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| Output image is empty?
| | {{warning|1=The media wiki content on this page is no longer maintained. The examples presented on the https://itk.org/Wiki/* pages likely require ITK version 4.13 or earlier releases. In many cases, the examples on this page no longer conform to the best practices for modern ITK versions.}} |
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| ==ContourSpatialObject.cxx==
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| <source lang="cpp">
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| #include "itkSpatialObjectToImageFilter.h"
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| #include "itkContourSpatialObject.h"
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| #include "itkContourSpatialObjectPoint.h"
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| #include "itkImageFileWriter.h"
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| | |
| #include "QuickView.h"
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| | |
| int main( int argc, char *argv[] )
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| {
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| typedef unsigned char PixelType;
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| const unsigned int Dimension = 2;
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| | |
| typedef itk::Image< PixelType, Dimension > ImageType;
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| | |
| typedef itk::ContourSpatialObject< Dimension > ContourType;
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| | |
| typedef itk::SpatialObjectToImageFilter<
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| ContourType, ImageType > SpatialObjectToImageFilterType;
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| | |
| | |
| // Create a list of points
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| ContourType::ControlPointListType points;
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| | |
| // Add some points
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| ContourType::ControlPointType point;
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| point.SetPosition(0,0);
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| points.push_back(point);
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| point.SetPosition(0,30); | |
| points.push_back(point);
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| point.SetPosition(30,30);
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| points.push_back(point);
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| point.SetPosition(0,0);
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| points.push_back(point);
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|
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| // Create a contour from the list of points
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| ContourType::Pointer contour = ContourType::New();
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| contour->SetControlPoints(points);
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| | |
| SpatialObjectToImageFilterType::Pointer imageFilter =
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| SpatialObjectToImageFilterType::New();
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| itk::Size<2> size;
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| size.Fill(50);
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| imageFilter->SetInsideValue(255); // white
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| imageFilter->SetSize(size);
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| imageFilter->SetInput(contour);
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| imageFilter->Update();
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| | |
| QuickView viewer;
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| viewer.AddImage(imageFilter->GetOutput());
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| viewer.Visualize();
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| /*
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| typedef itk::ImageFileWriter< ImageType > WriterType;
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| WriterType::Pointer writer = WriterType::New();
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| writer->SetFileName("contour.png");
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| writer->SetInput( imageFilter->GetOutput() );
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| writer->Update();
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| */
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| return EXIT_SUCCESS;
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| }
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| | |
| </source>
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| {{ITKVTKCMakeLists|{{SUBPAGENAME}}}}
| |
