DGtal 1.3.0
No Matches
exampleParametricShapes.cpp File Reference
#include <iostream>
#include <DGtal/base/Common.h>
#include <DGtal/shapes/Shapes.h>
#include <DGtal/shapes/GaussDigitizer.h>
#include <DGtal/shapes/parametric/Astroid2D.h>
#include <DGtal/io/boards/Board2D.h>

Go to the source code of this file.


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/.

Adrien Krähenbühl (krahe.nosp@m.nbuh.nosp@m.l@uni.nosp@m.stra.nosp@m..fr ) Laboratoire des sciences de l'ingénieur, de l'informatique et de l'imagerie - ICube (UMR 7357), France

An example file named exampleParametricShapes.

This file is part of the DGtal library.

Definition in file exampleParametricShapes.cpp.

Function Documentation

◆ main()

int main ( int  argc,
char **  argv 

Definition at line 47 of file exampleParametricShapes.cpp.

49 trace.beginBlock ( "Example Parametric Shapes" );
51 typedef Z2i::Space Space;
53 /* This example consider the Lemniscate shape.
54 *
55 * To test other shapes, replace Astroid2D by the desirated shape
56 * and adapt parameters of the shape constructor.
57 */
58 typedef Astroid2D<Space> MyShape;
59 MyShape shape( 0, 0, 10, 5 );
61 // Grid step parameter for the Gauzz digitization
62 double h = 1;
64 // Gauss digitization
65 typedef GaussDigitizer< Z2i::Space, MyShape > MyGaussDigitizer;
66 MyGaussDigitizer dig;
67 dig.attach( shape );
68 dig.init( shape.getLowerBound(), shape.getUpperBound(), h );
70 // Create the digital point set from the digitizer
71 Z2i::DigitalSet aSet( dig.getDomain() );
74 // Draw the digitized shape in a file named "shape.svg"
75 Board2D board;
76 board << aSet;
77 board << CustomStyle( aSet.className(), new CustomFillColor(Color::Black));
78 board.saveSVG( "shape.svg" );
81 return 0;
Aim: Model of the concept StarShaped represents an astroid.
Definition: Astroid2D.h:62
Aim: This class specializes a 'Board' class so as to display DGtal objects more naturally (with <<)....
Definition: Board2D.h:71
static const Color Black
Definition: Color.h:413
Aim: A wrapper class around a STL associative container for storing sets of digital points within som...
Aim: A class for computing the Gauss digitization of some Euclidean shape, i.e. its intersection with...
void attach(ConstAlias< EuclideanShape > shape)
static void digitalShaper(TDigitalSet &aSet, const TShapeFunctor &aFunctor)
void beginBlock(const std::string &keyword="")
double endBlock()
void saveSVG(const char *filename, PageSize size=Board::BoundingBox, double margin=10.0) const
Definition: Board.cpp:1012
Trace trace
Definition: Common.h:154
Custom style class redefining the fill color. You may use Board2D::Color::None for transparent color.
Definition: Board2D.h:343

References DGtal::GaussDigitizer< TSpace, TEuclideanShape >::attach(), DGtal::Trace::beginBlock(), DGtal::Color::Black, DGtal::DigitalSetByAssociativeContainer< TDomain, TContainer >::className(), DGtal::Shapes< TDomain >::digitalShaper(), DGtal::Trace::endBlock(), LibBoard::Board::saveSVG(), and DGtal::trace.