DGtal  1.1.0
testLocalEstimatorFromFunctorAdapter.cpp
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1 
30 #include <iostream>
32 #include "DGtal/base/Common.h"
33 #include "ConfigTest.h"
34 #include "DGtal/helpers/StdDefs.h"
35 #include "DGtal/base/BasicFunctors.h"
36 #include "DGtal/graph/GraphVisitorRange.h"
37 #include "DGtal/io/boards/Board2D.h"
38 #include "DGtal/io/Color.h"
39 #include "DGtal/io/colormaps/GradientColorMap.h"
40 #include "DGtal/shapes/Shapes.h"
41 #include "DGtal/kernel/CanonicEmbedder.h"
42 #include "DGtal/topology/CanonicSCellEmbedder.h"
43 #include "DGtal/graph/DistanceBreadthFirstVisitor.h"
44 #include "DGtal/geometry/volumes/distance/LpMetric.h"
45 #include "DGtal/geometry/surfaces/estimation/LocalEstimatorFromSurfelFunctorAdapter.h"
46 #include "DGtal/geometry/surfaces/estimation/estimationFunctors/BasicEstimatorFromSurfelsFunctors.h"
47 #include "DGtal/geometry/surfaces/estimation/estimationFunctors/CLocalEstimatorFromSurfelFunctor.h"
48 
49 #include "DGtal/topology/LightImplicitDigitalSurface.h"
50 #include "DGtal/topology/DigitalSurface.h"
51 
52 #include "DGtal/geometry/surfaces/estimation/estimationFunctors/ElementaryConvolutionNormalVectorEstimator.h"
53 
54 
55 #ifdef WITH_CGAL
56 #include "DGtal/geometry/surfaces/estimation/estimationFunctors/MongeJetFittingGaussianCurvatureEstimator.h"
57 #include "DGtal/geometry/surfaces/estimation/estimationFunctors/MongeJetFittingMeanCurvatureEstimator.h"
58 #include "DGtal/geometry/surfaces/estimation/estimationFunctors/MongeJetFittingNormalVectorEstimator.h"
59 #include "DGtal/geometry/surfaces/estimation/estimationFunctors/LinearLeastSquareFittingNormalVectorEstimator.h"
60 #endif
61 
63 
64 using namespace std;
65 using namespace DGtal;
66 
68 // Functions for testing class LocalEstimatorFromFunctorAdapter.
70 
71 
72 
73 template <typename TPoint3>
74 struct ImplicitDigitalEllipse3 {
75  typedef TPoint3 Point;
76  inline
77  ImplicitDigitalEllipse3( double a, double b, double c )
78  : myA( a ), myB( b ), myC( c )
79  {}
80  inline
81  bool operator()( const TPoint3 & p ) const
82  {
83  double x = ( (double) p[ 0 ] / myA );
84  double y = ( (double) p[ 1 ] / myB );
85  double z = ( (double) p[ 2 ] / myC );
86  return ( x*x + y*y + z*z ) <= 1.0;
87  }
88  double myA, myB, myC;
89 };
90 
91 
97 {
98  unsigned int nbok = 0;
99  unsigned int nb = 0;
100  trace.beginBlock ( "Testing init ..." );
101 
102  using namespace Z3i;
103  typedef ImplicitDigitalEllipse3<Point> ImplicitDigitalEllipse;
105  typedef DigitalSurface< SurfaceContainer > Surface;
106  typedef SurfaceContainer::SurfelConstIterator ConstIterator;
107  typedef SurfaceContainer::Surfel Surfel;
108 
109 
110  trace.beginBlock("Creating Surface");
111  Point p1( -10, -10, -10 );
112  Point p2( 10, 10, 10 );
113  KSpace K;
114  nbok += K.init( p1, p2, true ) ? 1 : 0;
115  nb++;
116  trace.info() << "(" << nbok << "/" << nb << ") "
117  << "K.init() is ok" << std::endl;
118  ImplicitDigitalEllipse ellipse( 6.0, 4.5, 3.4 );
119  Surfel bel = Surfaces<KSpace>::findABel( K, ellipse, 10000 );
120  SurfaceContainer* surfaceContainer = new SurfaceContainer
121  ( K, ellipse, SurfelAdjacency<KSpace::dimension>( true ), bel );
122  Surface surface( surfaceContainer ); // acquired
123  unsigned int nbsurfels = 0;
124  for ( ConstIterator it = surface.begin(), it_end = surface.end();
125  it != it_end; ++it )
126  {
127  ++nbsurfels;
128  }
129  trace.info() << nbsurfels << " surfels found." << std::endl;
130  trace.endBlock();
131 
132  trace.beginBlock("Creating adapter");
134  typedef DGtal::functors::ConstValue< double > ConvFunctor;
136  Functor, ConvFunctor> Reporter;
137 
139  Functor, DGtal::functors::GaussianKernel> ReporterGaussian;
140 
141  LpMetric<Z3i::Space> l2(2.0);
142  CanonicSCellEmbedder<KSpace> embedder(surface.container().space());
143  Functor estimator(embedder, 1);
144 
145  ConvFunctor convFunc(1.0);
146  Reporter reporter;
147  reporter.attach(surface);
148  reporter.setParams(l2,estimator,convFunc, 5);
149 
150  //We just test the init for Gaussian
151  DGtal::functors::GaussianKernel gaussKernelFunc(1.0);
152  ReporterGaussian reporterGaussian;
153  reporterGaussian.attach(surface);
154  reporterGaussian.setParams(l2,estimator,gaussKernelFunc, 5.0);
155  reporterGaussian.init(1, surface.begin(), surface.end());
156 
157  reporter.init(1.0, surface.begin(), surface.end());
158  Functor::Quantity val = reporter.eval( surface.begin() );
159  trace.info() << "Value with radius 5= "<<val << std::endl;
160  nbok += ((fabs((double)val - 124.0)) < 40) ? 1 : 0;
161  nb++;
162 
163  reporter.setParams(l2,estimator,convFunc, 20.0);
164  reporter.init(1, surface.begin(), surface.end());
165  Functor::Quantity val2 = reporter.eval( surface.begin() );
166  trace.info() << "Value with radius 20= "<<val2 << std::endl;
167 
168  nbok += ((fabs((double)val2 - 398.0)) < 120) ? 1 : 0;
169  nb++;
170 
171  trace.endBlock();
172  trace.endBlock();
173 
174  trace.info() << "(" << nbok << "/" << nb << ") "
175  << "true == true" << std::endl;
176 
177  return nbok == nb;
178 }
179 
180 
182 {
183  typedef Z3i::KSpace::Surfel Surfel;
184  typedef CanonicSCellEmbedder<Z3i::KSpace> Embedder;
185  trace.beginBlock("Checking concepts");
188 
189 #ifdef WITH_CGAL
194 #endif
195 
196  trace.endBlock();
197  return true;
198 }
199 
201 // Standard services - public :
202 
203 int main( int argc, char** argv )
204 {
205  trace.beginBlock ( "Testing class LocalEstimatorFromFunctorAdapter" );
206  trace.info() << "Args:";
207  for ( int i = 0; i < argc; ++i )
208  trace.info() << " " << argv[ i ];
209  trace.info() << endl;
210 
211  bool res = testConcepts() && testLocalEstimatorFromFunctorAdapter(); // && ... other tests
212  trace.emphase() << ( res ? "Passed." : "Error." ) << endl;
213  trace.endBlock();
214  return res ? 0 : 1;
215 }
216 // //
DGtal::functors::ElementaryConvolutionNormalVectorEstimator
Aim: Estimates normal vector by convolution of elementary normal vector to adjacent surfel.
Definition: ElementaryConvolutionNormalVectorEstimator.h:76
DGtal::Surfaces
Aim: A utility class for constructing surfaces (i.e. set of (n-1)-cells).
Definition: Surfaces.h:79
ConstIterator
MyDigitalSurface::ConstIterator ConstIterator
Definition: greedy-plane-segmentation-ex2.cpp:93
DGtal::Trace::endBlock
double endBlock()
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::functors::MongeJetFittingNormalVectorEstimator
Aim: Estimates normal vector using CGAL Jet Fitting and Monge Form.
Definition: MongeJetFittingNormalVectorEstimator.h:82
DGtal::functors::LinearLeastSquareFittingNormalVectorEstimator
Aim: Estimates normal vector using CGAL linear least squares plane fitting.
Definition: LinearLeastSquareFittingNormalVectorEstimator.h:80
DGtal::SurfelAdjacency< KSpace::dimension >
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::functors::MongeJetFittingGaussianCurvatureEstimator
Aim: Estimates Gaussian curvature using CGAL Jet Fitting and Monge Form.
Definition: MongeJetFittingGaussianCurvatureEstimator.h:78
DGtal::Trace::emphase
std::ostream & emphase()
DGtal::trace
Trace trace
Definition: Common.h:150
K
KSpace K
Definition: testCubicalComplex.cpp:62
DGtal::functors::GaussianKernel
Aim: defines a functor on double numbers which corresponds to a Gaussian convolution kernel....
Definition: BasicFunctors.h:947
DGtal::Trace::beginBlock
void beginBlock(const std::string &keyword="")
Functor
InHalfPlaneBySimple3x3Matrix< Point, double > Functor
Definition: testConvexHull2DReverse.cpp:51
DGtal::functors::MongeJetFittingMeanCurvatureEstimator
Aim: Estimates Mean curvature using CGAL Jet Fitting and Monge Form.
Definition: MongeJetFittingMeanCurvatureEstimator.h:91
DGtal::SignedKhalimskyCell
Represents a signed cell in a cellular grid space by its Khalimsky coordinates and a boolean value.
Definition: KhalimskySpaceND.h:209
main
int main(int argc, char **argv)
Definition: testLocalEstimatorFromFunctorAdapter.cpp:203
DGtal::Trace::info
std::ostream & info()
DGtal::LightImplicitDigitalSurface
Aim: A model of CDigitalSurfaceContainer which defines the digital surface as the boundary of an impl...
Definition: LightImplicitDigitalSurface.h:116
DGtal
DGtal is the top-level namespace which contains all DGtal functions and types.
Definition: ClosedIntegerHalfPlane.h:49
testLocalEstimatorFromFunctorAdapter
bool testLocalEstimatorFromFunctorAdapter()
Definition: testLocalEstimatorFromFunctorAdapter.cpp:96
testConcepts
bool testConcepts()
Definition: testLocalEstimatorFromFunctorAdapter.cpp:181
DGtal::functors::DummyEstimatorFromSurfels
Definition: BasicEstimatorFromSurfelsFunctors.h:55
DGtal::functors::ConstValue
Aim: Define a simple functor that returns a constant value (0 by default).
Definition: BasicFunctors.h:311
DGtal::LpMetric
Aim: implements l_p metrics.
Definition: LpMetric.h:75
DGtal::concepts::CLocalEstimatorFromSurfelFunctor
Aim: this concept describes functors on digtal surface surfel which can be used to define local estim...
Definition: CLocalEstimatorFromSurfelFunctor.h:106
DGtal::LocalEstimatorFromSurfelFunctorAdapter
Aim: this class adapts any local functor on digital surface element to define a local estimator....
Definition: LocalEstimatorFromSurfelFunctorAdapter.h:104
DGtal::CanonicSCellEmbedder< KSpace >
Point
MyPointD Point
Definition: testClone2.cpp:383
DGtal::KhalimskySpaceND
Aim: This class is a model of CCellularGridSpaceND. It represents the cubical grid as a cell complex,...
Definition: KhalimskySpaceND.h:394