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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: $RCSfile: itkPointSetTest.cxx,v $
Language: C++
Date: $Date: 2003-09-10 14:30:10 $
Version: $Revision: 1.9 $
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 "itkPointSet.h"
#include "vnl/vnl_sample.h"
#include <iostream>
#include <string>
/**
* Define a PointSet type that stores a PixelType of "int". Use the defaults
* for the other template parameters.
*/
typedef itk::PointSet<int> PointSet;
typedef PointSet::PointType PointType;
/**
* The point set that is created consists of a 100 random points.
*/
int itkPointSetTest(int, char* [] )
{
/**
* Define the 3d geometric positions for 8 points in a cube.
*/
PointSet::CoordRepType testPointCoords[3];
/**
* Create the point set through its object factory.
*/
PointSet::Pointer pset(PointSet::New());
/**
* Add our test points to the mesh.
* pset->SetPoint(pointId, point)
* Note that the constructor for Point is public, and takes an array
* of coordinates for the point.
*/
for(int i=0; i < 100 ; ++i)
{
testPointCoords[0] = (PointSet::CoordRepType)
vnl_sample_uniform((double)-1.0,(double)1.0);
testPointCoords[1] = (PointSet::CoordRepType)
vnl_sample_uniform((double)-1.0,(double)1.0);
testPointCoords[2] = (PointSet::CoordRepType)
vnl_sample_uniform((double)-1.0,(double)1.0);
pset->SetPoint(i, PointType(testPointCoords));
}
/**
* Perform some geometric operations (coordinate transformations)
* to see if they are working.
*/
PointSet::CoordRepType coords[PointSet::PointDimension];
PointSet::PointIdentifier pointId;
pset->FindClosestPoint(coords,&pointId);
/**
* Compute the bounding box of the mesh
*/
typedef itk::BoundingBox<PointSet::PointIdentifier,PointSet::PointDimension,
PointSet::CoordRepType,PointSet::PointsContainer> BoundingBox;
BoundingBox::Pointer bbox(BoundingBox::New());
bbox->SetPoints(pset->GetPoints());
bbox->ComputeBoundingBox();
std::cout << bbox << std::endl;
/**
* Test the internal bounding box
*/
std::cout << "Internal bounding box " << std::endl;
BoundingBox::ConstPointer bbox2 = pset->GetBoundingBox();
std::cout << bbox2 << std::endl;
return EXIT_SUCCESS;
}
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