1 /* Siconos is a program dedicated to modeling, simulation and control
2  * of non smooth dynamical systems.
3  *
4  * Copyright 2021 INRIA.
5  *
6  * Licensed under the Apache License, Version 2.0 (the "License");
7  * you may not use this file except in compliance with the License.
8  * You may obtain a copy of the License at
9  *
10  * http://www.apache.org/licenses/LICENSE-2.0
11  *
12  * Unless required by applicable law or agreed to in writing, software
13  * distributed under the License is distributed on an "AS IS" BASIS,
14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15  * See the License for the specific language governing permissions and
16  * limitations under the License.
17 */
18 
19 #include <chrono>
20 #include "TimeStepping.hpp"
21 #include "ZeroOrderHoldOSI.hpp"
22 #include "EventsManager.hpp"
23 #include "Event.hpp"
24 #include "NonSmoothDynamicalSystem.hpp"
25 #include "SimulationGraphs.hpp"
26 
27 #include "ControlManager.hpp"
28 #include "ControlZOHAdditionalTerms.hpp"
29 #include "ControlZOHSimulation.hpp"
30 #include "ControlSimulation_impl.hpp"
31 
32 //#define DEBUG_BEGIN_END_ONLY
33 //#define DEBUG_NOCOLOR
34 //#define DEBUG_STDOUT
35 //#define DEBUG_MESSAGES
36 #include "siconos_debug.h"
37 
38 
ControlZOHSimulation(double t0,double T,double h)39 ControlZOHSimulation::ControlZOHSimulation(double t0, double T, double h):
40   ControlSimulation(t0, T, h)
41 {
42   _processIntegrator.reset(new ZeroOrderHoldOSI());
43   std::static_pointer_cast<ZeroOrderHoldOSI>(_processIntegrator)->setExtraAdditionalTerms(
44     std::shared_ptr<ControlZOHAdditionalTerms>(new ControlZOHAdditionalTerms()));
45   _processSimulation.reset(new TimeStepping(_nsds,_processTD, 0));
46   _processSimulation->setName("plant simulation");
47   _processSimulation->insertIntegrator(_processIntegrator);
48 
49   _DSG0 = _nsds->topology()->dSG(0);
50   _IG0 = _nsds->topology()->indexSet0();
51 
52   // Control part
53   _CM.reset(new ControlManager(_processSimulation));
54 }
55 
run()56 void ControlZOHSimulation::run()
57 {
58   DEBUG_BEGIN("void ControlZOHSimulation::run()\n");
59   EventsManager& eventsManager = *_processSimulation->eventsManager();
60   unsigned k = 0;
61   std::chrono::system_clock::time_point start = std::chrono::system_clock::now();
62 
63   TimeStepping& sim = static_cast<TimeStepping&>(*_processSimulation);
64 
65   while(sim.hasNextEvent())
66   {
67     Event& nextEvent = *eventsManager.nextEvent();
68     if(nextEvent.getType() == TD_EVENT)
69     {
70       sim.computeOneStep();
71     }
72 
73     sim.nextStep();
74 
75     if(sim.hasNextEvent() && eventsManager.nextEvent()->getType() == TD_EVENT)   // We store only on TD_EVENT
76     {
77       (*_dataM)(k, 0) = sim.startingTime();
78       storeData(k);
79       ++k;
80     }
81   }
82 
83   /* saves last status */
84   (*_dataM)(k, 0) = sim.startingTime();
85   storeData(k);
86   ++k;
87 
88   std::chrono::system_clock::time_point end = std::chrono::system_clock::now();
89   std::chrono::duration<double, std::milli> fp_s = end - start;
90   _elapsedTime = fp_s.count();
91 
92   _dataM->resize(k, _nDim + 1);
93   DEBUG_END("void ControlZOHSimulation::run()\n");
94 }
95