mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-10-06 02:18:58 +00:00
b5415169e2
First, be more explicit when we mean a range of values in a field or a spacial bounds. Use the Range and Bounds structs in Field and CoordinateSystem to make all of this more clear (and reduce a bit of code as well).
87 lines
3.3 KiB
C++
87 lines
3.3 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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namespace vtkm {
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namespace filter {
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namespace
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{
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template<typename DerivedPolicy,
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typename DeviceAdapter>
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vtkm::Bounds compute_bounds(const vtkm::cont::CoordinateSystem& coords,
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const vtkm::filter::PolicyBase<DerivedPolicy>&,
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const DeviceAdapter& tag)
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{
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typedef typename DerivedPolicy::CoordinateTypeList TypeList;
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typedef typename DerivedPolicy::CoordinateStorageList StorageList;
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return coords.GetBounds(tag, TypeList(), StorageList());
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}
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}
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//-----------------------------------------------------------------------------
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VertexClustering::VertexClustering():
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vtkm::filter::FilterDataSet<VertexClustering>(),
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NumberOfDivisions(256, 256, 256)
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{
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}
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//-----------------------------------------------------------------------------
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template<typename DerivedPolicy,
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typename DeviceAdapter>
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vtkm::filter::ResultDataSet VertexClustering::DoExecute(const vtkm::cont::DataSet& input,
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const vtkm::filter::PolicyBase<DerivedPolicy>& policy,
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const DeviceAdapter& tag)
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{
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// todo this code needs to obey the policy for what storage types
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// the output should use
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vtkm::worklet::VertexClustering clustering;
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//need to compute bounds first
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vtkm::Bounds bounds =
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compute_bounds(input.GetCoordinateSystem(), policy, tag);
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vtkm::cont::DataSet outDataSet = clustering.Run(vtkm::filter::ApplyPolicyUnstructured(input.GetCellSet(), policy),
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vtkm::filter::ApplyPolicy(input.GetCoordinateSystem(), policy),
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bounds,
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this->GetNumberOfDivisions(),
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tag);
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return vtkm::filter::ResultDataSet(outDataSet);
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}
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//-----------------------------------------------------------------------------
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template<typename T,
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typename StorageType,
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typename DerivedPolicy,
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typename DeviceAdapter>
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bool VertexClustering::DoMapField(vtkm::filter::ResultDataSet&,
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const vtkm::cont::ArrayHandle<T, StorageType>&,
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const vtkm::filter::FieldMetadata&,
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const vtkm::filter::PolicyBase<DerivedPolicy>&,
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const DeviceAdapter&)
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{
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return false;
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}
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}
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}
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