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https://gitlab.kitware.com/vtk/vtk-m
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5db762ee71
The `From` and `To` nomenclature for topology mapping has been confusing for both users and developers, especially at lower levels where the intention of mapping attributes from one element to another is easily conflated with the concept of mapping indices (which maps in the exact opposite direction). These identifiers have been renamed to `VisitTopology` and `IncidentTopology` to clarify the direction of the mapping. The order in which these template parameters are specified for `WorkletMapTopology` have also been reversed, since eventually there may be more than one `IncidentTopology`, and having `IncidentTopology` at the end will allow us to replace it with a variadic template parameter pack in the future. Other implementation details supporting these worklets, include `Fetch` tags, `Connectivity` classes, and methods on the various `CellSet` classes (such as `PrepareForInput` have also reversed their template arguments. These will need to be cautiously updated. The convenience implementations of `WorkletMapTopology` have been renamed for clarity as follows: ``` WorkletMapPointToCell --> WorkletVisitCellsWithPoints WorkletMapCellToPoint --> WorkletVisitPointsWithCells ``` The `ControlSignature` tags have been renamed as follows: ``` FieldInTo --> FieldInVisit FieldInFrom --> FieldInMap FromCount --> IncidentElementCount FromIndices --> IncidentElementIndices ```
146 lines
5.2 KiB
C++
146 lines
5.2 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_cont_CellSetExtrude_h
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#define vtk_m_cont_CellSetExtrude_h
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#include <vtkm/TopologyElementTag.h>
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#include <vtkm/cont/ArrayCopy.h>
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#include <vtkm/cont/ArrayHandle.h>
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#include <vtkm/cont/ArrayHandleCounting.h>
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#include <vtkm/cont/ArrayHandleExtrudeCoords.h>
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#include <vtkm/cont/CellSet.h>
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#include <vtkm/cont/Invoker.h>
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#include <vtkm/exec/ConnectivityExtrude.h>
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#include <vtkm/exec/arg/ThreadIndicesExtrude.h>
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#include <vtkm/worklet/WorkletMapField.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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class VTKM_CONT_EXPORT CellSetExtrude : public CellSet
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{
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public:
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VTKM_CONT CellSetExtrude(const std::string& name = "extrude");
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VTKM_CONT CellSetExtrude(const vtkm::cont::ArrayHandle<vtkm::Int32>& conn,
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vtkm::Int32 numberOfPointsPerPlane,
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vtkm::Int32 numberOfPlanes,
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const vtkm::cont::ArrayHandle<vtkm::Int32>& nextNode,
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bool periodic,
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const std::string& name = "extrude");
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vtkm::Int32 GetNumberOfPlanes() const;
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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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VTKM_CONT vtkm::Id2 GetSchedulingRange(vtkm::TopologyElementTagCell) const;
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VTKM_CONT vtkm::Id2 GetSchedulingRange(vtkm::TopologyElementTagPoint) const;
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vtkm::UInt8 GetCellShape(vtkm::Id id) const override;
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vtkm::IdComponent GetNumberOfPointsInCell(vtkm::Id id) const override;
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void GetCellPointIds(vtkm::Id id, vtkm::Id* ptids) const 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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void PrintSummary(std::ostream& out) const override;
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void ReleaseResourcesExecution() override;
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template <typename DeviceAdapter>
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using ConnectivityP2C = vtkm::exec::ConnectivityExtrude<DeviceAdapter>;
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template <typename DeviceAdapter>
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using ConnectivityC2P = vtkm::exec::ReverseConnectivityExtrude<DeviceAdapter>;
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template <typename DeviceAdapter, typename VisitTopology, typename IncidentTopology>
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struct ExecutionTypes;
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template <typename DeviceAdapter>
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struct ExecutionTypes<DeviceAdapter, vtkm::TopologyElementTagCell, vtkm::TopologyElementTagPoint>
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{
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using ExecObjectType = ConnectivityP2C<DeviceAdapter>;
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};
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template <typename DeviceAdapter>
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struct ExecutionTypes<DeviceAdapter, vtkm::TopologyElementTagPoint, vtkm::TopologyElementTagCell>
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{
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using ExecObjectType = ConnectivityC2P<DeviceAdapter>;
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};
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template <typename Device>
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ConnectivityP2C<Device> PrepareForInput(Device,
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vtkm::TopologyElementTagCell,
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vtkm::TopologyElementTagPoint) const;
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template <typename Device>
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ConnectivityC2P<Device> PrepareForInput(Device,
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vtkm::TopologyElementTagPoint,
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vtkm::TopologyElementTagCell) const;
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private:
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template <typename Device>
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void BuildReverseConnectivity(Device);
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bool IsPeriodic;
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vtkm::Int32 NumberOfPointsPerPlane;
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vtkm::Int32 NumberOfCellsPerPlane;
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vtkm::Int32 NumberOfPlanes;
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vtkm::cont::ArrayHandle<vtkm::Int32> Connectivity;
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vtkm::cont::ArrayHandle<vtkm::Int32> NextNode;
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bool ReverseConnectivityBuilt;
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vtkm::cont::ArrayHandle<vtkm::Int32> RConnectivity;
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vtkm::cont::ArrayHandle<vtkm::Int32> ROffsets;
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vtkm::cont::ArrayHandle<vtkm::Int32> RCounts;
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vtkm::cont::ArrayHandle<vtkm::Int32> PrevNode;
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};
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template <typename T>
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CellSetExtrude make_CellSetExtrude(const vtkm::cont::ArrayHandle<vtkm::Int32>& conn,
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const vtkm::cont::ArrayHandleExtrudeCoords<T>& coords,
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const vtkm::cont::ArrayHandle<vtkm::Int32>& nextNode,
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bool periodic = true,
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const std::string name = "extrude")
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{
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return CellSetExtrude{
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conn, coords.GetNumberOfPointsPerPlane(), coords.GetNumberOfPlanes(), nextNode, periodic, name
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};
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}
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template <typename T>
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CellSetExtrude make_CellSetExtrude(const std::vector<vtkm::Int32>& conn,
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const vtkm::cont::ArrayHandleExtrudeCoords<T>& coords,
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const std::vector<vtkm::Int32>& nextNode,
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bool periodic = true,
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const std::string name = "extrude")
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{
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return CellSetExtrude{ vtkm::cont::make_ArrayHandle(conn),
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static_cast<vtkm::Int32>(coords.GetNumberOfPointsPerPlane()),
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coords.GetNumberOfPlanes(),
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vtkm::cont::make_ArrayHandle(nextNode),
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periodic,
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name };
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}
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}
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} // vtkm::cont
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#include <vtkm/cont/CellSetExtrude.hxx>
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#endif
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