mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-09-08 13:23:51 +00:00
04f020ae65
Reduces the amount of code that has to be generated. Also improves the number of arrays supported and has better support for deprecated versions of `GetRange`.
237 lines
10 KiB
C++
237 lines
10 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_Gradient_h
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#define vtk_m_filter_Gradient_h
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#include <vtkm/filter/vtkm_filter_gradient_export.h>
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#include <vtkm/filter/FilterField.h>
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#include <vtkm/cont/ArrayHandleSOA.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 A general filter for gradient estimation.
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/// Estimates the gradient of a point field in a data set. The created gradient array
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/// can be determined at either each point location or at the center of each cell.
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///
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/// The default for the filter is output as cell centered gradients.
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/// To enable point based gradient computation enable \c SetComputePointGradient
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///
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/// Note: If no explicit name for the output field is provided the filter will
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/// default to "Gradients"
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class VTKM_FILTER_GRADIENT_EXPORT Gradient : public vtkm::filter::FilterField<Gradient>
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{
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public:
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using SupportedTypes = vtkm::List<vtkm::Float32, vtkm::Float64, vtkm::Vec3f_32, vtkm::Vec3f_64>;
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/// When this flag is on (default is off), the gradient filter will provide a
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/// point based gradients, which are significantly more costly since for each
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/// point we need to compute the gradient of each cell that uses it.
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void SetComputePointGradient(bool enable) { ComputePointGradient = enable; }
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bool GetComputePointGradient() const { return ComputePointGradient; }
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/// Add divergence field to the output data. The name of the array
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/// will be Divergence and will be a cell field unless \c ComputePointGradient
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/// is enabled. The input array must have 3 components in order to
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/// compute this. The default is off.
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void SetComputeDivergence(bool enable) { ComputeDivergence = enable; }
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bool GetComputeDivergence() const { return ComputeDivergence; }
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/// Add voriticity/curl field to the output data. The name of the array
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/// will be Vorticity and will be a cell field unless \c ComputePointGradient
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/// is enabled. The input array must have 3 components in order to
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/// compute this. The default is off.
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void SetComputeVorticity(bool enable) { ComputeVorticity = enable; }
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bool GetComputeVorticity() const { return ComputeVorticity; }
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/// Add Q-criterion field to the output data. The name of the array
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/// will be QCriterion and will be a cell field unless \c ComputePointGradient
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/// is enabled. The input array must have 3 components in order to
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/// compute this. The default is off.
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void SetComputeQCriterion(bool enable) { ComputeQCriterion = enable; }
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bool GetComputeQCriterion() const { return ComputeQCriterion; }
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/// Add gradient field to the output data. The name of the array
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/// will be Gradients and will be a cell field unless \c ComputePointGradient
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/// is enabled. It is useful to turn this off when you are only interested
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/// in the results of Divergence, Vorticity, or QCriterion. The default is on.
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void SetComputeGradient(bool enable) { StoreGradient = enable; }
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bool GetComputeGradient() const { return StoreGradient; }
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/// Make the vector gradient output format be in FORTRAN Column-major order.
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/// This is only used when the input field is a vector field ( 3 components ).
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/// Enabling column-major is important if integrating with other projects
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/// such as VTK.
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/// Default: Row Order
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void SetColumnMajorOrdering() { RowOrdering = false; }
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/// Make the vector gradient output format be in C Row-major order.
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/// This is only used when the input field is a vector field ( 3 components ).
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/// Default: Row Order
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void SetRowMajorOrdering() { RowOrdering = true; }
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void SetDivergenceName(const std::string& name) { this->DivergenceName = name; }
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const std::string& GetDivergenceName() const { return this->DivergenceName; }
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void SetVorticityName(const std::string& name) { this->VorticityName = name; }
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const std::string& GetVorticityName() const { return this->VorticityName; }
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void SetQCriterionName(const std::string& name) { this->QCriterionName = name; }
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const std::string& GetQCriterionName() const { return this->QCriterionName; }
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template <typename T, typename StorageType, typename DerivedPolicy>
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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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vtkm::filter::PolicyBase<DerivedPolicy> policy);
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private:
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bool ComputePointGradient = false;
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bool ComputeDivergence = false;
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bool ComputeVorticity = false;
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bool ComputeQCriterion = false;
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bool StoreGradient = true;
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bool RowOrdering = true;
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std::string DivergenceName = "Divergence";
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std::string GradientsName = "Gradients";
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std::string QCriterionName = "QCriterion";
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std::string VorticityName = "Vorticity";
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};
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#ifndef vtkm_filter_Gradient_cxx
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extern template VTKM_FILTER_GRADIENT_TEMPLATE_EXPORT vtkm::cont::DataSet Gradient::DoExecute(
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const vtkm::cont::DataSet&,
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const vtkm::cont::ArrayHandle<vtkm::Float32>&,
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const vtkm::filter::FieldMetadata&,
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vtkm::filter::PolicyBase<vtkm::filter::PolicyDefault>);
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#ifndef VTKM_NO_DEPRECATED_VIRTUAL
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VTKM_DEPRECATED_SUPPRESS_BEGIN
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extern template VTKM_FILTER_GRADIENT_TEMPLATE_EXPORT vtkm::cont::DataSet Gradient::DoExecute(
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const vtkm::cont::DataSet&,
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const vtkm::cont::ArrayHandle<vtkm::Float32, vtkm::cont::StorageTagVirtual>&,
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const vtkm::filter::FieldMetadata&,
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vtkm::filter::PolicyBase<vtkm::filter::PolicyDefault>);
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VTKM_DEPRECATED_SUPPRESS_END
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#endif
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extern template VTKM_FILTER_GRADIENT_TEMPLATE_EXPORT vtkm::cont::DataSet Gradient::DoExecute(
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const vtkm::cont::DataSet&,
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const vtkm::cont::ArrayHandle<vtkm::Float64>&,
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const vtkm::filter::FieldMetadata&,
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vtkm::filter::PolicyBase<vtkm::filter::PolicyDefault>);
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#ifndef VTKM_NO_DEPRECATED_VIRTUAL
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VTKM_DEPRECATED_SUPPRESS_BEGIN
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extern template VTKM_FILTER_GRADIENT_TEMPLATE_EXPORT vtkm::cont::DataSet Gradient::DoExecute(
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const vtkm::cont::DataSet&,
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const vtkm::cont::ArrayHandle<vtkm::Float64, vtkm::cont::StorageTagVirtual>&,
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const vtkm::filter::FieldMetadata&,
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vtkm::filter::PolicyBase<vtkm::filter::PolicyDefault>);
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VTKM_DEPRECATED_SUPPRESS_END
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#endif
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extern template VTKM_FILTER_GRADIENT_TEMPLATE_EXPORT vtkm::cont::DataSet Gradient::DoExecute(
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const vtkm::cont::DataSet&,
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const vtkm::cont::ArrayHandle<vtkm::Vec3f_32>&,
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const vtkm::filter::FieldMetadata&,
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vtkm::filter::PolicyBase<vtkm::filter::PolicyDefault>);
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extern template VTKM_FILTER_GRADIENT_TEMPLATE_EXPORT vtkm::cont::DataSet Gradient::DoExecute(
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const vtkm::cont::DataSet&,
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const vtkm::cont::ArrayHandle<vtkm::Vec3f_32, vtkm::cont::StorageTagSOA>&,
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const vtkm::filter::FieldMetadata&,
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vtkm::filter::PolicyBase<vtkm::filter::PolicyDefault>);
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#ifndef VTKM_NO_DEPRECATED_VIRTUAL
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VTKM_DEPRECATED_SUPPRESS_BEGIN
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extern template VTKM_FILTER_GRADIENT_TEMPLATE_EXPORT vtkm::cont::DataSet Gradient::DoExecute(
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const vtkm::cont::DataSet&,
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const vtkm::cont::ArrayHandle<vtkm::Vec3f_32, vtkm::cont::StorageTagVirtual>&,
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const vtkm::filter::FieldMetadata&,
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vtkm::filter::PolicyBase<vtkm::filter::PolicyDefault>);
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VTKM_DEPRECATED_SUPPRESS_END
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#endif
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extern template VTKM_FILTER_GRADIENT_TEMPLATE_EXPORT vtkm::cont::DataSet Gradient::DoExecute(
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const vtkm::cont::DataSet&,
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const vtkm::cont::ArrayHandle<vtkm::Vec3f_64>&,
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const vtkm::filter::FieldMetadata&,
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vtkm::filter::PolicyBase<vtkm::filter::PolicyDefault>);
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extern template VTKM_FILTER_GRADIENT_TEMPLATE_EXPORT vtkm::cont::DataSet Gradient::DoExecute(
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const vtkm::cont::DataSet&,
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const vtkm::cont::ArrayHandle<vtkm::Vec3f_64, vtkm::cont::StorageTagSOA>&,
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const vtkm::filter::FieldMetadata&,
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vtkm::filter::PolicyBase<vtkm::filter::PolicyDefault>);
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#ifndef VTKM_NO_DEPRECATED_VIRTUAL
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VTKM_DEPRECATED_SUPPRESS_BEGIN
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extern template VTKM_FILTER_GRADIENT_TEMPLATE_EXPORT vtkm::cont::DataSet Gradient::DoExecute(
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const vtkm::cont::DataSet&,
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const vtkm::cont::ArrayHandle<vtkm::Vec3f_64, vtkm::cont::StorageTagVirtual>&,
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const vtkm::filter::FieldMetadata&,
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vtkm::filter::PolicyBase<vtkm::filter::PolicyDefault>);
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VTKM_DEPRECATED_SUPPRESS_END
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#endif
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extern template VTKM_FILTER_GRADIENT_TEMPLATE_EXPORT vtkm::cont::DataSet Gradient::DoExecute(
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const vtkm::cont::DataSet&,
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const vtkm::cont::ArrayHandle<vtkm::Vec3f, vtkm::cont::StorageTagUniformPoints>&,
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const vtkm::filter::FieldMetadata&,
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vtkm::filter::PolicyBase<vtkm::filter::PolicyDefault>);
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extern template VTKM_FILTER_GRADIENT_TEMPLATE_EXPORT vtkm::cont::DataSet Gradient::DoExecute(
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const vtkm::cont::DataSet&,
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const vtkm::cont::ArrayHandle<
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vtkm::Vec3f_32,
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vtkm::cont::StorageTagCartesianProduct<vtkm::cont::StorageTagBasic,
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vtkm::cont::StorageTagBasic,
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vtkm::cont::StorageTagBasic>>&,
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const vtkm::filter::FieldMetadata&,
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vtkm::filter::PolicyBase<vtkm::filter::PolicyDefault>);
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extern template VTKM_FILTER_GRADIENT_TEMPLATE_EXPORT vtkm::cont::DataSet Gradient::DoExecute(
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const vtkm::cont::DataSet&,
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const vtkm::cont::ArrayHandle<
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vtkm::Vec3f_64,
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vtkm::cont::StorageTagCartesianProduct<vtkm::cont::StorageTagBasic,
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vtkm::cont::StorageTagBasic,
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vtkm::cont::StorageTagBasic>>&,
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const vtkm::filter::FieldMetadata&,
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vtkm::filter::PolicyBase<vtkm::filter::PolicyDefault>);
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#ifdef VTKM_ADD_XGC_DEFAULT_TYPES
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extern template VTKM_FILTER_GRADIENT_TEMPLATE_EXPORT vtkm::cont::DataSet Gradient::DoExecute(
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const vtkm::cont::DataSet&,
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const vtkm::cont::ArrayHandle<vtkm::Vec<float, 3>, vtkm::cont::StorageTagXGCCoordinates>&,
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const vtkm::filter::FieldMetadata&,
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vtkm::filter::PolicyBase<vtkm::filter::PolicyDefault>);
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extern template VTKM_FILTER_GRADIENT_TEMPLATE_EXPORT vtkm::cont::DataSet Gradient::DoExecute(
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const vtkm::cont::DataSet&,
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const vtkm::cont::ArrayHandle<vtkm::Vec<double, 3>, vtkm::cont::StorageTagXGCCoordinates>&,
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const vtkm::filter::FieldMetadata&,
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vtkm::filter::PolicyBase<vtkm::filter::PolicyDefault>);
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#endif
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#endif //vtkm_filter_Gradient_cxx
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}
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} // namespace vtkm::filter
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#endif // vtk_m_filter_Gradient_h
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