AgentSteeringComponent.h

#pragma once
 
#include <Core/World/Component.h>
#include <Core/World/World.h>
#include <Foundation/Communication/Event.h>
#include <RecastPlugin/RecastPluginDLL.h>
 
struct plAgentSteeringEvent
{
  enum Type
  {
    TargetReached,              
    TargetCleared,              
    PathToTargetFound,          
    ErrorInvalidTargetPosition, 
    ErrorNoPathToTarget,        
    WarningNoFullPathToTarget,  
    ErrorOutsideNavArea,        
    ErrorSteeringFailed,        
  };
 
  Type m_Type;
  class plAgentSteeringComponent* m_pComponent = nullptr;
};
 
struct plAgentPathFindingState
{
  using StorageType = plUInt8;
 
  enum Enum
  {
    HasNoTarget,
    HasTargetWaitingForPath,
    HasTargetPathFindingFailed,
    HasTargetAndValidPath,
 
    Default = HasNoTarget
  };
};
 
class PL_RECASTPLUGIN_DLL plAgentSteeringComponent : public plComponent
{
  PL_DECLARE_ABSTRACT_COMPONENT_TYPE(plAgentSteeringComponent, plComponent);
 
  // plComponent
 
public:
  virtual void SerializeComponent(plWorldWriter& inout_stream) const override;
  virtual void DeserializeComponent(plWorldReader& inout_stream) override;
 
  // plAgentSteeringComponent
 
public:
  plAgentSteeringComponent();
  ~plAgentSteeringComponent();
 
  virtual void SetTargetPosition(const plVec3& vPosition) = 0; // [ scriptable ]
  virtual plVec3 GetTargetPosition() const = 0;                // [ scriptable ]
  virtual void ClearTargetPosition() = 0;                      // [ scriptable ]
  virtual plAgentPathFindingState::Enum GetPathToTargetState() const = 0;
 
  plEvent<const plAgentSteeringEvent&> m_SteeringEvents;
};