Handling time events at one time instant at once

git-svn-id: https://openmodelica.org/svn/OpenModelica/trunk@23780 f25d12d1-65f4-0310-ae8a-bbce733d8d8e

Author: nimen

SimulationRuntime/cpp/Core/SimController/SimManager.cpp

@@ -578,7 +578,7 @@ void SimManager::runSingleProcess()
     {
         _timeevent_system->handleTimeEvent(_timeeventcounter);
     }
-    _cont_system->evaluateODE(IContinuous::CONTINUOUS);      // vxworksupdate
+    _cont_system->evaluateAll(IContinuous::CONTINUOUS);      // vxworksupdate
     _event_system->getZeroFunc(zeroVal_new);
 
     for (int i = 0; i < _dimZeroFunc; i++)
@@ -605,50 +605,41 @@ void SimManager::runSingleProcess()
         for (; iter != _tStops[0].end(); ++iter)
         {
             endTime = iter->first;
-            if (endTime - startTime < UROUND)
+            
+            // Setzen von Start- bzw. Endzeit und initial step size
+            _solver->setStartTime(startTime);
+            _solver->setEndTime(endTime);
+            _solver->setInitStepSize(_config->getGlobalSettings()->gethOutput());
+            _solver->solve(_solverTask);
+
+            if (_solverTask & ISolver::FIRST_CALL)
             {
-                startTime = endTime;
-                _timeeventcounter[iter->second]++;
-                _timeevent_system->handleTimeEvent(_timeeventcounter);
-                _cont_system->evaluateODE(IContinuous::CONTINUOUS);   // vxworksupdate
+                _solverTask = ISolver::SOLVERCALL(_solverTask ^ ISolver::FIRST_CALL);
+                _solverTask = ISolver::SOLVERCALL(_solverTask | ISolver::RECALL);
+            }
+            startTime = endTime;
+            if (_dimtimeevent)
+            {
+                // Find all time events at the current time
+				while(abs(iter->first - endTime) <1e4*UROUND)
+				{
+					_timeeventcounter[iter->second]++;
+					iter++;
+				}
+				// set the iterator back to the current end time
+				iter--;
+				
+				_timeevent_system->handleTimeEvent(_timeeventcounter);
+                _cont_system->evaluateAll(IContinuous::CONTINUOUS);   // vxworksupdate
                 _event_system->getZeroFunc(zeroVal_new);
                 for (int i = 0; i < _dimZeroFunc; i++)
                     _events[i] = bool(zeroVal_new[i]);
                 _mixed_system->handleSystemEvents(_events);
-                //_cont_system->evaluateODE(IContinuous::CONTINUOUS);
                 //reset time-events
                 _timeevent_system->handleTimeEvent(_timeeventcounter);
             }
-            else
-            {
-                // Setzen von Start- bzw. Endzeit und initial step size
-                _solver->setStartTime(startTime);
-                _solver->setEndTime(endTime);
-                _solver->setInitStepSize(_config->getGlobalSettings()->gethOutput());
-                _solver->solve(_solverTask);
-
-                if (_solverTask & ISolver::FIRST_CALL)
-                {
-                    _solverTask = ISolver::SOLVERCALL(_solverTask ^ ISolver::FIRST_CALL);
-                    _solverTask = ISolver::SOLVERCALL(_solverTask | ISolver::RECALL);
-                }
-                startTime = endTime;
-                if (_dimtimeevent)
-                {
-                    _timeeventcounter[iter->second]++;
-                    _timeevent_system->handleTimeEvent(_timeeventcounter);
-                    _cont_system->evaluateODE(IContinuous::CONTINUOUS);   // vxworksupdate
-                    _event_system->getZeroFunc(zeroVal_new);
-                    for (int i = 0; i < _dimZeroFunc; i++)
-                        _events[i] = bool(zeroVal_new[i]);
-                    _mixed_system->handleSystemEvents(_events);
-                    //_cont_system->evaluateODE(IContinuous::CONTINUOUS);
-                    //reset time-events
-                    _timeevent_system->handleTimeEvent(_timeeventcounter);
-                }
-            }
-
-            user_stop = (_solver->getSolverStatus() & ISolver::USER_STOP);
+          
+			user_stop = (_solver->getSolverStatus() & ISolver::USER_STOP);
             if (user_stop)
                 break;
         }  // end for time events
@@ -697,7 +688,7 @@ void SimManager::runSingleProcess()
                 if (zeroVal_new)
                 {
                     _timeevent_system->handleTimeEvent(_timeeventcounter);
-                    _cont_system->evaluateODE(IContinuous::CONTINUOUS);   // vxworksupdate
+                    _cont_system->evaluateAll(IContinuous::CONTINUOUS);   // vxworksupdate
                     _event_system->getZeroFunc(zeroVal_new);
                     for (int i = 0; i < _dimZeroFunc; i++)
                         _events[i] = bool(zeroVal_new[i]);