ITK  6.0.0
Insight Toolkit
SphinxExamples/src/Filtering/DistanceMap/MaurerDistanceMapOfBinary/Code.cxx
/*=========================================================================
*
* Copyright NumFOCUS
*
* 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
*
* https://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 "itkImage.h"
#include "itksys/SystemTools.hxx"
#include <sstream>
#ifdef ENABLE_QUICKVIEW
# include "QuickView.h"
#endif
using UnsignedCharImageType = itk::Image<unsigned char, 2>;
using FloatImageType = itk::Image<float, 2>;
static void
CreateImage(UnsignedCharImageType::Pointer image);
int
main(int argc, char * argv[])
{
if (argc < 2)
{
CreateImage(image);
}
else
{
image = itk::ReadImage<UnsignedCharImageType>(argv[1]);
}
using SignedMaurerDistanceMapImageFilterType =
distanceMapImageFilter->SetInput(image);
#ifdef ENABLE_QUICKVIEW
QuickView viewer;
viewer.AddImage(
image.GetPointer(), true, argc > 1 ? itksys::SystemTools::GetFilenameName(argv[1]) : "Generated image");
std::stringstream desc;
desc << "Signed Maurer Distance";
viewer.AddImage(distanceMapImageFilter->GetOutput(), true, desc.str());
viewer.Visualize();
#endif
return EXIT_SUCCESS;
}
void
{
// Create an image
start.Fill(0);
size.Fill(100);
itk::ImageRegion<2> region(start, size);
image->SetRegions(region);
image->Allocate();
image->FillBuffer(0);
// Create a line of white pixels
for (unsigned int i = 40; i < 60; ++i)
{
pixel.Fill(i);
image->SetPixel(pixel, 255);
}
}
Pointer
SmartPointer< Self > Pointer
Definition: itkAddImageFilter.h:93
itk::Index
Represent a n-dimensional index in a n-dimensional image.
Definition: itkIndex.h:68
itk::Size< 2 >
itk::ImageRegion
An image region represents a structured region of data.
Definition: itkImageRegion.h:80
itkImageFileReader.h
itkImage.h
itk::Index::Fill
void Fill(IndexValueType value)
Definition: itkIndex.h:272
itk::Size::Fill
void Fill(SizeValueType value)
Definition: itkSize.h:211
QuickView.h
QuickView::AddImage
void AddImage(TImage *, bool FlipVertical=true, std::string Description="")
itkSignedMaurerDistanceMapImageFilter.h
QuickView
A convenient class to render itk images with vtk.
Definition: QuickView.h:111
itk::Image
Templated n-dimensional image class.
Definition: itkImage.h:88
New
static Pointer New()
QuickView::Visualize
void Visualize(bool interact=true)
itk::SignedMaurerDistanceMapImageFilter
This filter calculates the Euclidean distance transform of a binary image in linear time for arbitrar...
Definition: itkSignedMaurerDistanceMapImageFilter.h:67