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/*=========================================================================
*
* Copyright Insight Software Consortium
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0.txt
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*=========================================================================*/
#include <iostream>
#include "itkFEMLoadImplementationGenericLandmarkLoad.h"
#include "itkFEMElement2DC0LinearQuadrilateralMembrane.h"
//
int itkFEMLandmarkLoadImplementationTest(int, char*[])
{
Solver S;
S.InitializeLinearSystemWrapper();
Node::Pointer n1 = Node::New();
Element::VectorType pt(2);
pt[0]=0.;
pt[1]=0.;
n1->SetCoordinates(pt);
S.node.push_back(FEMP<Node>(&*n1));
n1=Node::New();
pt[0]=1.;
pt[1]=1.;
n1->SetCoordinates(pt);
S.node.push_back(FEMP<Node>(&*n1));
n1=Node::New();
pt[0]=3.;
pt[1]=2.;
n1->SetCoordinates(pt);
S.node.push_back(FEMP<Node>(&*n1));
n1=Node::New();
pt[0]=0.;
pt[1]=3.;
n1->SetCoordinates(pt);
S.node.push_back(FEMP<Node>(&*n1));
S.node.Renumber();
std::cout << "Nodes\n";
MaterialLinearElasticity::Pointer m;
m=MaterialLinearElasticity::New();
m->GN=0;
m->E=30000.0;
m->A=0.02;
m->I=0.004;
S.mat.push_back( FEMP<Material>(&*m) );
std::cout << "Material\n";
Element2DC0LinearQuadrilateralMembrane::Pointer e0 = Element2DC0LinearQuadrilateralMembrane::New();
e0->GN=0;
e0->SetNode(0, &*S.node.Find(0));
e0->SetNode(1, &*S.node.Find(1));
e0->SetNode(2, &*S.node.Find(2));
e0->SetNode(3, &*S.node.Find(3));
e0->m_mat=dynamic_cast<MaterialLinearElasticity*>(&*S.mat.Find(0));
std::cout << "Element\n";
LoadBC::Pointer l1 = LoadBC::New();
l1->m_element = &*e0;
l1->m_dof = 0;
l1->m_value = vnl_vector<double>(1,0.0);
S.load.push_back(FEMP<Load>(*&l1));
std::cout << "BC\n";
LoadLandmark::Pointer lm0 = LoadLandmark::New();
lm0->eta = 0.01;
lm0->m_pt = vnl_vector<double>(0.,0.);
lm0->m_target = vnl_vector<double>(0.,1.);
lm0->F = lm0->m_target / (lm0->eta*lm0->eta);
lm0->el.push_back(&*e0);
S.load.push_back(FEMP<Load>(&*lm0));
std::cout << "Landmark\n";
S.GenerateGFN();
S.AssembleK();
S.DecomposeK();
S.AssembleF();
std::cout << "Assembled\n";
try
{
S.Solve();
}
catch (ExceptionObject &e)
{
std::cerr << "Exception caught: " << e << "\n";
return EXIT_FAILURE;
}
std::cout << "Test PASSED!\n";
return EXIT_SUCCESS;
}
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