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Time Integration
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Tempus_TimeEventBase.hpp
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1//@HEADER
2// *****************************************************************************
3// Tempus: Time Integration and Sensitivity Analysis Package
4//
5// Copyright 2017 NTESS and the Tempus contributors.
6// SPDX-License-Identifier: BSD-3-Clause
7// *****************************************************************************
8//@HEADER
9
10#ifndef Tempus_TimeEventBase_decl_hpp
11#define Tempus_TimeEventBase_decl_hpp
12
13// Teuchos
14#include "Teuchos_Time.hpp"
15#include "Teuchos_VerboseObject.hpp"
16
17#include "Tempus_config.hpp"
18
19namespace Tempus {
20
35template <class Scalar>
37 public:
40 : timeEventType_("Base"),
41 name_("TimeEventBase"),
42 defaultTime_(std::numeric_limits<Scalar>::max()),
43 defaultTol_(std::numeric_limits<Scalar>::epsilon() * Scalar(100.0)),
44 defaultIndex_(std::numeric_limits<int>::max())
45 {
46 }
47
49 virtual ~TimeEventBase() {}
50
52
53
63 virtual bool isTime(Scalar time) const { return false; }
64
75 virtual Scalar timeToNextEvent(Scalar time) const { return defaultTime_; }
76
93 virtual Scalar timeOfNextEvent(Scalar time) const { return defaultTime_; }
94
112 virtual bool eventInRange(Scalar time1, Scalar time2) const { return false; }
113
124 virtual bool isIndex(int index) const { return false; }
125
135 virtual int indexToNextEvent(int index) const { return defaultIndex_; }
136
153 virtual int indexOfNextEvent(int index) const { return defaultIndex_; }
154
170 virtual bool eventInRangeIndex(int index1, int index2) const { return false; }
171
173 virtual void describe(Teuchos::FancyOStream &out,
174 const Teuchos::EVerbosityLevel verbLevel) const
175 {
176 auto l_out = Teuchos::fancyOStream(out.getOStream());
177 Teuchos::OSTab ostab(*l_out, 2, "TimeEventBase");
178 l_out->setOutputToRootOnly(0);
179
180 *l_out << "TimeEventBase name = " << getName() << std::endl;
181 }
182
195 virtual Scalar getAbsTol() const { return defaultTol_; }
196
214 virtual bool getLandOnExactly() const { return false; }
215
217
219
220
229 virtual std::string getName() const { return name_; }
231 virtual void setName(std::string name) { name_ = name; }
237 virtual std::string getType() const { return timeEventType_; }
239 virtual Scalar getDefaultTime() const { return defaultTime_; }
241 virtual Scalar getDefaultTol() const { return defaultTol_; }
243 virtual int getDefaultIndex() const { return defaultIndex_; }
245
247 virtual Teuchos::RCP<const Teuchos::ParameterList> getValidParameters() const
248 {
249 Teuchos::RCP<Teuchos::ParameterList> pl =
250 Teuchos::parameterList("Time Event Base");
251
252 pl->setName(this->getName());
253 pl->set("Name", this->getName());
254 pl->set("Type", this->getType());
255
256 return pl;
257 }
258
259 protected:
260 virtual void setType(std::string s) { timeEventType_ = s; }
261
262 private:
263 std::string timeEventType_;
264 std::string name_;
265 const Scalar defaultTime_;
266 const Scalar defaultTol_;
267 const int defaultIndex_;
268};
269
270} // namespace Tempus
271
272#endif // Tempus_TimeEventBase_decl_hpp
This class defines time events which can be used to "trigger" an action.
std::string name_
Name to identify the TimeEvent.
virtual bool eventInRange(Scalar time1, Scalar time2) const
Test if an event occurs within the time range.
virtual Scalar timeToNextEvent(Scalar time) const
How much time until the next event.
const Scalar defaultTime_
Default time.
const Scalar defaultTol_
Default tolerance.
virtual Scalar timeOfNextEvent(Scalar time) const
Return the time of the next event following the input time.
virtual Teuchos::RCP< const Teuchos::ParameterList > getValidParameters() const
Return ParameterList with current values.
virtual void setType(std::string s)
virtual int indexOfNextEvent(int index) const
Return the index of the next event following the input index.
virtual int indexToNextEvent(int index) const
How many indices until the next event.
virtual ~TimeEventBase()
Destructor.
virtual std::string getName() const
Return the name of the TimeEvent.
virtual std::string getType() const
Return the type of TimeEvent.
virtual bool isIndex(int index) const
Test if index is an event.
virtual bool eventInRangeIndex(int index1, int index2) const
Test if an event occurs within the index range.
virtual void setName(std::string name)
Set the name of the TimeEvent.
virtual void describe(Teuchos::FancyOStream &out, const Teuchos::EVerbosityLevel verbLevel) const
Describe member data.
virtual bool isTime(Scalar time) const
Test if time is near an event (within tolerance).
virtual int getDefaultIndex() const
Return the default index used by TimeEvents.
virtual Scalar getAbsTol() const
Return the absolute tolerance.
virtual Scalar getDefaultTime() const
Return the default time used for TimeEvents.
const int defaultIndex_
Default index.
std::string timeEventType_
Time Event type.
virtual Scalar getDefaultTol() const
Return the default tolerance used by TimeEvents.
virtual bool getLandOnExactly() const
Return if the time events need to be landed on exactly.