Program Listing for File viewport_projection_finder.hpp

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// Copyright (c) 2012, Willow Garage, Inc.
// Copyright (c) 2017, Open Source Robotics Foundation, Inc.
// Copyright (c) 2018, Bosch Software Innovations GmbH.
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#ifndef RVIZ_RENDERING__VIEWPORT_PROJECTION_FINDER_HPP_
#define RVIZ_RENDERING__VIEWPORT_PROJECTION_FINDER_HPP_

#include <utility>

#include <OgreVector.h>

#include "rviz_rendering/visibility_control.hpp"

namespace Ogre
{
class Plane;
class Viewport;
}

namespace rviz_rendering
{

class RenderWindow;

class RVIZ_RENDERING_PUBLIC ViewportProjectionFinder
{
public:
  ViewportProjectionFinder() = default;
  virtual ~ViewportProjectionFinder() = default;

  virtual std::pair<bool, Ogre::Vector3> getViewportPointProjectionOnXYPlane(
    RenderWindow * render_window, int x, int y);

private:
  virtual std::pair<bool, Ogre::Vector3> getViewportProjectionOnPlane(
    RenderWindow * render_window, int x, int y, Ogre::Plane & plane);
};

}  // namespace rviz_rendering

#endif  // RVIZ_RENDERING__VIEWPORT_PROJECTION_FINDER_HPP_