fileGridCurveRanges.cpp File Reference

An example of reading and displaying a gridcurve and its ranges. More...

#include <iostream>
#include <fstream>
#include <algorithm>
#include "DGtal/base/Common.h"
#include "DGtal/helpers/StdDefs.h"
#include "ConfigExamples.h"
#include "DGtal/io/boards/Board2D.h"

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Functions
int	main ()

Detailed Description

An example of reading and displaying a gridcurve and its ranges.

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

Tristan Roussillon (trist.nosp@m.an.r.nosp@m.oussi.nosp@m.llon.nosp@m.@liri.nosp@m.s.cn.nosp@m.rs.fr)

Date

2010/10/17

This file is part of the DGtal library.

Definition in file fileGridCurveRanges.cpp.

Function Documentation

main()

int main

(

void

)

[fileGridCurveRanges-declaration]

[fileGridCurveRanges-declaration]

[fileGridCurveRanges-ex]

[fileGridCurveRanges-ex]

[fileGridCurveRanges-read]

[fileGridCurveRanges-read]

[fileGridCurveRanges-board]

[fileGridCurveRanges-board]

[fileGridCurveRanges-displayCurve]

[fileGridCurveRanges-displayCurve]

[fileGridCurveRanges-displayInnerPoints]

[fileGridCurveRanges-displayInnerPoints]

[fileGridCurveRanges-displayIncidentPoints]

[fileGridCurveRanges-displayIncidentPoints]

Definition at line 51 of file fileGridCurveRanges.cpp.

{
  
  Z2i::Curve c; 
 
  std::string square = examplesPath + "samples/smallSquare.dat";  
 
  std::fstream inputStream;
  inputStream.open (square.c_str(), std::ios::in);
  c.initFromVectorStream(inputStream);
  inputStream.close();  
 
  DGtal::Board2D aBoard;
  
  //displaying domain
  Z2i::Point low(-1,-1);
  Z2i::Point up(3,3);
  Z2i::Domain aDomain( low,up );
  aBoard << SetMode(aDomain.className(), "Paving") << aDomain; 
  
  aBoard << c;  
  aBoard.saveEPS("DisplayGridCurveTuto.eps");
  
  Z2i::Curve::InnerPointsRange r1 = c.getInnerPointsRange(); 
  aBoard << r1; 
  aBoard.saveEPS("DisplayInnerPointsTuto.eps");
 
  Z2i::Curve::IncidentPointsRange r2 = c.getIncidentPointsRange(); 
  aBoard << r2; 
  aBoard.saveEPS("DisplayIncidentPointsTuto.eps");
 
 
  return 0;
 
}

References DGtal::HyperRectDomain< TSpace >::className(), DGtal::GridCurve< TKSpace >::getIncidentPointsRange(), DGtal::GridCurve< TKSpace >::getInnerPointsRange(), DGtal::GridCurve< TKSpace >::initFromVectorStream(), and LibBoard::Board::saveEPS().