DGtal  1.5.beta
testShortcuts.cpp File Reference
#include <iostream>
#include "DGtal/base/Common.h"
#include "DGtal/helpers/Shortcuts.h"
#include "DGtalCatch.h"
Include dependency graph for testShortcuts.cpp:

Go to the source code of this file.

Functions

 SCENARIO ("Shortcuts< K3 > pointel ordering", "[shortcuts][pointel]")
 

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
Jacques-Olivier Lachaud (jacqu.nosp@m.es-o.nosp@m.livie.nosp@m.r.la.nosp@m.chaud.nosp@m.@uni.nosp@m.v-sav.nosp@m.oie..nosp@m.fr ) Laboratory of Mathematics (CNRS, UMR 5127), University of Savoie, France
Date
2015/08/28

Functions for testing class Shortcuts.

This file is part of the DGtal library.

Definition in file testShortcuts.cpp.

Function Documentation

◆ SCENARIO()

SCENARIO ( "Shortcuts< K3 > pointel ordering"  ,
""  [shortcuts][pointel] 
)

Definition at line 45 of file testShortcuts.cpp.

46 {
48  typedef Shortcuts< KSpace > SH3;
49 
50  auto params = SH3::defaultParameters();
51  const double h = 0.25;
52  params( "polynomial", "goursat" )( "gridstep", h );
53  auto implicit_shape = SH3::makeImplicitShape3D ( params );
54  auto digitized_shape = SH3::makeDigitizedImplicitShape3D( implicit_shape, params );
55  auto binary_image = SH3::makeBinaryImage ( digitized_shape, params );
56  auto K = SH3::getKSpace( params );
57  auto embedder = SH3::getCellEmbedder( K );
58  auto surface = SH3::makeLightDigitalSurface( binary_image, K, params );
59 
60  GIVEN( "A digital surface, its associated polygonal surface, and its pointel range" ) {
61  SH3::Cell2Index c2i;
62  auto polySurf = SH3::makePrimalPolygonalSurface( c2i, surface );
63  auto pointels = SH3::getPointelRange( surface );
64  THEN( "The polygonal surface and the pointel range have the same number of pointels" ) {
65  REQUIRE( pointels.size() == polySurf->nbVertices() );
66  }
67  THEN( "The vertices of the polygonal surface are in the same order as the pointel range" ) {
68  unsigned int nb_ok = 0, nb_ko = 0;
69  for ( size_t i = 0; i < polySurf->nbVertices(); i++ )
70  {
71  auto p = pointels[ i ];
72  auto idx = c2i[ p ];
73  if ( i != idx )
74  {
75  DGtal::trace.error() << "Pointel " << p << " of primal polygonal surface has not the same index in the polygonal surface (" << idx << ") and in the pointel range (" << i << ")." << std::endl;
76  nb_ko += 1;
77  }
78  else nb_ok += 1;
79  }
80  (void)nb_ok;//not used
81  REQUIRE( nb_ko == 0 );
82  }
83  }
84 }
Aim: This class is a model of CCellularGridSpaceND. It represents the cubical grid as a cell complex,...
Aim: This class is used to simplify shape and surface creation. With it, you can create new shapes an...
Definition: Shortcuts.h:105
std::map< Cell, IdxVertex > Cell2Index
Definition: Shortcuts.h:189
std::ostream & error()
CountedPtr< SH3::DigitalSurface > surface
CountedPtr< SH3::BinaryImage > binary_image
Trace trace
Definition: Common.h:153
Shortcuts< KSpace > SH3
KSpace K
GIVEN("A cubical complex with random 3-cells")
REQUIRE(domain.isInside(aPoint))

References binary_image, DGtal::Trace::error(), GIVEN(), K, REQUIRE(), surface, and DGtal::trace.