bddad9b386
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.
236 lines
6.4 KiB
C++
236 lines
6.4 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/ErrorFilterExecution.h>
|
|
|
|
namespace
|
|
{
|
|
|
|
// Needed to CompactPoints
|
|
template <typename BasePolicy>
|
|
struct CellSetSingleTypePolicy : public BasePolicy
|
|
{
|
|
using AllCellSetList = vtkm::cont::CellSetListTagUnstructured;
|
|
};
|
|
|
|
template <typename DerivedPolicy>
|
|
inline vtkm::filter::PolicyBase<CellSetSingleTypePolicy<DerivedPolicy>> GetCellSetSingleTypePolicy(
|
|
const vtkm::filter::PolicyBase<DerivedPolicy>&)
|
|
{
|
|
return vtkm::filter::PolicyBase<CellSetSingleTypePolicy<DerivedPolicy>>();
|
|
}
|
|
|
|
// Predicate for values less than minimum
|
|
class ValuesBelow
|
|
{
|
|
public:
|
|
VTKM_CONT
|
|
ValuesBelow(const vtkm::Float64& value)
|
|
: Value(value)
|
|
{
|
|
}
|
|
|
|
template <typename ScalarType>
|
|
VTKM_EXEC bool operator()(const ScalarType& value) const
|
|
{
|
|
return value <= static_cast<ScalarType>(this->Value);
|
|
}
|
|
|
|
private:
|
|
vtkm::Float64 Value;
|
|
};
|
|
|
|
// Predicate for values greater than maximum
|
|
class ValuesAbove
|
|
{
|
|
public:
|
|
VTKM_CONT
|
|
ValuesAbove(const vtkm::Float64& value)
|
|
: Value(value)
|
|
{
|
|
}
|
|
|
|
template <typename ScalarType>
|
|
VTKM_EXEC bool operator()(const ScalarType& value) const
|
|
{
|
|
return value >= static_cast<ScalarType>(this->Value);
|
|
}
|
|
|
|
private:
|
|
vtkm::Float64 Value;
|
|
};
|
|
|
|
// Predicate for values between minimum and maximum
|
|
|
|
class ValuesBetween
|
|
{
|
|
public:
|
|
VTKM_CONT
|
|
ValuesBetween(const vtkm::Float64& lower, const vtkm::Float64& upper)
|
|
: Lower(lower)
|
|
, Upper(upper)
|
|
{
|
|
}
|
|
|
|
template <typename ScalarType>
|
|
VTKM_EXEC bool operator()(const ScalarType& value) const
|
|
{
|
|
return value >= static_cast<ScalarType>(this->Lower) &&
|
|
value <= static_cast<ScalarType>(this->Upper);
|
|
}
|
|
|
|
private:
|
|
vtkm::Float64 Lower;
|
|
vtkm::Float64 Upper;
|
|
};
|
|
}
|
|
|
|
namespace vtkm
|
|
{
|
|
namespace filter
|
|
{
|
|
|
|
const int THRESHOLD_BELOW = 0;
|
|
const int THRESHOLD_ABOVE = 1;
|
|
const int THRESHOLD_BETWEEN = 2;
|
|
|
|
//-----------------------------------------------------------------------------
|
|
inline VTKM_CONT ThresholdPoints::ThresholdPoints()
|
|
: vtkm::filter::FilterDataSetWithField<ThresholdPoints>()
|
|
, LowerValue(0)
|
|
, UpperValue(0)
|
|
, ThresholdType(THRESHOLD_BETWEEN)
|
|
, CompactPoints(false)
|
|
{
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
inline VTKM_CONT void ThresholdPoints::SetThresholdBelow(const vtkm::Float64 value)
|
|
{
|
|
this->SetLowerThreshold(value);
|
|
this->SetUpperThreshold(value);
|
|
this->ThresholdType = THRESHOLD_BELOW;
|
|
}
|
|
|
|
inline VTKM_CONT void ThresholdPoints::SetThresholdAbove(const vtkm::Float64 value)
|
|
{
|
|
this->SetLowerThreshold(value);
|
|
this->SetUpperThreshold(value);
|
|
this->ThresholdType = THRESHOLD_ABOVE;
|
|
}
|
|
|
|
inline VTKM_CONT void ThresholdPoints::SetThresholdBetween(const vtkm::Float64 value1,
|
|
const vtkm::Float64 value2)
|
|
{
|
|
this->SetLowerThreshold(value1);
|
|
this->SetUpperThreshold(value2);
|
|
this->ThresholdType = THRESHOLD_BETWEEN;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
template <typename T, typename StorageType, typename DerivedPolicy>
|
|
inline VTKM_CONT vtkm::cont::DataSet ThresholdPoints::DoExecute(
|
|
const vtkm::cont::DataSet& input,
|
|
const vtkm::cont::ArrayHandle<T, StorageType>& field,
|
|
const vtkm::filter::FieldMetadata& fieldMeta,
|
|
vtkm::filter::PolicyBase<DerivedPolicy> policy)
|
|
{
|
|
// extract the input cell set
|
|
const vtkm::cont::DynamicCellSet& cells = input.GetCellSet(this->GetActiveCellSetIndex());
|
|
|
|
// field to threshold on must be a point field
|
|
if (fieldMeta.IsPointField() == false)
|
|
{
|
|
throw vtkm::cont::ErrorFilterExecution("Point field expected.");
|
|
}
|
|
|
|
// run the worklet on the cell set and input field
|
|
vtkm::cont::CellSetSingleType<> outCellSet;
|
|
vtkm::worklet::ThresholdPoints worklet;
|
|
|
|
switch (this->ThresholdType)
|
|
{
|
|
case THRESHOLD_BELOW:
|
|
{
|
|
outCellSet = worklet.Run(
|
|
vtkm::filter::ApplyPolicy(cells, policy), field, ValuesBelow(this->GetLowerThreshold()));
|
|
break;
|
|
}
|
|
case THRESHOLD_ABOVE:
|
|
{
|
|
outCellSet = worklet.Run(
|
|
vtkm::filter::ApplyPolicy(cells, policy), field, ValuesAbove(this->GetUpperThreshold()));
|
|
break;
|
|
}
|
|
case THRESHOLD_BETWEEN:
|
|
default:
|
|
{
|
|
outCellSet = worklet.Run(vtkm::filter::ApplyPolicy(cells, policy),
|
|
field,
|
|
ValuesBetween(this->GetLowerThreshold(), this->GetUpperThreshold()));
|
|
break;
|
|
}
|
|
}
|
|
|
|
// create the output dataset
|
|
vtkm::cont::DataSet output;
|
|
output.AddCellSet(outCellSet);
|
|
output.AddCoordinateSystem(input.GetCoordinateSystem(this->GetActiveCoordinateSystemIndex()));
|
|
|
|
// compact the unused points in the output dataset
|
|
if (this->CompactPoints)
|
|
{
|
|
this->Compactor.SetCompactPointFields(true);
|
|
return this->Compactor.DoExecute(output, GetCellSetSingleTypePolicy(policy));
|
|
}
|
|
else
|
|
{
|
|
return output;
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
template <typename T, typename StorageType, typename DerivedPolicy>
|
|
inline VTKM_CONT bool ThresholdPoints::DoMapField(
|
|
vtkm::cont::DataSet& result,
|
|
const vtkm::cont::ArrayHandle<T, StorageType>& input,
|
|
const vtkm::filter::FieldMetadata& fieldMeta,
|
|
vtkm::filter::PolicyBase<DerivedPolicy> policy)
|
|
{
|
|
// point data is copied as is because it was not collapsed
|
|
if (fieldMeta.IsPointField())
|
|
{
|
|
if (this->CompactPoints)
|
|
{
|
|
return this->Compactor.DoMapField(result, input, fieldMeta, policy);
|
|
}
|
|
else
|
|
{
|
|
result.AddField(fieldMeta.AsField(input));
|
|
return true;
|
|
}
|
|
}
|
|
|
|
// cell data does not apply
|
|
return false;
|
|
}
|
|
}
|
|
}
|