mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-09-19 18:45:43 +00:00
148 lines
4.2 KiB
C++
148 lines
4.2 KiB
C++
//============================================================================
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// Copyright (c) Kitware, Inc.
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// All rights reserved.
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// See LICENSE.txt for details.
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//
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// This software is distributed WITHOUT ANY WARRANTY; without even
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// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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// PURPOSE. See the above copyright notice for more information.
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//============================================================================
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#ifndef vtk_m_rendering_raytracing_MeshConnectivityContainer_h
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#define vtk_m_rendering_raytracing_MeshConnectivityContainer_h
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#include <vtkm/cont/DataSet.h>
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#include <vtkm/rendering/raytracing/MeshConnectivityBase.h>
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#include <vtkm/rendering/raytracing/TriangleIntersector.h>
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namespace vtkm
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{
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namespace rendering
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{
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namespace raytracing
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{
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class MeshConnContainer : vtkm::cont::ExecutionObjectBase
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{
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public:
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MeshConnContainer();
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virtual ~MeshConnContainer();
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virtual const MeshConnectivityBase* Construct(const vtkm::cont::DeviceAdapterId deviceId) = 0;
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MeshWrapper PrepareForExecution(const vtkm::cont::DeviceAdapterId deviceId);
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template <typename T>
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VTKM_CONT void FindEntryImpl(Ray<T>& rays);
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void FindEntry(Ray<vtkm::Float32>& rays);
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void FindEntry(Ray<vtkm::Float64>& rays);
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protected:
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using Id4Handle = typename vtkm::cont::ArrayHandle<vtkm::Id4>;
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// Mesh Boundary
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Id4Handle Triangles;
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TriangleIntersector Intersector;
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MeshConnHandle Handle;
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};
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class UnstructuredContainer : public MeshConnContainer
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{
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public:
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typedef vtkm::cont::ArrayHandle<vtkm::Id> IdHandle;
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typedef vtkm::cont::ArrayHandle<vtkm::Id4> Id4Handle;
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typedef vtkm::cont::ArrayHandle<vtkm::UInt8> UCharHandle;
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// Control Environment Handles
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// FaceConn
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IdHandle FaceConnectivity;
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IdHandle FaceOffsets;
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//Cell Set
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IdHandle CellConn;
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IdHandle CellOffsets;
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UCharHandle Shapes;
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vtkm::Bounds CoordinateBounds;
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vtkm::cont::CellSetExplicit<> Cellset;
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vtkm::cont::CoordinateSystem Coords;
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private:
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VTKM_CONT
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UnstructuredContainer(){};
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public:
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VTKM_CONT
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UnstructuredContainer(const vtkm::cont::CellSetExplicit<>& cellset,
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const vtkm::cont::CoordinateSystem& coords,
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IdHandle& faceConn,
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IdHandle& faceOffsets,
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Id4Handle& triangles);
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virtual ~UnstructuredContainer();
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const MeshConnectivityBase* Construct(const vtkm::cont::DeviceAdapterId deviceId);
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};
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class StructuredContainer : public MeshConnContainer
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{
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protected:
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typedef vtkm::cont::ArrayHandle<vtkm::Id4> Id4Handle;
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vtkm::Id3 CellDims;
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vtkm::Id3 PointDims;
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vtkm::Bounds CoordinateBounds;
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vtkm::cont::CoordinateSystem Coords;
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vtkm::cont::CellSetStructured<3> Cellset;
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private:
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VTKM_CONT
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StructuredContainer() {}
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public:
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VTKM_CONT
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StructuredContainer(const vtkm::cont::CellSetStructured<3>& cellset,
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const vtkm::cont::CoordinateSystem& coords,
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Id4Handle& triangles);
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const MeshConnectivityBase* Construct(const vtkm::cont::DeviceAdapterId deviceId) override;
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}; //structure mesh conn
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class UnstructuredSingleContainer : public MeshConnContainer
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{
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public:
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typedef vtkm::cont::ArrayHandle<vtkm::Id> IdHandle;
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typedef vtkm::cont::ArrayHandle<vtkm::Id4> Id4Handle;
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typedef vtkm::cont::ArrayHandleCounting<vtkm::Id> CountingHandle;
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typedef vtkm::cont::ArrayHandleConstant<vtkm::UInt8> ShapesHandle;
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typedef vtkm::cont::ArrayHandleConstant<vtkm::IdComponent> NumIndicesHandle;
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// Control Environment Handles
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IdHandle FaceConnectivity;
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CountingHandle CellOffsets;
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IdHandle CellConnectivity;
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vtkm::Bounds CoordinateBounds;
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vtkm::cont::CoordinateSystem Coords;
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vtkm::cont::CellSetSingleType<> Cellset;
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vtkm::Int32 ShapeId;
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vtkm::Int32 NumIndices;
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vtkm::Int32 NumFaces;
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private:
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VTKM_CONT
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UnstructuredSingleContainer();
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public:
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VTKM_CONT
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UnstructuredSingleContainer(const vtkm::cont::CellSetSingleType<>& cellset,
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const vtkm::cont::CoordinateSystem& coords,
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IdHandle& faceConn,
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Id4Handle& externalFaces);
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const MeshConnectivityBase* Construct(const vtkm::cont::DeviceAdapterId deviceId) override;
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}; //UnstructuredSingleContainer
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}
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}
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} //namespace vtkm::rendering::raytracing
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#endif
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