mirror of
https://gitlab.kitware.com/vtk/vtk-m
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119 lines
3.2 KiB
C++
119 lines
3.2 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_exec_ExecutionWholeArray_h
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#define vtk_m_exec_ExecutionWholeArray_h
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#include <vtkm/cont/ArrayHandle.h>
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#include <vtkm/cont/DeviceAdapter.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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/// The following classes have been deprecated and are meant to be used
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/// internally only. Please use the \c WholeArrayIn, \c WholeArrayOut, and
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/// \c WholeArrayInOut \c ControlSignature tags instead.
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/// \c ExecutionWholeArray is an execution object that allows an array handle
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/// content to be a parameter in an execution environment
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/// function. This can be used to allow worklets to have a shared search
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/// structure.
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///
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template <typename T, typename StorageTag, typename DeviceAdapterTag>
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class ExecutionWholeArray
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{
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public:
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using ValueType = T;
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using HandleType = vtkm::cont::ArrayHandle<T, StorageTag>;
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using PortalType = typename HandleType::template ExecutionTypes<DeviceAdapterTag>::Portal;
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VTKM_CONT
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ExecutionWholeArray()
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: Portal()
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{
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}
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VTKM_CONT
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ExecutionWholeArray(HandleType& handle)
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: Portal(handle.PrepareForInPlace(DeviceAdapterTag()))
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{
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}
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VTKM_CONT
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ExecutionWholeArray(HandleType& handle, vtkm::Id length)
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: Portal(handle.PrepareForOutput(length, DeviceAdapterTag()))
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{
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}
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VTKM_EXEC
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vtkm::Id GetNumberOfValues() const { return this->Portal.GetNumberOfValues(); }
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VTKM_EXEC
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T Get(vtkm::Id index) const { return this->Portal.Get(index); }
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VTKM_EXEC
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T operator[](vtkm::Id index) const { return this->Portal.Get(index); }
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VTKM_EXEC
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void Set(vtkm::Id index, const T& t) const { this->Portal.Set(index, t); }
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VTKM_EXEC
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const PortalType& GetPortal() const { return this->Portal; }
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private:
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PortalType Portal;
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};
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/// \c ExecutionWholeArrayConst is an execution object that allows an array handle
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/// content to be a parameter in an execution environment
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/// function. This can be used to allow worklets to have a shared search
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/// structure
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///
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template <typename T, typename StorageTag, typename DeviceAdapterTag>
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class ExecutionWholeArrayConst
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{
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public:
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using ValueType = T;
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using HandleType = vtkm::cont::ArrayHandle<T, StorageTag>;
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using PortalType = typename HandleType::template ExecutionTypes<DeviceAdapterTag>::PortalConst;
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VTKM_CONT
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ExecutionWholeArrayConst()
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: Portal()
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{
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}
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VTKM_CONT
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ExecutionWholeArrayConst(const HandleType& handle)
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: Portal(handle.PrepareForInput(DeviceAdapterTag()))
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{
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}
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VTKM_EXEC
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vtkm::Id GetNumberOfValues() const { return this->Portal.GetNumberOfValues(); }
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VTKM_EXEC
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T Get(vtkm::Id index) const { return this->Portal.Get(index); }
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VTKM_EXEC
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T operator[](vtkm::Id index) const { return this->Portal.Get(index); }
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VTKM_EXEC
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const PortalType& GetPortal() const { return this->Portal; }
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private:
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PortalType Portal;
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};
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}
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} // namespace vtkm::exec
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#endif //vtk_m_exec_ExecutionWholeArray_h
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