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DGtal 1.4.2
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testGeodesicsInHeat.cpp File Reference
#include <iostream>
#include "DGtal/base/Common.h"
#include "ConfigTest.h"
#include "DGtalCatch.h"
#include "DGtal/helpers/StdDefs.h"
#include "DGtal/dec/PolygonalCalculus.h"
#include "DGtal/dec/GeodesicsInHeat.h"
#include "DGtal/shapes/SurfaceMesh.h"
#include "DGtal/shapes/MeshHelpers.h"
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Functions

 TEST_CASE ("Testing GeodesicsInHeat")
 

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
2021/09/21

Functions for testing class GeodesicsInHeat.

This file is part of the DGtal library.

Definition in file testGeodesicsInHeat.cpp.

Function Documentation

◆ TEST_CASE()

TEST_CASE ( "Testing GeodesicsInHeat" )

Definition at line 47 of file testGeodesicsInHeat.cpp.

48{
50 std::vector<RealPoint> positions = { RealPoint( 0, 0, 0 ) ,
51 RealPoint( 1, 0, 0 ) ,
52 RealPoint( 0, 1, 0 ) ,
53 RealPoint( 1, 1, 0 ) ,
54 RealPoint( 0, 0, 1 ) ,
55 RealPoint( 1, 0, 1 ) ,
56 RealPoint( 0, 1, 1 ) ,
57 RealPoint( 1, 1, 1 ) ,
58 RealPoint( 1, 0, 2 ) ,
59 RealPoint( 0, 0, 2 ) };
60 std::vector<Mesh::Vertices> faces = { { 1, 0, 2, 3 },
61 { 0, 1, 5, 4 } ,
62 { 1, 3, 7, 5 } ,
63 { 3, 2, 6, 7 } ,
64 { 2, 0, 4, 6 } ,
65 { 4, 5, 8, 9 } };
66
67 Mesh box(positions.cbegin(), positions.cend(),
68 faces.cbegin(), faces.cend());
69
71
72
73 SECTION("Construction and basic operators")
74 {
76 REQUIRE( heat.isValid() == false );
77
78 trace.beginBlock("init solvers");
79 heat.init(0.1);
81 REQUIRE( heat.isValid() );
82
83 heat.addSource(0);
85 REQUIRE( (size_t)d.size() == (size_t)positions.size() );
86 REQUIRE( d[5] == Approx(1.444608) );
87 heat.clearSource();
88 auto sources = heat.source();
89 REQUIRE(sources.sum() == 0);
90 }
91}
This class implements crane2013 on polygonal surfaces (using Discrete differential calculus on polygo...
Aim: This class is defined to represent a surface mesh through a set of vertices and faces....
Definition Mesh.h:92
Implements differential operators on polygonal surfaces from degoes2020discrete.
void beginBlock(const std::string &keyword="")
double endBlock()
GeodesicsInHeat< PolyCalculus > * heat
DigitalPlane::Point Vector
Trace trace
Definition Common.h:153
Aim: Represents an embedded mesh as faces and a list of vertices. Vertices may be shared among faces ...
Definition SurfaceMesh.h:92
SECTION("Testing constant forward iterators")
REQUIRE(domain.isInside(aPoint))
PointVector< 3, double > RealPoint

References DGtal::Trace::beginBlock(), DGtal::GeodesicsInHeat< TPolygonalCalculus >::compute(), DGtal::Trace::endBlock(), heat, REQUIRE(), SECTION(), and DGtal::trace.