io/meshFromOFF.cpp

Example of OFF file importation and display.

See also:

Import 3D mesh from OFF file

Visualisation of the sample/tref.off file

#include "DGtal/base/Common.h"
#include "DGtal/io/Color.h"
#include "ConfigExamples.h"
#include "DGtal/io/readers/MeshReader.h"

#include <QtGui/qapplication.h>
#include "DGtal/io/Display3D.h"
#include "DGtal/io/viewers/Viewer3D.h"

using namespace std;
using namespace DGtal;

int main( int argc, char** argv )
{    
  QApplication application(argc,argv);
  Viewer3D viewer;
  viewer.show();     
  std::string inputFilename = examplesPath + "samples/tref.off";   
  // Since the input points are not necessary integers we use the PointD3D from Display3D.
  MeshFromPoints<Display3D::pointD3D> anImportedMesh;
  anImportedMesh << inputFilename;
  trace.info()<< "importating done..."<< endl;
  anImportedMesh.invertVertexFaceOrder();  
  viewer.setLineColor(DGtal::Color(150,0,0,254));
  viewer << anImportedMesh;
  viewer << Viewer3D::updateDisplay;
  return application.exec();
}