DGtal  1.0.0
Functions
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.

58 {
59  RealPoint value;
60  value[0] = std::abs ( curve.xp ( t )[0] );
61  value[1] = std::abs ( curve.xp ( t )[1] );
62  value[2] = std::abs ( curve.xp ( t )[2] );
63 
64  if ( value[0] >= value[1] && value[0] >= value[2] )
65  return 0;
66  else if ( value[1] >= value[0] && value[1] >= value[2] )
67  return 1;
68  else
69  return 2;
70 }
Aim: Implements basic operations that will be used in Point and Vector classes.
Definition: PointVector.h:165

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.

74 {
75  QApplication application(argc,argv);
77  typedef EllipticHelix < Space > MyHelix;
78  typedef ForwardRigidTransformation3D < Space, RealPoint, RealPoint, Identity > ForwardTrans;
84  trace.info() << "exampleParamCurve3dDigitizationTransformationDecorator" << endl;
85 
86  Viewer3D<> viewer;
87 
88  MyMetaData metaData;
89 
91  MyDigitalCurve digitalCurve;
92  MyHelix helix( 30, 20, 1 );
94 
96  double angle = M_PI/3.;
97  RealVector axis ( 1., 0., 1. );
98  ForwardTrans trans ( RealPoint ( 0, 0, 0 ), axis, angle, RealVector ( 0, 0, 0 ) );
99  MyRotatedCurve rotCurve ( helix, trans );
101 
103  Digitizer digitize;
104  digitize.attach ( &rotCurve );
105  digitize.init ( 0, MyHelix::getPeriod() * 10., 0.0001 );
106  digitize.digitize( back_insert_iterator < MyDigitalCurve> ( digitalCurve ), back_insert_iterator < MyMetaData > ( metaData ) );
108 
109  trace.info() << "Number of points: " << digitalCurve.size () << " number of metadata: " << metaData.size () << endl;
110 
111  viewer.show();
112  for ( unsigned int i = 0; i < digitalCurve.size ( ); i++ )
113  {
114  if ( findMainAxis ( rotCurve, metaData.at ( i ).first ) == 0 )
115  viewer.setFillColor ( Color ( 255, 0, 0, 128 ) );
116  if ( findMainAxis ( rotCurve, metaData.at ( i ).first ) == 1 )
117  viewer.setFillColor ( Color ( 0, 255, 0, 128 ) );
118  if ( findMainAxis ( rotCurve, metaData.at ( i ).first ) == 2 )
119  viewer.setFillColor ( Color ( 0, 0, 255, 128 ) );
120  viewer << SetMode3D ( digitalCurve.at ( i ).className ( ), "PavingWired" ) << digitalCurve.at ( i );
121  }
122  viewer << Viewer3D<>::updateDisplay;
123 
124  return application.exec();
125 }
virtual void setFillColor(DGtal::Color aColor)
std::vector< std::pair< long double, unsigned int > > MetaData
Trace trace
Definition: Common.h:144
Aim: Implement a parametric curve – elliptic helix.
Definition: EllipticHelix.h:59
Aim: Digitization of 3D parametric curves. This method produces, for good parameters step and k_next,...
Aim: Implements basic operations that will be used in Point and Vector classes.
Definition: PointVector.h:165
std::vector< Point > DigitalCurve
Digital curve type.
std::ostream & info()
void digitize(Shape &shape, std::vector< SCell > &sCells0, std::vector< SCell > &sCells1, KSpace &kspace, const double h)
unsigned char findMainAxis(const T &curve, const long double &t)
Structure representing an RGB triple with alpha component.
Definition: Color.h:66
virtual void show()
Overload QWidget method in order to add a call to updateList() method (to ensure that the lists are w...
Aim: Implements a decorator for applying transformations to parametric curves.
Modifier class in a Display3D stream. Useful to choose your own mode for a given class....

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