Creation of OpenFOAM-dev repository 15/04/2008

applications/utilities/postProcessing/sampling/sample/test/testSample.C

@@ -0,0 +1,158 @@
+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | Copyright (C) 1991-2007 OpenCFD Ltd.
+     \\/     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 2 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, write to the Free Software Foundation,
+    Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+
+\*---------------------------------------------------------------------------*/
+
+#include "fvCFD.H"
+#include "meshSearch.H"
+#include "interpolation.H"
+#include "volPointInterpolation.H"
+#include "PtrList.H"
+
+#include "writer.H"
+#include "sampleSet.H"
+#include "volFieldSampler.H"
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+// Main program:
+
+int main(int argc, char *argv[])
+{
+
+#   include "setRootCase.H"
+#   include "createTime.H"
+#   include "createMesh.H"
+
+
+    //
+    // 1. Sampling and writing.
+    //
+
+    // Set up mesh searching
+    meshSearch searchEngine(mesh, true);
+
+    // Construct sample points generator
+    dictionary sampleDict;
+    sampleDict.add("name", "lineX1");
+    sampleDict.add("axis", "distance");
+    sampleDict.add("start", point(0.02, 0.051, 0.005));
+    sampleDict.add("end", point(0.06, 0.051, 0.005));
+    sampleDict.add("nPoints", 10);
+
+    PtrList<sampleSet> sampleSets(1);
+    sampleSets.set
+    (
+        0,
+        sampleSet::New
+        (
+            "uniform",
+            mesh,
+            searchEngine,
+            sampleDict
+        ).ptr()
+    );
+
+    // Load field
+    volScalarField sField
+    (
+        IOobject
+        (
+            "p",
+            runTime.timeName(),
+            mesh,
+            IOobject::MUST_READ
+        ),
+        mesh
+    );
+
+    // Set up interpolation
+    pointMesh pMesh(mesh);
+    volPointInterpolation pInterp(mesh, pMesh);
+
+
+    // Do actual sampling
+    dictionary interpolationSchemes;
+    interpolationSchemes.add("p", "cell");
+
+    volFieldSampler<scalar> sampleVals
+    (
+        pInterp,
+        interpolationSchemes,
+        sField,
+        sampleSets
+    );
+
+    // Construct writer and write
+    autoPtr<writer<scalar> > scalarFormatter(writer<scalar>::New("xmgr"));
+
+    scalarFormatter().write
+    (
+        ".",
+        sampleSets[0],
+        sampleVals.name(),
+        sampleVals[0]
+    );
+
+
+
+    //
+    // 2. No sampling, just using writing
+    //
+    List<point> points(5);
+    points[0] = point(0, 0, 0);
+    points[1] = point(1, 1, 1);
+    points[2] = point(2, 2, 2);
+    points[3] = point(3, 3, 3);
+    points[4] = point(4, 4, 4);
+
+    scalarList vals(5);
+    vals[0] = 0.0;
+    vals[1] = 0.1;
+    vals[2] = 0.2;
+    vals[3] = 0.3;
+    vals[4] = 0.4;
+
+
+    scalarFormatter().write
+    (
+        ".",
+        coordSet
+        (
+            "someLine",
+            "distance",
+            points,
+            points[0]
+        ),
+        "U.component(0)",
+        vals
+    );
+
+
+    Info << "End\n" << endl;
+
+    return 0;
+}
+
+
+// ************************************************************************* //