mirror of
https://gitlab.kitware.com/vtk/vtk-m
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72 lines
2.6 KiB
C++
72 lines
2.6 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_worklet_DispatcherCellNeighborhood_h
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#define vtk_m_worklet_DispatcherCellNeighborhood_h
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#include <vtkm/cont/DeviceAdapter.h>
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#include <vtkm/worklet/internal/DispatcherBase.h>
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namespace vtkm
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{
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namespace worklet
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{
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class WorkletNeighborhood;
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class WorkletCellNeighborhood;
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/// \brief Dispatcher for worklets that inherit from \c WorkletCellNeighborhood.
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///
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template <typename WorkletType>
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class DispatcherCellNeighborhood
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: public vtkm::worklet::internal::DispatcherBase<DispatcherCellNeighborhood<WorkletType>,
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WorkletType,
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vtkm::worklet::WorkletNeighborhood>
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{
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using Superclass =
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vtkm::worklet::internal::DispatcherBase<DispatcherCellNeighborhood<WorkletType>,
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WorkletType,
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vtkm::worklet::WorkletNeighborhood>;
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using ScatterType = typename Superclass::ScatterType;
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public:
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template <typename... T>
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VTKM_CONT DispatcherCellNeighborhood(T&&... args)
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: Superclass(std::forward<T>(args)...)
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{
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}
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template <typename Invocation>
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void DoInvoke(Invocation& invocation) const
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{
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using namespace vtkm::worklet::internal;
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// This is the type for the input domain
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using InputDomainType = typename Invocation::InputDomainType;
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// If you get a compile error on this line, then you have tried to use
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// something that is not a vtkm::cont::CellSet as the input domain to a
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// topology operation (that operates on a cell set connection domain).
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VTKM_IS_CELL_SET(InputDomainType);
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// We can pull the input domain parameter (the data specifying the input
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// domain) from the invocation object.
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const InputDomainType& inputDomain = invocation.GetInputDomain();
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auto inputRange = SchedulingRange(inputDomain, vtkm::TopologyElementTagCell{});
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// This is pretty straightforward dispatch. Once we know the number
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// of invocations, the superclass can take care of the rest.
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this->BasicInvoke(invocation, inputRange);
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}
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};
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}
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} // namespace vtkm::worklet
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#endif //vtk_m_worklet_DispatcherCellNeighborhood_h
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