diff --git a/applications/utilities/preProcessing/mapFieldsNew/Make/files b/applications/utilities/preProcessing/mapFieldsNew/Make/files
new file mode 100644
index 0000000000..d4d439083d
--- /dev/null
+++ b/applications/utilities/preProcessing/mapFieldsNew/Make/files
@@ -0,0 +1,4 @@
+mapLagrangian.C
+mapFields.C
+
+EXE = $(FOAM_APPBIN)/mapFieldsNew
diff --git a/applications/utilities/preProcessing/mapFieldsNew/Make/options b/applications/utilities/preProcessing/mapFieldsNew/Make/options
new file mode 100644
index 0000000000..b4ed87bf74
--- /dev/null
+++ b/applications/utilities/preProcessing/mapFieldsNew/Make/options
@@ -0,0 +1,13 @@
+EXE_INC = \
+    -DFULLDEBUG -g -O0 \
+    -I$(LIB_SRC)/meshTools/lnInclude \
+    -I$(LIB_SRC)/lagrangian/basic/lnInclude \
+    -I$(LIB_SRC)/finiteVolume/lnInclude \
+    -I$(LIB_SRC)/sampling/lnInclude
+
+EXE_LIBS = \
+    -lsampling \
+    -lmeshTools \
+    -llagrangian \
+    -lfiniteVolume \
+    -lgenericPatchFields
diff --git a/applications/utilities/preProcessing/mapFieldsNew/MapLagrangianFields.H b/applications/utilities/preProcessing/mapFieldsNew/MapLagrangianFields.H
new file mode 100644
index 0000000000..5f3c4230d5
--- /dev/null
+++ b/applications/utilities/preProcessing/mapFieldsNew/MapLagrangianFields.H
@@ -0,0 +1,184 @@
+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  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/>.
+
+InNamespace
+    Foam
+
+Description
+    Gets the indices of (source)particles that have been appended to the
+    target cloud and maps the lagrangian fields accordingly.
+
+\*---------------------------------------------------------------------------*/
+
+#ifndef MapLagrangianFields_H
+#define MapLagrangianFields_H
+
+#include "cloud.H"
+#include "GeometricField.H"
+#include "meshToMeshNew.H"
+#include "IOobjectList.H"
+#include "CompactIOField.H"
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+namespace Foam
+{
+
+//- Gets the indices of (source)particles that have been appended to the
+//  target cloud and maps the lagrangian fields accordingly.
+template<class Type>
+void MapLagrangianFields
+(
+    const string& cloudName,
+    const IOobjectList& objects,
+    const polyMesh& meshTarget,
+    const labelList& addParticles
+)
+{
+    {
+        IOobjectList fields = objects.lookupClass(IOField<Type>::typeName);
+
+        forAllIter(IOobjectList, fields, fieldIter)
+        {
+            const word& fieldName = fieldIter()->name();
+
+            Info<< "    mapping lagrangian field " << fieldName << endl;
+
+            // Read field (does not need mesh)
+            IOField<Type> fieldSource(*fieldIter());
+
+            // Map
+            IOField<Type> fieldTarget
+            (
+                IOobject
+                (
+                    fieldName,
+                    meshTarget.time().timeName(),
+                    cloud::prefix/cloudName,
+                    meshTarget,
+                    IOobject::NO_READ,
+                    IOobject::NO_WRITE,
+                    false
+                ),
+                addParticles.size()
+            );
+
+            forAll(addParticles, i)
+            {
+                fieldTarget[i] = fieldSource[addParticles[i]];
+            }
+
+            // Write field
+            fieldTarget.write();
+        }
+    }
+
+    {
+        IOobjectList fieldFields =
+            objects.lookupClass(IOField<Field<Type> >::typeName);
+
+        forAllIter(IOobjectList, fieldFields, fieldIter)
+        {
+            const word& fieldName = fieldIter()->name();
+
+            Info<< "    mapping lagrangian fieldField " << fieldName << endl;
+
+            // Read field (does not need mesh)
+            IOField<Field<Type> > fieldSource(*fieldIter());
+
+            // Map - use CompactIOField to automatically write in
+            // compact form for binary format.
+            CompactIOField<Field<Type>, Type> fieldTarget
+            (
+                IOobject
+                (
+                    fieldName,
+                    meshTarget.time().timeName(),
+                    cloud::prefix/cloudName,
+                    meshTarget,
+                    IOobject::NO_READ,
+                    IOobject::NO_WRITE,
+                    false
+                ),
+                addParticles.size()
+            );
+
+            forAll(addParticles, i)
+            {
+                fieldTarget[i] = fieldSource[addParticles[i]];
+            }
+
+            // Write field
+            fieldTarget.write();
+        }
+    }
+
+    {
+        IOobjectList fieldFields =
+            objects.lookupClass(CompactIOField<Field<Type>, Type>::typeName);
+
+        forAllIter(IOobjectList, fieldFields, fieldIter)
+        {
+            Info<< "    mapping lagrangian fieldField "
+                << fieldIter()->name() << endl;
+
+            // Read field (does not need mesh)
+            CompactIOField<Field<Type>, Type> fieldSource(*fieldIter());
+
+            // Map
+            CompactIOField<Field<Type>, Type> fieldTarget
+            (
+                IOobject
+                (
+                    fieldIter()->name(),
+                    meshTarget.time().timeName(),
+                    cloud::prefix/cloudName,
+                    meshTarget,
+                    IOobject::NO_READ,
+                    IOobject::NO_WRITE,
+                    false
+                ),
+                addParticles.size()
+            );
+
+            forAll(addParticles, i)
+            {
+                fieldTarget[i] = fieldSource[addParticles[i]];
+            }
+
+            // Write field
+            fieldTarget.write();
+        }
+    }
+}
+
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+} // End namespace Foam
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+#endif
+
+// ************************************************************************* //
diff --git a/applications/utilities/preProcessing/mapFieldsNew/MapMeshes.H b/applications/utilities/preProcessing/mapFieldsNew/MapMeshes.H
new file mode 100644
index 0000000000..c03c1a76ea
--- /dev/null
+++ b/applications/utilities/preProcessing/mapFieldsNew/MapMeshes.H
@@ -0,0 +1,131 @@
+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  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/>.
+
+\*---------------------------------------------------------------------------*/
+
+#ifndef MapMeshes_H
+#define MapMeshes_H
+
+#include "MapVolFields.H"
+#include "mapLagrangian.H"
+#include "UnMapped.H"
+#include "pointMesh.H"
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+namespace Foam
+{
+
+template<template<class> class CombineOp>
+void MapMesh
+(
+    const meshToMeshNew& interp,
+    const HashSet<word>& selectedFields,
+    const bool noLagrangian
+)
+{
+    {
+        const polyMesh& meshSource = interp.srcRegion();
+
+        // Search for list of objects for this time
+        IOobjectList objects(meshSource, meshSource.time().timeName());
+
+        // Map volFields
+        // ~~~~~~~~~~~~~
+        MapVolFields<scalar>
+        (
+            objects,
+            selectedFields,
+            interp,
+            CombineOp<scalar>()
+        );
+
+        MapVolFields<vector>
+        (
+            objects,
+            selectedFields,
+            interp,
+            CombineOp<vector>()
+        );
+        MapVolFields<sphericalTensor>
+        (
+            objects,
+            selectedFields,
+            interp,
+            CombineOp<sphericalTensor>()
+        );
+        MapVolFields<symmTensor>
+        (
+            objects,
+            selectedFields,
+            interp,
+            CombineOp<symmTensor>()
+        );
+        MapVolFields<tensor>
+        (
+            objects,
+            selectedFields,
+            interp,
+            CombineOp<tensor>()
+        );
+    }
+
+    {
+        const polyMesh& meshTarget = interp.tgtRegion();
+
+        // Search for list of target objects for this time
+        IOobjectList objects(meshTarget, meshTarget.time().timeName());
+
+        // Mark surfaceFields as unmapped
+        // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+        UnMapped<surfaceScalarField>(objects);
+        UnMapped<surfaceVectorField>(objects);
+        UnMapped<surfaceSphericalTensorField>(objects);
+        UnMapped<surfaceSymmTensorField>(objects);
+        UnMapped<surfaceTensorField>(objects);
+
+        // Mark pointFields as unmapped
+        // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+        UnMapped<pointScalarField>(objects);
+        UnMapped<pointVectorField>(objects);
+        UnMapped<pointSphericalTensorField>(objects);
+        UnMapped<pointSymmTensorField>(objects);
+        UnMapped<pointTensorField>(objects);
+    }
+
+    if (!noLagrangian)
+    {
+        mapLagrangian(interp);
+    }
+}
+
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+} // End namespace Foam
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+#endif
+
+// ************************************************************************* //
diff --git a/applications/utilities/preProcessing/mapFieldsNew/MapVolFields.H b/applications/utilities/preProcessing/mapFieldsNew/MapVolFields.H
new file mode 100644
index 0000000000..fc59c57336
--- /dev/null
+++ b/applications/utilities/preProcessing/mapFieldsNew/MapVolFields.H
@@ -0,0 +1,104 @@
+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  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/>.
+
+\*---------------------------------------------------------------------------*/
+
+#ifndef MapConsistentVolFields_H
+#define MapConsistentVolFields_H
+
+#include "GeometricField.H"
+#include "meshToMeshNew.H"
+#include "IOobjectList.H"
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+namespace Foam
+{
+
+template<class Type, class CombineOp>
+void MapVolFields
+(
+    const IOobjectList& objects,
+    const HashSet<word>& selectedFields,
+    const meshToMeshNew& interp,
+    const CombineOp& cop
+)
+{
+    typedef GeometricField<Type, fvPatchField, volMesh> fieldType;
+
+    const fvMesh& meshSource = static_cast<const fvMesh&>(interp.srcRegion());
+    const fvMesh& meshTarget = static_cast<const fvMesh&>(interp.tgtRegion());
+
+    IOobjectList fields = objects.lookupClass(fieldType::typeName);
+
+    forAllIter(IOobjectList, fields, fieldIter)
+    {
+        const word& fieldName = fieldIter()->name();
+
+        if (selectedFields.empty() || selectedFields.found(fieldName))
+        {
+            Info<< "    interpolating " << fieldName << endl;
+
+            const fieldType fieldSource(*fieldIter(), meshSource);
+
+            IOobject targetIO
+            (
+                fieldName,
+                meshTarget.time().timeName(),
+                meshTarget,
+                IOobject::MUST_READ
+            );
+
+            if (targetIO.headerOk())
+            {
+                fieldType fieldTarget(targetIO, meshTarget);
+
+                interp.mapSrcToTgt(fieldSource, cop, fieldTarget);
+
+                fieldTarget.write();
+            }
+            else
+            {
+                targetIO.readOpt() = IOobject::NO_READ;
+
+                tmp<fieldType>
+                    tfieldTarget(interp.mapSrcToTgt(fieldSource, cop));
+
+                fieldType fieldTarget(targetIO, tfieldTarget);
+
+                fieldTarget.write();
+            }
+        }
+    }
+}
+
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+} // End namespace Foam
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+#endif
+
+// ************************************************************************* //
diff --git a/applications/utilities/preProcessing/mapFieldsNew/UnMapped.H b/applications/utilities/preProcessing/mapFieldsNew/UnMapped.H
new file mode 100644
index 0000000000..aa67e3c666
--- /dev/null
+++ b/applications/utilities/preProcessing/mapFieldsNew/UnMapped.H
@@ -0,0 +1,57 @@
+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  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/>.
+
+\*---------------------------------------------------------------------------*/
+
+#ifndef UnMapped_H
+#define UnMapped_H
+
+#include "IOobjectList.H"
+#include "OSspecific.H"
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+namespace Foam
+{
+
+template<class Type>
+void UnMapped(const IOobjectList& objects)
+{
+    IOobjectList fields = objects.lookupClass(Type::typeName);
+
+    forAllConstIter(IOobjectList, fields, fieldIter)
+    {
+        mvBak(fieldIter()->objectPath(), "unmapped");
+    }
+}
+
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+} // End namespace Foam
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+#endif
+
+// ************************************************************************* //
diff --git a/applications/utilities/preProcessing/mapFieldsNew/createTimes.H b/applications/utilities/preProcessing/mapFieldsNew/createTimes.H
new file mode 100644
index 0000000000..f5fd92b607
--- /dev/null
+++ b/applications/utilities/preProcessing/mapFieldsNew/createTimes.H
@@ -0,0 +1,11 @@
+    Info<< "\nCreate databases as time" << endl;
+
+    HashTable<string> srcOptions(args.options());
+    srcOptions.erase("case");
+    srcOptions.insert("case", fileName(rootDirSource/caseDirSource));
+
+    argList argsSrc(args, srcOptions, false, false, false);
+
+    Time runTimeSource(Time::controlDictName, argsSrc);
+
+    Time runTimeTarget(Time::controlDictName, args);
diff --git a/applications/utilities/preProcessing/mapFieldsNew/mapFields.C b/applications/utilities/preProcessing/mapFieldsNew/mapFields.C
new file mode 100644
index 0000000000..2c8757fbf0
--- /dev/null
+++ b/applications/utilities/preProcessing/mapFieldsNew/mapFields.C
@@ -0,0 +1,343 @@
+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  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
+    mapFields
+
+Description
+    Maps volume fields from one mesh to another, reading and
+    interpolating all fields present in the time directory of both cases.
+
+\*---------------------------------------------------------------------------*/
+
+#include "fvCFD.H"
+#include "meshToMeshNew.H"
+#include "processorPolyPatch.H"
+#include "MapMeshes.H"
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+void mapConsistentMesh
+(
+    const fvMesh& meshSource,
+    const fvMesh& meshTarget,
+    const meshToMeshNew::interpolationMethod& mapMethod,
+    const bool subtract,
+    const HashSet<word>& selectedFields,
+    const bool noLagrangian
+)
+{
+    Info<< nl << "Consistently creating and mapping fields for time "
+        << meshSource.time().timeName() << nl << endl;
+
+    meshToMeshNew interp(meshSource, meshTarget, mapMethod);
+
+    if (subtract)
+    {
+        MapMesh<minusEqOp>
+        (
+            interp,
+            selectedFields,
+            noLagrangian
+        );
+    }
+    else
+    {
+        MapMesh<plusEqOp>
+        (
+            interp,
+            selectedFields,
+            noLagrangian
+        );
+    }
+}
+
+
+void mapSubMesh
+(
+    const fvMesh& meshSource,
+    const fvMesh& meshTarget,
+    const HashTable<word>& patchMap,
+    const wordList& cuttingPatches,
+    const meshToMeshNew::interpolationMethod& mapMethod,
+    const bool subtract,
+    const HashSet<word>& selectedFields,
+    const bool noLagrangian
+)
+{
+    Info<< nl << "Creating and mapping fields for time "
+        << meshSource.time().timeName() << nl << endl;
+
+    meshToMeshNew interp
+    (
+        meshSource,
+        meshTarget,
+        mapMethod,
+        patchMap,
+        cuttingPatches
+    );
+
+    if (subtract)
+    {
+        MapMesh<minusEqOp>
+        (
+            interp,
+            selectedFields,
+            noLagrangian
+        );
+    }
+    else
+    {
+        MapMesh<plusEqOp>
+        (
+            interp,
+            selectedFields,
+            noLagrangian
+        );
+    }
+}
+
+
+wordList addProcessorPatches
+(
+    const fvMesh& meshTarget,
+    const wordList& cuttingPatches
+)
+{
+    // Add the processor patches to the cutting list
+    HashSet<word> cuttingPatchTable;
+    forAll(cuttingPatches, i)
+    {
+        cuttingPatchTable.insert(cuttingPatches[i]);
+    }
+
+    const polyBoundaryMesh& pbm = meshTarget.boundaryMesh();
+
+    forAll(pbm, patchI)
+    {
+        if (isA<processorPolyPatch>(pbm[patchI]))
+        {
+            const word& patchName = pbm[patchI].name();
+            cuttingPatchTable.insert(patchName);
+        }
+    }
+
+    return cuttingPatchTable.toc();
+}
+
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+int main(int argc, char *argv[])
+{
+    argList::addNote
+    (
+        "map volume fields from one mesh to another"
+    );
+
+    argList::validArgs.append("sourceCase");
+
+    argList::addOption
+    (
+        "sourceTime",
+        "scalar|'latestTime'",
+        "specify the source time"
+    );
+    argList::addOption
+    (
+        "sourceRegion",
+        "word",
+        "specify the source region"
+    );
+    argList::addOption
+    (
+        "targetRegion",
+        "word",
+        "specify the target region"
+    );
+    argList::addBoolOption
+    (
+        "consistent",
+        "source and target geometry and boundary conditions identical"
+    );
+    argList::addOption
+    (
+        "mapMethod",
+        "word",
+        "specify the mapping method"
+    );
+    argList::addBoolOption
+    (
+        "subtract",
+        "subtract mapped source from target"
+    );
+    argList::addOption
+    (
+        "fields",
+        "list",
+        "specify a list of fields to be mapped. Eg, '(U T p)' - "
+        "regular expressions not currently supported"
+    );
+    argList::addBoolOption
+    (
+        "noLagrangian",
+        "skip mapping lagrangian positions and fields"
+    );
+
+    argList args(argc, argv);
+
+    fileName rootDirTarget(args.rootPath());
+    fileName caseDirTarget(args.globalCaseName());
+
+    const fileName casePath = args[1];
+    const fileName rootDirSource = casePath.path();
+    const fileName caseDirSource = casePath.name();
+
+    Info<< "Source: " << rootDirSource << " " << caseDirSource << endl;
+    word sourceRegion = fvMesh::defaultRegion;
+    if (args.optionFound("sourceRegion"))
+    {
+        sourceRegion = args["sourceRegion"];
+        Info<< "Source region: " << sourceRegion << endl;
+    }
+
+    Info<< "Target: " << rootDirTarget << " " << caseDirTarget << endl;
+    word targetRegion = fvMesh::defaultRegion;
+    if (args.optionFound("targetRegion"))
+    {
+        targetRegion = args["targetRegion"];
+        Info<< "Target region: " << targetRegion << endl;
+    }
+
+    const bool consistent = args.optionFound("consistent");
+
+    meshToMeshNew::interpolationMethod mapMethod =
+        meshToMeshNew::imCellVolumeWeight;
+
+    if (args.optionFound("mapMethod"))
+    {
+        mapMethod = meshToMeshNew::interpolationMethodNames_[args["mapMethod"]];
+
+        Info<< "Mapping method: "
+            << meshToMeshNew::interpolationMethodNames_[mapMethod] << endl;
+    }
+
+    const bool subtract = args.optionFound("subtract");
+    if (subtract)
+    {
+        Info<< "Subtracting mapped source field from target" << endl;
+    }
+
+    HashSet<word> selectedFields;
+    if (args.optionFound("fields"))
+    {
+        args.optionLookup("fields")() >> selectedFields;
+    }
+
+    const bool noLagrangian = args.optionFound("noLagrangian");
+
+    #include "createTimes.H"
+
+    HashTable<word> patchMap;
+    wordList cuttingPatches;
+
+    if (!consistent)
+    {
+        IOdictionary mapFieldsDict
+        (
+            IOobject
+            (
+                "mapFieldsDict",
+                runTimeTarget.system(),
+                runTimeTarget,
+                IOobject::MUST_READ_IF_MODIFIED,
+                IOobject::NO_WRITE,
+                false
+            )
+        );
+
+        mapFieldsDict.lookup("patchMap") >> patchMap;
+        mapFieldsDict.lookup("cuttingPatches") >>  cuttingPatches;
+    }
+
+    #include "setTimeIndex.H"
+
+    Info<< "\nCreate meshes\n" << endl;
+
+    fvMesh meshSource
+    (
+        IOobject
+        (
+            sourceRegion,
+            runTimeSource.timeName(),
+            runTimeSource
+        )
+    );
+
+    fvMesh meshTarget
+    (
+        IOobject
+        (
+            targetRegion,
+            runTimeTarget.timeName(),
+            runTimeTarget
+        )
+    );
+
+    Info<< "Source mesh size: " << meshSource.nCells() << tab
+        << "Target mesh size: " << meshTarget.nCells() << nl << endl;
+
+    if (consistent)
+    {
+        mapConsistentMesh
+        (
+            meshSource,
+            meshTarget,
+            mapMethod,
+            subtract,
+            selectedFields,
+            noLagrangian
+        );
+    }
+    else
+    {
+        mapSubMesh
+        (
+            meshSource,
+            meshTarget,
+            patchMap,
+            addProcessorPatches(meshTarget, cuttingPatches),
+            mapMethod,
+            subtract,
+            selectedFields,
+            noLagrangian
+        );
+    }
+
+    Info<< "\nEnd\n" << endl;
+
+    return 0;
+}
+
+
+// ************************************************************************* //
diff --git a/applications/utilities/preProcessing/mapFieldsNew/mapFieldsDict b/applications/utilities/preProcessing/mapFieldsNew/mapFieldsDict
new file mode 100644
index 0000000000..00a190cc77
--- /dev/null
+++ b/applications/utilities/preProcessing/mapFieldsNew/mapFieldsDict
@@ -0,0 +1,30 @@
+/*--------------------------------*- C++ -*----------------------------------*\
+| =========                 |                                                 |
+| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
+|  \\    /   O peration     | Version:  dev                                   |
+|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
+|    \\/     M anipulation  |                                                 |
+\*---------------------------------------------------------------------------*/
+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       dictionary;
+    object      mapFieldsDict;
+}
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+// List of pairs of source/target patches for mapping
+patchMap
+(
+    lid movingWall
+);
+
+// List of target patches cutting the source domain (these need to be
+// handled specially e.g. interpolated from internal values)
+cuttingPatches
+(
+    fixedWalls
+);
+
+// ************************************************************************* //
diff --git a/applications/utilities/preProcessing/mapFieldsNew/mapLagrangian.C b/applications/utilities/preProcessing/mapFieldsNew/mapLagrangian.C
new file mode 100644
index 0000000000..c868336e2f
--- /dev/null
+++ b/applications/utilities/preProcessing/mapFieldsNew/mapLagrangian.C
@@ -0,0 +1,303 @@
+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  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/>.
+
+\*---------------------------------------------------------------------------*/
+
+#include "MapLagrangianFields.H"
+#include "passiveParticleCloud.H"
+#include "meshSearch.H"
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+namespace Foam
+{
+
+static const scalar perturbFactor = 1e-6;
+
+
+// Special version of findCell that generates a cell guaranteed to be
+// compatible with tracking.
+static label findCell(const Cloud<passiveParticle>& cloud, const point& pt)
+{
+    label cellI = -1;
+    label tetFaceI = -1;
+    label tetPtI = -1;
+
+    const polyMesh& mesh = cloud.pMesh();
+
+    mesh.findCellFacePt(pt, cellI, tetFaceI, tetPtI);
+
+    if (cellI >= 0)
+    {
+        return cellI;
+    }
+    else
+    {
+        // See if particle on face by finding nearest face and shifting
+        // particle.
+
+        meshSearch meshSearcher
+        (
+            mesh,
+            polyMesh::FACEPLANES    // no decomposition needed
+        );
+
+        label faceI = meshSearcher.findNearestBoundaryFace(pt);
+
+        if (faceI >= 0)
+        {
+            const point& cc = mesh.cellCentres()[mesh.faceOwner()[faceI]];
+
+            const point perturbPt = (1-perturbFactor)*pt+perturbFactor*cc;
+
+            mesh.findCellFacePt(perturbPt, cellI, tetFaceI, tetPtI);
+
+            return cellI;
+        }
+    }
+
+    return -1;
+}
+
+
+void mapLagrangian(const meshToMeshNew& interp)
+{
+    // Determine which particles are in meshTarget
+    // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+    const polyMesh& meshSource = interp.srcRegion();
+    const polyMesh& meshTarget = interp.tgtRegion();
+    const labelListList& sourceToTarget = interp.srcToTgtCellAddr();
+
+    const pointField& targetCc = meshTarget.cellCentres();
+
+    fileNameList cloudDirs
+    (
+        readDir
+        (
+            meshSource.time().timePath()/cloud::prefix,
+            fileName::DIRECTORY
+        )
+    );
+
+    forAll(cloudDirs, cloudI)
+    {
+        // Search for list of lagrangian objects for this time
+        IOobjectList objects
+        (
+            meshSource,
+            meshSource.time().timeName(),
+            cloud::prefix/cloudDirs[cloudI]
+        );
+
+        IOobject* positionsPtr = objects.lookup(word("positions"));
+
+        if (positionsPtr)
+        {
+            Info<< nl << "    processing cloud " << cloudDirs[cloudI] << endl;
+
+            // Read positions & cell
+            passiveParticleCloud sourceParcels
+            (
+                meshSource,
+                cloudDirs[cloudI],
+                false
+            );
+            Info<< "    read " << sourceParcels.size()
+                << " parcels from source mesh." << endl;
+
+            // Construct empty target cloud
+            passiveParticleCloud targetParcels
+            (
+                meshTarget,
+                cloudDirs[cloudI],
+                IDLList<passiveParticle>()
+            );
+
+            particle::TrackingData<passiveParticleCloud> td(targetParcels);
+
+            label sourceParticleI = 0;
+
+            // Indices of source particles that get added to targetParcels
+            DynamicList<label> addParticles(sourceParcels.size());
+
+            // Unmapped particles
+            labelHashSet unmappedSource(sourceParcels.size());
+
+
+            // Initial: track from fine-mesh cell centre to particle position
+            // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+            // This requires there to be no boundary in the way.
+
+
+            forAllConstIter(Cloud<passiveParticle>, sourceParcels, iter)
+            {
+                bool foundCell = false;
+
+                // Assume that cell from read parcel is the correct one...
+                if (iter().cell() >= 0)
+                {
+                    const labelList& targetCells =
+                        sourceToTarget[iter().cell()];
+
+                    // Particle probably in one of the targetcells. Try
+                    // all by tracking from their cell centre to the parcel
+                    // position.
+
+                    forAll(targetCells, i)
+                    {
+                        // Track from its cellcentre to position to make sure.
+                        autoPtr<passiveParticle> newPtr
+                        (
+                            new passiveParticle
+                            (
+                                meshTarget,
+                                targetCc[targetCells[i]],
+                                targetCells[i]
+                            )
+                        );
+                        passiveParticle& newP = newPtr();
+
+                        label faceI = newP.track(iter().position(), td);
+
+                        if (faceI < 0 && newP.cell() >= 0)
+                        {
+                            // Hit position.
+                            foundCell = true;
+                            addParticles.append(sourceParticleI);
+                            targetParcels.addParticle(newPtr.ptr());
+                            break;
+                        }
+                    }
+                }
+
+                if (!foundCell)
+                {
+                    // Store for closer analysis
+                    unmappedSource.insert(sourceParticleI);
+                }
+
+                sourceParticleI++;
+            }
+
+            Info<< "    after meshToMesh addressing found "
+                << targetParcels.size()
+                << " parcels in target mesh." << endl;
+
+
+            // Do closer inspection for unmapped particles
+            // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+            if (unmappedSource.size())
+            {
+                sourceParticleI = 0;
+
+                forAllIter(Cloud<passiveParticle>, sourceParcels, iter)
+                {
+                    if (unmappedSource.found(sourceParticleI))
+                    {
+                        label targetCell =
+                            findCell(targetParcels, iter().position());
+
+                        if (targetCell >= 0)
+                        {
+                            unmappedSource.erase(sourceParticleI);
+                            addParticles.append(sourceParticleI);
+                            iter().cell() = targetCell;
+                            targetParcels.addParticle
+                            (
+                                sourceParcels.remove(&iter())
+                            );
+                        }
+                    }
+                    sourceParticleI++;
+                }
+            }
+            addParticles.shrink();
+
+            Info<< "    after additional mesh searching found "
+                << targetParcels.size() << " parcels in target mesh." << endl;
+
+            if (addParticles.size())
+            {
+                IOPosition<passiveParticleCloud>(targetParcels).write();
+
+                // addParticles now contains the indices of the sourceMesh
+                // particles that were appended to the target mesh.
+
+                // Map lagrangian fields
+                // ~~~~~~~~~~~~~~~~~~~~~
+
+                MapLagrangianFields<label>
+                (
+                    cloudDirs[cloudI],
+                    objects,
+                    meshTarget,
+                    addParticles
+                );
+                MapLagrangianFields<scalar>
+                (
+                    cloudDirs[cloudI],
+                    objects,
+                    meshTarget,
+                    addParticles
+                );
+                MapLagrangianFields<vector>
+                (
+                    cloudDirs[cloudI],
+                    objects,
+                    meshTarget,
+                    addParticles
+                );
+                MapLagrangianFields<sphericalTensor>
+                (
+                    cloudDirs[cloudI],
+                    objects,
+                    meshTarget,
+                    addParticles
+                );
+                MapLagrangianFields<symmTensor>
+                (
+                    cloudDirs[cloudI],
+                    objects,
+                    meshTarget,
+                    addParticles
+                );
+                MapLagrangianFields<tensor>
+                (
+                    cloudDirs[cloudI],
+                    objects,
+                    meshTarget,
+                    addParticles
+                );
+            }
+        }
+    }
+}
+
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+} // End namespace Foam
+
+// ************************************************************************* //
diff --git a/applications/utilities/preProcessing/mapFieldsNew/mapLagrangian.H b/applications/utilities/preProcessing/mapFieldsNew/mapLagrangian.H
new file mode 100644
index 0000000000..47904fbabd
--- /dev/null
+++ b/applications/utilities/preProcessing/mapFieldsNew/mapLagrangian.H
@@ -0,0 +1,56 @@
+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  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/>.
+
+InNamespace
+    Foam
+
+Description
+    Maps lagrangian positions and fields
+
+SourceFiles
+    mapLagrangian.C
+
+\*---------------------------------------------------------------------------*/
+
+#ifndef mapLagrangian_H
+#define mapLagrangian_H
+
+#include "meshToMeshNew.H"
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+namespace Foam
+{
+
+//- Maps lagrangian positions and fields
+void mapLagrangian(const meshToMeshNew& interp);
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+} // End namespace Foam
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+#endif
+
+// ************************************************************************* //
diff --git a/applications/utilities/preProcessing/mapFieldsNew/setTimeIndex.H b/applications/utilities/preProcessing/mapFieldsNew/setTimeIndex.H
new file mode 100644
index 0000000000..a468d50648
--- /dev/null
+++ b/applications/utilities/preProcessing/mapFieldsNew/setTimeIndex.H
@@ -0,0 +1,33 @@
+{
+    instantList sourceTimes = runTimeSource.times();
+    label sourceTimeIndex = runTimeSource.timeIndex();
+    if (args.optionFound("sourceTime"))
+    {
+        if (args["sourceTime"] == "latestTime")
+        {
+            sourceTimeIndex = sourceTimes.size() - 1;
+        }
+        else
+        {
+            sourceTimeIndex = Time::findClosestTimeIndex
+            (
+                sourceTimes,
+                args.optionRead<scalar>("sourceTime")
+            );
+        }
+    }
+    else
+    {
+        sourceTimeIndex = Time::findClosestTimeIndex
+        (
+            sourceTimes,
+            runTimeTarget.time().value()
+        );
+    }
+
+    runTimeSource.setTime(sourceTimes[sourceTimeIndex], sourceTimeIndex);
+
+    Info<< "\nSource time: " << runTimeSource.value()
+        << "\nTarget time: " << runTimeTarget.value()
+        << endl;
+}