Chaste Commit::ca8ccdedf819b6e02855bc0e8e6f50bdecbc5208
AbstractCvodeSystem.hpp
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35
36#ifdef CHASTE_CVODE
37#ifndef _ABSTRACTCVODESYSTEM_HPP_
38#define _ABSTRACTCVODESYSTEM_HPP_
39
40#include <algorithm>
41#include <string>
42#include <vector>
43
44// This is only needed to prevent compilation errors on PETSc 2.2/Boost 1.33.1 combo
46
47// Chaste includes
48#include "AbstractParameterisedSystem.hpp"
49#include "Exception.hpp"
50#include "OdeSolution.hpp"
52
53// Serialiazation
54#include <boost/serialization/split_member.hpp>
55#include <boost/serialization/vector.hpp>
57#include "ClassIsAbstract.hpp"
58
59// CVODE headers
60#include <nvector/nvector_serial.h>
61
62#if CHASTE_SUNDIALS_VERSION >= 30000
63#include <cvode/cvode_direct.h> /* access to CVDls interface */
64#include <sundials/sundials_types.h> /* defs. of realtype, sunindextype */
65#include <sunlinsol/sunlinsol_dense.h> /* access to dense SUNLinearSolver */
66#include <sunmatrix/sunmatrix_dense.h> /* access to dense SUNMatrix */
67#else
68#include <sundials/sundials_dense.h> /* definitions DlsMat DENSE_ELEM */
69#endif
70
71// CVODE changed their dense matrix type...
72#if CHASTE_SUNDIALS_VERSION >= 30000
73#define CHASTE_CVODE_DENSE_MATRIX SUNMatrix
74#elif CHASTE_SUNDIALS_VERSION >= 20400
75#define CHASTE_CVODE_DENSE_MATRIX DlsMat
76#else
77#define CHASTE_CVODE_DENSE_MATRIX DenseMat
78#endif
79
80// CVODE changed their way of referencing elements of a matrix. So we will copy their notation in examples.
81#if CHASTE_SUNDIALS_VERSION >= 30000
82#define IJth(A, i, j) SM_ELEMENT_D(A, i, j)
83#else
84#define IJth(A, i, j) DENSE_ELEM(A, i, j)
85#endif
86
142{
143private:
144 friend class TestAbstractCvodeSystem;
145
146 friend class boost::serialization::access;
153 template <class Archive>
154 void save(Archive& archive, const unsigned int version) const
155 {
156 // Despite the fact that 3 of these variables actually live in our base class,
157 // we still archive them here to maintain backwards compatibility,
158 // this doesn't hurt
160 archive& mUseAnalyticJacobian;
161
162 if (version >= 1u)
163 {
164 archive& mHasAnalyticJacobian;
165 }
166
167 // Convert from N_Vector to std::vector for serialization
168 const std::vector<double> state_vars = MakeStdVec(mStateVariables);
169 archive& state_vars;
170 const std::vector<double> params = MakeStdVec(mParameters);
171 archive& params;
172 archive& rGetParameterNames();
173
174 archive& mLastSolutionTime;
175 archive& mForceReset;
176 archive& mForceMinimalReset;
177 archive& mRelTol;
178 archive& mAbsTol;
179 archive& mMaxSteps;
180 archive& mLastInternalStepSize;
181
182 // We don't bother archiving CVODE's internal data, because it is missing then we'll just
183 // get a new solver being initialised after a save/load.
184
185 // This is always set up by subclass constructors, and is essentially
186 // 'static' data, so shouldn't go in the archive.
187 //archive &mpSystemInfo;
188 }
195 template <class Archive>
196 void load(Archive& archive, const unsigned int version)
197 {
199 archive& mUseAnalyticJacobian;
200
201 // This is pretty much what the code was saying before.
203 if (version >= 1u)
204 { // Overwrite if it has been archived though
205 archive& mHasAnalyticJacobian;
206 }
207
208 std::vector<double> state_vars;
209 archive& state_vars;
211
212 std::vector<double> parameters;
213 archive& parameters;
214
215 std::vector<std::string> param_names;
216 archive& param_names;
217 archive& mLastSolutionTime;
218 archive& mForceReset;
219 archive& mForceMinimalReset;
220 archive& mRelTol;
221 archive& mAbsTol;
222 archive& mMaxSteps;
223 archive& mLastInternalStepSize;
224
225 // We don't bother archiving CVODE's internal data, because it is missing then we'll just
226 // get a new solver being initialised after a save/load.
227
228 // Do some checking on the parameters
229 CheckParametersOnLoad(parameters, param_names);
230 }
231 BOOST_SERIALIZATION_SPLIT_MEMBER()
232
233
240 void SetupCvode(N_Vector initialConditions,
241 realtype tStart,
242 realtype maxDt);
243
248 void RecordStoppingPoint(double stopTime);
249
251 void FreeCvodeMemory();
252
263 void CvodeError(int flag, const char* msg, const double& rTime,
264 const double& rStartTime, const double& rEndTime);
265
268
271
274
277
278#if CHASTE_SUNDIALS_VERSION >= 30000
280 SUNMatrix mpSundialsDenseMatrix;
282 SUNLinearSolver mpSundialsLinearSolver;
283#endif
284
285protected:
288
291
293 double mRelTol;
294
296 double mAbsTol;
297
300
305 long int mMaxSteps;
306
309
314 void Init();
315
316public:
322 AbstractCvodeSystem(unsigned numberOfStateVariables);
323
327 virtual ~AbstractCvodeSystem();
328
336 virtual void EvaluateYDerivatives(realtype time,
337 const N_Vector y,
338 N_Vector ydot)
339 = 0;
340
356 virtual void EvaluateAnalyticJacobian(realtype time, N_Vector y, N_Vector ydot,
357 CHASTE_CVODE_DENSE_MATRIX jacobian,
358 N_Vector tmp1, N_Vector tmp2, N_Vector tmp3)
359 {
360 EXCEPTION("No analytic Jacobian has been defined for this system.");
361 }
362
373 void SetForceReset(bool autoReset);
374
383 void SetMinimalReset(bool minimalReset);
384
391 bool GetMinimalReset();
392
399 bool GetForceReset();
400
411 void ResetSolver();
412
432 OdeSolution Solve(realtype tStart,
433 realtype tEnd,
434 realtype maxDt,
435 realtype tSamp);
436
452 void Solve(realtype tStart,
453 realtype tEnd,
454 realtype maxDt);
455
462 void SetMaxSteps(long int numSteps);
463
468 long int GetMaxSteps();
469
477 void SetTolerances(double relTol = 1e-5, double absTol = 1e-7);
478
482 double GetRelativeTolerance();
483
487 double GetAbsoluteTolerance();
488
492 double GetLastStepSize();
493
494 /* NB This needs making into a doxygen comment if you bring the method back in.
495 *
496 * An alternative approach to stopping events; currently only useful with CVODE.
497 * CVODE can search for roots (zeros) of this function while solving the ODE system,
498 * and home in on them to find sign transitions to high precision.
499 *
500 * The default implementation here fakes a root function using CalculateStoppingEvent.
501 *
502 * @param time the current time
503 * @param rY the current values of the state variables
504 */
505 // virtual double CalculateRootFunction(double time, const std::vector<double>& rY);
506
510 bool GetUseAnalyticJacobian() const;
511
515 bool HasAnalyticJacobian() const;
516
523 void ForceUseOfNumericalJacobian(bool useNumericalJacobian = true);
524
525 // The following method may be useful to identify problems with the Analytic Jacobians, if anything goes wrong,
526 // but #1795 seems to have got these working OK, so commented out for now.
527
528 // /*
529 // * Compare the calculated analytic jacobian to a numerical approximation, and throw if it looks silly.
530 // *
531 // * @param time the current time
532 // * @param y the current state variables
533 // * @param jacobian the analytic jacobian matrix
534 // * @param tmp1 working memory of the correct size provided by CVODE for temporary calculations
535 // * @param tmp2 working memory of the correct size provided by CVODE for temporary calculations
536 // * @param tmp3 working memory of the correct size provided by CVODE for temporary calculations
537 // */
538 // void CheckAnalyticJacobian(realtype time, N_Vector y, N_Vector ydot,
539 // CHASTE_CVODE_DENSE_MATRIX jacobian,
540 // N_Vector tmp1, N_Vector tmp2, N_Vector tmp3);
541};
542
544BOOST_CLASS_VERSION(AbstractCvodeSystem, 1u)
545
546#endif //_ABSTRACTCVODESYSTEM_HPP_
547#endif // CHASTE_CVODE
#define CLASS_IS_ABSTRACT(T)
#define EXCEPTION(message)
std::vector< double > MakeStdVec(N_Vector v)
void CopyFromStdVector(const std::vector< double > &rSrc, VECTOR &rDest)
void SetTolerances(double relTol=1e-5, double absTol=1e-7)
bool GetMinimalReset()
Get whether we want to run with minimal reset or not (no reinitialisation of the solver if variables ...
void SetForceReset(bool autoReset)
void load(Archive &archive, const unsigned int version)
void SetupCvode(N_Vector initialConditions, realtype tStart, realtype maxDt)
void CvodeError(int flag, const char *msg, const double &rTime, const double &rStartTime, const double &rEndTime)
void RecordStoppingPoint(double stopTime)
void SetMaxSteps(long int numSteps)
OdeSolution Solve(realtype tStart, realtype tEnd, realtype maxDt, realtype tSamp)
void ForceUseOfNumericalJacobian(bool useNumericalJacobian=true)
virtual void EvaluateYDerivatives(realtype time, const N_Vector y, N_Vector ydot)=0
void save(Archive &archive, const unsigned int version) const
virtual void EvaluateAnalyticJacobian(realtype time, N_Vector y, N_Vector ydot, CHASTE_CVODE_DENSE_MATRIX jacobian, N_Vector tmp1, N_Vector tmp2, N_Vector tmp3)
void SetMinimalReset(bool minimalReset)
bool GetForceReset()
Get whether we will force a solver reset on every call to Solve()
void CheckParametersOnLoad(const std::vector< double > &rParameters, const std::vector< std::string > &rParameterNames)
const std::vector< std::string > & rGetParameterNames() const