mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-09-19 18:45:43 +00:00
bfb30fb468
- Changing the name PrepareForExecutionOnDevice to PrepareForExecutionImpl - Adding changes suggested by Ollie and Ken to return the execution object from PrepareForExecutionImpl using VirtualObjectHandle - Updating PrepareForExecutionFunctor
92 lines
2.0 KiB
C++
92 lines
2.0 KiB
C++
#ifndef vtk_m_cont_CellLocator_h
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#define vtk_m_cont_CellLocator_h
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#include <vtkm/Types.h>
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#include <vtkm/VirtualObjectBase.h>
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#include <vtkm/cont/CoordinateSystem.h>
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#include <vtkm/cont/DeviceAdapter.h>
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#include <vtkm/cont/DynamicCellSet.h>
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#include <vtkm/cont/ExecutionObjectBase.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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// This will actually be used in the Execution Environment.
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// As this object is returned by the PrepareForExecution on
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// the CellLocator we need it to be covarient, and this acts
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// like a base class.
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class CellLocator : public vtkm::VirtualObjectBase
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{
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public:
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VTKM_EXEC
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virtual void FindCell(const vtkm::Vec<vtkm::FloatDefault, 3>& point,
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vtkm::Id& cellId,
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vtkm::Vec<vtkm::FloatDefault, 3>& parametric,
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const vtkm::exec::FunctorBase& worklet) const = 0;
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};
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} // namespace exec
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namespace cont
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{
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class CellLocator : public vtkm::cont::ExecutionObjectBase
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{
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public:
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CellLocator()
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: Dirty(true)
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{
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}
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vtkm::cont::DynamicCellSet GetCellSet() const { return CellSet; }
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void SetCellSet(const vtkm::cont::DynamicCellSet& cellSet)
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{
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CellSet = cellSet;
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Dirty = true;
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}
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vtkm::cont::CoordinateSystem GetCoords() const { return Coords; }
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void SetCoords(const vtkm::cont::CoordinateSystem& coords)
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{
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Coords = coords;
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Dirty = true;
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}
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//This is going to need a TryExecute
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virtual void Build() = 0;
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void Update()
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{
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if (Dirty)
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Build();
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Dirty = false;
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}
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template <typename DeviceAdapter>
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VTKM_CONT const vtkm::exec::CellLocator* PrepareForExecution(DeviceAdapter) const
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{
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vtkm::cont::DeviceAdapterId deviceId = vtkm::cont::DeviceAdapterTraits<DeviceAdapter>::GetId();
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return PrepareForExecutionImpl(deviceId);
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}
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protected:
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VTKM_CONT virtual const vtkm::exec::CellLocator* PrepareForExecutionImpl(
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const vtkm::Int8 device) const = 0;
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private:
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vtkm::cont::DynamicCellSet CellSet;
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vtkm::cont::CoordinateSystem Coords;
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bool Dirty;
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};
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} // namespace cont
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} // namespace vtkm
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#endif // vtk_m_cont_CellLocator_h
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