mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-09-19 18:45:43 +00:00
88 lines
3.5 KiB
C++
88 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_rendering_Mapper_h
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#define vtk_m_rendering_Mapper_h
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#include <vtkm/cont/ColorTable.h>
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#include <vtkm/cont/CoordinateSystem.h>
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#include <vtkm/cont/Field.h>
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#include <vtkm/cont/PartitionedDataSet.h>
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#include <vtkm/cont/UnknownCellSet.h>
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#include <vtkm/rendering/Camera.h>
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#include <vtkm/rendering/Canvas.h>
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namespace vtkm
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{
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namespace rendering
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{
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/// @brief Converts data into commands to a rendering system.
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///
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/// This is the base class for all mapper classes in VTK-m. Different concrete
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/// derived classes can provide different representations and rendering techniques.
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class VTKM_RENDERING_EXPORT Mapper
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{
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public:
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VTKM_CONT
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Mapper() {}
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virtual ~Mapper();
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virtual void RenderCells(const vtkm::cont::UnknownCellSet& cellset,
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const vtkm::cont::CoordinateSystem& coords,
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const vtkm::cont::Field& scalarField,
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const vtkm::cont::ColorTable& colorTable,
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const vtkm::rendering::Camera& camera,
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const vtkm::Range& scalarRange);
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void RenderCells(const vtkm::cont::UnknownCellSet& cellset,
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const vtkm::cont::CoordinateSystem& coords,
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const vtkm::cont::Field& scalarField,
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const vtkm::cont::ColorTable& colorTable,
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const vtkm::rendering::Camera& camera,
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const vtkm::Range& scalarRange,
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const vtkm::cont::Field& ghostField);
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virtual void RenderCellsPartitioned(const vtkm::cont::PartitionedDataSet partitionedData,
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const std::string fieldName,
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const vtkm::cont::ColorTable& colorTable,
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const vtkm::rendering::Camera& camera,
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const vtkm::Range& scalarRange);
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virtual void SetActiveColorTable(const vtkm::cont::ColorTable& ct);
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virtual void SetCanvas(vtkm::rendering::Canvas* canvas) = 0;
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virtual vtkm::rendering::Canvas* GetCanvas() const = 0;
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virtual vtkm::rendering::Mapper* NewCopy() const = 0;
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virtual void SetLogarithmX(bool l);
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virtual void SetLogarithmY(bool l);
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protected:
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vtkm::cont::ArrayHandle<vtkm::Vec4f_32> ColorMap;
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bool LogarithmX = false;
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bool LogarithmY = false;
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// for the volume renderer sorting back to front gives better results for transarent colors, which is the default
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// but for the raytracer front to back is better.
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bool SortBackToFront = true;
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virtual void RenderCellsImpl(const vtkm::cont::UnknownCellSet& cellset,
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const vtkm::cont::CoordinateSystem& coords,
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const vtkm::cont::Field& scalarField,
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const vtkm::cont::ColorTable& colorTable,
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const vtkm::rendering::Camera& camera,
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const vtkm::Range& scalarRange,
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const vtkm::cont::Field& ghostField) = 0;
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};
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}
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} //namespace vtkm::rendering
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#endif //vtk_m_rendering_Mapper_h
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