SO3Shadow.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 __SO3SHADOW_H__
#define __SO3SHADOW_H__
 
#include "SCOLBasic/SO3Prerequisites.h"
#include "SCOLBasic/SO3DataScol.h"
#include "SO3ShadowManager.h"
#include "OgreCompositorInstance.h"
#include "OgreCustomCompositionPass.h"
 
namespace SO3
{
 
class SShadowViewport
{
public:
protected:
  Ogre::Viewport* targetViewport;
private:
public:
  SShadowViewport(Ogre::Viewport* viewport);
 
  virtual ~SShadowViewport();
 
  virtual void UpdateCamera(Ogre::Camera* cam);
protected:
private:
};
 
class SShadow : public SData
{
public:
protected:
        SScene* currentScene;
  Ogre::SceneManager* ogreScene;
  SShadowManager* shadowManager;
  Ogre::ShadowCameraSetupPtr cameraSetup;
  Ogre::PixelFormat mRttFormat;
  typedef std::map<SViewPort*, SShadowViewport*> SHADOWViewportMap;
  SHADOWViewportMap viewportMap;
  Ogre::Real mFadeStart;
  Ogre::Real mFadeEnd;
private:
  SShadowManager::ShadowLightingType shadowLightingTechnique;
  SShadowManager::ShadowType type;
 
public:
  SShadow(SShadowManager* sManager, const std::string& shadowTechniqueName, const SShadowManager::ShadowType& shadowType);
 
  virtual ~SShadow();
 
  SShadowManager::ShadowType GetShadowType();
 
  SShadowManager* GetShadowManager();
 
  virtual void UpdateShadowTechnique()=0;
 
  virtual void UpdateShadowMaterial(Ogre::Technique* tech);
 
  virtual void RemoveMaterialPass(Ogre::Technique* tech);
 
  virtual bool IsShadowMaterialPass(Ogre::Pass* pass);
 
  Ogre::ShadowCameraSetupPtr GetCameraSetup();
protected:
  void SetCameraSetup(Ogre::ShadowCameraSetupPtr shadowCameraSetup);
private:
  SShadow();
};
 
class ShadowCompositorRenderOperation : public Ogre::CompositorInstance::RenderSystemOperation
{
public:
protected:
private:
  Ogre::CompositorInstance* mCompInstance;
 
public:
  ShadowCompositorRenderOperation(Ogre::CompositorInstance* instance, const Ogre::CompositionPass* pass);
 
  virtual ~ShadowCompositorRenderOperation();
 
  virtual void execute(Ogre::SceneManager* sm, Ogre::RenderSystem* rs);
protected:
private:
};
 
class ShadowCompositorPass : public Ogre::CustomCompositionPass
{
public:
protected:
private:
 
public:
  virtual Ogre::CompositorInstance::RenderSystemOperation* createOperation(Ogre::CompositorInstance* instance, const Ogre::CompositionPass* pass);
protected:
private:
};
 
}
 
#endif