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https://gitlab.kitware.com/vtk/vtk-m
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dd9dc19410
e4923823b Add comment for extra casts for compiler warnings. 98d4df79a compiler warnings. a11bc1769 compiler warnings. 5646527b6 cleanup for LCS filter. 29c21cdbc Code cleanup. Update Lagranian filter to use vtkm::Particle 136aba429 Cleanup for streamsurface. 85fc73fc4 Updates for streamline/pathline filter. 33ba234d5 code cleanup ... Acked-by: Kitware Robot <kwrobot@kitware.com> Merge-request: !1854
71 lines
2.4 KiB
C++
71 lines
2.4 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_Streamline_h
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#define vtk_m_filter_Streamline_h
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#include <vtkm/filter/FilterDataSetWithField.h>
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#include <vtkm/worklet/ParticleAdvection.h>
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#include <vtkm/worklet/particleadvection/GridEvaluators.h>
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#include <vtkm/worklet/particleadvection/Integrators.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 generate streamlines from a vector field.
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/// Takes as input a vector field and seed locations and generates the
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/// paths taken by the seeds through the vector field.
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class Streamline : public vtkm::filter::FilterDataSetWithField<Streamline>
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{
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public:
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using SupportedTypes = vtkm::TypeListFieldVec3;
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VTKM_CONT
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Streamline();
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VTKM_CONT
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void SetStepSize(vtkm::FloatDefault s) { this->StepSize = s; }
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VTKM_CONT
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void SetNumberOfSteps(vtkm::Id n) { this->NumberOfSteps = n; }
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VTKM_CONT
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void SetSeeds(vtkm::cont::ArrayHandle<vtkm::Particle>& seeds);
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template <typename T, 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::Vec<T, 3>, 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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vtkm::filter::PolicyBase<DerivedPolicy> policy);
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private:
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vtkm::Id NumberOfSteps;
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vtkm::FloatDefault StepSize;
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vtkm::cont::ArrayHandle<vtkm::Particle> Seeds;
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vtkm::worklet::Streamline Worklet;
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};
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}
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} // namespace vtkm::filter
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#include <vtkm/filter/Streamline.hxx>
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#endif // vtk_m_filter_Streamline_h
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