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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: itkPolylineMaskImageFilterTest.cxx
Language: C++
Date: $Date$
Version: $Revision$
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 <itkImage.h>
#include <itkImageRegionIteratorWithIndex.h>
#include <itkPolylineMaskImageFilter.h>
#include <itkPolyLineParametricPath.h>
#include <itkEllipseSpatialObject.h>
#include <itkSpatialObjectToImageFilter.h>
#include <itkImageFileWriter.h>
#include <iostream>
int itkPolylineMaskImageFilterTest(int , char * [] )
{
/*
if(argc < 3)
{
std::cerr << "Missing arguments" << std::endl;
std::cerr << "Filter usage:" << std :: endl;
std::cerr << " SpatialObjectOutputImage" << " MaskedOutputImage"<<std::endl;
exit(1);
}
*/
// Define the dimension of the images
const unsigned int iDimension = 3;
//Define the dimension of the polyline
const unsigned int pDimension = 2;
// Declare the types of the images
typedef itk::Image<unsigned short, iDimension> inputImageType;
typedef itk::Image<unsigned short, iDimension> outputImageType;
typedef itk::Vector<double, iDimension> inputVectorType;
typedef itk::PolyLineParametricPath<pDimension> inputPolylineType;
// Declare the type of the index to access images
typedef itk::Index<iDimension> inputIndexType;
// Declare the type of the size
typedef itk::Size<iDimension> inputSizeType;
// Declare the type of the Region
typedef itk::ImageRegion<iDimension> inputRegionType;
// Create vector
inputVectorType inputUpVector,inputViewVector;
// Create polyline
inputPolylineType::Pointer inputPolyline = inputPolylineType::New();
std::cout<<"Generating the synthetic object...."<<std::endl;
//Generate ellipse image
typedef itk::EllipseSpatialObject<2> EllipseType;
EllipseType::Pointer ellipse = EllipseType::New();
EllipseType::TransformType::OffsetType offset;
offset.Fill(20);
ellipse->GetObjectToParentTransform()->SetOffset(offset);
ellipse->ComputeObjectToWorldTransform();
ellipse->SetRadius(10);
std::cout<<"Generating the image of the object...."<<std::endl;
typedef itk::SpatialObjectToImageFilter<EllipseType,inputImageType> SpatialObjectToImageFilterType;
SpatialObjectToImageFilterType::Pointer imageGenerationFilter = SpatialObjectToImageFilterType::New();
inputImageType::SizeType size;
inputImageType::PointType origin;
origin[0] = 0.0;
origin[1] = 0.0;
origin[2] = 20.0;
size[0]=40;
size[1]=40;
size[2]=35;
imageGenerationFilter->SetOrigin(origin);
imageGenerationFilter->SetSize(size);
imageGenerationFilter->SetInput(ellipse);
imageGenerationFilter->SetInsideValue(2);
imageGenerationFilter->SetOutsideValue(0);
imageGenerationFilter->Update();
//Write out the input image
/*
typedef itk::ImageFileWriter< inputImageType > SpatialObjectImageWriterType;
SpatialObjectImageWriterType::Pointer spatialObjectImageWriter = SpatialObjectImageWriterType::New();
spatialObjectImageWriter->SetFileName( argv[1] );
spatialObjectImageWriter->SetInput( imageGenerationFilter->GetOutput() );
spatialObjectImageWriter->Update();
*/
std::cout << "Generating the polyline contour..." << std::endl;
//Initialize the polyline
typedef inputPolylineType::VertexType VertexType;
// Add vertices to the polyline
VertexType v;
v[0] = 19;
v[1] = 0;
inputPolyline->AddVertex(v);
v[0] = 19;
v[1] = 39;
inputPolyline->AddVertex(v);
v[0] = 25;
v[1] = 39;
inputPolyline->AddVertex(v);
v[0] = 25;
v[1] = 1;
inputPolyline->AddVertex(v);
std::cout << "Generating the view vector..... " << std::endl;
// View vector
inputViewVector[0] = 0;
inputViewVector[1] = 0;
inputViewVector[2] = -1;
// Up vector
inputUpVector[0] = 1;
inputUpVector[1] = 0;
inputUpVector[2] = 0;
// Declare the type for the Mask image filter
typedef itk::PolylineMaskImageFilter<
inputImageType, inputPolylineType,
inputVectorType,
outputImageType > inputFilterType;
typedef inputFilterType::PointType PointType;
typedef inputFilterType::ProjPlanePointType ProjPlanePointType;
std::cout<< "Generating the filter....................." << std::endl;
// Create a mask Filter
inputFilterType::Pointer filter = inputFilterType::New();
//filter->DebugOn();
//Connect the input image
filter->SetInput1 ( imageGenerationFilter->GetOutput());
inputImageType::PointType originA;
/*
originA = imageGenerationFilter->GetOutput()->GetOrigin();
std::cout<<"Input image origin="<<originA<<std::endl;
*/
// Connect the Polyline
filter->SetInput2 ( inputPolyline );
// Connect the Viewing direction vector
filter->SetViewVector ( inputViewVector );
// Connect the Viewing direction vector
filter->SetUpVector ( inputUpVector );
// camera center point
PointType cameraCenterPoint;
cameraCenterPoint[0] = 20;
cameraCenterPoint[1] = 20;
cameraCenterPoint[2] = 60;
filter->SetCameraCenterPoint ( cameraCenterPoint );
// camera focal distance
filter->SetFocalDistance(30.0);
// camera focal point in the projection plane
ProjPlanePointType focalpoint;
focalpoint[0] = 20.0;
focalpoint[1] = 20.0;
filter->SetFocalPoint(focalpoint);
filter->Update();
//Write out the output image
/*
typedef itk::ImageFileWriter< outputImageType > OutputWriterType;
OutputWriterType::Pointer outputWriter = OutputWriterType::New();
outputWriter->SetFileName( argv[2] );
outputWriter->SetInput( filter->GetOutput() );
outputWriter->Update();
*/
return EXIT_SUCCESS;
}
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