mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-09-19 10:35:42 +00:00
78 lines
2.7 KiB
C++
78 lines
2.7 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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#ifndef vtk_m_filter_ZFPDecompressor1D_h
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#define vtk_m_filter_ZFPDecompressor1D_h
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#include <vtkm/filter/FilterField.h>
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#include <vtkm/worklet/ZFP1DDecompress.h>
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#include <vtkm/worklet/zfp/ZFPTools.h>
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namespace vtkm
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{
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namespace filter
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{
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/// \brief Compress a scalar field using ZFP
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/// Takes as input a 1D array and generates on
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/// output of compressed data.
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/// @warning
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/// This filter is currently only supports 1D volumes.
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class ZFPDecompressor1D : public vtkm::filter::FilterField<ZFPDecompressor1D>
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{
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public:
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VTKM_CONT
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ZFPDecompressor1D();
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void SetRate(vtkm::Float64 _rate) { rate = _rate; }
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vtkm::Float64 GetRate() { return rate; }
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template <typename T, typename StorageType, typename DerivedPolicy>
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VTKM_CONT vtkm::cont::DataSet DoExecute(const vtkm::cont::DataSet& input,
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const vtkm::cont::ArrayHandle<T, StorageType>& field,
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const vtkm::filter::FieldMetadata& fieldMeta,
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const vtkm::filter::PolicyBase<DerivedPolicy>& policy);
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template <typename StorageType, typename DerivedPolicy>
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VTKM_CONT vtkm::cont::DataSet DoExecute(
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const vtkm::cont::DataSet& input,
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const vtkm::cont::ArrayHandle<vtkm::Int64, StorageType>& field,
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const vtkm::filter::FieldMetadata& fieldMeta,
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const vtkm::filter::PolicyBase<DerivedPolicy>& policy);
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//Map a new field onto the resulting dataset after running the filter
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//this call is only valid
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template <typename T, typename StorageType, typename DerivedPolicy>
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VTKM_CONT bool DoMapField(vtkm::cont::DataSet& result,
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const vtkm::cont::ArrayHandle<T, StorageType>& input,
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const vtkm::filter::FieldMetadata& fieldMeta,
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const vtkm::filter::PolicyBase<DerivedPolicy>& policy);
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private:
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vtkm::Float64 rate;
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vtkm::worklet::ZFP1DDecompressor decompressor;
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};
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template <>
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class FilterTraits<ZFPDecompressor1D>
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{
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public:
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struct TypeListTagZFP1DScalars
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: vtkm::ListTagBase<vtkm::Int32, vtkm::Int64, vtkm::Float32, vtkm::Float64>
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{
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};
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using InputFieldTypeList = TypeListTagZFP1DScalars;
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};
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}
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} // namespace vtkm::filter
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#include <vtkm/filter/ZFPDecompressor1D.hxx>
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#endif // vtk_m_filter_ZFPDecompressor1D_h
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