149 lines
4.1 KiB
C
149 lines
4.1 KiB
C
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration |
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\\ / A nd |
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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| Copyright (C) 2011-2016 OpenFOAM Foundation
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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OpenFOAM is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
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Application
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Test-Function1
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Description
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Tests Function1
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\*---------------------------------------------------------------------------*/
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#include "fvCFD.H"
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#include "Function1.H"
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#include "scalarIndList.H"
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#include "IOdictionary.H"
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#include "linearInterpolationWeights.H"
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#include "splineInterpolationWeights.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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int main(int argc, char *argv[])
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{
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#include "setRootCase.H"
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#include "createTime.H"
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#include "createMesh.H"
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{
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scalarField samples(4);
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samples[0] = 0;
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samples[1] = 1;
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samples[2] = 2;
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samples[3] = 3;
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scalarField values(4);
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values = 1.0;
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//values[0] = 0.0;
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//values[1] = 1.0;
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linearInterpolationWeights interpolator
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//splineInterpolationWeights interpolator
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(
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samples
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);
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labelList indices;
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scalarField weights;
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interpolator.integrationWeights(1.1, 1.2, indices, weights);
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Pout<< "indices:" << indices << endl;
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Pout<< "weights:" << weights << endl;
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scalar baseSum = interpolator.weightedSum
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(
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weights,
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scalarUIndList(values, indices)
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);
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Pout<< "baseSum=" << baseSum << nl << nl << endl;
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// interpolator.integrationWeights(-0.01, 0, indices, weights);
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// scalar partialSum = interpolator.weightedSum
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// (
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// weights,
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// scalarUIndList(values, indices)
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// );
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// Pout<< "partialSum=" << partialSum << nl << nl << endl;
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//
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//
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// interpolator.integrationWeights(-0.01, 1, indices, weights);
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// //Pout<< "samples:" << samples << endl;
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// //Pout<< "indices:" << indices << endl;
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// //Pout<< "weights:" << weights << endl;
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// scalar sum = interpolator.weightedSum
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// (
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// weights,
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// scalarUIndList(values, indices)
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// );
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// Pout<< "integrand=" << sum << nl << nl << endl;
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return 1;
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}
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IOdictionary function1Properties
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(
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IOobject
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(
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"function1Properties",
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runTime.constant(),
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mesh,
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IOobject::MUST_READ_IF_MODIFIED,
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IOobject::NO_WRITE
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)
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);
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autoPtr<Function1<scalar>> function1
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(
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Function1<scalar>::New
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(
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"function1",
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function1Properties
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)
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);
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scalar x0 = function1Properties.get<scalar>("x0");
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scalar x1 = function1Properties.get<scalar>("x1");
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Info<< "Data entry type: " << function1().type() << nl << endl;
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Info<< "Inputs" << nl
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<< " x0 = " << x0 << nl
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<< " x1 = " << x1 << nl
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<< endl;
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Info<< "Interpolation" << nl
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<< " f(x0) = " << function1().value(x0) << nl
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<< " f(x1) = " << function1().value(x1) << nl
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<< endl;
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Info<< "Integration" << nl
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<< " int(f(x)) lim(x0->x1) = " << function1().integrate(x0, x1) << nl
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<< endl;
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return 0;
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}
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// ************************************************************************* //
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