mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-07-11 09:33:37 +00:00
a2ab460f5d
We have been doing a better job at hiding device code (and moving code into libraries). Smoke out source that no longer needs to be compiled by device compilers.
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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#include <vtkm/rendering/LineRenderer.h>
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#include <vtkm/Transform3D.h>
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#include <vtkm/cont/TryExecute.h>
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#include <vtkm/rendering/LineRendererBatcher.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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LineRenderer::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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: Canvas(canvas)
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, Transform(transform)
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, LineBatcher(lineBatcher)
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{
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}
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void LineRenderer::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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{
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RenderLine(vtkm::make_Vec(point0[0], point0[1], 0.0),
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vtkm::make_Vec(point1[0], point1[1], 0.0),
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lineWidth,
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color);
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}
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void LineRenderer::RenderLine(const vtkm::Vec3f_64& point0,
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const vtkm::Vec3f_64& point1,
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vtkm::Float32 vtkmNotUsed(lineWidth),
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const vtkm::rendering::Color& color)
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{
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vtkm::Vec3f_32 p0 = TransformPoint(point0);
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vtkm::Vec3f_32 p1 = TransformPoint(point1);
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this->LineBatcher->BatchLine(p0, p1, color);
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}
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vtkm::Vec3f_32 LineRenderer::TransformPoint(const vtkm::Vec3f_64& point) const
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{
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vtkm::Vec4f_32 temp(static_cast<vtkm::Float32>(point[0]),
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static_cast<vtkm::Float32>(point[1]),
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static_cast<vtkm::Float32>(point[2]),
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1.0f);
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temp = vtkm::MatrixMultiply(Transform, temp);
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vtkm::Vec3f_32 p;
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for (vtkm::IdComponent i = 0; i < 3; ++i)
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{
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p[i] = static_cast<vtkm::Float32>(temp[i] / temp[3]);
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}
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p[0] = (p[0] * 0.5f + 0.5f) * static_cast<vtkm::Float32>(Canvas->GetWidth());
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p[1] = (p[1] * 0.5f + 0.5f) * static_cast<vtkm::Float32>(Canvas->GetHeight());
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p[2] = (p[2] * 0.5f + 0.5f) - 0.001f;
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return p;
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}
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}
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} // namespace vtkm::rendering
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