Gui: Set default navigation animation duration to 500 ms

src/Gui/PreferencePackTemplates/View.cfg

@@ -35,7 +35,7 @@
           <FCBool Name="ShowSelectionBoundingBox" Value="0"/>
           <FCBool Name="UseNavigationAnimations" Value="1"/>
           <FCBool Name="UseSpinningAnimations" Value="0"/>
-          <FCFloat Name="AnimationDuration" Value="0.25"/>
+          <FCFloat Name="AnimationDuration" Value="500"/>
           <FCBool Name="UseVBO" Value="0"/>
           <FCFloat Name="ViewScalingFactor" Value="1.0"/>
           <FCBool Name="ZoomAtCursor" Value="1"/>

src/Gui/PreferencePages/DlgSettingsNavigation.ui

@@ -773,7 +773,7 @@ Mouse tilting is not disabled by this setting.</string>
          <number>50</number>
         </property>
         <property name="value">
-         <number>250</number>
+         <number>500</number>
         </property>
         <property name="prefEntry" stdset="0">
          <cstring>AnimationDuration</cstring>

src/Gui/View3DInventorViewer.cpp

@@ -3406,7 +3406,7 @@ void View3DInventorViewer::startAnimation(const SbRotation& orientation,
     if (duration < 0) {
         duration = App::GetApplication()
                        .GetParameterGroupByPath("User parameter:BaseApp/Preferences/View")
-                       ->GetInt("AnimationDuration", 250);
+                       ->GetInt("AnimationDuration", 500);
     }
 
     auto animation = std::make_shared<FixedTimeAnimation>(