Files
axyz/include/Engine/Collision/TriggerSystem.h
T
2016-01-13 15:53:55 +01:00

38 lines
981 B
C++

#ifndef TriggerSystem_h__
#define TriggerSystem_h__
#include <glm/common.hpp>
#include <unordered_set>
#include "../Core/System.h"
#include "../Core/EventBroker.h"
#include "ETrigger.h"
class AABB;
class TriggerSystem : public PureSystem
{
public:
TriggerSystem(EventBroker* eventBroker)
: PureSystem(eventBroker, "Trigger")
{}
virtual void UpdateComponent(World* world, ComponentWrapper& collision, double dt) override;
private:
std::unordered_map<EntityID, std::unordered_set<EntityID>> m_EntitiesTouchingTrigger;
std::unordered_map<EntityID, std::unordered_set<EntityID>> m_EntitiesCompletelyInTrigger;
//True if leave event was thrown.
bool throwLeaveIfWasInTrigger(std::unordered_set<EntityID>& triggerSet, EntityID pId, EntityID tId);
template<typename Event>
void publish(EntityID pId, EntityID tId)
{
Event e;
e.Trigger = tId;
e.Entity = pId;
m_EventBroker->Publish(e);
}
};
#endif