diff --git a/Valentina.pri b/Valentina.pri
index eb3a98d03..948e56931 100644
--- a/Valentina.pri
+++ b/Valentina.pri
@@ -42,7 +42,6 @@ defineTest(copyToDestdir) {
 
 
 GCC_CXXFLAGS += \
-            -O0 \
             -Wall \
             -Wextra \
             -pedantic \
@@ -84,7 +83,6 @@ GCC_CXXFLAGS += \
             -ftrapv
 
 CLANG_CXXFLAGS += \
-            -O0 \
             -fparse-all-comments \
             -Wabi \
             -Wabstract-final-class \
diff --git a/src/app/container/calculator.cpp b/src/app/container/calculator.cpp
index aa36c999c..e6653a7d7 100644
--- a/src/app/container/calculator.cpp
+++ b/src/app/container/calculator.cpp
@@ -55,8 +55,7 @@ Calculator::Calculator(const VContainer *data)
     InitCharacterSets();
     setAllowSubexpressions(false);//Only one expression per time
 
-    SetArgSep(',');
-    SetDecSep('.');
+    SetSepForEval();
 }
 
 //---------------------------------------------------------------------------------------------------------------------
@@ -82,30 +81,7 @@ Calculator::Calculator(const QString &formula, bool fromUser)
     setAllowSubexpressions(false);//Only one expression per time
     SetVarFactory(AddVariable, this);
 
-    // Add unary operators
-    if (fromUser)
-    {
-        bool osSeparatorValue = qApp->getSettings()->value("configuration/osSeparator", 1).toBool();
-
-        if (osSeparatorValue)
-        {
-            QLocale loc = QLocale::system();
-            SetDecSep(loc.decimalPoint().toLatin1());
-            SetThousandsSep(loc.groupSeparator().toLatin1());
-            SetArgSep(';');
-        }
-        else
-        {
-            SetArgSep(',');
-            SetDecSep('.');
-        }
-    }
-    else
-    {
-
-        SetArgSep(',');
-        SetDecSep('.');
-    }
+    SetSepForTr(fromUser);
 
     SetExpr(formula);
     //Need run for making tokens. Don't catch exception here, because we want know if formula has error.
@@ -126,6 +102,7 @@ Calculator::~Calculator()
 qreal Calculator::EvalFormula(const QString &formula)
 {
     SetVarFactory(AddVariable, this);
+    SetSepForEval();//Reset separators options
 
     SetExpr(formula);
 
@@ -214,7 +191,7 @@ void Calculator::InitCharacterSets()
     DefineOprtChars(symbols + QStringLiteral("+-*^/?<>=#!$%&|~'_"));
 }
 
-//---------------------------------------------------------------------------
+//---------------------------------------------------------------------------------------------------------------------
 // Factory function for creating new parser variables
 // This could as well be a function performing database queries.
 qreal* Calculator::AddVariable(const QString &a_szName, void *a_pUserData)
@@ -225,3 +202,38 @@ qreal* Calculator::AddVariable(const QString &a_szName, void *a_pUserData)
     static qreal value = 0;
     return &value;
 }
+
+//---------------------------------------------------------------------------------------------------------------------
+void Calculator::SetSepForEval()
+{
+    SetArgSep(',');
+    SetDecSep('.');
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+void Calculator::SetSepForTr(bool fromUser)
+{
+    if (fromUser)
+    {
+        bool osSeparatorValue = qApp->getSettings()->value("configuration/osSeparator", 1).toBool();
+
+        if (osSeparatorValue)
+        {
+            QLocale loc = QLocale::system();
+            SetDecSep(loc.decimalPoint().toLatin1());
+            SetThousandsSep(loc.groupSeparator().toLatin1());
+            SetArgSep(';');
+        }
+        else
+        {
+            SetArgSep(',');
+            SetDecSep('.');
+        }
+    }
+    else
+    {
+
+        SetArgSep(',');
+        SetDecSep('.');
+    }
+}
diff --git a/src/app/container/calculator.h b/src/app/container/calculator.h
index 503b97682..4431edf3c 100644
--- a/src/app/container/calculator.h
+++ b/src/app/container/calculator.h
@@ -66,6 +66,8 @@ private:
     void          InitVariables(const VContainer *data, const QMap<int, QString> &tokens, const QString &formula);
     void          InitCharacterSets();
     static qreal* AddVariable(const QString &a_szName, void *a_pUserData);
+    void          SetSepForEval();
+    void          SetSepForTr(bool fromUser);
 };
 
 #endif // CALCULATOR_H
diff --git a/src/app/tools/drawTools/vtoolalongline.cpp b/src/app/tools/drawTools/vtoolalongline.cpp
index cfb079e64..e6102d41f 100644
--- a/src/app/tools/drawTools/vtoolalongline.cpp
+++ b/src/app/tools/drawTools/vtoolalongline.cpp
@@ -86,7 +86,7 @@ void VToolAlongLine::FullUpdateFromFile()
         VisToolAlongLine * visual = qobject_cast<VisToolAlongLine *>(vis);
         visual->setPoint1Id(basePointId);
         visual->setPoint2Id(secondPointId);
-        visual->setLength(formulaLength);
+        visual->setLength(qApp->FormulaToUser(formulaLength));
         visual->setLineStyle(VAbstractTool::LineStyle(typeLine));
         visual->RefreshGeometry();
     }
@@ -200,7 +200,7 @@ void VToolAlongLine::ShowVisualization(bool show)
 
             visual->setPoint1Id(basePointId);
             visual->setPoint2Id(secondPointId);
-            visual->setLength(formulaLength);
+            visual->setLength(qApp->FormulaToUser(formulaLength));
             visual->setLineStyle(VAbstractTool::LineStyle(typeLine));
             visual->RefreshGeometry();
             vis = visual;
diff --git a/src/app/tools/drawTools/vtoolarc.cpp b/src/app/tools/drawTools/vtoolarc.cpp
index 43e99971d..752574d52 100644
--- a/src/app/tools/drawTools/vtoolarc.cpp
+++ b/src/app/tools/drawTools/vtoolarc.cpp
@@ -286,7 +286,7 @@ void VToolArc::ShowVisualization(bool show)
             const QSharedPointer<VArc> arc = VAbstractTool::data.GeometricObject<VArc>(id);
 
             visual->setPoint1Id(arc->GetCenter().id());
-            visual->setRadius(arc->GetFormulaRadius());
+            visual->setRadius(qApp->FormulaToUser(arc->GetFormulaRadius()));
             visual->setF1(arc->GetFormulaF1());
             visual->setF2(arc->GetFormulaF2());
             visual->RefreshGeometry();
@@ -372,7 +372,7 @@ void VToolArc::RefreshGeometry()
         VisToolArc *visual = qobject_cast<VisToolArc *>(vis);
 
         visual->setPoint1Id(arc->GetCenter().id());
-        visual->setRadius(arc->GetFormulaRadius());
+        visual->setRadius(qApp->FormulaToUser(arc->GetFormulaRadius()));
         visual->setF1(arc->GetFormulaF1());
         visual->setF2(arc->GetFormulaF2());
         visual->RefreshGeometry();
diff --git a/src/app/tools/drawTools/vtoolbisector.cpp b/src/app/tools/drawTools/vtoolbisector.cpp
index 3b33c8215..3a4eefa53 100644
--- a/src/app/tools/drawTools/vtoolbisector.cpp
+++ b/src/app/tools/drawTools/vtoolbisector.cpp
@@ -238,7 +238,7 @@ void VToolBisector::FullUpdateFromFile()
         visual->setPoint1Id(firstPointId);
         visual->setPoint2Id(basePointId);
         visual->setPoint3Id(thirdPointId);
-        visual->setLength(formulaLength);
+        visual->setLength(qApp->FormulaToUser(formulaLength));
         visual->setLineStyle(VAbstractTool::LineStyle(typeLine));
         visual->RefreshGeometry();
     }
@@ -355,7 +355,7 @@ void VToolBisector::ShowVisualization(bool show)
             visual->setPoint1Id(firstPointId);
             visual->setPoint2Id(basePointId);
             visual->setPoint3Id(thirdPointId);
-            visual->setLength(formulaLength);
+            visual->setLength(qApp->FormulaToUser(formulaLength));
             visual->setLineStyle(VAbstractTool::LineStyle(typeLine));
             visual->RefreshGeometry();
             vis = visual;
diff --git a/src/app/tools/drawTools/vtoolcutarc.cpp b/src/app/tools/drawTools/vtoolcutarc.cpp
index 86240aacc..1bdb9d222 100644
--- a/src/app/tools/drawTools/vtoolcutarc.cpp
+++ b/src/app/tools/drawTools/vtoolcutarc.cpp
@@ -194,7 +194,7 @@ void VToolCutArc::ShowVisualization(bool show)
             scene->addItem(visual);
 
             visual->setPoint1Id(curveCutId);
-            visual->setLength(formula);
+            visual->setLength(qApp->FormulaToUser(formula));
             visual->RefreshGeometry();
             vis = visual;
         }
@@ -226,7 +226,7 @@ void VToolCutArc::FullUpdateFromFile()
     {
         VisToolCutArc *visual = qobject_cast<VisToolCutArc *>(vis);
         visual->setPoint1Id(curveCutId);
-        visual->setLength(formula);
+        visual->setLength(qApp->FormulaToUser(formula));
         visual->RefreshGeometry();
     }
 }
diff --git a/src/app/tools/drawTools/vtoolcutspline.cpp b/src/app/tools/drawTools/vtoolcutspline.cpp
index 237f36b60..f3e8408b4 100644
--- a/src/app/tools/drawTools/vtoolcutspline.cpp
+++ b/src/app/tools/drawTools/vtoolcutspline.cpp
@@ -202,7 +202,7 @@ void VToolCutSpline::ShowVisualization(bool show)
             scene->addItem(visual);
 
             visual->setPoint1Id(curveCutId);
-            visual->setLength(formula);
+            visual->setLength(qApp->FormulaToUser(formula));
             visual->RefreshGeometry();
             vis = visual;
         }
@@ -238,7 +238,7 @@ void VToolCutSpline::FullUpdateFromFile()
     {
         VisToolCutSpline *visual = qobject_cast<VisToolCutSpline *>(vis);
         visual->setPoint1Id(curveCutId);
-        visual->setLength(formula);
+        visual->setLength(qApp->FormulaToUser(formula));
         visual->RefreshGeometry();
     }
 }
diff --git a/src/app/tools/drawTools/vtoolcutsplinepath.cpp b/src/app/tools/drawTools/vtoolcutsplinepath.cpp
index cafe7c916..7ab4339fd 100644
--- a/src/app/tools/drawTools/vtoolcutsplinepath.cpp
+++ b/src/app/tools/drawTools/vtoolcutsplinepath.cpp
@@ -257,7 +257,7 @@ void VToolCutSplinePath::ShowVisualization(bool show)
             scene->addItem(visual);
 
             visual->setPoint1Id(curveCutId);
-            visual->setLength(formula);
+            visual->setLength(qApp->FormulaToUser(formula));
             visual->RefreshGeometry();
             vis = visual;
         }
@@ -293,7 +293,7 @@ void VToolCutSplinePath::FullUpdateFromFile()
     {
         VisToolCutSplinePath *visual = qobject_cast<VisToolCutSplinePath *>(vis);
         visual->setPoint1Id(curveCutId);
-        visual->setLength(formula);
+        visual->setLength(qApp->FormulaToUser(formula));
         visual->RefreshGeometry();
     }
 }
diff --git a/src/app/tools/drawTools/vtoolendline.cpp b/src/app/tools/drawTools/vtoolendline.cpp
index 5ddad6a71..cf694af92 100644
--- a/src/app/tools/drawTools/vtoolendline.cpp
+++ b/src/app/tools/drawTools/vtoolendline.cpp
@@ -191,8 +191,8 @@ void VToolEndLine::FullUpdateFromFile()
     {
         VisToolEndLine *visual = qobject_cast<VisToolEndLine *>(vis);
         visual->setPoint1Id(basePointId);
-        visual->setLength(formulaLength);
-        visual->setAngle(formulaAngle);
+        visual->setLength(qApp->FormulaToUser(formulaLength));
+        visual->setAngle(qApp->FormulaToUser(formulaAngle));
         visual->setLineStyle(VAbstractTool::LineStyle(typeLine));
         visual->RefreshGeometry();
     }
@@ -287,8 +287,8 @@ void VToolEndLine::ShowVisualization(bool show)
             scene->addItem(visual);
 
             visual->setPoint1Id(basePointId);
-            visual->setLength(formulaLength);
-            visual->setAngle(formulaAngle);
+            visual->setLength(qApp->FormulaToUser(formulaLength));
+            visual->setAngle(qApp->FormulaToUser(formulaAngle));
             visual->setLineStyle(VAbstractTool::LineStyle(typeLine));
             visual->RefreshGeometry();
             vis = visual;
diff --git a/src/app/tools/drawTools/vtoolnormal.cpp b/src/app/tools/drawTools/vtoolnormal.cpp
index 023bc4fa0..abf347a7f 100644
--- a/src/app/tools/drawTools/vtoolnormal.cpp
+++ b/src/app/tools/drawTools/vtoolnormal.cpp
@@ -216,7 +216,7 @@ void VToolNormal::FullUpdateFromFile()
         VisToolNormal *visual = qobject_cast<VisToolNormal *>(vis);
         visual->setPoint1Id(basePointId);
         visual->setPoint2Id(secondPointId);
-        visual->setLength(formulaLength);
+        visual->setLength(qApp->FormulaToUser(formulaLength));
         visual->setAngle(angle);
         visual->setLineStyle(VAbstractTool::LineStyle(typeLine));
         visual->RefreshGeometry();
@@ -332,7 +332,7 @@ void VToolNormal::ShowVisualization(bool show)
 
             visual->setPoint1Id(basePointId);
             visual->setPoint2Id(secondPointId);
-            visual->setLength(formulaLength);
+            visual->setLength(qApp->FormulaToUser(formulaLength));
             visual->setAngle(angle);
             visual->setLineStyle(VAbstractTool::LineStyle(typeLine));
             visual->RefreshGeometry();
diff --git a/src/app/tools/drawTools/vtoolpointofcontact.cpp b/src/app/tools/drawTools/vtoolpointofcontact.cpp
index b857398ef..83af87ac8 100644
--- a/src/app/tools/drawTools/vtoolpointofcontact.cpp
+++ b/src/app/tools/drawTools/vtoolpointofcontact.cpp
@@ -236,7 +236,7 @@ void VToolPointOfContact::FullUpdateFromFile()
         visual->setPoint1Id(firstPointId);
         visual->setLineP2Id(secondPointId);
         visual->setRadiusId(center);
-        visual->setRadius(arcRadius);
+        visual->setRadius(qApp->FormulaToUser(arcRadius));
         visual->RefreshGeometry();
     }
 }
@@ -344,7 +344,7 @@ void VToolPointOfContact::ShowVisualization(bool show)
             visual->setPoint1Id(firstPointId);
             visual->setLineP2Id(secondPointId);
             visual->setRadiusId(center);
-            visual->setRadius(arcRadius);
+            visual->setRadius(qApp->FormulaToUser(arcRadius));
             visual->RefreshGeometry();
             vis = visual;
         }
diff --git a/src/app/tools/drawTools/vtoolshoulderpoint.cpp b/src/app/tools/drawTools/vtoolshoulderpoint.cpp
index 1ca8980de..311d28d9d 100644
--- a/src/app/tools/drawTools/vtoolshoulderpoint.cpp
+++ b/src/app/tools/drawTools/vtoolshoulderpoint.cpp
@@ -242,7 +242,7 @@ void VToolShoulderPoint::FullUpdateFromFile()
         visual->setPoint1Id(pShoulder);
         visual->setLineP1Id(basePointId);
         visual->setLineP2Id(p2Line);
-        visual->setLength(formulaLength);
+        visual->setLength(qApp->FormulaToUser(formulaLength));
         visual->setLineStyle(VAbstractTool::LineStyle(typeLine));
         visual->RefreshGeometry();
     }
@@ -359,7 +359,7 @@ void VToolShoulderPoint::ShowVisualization(bool show)
             visual->setPoint1Id(pShoulder);
             visual->setLineP1Id(basePointId);
             visual->setLineP2Id(p2Line);
-            visual->setLength(formulaLength);
+            visual->setLength(qApp->FormulaToUser(formulaLength));
             visual->setLineStyle(VAbstractTool::LineStyle(typeLine));
             visual->RefreshGeometry();
             vis = visual;