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/*
* Advanced Simulation Library <http://asl.org.il>
*
* Copyright 2015 Avtech Scientific <http://avtechscientific.com>
*
*
* This file is part of Advanced Simulation Library (ASL).
*
* ASL is free software: you can redistribute it and/or modify it
* under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, version 3 of the License.
*
* ASL 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with ASL. If not, see <http://www.gnu.org/licenses/>.
*
*/
/**
\example flow2.cc
Example: Flow2
*/
#include <utilities/aslParametersManager.h>
#include <aslDataInc.h>
#include <math/aslTemplates.h>
#include <aslGeomInc.h>
#include <acl/aclGenerators.h>
#include <writers/aslVTKFormatWriters.h>
#include <num/aslLBGK.h>
#include <num/aslLBGKBC.h>
#include <utilities/aslTimer.h>
#include <acl/aclUtilities.h>
typedef float FlT;
//typedef double FlT;
typedef asl::UValue<double> Param;
using asl::AVec;
using asl::makeAVec;
asl::SPDistanceFunction generateMirror(double x, double y)
{
double hCyl (10.);
double rCyl (1.5);
double a(10.);
double b(6.);
vector<AVec<>> rect({.5*makeAVec( .866*a,-b,-a*.5),.5*makeAVec(-.866*a,-b, a*.5),
.5*makeAVec(-.866*a, b, a*.5),.5*makeAVec( .866*a, b,-a*.5)});
vector<AVec<>> r1(rect.size());
vector<AVec<>> r2(rect.size());
auto r1C(makeAVec(x,y+rCyl*.5+b*.5,hCyl));
auto r2C(makeAVec(x,y-rCyl*.5-b*.5,hCyl));
for(unsigned int i(0); i<rect.size();++i)
{
r1[i]=r1C + rect[i];
r2[i]=r2C + rect[i];
}
auto res(asl::generateDFConvexPolygonPrism(r1) | generateDFConvexPolygonPrism(r2));
res = (res &
generateDFPlane(makeAVec(.5,0.,.866), r1C + makeAVec(rCyl,0.,0.)) &
generateDFPlane(makeAVec(-.5,0.,-.866), r1C - makeAVec(rCyl,0.,0.))) |
generateDFCylinder(rCyl, makeAVec(0.,0.,hCyl), makeAVec(x,y,hCyl*.5));
return res;
}
asl::SPDistanceFunction generateMirrors()
{
vector<double> xValues;
vector<double> yValues;
for(unsigned int i(0); i < 8; ++i)
for(unsigned int j(0); j < 10; ++j)
{
xValues.push_back(25.+ 20.*i);
yValues.push_back(25.+ 15.*j);
}
auto res(generateMirror(xValues[0], yValues[0]));
for(unsigned int i(1); i < xValues.size(); ++i)
res = res | generateMirror(xValues[i], yValues[i]);
return res;
}
int main(int argc, char* argv[])
{
// Optionally add appParamsManager to be able to manipulate at least
// hardware parameters(platform/device) through command line/parameters file
asl::ApplicationParametersManager appParamsManager("flow2",
"1.0");
appParamsManager.load(argc, argv);
Param dx(1.);
Param dt(1.);
Param nu(.0125);
Param nuNum(nu.v()*dt.v()/dx.v()/dx.v());
AVec<int> size(asl::makeAVec(200,200,25));
AVec<> gSize(dx.v()*AVec<>(size));
std::cout << "Data initialization... ";
asl::Block block(size,dx.v());
auto mirrorsMapMem(asl::generateDataContainerACL_SP<FlT>(block, 1, 1u));
asl::initData(mirrorsMapMem, generateMirrors());
std::cout << "Finished" << endl;
std::cout << "Numerics initialization... ";
asl::SPLBGK lbgk(new asl::LBGK(block,
acl::generateVEConstant(FlT(nuNum.v())),
&asl::d3q15()));
lbgk->init();
asl::SPLBGKUtilities lbgkUtil(new asl::LBGKUtilities(lbgk));
lbgkUtil->initF(acl::generateVEConstant(.0,.0,.0));
// lbgkUtil->initF(acl::generateVEConstant(.1), acl::generateVEConstant(.0,.0,.0));
auto bcNoSlip(generateBCNoSlip(lbgk,{asl::Y0, asl::YE, asl::Z0}));
auto bcNoSlipM(generateBCNoSlip(lbgk, mirrorsMapMem));
auto bcNoSlipV(generateBCNoSlipVel(lbgk, mirrorsMapMem));
auto bcP(asl::generateBCConstantPressure(lbgk, 1., {asl::X0, asl::XE}));
auto bcTop(asl::generateBCConstantVelocity(lbgk, asl::makeAVec(0.1,0.,0.), {asl::ZE}));
bcNoSlip->init();
bcNoSlipM->init();
bcNoSlipV->init();
bcP->init();
bcTop->init();
std::cout << "Finished" << endl;
std::cout << "Computing...";
asl::Timer timer;
asl::WriterVTKXML writer("flow2");
writer.addScalars("map", *mirrorsMapMem);
writer.addScalars("rho", *lbgk->getRho());
writer.addVector("v", *lbgk->getVelocity());
bcP->execute();
bcTop->execute();
bcNoSlip->execute();
bcNoSlipM->execute();
bcNoSlipV->execute();
writer.write();
timer.start();
for (unsigned int i(0); i < 1000 ; ++i)
{
lbgk->execute();
bcP->execute();
bcTop->execute();
bcNoSlip->execute();
bcNoSlipM->execute();
if (!(i%100))
{
cout << i << endl;
bcNoSlipV->execute();
writer.write();
}
}
timer.stop();
cout << "Finished" << endl;
cout << "Computation statistic:" << endl;
cout << "Real Time = " << timer.realTime() << "; Processor Time = "
<< timer.processorTime() << "; Processor Load = "
<< timer.processorLoad() * 100 << "%" << endl;
return 0;
}
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