Add the OpenFOAM source tree

applications/utilities/surface/surfaceSplitByPatch/surfaceSplitByPatch.C

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+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | Copyright (C) 2011-2013 OpenFOAM Foundation
+     \\/     M anipulation  |
+-------------------------------------------------------------------------------
+License
+    This file is part of OpenFOAM.
+
+    OpenFOAM is free software: you can redistribute it and/or modify it
+    under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
+    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+    for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
+
+Application
+    surfaceSplitByPatch
+
+Description
+    Writes regions of triSurface to separate files.
+
+\*---------------------------------------------------------------------------*/
+
+#include "argList.H"
+#include "triSurface.H"
+
+using namespace Foam;
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+int main(int argc, char *argv[])
+{
+    argList::addNote
+    (
+        "write surface mesh regions to separate files"
+    );
+
+    argList::noParallel();
+    argList::validArgs.append("input surfaceFile");
+    argList args(argc, argv);
+
+    const fileName surfName = args[1];
+
+    Info<< "Reading surf from " << surfName << " ..." << nl << endl;
+
+    fileName surfBase = surfName.lessExt();
+
+    word extension = surfName.ext();
+
+    triSurface surf(surfName);
+
+    Info<< "Writing regions to separate files ..."
+        << nl << endl;
+
+
+    const geometricSurfacePatchList& patches = surf.patches();
+
+    forAll(patches, patchI)
+    {
+        const geometricSurfacePatch& pp = patches[patchI];
+
+        word patchName = pp.name();
+
+        if (patchName.empty())
+        {
+            patchName = "patch" + Foam::name(patchI);
+        }
+
+        fileName outFile(surfBase + '_' + patchName + '.' + extension);
+
+        Info<< "   Writing patch " << patchName << " to file " << outFile
+            << endl;
+
+
+        // Collect faces of region
+        boolList includeMap(surf.size(), false);
+
+        forAll(surf, faceI)
+        {
+            const labelledTri& f = surf[faceI];
+
+            if (f.region() == patchI)
+            {
+                includeMap[faceI] = true;
+            }
+        }
+
+        // Subset triSurface
+        labelList pointMap;
+        labelList faceMap;
+
+        triSurface subSurf
+        (
+            surf.subsetMesh
+            (
+                includeMap,
+                pointMap,
+                faceMap
+            )
+        );
+
+        subSurf.write(outFile);
+    }
+
+    Info<< "End\n" << endl;
+
+    return 0;
+}
+
+
+// ************************************************************************* //