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

src/Engine/Collision/CollisionSystem.cpp

@@ -0,0 +1,16 @@
+#include "Collision/CollisionSystem.h"
+
+
+void CollisionSystem::Update(World * world, ComponentWrapper & collision, double dt)
+{
+    m_EventBroker->Process<CollisionSystem>();
+    (glm::vec3&)collision["Center"] = (glm::vec3)world->GetComponent(collision.EntityID, "Transform")["Position"];
+}
+
+bool CollisionSystem::OnKeyUp(const Events::KeyUp & event)
+{
+    if (event.KeyCode == GLFW_KEY_Z) {
+
+    }
+    return false;
+}

src/Engine/Collision/TriggerSystem.cpp

@@ -0,0 +1,22 @@
+#include "Collision/TriggerSystem.h"
+#include "Core/AABB.h"
+
+void TriggerSystem::Update(World* world, ComponentWrapper& trigger, double dt)
+{
+    auto players = world->GetComponents("Player");
+    if (players == nullptr) {
+        return;
+    }
+    //WTODO: Assumes box exists.
+    ComponentWrapper& cBox = world->GetComponent(trigger.EntityID, "AABB");
+    AABB aabb;
+    aabb.CreateFromCenter(cBox["BoxCenter"], cBox["BoxSize"]);
+    for (auto& c : *players) {
+
+        Events::TriggerEnter e;
+        e.Trigger = trigger.EntityID;
+        e.Entity = 41;
+        m_EventBroker->Publish(e);
+    }
+}
+