DGtal 1.4.2
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testTensorVoting.cpp File Reference
DGtal Test Files
#include <iostream>
#include "DGtal/base/Common.h"
#include "DGtal/helpers/StdDefs.h"
#include "DGtal/base/BasicFunctors.h"
#include "DGtal/graph/GraphVisitorRange.h"
#include "DGtal/io/boards/Board2D.h"
#include "DGtal/io/Color.h"
#include "DGtal/io/colormaps/GradientColorMap.h"
#include "DGtal/shapes/Shapes.h"
#include "DGtal/topology/CanonicSCellEmbedder.h"
#include "DGtal/graph/DistanceBreadthFirstVisitor.h"
#include "DGtal/geometry/volumes/distance/LpMetric.h"
#include "DGtal/geometry/surfaces/estimation/LocalEstimatorFromSurfelFunctorAdapter.h"
#include "DGtal/geometry/surfaces/estimation/estimationFunctors/BasicEstimatorFromSurfelsFunctors.h"
#include "DGtal/topology/LightImplicitDigitalSurface.h"
#include "DGtal/geometry/surfaces/estimation/estimationFunctors/TensorVotingFeatureExtraction.h"
#include "DGtal/shapes/implicit/ImplicitHyperCube.h"
#include "DGtal/shapes/implicit/ImplicitBall.h"
#include "DGtal/shapes/GaussDigitizer.h"
Include dependency graph for testTensorVoting.cpp:

Go to the source code of this file.

Functions

template<typename Shape >
bool testLocalEstimatorFromFunctorAdapter ()
 
bool testCube ()
 
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 Systemes d'information - LIRIS (CNRS, UMR 5205), CNRS, France
Date
2013/05/28

Functions for testing class LocalEstimatorFromFunctorAdapter.

This file is part of the DGtal library.

Definition in file testTensorVoting.cpp.

Function Documentation

◆ main()

int main ( int argc,
char ** argv )

Definition at line 212 of file testTensorVoting.cpp.

213{
214 trace.beginBlock ( "Testing class TensorVotingFeatureExtraction" );
215 trace.info() << "Args:";
216 for ( int i = 0; i < argc; ++i )
217 trace.info() << " " << argv[ i ];
218 trace.info() << endl;
219
220 bool res = testLocalEstimatorFromFunctorAdapter<ImplicitHyperCube<Z3i::Space> >()
221 && testLocalEstimatorFromFunctorAdapter<ImplicitBall<Z3i::Space> >()
222 && testCube();// && ... other tests
223 trace.emphase() << ( res ? "Passed." : "Error." ) << endl;
224 trace.endBlock();
225 return res ? 0 : 1;
226}
DGtal::ImplicitBall
Aim: model of CEuclideanOrientedShape and CEuclideanBoundedShape concepts to create a ball in nD....
Definition ImplicitBall.h:65
DGtal::Trace::beginBlock
void beginBlock(const std::string &keyword="")
DGtal::Trace::emphase
std::ostream & emphase()
DGtal::Trace::info
std::ostream & info()
DGtal::Trace::endBlock
double endBlock()
DGtal::trace
Trace trace
Definition Common.h:153
testCube
bool testCube()
Definition testTensorVoting.cpp:137
testLocalEstimatorFromFunctorAdapter
bool testLocalEstimatorFromFunctorAdapter()
Definition testTensorVoting.cpp:65

References DGtal::Trace::beginBlock(), DGtal::Trace::emphase(), DGtal::Trace::endBlock(), DGtal::Trace::info(), testCube(), testLocalEstimatorFromFunctorAdapter(), and DGtal::trace.

◆ testCube()

bool testCube ( )

Definition at line 137 of file testTensorVoting.cpp.

138{
139 unsigned int nbok = 0;
140 unsigned int nb = 0;
141 trace.beginBlock ( "Testing cube ..." );
142
143 using namespace Z3i;
144 typedef ImplicitHyperCube<Space> Shape;
145 typedef GaussDigitizer<Space,Shape> Gauss;
146
147 typedef LightImplicitDigitalSurface<KSpace,Gauss> SurfaceContainer;
148 typedef DigitalSurface<SurfaceContainer> Surface;
149 typedef Surface::Surfel Surfel;
150
151
152 trace.beginBlock("Creating Surface");
153 Point p1( -10, -10, -10 );
154 Point p2( 10, 10, 10 );
155 KSpace K;
156 nbok += K.init( p1, p2, true ) ? 1 : 0;
157 nb++;
158 trace.info() << "(" << nbok << "/" << nb << ") "
159 << "K.init() is ok" << std::endl;
160
161 //Shape
162 Shape shape(RealPoint::diagonal(0.0), 6.0 );
163 Gauss gauss;
164 gauss.attach(shape);
165 gauss.init(p1,p2,1.0);
166
167 //Surface
168 Surfel bel = Surfaces<KSpace>::findABel( K, gauss, 10000 );
169 SurfaceContainer* surfaceContainer = new SurfaceContainer
170 ( K, gauss, SurfelAdjacency<KSpace::dimension>( true ), bel );
171 Surface surface( surfaceContainer ); // acquired
172 trace.endBlock();
173
174 trace.beginBlock("Creating adapters");
175 typedef functors::TensorVotingFeatureExtraction<Surfel, CanonicSCellEmbedder<KSpace> > FunctorVoting;
176
177 typedef functors::GaussianKernel ConvFunctor;
178 typedef LocalEstimatorFromSurfelFunctorAdapter<SurfaceContainer, LpMetric<Z3i::Space>, FunctorVoting, ConvFunctor> Reporter;
179
180 CanonicSCellEmbedder<KSpace> embedder(surface.container().space());
181 FunctorVoting estimator(embedder,1);
182
183 LpMetric<Z3i::Space> l2(2.0);
184
185 ConvFunctor convFunc(1.0);
186 Reporter reporter(surface, l2, estimator , convFunc);
187 reporter.attach(surface);
188 reporter.setParams(l2, estimator , convFunc, 2.0);
189 reporter.init(1, surface.begin(),surface.end());
190 trace.endBlock();
191
192 trace.beginBlock("Probing ...");
193 Z3i::KSpace::Point p(11,-12,1);
194 for(Surface::ConstIterator it = surface.begin(), itend = surface.end(); it!= itend; ++it)
195 {
196 if (K.sKCoords(*it) == p)
197 {
198 Reporter::Quantity val = reporter.eval( it );
199 trace.info() << "probing at "<< *it<<std::endl;
200 trace.info() << "Voting = "<<val <<std::endl;
201 }
202 }
203 trace.endBlock();
204 trace.endBlock();
205
206 return nbok == nb;
207}
DGtal::DigitalSurface
Aim: Represents a set of n-1-cells in a nD space, together with adjacency relation between these cell...
Definition DigitalSurface.h:140
DGtal::DigitalSurface::Surfel
DigitalSurfaceContainer::Surfel Surfel
Definition DigitalSurface.h:162
DGtal::DigitalSurface::ConstIterator
DigitalSurfaceContainer::SurfelConstIterator ConstIterator
Definition DigitalSurface.h:163
DGtal::GaussDigitizer
Aim: A class for computing the Gauss digitization of some Euclidean shape, i.e. its intersection with...
Definition GaussDigitizer.h:80
DGtal::ImplicitHyperCube
Aim: model of CEuclideanOrientedShape and CEuclideanBoundedShape concepts to create an hypercube in n...
Definition ImplicitHyperCube.h:60
DGtal::KhalimskySpaceND
Aim: This class is a model of CCellularGridSpaceND. It represents the cubical grid as a cell complex,...
Definition KhalimskySpaceND.h:394
DGtal::KhalimskySpaceND::init
bool init(const Point &lower, const Point &upper, bool isClosed)
Specifies the upper and lower bounds for the maximal cells in this space.
DGtal::KhalimskySpaceND::sKCoords
const Point & sKCoords(const SCell &c) const
Return its Khalimsky coordinates.
DGtal::LightImplicitDigitalSurface
Aim: A model of CDigitalSurfaceContainer which defines the digital surface as the boundary of an impl...
Definition LightImplicitDigitalSurface.h:116
DGtal::LocalEstimatorFromSurfelFunctorAdapter
Aim: this class adapts any local functor on digital surface element to define a local estimator....
Definition LocalEstimatorFromSurfelFunctorAdapter.h:104
DGtal::LpMetric
Aim: implements l_p metrics.
Definition LpMetric.h:75
DGtal::PointVector< 3, double >::diagonal
static Self diagonal(Component val=1)
DGtal::Surfaces::findABel
static SCell findABel(const KSpace &K, const PointPredicate &pp, unsigned int nbtries=1000)
DGtal::SurfelAdjacency
Aim: Represent adjacencies between surfel elements, telling if it follows an interior to exterior ord...
Definition SurfelAdjacency.h:66
DGtal::functors::TensorVotingFeatureExtraction
Aim: Implements a functor to detect feature points from normal tensor voting strategy.
Definition TensorVotingFeatureExtraction.h:82
surface
CountedPtr< SH3::DigitalSurface > surface
Definition dgtalCalculus-geodesic.cpp:66
Surface
SH3::DigitalSurface Surface
Definition exampleMaximalSegmentSliceEstimation.cpp:45
DGtal::CanonicSCellEmbedder
Aim: A trivial embedder for signed cell, which corresponds to the canonic injection of cell centroids...
Definition CanonicSCellEmbedder.h:66
DGtal::SignedKhalimskyCell
Represents a signed cell in a cellular grid space by its Khalimsky coordinates and a boolean value.
Definition KhalimskySpaceND.h:209
DGtal::functors::GaussianKernel
Aim: defines a functor on double numbers which corresponds to a Gaussian convolution kernel....
Definition BasicFunctors.h:947
Shape
Astroid2D< Space > Shape
Definition testAstroid2D.cpp:45
Point
MyPointD Point
Definition testClone2.cpp:383
K
KSpace K
Definition testCubicalComplex.cpp:62

References DGtal::Trace::beginBlock(), DGtal::PointVector< 3, double >::diagonal(), DGtal::Trace::endBlock(), DGtal::Surfaces< TKSpace >::findABel(), DGtal::Trace::info(), DGtal::KhalimskySpaceND< dim, TInteger >::init(), K, DGtal::KhalimskySpaceND< dim, TInteger >::sKCoords(), surface, and DGtal::trace.

Referenced by main().

◆ testLocalEstimatorFromFunctorAdapter()

template<typename Shape >
bool testLocalEstimatorFromFunctorAdapter ( )

Example of a test. To be completed.

Definition at line 65 of file testTensorVoting.cpp.

66{
67 unsigned int nbok = 0;
68 unsigned int nb = 0;
69 trace.beginBlock ( "Testing init ..." );
70
71 using namespace Z3i;
72
73 typedef GaussDigitizer<Space,Shape> Gauss;
74
75 typedef LightImplicitDigitalSurface<KSpace,Gauss> SurfaceContainer;
76 typedef DigitalSurface<SurfaceContainer> Surface;
77 typedef typename Surface::Surfel Surfel;
78
79
80 trace.beginBlock("Creating Surface");
81 Point p1( -10, -10, -10 );
82 Point p2( 10, 10, 10 );
83 KSpace K;
84 nbok += K.init( p1, p2, true ) ? 1 : 0;
85 nb++;
86 trace.info() << "(" << nbok << "/" << nb << ") "
87 << "K.init() is ok" << std::endl;
88
89 //Shape
90 Shape shape(RealPoint::diagonal(0.0), 6.0 );
91 Gauss gauss;
92 gauss.attach(shape);
93 gauss.init(p1,p2,1.0);
94
95 //Surface
96 Surfel bel = Surfaces<KSpace>::findABel( K, gauss, 10000 );
97 SurfaceContainer* surfaceContainer = new SurfaceContainer
98 ( K, gauss, SurfelAdjacency<KSpace::dimension>( true ), bel );
99 Surface surface( surfaceContainer ); // acquired
100 trace.endBlock();
101
102 trace.beginBlock("Creating adapters");
103 typedef functors::TensorVotingFeatureExtraction<Surfel, CanonicSCellEmbedder<KSpace> > FunctorVoting;
104
105 typedef functors::GaussianKernel ConvFunctor;
106 typedef LocalEstimatorFromSurfelFunctorAdapter<SurfaceContainer, LpMetric<Z3i::Space>, FunctorVoting, ConvFunctor> Reporter;
107
108 CanonicSCellEmbedder<KSpace> embedder(surface.container().space());
109 FunctorVoting estimator(embedder,1);
110
111 ConvFunctor convFunc(1.0);
112 Reporter reporter;
113 reporter.attach(surface);
114 LpMetric<Z3i::Space> l2double(2.0);
115 reporter.setParams(l2double, estimator , convFunc, 2.0);
116
117 reporter.init(1, surface.begin(), surface.end());
118
119 typename FunctorVoting::Quantity val = reporter.eval( surface.begin());
120 trace.info() << "probing at "<< *(surface.begin())<<std::endl;
121
122 trace.info() << "Voting = "<<val <<std::endl;
123
124 trace.endBlock();
125 trace.endBlock();
126
127 nbok += true ? 1 : 0;
128 nb++;
129 trace.info() << "(" << nbok << "/" << nb << ") "
130 << "true == true" << std::endl;
131
132 return nbok == nb;
133}

References DGtal::Trace::beginBlock(), DGtal::PointVector< 3, double >::diagonal(), DGtal::Trace::endBlock(), DGtal::Surfaces< TKSpace >::findABel(), DGtal::Trace::info(), DGtal::KhalimskySpaceND< dim, TInteger >::init(), K, surface, and DGtal::trace.

Referenced by main().