1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
|
/*=========================================================================
*
* Copyright NumFOCUS
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0.txt
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*=========================================================================*/
#include "itkDefaultDynamicMeshTraits.h"
#include "itkMeshSpatialObject.h"
#include "itkTetrahedronCell.h"
#include "itkMath.h"
#include "itkTestingMacros.h"
int
itkMeshSpatialObjectTest(int, char *[])
{
using MeshTrait = itk::DefaultDynamicMeshTraits<float, 3, 3>;
using MeshType = itk::Mesh<float, 3, MeshTrait>;
using CellTraits = MeshType::CellTraits;
using CellInterfaceType = itk::CellInterface<float, CellTraits>;
using TetraCellType = itk::TetrahedronCell<CellInterfaceType>;
using MeshSpatialObjectType = itk::MeshSpatialObject<MeshType>;
using PointType = MeshType::PointType;
using CellType = MeshType::CellType;
using CellAutoPointer = CellType::CellAutoPointer;
// Create an itkMesh
auto mesh = MeshType::New();
MeshType::CoordRepType testPointCoords[4][3] = { { 0, 0, 0 }, { 9, 0, 0 }, { 9, 9, 0 }, { 0, 0, 9 } };
MeshType::PointIdentifier tetraPoints[4] = { 0, 1, 2, 3 };
int i;
for (i = 0; i < 4; ++i)
{
mesh->SetPoint(i, PointType(testPointCoords[i]));
}
mesh->SetCellsAllocationMethod(itk::MeshEnums::MeshClassCellsAllocationMethod::CellsAllocatedDynamicallyCellByCell);
CellAutoPointer testCell1;
testCell1.TakeOwnership(new TetraCellType);
testCell1->SetPointIds(tetraPoints);
mesh->SetCell(0, testCell1);
// Create the mesh Spatial Object
auto meshSO = MeshSpatialObjectType::New();
ITK_EXERCISE_BASIC_OBJECT_METHODS(meshSO, MeshSpatialObject, SpatialObject);
double isInsidePrecisionInObjectSpace = 1;
meshSO->SetIsInsidePrecisionInObjectSpace(isInsidePrecisionInObjectSpace);
ITK_TEST_SET_GET_VALUE(isInsidePrecisionInObjectSpace, meshSO->GetIsInsidePrecisionInObjectSpace());
meshSO->SetMesh(mesh);
ITK_TEST_SET_GET_VALUE(mesh, meshSO->GetMesh());
meshSO->Update();
std::cout << "Testing Bounding Box: ";
if ((itk::Math::NotExactlyEquals(meshSO->GetMyBoundingBoxInWorldSpace()->GetBounds()[0], 0)) ||
(itk::Math::NotExactlyEquals(meshSO->GetMyBoundingBoxInWorldSpace()->GetBounds()[1], 9)) ||
(itk::Math::NotExactlyEquals(meshSO->GetMyBoundingBoxInWorldSpace()->GetBounds()[2], 0)) ||
(itk::Math::NotExactlyEquals(meshSO->GetMyBoundingBoxInWorldSpace()->GetBounds()[3], 9)) ||
(itk::Math::NotExactlyEquals(meshSO->GetMyBoundingBoxInWorldSpace()->GetBounds()[4], 0)) ||
(itk::Math::NotExactlyEquals(meshSO->GetMyBoundingBoxInWorldSpace()->GetBounds()[5], 9)))
{
std::cout << "[FAILED]" << std::endl;
return EXIT_FAILURE;
}
std::cout << "[PASSED]" << std::endl;
// Testing is inside
std::cout << "Testing IsInside: ";
MeshSpatialObjectType::PointType inside;
inside[0] = 1;
inside[1] = 1;
inside[2] = 1;
MeshSpatialObjectType::PointType outside;
outside[0] = 0;
outside[1] = 3;
outside[2] = 0;
if (!meshSO->IsInsideInWorldSpace(inside) || meshSO->IsInsideInWorldSpace(outside))
{
std::cout << "[FAILED]" << std::endl;
if (!meshSO->IsInsideInWorldSpace(inside))
{
std::cout << inside << " is not inside the mesh!" << std::endl;
}
if (meshSO->IsInsideInWorldSpace(outside))
{
std::cout << outside << " is inside the mesh!" << std::endl;
}
return EXIT_FAILURE;
}
std::cout << "[PASSED]" << std::endl;
// Testing is valueAt
std::cout << "Testing ValueAt: ";
double value;
meshSO->ValueAtInWorldSpace(inside, value);
if (!value)
{
std::cout << "[FAILED]" << std::endl;
return EXIT_FAILURE;
}
meshSO->ValueAtInWorldSpace(outside, value);
if (value)
{
std::cout << "[FAILED]" << std::endl;
return EXIT_FAILURE;
}
std::cout << "[PASSED]" << std::endl;
// Testing IsInside() for triangle mesh
std::cout << "Testing IsInside() Triangle: ";
using TriangleCellType = itk::TriangleCell<CellInterfaceType>;
// Create an itkMesh
auto meshTriangle = MeshType::New();
MeshType::CoordRepType testTrianglePointCoords[4][3] = {
{ 50, 50, 64 }, { 50, 100, 64 }, { 100, 50, 64 }, { 100, 100, 64 }
};
MeshType::PointIdentifier trianglePoint1[3] = { 0, 1, 2 };
for (i = 0; i < 4; ++i)
{
meshTriangle->SetPoint(i, PointType(testTrianglePointCoords[i]));
}
MeshType::PointIdentifier trianglePoint2[] = { 1, 2, 3 };
meshTriangle->SetCellsAllocationMethod(
itk::MeshEnums::MeshClassCellsAllocationMethod::CellsAllocatedDynamicallyCellByCell);
CellAutoPointer testCell3;
testCell3.TakeOwnership(new TriangleCellType);
testCell3->SetPointIds(trianglePoint1);
meshTriangle->SetCell(0, testCell3);
CellAutoPointer testCell4;
testCell4.TakeOwnership(new TriangleCellType);
testCell4->SetPointIds(trianglePoint2);
meshTriangle->SetCell(1, testCell4);
// Create the mesh Spatial Object
auto meshTriangleSO = MeshSpatialObjectType::New();
meshTriangleSO->SetMesh(meshTriangle);
meshTriangleSO->Update();
itk::Point<double, 3> pIn;
pIn[0] = 60;
pIn[1] = 60;
pIn[2] = 64;
itk::Point<double, 3> pOut;
pOut[0] = 60;
pOut[1] = 102;
pOut[2] = 64;
if (!meshTriangleSO->IsInsideInWorldSpace(pIn) || meshTriangleSO->IsInsideInWorldSpace(pOut))
{
std::cout << "[FAILED]" << std::endl;
return EXIT_FAILURE;
}
meshSO->Print(std::cout);
std::cout << "[PASSED]" << std::endl;
std::cout << "Test finished" << std::endl;
return EXIT_SUCCESS;
}
|
