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lsoder_integrator.h
1 /* Copyright (C) 2004-2006 Martin Förg
2 
3  * This library is free software; you can redistribute it and/or
4  * modify it under the terms of the GNU Lesser General Public
5  * License as published by the Free Software Foundation; either
6  * version 2.1 of the License, or (at your option) any later version.
7  *
8  * This library is distributed in the hope that it will be useful,
9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11  * Lesser General Public License for more details.
12  *
13  * You should have received a copy of the GNU Lesser General Public
14  * License along with this library; if not, write to the Free Software
15  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
16 
17  *
18  * Contact:
19  * martin.o.foerg@googlemail.com
20  *
21  */
22 
23 #ifndef _LSODER_INTEGRATOR_H_
24 #define _LSODER_INTEGRATOR_H_
25 
26 #include "integrator.h"
27 
28 namespace MBSimIntegrator {
29 
33  class LSODERIntegrator : public Integrator {
34 
35  private:
36 
37  static void fzdot(int* zSize, double* t, double* z_, double* zd_);
38  static void fsv(int* zSize, double* t, double* z_, int* nsv, double* sv_);
39 
41  double dtMax;
43  double dtMin;
47  double rTol;
49  double dt0;
50 
51  bool plotOnRoot;
52 
53  public:
54 
56  ~LSODERIntegrator() {}
57 
58  void setMaximalStepSize(double dtMax_) {dtMax = dtMax_;}
59  void setMinimalStepSize(double dtMin_) {dtMin = dtMin_;}
60  void setAbsoluteTolerance(const fmatvec::Vec &aTol_) {aTol = aTol_;}
61  void setAbsoluteTolerance(double aTol_) {aTol = fmatvec::Vec(1,fmatvec::INIT,aTol_);}
62  void setRelativeTolernace(double rTol_) {rTol = rTol_;}
63  void setInitialStepSize(double dt0_) {dt0 = dt0_;}
64 
65  void setPlotOnRoot(bool b) {plotOnRoot = b;}
66 
68 
69  };
70 
71 }
72 
73 
74 #endif
ODE-Integrator LSODER Integrator with root finding for ODEs. This integrator uses LSODE from http://w...
Definition: lsoder_integrator.h:33
double dtMin
Definition: lsoder_integrator.h:43
double dtMax
Definition: lsoder_integrator.h:41
Vector< Ref, double > Vec
double rTol
Definition: lsoder_integrator.h:47
solver interface for modelling and simulation of dynamic systems
Definition: dynamic_system_solver.h:48
fmatvec::Vec aTol
Definition: lsoder_integrator.h:45
double dt0
Definition: lsoder_integrator.h:49
void integrate(MBSim::DynamicSystemSolver &system)
start the integration
Definition: lsoder_integrator.cc:58
integrator-interface for dynamic systems
Definition: integrator.h:40
static DynamicSystemSolver * system
dynamic system
Definition: solver.h:65

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