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/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | www.openfoam.com
\\/ M anipulation |
-------------------------------------------------------------------------------
Copyright (C) 2019 OpenCFD Ltd.
-------------------------------------------------------------------------------
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/>.
Description
Test slice range
\*---------------------------------------------------------------------------*/
#include "argList.H"
#include "labelList.H"
#include "FixedList.H"
#include "sliceRange.H"
#include "SliceList.H"
#include "IndirectList.H"
#include "Random.H"
using namespace Foam;
typedef FixedList<label, 3> sliceCoeffs;
void printInfo(const sliceCoeffs& coeffs)
{
sliceRange range(coeffs);
Info<< nl
<< "coeffs: " << coeffs << nl
<< "range: " << range << nl
<< "first: " << range.first() << nl
<< "*begin " << *range.begin() << nl
<< "last: " << range.last() << nl
<< "*end " << *range.end() << nl
<< "values: " << flatOutput(range.labels()) << nl;
Info<< "for :";
for (const label val : range)
{
Info<< ' ' << val;
}
Info<< nl;
if (range.empty())
{
Info<< "empty"<< nl;
return;
}
Info<< "mid-point [" << (range.size()/2) << "] = "
<< range[range.size()/2] << nl;
const auto endIter = range.cend();
for (const label i : {label(-1), (range.size()/2), range.size()})
{
const auto iter = range.at(i);
Info<< "at(" << i << ") = " << *iter;
if (iter == endIter)
{
Info<< " (out-of-range)";
}
Info<< nl;
}
// Copy construct
sliceRange range2(range);
// Copy assign
range2 = range;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
// Main program:
int main(int argc, char *argv[])
{
argList::noBanner();
argList::noParallel();
argList::noFunctionObjects();
argList args(argc, argv, false, true);
for
(
sliceCoeffs coeffs :
{
sliceCoeffs{25, 8, 2},
sliceCoeffs{15, 5, 3},
sliceCoeffs{15, -5, 2},
}
)
{
printInfo(coeffs);
}
// Generator
{
sliceRange range(25, 8, 3);
Info<< "Generator for " << range << nl;
auto gen = range.generator();
for (label i=0; i < 10; ++i)
{
Info<< " " << gen() << nl;
}
}
// Sliced lists
{
List<scalar> list1(100);
Random rnd(1234);
for (scalar& val : list1)
{
val = 100 * rnd.sample01<scalar>();
}
Info<< nl << "Random list: " << flatOutput(list1) << nl;
SliceList<scalar> slice1(list1, sliceRange(0, 15, 3));
Info<< nl << "slicing with: " << slice1.addressing() << nl;
Info<< nl << "Sliced list: " << flatOutput(slice1) << nl;
for (scalar& val : slice1)
{
val = -val;
}
// Changed list via slice:
Info<< nl << "Changed via slice: " << flatOutput(list1) << nl;
// Some indirect list
IndirectList<scalar> indlist
(
list1,
identity(slice1.size(), list1.size()-slice1.size())
);
Info<< nl << "Indirect slice: " << flatOutput(indlist) << nl;
indlist = 1000;
Info<< nl << "zeroed slice: " << flatOutput(indlist) << nl;
slice1 = indlist;
Info<< nl << "self-copy: " << flatOutput(list1) << nl;
slice1 = 100000;
Info<< nl << "set values: " << flatOutput(slice1) << nl
<< " = " << flatOutput(list1) << nl;
}
Info<< "\nEnd\n" << endl;
return 0;
}
// ************************************************************************* //
|
