123 lines
4.5 KiB
C++
123 lines
4.5 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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// 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 Sandia Corporation.
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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-AC04-94AL85000 with Sandia Corporation,
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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/View2D.h>
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namespace vtkm {
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namespace rendering {
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View2D::View2D(const vtkm::rendering::Scene &scene,
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const vtkm::rendering::Mapper &mapper,
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const vtkm::rendering::Canvas &canvas,
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const vtkm::rendering::Color &backgroundColor)
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: View(scene, mapper, canvas, backgroundColor)
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{
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}
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View2D::View2D(const vtkm::rendering::Scene &scene,
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const vtkm::rendering::Mapper &mapper,
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const vtkm::rendering::Canvas &canvas,
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const vtkm::rendering::Camera &camera,
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const vtkm::rendering::Color &backgroundColor)
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: View(scene, mapper, canvas, camera, backgroundColor)
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{
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}
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View2D::~View2D()
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{
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}
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void View2D::Paint()
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{
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this->GetCanvas().Activate();
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this->GetCanvas().Clear();
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this->SetupForWorldSpace();
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this->GetScene().Render(
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this->GetMapper(), this->GetCanvas(), this->GetCamera());
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this->RenderWorldAnnotations();
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this->SetupForScreenSpace();
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this->RenderScreenAnnotations();
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this->GetCanvas().Finish();
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}
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void View2D::RenderScreenAnnotations()
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{
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vtkm::Float32 viewportLeft;
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vtkm::Float32 viewportRight;
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vtkm::Float32 viewportTop;
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vtkm::Float32 viewportBottom;
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this->GetCamera().GetRealViewport(
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this->GetCanvas().GetWidth(), this->GetCanvas().GetHeight(),
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viewportLeft, viewportRight, viewportBottom, viewportTop);
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this->HorizontalAxisAnnotation.SetColor(vtkm::rendering::Color(1,1,1));
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this->HorizontalAxisAnnotation.SetScreenPosition(
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viewportLeft, viewportBottom, viewportRight, viewportBottom);
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vtkm::Bounds viewRange = this->GetCamera().GetViewRange2D();
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this->HorizontalAxisAnnotation.SetRangeForAutoTicks(viewRange.X.Min,
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viewRange.X.Max);
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this->HorizontalAxisAnnotation.SetMajorTickSize(0, .05, 1.0);
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this->HorizontalAxisAnnotation.SetMinorTickSize(0, .02, 1.0);
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this->HorizontalAxisAnnotation.SetLabelAlignment(TextAnnotation::HCenter,
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TextAnnotation::Top);
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this->HorizontalAxisAnnotation.Render(
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this->GetCamera(), this->GetWorldAnnotator(), this->GetCanvas());
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vtkm::Float32 windowaspect =
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vtkm::Float32(this->GetCanvas().GetWidth()) /
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vtkm::Float32(this->GetCanvas().GetHeight());
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this->VerticalAxisAnnotation.SetColor(Color(1,1,1));
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this->VerticalAxisAnnotation.SetScreenPosition(
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viewportLeft, viewportBottom, viewportLeft, viewportTop);
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this->VerticalAxisAnnotation.SetRangeForAutoTicks(viewRange.Y.Min,
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viewRange.Y.Max);
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this->VerticalAxisAnnotation.SetMajorTickSize(.05 / windowaspect, 0, 1.0);
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this->VerticalAxisAnnotation.SetMinorTickSize(.02 / windowaspect, 0, 1.0);
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this->VerticalAxisAnnotation.SetLabelAlignment(TextAnnotation::Right,
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TextAnnotation::VCenter);
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this->VerticalAxisAnnotation.Render(
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this->GetCamera(), this->GetWorldAnnotator(), this->GetCanvas());
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const vtkm::rendering::Scene &scene = this->GetScene();
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if (scene.GetNumberOfActors() > 0)
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{
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//this->ColorBarAnnotation.SetAxisColor(vtkm::rendering::Color(1,1,1));
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this->ColorBarAnnotation.SetRange(scene.GetActor(0).GetScalarRange().Min,
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scene.GetActor(0).GetScalarRange().Max,
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5);
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this->ColorBarAnnotation.SetColorTable(scene.GetActor(0).GetColorTable());
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this->ColorBarAnnotation.Render(
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this->GetCamera(), this->GetWorldAnnotator(), this->GetCanvas());
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}
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}
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void View2D::RenderWorldAnnotations()
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{
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// 2D views don't have world annotations.
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}
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}
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} // namespace vtkm::rendering
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