ReverseEngineering: improve manual segmentation

src/Mod/ReverseEngineering/Gui/SegmentationManual.cpp

@@ -251,8 +251,13 @@ void SegmentationManual::createSegment()
             Mesh::Feature* feaSegm = static_cast<Mesh::Feature*>(adoc->addObject("Mesh::Feature", "Segment"));
             Mesh::MeshObject* feaMesh = feaSegm->Mesh.startEditing();
             feaMesh->swap(*segment);
+            feaMesh->clearFacetSelection();
             feaSegm->Mesh.finishEditing();
 
+            if (ui->checkBoxHideSegm->isChecked()) {
+                feaSegm->Visibility.setValue(false);
+            }
+
             if (ui->checkBoxCutSegm->isChecked()) {
                 Mesh::MeshObject* editmesh = it->Mesh.startEditing();
                 editmesh->deleteFacets(facets);

src/Mod/ReverseEngineering/Gui/SegmentationManual.ui

@@ -7,7 +7,7 @@
     <x>0</x>
     <y>0</y>
     <width>346</width>
-    <height>804</height>
+    <height>833</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -315,6 +315,19 @@
         <property name="text">
          <string>Cut segment from mesh</string>
         </property>
+        <property name="checked">
+         <bool>true</bool>
+        </property>
+       </widget>
+      </item>
+      <item row="1" column="0">
+       <widget class="QCheckBox" name="checkBoxHideSegm">
+        <property name="text">
+         <string>Hide segment</string>
+        </property>
+        <property name="checked">
+         <bool>true</bool>
+        </property>
        </widget>
       </item>
      </layout>