Respect canHandleVariableCommunicationStepSize in FMI{2|3}CSSimulatio…

…n.c (#615)
modelica · Oct 15, 2024 · d4c4048 · d4c4048
1 parent f7f44fa
commit d4c4048
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Showing 2 changed files with 15 additions and 4 deletions.
diff --git a/fmusim/FMI2CSSimulation.c b/fmusim/FMI2CSSimulation.c
@@ -16,6 +16,8 @@ FMIStatus FMI2CSSimulate(const FMISimulationSettings* s) {
     fmi2Real nextCommunicationPoint = 0.0;
     fmi2Real nextInputEventTime = 0.0;
     fmi2Real stepSize = 0.0;
+
+    const bool canHandleVariableCommunicationStepSize = s->modelDescription->coSimulation->canHandleVariableCommunicationStepSize;
 
     char resourcePath[FMI_PATH_MAX] = "";
     char resourceURI[FMI_PATH_MAX] = "";
@@ -68,12 +70,16 @@ FMIStatus FMI2CSSimulate(const FMISimulationSettings* s) {
 
         nextInputEventTime = FMINextInputEvent(s->input, time);
 
-        if (nextCommunicationPoint > nextInputEventTime && !FMIIsClose(nextCommunicationPoint, nextInputEventTime)) {
+        if (canHandleVariableCommunicationStepSize &&
+            nextCommunicationPoint > nextInputEventTime &&
+            !FMIIsClose(nextCommunicationPoint, nextInputEventTime)) {
+
             nextCommunicationPoint = nextInputEventTime;
         }
 
         if (nextCommunicationPoint > s->stopTime && !FMIIsClose(nextCommunicationPoint, s->stopTime)) {
-            if (s->modelDescription->coSimulation->canHandleVariableCommunicationStepSize) {
+
+            if (canHandleVariableCommunicationStepSize) {
                 nextCommunicationPoint = s->stopTime;
             } else {
                 break;

diff --git a/fmusim/FMI3CSSimulation.c b/fmusim/FMI3CSSimulation.c
@@ -37,6 +37,7 @@ FMIStatus FMI3CSSimulate(const FMISimulationSettings* s) {
     FMIStatus status = FMIOK;
 
     FMIInstance* S = s->S;
+    const bool canHandleVariableCommunicationStepSize = s->modelDescription->coSimulation->canHandleVariableCommunicationStepSize;
 
     fmi3Boolean inputEvent = fmi3False;
     fmi3Boolean eventEncountered = fmi3False;
@@ -141,12 +142,16 @@ FMIStatus FMI3CSSimulate(const FMISimulationSettings* s) {
 
         nextInputEventTime = FMINextInputEvent(s->input, time);
 
-        if (nextCommunicationPoint > nextInputEventTime && !FMIIsClose(nextCommunicationPoint, nextInputEventTime)) {
+        if (canHandleVariableCommunicationStepSize &&
+            nextCommunicationPoint > nextInputEventTime &&
+            !FMIIsClose(nextCommunicationPoint, nextInputEventTime)) {
+
             nextCommunicationPoint = nextInputEventTime;
         }
 
         if (nextCommunicationPoint > s->stopTime && !FMIIsClose(nextCommunicationPoint, s->stopTime)) {
-            if (s->modelDescription->coSimulation->canHandleVariableCommunicationStepSize) {
+
+            if (canHandleVariableCommunicationStepSize) {
                 nextCommunicationPoint = s->stopTime;
             } else {
                 break;