exampleAlphaThickSegmentNoisy.cpp File Reference

#include <iostream>
#include "ConfigExamples.h"
#include "DGtal/base/Common.h"
#include "DGtal/geometry/curves/AlphaThickSegmentComputer.h"
#include "DGtal/helpers/StdDefs.h"
#include "DGtal/io/readers/PointListReader.h"
#include "DGtal/io/boards/Board2D.h"

Go to the source code of this file.

Functions
int	main ()

Detailed Description

This program is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program. If not, see http://www.gnu.org/licenses/.

Author

Bertrand Kerautret (kerau.nosp@m.tre@.nosp@m.loria.nosp@m..fr ) LORIA (CNRS, UMR 7503), University of Nancy, France

Date

2015/01/30

An example file named exampleAlphaThickSegmentNoisy.

This file is part of the DGtal library.

Definition in file exampleAlphaThickSegmentNoisy.cpp.

Function Documentation

main()

int main

(

void

)

[exampleAlphaThickSegmentNoisyTypedef]

[exampleAlphaThickSegmentNoisyTypedef]

[exampleAlphaThickSegmentNoisyReadFile]

[exampleAlphaThickSegmentNoisyReadFile]

[exampleAlphaThickSegmentNoisInitAndReco] [exampleAlphaThickSegmentNoisInit]

[exampleAlphaThickSegmentNoisInit] [exampleAlphaThickSegmentNoisReco]

[exampleAlphaThickSegmentNoisReco] [exampleAlphaThickSegmentNoisInitAndReco]

[exampleAlphaThickSegmentDisplay]

[exampleAlphaThickSegmentDisplay]

[exampleAlphaThickSegmentNoisInitAndReco2]

[exampleAlphaThickSegmentNoisInitAndReco2]

[exampleAlphaThickSegmentNoisCustomColor]

[exampleAlphaThickSegmentNoisCustomColor]

Definition at line 59 of file exampleAlphaThickSegmentNoisy.cpp.

{
  trace.beginBlock ( "Example exampleAlphaThickSegment" );
 
  typedef  AlphaThickSegmentComputer< Z2i::RealPoint > AlphaThickSegmentComputer2D;
  
  Board2D aBoard;
  std::string file = examplesPath + "samples/contourSnoisy.sdp";
  std::vector<Z2i::RealPoint> aContour = PointListReader<Z2i::RealPoint>::getPointsFromFile(file);
 
  // displaying contour
  aBoard << SetMode(aContour[0].className(), "Grid"); 
  for (unsigned int i = 0; i< aContour.size(); i++){
      aBoard << aContour[i];
      aBoard.drawLine(aContour[i][0], aContour[i][1], 
                  aContour[(i+1)%aContour.size()][0], aContour[(i+1)%aContour.size()][1]);
  }
 
  
  //initialisation of an AlphaThickSegmentComputer2D of thickness 10 and forward recognition.
  AlphaThickSegmentComputer2D anAlphaSegment(15);
  std::vector<Z2i::RealPoint>::const_iterator it =  aContour.begin();  
  while (anAlphaSegment.extendFront(*it)) {
    it++;
  }
 
  aBoard << anAlphaSegment;  
  AlphaThickSegmentComputer2D anAlphaSegment2(9);
  anAlphaSegment2.init(aContour.begin());
  while (anAlphaSegment2.end() != aContour.end() && 
         anAlphaSegment2.extendFront()) {
  }
 
  aBoard << CustomStyle( anAlphaSegment2.className(), new CustomColors( DGtal::Color::Blue, DGtal::Color::None ) );  
  aBoard << anAlphaSegment2;  
 
  AlphaThickSegmentComputer2D  anAlphaSegment3(2);
  anAlphaSegment3.init(aContour.begin());
  while (anAlphaSegment3.end() != aContour.end() && 
         anAlphaSegment3.extendFront()) {
  }
  aBoard  << CustomStyle( anAlphaSegment3.className(), new CustomColors( DGtal::Color::Green, DGtal::Color::None ) );  
  aBoard << anAlphaSegment3;
  
 
  aBoard.saveEPS("exampleAlphaThickSegmentNoisy.eps");
 
  trace.endBlock();
  return 0;
}

References DGtal::Trace::beginBlock(), DGtal::Color::Blue, LibBoard::Board::drawLine(), DGtal::Trace::endBlock(), DGtal::PointListReader< TPoint >::getPointsFromFile(), DGtal::Color::Green, DGtal::Color::None, LibBoard::Board::saveEPS(), and DGtal::trace.