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/*=========================================================================
*
* Copyright Insight Software Consortium
*
* 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
*
* http://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"
int itkMeshSpatialObjectTest(int, char * [] )
{
typedef itk::DefaultDynamicMeshTraits< float , 3, 3 > MeshTrait;
typedef itk::Mesh<float,3,MeshTrait> MeshType;
typedef MeshType::CellTraits CellTraits;
typedef itk::CellInterface< float, CellTraits > CellInterfaceType;
typedef itk::TetrahedronCell<CellInterfaceType> TetraCellType;
typedef itk::MeshSpatialObject<MeshType> MeshSpatialObjectType;
typedef MeshType::PointType PointType;
typedef MeshType::CellType CellType;
typedef CellType::CellAutoPointer CellAutoPointer;
// Create an itkMesh
MeshType::Pointer 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( MeshType::CellsAllocatedDynamicallyCellByCell );
CellAutoPointer testCell1;
testCell1.TakeOwnership( new TetraCellType );
testCell1->SetPointIds(tetraPoints);
mesh->SetCell(0, testCell1 );
// Create the mesh Spatial Object
MeshSpatialObjectType::Pointer meshSO = MeshSpatialObjectType::New();
meshSO->Print(std::cout);
meshSO->SetMesh(mesh);
std::cout << "Testing GetMesh(): ";
if(mesh != meshSO->GetMesh())
{
std::cout<<"[FAILED]"<<std::endl;
return EXIT_FAILURE;
}
std::cout<<"[PASSED]"<<std::endl;
std::cout << "Testing Bounding Box: ";
if( (itk::Math::NotExactlyEquals(meshSO->GetBoundingBox()->GetBounds()[0], 0))
|| (itk::Math::NotExactlyEquals(meshSO->GetBoundingBox()->GetBounds()[1], 9))
|| (itk::Math::NotExactlyEquals(meshSO->GetBoundingBox()->GetBounds()[2], 0))
|| (itk::Math::NotExactlyEquals(meshSO->GetBoundingBox()->GetBounds()[3], 9))
|| (itk::Math::NotExactlyEquals(meshSO->GetBoundingBox()->GetBounds()[4], 0))
|| (itk::Math::NotExactlyEquals(meshSO->GetBoundingBox()->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->IsInside(inside) || meshSO->IsInside(outside))
{
std::cout<<"[FAILED]"<<std::endl;
if(!meshSO->IsInside(inside))
{
std::cout << inside << " is not inside the mesh!" << std::endl;
}
if(meshSO->IsInside(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->ValueAt(inside,value);
if(!value)
{
std::cout<<"[FAILED]"<<std::endl;
return EXIT_FAILURE;
}
meshSO->ValueAt(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: ";
typedef itk::TriangleCell<CellInterfaceType> TriangleCellType;
// Create an itkMesh
MeshType::Pointer 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( MeshType::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
MeshSpatialObjectType::Pointer meshTriangleSO = MeshSpatialObjectType::New();
meshTriangleSO->SetMesh(meshTriangle);
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->IsInside(pIn) || meshTriangleSO->IsInside(pOut))
{
std::cout<<"[FAILED]"<<std::endl;
return EXIT_FAILURE;
}
meshSO->Print(std::cout);
std::cout<<"[PASSED]"<<std::endl;
std::cout<<"[TEST DONE]"<<std::endl;
return EXIT_SUCCESS;
}
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