mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-09-16 17:22:55 +00:00
116 lines
3.1 KiB
C++
116 lines
3.1 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_ThreadIndicesNeighborhood_h
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#define vtk_m_exec_arg_ThreadIndicesNeighborhood_h
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#include <vtkm/exec/BoundaryState.h>
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#include <vtkm/exec/ConnectivityStructured.h>
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#include <vtkm/exec/arg/ThreadIndicesBasic.h>
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#include <vtkm/exec/arg/ThreadIndicesTopologyMap.h> //for Deflate and Inflate
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#include <vtkm/Math.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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namespace detail
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{
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/// Given a \c Vec of (semi) arbitrary size, inflate it to a vtkm::Id3 by padding with zeros.
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///
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inline VTKM_EXEC vtkm::Id3 To3D(vtkm::Id3 index)
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{
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return index;
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}
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/// Given a \c Vec of (semi) arbitrary size, inflate it to a vtkm::Id3 by padding with zeros.
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/// \overload
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inline VTKM_EXEC vtkm::Id3 To3D(vtkm::Id2 index)
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{
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return vtkm::Id3(index[0], index[1], 1);
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}
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/// Given a \c Vec of (semi) arbitrary size, inflate it to a vtkm::Id3 by padding with zeros.
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/// \overload
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inline VTKM_EXEC vtkm::Id3 To3D(vtkm::Vec<vtkm::Id, 1> index)
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{
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return vtkm::Id3(index[0], 1, 1);
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}
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/// Given a \c Vec of (semi) arbitrary size, inflate it to a vtkm::Id3 by padding with zeros.
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/// \overload
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inline VTKM_EXEC vtkm::Id3 To3D(vtkm::Id index)
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{
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return vtkm::Id3(index, 1, 1);
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}
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}
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class ThreadIndicesNeighborhood
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{
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public:
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VTKM_EXEC ThreadIndicesNeighborhood(vtkm::Id threadIndex1D,
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const vtkm::exec::BoundaryState& state)
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: State(state)
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, ThreadIndex(threadIndex1D)
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, InputIndex(threadIndex1D)
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, OutputIndex(threadIndex1D)
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, VisitIndex(0)
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{
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}
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VTKM_EXEC ThreadIndicesNeighborhood(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 vtkm::exec::BoundaryState& state)
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: State(state)
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, ThreadIndex(threadIndex1D)
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, InputIndex(inputIndex)
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, OutputIndex(outputIndex)
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, VisitIndex(visitIndex)
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{
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}
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VTKM_EXEC
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const vtkm::exec::BoundaryState& GetBoundaryState() const { return this->State; }
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VTKM_EXEC
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vtkm::Id GetThreadIndex() const { return this->ThreadIndex; }
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VTKM_EXEC
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vtkm::Id GetInputIndex() const { return this->InputIndex; }
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VTKM_EXEC
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vtkm::Id3 GetInputIndex3D() const { return this->State.IJK; }
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VTKM_EXEC
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vtkm::Id GetOutputIndex() const { return this->OutputIndex; }
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VTKM_EXEC
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vtkm::IdComponent GetVisitIndex() const { return this->VisitIndex; }
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private:
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vtkm::exec::BoundaryState State;
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vtkm::Id ThreadIndex;
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vtkm::Id InputIndex;
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vtkm::Id OutputIndex;
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vtkm::IdComponent VisitIndex;
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};
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}
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}
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} // namespace vtkm::exec::arg
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#endif //vtk_m_exec_arg_ThreadIndicesNeighborhood_h
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