XtalOptimizer: Work in progress to find out what is wrong with rotation axis

common/GoniometerAxis.cpp

@@ -37,10 +37,11 @@ GoniometerAxis &GoniometerAxis::ScreeningWedge(const std::optional<float> &input
 }
 
 GoniometerAxis &GoniometerAxis::Axis(const Coord &input) {
-    if (input.Length() == 0.0f)
+    float len = input.Length();
+    if (len == 0.0f)
         throw JFJochException(JFJochExceptionCategory::InputParameterInvalid,
                               "Rotation axis cannot have 0 length");
-
+    // increment *= len;
     axis = input.Normalize();
     return *this;
 }