ENH: surfaceFeatureExtract: adding of extendedFeatureEdgeMeshes

applications/utilities/surface/surfaceFeatureExtract/surfaceFeatureExtract.C

@@ -472,6 +472,33 @@ void unmarkBaffles
 }
 
 
+void writeStats(const extendedFeatureEdgeMesh& fem, Ostream& os)
+{
+    os  << "    points : " << fem.points().size() << nl
+        << "    of which" << nl
+        << "        convex             : "
+        << fem.concaveStart() << nl
+        << "        concave            : "
+        << (fem.mixedStart()-fem.concaveStart()) << nl
+        << "        mixed              : "
+        << (fem.nonFeatureStart()-fem.mixedStart()) << nl
+        << "        non-feature        : "
+        << (fem.points().size()-fem.nonFeatureStart()) << nl
+        << "    edges  : " << fem.edges().size() << nl
+        << "    of which" << nl
+        << "        external edges     : "
+        << fem.internalStart() << nl
+        << "        internal edges     : "
+        << (fem.flatStart()- fem.internalStart()) << nl
+        << "        flat edges         : "
+        << (fem.openStart()- fem.flatStart()) << nl
+        << "        open edges         : "
+        << (fem.multipleStart()- fem.openStart()) << nl
+        << "        multiply connected : "
+        << (fem.edges().size()- fem.multipleStart()) << nl;
+}
+
+
 // Main program:
 
 int main(int argc, char *argv[])
@@ -746,16 +773,6 @@ int main(int argc, char *argv[])
         //    newSet.writeObj("final");
         //}
 
-        Info<< nl
-            << "Final feature set after trimming and subsetting:" << nl
-            << "    feature points : " << newSet.featurePoints().size() << nl
-            << "    feature edges  : " << newSet.featureEdges().size() << nl
-            << "    of which" << nl
-            << "        region edges   : " << newSet.nRegionEdges() << nl
-            << "        external edges : " << newSet.nExternalEdges() << nl
-            << "        internal edges : " << newSet.nInternalEdges() << nl
-            << endl;
-
         // Extracting and writing a extendedFeatureEdgeMesh
         extendedFeatureEdgeMesh feMesh
         (
@@ -764,6 +781,36 @@ int main(int argc, char *argv[])
             sFeatFileName + ".extendedFeatureEdgeMesh"
         );
 
+
+        if (surfaceDict.isDict("addFeatures"))
+        {
+            const word addFeName = surfaceDict.subDict("addFeatures")["name"];
+            Info<< "Adding (without merging) features from " << addFeName
+                << nl << endl;
+
+            extendedFeatureEdgeMesh addFeMesh
+            (
+                IOobject
+                (
+                    addFeName,
+                    runTime.time().constant(),
+                    "extendedFeatureEdgeMesh",
+                    runTime.time(),
+                    IOobject::MUST_READ,
+                    IOobject::NO_WRITE
+                )
+            );
+            Info<< "Read " << addFeMesh.name() << nl;
+            writeStats(addFeMesh, Info);
+
+            feMesh.add(addFeMesh);
+        }
+
+
+        Info<< nl
+            << "Final feature set:" << nl;
+        writeStats(feMesh, Info);
+
         Info<< nl << "Writing extendedFeatureEdgeMesh to "
             << feMesh.objectPath() << endl;
 

applications/utilities/surface/surfaceFeatureExtract/surfaceFeatureExtractDict

@@ -70,6 +70,12 @@ surface2.nas
         manifoldEdges       no;
     }
 
+    addFeatures
+    {
+        // Add (without merging) another extendedFeatureEdgeMesh
+        name                axZ.extendedFeatureEdgeMesh;
+    }
+
     // Output the curvature of the surface
     curvature               no;