Compute measured depth if not present on file (#12872)

* Refactors RigWellPathGeometryTools to namespace
* Refactors measured depth calculation to utility.
* Calculates MD if missing from well path data

ApplicationLibCode/FileInterface/RifRmsWellPathReader.cpp

@@ -22,6 +22,7 @@
 #include "RiaStringEncodingTools.h"
 
 #include "RifWellPathImporter.h"
+#include "Well/RigWellPathGeometryTools.h"
 
 #include "well.hpp"
 
@@ -57,6 +58,17 @@ RifWellPathImporter::WellData RifRmsWellPathReader::readWellData( const QString&
                     md = values;
             }
 
+            if ( !x.empty() && x.size() == y.size() && x.size() == z.size() && md.empty() )
+            {
+                std::vector<cvf::Vec3d> points;
+                points.resize( x.size() );
+                for ( size_t i = 0; i < x.size(); i++ )
+                {
+                    points[i] = cvf::Vec3d( x[i], y[i], z[i] );
+                }
+                md = RigWellPathGeometryTools::calculateMeasuredDepth( points );
+            }
+
             if ( !x.empty() && x.size() == y.size() && x.size() == z.size() && x.size() == md.size() )
             {
                 auto wellData = RifWellPathImporter::WellData();