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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: $RCSfile: itkFEMElement2DQuadraticTriangularTest.cxx,v $
Language: C++
Date: $Date: 2003-12-12 14:58:00 $
Version: $Revision: 1.4 $
Copyright (c) Insight Software Consortium. All rights reserved.
See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
// disable debug warnings in MS compiler
#ifdef _MSC_VER
#pragma warning(disable: 4786)
#endif
#include "itkFEMElement2DC0QuadraticTriangularStrain.h"
#include "itkFEMElementBase.h"
#include <iostream>
//
int itkFEMElement2DQuadraticTriangularTest(int, char *[])
{
typedef itk::fem::Node NodeType;
typedef itk::fem::Element ElementType;
NodeType::Pointer n0,n1,n2;
ElementType::VectorType pt(2);
n0=NodeType::New();
pt[0]=0.;
pt[1]=0.;
n0->SetCoordinates(pt);
n1=NodeType::New();
pt[0]=1.;
pt[1]=1.;
n1->SetCoordinates(pt);
n2=NodeType::New();
pt[0]=0.;
pt[1]=2.;
n2->SetCoordinates(pt);
typedef itk::fem::MaterialLinearElasticity ElasticityType;
ElasticityType::Pointer m = ElasticityType::New();
m->GN=0;
m->E=300.0;
m->A=0.02;
m->I=0.004;
typedef itk::fem::Element2DC0QuadraticTriangularStrain StrainType;
StrainType::Pointer e0 = StrainType::New();
e0->GN=0;
e0->SetNode(0, &*n0);
e0->SetNode(1, &*n1);
e0->SetNode(2, &*n2);
e0->m_mat=dynamic_cast< ElasticityType * >(&*m);
pt[0]=0.5;
pt[1]=0.5;
std::cout << "# integration points = " << e0->GetNumberOfIntegrationPoints(2) << std::endl;
std::cout << "shape fxns at " << pt << ":\n" << e0->ShapeFunctions(pt) << std::endl;
ElementType::MatrixType shapeD;
e0->ShapeFunctionDerivatives(pt, shapeD);
std::cout << "shape fxn derivatives:" << std::endl << shapeD << std::endl;
#ifndef FEM_USE_SMART_POINTERS
delete e0;
delete m;
delete n0;
delete n1;
delete n2;
#endif
std::cout << "Test PASSED!" << std::endl;
return EXIT_SUCCESS;
}
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