vtk-m/vtkm/filter/SplitSharpEdges.hxx
Kenneth Moreland bddad9b386 Remove TryExecute from filters
Now that the dispatcher does its own TryExecute, filters do not need to
do that. This change requires all worklets called by filters to be able
to execute without knowing the device a priori.
2018-10-16 15:59:53 -06:00

94 lines
3.2 KiB
C++

//============================================================================
// Copyright (c) Kitware, Inc.
// All rights reserved.
// See LICENSE.txt for details.
// This software is distributed WITHOUT ANY WARRANTY; without even
// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
// PURPOSE. See the above copyright notice for more information.
//
// Copyright 2014 National Technology & Engineering Solutions of Sandia, LLC (NTESS).
// Copyright 2014 UT-Battelle, LLC.
// Copyright 2014 Los Alamos National Security.
//
// Under the terms of Contract DE-NA0003525 with NTESS,
// the U.S. Government retains certain rights in this software.
//
// Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
// Laboratory (LANL), the U.S. Government retains certain rights in
// this software.
//============================================================================
#include <vtkm/cont/ArrayHandlePermutation.h>
#include <vtkm/cont/CellSetExplicit.h>
#include <vtkm/cont/CoordinateSystem.h>
#include <vtkm/cont/DynamicCellSet.h>
#include <vtkm/worklet/DispatcherMapTopology.h>
namespace vtkm
{
namespace filter
{
//-----------------------------------------------------------------------------
inline VTKM_CONT SplitSharpEdges::SplitSharpEdges()
: vtkm::filter::FilterDataSetWithField<SplitSharpEdges>()
, FeatureAngle(30.0)
{
}
//-----------------------------------------------------------------------------
template <typename T, typename StorageType, typename DerivedPolicy>
inline VTKM_CONT vtkm::cont::DataSet SplitSharpEdges::DoExecute(
const vtkm::cont::DataSet& input,
const vtkm::cont::ArrayHandle<T, StorageType>& field,
const vtkm::filter::FieldMetadata& vtkmNotUsed(fieldMeta),
vtkm::filter::PolicyBase<DerivedPolicy> policy)
{
// Get the cells and coordinates of the dataset
const vtkm::cont::DynamicCellSet& cells = input.GetCellSet(this->GetActiveCellSetIndex());
vtkm::cont::ArrayHandle<vtkm::Vec<vtkm::FloatDefault, 3>> newCoords;
vtkm::cont::CellSetExplicit<> newCellset;
this->Worklet.Run(vtkm::filter::ApplyPolicy(cells, policy),
this->FeatureAngle,
field,
input.GetCoordinateSystem().GetData(),
newCoords,
newCellset);
vtkm::cont::DataSet output;
output.AddCellSet(newCellset);
output.AddCoordinateSystem(
vtkm::cont::CoordinateSystem(input.GetCoordinateSystem().GetName(), newCoords));
return output;
}
//-----------------------------------------------------------------------------
template <typename T, typename StorageType, typename DerivedPolicy>
inline VTKM_CONT bool SplitSharpEdges::DoMapField(
vtkm::cont::DataSet& result,
const vtkm::cont::ArrayHandle<T, StorageType>& input,
const vtkm::filter::FieldMetadata& fieldMeta,
vtkm::filter::PolicyBase<DerivedPolicy>)
{
if (fieldMeta.IsPointField())
{
// We copy the input handle to the result dataset, reusing the metadata
vtkm::cont::ArrayHandle<T> out = this->Worklet.ProcessPointField(input);
result.AddField(fieldMeta.AsField(out));
return true;
}
else if (fieldMeta.IsCellField())
{
result.AddField(fieldMeta.AsField(input));
return true;
}
else
{
return false;
}
}
}
}