OgreMaterialSwitcher.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 GZ_RENDERING_OGRE_OGREMATERIALSWITCHER_HH_
#define GZ_RENDERING_OGRE_OGREMATERIALSWITCHER_HH_
 
#include <map>
#include <string>
 
#include <gz/utils/SuppressWarning.hh>
#include <gz/math/Color.hh>
#include "gz/rendering/config.hh"
#include "gz/rendering/ogre/Export.hh"
#include "gz/rendering/ogre/OgreIncludes.hh"
#include "gz/rendering/ogre/OgreRenderTypes.hh"
 
namespace gz
{
  namespace rendering
  {
    inline namespace GZ_RENDERING_VERSION_NAMESPACE {
    //
    // forward declarations
    class OgreSelectionBuffer;
 
    class GZ_RENDERING_OGRE_VISIBLE OgreMaterialSwitcher :
// Ogre::MaterialManager::Listener isn't a dll-interface class, this may cause
// issues
#ifdef _MSC_VER
  #pragma warning(push)
  #pragma warning(disable:4275)
#endif
      public Ogre::MaterialManager::Listener,
#ifdef _MSC_VER
  #pragma warning(pop)
#endif
      Ogre::RenderTargetListener
    {
      public: OgreMaterialSwitcher();
 
      public: ~OgreMaterialSwitcher();
 
      public: std::string EntityName(
              const gz::math::Color &_color) const;
 
      public: void Reset();
 
      public: virtual Ogre::Technique *handleSchemeNotFound(
                  uint16_t _schemeIndex, const Ogre::String &_schemeName,
                  Ogre::Material *_originalMaterial, uint16_t _lodIndex,
                  const Ogre::Renderable *_rend);
 
      public: virtual void preRenderTargetUpdate(
                  const Ogre::RenderTargetEvent &_evt);
 
      public: virtual void postRenderTargetUpdate(
                  const Ogre::RenderTargetEvent &_evt);
 
      private: gz::math::Color currentColor;
 
      private: std::string lastEntity;
 
      private: Ogre::Technique *lastTechnique = nullptr;
 
      GZ_UTILS_WARN_IGNORE__DLL_INTERFACE_MISSING
      private: std::map<unsigned int, std::string> colorDict;
      GZ_UTILS_WARN_RESUME__DLL_INTERFACE_MISSING
 
      private: void NextColor();
 
      public: friend class OgreSelectionBuffer;
 
      private: Ogre::Technique *plainTechnique = nullptr;
 
      private: Ogre::Technique *overlayTechnique = nullptr;
    };
    }
  }
}
#endif