Started on CollisionSystem and TriggerSystem. Moved collision code to Collision folder.

include/Engine/Collision/CollisionSystem.h

@@ -0,0 +1,30 @@
+#ifndef CollisionSystem_h__
+#define CollisionSystem_h__
+
+#include <GLFW/glfw3.h>
+#include <glm/common.hpp>
+
+#include "Common.h"
+#include "Core/System.h"
+#include "Core/EventBroker.h"
+#include "Core/EKeyUp.h"
+
+class CollisionSystem : public System
+{
+public:
+    CollisionSystem(EventBroker* eventBroker)
+        : System(eventBroker, "AABB")
+    {
+        //TODO: Debug stuff, remove later.
+        EVENT_SUBSCRIBE_MEMBER(m_EKeyUp, &CollisionSystem::OnKeyUp);
+    }
+
+    virtual void Update(World* world, ComponentWrapper& collision, double dt) override;
+
+private:
+
+    EventRelay<CollisionSystem, Events::KeyUp> m_EKeyUp;
+    bool OnKeyUp(const Events::KeyUp &event);
+};
+
+#endif

include/Engine/Collision/ETrigger.h

@@ -0,0 +1,39 @@
+#ifndef Events_TriggerEnter_h__
+#define Events_TriggerEnter_h__
+
+#include "../Core/EventBroker.h"
+#include "../Core/Entity.h"
+
+namespace Events
+{
+
+/** Thrown once, when an entity is completely inside a trigger. */
+struct TriggerTouch : Event
+{
+    /** The id of the entity that touches the trigger. */
+    EntityID Entity;
+    /** The id of the trigger entity. */
+    EntityID Trigger;
+};
+
+/** Thrown once, when an entity has completely left a trigger. */
+struct TriggerLeave : Event
+{
+    /** The id of the entity that left the trigger. */
+    EntityID Entity;
+    /** The id of the trigger entity. */
+    EntityID Trigger;
+};
+
+/** Thrown when an entity is completely inside a trigger. */
+struct TriggerEnter : Event
+{
+    /** The id of the entity that entered the trigger. */
+    EntityID Entity;
+    /** The id of the trigger entity. */
+    EntityID Trigger;
+};
+
+}
+
+#endif

include/Engine/Collision/TriggerSystem.h

@@ -0,0 +1,23 @@
+#ifndef PlayerSystem_h__
+#define PlayerSystem_h__
+
+#include <glm/common.hpp>
+
+#include "Core/System.h"
+#include "Core/EventBroker.h"
+#include "ETrigger.h"
+
+class TriggerSystem : public System
+{
+public:
+    TriggerSystem(EventBroker* eventBroker)
+        : System(eventBroker, "Trigger")
+    {}
+
+    virtual void Update(World* world, ComponentWrapper& collision, double dt) override;
+
+private:
+    
+};
+
+#endif