mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-07-11 09:33:37 +00:00
8f025a2c56
This commit makes `LineRenderer` and `TextRenderer` to batch line and text rendering. Batching them has shown a significant speedup, especially when usin CUDA.
57 lines
1.7 KiB
C++
57 lines
1.7 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_rendering_LineRenderer_h
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#define vtk_m_rendering_LineRenderer_h
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#include <vtkm/Matrix.h>
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#include <vtkm/rendering/Canvas.h>
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#include <vtkm/rendering/Color.h>
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#include <vtkm/rendering/vtkm_rendering_export.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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class LineRendererBatcher;
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class VTKM_RENDERING_EXPORT LineRenderer
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{
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public:
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VTKM_CONT
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LineRenderer(const vtkm::rendering::Canvas* canvas,
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vtkm::Matrix<vtkm::Float32, 4, 4> transform,
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vtkm::rendering::LineRendererBatcher* lineBatcher);
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VTKM_CONT
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void RenderLine(const vtkm::Vec2f_64& point0,
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const vtkm::Vec2f_64& point1,
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vtkm::Float32 lineWidth,
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const vtkm::rendering::Color& color);
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VTKM_CONT
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void RenderLine(const vtkm::Vec3f_64& point0,
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const vtkm::Vec3f_64& point1,
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vtkm::Float32 lineWidth,
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const vtkm::rendering::Color& color);
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private:
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VTKM_CONT
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vtkm::Vec3f_32 TransformPoint(const vtkm::Vec3f_64& point) const;
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const vtkm::rendering::Canvas* Canvas;
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vtkm::Matrix<vtkm::Float32, 4, 4> Transform;
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vtkm::rendering::LineRendererBatcher* LineBatcher;
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}; // class LineRenderer
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}
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} // namespace vtkm::rendering
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#endif // vtk_m_rendering_LineRenderer_h
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