ParticleBehavior_Velocity.h

#pragma once
 
#include <ParticlePlugin/Behavior/ParticleBehavior.h>
 
class plPhysicsWorldModuleInterface;
class plWindWorldModuleInterface;
 
class PL_PARTICLEPLUGIN_DLL plParticleBehaviorFactory_Velocity final : public plParticleBehaviorFactory
{
  PL_ADD_DYNAMIC_REFLECTION(plParticleBehaviorFactory_Velocity, plParticleBehaviorFactory);
 
public:
  plParticleBehaviorFactory_Velocity();
  ~plParticleBehaviorFactory_Velocity();
 
  virtual const plRTTI* GetBehaviorType() const override;
  virtual void CopyBehaviorProperties(plParticleBehavior* pObject, bool bFirstTime) const override;
 
  virtual void Save(plStreamWriter& inout_stream) const override;
  virtual void Load(plStreamReader& inout_stream) override;
 
  virtual void QueryFinalizerDependencies(plSet<const plRTTI*>& inout_finalizerDeps) const override;
 
  float m_fRiseSpeed = 0;
  float m_fFriction = 0;
  float m_fWindInfluence = 0;
};
 
 
class PL_PARTICLEPLUGIN_DLL plParticleBehavior_Velocity final : public plParticleBehavior
{
  PL_ADD_DYNAMIC_REFLECTION(plParticleBehavior_Velocity, plParticleBehavior);
 
public:
  virtual void CreateRequiredStreams() override;
 
  float m_fRiseSpeed = 0;
  float m_fFriction = 0;
  float m_fWindInfluence = 0;
 
protected:
  friend class plParticleBehaviorFactory_Velocity;
 
  virtual void Process(plUInt64 uiNumElements) override;
 
  void RequestRequiredWorldModulesForCache(plParticleWorldModule* pParticleModule) override;
 
  // used to rise/fall along the gravity vector
  plPhysicsWorldModuleInterface* m_pPhysicsModule = nullptr;
 
  plProcessingStream* m_pStreamPosition;
  plProcessingStream* m_pStreamVelocity;
};