DtParticleSystemModelInstance.h

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/*******************************************************************************
** Copyright (c) 2018 MAK Technologies, Inc.
** All rights reserved.
*******************************************************************************/


#pragma once
#include <vrvOsg/vrvOsg.h>
#include <vrvOsg/DtOsgModelInstance.h>
#include <vrvOsg/DtParticleEffect.h>
#include <vrvOsg/DtOsgRibbon.h>

#include <matrix/vlVector.h>

#include <osg/ref_ptr>
#include <osg/BoundingBox>
#include <osg/MatrixTransform>

namespace osg
{
   class Geode;
   class Group;
}

namespace makVrv
{
   class DtParticleEffect;

   class DT_DLL_VRVOSG DtParticleSystemModelInstance : public DtOsgModelInstance
   {
   public:

      friend class DtParticleSystemModelInstanceCreator;

      virtual ~DtParticleSystemModelInstance();

      virtual void setIntensity(float intensity);

      virtual void setScale(float scale);

      virtual void setIgnoreModelScaling(bool ignoreModelScaling);

      virtual void setDuration(double seconds);

      virtual void setWind(const DtVector& windVector, const DtVector& up);

      virtual void setMaxParticlesToEmit(int max);

      virtual bool realize(DtModelDefinition& definition);

      virtual osg::Node* buildEffectNode( DtModelDefinition &definition );

      virtual void  addToConnector( DtOsgSceneConnector* connector );

      virtual bool removeFromConnector( DtOsgSceneConnector* connector );

      virtual void stop();

      virtual void start();

      virtual void pause();

      virtual void resume();

      virtual void setVisible(bool isVisible) {}

   protected:

      DtParticleSystemModelInstance(DtDe& de);

      osg::BoundingBox calculateParentExtents(osg::Node* parent);

      osg::Node* findFromCache(DtModelDefinition& definition);

      osg::Node* loadNode(const std::string& filenameParam, const std::string& resourcePathList );
     
   protected:
      osg::ref_ptr<DtParticleEffect> myEffect;
   };

   class DT_DLL_VRVOSG DtParticleSystemModelInstanceCreator : public DtModelInstanceCreator
   {
   public:

      static void registerCreator(DtDe& de);

      virtual ~DtParticleSystemModelInstanceCreator ();

      virtual DtModelInstance* create(DtDe& de);

   protected:
      DtParticleSystemModelInstanceCreator ();
   };
}