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/*=========================================================================
*
* 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.
*
*=========================================================================*/
#ifndef itkMeshSpatialObject_h
#define itkMeshSpatialObject_h
#include "itkMesh.h"
#include "itkSpatialObject.h"
namespace itk
{
/**
* \class MeshSpatialObject
* \brief Implementation of an Mesh as spatial object.
*
* This class combines functionalities from a spatial object,
* and an itkMesh.
*
* \sa SpatialObject
* \ingroup ITKSpatialObjects
*/
template <typename TMesh = Mesh<int>>
class ITK_TEMPLATE_EXPORT MeshSpatialObject : public SpatialObject<TMesh::PointDimension>
{
public:
using ScalarType = double;
using Self = MeshSpatialObject<TMesh>;
static constexpr unsigned int Dimension = TMesh::PointDimension;
using Superclass = SpatialObject<Self::Dimension>;
using Pointer = SmartPointer<Self>;
using ConstPointer = SmartPointer<const Self>;
using MeshType = TMesh;
using MeshPointer = typename MeshType::Pointer;
using typename Superclass::TransformType;
using typename Superclass::PointType;
using typename Superclass::BoundingBoxType;
using PointContainerType = VectorContainer<IdentifierType, PointType>;
using PointContainerPointer = typename PointContainerType::Pointer;
/** Method for creation through the object factory. */
itkNewMacro(Self);
/** \see LightObject::GetNameOfClass() */
itkOverrideGetNameOfClassMacro(MeshSpatialObject);
/** Reset the spatial object to its initial condition, yet preserves
* Id, Parent, and Child information */
void
Clear() override;
/** Set the Mesh. */
void
SetMesh(MeshType * mesh);
/** Get a pointer to the Mesh currently attached to the object. */
MeshType *
GetMesh();
const MeshType *
GetMesh() const;
/** Test whether a point is inside or outside the object.
*
* Returns true if the point is inside, false otherwise.
*
* For computational speed purposes, it is faster if the method does not check the name of the class and the current
* depth.
*/
bool
IsInsideInObjectSpace(const PointType & point) const override;
/* Avoid hiding the overload that supports depth and name arguments */
using Superclass::IsInsideInObjectSpace;
/** Returns the latest modified time of the object and its component. */
ModifiedTimeType
GetMTime() const override;
#if !defined(ITK_LEGACY_REMOVE)
/** \deprecated Return the type of pixel used */
itkLegacyMacro(const char * GetPixelTypeName()) { return m_PixelType.c_str(); }
#endif
/** Set/Get the precision for the IsInsideInObjectSpace function.
* This is used when the cell is a triangle, in this case, it's more likely
* that the given point will not be falling exactly on the triangle surface.
* If the distance from the point to the surface is <= to
* m_IsInsidePrecisionInObjectSpace the point is considered inside the mesh.
* The default value is 1. */
itkSetMacro(IsInsidePrecisionInObjectSpace, double);
itkGetConstMacro(IsInsidePrecisionInObjectSpace, double);
protected:
/** Compute the boundaries of the spatial object. */
void
ComputeMyBoundingBox() override;
MeshSpatialObject();
~MeshSpatialObject() override = default;
void
PrintSelf(std::ostream & os, Indent indent) const override;
typename LightObject::Pointer
InternalClone() const override;
private:
MeshPointer m_Mesh{};
#if !defined(ITK_LEGACY_REMOVE)
std::string m_PixelType{};
#endif
double m_IsInsidePrecisionInObjectSpace{};
};
} // end namespace itk
#ifndef ITK_MANUAL_INSTANTIATION
# include "itkMeshSpatialObject.hxx"
#endif
#endif // itkMeshSpatialObject_h
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