testSimpleExpander.cpp File Reference

#include <iostream>
#include "DGtal/base/Common.h"
#include "DGtal/kernel/SpaceND.h"
#include "DGtal/kernel/domains/DomainPredicate.h"
#include "DGtal/kernel/domains/HyperRectDomain.h"
#include "DGtal/kernel/sets/DigitalSetSelector.h"
#include "DGtal/kernel/sets/DigitalSetConverter.h"
#include "DGtal/topology/MetricAdjacency.h"
#include "DGtal/topology/DomainMetricAdjacency.h"
#include "DGtal/topology/DomainAdjacency.h"
#include "DGtal/topology/DigitalTopology.h"
#include "DGtal/topology/Object.h"
#include "DGtal/graph/Expander.h"
#include "DGtal/io/boards/Board2D.h"
#include "DGtal/io/colormaps/GradientColorMap.h"
#include "DGtal/io/Color.h"
#include "DGtal/helpers/StdDefs.h"

Include dependency graph for testSimpleExpander.cpp:

Go to the source code of this file.

Functions
bool	testSimpleExpander ()
bool	testLayers ()
int	main (int argc, char **argv)

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

David Coeurjolly (david.nosp@m..coe.nosp@m.urjol.nosp@m.ly@l.nosp@m.iris..nosp@m.cnrs.nosp@m..fr ) Laboratoire d'InfoRmatique en Image et Systèmes d'information - LIRIS (CNRS, UMR 5205), CNRS, France

Date

2010/09/20

Functions for testing class SimpleExpander.

This file is part of the DGtal library.

Definition in file testSimpleExpander.cpp.

Function Documentation

main()

int main	(	int	argc,
		char **	argv
	)

Definition at line 309 of file testSimpleExpander.cpp.

{
  trace.info() << "Args:";
  for ( int i = 0; i < argc; ++i )
    trace.info() << " " << argv[ i ];
  trace.info() << endl;
 
  bool res = testSimpleExpander()
    && testLayers();
  trace.emphase() << ( res ? "Passed." : "Error." ) << endl;
  return res ? 0 : 1;
}

References DGtal::Trace::emphase(), DGtal::Trace::info(), testLayers(), testSimpleExpander(), and DGtal::trace.

testLayers()

bool testLayers

(

)

Definition at line 209 of file testSimpleExpander.cpp.

{
 
  GradientColorMap<size_t> cmap_grad( 0, 30 );
  cmap_grad.addColor( Color( 128, 128, 255 ) );
  cmap_grad.addColor( Color( 255, 255, 128 ) );
  cmap_grad.addColor( Color( 128, 255, 128 ) );
  cmap_grad.addColor( Color( 128, 128, 128 ) );
  //cmap_grad.addColor( Color( 220, 130, 25 ) );
 
  trace.beginBlock ( "(4,8) Filling ..." );
 
  //typedef Domain::ConstIterator DomainConstIterator;
  typedef Object8_4 ObjectType;
  typedef Object4_8 ObjectTypeReverseTopo;
  typedef Expander<ObjectTypeReverseTopo> ObjectExpanderReverseTopo;
  typedef Expander<ObjectType> ObjectExpander;
 
  Point p1( -5, -5 );
  Point p2( 5, 5 );
  Domain domain( p1, p2 );
 
 
  //We construct a simple "house" set
  DigitalSet houseSet( domain );
 
  for ( int k = -3; k < 3 ; k++)
  {
    houseSet.insert(Point(k, -3));
    houseSet.insert(Point(-3, k));
    houseSet.insert(Point(3, k));
    houseSet.insert(Point(k, 3));
  }
 
  //We compute the complement
  DigitalSet houseSetCompl( domain);
  houseSetCompl.assignFromComplement( houseSet );
 
  //We create the objects associated to the sets
  ObjectType house8( dt8_4, houseSet );
  ObjectType houseCompl8( dt8_4, houseSetCompl );
  ObjectTypeReverseTopo house4( dt4_8, houseSet);
  ObjectTypeReverseTopo houseCompl4( dt4_8, houseSetCompl );
 
 
  //Board Export init
  Board2D board;
  board.setUnit(LibBoard::Board::UCentimeter);
 
  //Border=4 Filling=4
  board.clear();
  board << SetMode( domain.className(), "Grid" ) << domain;
  board << SetMode( house4.className(), "DrawAdjacencies" ) << house4;
  ObjectExpanderReverseTopo expander(houseCompl4, Point(0, 0));
  board << CustomStyle( expander.core().className(), 
      new CustomFillColor( cmap_grad( 0 ) ) )
  << expander.core();
  while (!expander.finished())
    {
      for ( ObjectExpander::ConstIterator it = expander.begin();
      it != expander.end();
      ++it )
  std::cout << " " << *it;
      board << CustomStyle( expander.layer().className(), 
          new CustomFillColor( cmap_grad( expander.distance() ) ) )
      << expander.layer();
      
      expander.nextLayer();
    }
  board.saveSVG("house-layers4-4.svg");
 
  //Border=4 Filling=8
  board.clear();
  board << SetMode( domain.className(), "Grid" ) << domain;
  board << SetMode( house4.className(), "DrawAdjacencies" ) << house4;
  ObjectExpander expander8(houseCompl8, Point(0, 0));
  board << CustomStyle( expander.core().className(), 
      new CustomFillColor( cmap_grad( 0 ) ) )
  << expander8.core();
  while (!expander8.finished())
    {
      for ( ObjectExpander::ConstIterator it = expander8.begin();
      it != expander8.end();
      ++it )
  std::cout << " " << *it;
      
      board << CustomStyle( expander8.layer().className(), 
          new CustomFillColor
          ( cmap_grad( expander8.distance() ) ) )
      << expander8.layer();
      expander8.nextLayer();
    }
  board.saveSVG("house-layers4-8.svg");
 
  return true;
}

References DGtal::GradientColorMap< PValue, PDefaultPreset, PDefaultFirstColor, PDefaultLastColor >::addColor(), DGtal::DigitalSetByAssociativeContainer< TDomain, TContainer >::assignFromComplement(), DGtal::Trace::beginBlock(), DGtal::HyperRectDomain< TSpace >::className(), LibBoard::Board::clear(), domain, DGtal::DigitalSetByAssociativeContainer< TDomain, TContainer >::insert(), LibBoard::Board::saveSVG(), LibBoard::Board::setUnit(), DGtal::trace, and LibBoard::Board::UCentimeter.

Referenced by main().

testSimpleExpander()

bool testSimpleExpander

(

)

Example of a test. To be completed.

Definition at line 77 of file testSimpleExpander.cpp.

{
  trace.beginBlock ( "(4,8) Filling ..." );
 
  //typedef int Integer;                // choose your digital line here.
  typedef SpaceND<2> Z2;          // Z^2
  typedef Z2::Point Point;
  typedef MetricAdjacency<Z2, 1> Adj4; // 4-adjacency type
  typedef MetricAdjacency<Z2, 2> Adj8; // 8-adjacency type
  typedef DigitalTopology< Adj8, Adj4 > DT8_4; //8,4 topology type
  typedef HyperRectDomain< Z2 > Domain;
  //typedef Domain::ConstIterator DomainConstIterator;
  typedef DigitalSetSelector < Domain, BIG_DS + HIGH_BEL_DS >::Type DigitalSet;
  typedef Object<DT8_4, DigitalSet> ObjectType;
 
 
  typedef Object<DT8_4::ReverseTopology, DigitalSet> ObjectTypeReverseTopo;
 
  typedef Expander<ObjectTypeReverseTopo> ObjectExpanderReverseTopo;
  typedef Expander<ObjectType> ObjectExpander;
 
  Point p1( -5, -5 );
  Point p2( 5, 5 );
  Domain domain( p1, p2 );
 
  Adj4 adj4;                          // instance of 4-adjacency
  Adj8 adj8;                          // instance of 8-adjacency
  DT8_4 dt8_4(adj8, adj4, JORDAN_DT );
  DT8_4::ReverseTopology dt4_8(adj4, adj8, JORDAN_DT );
 
  //We construct a simple "house" set
  DigitalSet houseSet( domain );
 
  for ( int k = -3; k < 3 ; k++)
  {
    houseSet.insert(Point(k, -3));
    houseSet.insert(Point(-3, k));
    houseSet.insert(Point(3, k));
    houseSet.insert(Point(k, 3));
  }
 
  //We compute the complement
  DigitalSet houseSetCompl( domain);
  houseSetCompl.assignFromComplement( houseSet );
 
  //We create the objects associated to the sets
  ObjectType house8( dt8_4, houseSet );
  ObjectType houseCompl8( dt8_4, houseSetCompl );
  ObjectTypeReverseTopo house4(dt4_8, houseSet);
  ObjectTypeReverseTopo houseCompl4( dt4_8, houseSetCompl );
 
 
  //Board Export init
  Board2D board;
  board.setUnit(LibBoard::Board::UCentimeter);
 
  //Border=4 Filling=4
  board.clear();
  board << SetMode( domain.className(), "Grid" ) << domain;
  board << SetMode( house4.className(), "DrawAdjacencies" ) << house4;
  ObjectExpanderReverseTopo expander(houseCompl4, Point(0, 0));
  while (!expander.finished())
  {
   for ( ObjectExpander::ConstIterator it = expander.begin();
        it != expander.end();
        ++it )
      std::cout << " " << *it;
 
    expander.nextLayer();
  }
  board << CustomStyle(expander.core().className(), new MyStyleCustom) << expander.core();
  board.saveSVG("house4-4.svg");
 
  //Border=4 Filling=8
  board.clear();
  board << SetMode( domain.className(), "Grid" ) << domain;
  board << SetMode( house4.className(), "DrawAdjacencies" ) << house4;
  ObjectExpander expander8(houseCompl8, Point(0, 0));
  while (!expander8.finished())
  {
    for ( ObjectExpander::ConstIterator it = expander8.begin();
        it != expander8.end();
        ++it )
      std::cout << " " << *it;
 
    expander8.nextLayer();
  }
  board << CustomStyle(expander8.core().className(), new MyStyleCustom) << expander8.core();
  board.saveSVG("house4-8.svg");
 
  //Border=8 Filling=8
  board.clear();
  board << SetMode( domain.className(), "Grid" ) << domain;
  board << SetMode( house8.className(), "DrawAdjacencies" ) << house8;
  ObjectExpander expander88(houseCompl8, Point(0, 0));
  while (!expander88.finished())
  {
    for ( ObjectExpander::ConstIterator it = expander88.begin();
        it != expander88.end();
        ++it )
      std::cout << " " << *it;
 
    expander88.nextLayer();
  }
  board << CustomStyle(expander88.core().className(), new MyStyleCustom) << expander88.core();
  board.saveSVG("house8-8.svg");
 
  //Border=8 Filling=4
  board.clear();
  board << SetMode( domain.className(), "Grid" ) << domain;
  board << SetMode( house8.className(), "DrawAdjacencies" ) << house8;
  ObjectExpanderReverseTopo expander84(houseCompl4, Point(0, 0));
  while (!expander84.finished())
  {
    for ( ObjectExpander::ConstIterator it = expander84.begin();
        it != expander84.end();
        ++it )
      std::cout << " " << *it;
 
    expander84.nextLayer();
  }
  board << CustomStyle(expander.core().className(), new MyStyleCustom) << expander84.core();
  board.saveSVG("house8-4.svg");
 
 
  trace.endBlock();
 
  return true;
}

References DGtal::DigitalSetByAssociativeContainer< TDomain, TContainer >::assignFromComplement(), DGtal::Trace::beginBlock(), DGtal::HyperRectDomain< TSpace >::className(), LibBoard::Board::clear(), domain, DGtal::Trace::endBlock(), DGtal::DigitalSetByAssociativeContainer< TDomain, TContainer >::insert(), DGtal::JORDAN_DT, LibBoard::Board::saveSVG(), LibBoard::Board::setUnit(), DGtal::trace, and LibBoard::Board::UCentimeter.

Referenced by main().