mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-10-05 09:59:12 +00:00
70 lines
2.7 KiB
C++
70 lines
2.7 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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// 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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// Copyright 2016 National Technology & Engineering Solutions of Sandia, LLC (NTESS).
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// Copyright 2016 UT-Battelle, LLC.
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// Copyright 2016 Los Alamos National Security.
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//
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// Under the terms of Contract DE-NA0003525 with NTESS,
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// the U.S. Government retains certain rights in this software.
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//
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// Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
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// Laboratory (LANL), the U.S. Government retains certain rights in
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// this software.
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//============================================================================
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#include <vtkm/rendering/LineRenderer.h>
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#include <vtkm/rendering/TextRenderer.h>
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#include <vtkm/rendering/WorldAnnotator.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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WorldAnnotator::WorldAnnotator(const vtkm::rendering::Canvas* canvas)
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: Canvas(canvas)
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{
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}
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WorldAnnotator::~WorldAnnotator()
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{
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}
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void WorldAnnotator::AddLine(const vtkm::Vec<vtkm::Float64, 3>& point0,
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const vtkm::Vec<vtkm::Float64, 3>& point1,
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vtkm::Float32 lineWidth,
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const vtkm::rendering::Color& color,
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bool vtkmNotUsed(inFront)) const
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{
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vtkm::Matrix<vtkm::Float32, 4, 4> transform =
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vtkm::MatrixMultiply(Canvas->GetProjection(), Canvas->GetModelView());
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LineRenderer renderer(Canvas, transform);
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renderer.RenderLine(point0, point1, lineWidth, color);
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}
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void WorldAnnotator::AddText(const vtkm::Vec<vtkm::Float32, 3>& origin,
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const vtkm::Vec<vtkm::Float32, 3>& right,
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const vtkm::Vec<vtkm::Float32, 3>& up,
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vtkm::Float32 scale,
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const vtkm::Vec<vtkm::Float32, 2>& anchor,
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const vtkm::rendering::Color& color,
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const std::string& text,
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const vtkm::Float32 depth) const
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{
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vtkm::Vec<vtkm::Float32, 3> n = vtkm::Cross(right, up);
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vtkm::Normalize(n);
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vtkm::Matrix<vtkm::Float32, 4, 4> transform = MatrixHelpers::WorldMatrix(origin, right, up, n);
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transform = vtkm::MatrixMultiply(Canvas->GetModelView(), transform);
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transform = vtkm::MatrixMultiply(Canvas->GetProjection(), transform);
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Canvas->AddText(transform, scale, anchor, color, text, depth);
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}
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}
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} // namespace vtkm::rendering
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