Ogre2RayQuery.hh

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/*
 * Copyright (C) 2018 Open Source Robotics Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */
#ifndef IGNITION_RENDERING_OGRE2_OGRE2RAYQUERY_HH_
#define IGNITION_RENDERING_OGRE2_OGRE2RAYQUERY_HH_

#include <memory>

#include "ignition/rendering/base/BaseRayQuery.hh"
#include "ignition/rendering/ogre2/Ogre2Object.hh"
#include "ignition/rendering/ogre2/Ogre2RenderTypes.hh"

namespace ignition
{
  namespace rendering
  {
    inline namespace IGNITION_RENDERING_VERSION_NAMESPACE {
    //
    // forward declaration
    class Ogre2RayQueryPrivate;

    class IGNITION_RENDERING_OGRE2_VISIBLE Ogre2RayQuery :
        public BaseRayQuery<Ogre2Object>
    {
      protected: Ogre2RayQuery();

      public: virtual ~Ogre2RayQuery();

      // Documentation inherited
      public: virtual void SetFromCamera(const CameraPtr &_camera,
                const math::Vector2d &_coord);

      // Documentation inherited
      public: virtual RayQueryResult ClosestPoint();

      private: RayQueryResult ClosestPointBySelectionBuffer();

      private: RayQueryResult ClosestPointByIntersection();

      private: std::unique_ptr<Ogre2RayQueryPrivate> dataPtr;

      private: friend class Ogre2Scene;
    };
    }
  }
}
#endif