423 lines
16 KiB
C++
423 lines
16 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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// 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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// Copyright 2015 National Technology & Engineering Solutions of Sandia, LLC (NTESS).
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// Copyright 2015 UT-Battelle, LLC.
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// Copyright 2015 Los Alamos National Security.
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//
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// Under the terms of Contract DE-NA0003525 with NTESS,
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// the U.S. Government retains certain rights in this software.
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//
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// Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
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// Laboratory (LANL), the U.S. Government retains certain rights in
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// this software.
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//============================================================================
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#ifndef vtk_m_cont_CellSetExplicit_h
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#define vtk_m_cont_CellSetExplicit_h
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#include <vtkm/CellShape.h>
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#include <vtkm/TopologyElementTag.h>
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#include <vtkm/cont/ArrayHandleConstant.h>
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#include <vtkm/cont/ArrayHandleCounting.h>
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#include <vtkm/cont/CellSet.h>
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#include <vtkm/cont/internal/ConnectivityExplicitInternals.h>
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#include <vtkm/exec/ConnectivityExplicit.h>
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#include <vtkm/cont/vtkm_cont_export.h>
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namespace vtkm
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{
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namespace cont
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{
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namespace detail
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{
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template <typename CellSetType, typename FromTopology, typename ToTopology>
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struct CellSetExplicitConnectivityChooser
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{
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using ConnectivityType = vtkm::cont::internal::ConnectivityExplicitInternals<>;
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};
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} // namespace detail
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#ifndef VTKM_DEFAULT_SHAPE_STORAGE_TAG
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#define VTKM_DEFAULT_SHAPE_STORAGE_TAG VTKM_DEFAULT_STORAGE_TAG
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#endif
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#ifndef VTKM_DEFAULT_NUM_INDICES_STORAGE_TAG
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#define VTKM_DEFAULT_NUM_INDICES_STORAGE_TAG VTKM_DEFAULT_STORAGE_TAG
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#endif
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#ifndef VTKM_DEFAULT_CONNECTIVITY_STORAGE_TAG
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#define VTKM_DEFAULT_CONNECTIVITY_STORAGE_TAG VTKM_DEFAULT_STORAGE_TAG
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#endif
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#ifndef VTKM_DEFAULT_OFFSETS_STORAGE_TAG
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#define VTKM_DEFAULT_OFFSETS_STORAGE_TAG VTKM_DEFAULT_STORAGE_TAG
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#endif
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template <typename ShapeStorageTag = VTKM_DEFAULT_SHAPE_STORAGE_TAG,
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typename NumIndicesStorageTag = VTKM_DEFAULT_NUM_INDICES_STORAGE_TAG,
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typename ConnectivityStorageTag = VTKM_DEFAULT_CONNECTIVITY_STORAGE_TAG,
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typename OffsetsStorageTag = VTKM_DEFAULT_OFFSETS_STORAGE_TAG>
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class VTKM_ALWAYS_EXPORT CellSetExplicit : public CellSet
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{
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using Thisclass = CellSetExplicit<ShapeStorageTag,
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NumIndicesStorageTag,
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ConnectivityStorageTag,
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OffsetsStorageTag>;
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template <typename FromTopology, typename ToTopology>
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struct ConnectivityChooser
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{
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using ConnectivityType =
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typename detail::CellSetExplicitConnectivityChooser<Thisclass,
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FromTopology,
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ToTopology>::ConnectivityType;
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using ShapeArrayType = typename ConnectivityType::ShapeArrayType;
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using NumIndicesArrayType = typename ConnectivityType::NumIndicesArrayType;
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using ConnectivityArrayType = typename ConnectivityType::ConnectivityArrayType;
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using IndexOffsetArrayType = typename ConnectivityType::IndexOffsetArrayType;
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};
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using PointToCellInternalsType =
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typename ConnectivityChooser<vtkm::TopologyElementTagPoint,
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vtkm::TopologyElementTagCell>::ConnectivityType;
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using CellToPointInternalsType =
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typename ConnectivityChooser<vtkm::TopologyElementTagCell,
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vtkm::TopologyElementTagPoint>::ConnectivityType;
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public:
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using SchedulingRangeType = vtkm::Id;
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//point to cell is used when iterating cells and asking for point properties
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using PointToCellConnectivityType =
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ConnectivityChooser<vtkm::TopologyElementTagPoint, vtkm::TopologyElementTagCell>;
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using ShapeArrayType = typename PointToCellConnectivityType::ShapeArrayType;
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using NumIndicesArrayType = typename PointToCellConnectivityType::NumIndicesArrayType;
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using ConnectivityArrayType = typename PointToCellConnectivityType::ConnectivityArrayType;
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using IndexOffsetArrayType = typename PointToCellConnectivityType::IndexOffsetArrayType;
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VTKM_CONT CellSetExplicit(const std::string& name = std::string());
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VTKM_CONT CellSetExplicit(const Thisclass& src);
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VTKM_CONT CellSetExplicit(Thisclass&& src) noexcept;
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VTKM_CONT Thisclass& operator=(const Thisclass& src);
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VTKM_CONT Thisclass& operator=(Thisclass&& src) noexcept;
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virtual ~CellSetExplicit();
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vtkm::Id GetNumberOfCells() const override;
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vtkm::Id GetNumberOfPoints() const override;
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vtkm::Id GetNumberOfFaces() const override;
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vtkm::Id GetNumberOfEdges() const override;
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void PrintSummary(std::ostream& out) const override;
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void ReleaseResourcesExecution() override;
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std::shared_ptr<CellSet> NewInstance() const override;
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void DeepCopy(const CellSet* src) override;
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VTKM_CONT vtkm::Id GetSchedulingRange(vtkm::TopologyElementTagCell) const;
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VTKM_CONT vtkm::Id GetSchedulingRange(vtkm::TopologyElementTagPoint) const;
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VTKM_CONT vtkm::IdComponent GetNumberOfPointsInCell(vtkm::Id cellIndex) const override;
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void GetCellPointIds(vtkm::Id id, vtkm::Id* ptids) const override;
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VTKM_CONT vtkm::UInt8 GetCellShape(vtkm::Id cellIndex) const override;
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template <vtkm::IdComponent ItemTupleLength>
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VTKM_CONT void GetIndices(vtkm::Id index, vtkm::Vec<vtkm::Id, ItemTupleLength>& ids) const;
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VTKM_CONT void GetIndices(vtkm::Id index, vtkm::cont::ArrayHandle<vtkm::Id>& ids) const;
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/// First method to add cells -- one at a time.
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VTKM_CONT void PrepareToAddCells(vtkm::Id numCells, vtkm::Id connectivityMaxLen);
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template <typename IdVecType>
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VTKM_CONT void AddCell(vtkm::UInt8 cellType, vtkm::IdComponent numVertices, const IdVecType& ids);
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VTKM_CONT void CompleteAddingCells(vtkm::Id numPoints);
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/// Second method to add cells -- all at once.
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/// Assigns the array handles to the explicit connectivity. This is
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/// the way you can fill the memory from another system without copying
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VTKM_CONT
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void Fill(vtkm::Id numPoints,
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const vtkm::cont::ArrayHandle<vtkm::UInt8, ShapeStorageTag>& cellTypes,
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const vtkm::cont::ArrayHandle<vtkm::IdComponent, NumIndicesStorageTag>& numIndices,
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const vtkm::cont::ArrayHandle<vtkm::Id, ConnectivityStorageTag>& connectivity,
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const vtkm::cont::ArrayHandle<vtkm::Id, OffsetsStorageTag>& offsets =
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vtkm::cont::ArrayHandle<vtkm::Id, OffsetsStorageTag>());
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template <typename DeviceAdapter, typename FromTopology, typename ToTopology>
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struct ExecutionTypes
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{
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VTKM_IS_DEVICE_ADAPTER_TAG(DeviceAdapter);
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VTKM_IS_TOPOLOGY_ELEMENT_TAG(FromTopology);
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VTKM_IS_TOPOLOGY_ELEMENT_TAG(ToTopology);
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using ConnectivityTypes = ConnectivityChooser<FromTopology, ToTopology>;
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using ShapePortalType = typename ConnectivityTypes::ShapeArrayType::template ExecutionTypes<
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DeviceAdapter>::PortalConst;
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using IndicePortalType =
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typename ConnectivityTypes::NumIndicesArrayType::template ExecutionTypes<
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DeviceAdapter>::PortalConst;
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using ConnectivityPortalType =
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typename ConnectivityTypes::ConnectivityArrayType::template ExecutionTypes<
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DeviceAdapter>::PortalConst;
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using IndexOffsetPortalType =
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typename ConnectivityTypes::IndexOffsetArrayType::template ExecutionTypes<
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DeviceAdapter>::PortalConst;
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using ExecObjectType = vtkm::exec::ConnectivityExplicit<ShapePortalType,
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IndicePortalType,
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ConnectivityPortalType,
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IndexOffsetPortalType>;
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};
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template <typename Device, typename FromTopology, typename ToTopology>
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typename ExecutionTypes<Device, FromTopology, ToTopology>::ExecObjectType
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PrepareForInput(Device, FromTopology, ToTopology) const;
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template <typename FromTopology, typename ToTopology>
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VTKM_CONT const typename ConnectivityChooser<FromTopology, ToTopology>::ShapeArrayType&
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GetShapesArray(FromTopology, ToTopology) const;
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template <typename FromTopology, typename ToTopology>
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VTKM_CONT const typename ConnectivityChooser<FromTopology, ToTopology>::NumIndicesArrayType&
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GetNumIndicesArray(FromTopology, ToTopology) const;
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template <typename FromTopology, typename ToTopology>
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VTKM_CONT const typename ConnectivityChooser<FromTopology, ToTopology>::ConnectivityArrayType&
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GetConnectivityArray(FromTopology, ToTopology) const;
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template <typename FromTopology, typename ToTopology>
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VTKM_CONT const typename ConnectivityChooser<FromTopology, ToTopology>::IndexOffsetArrayType&
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GetIndexOffsetArray(FromTopology, ToTopology) const;
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// Can be used to check if e.g. CellToPoint table is built.
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template <typename FromTopology, typename ToTopology>
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VTKM_CONT bool HasConnectivity(FromTopology from, ToTopology to) const
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{
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return this->HasConnectivityImpl(from, to);
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}
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// Can be used to reset a connectivity table, mostly useful for benchmarking.
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template <typename FromTopology, typename ToTopology>
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VTKM_CONT void ResetConnectivity(FromTopology from, ToTopology to)
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{
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this->ResetConnectivityImpl(from, to);
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}
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protected:
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VTKM_CONT void BuildConnectivity(vtkm::cont::DeviceAdapterId,
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vtkm::TopologyElementTagPoint,
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vtkm::TopologyElementTagCell) const;
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VTKM_CONT void BuildConnectivity(vtkm::cont::DeviceAdapterId,
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vtkm::TopologyElementTagCell,
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vtkm::TopologyElementTagPoint) const;
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VTKM_CONT bool HasConnectivityImpl(vtkm::TopologyElementTagPoint,
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vtkm::TopologyElementTagCell) const
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{
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return this->Data->PointToCell.ElementsValid;
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}
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VTKM_CONT bool HasConnectivityImpl(vtkm::TopologyElementTagCell,
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vtkm::TopologyElementTagPoint) const
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{
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return this->Data->CellToPoint.ElementsValid;
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}
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VTKM_CONT void ResetConnectivityImpl(vtkm::TopologyElementTagPoint, vtkm::TopologyElementTagCell)
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{
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// Reset entire cell set
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this->Data->PointToCell = PointToCellInternalsType{};
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this->Data->CellToPoint = CellToPointInternalsType{};
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this->Data->ConnectivityAdded = -1;
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this->Data->NumberOfCellsAdded = -1;
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this->Data->NumberOfPoints = 0;
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}
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VTKM_CONT void ResetConnectivityImpl(vtkm::TopologyElementTagCell, vtkm::TopologyElementTagPoint)
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{
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this->Data->CellToPoint = CellToPointInternalsType{};
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}
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// Store internals in a shared pointer so shallow copies stay consistent.
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// See #2268.
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struct Internals
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{
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PointToCellInternalsType PointToCell;
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CellToPointInternalsType CellToPoint;
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// These are used in the AddCell and related methods to incrementally add
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// cells. They need to be protected as subclasses of CellSetExplicit
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// need to set these values when implementing Fill()
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vtkm::Id ConnectivityAdded;
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vtkm::Id NumberOfCellsAdded;
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vtkm::Id NumberOfPoints;
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VTKM_CONT
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Internals()
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: ConnectivityAdded(-1)
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, NumberOfCellsAdded(-1)
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, NumberOfPoints(0)
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{
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}
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};
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std::shared_ptr<Internals> Data;
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private:
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const PointToCellInternalsType& GetConnectivity(vtkm::TopologyElementTagPoint,
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vtkm::TopologyElementTagCell) const
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{
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return this->Data->PointToCell;
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}
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const PointToCellInternalsType& GetConnectivity(vtkm::TopologyElementTagPoint,
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vtkm::TopologyElementTagCell)
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{
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return this->Data->PointToCell;
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}
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const CellToPointInternalsType& GetConnectivity(vtkm::TopologyElementTagCell,
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vtkm::TopologyElementTagPoint) const
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{
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return this->Data->CellToPoint;
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}
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const CellToPointInternalsType& GetConnectivity(vtkm::TopologyElementTagCell,
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vtkm::TopologyElementTagPoint)
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{
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return this->Data->CellToPoint;
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}
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};
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namespace detail
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{
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template <typename Storage1, typename Storage2, typename Storage3, typename Storage4>
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struct CellSetExplicitConnectivityChooser<
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vtkm::cont::CellSetExplicit<Storage1, Storage2, Storage3, Storage4>,
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vtkm::TopologyElementTagPoint,
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vtkm::TopologyElementTagCell>
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{
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using ConnectivityType =
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vtkm::cont::internal::ConnectivityExplicitInternals<Storage1, Storage2, Storage3, Storage4>;
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};
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template <typename CellSetType>
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struct CellSetExplicitConnectivityChooser<CellSetType,
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vtkm::TopologyElementTagCell,
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vtkm::TopologyElementTagPoint>
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{
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//only specify the shape type as it will be constant as everything
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//is a vertex. otherwise use the defaults.
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using ConnectivityType = vtkm::cont::internal::ConnectivityExplicitInternals<
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typename ArrayHandleConstant<vtkm::UInt8>::StorageTag>;
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};
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} // namespace detail
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/// \cond
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/// Make doxygen ignore this section
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#ifndef vtk_m_cont_CellSetExplicit_cxx
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extern template class VTKM_CONT_TEMPLATE_EXPORT CellSetExplicit<>; // default
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extern template class VTKM_CONT_TEMPLATE_EXPORT CellSetExplicit<
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typename vtkm::cont::ArrayHandleConstant<vtkm::UInt8>::StorageTag,
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typename vtkm::cont::ArrayHandleConstant<vtkm::IdComponent>::StorageTag,
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VTKM_DEFAULT_CONNECTIVITY_STORAGE_TAG,
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typename vtkm::cont::ArrayHandleCounting<vtkm::Id>::StorageTag>; // CellSetSingleType base
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#endif
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/// \endcond
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}
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} // namespace vtkm::cont
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//=============================================================================
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// Specializations of serialization related classes
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namespace vtkm
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{
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namespace cont
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{
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template <typename ShapeST, typename CountST, typename ConnectivityST, typename OffsetST>
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struct SerializableTypeString<
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vtkm::cont::CellSetExplicit<ShapeST, CountST, ConnectivityST, OffsetST>>
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{
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static VTKM_CONT const std::string& Get()
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{
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static std::string name = "CS_Explicit<" +
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SerializableTypeString<vtkm::cont::ArrayHandle<vtkm::UInt8, ShapeST>>::Get() + "_ST," +
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SerializableTypeString<vtkm::cont::ArrayHandle<vtkm::IdComponent, CountST>>::Get() + "_ST," +
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SerializableTypeString<vtkm::cont::ArrayHandle<vtkm::Id, ConnectivityST>>::Get() + "_ST," +
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SerializableTypeString<vtkm::cont::ArrayHandle<vtkm::Id, OffsetST>>::Get() + "_ST>";
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return name;
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}
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};
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}
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} // vtkm::cont
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namespace mangled_diy_namespace
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{
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template <typename ShapeST, typename CountST, typename ConnectivityST, typename OffsetST>
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struct Serialization<vtkm::cont::CellSetExplicit<ShapeST, CountST, ConnectivityST, OffsetST>>
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{
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private:
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using Type = vtkm::cont::CellSetExplicit<ShapeST, CountST, ConnectivityST, OffsetST>;
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public:
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static VTKM_CONT void save(BinaryBuffer& bb, const Type& cs)
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{
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vtkmdiy::save(bb, cs.GetName());
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vtkmdiy::save(bb, cs.GetNumberOfPoints());
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vtkmdiy::save(
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bb, cs.GetShapesArray(vtkm::TopologyElementTagPoint{}, vtkm::TopologyElementTagCell{}));
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vtkmdiy::save(
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bb, cs.GetNumIndicesArray(vtkm::TopologyElementTagPoint{}, vtkm::TopologyElementTagCell{}));
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vtkmdiy::save(
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bb, cs.GetConnectivityArray(vtkm::TopologyElementTagPoint{}, vtkm::TopologyElementTagCell{}));
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vtkmdiy::save(
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bb, cs.GetIndexOffsetArray(vtkm::TopologyElementTagPoint{}, vtkm::TopologyElementTagCell{}));
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}
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static VTKM_CONT void load(BinaryBuffer& bb, Type& cs)
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{
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std::string name;
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vtkmdiy::load(bb, name);
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vtkm::Id numberOfPoints = 0;
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vtkmdiy::load(bb, numberOfPoints);
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vtkm::cont::ArrayHandle<vtkm::UInt8, ShapeST> shapes;
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vtkmdiy::load(bb, shapes);
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vtkm::cont::ArrayHandle<vtkm::IdComponent, CountST> counts;
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vtkmdiy::load(bb, counts);
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vtkm::cont::ArrayHandle<vtkm::Id, ConnectivityST> connectivity;
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vtkmdiy::load(bb, connectivity);
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vtkm::cont::ArrayHandle<vtkm::Id, OffsetST> offsets;
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vtkmdiy::load(bb, offsets);
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cs = Type(name);
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cs.Fill(numberOfPoints, shapes, counts, connectivity, offsets);
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}
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};
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} // diy
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#include <vtkm/cont/CellSetExplicit.hxx>
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#endif //vtk_m_cont_CellSetExplicit_h
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