63050f68fc
The `MultiBlock` class has been renamed to `PartitionedDataSet`, and its API has been refactored to refer to "partitions", rather than "blocks". Additionally, the `AddBlocks` method has been changed to `AppendPartitions` to more accurately reflect the operation performed. The associated `AssignerMultiBlock` class has also been renamed to `AssignerPartitionedDataSet`. This change is motivated towards unifying VTK-m's data model with VTK. VTK has started to move away from `vtkMultiBlockDataSet`, which is a hierarchical tree of nested datasets, to `vtkPartitionedDataSet`, which is always a flat vector of datasets used to assist geometry distribution in multi-process environments. This simplifies traversal during processing and clarifies the intent of the container: The component datasets are partitions for distribution, not organizational groupings (e.g. materials). Ref #405
144 lines
3.7 KiB
C++
144 lines
3.7 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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#include <vtkm/StaticAssert.h>
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#include <vtkm/cont/ArrayCopy.h>
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#include <vtkm/cont/ArrayHandle.h>
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#include <vtkm/cont/DataSet.h>
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#include <vtkm/cont/DeviceAdapterAlgorithm.h>
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#include <vtkm/cont/EnvironmentTracker.h>
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#include <vtkm/cont/ErrorBadValue.h>
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#include <vtkm/cont/Field.h>
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#include <vtkm/cont/PartitionedDataSet.h>
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namespace vtkm
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{
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namespace cont
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{
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VTKM_CONT
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PartitionedDataSet::PartitionedDataSet(const vtkm::cont::DataSet& ds)
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{
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this->Partitions.insert(this->Partitions.end(), ds);
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}
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VTKM_CONT
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PartitionedDataSet::PartitionedDataSet(const vtkm::cont::PartitionedDataSet& src)
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{
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this->Partitions = src.GetPartitions();
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}
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VTKM_CONT
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PartitionedDataSet::PartitionedDataSet(const std::vector<vtkm::cont::DataSet>& partitions)
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{
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this->Partitions = partitions;
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}
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VTKM_CONT
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PartitionedDataSet::PartitionedDataSet(vtkm::Id size)
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{
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this->Partitions.reserve(static_cast<std::size_t>(size));
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}
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VTKM_CONT
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PartitionedDataSet::PartitionedDataSet()
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{
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}
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VTKM_CONT
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PartitionedDataSet::~PartitionedDataSet()
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{
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}
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VTKM_CONT
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PartitionedDataSet& PartitionedDataSet::operator=(const vtkm::cont::PartitionedDataSet& src)
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{
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this->Partitions = src.GetPartitions();
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return *this;
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}
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VTKM_CONT
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vtkm::cont::Field PartitionedDataSet::GetField(const std::string& field_name, int partition_index)
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{
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assert(partition_index >= 0);
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assert(static_cast<std::size_t>(partition_index) < this->Partitions.size());
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return this->Partitions[static_cast<std::size_t>(partition_index)].GetField(field_name);
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}
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VTKM_CONT
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vtkm::Id PartitionedDataSet::GetNumberOfPartitions() const
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{
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return static_cast<vtkm::Id>(this->Partitions.size());
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}
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VTKM_CONT
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const vtkm::cont::DataSet& PartitionedDataSet::GetPartition(vtkm::Id blockId) const
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{
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return this->Partitions[static_cast<std::size_t>(blockId)];
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}
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VTKM_CONT
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const std::vector<vtkm::cont::DataSet>& PartitionedDataSet::GetPartitions() const
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{
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return this->Partitions;
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}
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VTKM_CONT
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void PartitionedDataSet::AppendPartition(const vtkm::cont::DataSet& ds)
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{
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this->Partitions.insert(this->Partitions.end(), ds);
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}
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VTKM_CONT
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void PartitionedDataSet::AppendPartitions(const std::vector<vtkm::cont::DataSet>& partitions)
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{
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this->Partitions.insert(this->Partitions.end(), partitions.begin(), partitions.end());
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}
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VTKM_CONT
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void PartitionedDataSet::InsertPartition(vtkm::Id index, const vtkm::cont::DataSet& ds)
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{
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if (index <= static_cast<vtkm::Id>(this->Partitions.size()))
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{
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this->Partitions.insert(this->Partitions.begin() + index, ds);
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}
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else
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{
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std::string msg = "invalid insert position\n ";
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throw ErrorBadValue(msg);
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}
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}
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VTKM_CONT
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void PartitionedDataSet::ReplacePartition(vtkm::Id index, const vtkm::cont::DataSet& ds)
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{
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if (index < static_cast<vtkm::Id>(this->Partitions.size()))
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this->Partitions.at(static_cast<std::size_t>(index)) = ds;
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else
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{
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std::string msg = "invalid replace position\n ";
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throw ErrorBadValue(msg);
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}
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}
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VTKM_CONT
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void PartitionedDataSet::PrintSummary(std::ostream& stream) const
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{
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stream << "PartitionedDataSet [" << this->Partitions.size() << " partitions]:\n";
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for (size_t part = 0; part < this->Partitions.size(); ++part)
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{
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stream << "Partition " << part << ":\n";
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this->Partitions[part].PrintSummary(stream);
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}
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}
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}
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} // namespace vtkm::cont
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