00016 * Permission is hereby granted, free of charge, to any person obtaining a * 00017 * copy of this software and associated documentation files (the "Software"), * 00018 * to deal in the Software without restriction, including without limitation * 00019 * the rights to use, copy, modify, merge, publish, distribute, sublicense, * 00020 * and/or sell copies of the Software, and to permit persons to whom the * 00021 * Software is furnished to do so, subject to the following conditions: * 00022 * * 00023 * The above copyright notice and this permission notice shall be included in * 00024 * all copies or substantial portions of the Software. * 00025 * * 00026 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * 00027 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * 00028 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * 00029 * THE AUTHORS, CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 00030 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 00031 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE * 00032 * USE OR OTHER DEALINGS IN THE SOFTWARE. * 00033 * -------------------------------------------------------------------------- */ 00034 00035 #include "SimTKcommon.h" 00036 00037 #include "simmath/internal/common.h" 00038 #include "Integrator.h" 00039 00040 namespace SimTK { 00041 class Integrator; 00042 00055 class SimTK_SIMMATH_EXPORT TimeStepper { 00056 public: 00063 explicit TimeStepper(const System& system); 00067 TimeStepper(const System& system, Integrator& integrator); 00068 ~TimeStepper(); 00072 void setIntegrator(Integrator& integrator); 00076 const Integrator& getIntegrator() const; 00080 Integrator& updIntegrator(); 00088 bool getReportAllSignificantStates(); 00096 void setReportAllSignificantStates(bool b); 00104 void initialize(const State&); 00110 const State& getState() const; 00114 Real getTime() const {return getState().getTime();} 00126 Integrator::SuccessfulStepStatus stepTo(Real time); 00127 private: 00128 class TimeStepperRep* rep; 00129 friend class TimeStepperRep; 00130 }; 00131 00132 } // namespace SimTK 00133 00134 #endif // SimTK_SIMMATH_TIMESTEPPER_H_