Ogre2DepthCamera.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_OGRE2DEPTHCAMERA_HH_
#define IGNITION_RENDERING_OGRE2_OGRE2DEPTHCAMERA_HH_

#ifdef _WIN32
  // Ensure that Winsock2.h is included before Windows.h, which can get
  // pulled in by anybody (e.g., Boost).
  #include <Winsock2.h>
#endif

#include <memory>
#include <string>

#include "ignition/rendering/base/BaseDepthCamera.hh"
#include "ignition/rendering/ogre2/Ogre2Sensor.hh"

#include "ignition/common/Event.hh"
#include "ignition/common/Console.hh"

namespace Ogre
{
  class Material;
  class RenderTarget;
  class Texture;
  class Viewport;
}

namespace ignition
{
  namespace rendering
  {
    inline namespace IGNITION_RENDERING_VERSION_NAMESPACE {
    //
    // Forward declaration
    class Ogre2DepthCameraPrivate;

    class IGNITION_RENDERING_OGRE2_VISIBLE Ogre2DepthCamera :
      public BaseDepthCamera<Ogre2Sensor>
    {
      protected: Ogre2DepthCamera();

      public: virtual ~Ogre2DepthCamera();

      public: virtual void Init() override;

      // Documentation inherited
      public: virtual void Destroy() override;

      public: virtual void CreateRenderTexture();

      public: virtual void CreateDepthTexture() override;

      private: void CreateWorkspaceInstance();

      // Documentation inherited
      public: virtual void PreRender() override;

      public: virtual void PostRender() override;

      public: virtual const float *DepthData() const override;

      public: virtual ignition::common::ConnectionPtr ConnectNewDepthFrame(
          std::function<void(const float *, unsigned int, unsigned int,
          unsigned int, const std::string &)>  _subscriber) override;

      public: virtual ignition::common::ConnectionPtr ConnectNewRgbPointCloud(
          std::function<void(const float *, unsigned int, unsigned int,
          unsigned int, const std::string &)>  _subscriber) override;

      public: virtual void Render() override;

      public: virtual void SetFarClipPlane(const double _far) override;

      public: virtual void SetNearClipPlane(const double _near) override;

      public: double NearClipPlane() const override;

      public: double FarClipPlane() const override;

      // Documentation inherited.
      public: void SetShadowsDirty() override;

      // Documentation inherited.
      public: void AddRenderPass(const RenderPassPtr &_pass) override;

      protected: virtual RenderTargetPtr RenderTarget() const override;

      protected: static double LimitFOV(const double _fov);

      protected: void CreateCamera();

      private: void SetShadowsNodeDefDirty();

      protected: Ogre::Camera *ogreCamera;

      private: std::unique_ptr<Ogre2DepthCameraPrivate> dataPtr;

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