156 lines
4.0 KiB
C
156 lines
4.0 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 | www.openfoam.com
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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Copyright (C) 2023 OpenCFD Ltd.
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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-stdFoam-span
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Description
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Basic functionality test for span
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\*---------------------------------------------------------------------------*/
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#include "argList.H"
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#include "IOstreams.H"
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#include "scalar.H"
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#include "vector.H"
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#include "labelRange.H"
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#include "scalarList.H"
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using namespace Foam;
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template<class Type>
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void printInfo(const UList<Type>& list)
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{
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Info<< "list: " << flatOutput(list) << nl
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<< "data: " << Foam::name(list.cdata())
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<< " size: " << Foam::name(list.size()) << nl;
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}
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template<class Type>
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void printInfo(const stdFoam::span<Type> span)
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{
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Info<< "span: " << Foam::name(span.data())
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<< ", " << span.size() << nl;
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}
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template<class Type>
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void printContent(const stdFoam::span<Type> span)
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{
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Info<< "range:";
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for (const auto& val : span)
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{
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Info<< " " << val;
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}
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Info<< nl;
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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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argList::noParallel();
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argList::noFunctionObjects();
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#include "setRootCase.H"
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{
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const List<label> list1(identity(15));
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printInfo(list1);
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stdFoam::span<const label> span1;
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printInfo(span1);
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span1 = stdFoam::span<const label>(list1.cdata(), list1.size());
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printInfo(span1);
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printContent(span1);
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auto subspan1 = span1.subspan(5);
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printInfo(subspan1);
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printContent(subspan1);
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subspan1 = span1.subspan(5, 30);
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printInfo(subspan1);
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printContent(subspan1);
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// non-const access: span1[6] = -100;
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// non-const access: Info<< Foam::name(span1.data_bytes()) << endl;
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Info<< Foam::name(span1.cdata_bytes()) << endl;
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}
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{
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List<label> list1(identity(15));
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printInfo(list1);
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stdFoam::span<label> span1;
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printInfo(span1);
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span1 = stdFoam::span<label>(list1.data(), list1.size());
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printInfo(span1);
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printContent(span1);
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auto subspan1 = span1.subspan(5);
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printInfo(subspan1);
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printContent(subspan1);
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subspan1 = span1.subspan(5, 30);
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printInfo(subspan1);
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printContent(subspan1);
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span1[6] = -100;
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printInfo(span1);
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printContent(span1);
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Info<< Foam::name(span1.data_bytes()) << endl;
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// With const span
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const auto span2 = stdFoam::span<label>(list1.data(), list1.size());
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printContent(span2);
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// Span may be const, but its contents (pointers) needn't be
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span2[1] = 100;
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span2.front() = -1000;
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span2.back() = 1000;
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printInfo(list1);
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printContent(span2.first(5));
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printContent(span2.last(5));
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}
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Info<< "\nDone\n" << nl;
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return 0;
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}
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// ************************************************************************* //
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