mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-09-08 13:23:51 +00:00
95 lines
3.5 KiB
C++
95 lines
3.5 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_FieldToColors_h
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#define vtk_m_filter_FieldToColors_h
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#include <vtkm/cont/ColorTable.h>
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#include <vtkm/filter/FilterField.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 Convert an arbitrary field to an RGB or RGBA field
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///
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class FieldToColors : public vtkm::filter::FilterField<FieldToColors>
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{
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public:
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VTKM_CONT
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FieldToColors(const vtkm::cont::ColorTable& table = vtkm::cont::ColorTable());
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enum FieldToColorsInputMode
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{
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SCALAR,
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MAGNITUDE,
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COMPONENT
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};
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enum FieldToColorsOutputMode
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{
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RGB,
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RGBA
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};
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void SetColorTable(const vtkm::cont::ColorTable& table)
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{
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this->Table = table;
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this->ModifiedCount = -1;
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}
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const vtkm::cont::ColorTable& GetColorTable() const { return this->Table; }
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void SetMappingMode(FieldToColorsInputMode mode) { this->InputMode = mode; }
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void SetMappingToScalar() { this->InputMode = FieldToColorsInputMode::SCALAR; }
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void SetMappingToMagnitude() { this->InputMode = FieldToColorsInputMode::MAGNITUDE; }
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void SetMappingToComponent() { this->InputMode = FieldToColorsInputMode::COMPONENT; }
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FieldToColorsInputMode GetMappingMode() const { return this->InputMode; }
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bool IsMappingScalar() const { return this->InputMode == FieldToColorsInputMode::SCALAR; }
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bool IsMappingMagnitude() const { return this->InputMode == FieldToColorsInputMode::MAGNITUDE; }
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bool IsMappingComponent() const { return this->InputMode == FieldToColorsInputMode::COMPONENT; }
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void SetMappingComponent(vtkm::IdComponent comp) { this->Component = comp; }
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vtkm::IdComponent GetMappingComponent() const { return this->Component; }
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void SetOutputMode(FieldToColorsOutputMode mode) { this->OutputMode = mode; }
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void SetOutputToRGB() { this->OutputMode = FieldToColorsOutputMode::RGB; }
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void SetOutputToRGBA() { this->OutputMode = FieldToColorsOutputMode::RGBA; }
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FieldToColorsOutputMode GetOutputMode() const { return this->OutputMode; }
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bool IsOutputRGB() const { return this->OutputMode == FieldToColorsOutputMode::RGB; }
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bool IsOutputRGBA() const { return this->OutputMode == FieldToColorsOutputMode::RGBA; }
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void SetNumberOfSamplingPoints(vtkm::Int32 count);
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vtkm::Int32 GetNumberOfSamplingPoints() const { return this->SampleCount; }
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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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vtkm::filter::PolicyBase<DerivedPolicy> policy);
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private:
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vtkm::cont::ColorTable Table;
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FieldToColorsInputMode InputMode;
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FieldToColorsOutputMode OutputMode;
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vtkm::cont::ColorTableSamplesRGB SamplesRGB;
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vtkm::cont::ColorTableSamplesRGBA SamplesRGBA;
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vtkm::IdComponent Component;
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vtkm::Int32 SampleCount;
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vtkm::Id ModifiedCount;
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};
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}
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} // namespace vtkm::filter
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#include <vtkm/filter/FieldToColors.hxx>
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#endif // vtk_m_filter_FieldToColors_h
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