121 lines
2.8 KiB
C
121 lines
2.8 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 | Copyright (C) 2004-2010 OpenCFD Ltd.
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\\/ M anipulation |
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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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Description
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\*---------------------------------------------------------------------------*/
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#include "OSspecific.H"
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#include "scalar.H"
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#include "IOstreams.H"
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#include "PtrList.H"
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using namespace Foam;
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class Scalar
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{
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scalar data_;
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public:
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Scalar()
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:
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data_(0)
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{}
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Scalar(scalar val)
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:
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data_(val)
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{}
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~Scalar()
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{
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Info<<"delete Scalar: " << data_ << endl;
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}
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autoPtr<Scalar> clone() const;
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friend Ostream& operator<<(Ostream& os, const Scalar& val)
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{
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os << val.data_;
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return os;
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}
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};
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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// Main program:
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int main(int argc, char *argv[])
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{
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PtrList<Scalar> list1(10);
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PtrList<Scalar> list2(15);
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forAll(list1, i)
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{
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list1.set(i, new Scalar(1.3*i));
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}
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forAll(list2, i)
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{
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list2.set(i, new Scalar(10 + 1.3*i));
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}
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Info<<"list1: " << list1 << endl;
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Info<<"list2: " << list2 << endl;
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Info<<"indirectly delete some items via set(.., 0) :" << endl;
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for (label i = 0; i < 3; i++)
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{
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list1.set(i, 0);
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}
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Info<<"transfer list2 -> list1:" << endl;
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list1.transfer(list2);
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Info<<"list1: " << list1 << endl;
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Info<<"list2: " << list2 << endl;
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Info<<"indirectly delete some items via setSize :" << endl;
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list1.setSize(4);
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Info<<"list1: " << list1 << endl;
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PtrList<Scalar> list3(list1.xfer());
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Info<< "Transferred via the xfer() method" << endl;
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Info<<"list1: " << list1 << endl;
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Info<<"list2: " << list2 << endl;
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Info<<"list3: " << list3 << endl;
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Info<< nl << "Done." << endl;
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return 0;
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}
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// ************************************************************************* //
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