exampleParamCurve3dDigitizationTransformationDecorator.cpp File Reference

#include <iostream>
#include "DGtal/base/Common.h"
#include "DGtal/helpers/StdDefs.h"
#include "ConfigExamples.h"
#include "DGtal/io/viewers/Viewer3D.h"
#include "DGtal/geometry/curves/parametric/EllipticHelix.h"
#include "DGtal/geometry/curves/parametric/NaiveParametricCurveDigitizer3D.h"
#include "DGtal/geometry/curves/parametric/DecoratorParametricCurveTransformation.h"
#include "DGtal/images/RigidTransformation3D.h"

Include dependency graph for exampleParamCurve3dDigitizationTransformationDecorator.cpp:

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Functions
template<typename T >
unsigned char	findMainAxis (const T &curve, const long double &t)
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

Kacper Pluta (kacper.pluta@esiee.fr ) Laboratoire d'Informatique Gaspard-Monge - LIGM, A3SI, France

Date

2018/08/03

An example file for DecoratorParametricCurveTransformation.h.

This file is part of the DGtal library.

Definition in file exampleParamCurve3dDigitizationTransformationDecorator.cpp.

Function Documentation

findMainAxis()

template<typename T >

unsigned char findMainAxis ( const T &  curve, const long double &  t  )

inline

Definition at line 57 of file exampleParamCurve3dDigitizationTransformationDecorator.cpp.

{
 RealPoint value;
 value[0] = std::abs ( curve.xp ( t )[0] );
 value[1] = std::abs ( curve.xp ( t )[1] );
 value[2] = std::abs ( curve.xp ( t )[2] );
 
 if ( value[0] >= value[1] && value[0] >= value[2] )
  return 0;
 else if ( value[1] >= value[0] && value[1] >= value[2] )
  return 1;
 else
  return 2;
}

Referenced by main().

main()

int main	(	int	argc,
		char **	argv
	)

[DigiRotHelixConstr]

[DigiRotHelixConstr]

[DigiRotHelixConstrCurve]

[DigiRotHelixConstrCurve]

[DigiRotHelixConstrRot]

[DigiRotHelixConstrRot]

[DigiRotHelixDigitize]

[DigiRotHelixDigitize]

Definition at line 73 of file exampleParamCurve3dDigitizationTransformationDecorator.cpp.

{
 QApplication application(argc,argv);
 typedef EllipticHelix < Space > MyHelix;
 typedef ForwardRigidTransformation3D < Space, RealPoint, RealPoint, Identity > ForwardTrans;
 typedef DecoratorParametricCurveTransformation < MyHelix, ForwardTrans > MyRotatedCurve;
 typedef NaiveParametricCurveDigitizer3D < MyRotatedCurve >  Digitizer;
 typedef typename NaiveParametricCurveDigitizer3D < MyRotatedCurve >::DigitalCurve MyDigitalCurve;
 typedef NaiveParametricCurveDigitizer3D < MyRotatedCurve >::MetaData MyMetaData;
 trace.info() << "exampleParamCurve3dDigitizationTransformationDecorator" << endl;
 
 Viewer3D<> viewer;
 
 MyMetaData metaData;
 
 MyDigitalCurve digitalCurve;
 MyHelix helix( 30, 20, 1 );
 
 double angle = M_PI/3.;
 RealVector axis ( 1., 0., 1. );
 ForwardTrans trans ( RealPoint ( 0, 0, 0 ), axis, angle, RealVector ( 0, 0, 0 ) );
 MyRotatedCurve rotCurve ( helix, trans );
 
 Digitizer digitize;
 digitize.attach ( &rotCurve );
 digitize.init ( 0, MyHelix::getPeriod() * 10., 0.0001 );
 digitize.digitize( back_insert_iterator < MyDigitalCurve> ( digitalCurve ), back_insert_iterator < MyMetaData > ( metaData ) );
 
 trace.info() << "Number of points: " << digitalCurve.size () << " number of metadata: " << metaData.size () << endl;
 
 viewer.show();
 for ( unsigned int i = 0; i < digitalCurve.size ( ); i++ )
 {
  if ( findMainAxis ( rotCurve, metaData.at ( i ).first ) == 0 )
   viewer.setFillColor ( Color ( 255, 0, 0, 128 ) );
  if ( findMainAxis ( rotCurve, metaData.at ( i ).first ) == 1 )
   viewer.setFillColor ( Color ( 0, 255, 0, 128 ) );
  if ( findMainAxis ( rotCurve, metaData.at ( i ).first ) == 2 )
   viewer.setFillColor ( Color ( 0, 0, 255, 128 ) );
  viewer << SetMode3D ( digitalCurve.at ( i ).className ( ), "PavingWired" ) << digitalCurve.at ( i );
 }
 viewer << Viewer3D<>::updateDisplay;
 
 return application.exec();
}

References digitize(), findMainAxis(), DGtal::Trace::info(), DGtal::Display3D< Space, KSpace >::setFillColor(), DGtal::Viewer3D< TSpace, TKSpace >::show(), and DGtal::trace.