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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: $RCSfile: itkPolyLineParametricPathTest.cxx,v $
Language: C++
Date: $Date: 2003-09-10 14:30:10 $
Version: $Revision: 1.5 $
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.
=========================================================================*/
#if defined(_MSC_VER)
#pragma warning ( disable : 4786 )
#endif
#include <iostream>
#include "itkPolyLineParametricPath.h"
int itkPolyLineParametricPathTest(int, char* [])
{
typedef itk::PolyLineParametricPath<2> PathType;
typedef PathType::InputType InputType;
typedef PathType::IndexType IndexType;
typedef PathType::OffsetType OffsetType;
typedef PathType::VertexType VertexType;
bool passed = true;
InputType input;
OffsetType offset;
VertexType v;
PathType::Pointer path = PathType::New();
v.Fill(1);
path->AddVertex(v);
v[0]=2;
v[1]=3;
path->AddVertex(v);
v[0]=3;
v[1]=4;
path->AddVertex(v);
v[0]=0;
v[1]=5;
path->AddVertex(v);
v.Fill(1);
path->AddVertex(v);
std::cout << "Evaluating at 0, 0.5, and 4.0: " << path->Evaluate(0) << ", "
<< path->Evaluate(0.5) << ", " << path->Evaluate(4.0) << std::endl;
std::cout << "Evaluating to an index at 0, 0.5, and 1.0: "
<< path->EvaluateToIndex(0) << ", " << path->EvaluateToIndex(0.5)
<< ", " << path->EvaluateToIndex(1.0) << std::endl;
if( path->EvaluateToIndex(4.0) != path->EvaluateToIndex(0) )
{
std::cout << "PolyLineParametricPathTest: EvaluateToIndex() Failed" << std::endl;
passed = false;
}
std::cout << "Evaluating the derivative at 0, 0.5, and 1.0: "
<< path->EvaluateDerivative(0) << ", " << path->EvaluateDerivative(0.5)
<< ", " << path->EvaluateDerivative(1.0) << std::endl;
if( int(0.5+1000*(path->EvaluateDerivative(0.5))[0]) != 1000 ||
int(0.5+1000*(path->EvaluateDerivative(0.5))[1]) != 2000 )
{
std::cout << "PolyLineParametricPathTest: EvaluateDerivative() Failed" << std::endl;
passed = false;
}
input = 0;
offset = path->IncrementInput( input );
std::cout << "Incrementing the input from 0 to " << input << ": " << offset << std::endl;
input = 0.5;
offset = path->IncrementInput( input );
std::cout << "Incrementing the input from 0.5 to " << input << ": " << offset << std::endl;
if (passed)
{
std::cout << "PolyLineParametricPath tests passed" << std::endl;
return EXIT_SUCCESS;
}
else
{
std::cout << "PolyLineParametricPath tests failed" << std::endl;
return EXIT_FAILURE;
}
}
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