SO3DynamicReflectionMap.h

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/*
-----------------------------------------------------------------------------
This source file is part of OpenSpace3D
For the latest info, see http://www.openspace3d.com
 
Copyright (c) 2012 I-maginer
 
This program is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the Free Software
Foundation; either version 2 of the License, or (at your option) any later
version.
 
This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
 
You should have received a copy of the GNU Lesser General Public License along with
this program; if not, write to the Free Software Foundation, Inc., 59 Temple
Place - Suite 330, Boston, MA 02111-1307, USA, or go to
http://www.gnu.org/copyleft/lesser.txt
 
-----------------------------------------------------------------------------
*/
 
#ifndef __SO3DYNAMIC_REFLECTION_MAP_H__
#define __SO3DYNAMIC_REFLECTION_MAP_H__
 
#include "SCOLBasic/SO3Prerequisites.h"
#include "SO3SceneGraph/SO3NodeScol.h"
 
namespace SO3
{
 
class _SO3_Export SDynamicReflectionMap : public SNode,
                                          public Ogre::RenderTargetListener,
                                          public Ogre::MaterialManager::Listener
{
public:
protected:
private:
  SViewPort* reflectionMapViewport;
  Ogre::Camera* reflectionMapCamera;
  Ogre::SceneNode* camNode;
  Ogre::MovablePlane* reflectionMapPlane;
  Ogre::MovablePlane* cameraClipPlane;
  Ogre::TexturePtr reflectionMapTexture;
        Ogre::RenderTarget* reflectionMapTargets;
  Ogre::MaterialPtr material;
  Ogre::MaterialPtr materialTransparent;
  Ogre::String reflectionMapScheme;
  unsigned int techIndex;
  unsigned int passIndex;
  unsigned int unitIndex;
 
  Ogre::Sampler::UVWAddressingMode oldAdressingMode;
  Ogre::TextureType oldTextureType;
  Ogre::TextureUnitState::EnvMapType oldTextureEnvType;
  bool oldTextureEnvState;
  Ogre::TexturePtr oldTexture;
  std::string previousScheme;
  unsigned int size;
  bool state;
  bool revertClipPlane;
  bool needTextureUpdate;
  bool flipClipPlane;
  bool renderingEnable;
 
public:
  SDynamicReflectionMap(SScene* parent, SViewPort* viewport, const std::string& dynamicReflectionMapName);
 
  ~SDynamicReflectionMap();
 
  void SetMaterial(SMaterial* targetMaterial, const int& targetTechnique, const int& targetPass, const int& targetTextureUnit);
 
  void SetSize(const unsigned int& newSize);
 
  unsigned int GetSize();
 
  void SetEnable(const bool& newState);
 
  bool GetEnable();
 
  void SetRevertClipPlane(const bool& newRevertClipPlaneValue);
 
  bool GetRevertClipPlane();
 
  void FlipPlane(const bool& newFlip);
 
  virtual void preRenderTargetUpdate(const Ogre::RenderTargetEvent& evt);
 
  virtual void postRenderTargetUpdate(const Ogre::RenderTargetEvent& evt);
 
  virtual Ogre::Technique* handleSchemeNotFound(unsigned short schemeIndex, const Ogre::String& schemeName, Ogre::Material* originalMaterial, unsigned short lodIndex, const Ogre::Renderable* rend);
 
protected:
private:
  SDynamicReflectionMap();
 
  void SetTextureUnit();
 
  void ResetTextureUnit();
 
  void _CreateReflectionMapTexture(const unsigned int& newSize);
 
  void _DeleteReflectionMapTexture();
 
  void EnableRendering();
 
  void DisableRendering();
};
 
}
 
#endif