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[modules/shaper.git] / src / Model / Model_Update.cpp
old mode 100755 (executable)
new mode 100644 (file)
index 6efd1b1..98d13b0
@@ -1,8 +1,21 @@
-// Copyright (C) 2014-20xx CEA/DEN, EDF R&D
-
-// File:        Model_Update.cxx
-// Created:     25 Jun 2014
-// Author:      Mikhail PONIKAROV
+// Copyright (C) 2014-2019  CEA/DEN, EDF R&D
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+//
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+//
 
 #include <Model_Update.h>
 #include <Model_Document.h>
 #include <ModelAPI_CompositeFeature.h>
 #include <ModelAPI_Session.h>
 #include <ModelAPI_Tools.h>
+#include <ModelAPI_ResultBody.h>
+#include <ModelAPI_ResultPart.h>
+#include <ModelAPI_ResultConstruction.h>
+#include <GeomAPI_Shape.h>
 #include <GeomDataAPI_Point.h>
+#include <GeomDataAPI_Dir.h>
 #include <GeomDataAPI_Point2D.h>
 #include <Events_Loop.h>
 #include <Events_LongOp.h>
@@ -59,12 +77,15 @@ Model_Update::Model_Update()
   aLoop->registerListener(this, kReorderEvent);
   static const Events_ID kUpdatedSel = aLoop->eventByName(EVENT_UPDATE_SELECTION);
   aLoop->registerListener(this, kUpdatedSel);
+  static const Events_ID kAutoRecomp = aLoop->eventByName(EVENT_AUTOMATIC_RECOMPUTATION_ENABLE);
+  aLoop->registerListener(this, kAutoRecomp);
 
   //  Config_PropManager::findProp("Model update", "automatic_rebuild")->value() == "true";
   myIsParamUpdated = false;
   myIsFinish = false;
   myIsProcessed = false;
   myIsPreviewBlocked = false;
+  myUpdateBlocked = false;
 }
 
 bool Model_Update::addModified(FeaturePtr theFeature, FeaturePtr theReason) {
@@ -72,9 +93,11 @@ bool Model_Update::addModified(FeaturePtr theFeature, FeaturePtr theReason) {
   if (!theFeature->data()->isValid())
     return false; // delete an extrusion created on the sketch
 
+
   bool isNotExecuted = theFeature->isPersistentResult() &&
     !std::dynamic_pointer_cast<Model_Document>((theFeature)->document())->executeFeatures();
   if (isNotExecuted) {
+    redisplayWithResults(theFeature, ModelAPI_StateNothing, false); // redisplay even not executed
     if (!theReason.get()) // no reason => no construction reason
       return false;
     if (myNotPersistentRefs.find(theFeature) == myNotPersistentRefs.end()) {
@@ -89,7 +112,10 @@ bool Model_Update::addModified(FeaturePtr theFeature, FeaturePtr theReason) {
 
   // update arguments for "apply button" state change
   if ((!theFeature->isPreviewNeeded() && !myIsFinish) || myIsPreviewBlocked) {
-    myProcessOnFinish.insert(theFeature);
+    if (theReason.get())
+      myProcessOnFinish[theFeature].insert(theReason);
+    else if (myProcessOnFinish.find(theFeature) == myProcessOnFinish.end())
+      myProcessOnFinish[theFeature] = std::set<std::shared_ptr<ModelAPI_Feature> >();
 #ifdef DEB_UPDATE
       std::cout<<"*** Add process on finish "<<theFeature->name()<<std::endl;
 #endif
@@ -141,7 +167,7 @@ bool Model_Update::addModified(FeaturePtr theFeature, FeaturePtr theReason) {
       if (theReason.get())
         aNewSet.insert(theReason);
     }
-      myModified[theFeature] = aNewSet;
+    myModified[theFeature] = aNewSet;
 #ifdef DEB_UPDATE
     if (theReason.get()) {
       //std::cout<<"*** Add modified "<<theFeature->name()
@@ -171,7 +197,7 @@ bool Model_Update::addModified(FeaturePtr theFeature, FeaturePtr theReason) {
       }
     }
   }
-  // proccess also results
+  // process also results
   std::list<ResultPtr> allResults; // list of this feature and results
   ModelAPI_Tools::allResults(theFeature, allResults);
   std::list<ResultPtr>::iterator aRes = allResults.begin();
@@ -201,6 +227,7 @@ bool Model_Update::addModified(FeaturePtr theFeature, FeaturePtr theReason) {
 void Model_Update::processEvent(const std::shared_ptr<Events_Message>& theMessage)
 {
   static Events_Loop* aLoop = Events_Loop::loop();
+  static ModelAPI_ValidatorsFactory* aFactory = ModelAPI_Session::get()->validators();
   static const Events_ID kCreatedEvent = aLoop->eventByName(EVENT_OBJECT_CREATED);
   static const Events_ID kUpdatedEvent = aLoop->eventByName(EVENT_OBJECT_UPDATED);
   static const Events_ID kOpFinishEvent = aLoop->eventByName("FinishOperation");
@@ -216,6 +243,32 @@ void Model_Update::processEvent(const std::shared_ptr<Events_Message>& theMessag
 #ifdef DEB_UPDATE
   std::cout<<"****** Event "<<theMessage->eventID().eventText()<<std::endl;
 #endif
+  // check the automatic update flag on any event
+  bool aNewAutomaticState = ModelAPI_Session::get()->isAutoUpdateBlocked();
+  if (myUpdateBlocked != aNewAutomaticState) {
+    myUpdateBlocked = aNewAutomaticState;
+    if (!myUpdateBlocked) { // process all modified features, even if preview is blocked
+      bool aPreviewBlockedState = myIsPreviewBlocked; // to update the selected arguments
+      myIsPreviewBlocked = false;
+      // iterate everything and add features in state "MustBeUpdated" into modified
+      std::list<std::shared_ptr<ModelAPI_Document> > allDocs =
+        ModelAPI_Session::get()->allOpenedDocuments();
+      std::list<std::shared_ptr<ModelAPI_Document> >::iterator aDoc = allDocs.begin();
+      for(; aDoc != allDocs.end(); aDoc++) {
+        std::list<std::shared_ptr<ModelAPI_Feature> > allFeats = (*aDoc)->allFeatures();
+        std::list<std::shared_ptr<ModelAPI_Feature> >::iterator aFeat = allFeats.begin();
+        for(; aFeat != allFeats.end(); aFeat++) {
+          if ((*aFeat)->data()->isValid() &&
+            (*aFeat)->data()->execState() == ModelAPI_StateMustBeUpdated) {
+            addModified(*aFeat, FeaturePtr());
+          }
+        }
+      }
+      processFeatures();
+      myIsPreviewBlocked = myIsPreviewBlocked;
+    }
+  }
+
   if (theMessage->eventID() == kStabilityEvent) {
     updateStability(theMessage->sender());
     return;
@@ -226,9 +279,12 @@ void Model_Update::processEvent(const std::shared_ptr<Events_Message>& theMessag
   }
   if (theMessage->eventID() == kPreviewRequestedEvent) {
     if (myIsPreviewBlocked) {
+      bool anUpdateState = myUpdateBlocked;
+      myUpdateBlocked = false;
       myIsPreviewBlocked = false;
       processFeatures();
       myIsPreviewBlocked = true;
+      myUpdateBlocked = anUpdateState;
     }
     return;
   }
@@ -244,16 +300,19 @@ void Model_Update::processEvent(const std::shared_ptr<Events_Message>& theMessag
         std::dynamic_pointer_cast<ModelAPI_ObjectUpdatedMessage>(theMessage);
     const std::set<ObjectPtr>& anObjs = aMsg->objects();
     std::set<ObjectPtr>::const_iterator anObjIter = anObjs.cbegin();
+    std::list<ObjectPtr> aFeatures, aResults;
     for(; anObjIter != anObjs.cend(); anObjIter++) {
       if (std::dynamic_pointer_cast<Model_Document>((*anObjIter)->document())->executeFeatures()) {
         if ((*anObjIter)->groupName() == ModelAPI_Feature::group()) {
           // results creation means enabling, not update
-          ModelAPI_EventCreator::get()->sendUpdated(*anObjIter, kUpdatedEvent);
+          aFeatures.push_back(*anObjIter);
         } else {
-          ModelAPI_EventCreator::get()->sendUpdated(*anObjIter, kRedisplayEvent);
+          aResults.push_back(*anObjIter);
         }
       }
     }
+    ModelAPI_EventCreator::get()->sendUpdated(aFeatures, kUpdatedEvent);
+    ModelAPI_EventCreator::get()->sendUpdated(aResults, kRedisplayEvent);
     return;
   }
   if (theMessage->eventID() == kUpdatedEvent) {
@@ -272,22 +331,38 @@ void Model_Update::processEvent(const std::shared_ptr<Events_Message>& theMessag
       if ((*anObjIter)->groupName() == ModelAPI_ResultParameter::group()) {
         myIsParamUpdated = true;
       }
-      // on undo/redo, abort do not update persisten features
+      // on undo/redo, abort do not update persistent features
       FeaturePtr anUpdated = std::dynamic_pointer_cast<ModelAPI_Feature>(*anObjIter);
       if (anUpdated.get()) {
         if (addModified(anUpdated, FeaturePtr()))
           aSomeModified = true;
+        if (myUpdateBlocked) { // execute this feature anyway to show the current result
+          /*if (!anUpdated->isStable() && anUpdated->results().size() && (
+              anUpdated->firstResult()->groupName() == ModelAPI_ResultBody::group() ||
+              anUpdated->firstResult()->groupName() == ModelAPI_ResultPart::group())) {
+            if (aFactory->validate(anUpdated)) {
+              executeFeature(anUpdated);
+              redisplayWithResults(anUpdated, ModelAPI_StateNothing, false);
+              static Events_ID EVENT_DISP = aLoop->eventByName(EVENT_OBJECT_TO_REDISPLAY);
+              aLoop->flush(EVENT_DISP);
+            }
+          }*/
+        }
       } else {
         // process the updated result as update of features that refers to this result
         const std::set<std::shared_ptr<ModelAPI_Attribute> >&
           aRefs = (*anObjIter)->data()->refsToMe();
         std::set<std::shared_ptr<ModelAPI_Attribute> >::const_iterator aRefIter = aRefs.cbegin();
+        FeaturePtr aReason;
+        ResultPtr aReasonResult = std::dynamic_pointer_cast<ModelAPI_Result>(*anObjIter);
+        if (aReasonResult.get())
+          aReason = (*anObjIter)->document()->feature(aReasonResult);
         for(; aRefIter != aRefs.cend(); aRefIter++) {
           if (!(*aRefIter)->owner()->data()->isValid())
             continue;
           FeaturePtr anUpdated = std::dynamic_pointer_cast<ModelAPI_Feature>((*aRefIter)->owner());
           if (anUpdated.get()) {
-            if (addModified(anUpdated, FeaturePtr()))
+            if (addModified(anUpdated, aReason))
               aSomeModified = true;
           }
         }
@@ -301,21 +376,44 @@ void Model_Update::processEvent(const std::shared_ptr<Events_Message>& theMessag
       theMessage->eventID() == kOpStartEvent) {
     myIsPreviewBlocked = false;
 
-    if (theMessage->eventID() == kOpFinishEvent) {
+    if (theMessage->eventID() == kOpFinishEvent) {// if update is blocked, skip
       myIsFinish = true;
       // add features that wait for finish as modified
-      std::set<std::shared_ptr<ModelAPI_Feature> >::iterator aFeature = myProcessOnFinish.begin();
-      for(; aFeature != myProcessOnFinish.end(); aFeature++)
-        if ((*aFeature)->data()->isValid()) // there may be already removed wait for features
-          addModified(*aFeature, FeaturePtr());
+      std::map<std::shared_ptr<ModelAPI_Feature>, std::set<std::shared_ptr<ModelAPI_Feature> > >::
+        iterator aFeature = myProcessOnFinish.begin();
+      for(; aFeature != myProcessOnFinish.end(); aFeature++) {
+        if (aFeature->first->data()->isValid()) {// there may be already removed while wait
+          if (aFeature->second.empty()) {
+            addModified(aFeature->first, FeaturePtr());
+            continue;
+          }
+          std::set<std::shared_ptr<ModelAPI_Feature> >::iterator aReasons;
+          for(aReasons = aFeature->second.begin(); aReasons != aFeature->second.end(); aReasons++){
+            addModified(aFeature->first, *aReasons);
+          }
+        }
+      }
       myIsFinish = false;
     }
-    // processed features must be only on finish, so clear anyway (to avoid reimport on load)
+    // processed features must be only on finish, so clear anyway (to avoid re-import on load)
     myProcessOnFinish.clear();
 
+    // #2156: current must be sketch, left after the macro execution
+    DocumentPtr anActiveDoc = ModelAPI_Session::get()->activeDocument();
+    FeaturePtr aCurrent;
+    if (anActiveDoc.get())
+      aCurrent = anActiveDoc->currentFeature(false);
+
     if (!(theMessage->eventID() == kOpStartEvent)) {
       processFeatures(false);
     }
+
+    if (anActiveDoc.get() && aCurrent.get() && aCurrent->data()->isValid()) {
+      if (anActiveDoc->currentFeature(false) != aCurrent &&
+          ModelAPI_Tools::compositeOwner(anActiveDoc->currentFeature(false)) == aCurrent)
+        anActiveDoc->setCurrentFeature(aCurrent, false); // #2156 make the current feature back
+    }
+
     // remove all macros before clearing all created
     std::set<FeaturePtr>::iterator anUpdatedIter = myWaitForFinish.begin();
     while(anUpdatedIter != myWaitForFinish.end()) {
@@ -386,7 +484,7 @@ void Model_Update::processFeatures(const bool theFlushRedisplay)
   }
 }
 
-// collects all the feautres this feature depends on: reasons
+// collects all the features this feature depends on: reasons
 static void allReasons(FeaturePtr theFeature, std::set<FeaturePtr>& theReasons) {
   std::list<std::pair<std::string, std::list<std::shared_ptr<ModelAPI_Object> > > > aDeps;
   theFeature->data()->referencesToObjects(aDeps);
@@ -445,6 +543,8 @@ bool Model_Update::processFeature(FeaturePtr theFeature)
       // too many repetition of processing (in VS it may crash on 330 with stack overflow)
       Events_InfoMessage("Model_Update",
         "Feature '%1' is updated in infinitive loop").arg(theFeature->data()->name()).send();
+      // to stop iteration
+      myModified.clear();
       return false;
     }
     myProcessed[theFeature] = aCount + 1;
@@ -468,26 +568,46 @@ bool Model_Update::processFeature(FeaturePtr theFeature)
 
   // update the sketch plane before the sketch sub-elements are recomputed
   // (otherwise sketch will update plane, modify subs, after executed, but with old subs edges)
-  if (aIsModified && theFeature->getKind() == "Sketch") {
+    if (aIsModified && theFeature->getKind() == "Sketch") {
 #ifdef DEB_UPDATE
-    std::cout<<"****** Update sketch args "<<theFeature->name()<<std::endl;
+      std::cout << "****** Update sketch args " << theFeature->name() << std::endl;
 #endif
-    AttributeSelectionPtr anExtSel = theFeature->selection("External");
-    if (anExtSel.get()) {
-      ResultPtr aContext = anExtSel->context();
-      if (aContext.get() && aContext->document().get()) {
-        FeaturePtr anExtBase = aContext->document()->feature(aContext);
-        if (anExtBase.get()) {
-          processFeature(anExtBase);
+      AttributeSelectionPtr anExtSel = theFeature->selection("External");
+      if (anExtSel.get()) {
+        ResultPtr aContext = anExtSel->context();
+        if (aContext.get() && aContext->document().get()) {
+          FeaturePtr anExtBase = aContext->document()->feature(aContext);
+          if (anExtBase.get()) {
+            processFeature(anExtBase);
+          }
+          std::shared_ptr<GeomDataAPI_Point> anOrigin =
+            std::dynamic_pointer_cast<GeomDataAPI_Point>(theFeature->attribute("Origin"));
+          double anOX = anOrigin->x(), anOY = anOrigin->y(), anOZ = anOrigin->z();
+          std::shared_ptr<GeomDataAPI_Dir> aDir =
+            std::dynamic_pointer_cast<GeomDataAPI_Dir>(theFeature->attribute("DirX"));
+          double aDX = aDir->x(), aDY = aDir->y(), aDZ = aDir->z();
+          std::shared_ptr<GeomDataAPI_Dir> aNorm =
+            std::dynamic_pointer_cast<GeomDataAPI_Dir>(theFeature->attribute("Norm"));
+          double aNX = aNorm->x(), aNY = aNorm->y(), aNZ = aNorm->z();
+          // update sketch plane
+          updateArguments(theFeature);
+          theFeature->attributeChanged("External"); // to recompute origin, direction and normal
+          // check it is updated, so all must be changed
+          if (anOrigin->x() != anOX || anOrigin->y() != anOY || anOrigin->z() != anOZ ||
+              aDir->x() != aDX || aDir->y() != aDY || aDir->z() != aDZ ||
+              aNorm->x() != aNX || aNorm->y() != aNY || aNorm->z() != aNZ)
+          {
+            std::set<FeaturePtr> aWholeR;
+            allReasons(theFeature, aWholeR);
+            std::set<FeaturePtr>::iterator aRIter = aWholeR.begin();
+            for (; aRIter != aWholeR.end(); aRIter++) {
+              if ((*aRIter)->data()->selection("External").get())
+                (*aRIter)->attributeChanged("External");
+            }
+          }
         }
       }
     }
-    updateArguments(theFeature);
-    // send event that sketch is prepared to be recomputed
-    static Events_ID anID = Events_Loop::eventByName("SketchPrepared");
-    std::shared_ptr<Events_Message> aMsg(new Events_Message(anID, this));
-    Events_Loop::loop()->send(aMsg);
-  }
 
   if (!aIsModified) { // no modification is needed
     return false;
@@ -519,7 +639,10 @@ bool Model_Update::processFeature(FeaturePtr theFeature)
     if (aReason != theFeature && (aReason)->data()->isValid()) {
       if (processFeature(aReason))
         aIsModified = true;
-      if (aReason->data()->execState() == ModelAPI_StateInvalidArgument)
+      // check validity of aReason once again because it may be removed by dependent feature
+      // (e.g. by SketchPlugin_IntersectionPoint)
+      if (!aReason->data()->isValid() ||
+          aReason->data()->execState() == ModelAPI_StateInvalidArgument)
         isReferencedInvalid = true;
     }
     // searching for the next not used reason
@@ -539,6 +662,25 @@ bool Model_Update::processFeature(FeaturePtr theFeature)
     CompositeFeaturePtr aCurrentOwner =
       ModelAPI_Tools::compositeOwner(theFeature->document()->currentFeature(false));
     isPostponedMain = aCurrentOwner.get() && aCompos->isSub(aCurrentOwner);
+  } else if (theFeature->getKind() == "Sketch" &&
+    std::dynamic_pointer_cast<Model_Document>((theFeature)->document())->executeFeatures()) {
+    // send event that sketch is prepared to be recomputed
+    static Events_ID anID = Events_Loop::eventByName("SketchPrepared");
+    std::shared_ptr<Events_Message> aMsg(new Events_Message(anID, this));
+    Events_Loop* aLoop = Events_Loop::loop();
+    // in case it is finish operation, flush for the sketch other events (#2450)
+    aLoop->flush(aLoop->eventByName(EVENT_OBJECT_UPDATED));
+    aLoop->send(aMsg);
+    // check that sub-elements of sketch are updated => sketch must be re-processed
+    std::set<FeaturePtr> aWholeR;
+    allReasons(theFeature, aWholeR);
+    std::set<FeaturePtr>::iterator aRIter = aWholeR.begin();
+    for(; aRIter != aWholeR.end(); aRIter++) {
+      if (myModified.find(*aRIter) != myModified.end()) {
+        processFeature(theFeature);
+        return true;
+      }
+    }
   }
 
 #ifdef DEB_UPDATE
@@ -559,7 +701,7 @@ bool Model_Update::processFeature(FeaturePtr theFeature)
     theFeature->data()->execState(ModelAPI_StateDone);
 
   // this checking must be after the composite feature sub-elements processing:
-  // composite feature status may depend on it's subelements
+  // composite feature status may depend on it's sub-elements
   if ((theFeature->data()->execState() == ModelAPI_StateInvalidArgument || isReferencedInvalid) &&
     theFeature->getKind() != "Part") {
       // don't disable Part because it will make disabled all the features
@@ -567,7 +709,7 @@ bool Model_Update::processFeature(FeaturePtr theFeature)
   #ifdef DEB_UPDATE
     std::cout<<"Invalid args "<<theFeature->name()<<std::endl;
   #endif
-    theFeature->eraseResults();
+    theFeature->eraseResults(false);
     redisplayWithResults(theFeature, ModelAPI_StateInvalidArgument); // result also must be updated
     return true; // so, feature is modified (results are erased)
   }
@@ -576,19 +718,37 @@ bool Model_Update::processFeature(FeaturePtr theFeature)
   ModelAPI_ExecState aState = theFeature->data()->execState();
   if (aFactory->validate(theFeature)) {
     if (!isPostponedMain) {
-      executeFeature(theFeature);
+      bool aDoExecute = true;
+      if (myUpdateBlocked) {
+        if (!theFeature->isStable()) {
+          aDoExecute = true;
+        } else if (theFeature->results().size()) { // execute only not-results features
+          aDoExecute = !(theFeature->firstResult()->groupName() == ModelAPI_ResultBody::group() ||
+            theFeature->firstResult()->groupName() == ModelAPI_ResultPart::group() ||
+            theFeature->getKind() == "Sketch");
+        } else {
+          aDoExecute = aState != ModelAPI_StateInvalidArgument;
+        }
+      }
+      if (aDoExecute) {
+        executeFeature(theFeature);
+      } else {
+        // store information that this feature must be executed later
+        theFeature->data()->execState(ModelAPI_StateMustBeUpdated);
+      }
     }
   } else {
     #ifdef DEB_UPDATE
       std::cout<<"Feature is not valid, erase results "<<theFeature->name()<<std::endl;
     #endif
-    theFeature->eraseResults();
+    theFeature->eraseResults(false);
     redisplayWithResults(theFeature, ModelAPI_StateInvalidArgument); // result also must be updated
   }
   return true;
 }
 
-void Model_Update::redisplayWithResults(FeaturePtr theFeature, const ModelAPI_ExecState theState)
+void Model_Update::redisplayWithResults(
+  FeaturePtr theFeature, const ModelAPI_ExecState theState, bool theUpdateState)
 {
   // make updated and redisplay all results
   static Events_ID EVENT_DISP = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
@@ -601,7 +761,8 @@ void Model_Update::redisplayWithResults(FeaturePtr theFeature, const ModelAPI_Ex
     if (!aRes->isDisabled()) {
       // update state only for enabled results
       // (Placement Result Part may make the original Part Result as invalid)
-      aRes->data()->execState(theState);
+      if (theUpdateState)
+        aRes->data()->execState(theState);
     }
     if (theFeature->data()->updateID() > aRes->data()->updateID()) {
       aRes->data()->setUpdateID(theFeature->data()->updateID());
@@ -610,7 +771,8 @@ void Model_Update::redisplayWithResults(FeaturePtr theFeature, const ModelAPI_Ex
   }
   // to redisplay "presentable" feature (for ex. distance constraint)
   ModelAPI_EventCreator::get()->sendUpdated(theFeature, EVENT_DISP);
-  theFeature->data()->execState(theState);
+  if (theUpdateState)
+    theFeature->data()->execState(theState);
 }
 
 /// Updates the state by the referenced object: if something bad with it, set state for this one
@@ -631,7 +793,6 @@ ModelAPI_ExecState stateByReference(ObjectPtr theTarget, const ModelAPI_ExecStat
 void Model_Update::updateArguments(FeaturePtr theFeature) {
   // perform this method also for disabled features: to make "not done" state for
   // features referenced to the active and modified features
-
   static ModelAPI_ValidatorsFactory* aFactory = ModelAPI_Session::get()->validators();
 
   ModelAPI_ExecState aState = theFeature->data()->execState();
@@ -835,12 +996,14 @@ void Model_Update::executeFeature(FeaturePtr theFeature)
   // The macro feature has to be deleted in any case even its execution is failed
   myWaitForFinish.insert(theFeature);
   if (aState != ModelAPI_StateDone) {
-    theFeature->eraseResults();
+    theFeature->eraseResults(false);
   }
   theFeature->data()->setUpdateID(ModelAPI_Session::get()->transactionID());
   redisplayWithResults(theFeature, aState);
 }
 
+// it is called on GUI edit of feature start
+// LCOV_EXCL_START
 void Model_Update::updateStability(void* theSender)
 {
   static ModelAPI_ValidatorsFactory* aFactory = ModelAPI_Session::get()->validators();
@@ -893,6 +1056,7 @@ void Model_Update::updateStability(void* theSender)
     }
   }
 }
+// LCOV_EXCL_STOP
 
 void Model_Update::updateSelection(const std::set<std::shared_ptr<ModelAPI_Object> >& theObjects)
 {