129 lines
4.0 KiB
C++
129 lines
4.0 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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// 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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// Copyright 2014 Sandia Corporation.
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// Copyright 2014 UT-Battelle, LLC.
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// Copyright 2014 Los Alamos National Security.
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//
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// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
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// the U.S. Government retains certain rights in this software.
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//
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// Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
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// Laboratory (LANL), the U.S. Government retains certain rights in
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// this software.
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//============================================================================
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#ifndef vtk_m_cont_cuda_internal_ArrayManagerExecutionCuda_h
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#define vtk_m_cont_cuda_internal_ArrayManagerExecutionCuda_h
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#include <vtkm/cont/cuda/internal/DeviceAdapterTagCuda.h>
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#include <vtkm/cont/cuda/internal/ArrayManagerExecutionThrustDevice.h>
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#include <vtkm/cont/internal/ArrayExportMacros.h>
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#include <vtkm/cont/internal/ArrayManagerExecution.h>
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// These must be placed in the vtkm::cont::internal namespace so that
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// the template can be found.
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namespace vtkm
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{
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namespace cont
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{
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namespace internal
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{
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template <typename T, class StorageTag>
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class ArrayManagerExecution<T, StorageTag, vtkm::cont::DeviceAdapterTagCuda>
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: public vtkm::cont::cuda::internal::ArrayManagerExecutionThrustDevice<T, StorageTag>
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{
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public:
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typedef vtkm::cont::cuda::internal::ArrayManagerExecutionThrustDevice<T, StorageTag> Superclass;
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typedef typename Superclass::ValueType ValueType;
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typedef typename Superclass::PortalType PortalType;
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typedef typename Superclass::PortalConstType PortalConstType;
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typedef typename Superclass::StorageType StorageType;
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VTKM_CONT
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ArrayManagerExecution(StorageType* storage)
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: Superclass(storage)
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{
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}
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VTKM_CONT
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PortalConstType PrepareForInput(bool updateData)
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{
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try
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{
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// This alternate form of PrepareForInput works around an issue
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// with nvcc 7.5.
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return this->Superclass::template _PrepareForInput<void>(updateData);
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}
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catch (vtkm::cont::ErrorBadAllocation& error)
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{
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// Thrust does not seem to be clearing the CUDA error, so do it here.
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cudaError_t cudaError = cudaPeekAtLastError();
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if (cudaError == cudaErrorMemoryAllocation)
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{
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cudaGetLastError();
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}
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throw error;
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}
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}
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VTKM_CONT
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PortalType PrepareForInPlace(bool updateData)
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{
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try
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{
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// This alternate form of PrepareForInPlace works around an issue
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// with nvcc 7.5.
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return this->Superclass::template _PrepareForInPlace<void>(updateData);
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}
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catch (vtkm::cont::ErrorBadAllocation& error)
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{
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// Thrust does not seem to be clearing the CUDA error, so do it here.
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cudaError_t cudaError = cudaPeekAtLastError();
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if (cudaError == cudaErrorMemoryAllocation)
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{
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cudaGetLastError();
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}
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throw error;
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}
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}
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VTKM_CONT
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PortalType PrepareForOutput(vtkm::Id numberOfValues)
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{
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try
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{
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// This alternate form of PrepareForOutput works around an issue
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// with nvcc 7.5.
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return this->Superclass::template _PrepareForOutput<void>(numberOfValues);
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}
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catch (vtkm::cont::ErrorBadAllocation& error)
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{
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// Thrust does not seem to be clearing the CUDA error, so do it here.
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cudaError_t cudaError = cudaPeekAtLastError();
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if (cudaError == cudaErrorMemoryAllocation)
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{
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cudaGetLastError();
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}
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throw error;
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}
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}
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};
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} // namespace internal
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#ifndef vtk_m_cont_cuda_internal_ArrayManagerExecutionCuda_cu
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VTKM_EXPORT_ARRAYHANDLES_FOR_DEVICE_ADAPTER(DeviceAdapterTagCuda)
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#endif // !vtk_m_cont_cuda_internal_ArrayManagerExecutionCuda_cu
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}
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} // namespace vtkm::cont
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#endif //vtk_m_cont_cuda_internal_ArrayManagerExecutionCuda_h
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