DGtal  1.3.beta
topology/3dBorderExtractionImg.cpp

Objects have a border, which are the points which touch the complement in the sense of background adjacency. A border of an object is itself an object, with the same topology as the object.

See also
Border of a digital object
Border extraction visualisation from imported volume
#include <iostream>
#include "DGtal/base/Common.h"
#include "DGtal/base/Common.h"
#include "DGtal/io/readers/VolReader.h"
#include "DGtal/images/ImageSelector.h"
#include "DGtal/images/imagesSetsUtils/SetFromImage.h"
#include "DGtal/io/viewers/Viewer3D.h"
#include "DGtal/helpers/StdDefs.h"
#include "ConfigExamples.h"
using namespace std;
using namespace DGtal;
int main( int argc, char** argv )
{
std::string inputFilename = examplesPath + "samples/Al.100.vol";
QApplication application(argc,argv);
Viewer3D<> viewer;
viewer.show();
Image image = VolReader<Image>::importVol(inputFilename);
Z3i::DigitalSet set3d (image.domain());
Z3i::Object18_6 obj3d (Z3i::dt18_6, set3d);
Z3i::Object18_6 border = obj3d.border();
viewer << border;
viewer << ClippingPlane(0,1,0, -40) << Viewer3D<>::updateDisplay;
return application.exec();
}
// //
DGtal::SetFromImage
Aim: Define utilities to convert a digital set into an image.
Definition: SetFromImage.h:63
DGtal::ImageContainerBySTLVector
Definition: ImageContainerBySTLVector.h:126
DGtal::Viewer3D
Definition: Viewer3D.h:135
Image
ImageContainerBySTLVector< Domain, Value > Image
Definition: testSimpleRandomAccessRangeFromPoint.cpp:45
DGtal
DGtal is the top-level namespace which contains all DGtal functions and types.
DGtal::Object::border
Object border() const
DGtal::ClippingPlane
Class for adding a Clipping plane through the Viewer3D stream. Realizes the concept CDrawableWithView...
Definition: DrawWithDisplay3DModifier.h:156
main
int main(int argc, char **argv)
Definition: testArithmeticDSS-benchmark.cpp:147
DGtal::Image
Aim: implements association bewteen points lying in a digital domain and values.
Definition: Image.h:69
DGtal::VolReader
Aim: implements methods to read a "Vol" file format.
Definition: VolReader.h:89
DGtal::Viewer3D::show
virtual void show()
Overload QWidget method in order to add a call to updateList() method (to ensure that the lists are w...
DGtal::Object
Aim: An object (or digital object) represents a set in some digital space associated with a digital t...
Definition: Object.h:119
DGtal::DigitalSetByAssociativeContainer
Aim: A wrapper class around a STL associative container for storing sets of digital points within som...
Definition: DigitalSetByAssociativeContainer.h:89