ParticleBehavior.h

#pragma once
 
#include <Foundation/DataProcessing/Stream/ProcessingStreamProcessor.h>
#include <Foundation/Reflection/Reflection.h>
#include <ParticlePlugin/Module/ParticleModule.h>
#include <ParticlePlugin/ParticlePluginDLL.h>
 
class plProcessingStream;
class plParticleSystemInstance;
class plParticleBehavior;
 
class PL_PARTICLEPLUGIN_DLL plParticleBehaviorFactory : public plReflectedClass
{
  PL_ADD_DYNAMIC_REFLECTION(plParticleBehaviorFactory, plReflectedClass);
 
public:
  virtual const plRTTI* GetBehaviorType() const = 0;
  virtual void CopyBehaviorProperties(plParticleBehavior* pObject, bool bFirstTime) const = 0;
 
  plParticleBehavior* CreateBehavior(plParticleSystemInstance* pOwner) const;
 
  virtual void Save(plStreamWriter& inout_stream) const = 0;
  virtual void Load(plStreamReader& inout_stream) = 0;
 
  virtual void QueryFinalizerDependencies(plSet<const plRTTI*>& inout_finalizerDeps) const {}
};
 
class PL_PARTICLEPLUGIN_DLL plParticleBehavior : public plParticleModule
{
  PL_ADD_DYNAMIC_REFLECTION(plParticleBehavior, plParticleModule);
 
  friend class plParticleSystemInstance;
 
protected:
  plParticleBehavior();
  virtual void InitializeElements(plUInt64 uiStartIndex, plUInt64 uiNumElements) override {}
  virtual void StepParticleSystem(const plTime& tDiff, plUInt32 uiNumNewParticles) { m_TimeDiff = tDiff; }
 
  plTime m_TimeDiff;
};