ParticleEffectAsset.h

#pragma once
 
#include <EditorFramework/Assets/SimpleAssetDocument.h>
#include <Foundation/Communication/Event.h>
#include <ParticlePlugin/Effect/ParticleEffectDescriptor.h>
 
class plParticleEffectAssetDocument;
struct plPropertyMetaStateEvent;
 
struct plParticleEffectAssetEvent
{
  enum Type
  {
    RestartEffect,
    AutoRestartChanged,
    SimulationSpeedChanged,
    RenderVisualizersChanged,
  };
 
  plParticleEffectAssetDocument* m_pDocument;
  Type m_Type;
};
 
class plParticleEffectAssetDocument : public plSimpleAssetDocument<plParticleEffectDescriptor>
{
  PL_ADD_DYNAMIC_REFLECTION(plParticleEffectAssetDocument, plSimpleAssetDocument<plParticleEffectDescriptor>);
 
public:
  plParticleEffectAssetDocument(plStringView sDocumentPath);
 
  static void PropertyMetaStateEventHandler(plPropertyMetaStateEvent& e);
 
  void WriteResource(plStreamWriter& inout_stream) const;
 
  void TriggerRestartEffect();
 
  plEvent<const plParticleEffectAssetEvent&> m_Events;
 
  void SetAutoRestart(bool bEnable);
  bool GetAutoRestart() const { return m_bAutoRestart; }
 
  void SetSimulationPaused(bool bPaused);
  bool GetSimulationPaused() const { return m_bSimulationPaused; }
 
  void SetSimulationSpeed(float fSpeed);
  float GetSimulationSpeed() const { return m_fSimulationSpeed; }
 
  bool GetRenderVisualizers() const { return m_bRenderVisualizers; }
  void SetRenderVisualizers(bool b);
 
  // Overridden to enable support for visualizers/manipulators
  virtual plResult ComputeObjectTransformation(const plDocumentObject* pObject, plTransform& out_result) const override;
 
protected:
  virtual void UpdateAssetDocumentInfo(plAssetDocumentInfo* pInfo) const override;
  virtual plTransformStatus InternalTransformAsset(plStreamWriter& stream, plStringView sOutputTag, const plPlatformProfile* pAssetProfile,
    const plAssetFileHeader& AssetHeader, plBitflags<plTransformFlags> transformFlags) override;
  virtual plTransformStatus InternalCreateThumbnail(const ThumbnailInfo& ThumbnailInfo) override;
 
private:
  bool m_bSimulationPaused = false;
  bool m_bAutoRestart = true;
  bool m_bRenderVisualizers = false;
  float m_fSimulationSpeed = 1.0f;
};