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https://gitlab.kitware.com/vtk/vtk-m
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36352912bc
Scheduling topology map workets for `CellSetExtrude` always worked, but the there were indexing problems when a `Scatter` or a `Mask` was used. This has been corrected, and now `Scatter`s and `Mask`s are supported on topology maps on `CellSetExtrude`.
349 lines
13 KiB
C++
349 lines
13 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_exec_arg_ThreadIndicesExtrude_h
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#define vtk_m_exec_arg_ThreadIndicesExtrude_h
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#include <vtkm/exec/ConnectivityExtrude.h>
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#include <vtkm/exec/arg/ThreadIndicesTopologyMap.h>
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namespace vtkm
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{
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namespace exec
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{
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namespace arg
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{
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// Specialization for extrude types.
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template <typename ScatterAndMaskMode>
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class ThreadIndicesTopologyMap<vtkm::exec::ConnectivityExtrude, ScatterAndMaskMode>
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{
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using ConnectivityType = vtkm::exec::ConnectivityExtrude;
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public:
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using CellShapeTag = typename ConnectivityType::CellShapeTag;
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using IndicesIncidentType = typename ConnectivityType::IndicesType;
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using LogicalIndexType = typename ConnectivityType::SchedulingRangeType;
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using Connectivity = vtkm::exec::ConnectivityExtrude;
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VTKM_SUPPRESS_EXEC_WARNINGS
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VTKM_EXEC ThreadIndicesTopologyMap(vtkm::Id threadIndex,
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vtkm::Id inputIndex,
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vtkm::IdComponent visitIndex,
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vtkm::Id outputIndex,
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const ConnectivityType& connectivity)
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{
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const LogicalIndexType logicalIndex = connectivity.FlatToLogicalToIndex(inputIndex);
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this->ThreadIndex = threadIndex;
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this->InputIndex = inputIndex;
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this->OutputIndex = outputIndex;
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this->VisitIndex = visitIndex;
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this->LogicalIndex = logicalIndex;
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this->IndicesIncident = connectivity.GetIndices(logicalIndex);
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//this->CellShape = connectivity.GetCellShape(index);
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}
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VTKM_SUPPRESS_EXEC_WARNINGS
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VTKM_EXEC
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ThreadIndicesTopologyMap(const vtkm::Id3& threadIndex3D,
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vtkm::Id threadIndex1D,
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const ConnectivityType& connectivity)
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{
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// This constructor handles multidimensional indices on one-to-one input-to-output
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auto logicalIndex = detail::Deflate(threadIndex3D, LogicalIndexType());
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this->ThreadIndex = threadIndex1D;
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this->InputIndex = threadIndex1D;
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this->OutputIndex = threadIndex1D;
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this->VisitIndex = 0;
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this->LogicalIndex = logicalIndex;
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this->IndicesIncident = connectivity.GetIndices(logicalIndex);
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//this->CellShape = connectivity.GetCellShape(index);
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}
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VTKM_SUPPRESS_EXEC_WARNINGS
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VTKM_EXEC
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ThreadIndicesTopologyMap(const vtkm::Id3& threadIndex3D,
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vtkm::Id threadIndex1D,
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vtkm::Id inputIndex,
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vtkm::IdComponent visitIndex,
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vtkm::Id outputIndex,
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const ConnectivityType& connectivity)
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{
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// This constructor handles multidimensional indices on many-to-many input-to-output
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auto logicalIndex = detail::Deflate(threadIndex3D, LogicalIndexType());
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this->ThreadIndex = threadIndex1D;
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this->InputIndex = inputIndex;
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this->OutputIndex = outputIndex;
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this->VisitIndex = visitIndex;
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this->LogicalIndex = logicalIndex;
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this->IndicesIncident = connectivity.GetIndices(logicalIndex);
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//this->CellShape = connectivity.GetCellShape(index);
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}
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/// \brief The index of the thread or work invocation.
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///
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/// This index refers to which instance of the worklet is being invoked. Every invocation of the
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/// worklet has a unique thread index. This is also called the work index depending on the
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/// context.
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///
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VTKM_EXEC
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vtkm::Id GetThreadIndex() const { return this->ThreadIndex; }
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/// \brief The logical index into the input domain.
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///
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/// This is similar to \c GetIndex3D except the Vec size matches the actual
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/// dimensions of the data.
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///
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VTKM_EXEC
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LogicalIndexType GetIndexLogical() const { return this->LogicalIndex; }
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/// \brief The index into the input domain.
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///
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/// This index refers to the input element (array value, cell, etc.) that
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/// this thread is being invoked for. This is the typical index used during
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/// fetches.
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///
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VTKM_EXEC
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vtkm::Id GetInputIndex() const { return this->InputIndex; }
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/// \brief The 3D index into the input domain.
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///
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/// Overloads the implementation in the base class to return the 3D index
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/// for the input.
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///
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VTKM_EXEC
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vtkm::Id3 GetInputIndex3D() const { return detail::InflateTo3D(this->GetIndexLogical()); }
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/// \brief The index into the output domain.
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///
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/// This index refers to the output element (array value, cell, etc.) that
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/// this thread is creating. This is the typical index used during
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/// Fetch::Store.
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///
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VTKM_EXEC
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vtkm::Id GetOutputIndex() const { return this->OutputIndex; }
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/// \brief The visit index.
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///
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/// When multiple output indices have the same input index, they are
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/// distinguished using the visit index.
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///
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VTKM_EXEC
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vtkm::IdComponent GetVisitIndex() const { return this->VisitIndex; }
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/// \brief The input indices of the "from" elements.
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///
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/// A topology map has "from" and "to" elements (for example from points to
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/// cells). For each worklet invocation, there is exactly one "to" element,
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/// but can be several "from" element. This method returns a Vec-like object
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/// containing the indices to the "from" elements.
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///
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VTKM_EXEC
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const IndicesIncidentType& GetIndicesIncident() const { return this->IndicesIncident; }
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/// \brief The input indices of the "from" elements in pointer form.
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///
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/// Returns the same object as GetIndicesFrom except that it returns a
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/// pointer to the internally held object rather than a reference or copy.
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/// Since the from indices can be a sizeable Vec (8 entries is common), it is
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/// best not to have a bunch a copies. Thus, you can pass around a pointer
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/// instead. However, care should be taken to make sure that this object does
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/// not go out of scope, at which time the returned pointer becomes invalid.
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///
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VTKM_EXEC
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const IndicesIncidentType* GetIndicesIncidentPointer() const { return &this->IndicesIncident; }
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/// \brief The shape of the input cell.
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///
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/// In topology maps that map from points to something, the indices make up
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/// the structure of a cell. Although the shape tag is not technically and
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/// index, it defines the meaning of the indices, so we put it here. (That
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/// and this class is the only convenient place to store it.)
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///
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VTKM_EXEC
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CellShapeTag GetCellShape() const { return vtkm::CellShapeTagWedge{}; }
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private:
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vtkm::Id ThreadIndex;
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vtkm::Id InputIndex;
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vtkm::IdComponent VisitIndex;
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vtkm::Id OutputIndex;
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LogicalIndexType LogicalIndex;
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IndicesIncidentType IndicesIncident;
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};
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// Specialization for extrude types.
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template <typename ScatterAndMaskMode>
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class ThreadIndicesTopologyMap<vtkm::exec::ReverseConnectivityExtrude, ScatterAndMaskMode>
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{
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using ConnectivityType = vtkm::exec::ReverseConnectivityExtrude;
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public:
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using CellShapeTag = typename ConnectivityType::CellShapeTag;
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using IndicesIncidentType = typename ConnectivityType::IndicesType;
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using LogicalIndexType = typename ConnectivityType::SchedulingRangeType;
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using Connectivity = ConnectivityType;
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VTKM_SUPPRESS_EXEC_WARNINGS
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VTKM_EXEC
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ThreadIndicesTopologyMap(vtkm::Id& threadIndex,
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vtkm::Id inputIndex,
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vtkm::IdComponent visitIndex,
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vtkm::Id outputIndex,
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const ConnectivityType& connectivity)
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{
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const LogicalIndexType logicalIndex = connectivity.FlatToLogicalToIndex(inputIndex);
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this->ThreadIndex = threadIndex;
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this->InputIndex = inputIndex;
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this->OutputIndex = outputIndex;
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this->VisitIndex = visitIndex;
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this->LogicalIndex = logicalIndex;
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this->IndicesIncident = connectivity.GetIndices(logicalIndex);
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}
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VTKM_EXEC
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ThreadIndicesTopologyMap(const vtkm::Id3& threadIndex3D,
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vtkm::Id threadIndex1D,
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const ConnectivityType& connectivity)
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{
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const LogicalIndexType logicalIndex = detail::Deflate(threadIndex3D, LogicalIndexType());
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this->ThreadIndex = threadIndex1D;
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this->InputIndex = threadIndex1D;
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this->OutputIndex = threadIndex1D;
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this->VisitIndex = 0;
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this->LogicalIndex = logicalIndex;
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this->IndicesIncident = connectivity.GetIndices(logicalIndex);
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}
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VTKM_EXEC
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ThreadIndicesTopologyMap(const vtkm::Id3& threadIndex3D,
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vtkm::Id threadIndex1D,
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vtkm::Id inputIndex,
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vtkm::IdComponent visitIndex,
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vtkm::Id outputIndex,
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const ConnectivityType& connectivity)
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{
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const LogicalIndexType logicalIndex = detail::Deflate(threadIndex3D, LogicalIndexType());
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this->ThreadIndex = threadIndex1D;
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this->InputIndex = inputIndex;
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this->OutputIndex = outputIndex;
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this->VisitIndex = visitIndex;
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this->LogicalIndex = logicalIndex;
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this->IndicesIncident = connectivity.GetIndices(logicalIndex);
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}
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/// \brief The index of the thread or work invocation.
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///
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/// This index refers to which instance of the worklet is being invoked. Every invocation of the
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/// worklet has a unique thread index. This is also called the work index depending on the
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/// context.
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///
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VTKM_EXEC
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vtkm::Id GetThreadIndex() const { return this->ThreadIndex; }
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/// \brief The logical index into the input domain.
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///
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/// This is similar to \c GetIndex3D except the Vec size matches the actual
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/// dimensions of the data.
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///
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VTKM_EXEC
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LogicalIndexType GetIndexLogical() const { return this->LogicalIndex; }
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/// \brief The index into the input domain.
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///
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/// This index refers to the input element (array value, cell, etc.) that
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/// this thread is being invoked for. This is the typical index used during
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/// fetches.
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///
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VTKM_EXEC
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vtkm::Id GetInputIndex() const { return this->InputIndex; }
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/// \brief The 3D index into the input domain.
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///
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/// Overloads the implementation in the base class to return the 3D index
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/// for the input.
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///
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VTKM_EXEC
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vtkm::Id3 GetInputIndex3D() const { return detail::InflateTo3D(this->GetIndexLogical()); }
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/// \brief The index into the output domain.
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///
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/// This index refers to the output element (array value, cell, etc.) that
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/// this thread is creating. This is the typical index used during
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/// Fetch::Store.
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///
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VTKM_EXEC
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vtkm::Id GetOutputIndex() const { return this->OutputIndex; }
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/// \brief The visit index.
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///
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/// When multiple output indices have the same input index, they are
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/// distinguished using the visit index.
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///
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VTKM_EXEC
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vtkm::IdComponent GetVisitIndex() const { return this->VisitIndex; }
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/// \brief The input indices of the "from" elements.
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///
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/// A topology map has "from" and "to" elements (for example from points to
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/// cells). For each worklet invocation, there is exactly one "to" element,
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/// but can be several "from" element. This method returns a Vec-like object
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/// containing the indices to the "from" elements.
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///
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VTKM_EXEC
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const IndicesIncidentType& GetIndicesIncident() const { return this->IndicesIncident; }
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/// \brief The input indices of the "from" elements in pointer form.
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///
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/// Returns the same object as GetIndicesFrom except that it returns a
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/// pointer to the internally held object rather than a reference or copy.
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/// Since the from indices can be a sizeable Vec (8 entries is common), it is
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/// best not to have a bunch a copies. Thus, you can pass around a pointer
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/// instead. However, care should be taken to make sure that this object does
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/// not go out of scope, at which time the returned pointer becomes invalid.
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///
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VTKM_EXEC
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const IndicesIncidentType* GetIndicesIncidentPointer() const { return &this->IndicesIncident; }
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/// \brief The shape of the input cell.
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///
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/// In topology maps that map from points to something, the indices make up
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/// the structure of a cell. Although the shape tag is not technically and
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/// index, it defines the meaning of the indices, so we put it here. (That
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/// and this class is the only convenient place to store it.)
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///
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VTKM_EXEC
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CellShapeTag GetCellShape() const { return vtkm::CellShapeTagVertex{}; }
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private:
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vtkm::Id ThreadIndex;
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vtkm::Id InputIndex;
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vtkm::IdComponent VisitIndex;
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vtkm::Id OutputIndex;
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LogicalIndexType LogicalIndex;
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IndicesIncidentType IndicesIncident;
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};
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} //namespace arg
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}
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} // namespace vtkm::exec
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#include <vtkm/exec/arg/FetchExtrude.h>
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#endif
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