Reworked the Exporter.

Forward+

.gitignore

@@ -4,3 +4,11 @@ bin/
 lib/
 # Because apparently nobody has any self control
 *.orig
+
+*.suo
+*.sdf
+tools/MayaExporter/MayaExporter/x64/Debug/
+tools/MayaExporter/x64/Debug/
+
+tools/MayaExporter/MayaExporter/Debug/
+tools/MayaExporter/MayaExporter/GeneratedFiles/

README.md

@@ -10,10 +10,11 @@ Libraries bundled along with binaries for Windows (MSVC14), available as a submo
 | **[zlib](http://www.zlib.net)**                               | 1.28         | [zlib License](http://www.zlib.net/zlib_license.html)                                                                                                                              |
 | **[libpng](http://www.libpng.org/pub/png/libpng.html)**       | 1.6.19       | [libpng License](http://www.libpng.org/pub/png/src/libpng-LICENSE.txt)                                                                                                             |
 | **[Xerces-C++](https://xerces.apache.org/xerces-c)**          | 3.1.2        | [Apache License Version 2.0](https://www.apache.org/licenses/LICENSE-2.0)                                                                                                          |
+| **[ImGui](https://github.com/ocornut/imgui)**                 | 2015-12-12   | [MIT License](https://github.com/ocornut/imgui/blob/de3a154f3801de22c8e0bd2aeabf663a70c05972/LICENSE)                                                                              |
 
 #### External libraries
 Libraries that are too big to be bundled with the project.
 
 | Project                                                    | Version     | License                                                                     | Root folder environment variable (Windows) |
 | ---------------------------------------------------------- | ----------- | --------------------------------------------------------------------------- | ------------------------------------------ |
-| **[Boost](http://www.boost.org)**                          | 1.59.0+     | [Boost Software License, Version 1.0](http://www.boost.org/LICENSE_1_0.txt) | BOOST_ROOT                                 |
+| **[Boost](http://www.boost.org)**                          | 1.60.0+     | [Boost Software License, Version 1.0](http://www.boost.org/LICENSE_1_0.txt) | BOOST_ROOT                                 |

include/Engine/Collision/Collision.h

@@ -0,0 +1,59 @@
+#ifndef Collision_h__
+#define Collision_h__
+
+//NOTE: Collision.h needs to be #included before <GLFW/glfw3.h>, 
+//because Collision #includes "RawModel.h", which has "Texture.h", which has "OpenGL.h" which must be #included first
+//or you will get "fatal error C1189: #error:  gl.h included before glew.h"
+
+#include <vector>
+
+#include "Core/Ray.h"
+#include "Core/AABB.h"
+#include "Engine/Rendering/RawModel.h"
+#include "Core/Entity.h"
+
+class World;
+struct ComponentWrapper;
+
+namespace Collision
+{
+//Return true if the ray hits the box.
+bool RayAABBIntr(const Ray& ray, const AABB& box);
+bool RayVsAABB(const Ray& ray, const AABB& box);
+//Return true if the ray hits the box, also outputs distance from ray origin to intersection point in [outDistance].
+bool RayVsAABB(const Ray& ray, const AABB& box, float& outDistance);
+
+//Return true if the ray hits any of the triangles in the model. Stops checking when a hit is detected.
+bool RayVsModel(const Ray& ray, 
+    const std::vector<RawModel::Vertex>& modelVertices,
+    const std::vector<unsigned int>& modelIndices);
+//Return true if the ray hits any of the triangles in the model.
+//Also returns the position of the intersection point. Will loop through all the whole model indices.
+bool RayVsModel(const Ray& ray,
+    const std::vector<RawModel::Vertex>& modelVertices,
+    const std::vector<unsigned int>& modelIndices,
+    glm::vec3& outHitPosition);
+//Return true if the ray hits any of the triangles in the model.
+//Also returns the distance from the ray origin to the closest 
+//intersection point, and the barycentric u,v-coordinates. Will loop through all the whole model indices.
+bool RayVsModel(const Ray& ray,
+    const std::vector<RawModel::Vertex>& modelVertices,
+    const std::vector<unsigned int>& modelIndices,
+    float& outDistance,
+    float& outUCoord,
+    float& outVCoord);
+
+//Return true if the boxes are intersecting.
+bool AABBVsAABB(const AABB& a, const AABB& b);
+//Return true if the boxes are intersecting.
+//Also outputs the minimum translation that box [a] would need in order to resolve collision.
+bool AABBVsAABB(const AABB& a, const AABB& b, glm::vec3& minimumTranslation);
+bool IsSameBoxProbably(const AABB& first, const AABB& second, const float epsilon = 0.0001f);
+
+//Returns true if the entity has a boundingbox. Outputs the aabb in [outBox].
+bool GetEntityBox(World* world, EntityID entity, AABB& outBox, bool forceBoxFromModel = false);
+bool GetEntityBox(World* world, ComponentWrapper& AABBComponent, AABB& outBox);
+
+}
+
+#endif

include/Engine/Collision/CollisionSystem.h

@@ -0,0 +1,31 @@
+#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 PureSystem
+{
+public:
+    CollisionSystem(EventBroker* eventBroker)
+        : PureSystem(eventBroker, "AABB")
+        , zPress(false)
+    {
+        //TODO: Debug stuff, remove later.
+        EVENT_SUBSCRIBE_MEMBER(m_EKeyUp, &CollisionSystem::OnKeyUp);
+    }
+
+    virtual void UpdateComponent(World* world, ComponentWrapper& cAABB, double dt) override;
+
+private:
+    bool zPress;
+    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 only touching 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 once, when an entity is completely contained 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 +1,38 @@
+#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

include/Engine/Common.h

@@ -4,4 +4,5 @@
 #include <map>
 #include <unordered_map>
 
-#include "Core/Util/Logging.h"
+#include "Core/Util/Logging.h"
+#include "Core/Util/IfDebug.h"

include/Engine/Core/AABB.h

@@ -0,0 +1,29 @@
+#ifndef AABB_h__
+#define AABB_h__
+
+#include "../GLM.h"
+
+class AABB
+{
+public:
+    AABB() = default;
+    //No checks are made. Values in minPos must be less than values in maxPos, i.e. min.x < max.x, etc.
+    AABB(const glm::vec3& minPos, const glm::vec3& maxPos);
+    AABB(const glm::vec4& minPos, const glm::vec4& maxPos);
+    //No checks are made. Size must consist of non-negative numbers.
+    virtual void CreateFromCenter(const glm::vec3& center, const glm::vec3& size);
+    virtual ~AABB();
+
+    const glm::vec3& MinCorner() const { return m_MinCorner; }
+    const glm::vec3& MaxCorner() const { return m_MaxCorner; }
+    const glm::vec3& Center() const { return m_Center; }
+    const glm::vec3 Size() const { return 2.0f * m_HalfSize; }
+    const glm::vec3& HalfSize() const { return m_HalfSize; }
+private:
+    glm::vec3 m_MinCorner;
+    glm::vec3 m_MaxCorner;
+    glm::vec3 m_Center;
+    glm::vec3 m_HalfSize;
+};
+
+#endif

include/Engine/Core/ComponentPool.h

@@ -20,7 +20,7 @@ public:
 	~ComponentPoolForwardIterator() = default;
 	ComponentPoolForwardIterator& operator=(const ComponentPoolForwardIterator& other) = default;
 	ComponentPoolForwardIterator& operator++();
-	ComponentPoolForwardIterator& operator++(int);
+	ComponentPoolForwardIterator operator++(int);
 	bool operator!=(const ComponentPoolForwardIterator& other) const;
 	bool operator==(const ComponentPoolForwardIterator& other) const;
 	ComponentWrapper operator*() const;
@@ -54,6 +54,8 @@ public:
     ComponentWrapper Allocate(EntityID entity);
     // Get the component belonging to a specific entity
     ComponentWrapper GetByEntity(EntityID ent);
+    // Returns true if the pool contains a component for the specified entity
+    bool KnowsEntity(EntityID ent);
     // Delete a component and free its memory
     void Delete(ComponentWrapper& wrapper);
 

include/Engine/Core/EFileDropped.h

@@ -0,0 +1,16 @@
+#ifndef EFileDropped_h__
+#define EFileDropped_h__
+
+#include "EventBroker.h"
+
+namespace Events
+{
+
+struct FileDropped : Event
+{
+    std::string Path;
+};
+
+}
+
+#endif

include/Engine/Core/EKeyboardChar.h

@@ -0,0 +1,17 @@
+#ifndef Events_KeyboardChar_h__
+#define Events_KeyboardChar_h__
+
+#include "EventBroker.h"
+
+namespace Events
+{
+
+struct KeyboardChar : Event
+{
+    double Timestamp = 0.f;
+	unsigned int Char = 0;
+};
+
+}
+
+#endif

include/Engine/Core/EMouseScroll.h

@@ -0,0 +1,17 @@
+#ifndef Events_MouseScroll_h__
+#define Events_MouseScroll_h__
+
+#include "EventBroker.h"
+
+namespace Events
+{
+
+struct MouseScroll : Event
+{
+    double DeltaX;
+    double DeltaY;
+};
+
+}
+
+#endif

include/Engine/Core/EPlayerDamage.h

@@ -0,0 +1,20 @@
+#ifndef EPlayerDamage_h__
+#define EPlayerDamage_h__
+
+#include "EventBroker.h"
+#include "../Core/Entity.h"
+
+namespace Events
+{
+
+struct PlayerDamage : Event
+{
+    double DamageAmount;
+    EntityID PlayerDamagedID;
+    //optional TypeOfDamage
+    std::string TypeOfDamage;
+};
+
+}
+
+#endif

include/Engine/Core/EPlayerDeath.h

@@ -0,0 +1,20 @@
+#ifndef EPlayerDeath_h__
+#define EPlayerDeath_h__
+
+#include "EventBroker.h"
+#include "../Core/Entity.h"
+
+namespace Events
+{
+
+struct PlayerDeath : Event
+{
+    //KilledBy,KilledByWhat is optional for now. It might be used later in the playerlog-system
+    EntityID KilledBy;
+    EntityID PlayerID;
+    std::string KilledByWhat;
+};
+
+}
+
+#endif

include/Engine/Core/EPlayerHealthPickup.h

@@ -0,0 +1,18 @@
+#ifndef EPlayerHealthPickup_h__
+#define EPlayerHealthPickup_h__
+
+#include "EventBroker.h"
+#include "../Core/Entity.h"
+
+namespace Events
+{
+
+struct PlayerHealthPickup : Event
+{
+    double HealthAmount;
+    EntityID PlayerHealedID;
+};
+
+}
+
+#endif

include/Engine/Core/EventBroker.h

@@ -13,6 +13,8 @@
 	relay = decltype(relay)(std::bind(handler, this, std::placeholders::_1)); \
 	m_EventBroker->Subscribe(relay);
 
+typedef unsigned int EventID;
+
 class EventBroker;
 
 class BaseEventRelay
@@ -31,6 +33,7 @@ public:
     virtual bool Receive(const std::shared_ptr<Event> event) = 0;
 
 protected:
+    EventID m_EventID;
     std::string m_ContextTypeName;
     std::string m_EventTypeName;
     EventBroker* m_Broker;
@@ -95,6 +98,7 @@ public:
 
 private:
     bool m_IsProcessing = false;
+    EventID m_NextEventID = 0;
 
     typedef std::string ContextTypeName_t; // typeid(ContextType).name()
     typedef std::string EventTypeName_t; // typeid(EventType).name()
@@ -103,14 +107,14 @@ private:
     typedef std::unordered_map<ContextTypeName_t, EventRelays_t> ContextRelays_t;
     ContextRelays_t m_ContextRelays;
     std::vector<BaseEventRelay*> m_RelaysToSubscribe;
-    std::vector<BaseEventRelay*> m_RelaysToUnsubscribe;
+    std::vector<std::tuple<EventID, ContextTypeName_t, EventTypeName_t>> m_RelaysToUnsubscribe;
 
     typedef std::list<std::pair<EventTypeName_t, std::shared_ptr<Event>>> EventQueue_t;
     std::shared_ptr<EventQueue_t> m_EventQueueRead;
     std::shared_ptr<EventQueue_t> m_EventQueueWrite;
 
     void subscribeImmediate(BaseEventRelay& relay);
-    void unsubscribeImmediate(BaseEventRelay& relay);
+    void unsubscribeImmediate(std::tuple<EventID, ContextTypeName_t, EventTypeName_t> identifier);
 };
 
 template <typename EventType>

include/Engine/Core/InputManager.h

@@ -8,12 +8,15 @@
 #include "EventBroker.h"
 #include "EKeyDown.h"
 #include "EKeyUp.h"
+#include "EKeyboardChar.h"
 #include "EMousePress.h"
 #include "EMouseRelease.h"
 #include "EMouseMove.h"
+#include "EMouseScroll.h"
 #include "ELockMouse.h"
 #include "EGamepadAxis.h"
 #include "EGamepadButton.h"
+#include "EFileDropped.h"
 
 class InputManager
 {
@@ -64,6 +67,13 @@ private:
 
 	void PublishGamepadAxisIfChanged(int gamepadID, Gamepad::Axis axis);
 	void PublishGamepadButtonIfChanged(int gamepadID, Gamepad::Button button);
+
+    static std::vector<unsigned int> GLFWCharCallbackQueue;
+    static void GLFWCharCallback(GLFWwindow* window, unsigned int c);
+    static std::vector<std::pair<double, double>> GLFWScrollCallbackQueue;
+    static void GLFWScrollCallback(GLFWwindow* window, double xoffset, double yoffset);
+    static std::vector<std::string> GLFWDropCallbackQueue;
+    static void GLFWDropCallback(GLFWwindow* window, int count, const char* paths[]);
 };
 
 #endif

include/Engine/Core/MemoryPool.h

@@ -253,7 +253,7 @@ public:
 	}
 
 	//Postfix increment i.e. iter++. Prefer pre-increment (++iter) for efficiency.
-	MemoryPoolForwardIterator& operator++(int)
+	MemoryPoolForwardIterator operator++(int)
 	{
 		MemoryPoolForwardIterator<T> copyIter(*this);
 		operator++();

include/Engine/Core/OctTree.h

@@ -0,0 +1,104 @@
+#ifndef OctTree_h__
+#define OctTree_h__
+
+#include "Core/AABB.h"
+
+class Ray;
+
+class OctTree
+{
+public:
+    struct Output
+    {
+        float CollideDistance;
+    };
+
+    OctTree();
+    ~OctTree();
+    //For the root OctTree, [octTreeBounds] should be a box containing the entire level.
+    OctTree(const AABB& octTreeBounds, int subDivisions);
+
+    //We cannot copy the OctTree as of now, because of the recursive dynamic allocation.
+    //Define these if the OctTree suddenly needs to be copied, think of the children OctChild* ptrs. 
+    OctTree(const OctTree& other) = delete;
+    OctTree(const OctTree&& other) = delete;
+    OctTree& operator= (const OctTree& other) = delete;
+    //Add a dynamic object (one that moves around) into the tree.
+    void AddDynamicObject(const AABB& box);
+    //Add a static object (that does not move) into the tree.
+    void AddStaticObject(const AABB& box);
+    //Get the boxes that are in the same area as the input [box], the boxes are put in [outBoxes].
+    void BoxesInSameRegion(const AABB& box, std::vector<AABB>& outBoxes);
+    //Empty the tree of all objects, static and dynamic.
+    void ClearObjects();
+    //Empty the tree of all dynamic objects. Static objects remain in the tree.
+    void ClearDynamicObjects();
+
+    //Returns true if the ray collides with something in the tree. Result is written to [data].
+    bool RayCollides(const Ray& ray, Output& data);
+    //Returns true if the box collides with something in the tree. 
+    //On collision with a box, that box is written to [outBoxIntersected].
+    //Note: More efficient than calling BoxesInSameRegion from outside and testing there.
+    bool BoxCollides(const AABB& boxToTest, AABB& outBoxIntersected);
+
+private:
+    struct OctChild;    //Fwd declaration;
+    struct ContainedObject
+    {
+        ContainedObject()
+            : Box(AABB())
+            , Checked(false)
+        {}
+        ContainedObject(AABB box)
+            : Box(box)
+            , Checked(false)
+        {}
+        AABB Box;
+        bool Checked;
+    };
+    OctChild* m_Root;
+    std::vector<ContainedObject> m_StaticObjects;
+    std::vector<ContainedObject> m_DynamicObjects;
+
+    bool m_UpdatedOnce;
+    unsigned int m_BoxID;
+    glm::vec3 m_PrevPos;
+    glm::quat m_PrevOri;
+
+    void falsifyObjectChecks();
+
+    struct OctChild
+    {
+        ~OctChild();
+        OctChild(const AABB& octTreeBounds, 
+            int subDivisions, 
+            std::vector<OctTree::ContainedObject>& staticObjects, 
+            std::vector<OctTree::ContainedObject>& dynamicObjects);
+        OctChild(const OctChild& other) = delete;
+        OctChild(const OctChild&& other) = delete;
+        OctChild& operator= (const OctChild& other) = delete;
+        void AddDynamicObject(const AABB& box);
+        void AddStaticObject(const AABB& box);
+        void BoxesInSameRegion(const AABB& box, std::vector<AABB>& outBoxes) const;
+        void ClearObjects();
+        void ClearDynamicObjects();
+        bool RayCollides(const Ray& ray, Output& data) const;
+        bool BoxCollides(const AABB& boxToTest, AABB& outBoxIntersected) const;
+
+        OctChild* m_Children[8];
+        //Indices into the lists in OctTree.
+        std::vector<int> m_StaticObjIndices;
+        std::vector<int> m_DynamicObjIndices;
+        AABB m_Box;
+        //Reference to the lists in OctTree.
+        std::vector<OctTree::ContainedObject>& m_StaticObjectsRef;
+        std::vector<OctTree::ContainedObject>& m_DynamicObjectsRef;
+
+        inline bool hasChildren() const;
+        int childIndexContainingPoint(const glm::vec3& point) const;
+        std::vector<int> childIndicesContainingBox(const AABB& box) const;
+    };
+};
+
+
+#endif

include/Engine/Core/Ray.h

@@ -0,0 +1,31 @@
+#ifndef Ray_h__
+#define Ray_h__
+
+#include "../GLM.h"
+#include "Common.h"
+
+class Ray
+{
+public:
+    Ray(const glm::vec3& origin, const glm::vec3& dir)
+        : m_Origin(origin)
+        , m_Direction(glm::normalize(dir))
+    {
+        DEBUG_IF(true) {
+            if (glm::any(glm::isnan(m_Direction))) {
+                LOG_WARNING("Ray Direction was set to the zero-vector, expect unknown side effects and/or crashes.");
+            }
+        }
+    }
+    const glm::vec3& Origin() const { return m_Origin; }
+    const glm::vec3& Direction() const { return m_Direction; }
+    //Sets the ray origin at parameter.
+    void SetOrigin(const glm::vec3& origin) { m_Origin = origin; }
+    //Normalizes the parameter and sets direction to it.
+    void SetDirection(const glm::vec3& direction) { m_Direction = glm::normalize(direction); }
+private:
+    glm::vec3 m_Origin;
+    glm::vec3 m_Direction;
+};
+
+#endif // Ray_h__

include/Engine/Core/System.h

@@ -9,17 +9,42 @@ class System
 {
     friend class SystemPipeline;
 
-public:
-    System(EventBroker* eventBroker, std::string componentType)
-        : m_EventBroker(eventBroker)
-        , m_ComponentType(componentType)
-    { }
-
-    virtual void Update(World* world, ComponentWrapper& component, double dt) = 0;
-
 protected:
-    std::string m_ComponentType;
+    System(EventBroker* eventBroker)
+        : m_EventBroker(eventBroker)
+    { }
+    virtual ~System() = default;
+
     EventBroker* m_EventBroker;
 };
 
+class PureSystem : public System
+{
+    friend class SystemPipeline;
+
+protected:
+    PureSystem(EventBroker* eventBroker, std::string componentType)
+        : System(eventBroker)
+        , m_ComponentType(componentType)
+    { }
+    virtual ~PureSystem() = default;
+
+    const std::string m_ComponentType;
+
+    virtual void UpdateComponent(World* world, ComponentWrapper& component, double dt) = 0;
+};
+
+class ImpureSystem : public System
+{
+    friend class SystemPipeline;
+
+protected:
+    ImpureSystem(EventBroker* eventBroker)
+        : System(eventBroker)
+    { }
+    virtual ~ImpureSystem() = default;
+
+    virtual void Update(World* world, double dt) = 0;
+};
+
 #endif

include/Engine/Core/SystemPipeline.h

@@ -14,45 +14,76 @@ public:
     { }
     ~SystemPipeline()
     {
-        for (auto& pair : m_Systems) {
-            for (auto& system : pair.second) {
-                delete system;
+        for (UnorderedSystems& group : m_OrderedSystemGroups) {
+            for (auto& pair : group.Systems) {
+                delete pair.second;
             }
         }
     }
 
     template <typename T, typename... Arguments>
-    void AddSystem(Arguments... args)
+    //All systems with orderlevel 0 will be updated first, then 1, 2, etc.
+    void AddSystem(int updateOrderLevel, Arguments... args)
     {
+        if (updateOrderLevel + 1 > m_OrderedSystemGroups.size()) {
+            m_OrderedSystemGroups.resize(updateOrderLevel + 1);
+        }
+        UnorderedSystems& group = m_OrderedSystemGroups[updateOrderLevel];
         System* system = new T(m_EventBroker, args...);
-        if (!system->m_ComponentType.empty()) {
-            m_Systems[system->m_ComponentType].push_back(system);
-        } else {
-            LOG_ERROR("Failed to add system \"%s\": Missing component type!", typeid(T).name());
-            delete system;
+        group.Systems[typeid(T).name()] = system;
+
+        if (std::is_base_of<PureSystem, T>::value) {
+            PureSystem* pureSystem = static_cast<PureSystem*>(system);
+            if (!pureSystem->m_ComponentType.empty()) {
+                group.PureSystems[pureSystem->m_ComponentType].push_back(pureSystem);
+            } else {
+                LOG_ERROR("Failed to add pure system \"%s\": Missing component type!", typeid(T).name());
+            }
+        }
+
+        if (std::is_base_of<ImpureSystem, T>::value) {
+            ImpureSystem* impureSystem = static_cast<ImpureSystem*>(system);
+            group.ImpureSystems.push_back(impureSystem);
         }
     }
 
     void Update(World* world, double dt)
     {
-        for (auto& pair : m_Systems) {
-            const std::string& componentName = pair.first;
-            auto& systems = pair.second;
-            const ComponentPool* pool = world->GetComponents(componentName);
-            if (pool == nullptr) {
-                continue;
+        for (UnorderedSystems& group : m_OrderedSystemGroups) {
+            // Process events
+            for (auto& pair : group.Systems) {
+                m_EventBroker->Process(pair.first);
             }
-            for (auto& component : *pool) {
-                for (auto& system : systems) {
-                    system->Update(world, component, dt);
+
+            // Update
+            for (auto& pair : group.PureSystems) {
+                const std::string& componentName = pair.first;
+                auto& systems = pair.second;
+                const ComponentPool* pool = world->GetComponents(componentName);
+                if (pool == nullptr) {
+                    continue;
                 }
+                for (auto& component : *pool) {
+                    for (auto& system : systems) {
+                        system->UpdateComponent(world, component, dt);
+                    }
+                }
+            }
+            for (auto& system : group.ImpureSystems) {
+                system->Update(world, dt);
             }
         }
     }
 
 private:
     EventBroker* m_EventBroker;
-    std::unordered_map<std::string, std::vector<System*>> m_Systems;
+    struct UnorderedSystems
+    {
+        std::map<std::string, System*> Systems;
+        std::map<std::string, std::vector<PureSystem*>> PureSystems;
+        std::vector<ImpureSystem*> ImpureSystems;
+    };
+    std::vector<UnorderedSystems> m_OrderedSystemGroups;
 };
 
 #endif

include/Engine/Core/Util/IfDebug.h

@@ -0,0 +1,12 @@
+// Example:
+// DEBUG_IF(condition) {
+//    // This code is executed only in debug mode and if condition is true.
+// }
+// NOTE: condition statement is not executed at all in release mode.
+#ifndef DEBUG_IF
+#ifndef DEBUG
+#define DEBUG_IF(c) if(c)
+#else
+#define DEBUG_IF(c) if(false)
+#endif
+#endif

include/Engine/Core/World.h

@@ -14,22 +14,35 @@ public:
 
     // Create empty entity
     EntityID CreateEntity(EntityID parent = 0);
+    // Delete entity and all components within
+    void DeleteEntity(EntityID entity);
 
     // Register a component type and allocate space for it
     void RegisterComponent(ComponentInfo& ci);
     // Attach a component to an entity and fill it with default values
     ComponentWrapper AttachComponent(EntityID entity, std::string componentType);
+    // Check if an entity has a component
+    bool HasComponent(EntityID entity, std::string componentType);
     // Get a component of an entity
     ComponentWrapper GetComponent(EntityID entity, std::string componentType);
+    // Delete a component off an entity
+    void DeleteComponent(EntityID entity, std::string componentType);
     // Get all components of the specified type
     const ComponentPool* GetComponents(std::string componentType);
     // Get entity parent
     EntityID GetParent(EntityID entity);
+    // Change the parent of an entity
+    void SetParent(EntityID entity, EntityID parent);
+    // Get all component pools
+    const std::unordered_map<std::string, ComponentPool*>& GetComponentPools() const { return m_ComponentPools; }
+    // Get the entity children map
+    const std::unordered_multimap<EntityID, EntityID>& GetEntityChildren() const { return m_EntityChildren; }
 
 private:
     EntityID m_CurrentEntityID = 1;
 
     std::unordered_map<EntityID, EntityID> m_EntityParents;
+    // TODO: This should be a more effective structure
     std::unordered_multimap<EntityID, EntityID> m_EntityChildren;
     std::unordered_map<std::string, ComponentPool*> m_ComponentPools;
 

include/Engine/Editor/EditorSystem.h

@@ -0,0 +1,79 @@
+#include <imgui/imgui.h>
+#include <glm/gtx/common.hpp>
+#include <boost/filesystem/path.hpp>
+#include "../Core/System.h"
+#include "../Core/EMousePress.h"
+#include "../Core/EMouseRelease.h"
+#include "../Core/EMouseMove.h"
+#include "../Core/ConfigFile.h"
+#include "../Input/EInputCommand.h"
+#include "../Rendering/IRenderer.h"
+#include "../Rendering/EPicking.h"
+#include "../Core/EFileDropped.h"
+#include "../Rendering/RenderQueueFactory.h"
+
+class EditorSystem : public ImpureSystem
+{
+public:
+    EditorSystem(EventBroker* eventBroker, IRenderer* renderer);
+
+    virtual void Update(World* world, double dt) override;
+
+private:
+    IRenderer* m_Renderer;
+    World* m_World = nullptr;
+
+    bool m_Enabled;
+    bool m_Visible;
+    std::vector<glm::vec2> m_PickingQueue;
+
+    enum class WidgetMode
+    {
+        None,
+        Translate,
+        Rotate,
+        Scale
+    } m_WidgetMode = WidgetMode::None;
+
+    enum class WidgetSpace
+    {
+        Local,
+        Global
+    } m_WidgetSpace = WidgetSpace::Global;
+
+    EntityID m_Widget = 0;
+    EntityID m_WidgetX = 0;
+    EntityID m_WidgetPlaneX = 0;
+    EntityID m_WidgetY = 0;
+    EntityID m_WidgetPlaneY = 0;
+    EntityID m_WidgetZ = 0;
+    EntityID m_WidgetPlaneZ = 0;
+    EntityID m_WidgetOrigin = 0;
+    glm::vec3 m_WidgetCurrentAxis;
+    float m_WidgetPickingDepth = 0.f;
+
+    EntityID m_Selection = 0;
+    EntityID m_LastSelection = 0;
+    glm::vec3 m_Position;
+    std::string m_LastDroppedFile;
+
+    EventRelay<EditorSystem, Events::InputCommand> m_EInputCommand;
+    bool OnInputCommand(const Events::InputCommand& e);
+    EventRelay<EditorSystem, Events::MouseRelease> m_EMouseRelease;
+    bool OnMouseRelease(const Events::MouseRelease& e);
+    EventRelay<EditorSystem, Events::MousePress> m_EMousePress;
+    bool OnMousePress(const Events::MousePress& e);
+    EventRelay<EditorSystem, Events::MouseMove> m_EMouseMove;
+    bool OnMouseMove(const Events::MouseMove& e);
+    EventRelay<EditorSystem, Events::Picking> m_EPicking;
+    bool OnPicking(const Events::Picking& e);
+    EventRelay<EditorSystem, Events::FileDropped> m_EFileDropped;
+    bool OnFileDropped(const Events::FileDropped& e);
+
+    void updateWidget();
+    void setWidgetMode(WidgetMode newMode);
+    void setWidgetSpace(WidgetSpace space);
+    void drawUI(World* world, double dt);
+    bool createDeleteButton(std::string componentType);
+    void changeParent(EntityID entity, EntityID newParent);
+};

include/Engine/Network/Client.h

@@ -1,14 +1,84 @@
 #ifndef Client_h__
 #define Client_h__
 
-#include <boost\asio.hpp>
+#include <string>
+#include <ctime>
 
-class Client
+#include <glm/common.hpp>
+#include <boost/asio.hpp>
+
+#include "Network/Network.h"
+#include "Network/MessageType.h"
+#include "Network/PlayerDefinition.h"
+#include "Network/SnapshotDefinitions.h"
+#include "Core/World.h"
+#include "Core/EventBroker.h"
+#include "Core/ConfigFile.h"
+#include "Input/EInputCommand.h"
+
+class Client : public Network
 {
-	Client();
-	~Client();
+public:
+    Client(ConfigFile* config);
+    ~Client();
+    void Start(World* world, EventBroker* eventBroker) override;
+    void Update() override;
+    void Close();
+private:
+    // Assio UDP logic
+    boost::asio::ip::udp::endpoint m_ReceiverEndpoint;
+    boost::asio::io_service m_IOService;
+    boost::asio::ip::udp::socket m_Socket;
 
+    // Sending message to server logic
+    int bytesRead = -1;
+    char readBuf[1024] = { 0 };
+    int snapshotInterval = 33;
+    std::clock_t previousSnapshotMessage = std::clock();
 
+    // Packet loss logic
+    unsigned int m_PacketID = 0;
+    unsigned int m_PreviousPacketID = 0;
+    unsigned int m_SendPacketID = 0;
+
+    // Game logic
+    World* m_World;
+    std::string m_PlayerName;
+    int m_PlayerID = -1;
+
+    // Network logic
+    PlayerDefinition m_PlayerDefinitions[MAXCONNECTIONS];
+    SnapshotDefinitions m_NextSnapshot;
+    bool m_ThreadIsRunning = true;
+    double m_DurationOfPingTime;
+    std::clock_t m_StartPingTime;
+    // Use to check if we should send disconnect message
+    // if game is turned of by closing window.
+    bool m_WasStarted = false;
+
+    // Private member functions
+    void readFromServer();
+    void sendSnapshotToServer();
+    int receive(char* data, size_t length);
+    void send(Packet& packet);
+    void connect();
+    void disconnect();
+    void ping();
+    void moveMessageHead(char*& data, size_t& length, size_t stepSize);
+    void parseMessageType(Packet& packet);
+    void parseEventMessage(Packet& packet);
+    void parseConnect(Packet& packet);
+    void parsePing();
+    void parseServerPing();
+    void parseSnapshot(Packet& packet);
+    void identifyPacketLoss();
+    bool isConnected();
+    EntityID createPlayer();
+
+    // Events
+    EventBroker* m_EventBroker;
+    EventRelay<Client, Events::InputCommand> m_EInputCommand;
+    bool OnInputCommand(const Events::InputCommand &e);
 };
 
 #endif

include/Engine/Network/MessageType.h

@@ -0,0 +1,17 @@
+#ifndef MessageType_h__
+#define MessageType_h__
+
+// Message types used by both server and client.
+// Used to determine what type of message was sent.
+enum class MessageType
+{
+	Connect,
+	Disconnect,
+	ClientPing,
+	ServerPing,
+	Message,
+	Snapshot,
+	Event,
+};
+
+#endif

include/Engine/Network/Network.h

@@ -0,0 +1,19 @@
+#ifndef Network_h__
+#define Network_h__
+
+#include "Core/World.h"
+#include "Core/EventBroker.h"
+#include "Network/Packet.h"
+
+#define MAXCONNECTIONS 8
+#define INPUTSIZE 128
+
+class Network
+{
+public:
+    virtual ~Network() { };
+    virtual void Start(World* m_world, EventBroker *eventBroker) = 0;
+    virtual void Update() = 0;
+};
+
+#endif

include/Engine/Network/Packet.h

@@ -0,0 +1,61 @@
+#ifndef Packet_h__
+#define Packet_h__
+
+#include <string>
+#include "Network/MessageType.h"
+#include "Core/Util/Logging.h"
+
+// Defines the 
+class Packet
+{
+public:
+    // arg1: Type of message (Connect, Disconnect...)
+    // arg2: PacketID for identifying packet loss.
+    Packet(MessageType type, unsigned int& packetID);
+    // Used to create packet from already existing data buffer.
+    Packet(char* data, const int sizeOfPacket);
+    
+    ~Packet();
+    // Add primitive types like int, float, char...
+    template<typename T>
+    void WritePrimitive(T val)
+    {
+        // Check if we are trying to add more than the package can fit.
+        if (m_MaxPacketSize < m_Offset + sizeof(T)) {
+            LOG_WARNING("Packet AddPrimitive(): You are trying to add more than we have allocated for!");
+        }
+        memcpy(m_Data + m_Offset, &val, sizeof(T));
+        m_Offset += sizeof(T);
+    }
+    // Pops the first element as if it was a primitive.
+    template<typename T>
+    T ReadPrimitive()
+    {
+        if (m_Offset < m_ReturnDataOffset + sizeof(T)) {
+            LOG_WARNING("Packet PopFrontPrimitive(): You are trying to remove more than what exists in this packet!");
+            return -1;
+        }
+        T returnValue;
+        memcpy(&returnValue, m_Data + m_ReturnDataOffset, sizeof(T));
+        m_ReturnDataOffset += sizeof(T);
+        return returnValue;
+    }
+    // Add a string to the message
+    void WriteString(std::string str);
+    // Add data to the message
+    void WriteData(char* data, int sizeOfData);
+    // Pops the first element as if it was a string.
+    std::string ReadString();
+    char* ReadData(int SizeOfData);
+
+    int Size() { return m_Offset; };
+    char* Data() { return m_Data; };
+
+private:
+    char* m_Data;
+    unsigned int m_ReturnDataOffset = 0;
+    int m_Offset = 0;
+    unsigned int m_MaxPacketSize = 128;
+};
+
+#endif

include/Engine/Network/PlayerDefinition.h

@@ -0,0 +1,11 @@
+#ifndef PlayerDefinition_h__
+#define PlayerDefinition_h__
+#include <string>
+
+struct PlayerDefinition {
+    int EntityID = -1;
+    std::string Name = "";
+    boost::asio::ip::udp::endpoint Endpoint;
+};
+
+#endif

include/Engine/Network/Server.h

@@ -1,12 +1,85 @@
 #ifndef Server_h__
 #define Server_h__
 
-#include <boost\asio.hpp>
+#include <string>
+#include <ctime>
 
-class Server
+#include <glm/common.hpp>
+#include <boost/asio/ip/udp.hpp>
+
+#include "Network/MessageType.h"
+#include "Network/PlayerDefinition.h"
+#include "Core/World.h"
+#include "Core/EventBroker.h"
+#include "Network/Network.h"
+
+class Server : public Network
 {
-	Server();
-	~Server();
+public:
+    Server();
+    ~Server();
+    void Start(World* m_world, EventBroker *eventBroker) override;
+    void Update() override;
+    void Close();
+
+private:
+    // UDP logic
+    boost::asio::ip::udp::endpoint m_ReceiverEndpoint;
+    boost::asio::io_service m_IOService;
+    boost::asio::ip::udp::socket m_Socket;
+    PlayerDefinition m_PlayerDefinitions[MAXCONNECTIONS];
+
+    // Sending messages to client logic
+    char readBuffer[1024] = { 0 };
+    int bytesRead = 0;
+    // time for previouse message
+    std::clock_t previousePingMessage = std::clock();
+    std::clock_t previousSnapshotMessage = std::clock();
+    std::clock_t timOutTimer = std::clock();
+    // How often we send messages (milliseconds)
+    int intervalMs = 1000;
+    int snapshotInterval = 50;
+    int checkTimeOutInterval = 100;
+
+    //Timers
+    std::clock_t m_StartPingTime;
+    std::clock_t m_StopTimes[8];
+
+    // Game logic
+    World* m_World;
+    EventBroker* m_EventBroker;
+    // vec.size() = ammount of players to create, stores playerID's
+    std::vector<unsigned int> m_PlayersToCreate;
+    
+    // Packet loss logic
+    unsigned int m_PacketID;
+    unsigned int m_PreviousPacketID;
+    unsigned int m_SendPacketID;
+    
+    // Close logic
+    bool m_ThreadIsRunning = true;
+
+    // Private member functions
+    int  receive(char* data, size_t length);
+    void readFromClients();
+    void send(Packet& packet, int playerID);
+    void send(Packet& packet);
+    void moveMessageHead(char*& data, size_t& length, size_t stepSize);
+    void broadcast(std::string message);
+    void broadcast(Packet& packet);
+    void sendSnapshot();
+    void sendPing();
+    void checkForTimeOuts();
+    void disconnect(int i);
+    void parseMessageType(Packet& packet);
+    void parseEvent(Packet& packet);
+    void parseConnect(Packet& packet);
+    void parseDisconnect();
+    void parseClientPing();
+    void parseServerPing();
+    void parseSnapshot(Packet& packet);
+    void identifyPacketLoss();
+    EntityID createPlayer();
 };
 
 #endif

include/Engine/Network/SnapshotDefinitions.h

@@ -0,0 +1,12 @@
+#ifndef SnapshotDefinitions_h__
+#define SnapshotDefinitions_h__
+
+struct SnapshotDefinitions
+{
+	// "+Forward" is 8 characters * sizeof(char) = 8
+	std::string InputForward;
+	// "+Right" is 6 characters * sizeof(char) = 6
+    std::string InputRight;
+};
+
+#endif

include/Engine/Rendering/DebugCameraInputController.h

@@ -1,3 +1,4 @@
+#include <imgui/imgui.h>
 #include "../Input/FirstPersonInputController.h"
 
 template <typename EventContext>
@@ -13,22 +14,35 @@ public:
 
     virtual bool OnCommand(const Events::InputCommand& e) override
     {
+        ImGuiIO& io = ImGui::GetIO();
+
         if (e.Command == "PrimaryFire") {
             if (e.Value > 0) {
-                LockMouse();
+                if (!io.WantCaptureMouse) {
+                    LockMouse();
+                }
             } else {
                 UnlockMouse();
             }
             return false;
         }
 
-        if (e.Command == "Right") {
-            float value = std::max(-1.f, std::min(e.Value, 1.f));
-            m_Velocity.x = value;
-        }
-        if (e.Command == "Forward") {
-            float value = std::max(-1.f, std::min(e.Value, 1.f));
-            m_Velocity.z = -value;
+        if (!io.WantCaptureKeyboard) {
+            if (e.Command == "Right") {
+                float value = std::max(-1.f, std::min(e.Value, 1.f));
+                m_Velocity.x = value;
+            }
+            if (e.Command == "Forward") {
+                float value = std::max(-1.f, std::min(e.Value, 1.f));
+                m_Velocity.z = -value;
+            }
+            if (e.Command == "Sprint") {
+                if (e.Value > 0.f) {
+                    m_Speed = m_BaseSpeed * 2.f * (e.Value);
+                } else {
+                    m_Speed = m_BaseSpeed;
+                }
+            }
         }
 
         return FirstPersonInputController::OnCommand(e);
@@ -37,12 +51,13 @@ public:
     void Update(double dt)
     {
         if (glm::length2(m_Velocity) > 0) {
-            m_Position += m_Orientation * (glm::normalize(m_Velocity) * m_BaseSpeed);
+            m_Position += m_Orientation * (glm::normalize(m_Velocity) * m_Speed * (float)dt);
         }
     }
 
 protected:
     glm::vec3 m_Position = glm::vec3(0, 0, 0);
     glm::vec3 m_Velocity = glm::vec3(0, 0, 0);
-    float m_BaseSpeed = 0.1f;
+    float m_BaseSpeed = 2.0f;
+    float m_Speed = m_BaseSpeed;
 };

include/Engine/Rendering/DrawFinalPass.h

@@ -0,0 +1,38 @@
+#ifndef DrawFinalPass_h__
+#define DrawFinalPass_h__
+
+#include "IRenderer.h"
+#include "DrawFinalPassState.h"
+#include "LightCullingPass.h"
+#include "FrameBuffer.h"
+#include "ShaderProgram.h"
+#include "Util/UnorderedMapVec2.h"
+#include "Texture.h"
+
+class DrawFinalPass
+{
+public:
+    DrawFinalPass(IRenderer* renderer, LightCullingPass* lightCullingPass);
+    ~DrawFinalPass() { }
+    void InitializeTextures();
+    void InitializeFrameBuffers();
+    void InitializeShaderPrograms();
+
+    void Draw(RenderQueueCollection& rq);
+
+    //Getters
+
+
+private:
+    void GenerateTexture(GLuint* texture, GLenum wrapping, GLenum filtering, glm::vec2 dimensions, GLint internalFormat, GLint format, GLenum type) const;
+
+    Texture* m_WhiteTexture;
+
+    const IRenderer* m_Renderer;
+    const LightCullingPass* m_LightCullingPass;
+
+    ShaderProgram* m_ForwardPlusProgram;
+
+};
+
+#endif 

include/Engine/Rendering/DrawFinalPassState.h

@@ -0,0 +1,15 @@
+#ifndef DrawFinalPassState_h__
+#define DrawFinalPassState_h__
+
+#include "Rendering/RenderState.h"
+
+class DrawFinalPassState : public RenderState
+{
+public:
+    DrawFinalPassState();
+    ~DrawFinalPassState();
+private:
+
+};
+
+#endif

include/Engine/Rendering/DrawScenePass.h

@@ -0,0 +1,36 @@
+#ifndef DrawScenePass_h__
+#define DrawScenePass_h__
+
+#include "IRenderer.h"
+#include "DrawScenePassState.h"
+#include "FrameBuffer.h"
+#include "ShaderProgram.h"
+#include "Util/UnorderedMapVec2.h"
+#include "Texture.h"
+
+class DrawScenePass
+{
+public:
+    DrawScenePass(IRenderer* renderer);
+    ~DrawScenePass() { }
+    void InitializeTextures();
+    void InitializeFrameBuffers();
+    void InitializeShaderPrograms();
+
+    void Draw(RenderQueueCollection& rq);
+
+    //Getters
+
+
+private:
+    void GenerateTexture(GLuint* texture, GLenum wrapping, GLenum filtering, glm::vec2 dimensions, GLint internalFormat, GLint format, GLenum type) const;
+
+    Texture* m_WhiteTexture;
+
+    const IRenderer* m_Renderer;
+
+    ShaderProgram* m_BasicForwardProgram;
+
+};
+
+#endif 

include/Engine/Rendering/DrawScenePassState.h

@@ -0,0 +1,15 @@
+#ifndef DrawScenePassState_h__
+#define DrawScenePassState_h__
+
+#include "Rendering/RenderState.h"
+
+class DrawScenePassState : public RenderState
+{
+public:
+    DrawScenePassState();
+    ~DrawScenePassState();
+private:
+
+};
+
+#endif

include/Engine/Rendering/EPicking.h

@@ -34,21 +34,26 @@ public:
         EntityID Entity;
         //World position of the "pick"
         glm::vec3 Position;
+        // Depth
+        float Depth;
     };
 
     PickData Pick(glm::vec2 screenCoord) const
     {
         PickData pickData;
 
+        // Invert screen y coordinate
+        screenCoord.y = Resolution.Height - screenCoord.y;
         ScreenCoords::PixelData data = ScreenCoords::ToPixelData(screenCoord, PickingBuffer, *DepthBuffer);
+        pickData.Depth = data.Depth;
 
         auto it = PickingColorsToEntity->find(glm::vec2(data.Color[0], data.Color[1]));
         if (it != PickingColorsToEntity->end()) {
             pickData.Entity = it->second;
         } else {
-            pickData.Entity = -1;
+            pickData.Entity = 0;
         }
-        pickData.Position = ScreenCoords::ToWorldPos(screenCoord.x, Resolution.Width - screenCoord.y, data.Depth, Resolution, ProjectionMatrix, ViewMatrix);
+        pickData.Position = ScreenCoords::ToWorldPos(screenCoord.x, screenCoord.y, data.Depth, Resolution, ProjectionMatrix, ViewMatrix);
 
         return pickData;
     }

include/Engine/Rendering/IRenderer.h

@@ -35,7 +35,7 @@ public:
 	virtual void Draw(RenderQueueCollection& rq) = 0;
 
 protected:
-	Rectangle m_Resolution = Rectangle(1280, 720);
+	Rectangle m_Resolution = Rectangle::Rectangle(1280, 720);
 	bool m_Fullscreen = false;
 	bool m_VSYNC = false;
 	int m_GLVersion[2];

include/Engine/Rendering/ImGuiRenderPass.h

@@ -0,0 +1,77 @@
+#include <imgui/imgui.h>
+#include "../OpenGL.h"
+#include "IRenderer.h"
+#include "RenderState.h"
+#include "../Core/EventBroker.h"
+#include "../Core/EMousePress.h"
+#include "../Core/EMouseRelease.h"
+#include "../Core/EMouseMove.h"
+#include "../Core/EMouseScroll.h"
+#include "../Core/EKeyDown.h"
+#include "../Core/EKeyUp.h"
+#include "../Core/EKeyboardChar.h"
+
+class ImGuiRenderState : public RenderState
+{
+public:
+    ImGuiRenderState()
+        : RenderState()
+    {
+        BindFramebuffer(0);
+        Enable(GL_BLEND);
+        BlendEquation(GL_FUNC_ADD);
+        BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+        Disable(GL_CULL_FACE);
+        Disable(GL_DEPTH_TEST);
+        Enable(GL_SCISSOR_TEST);
+    }
+};
+
+class ImGuiRenderPass
+{
+public:
+    ImGuiRenderPass(IRenderer* renderer, EventBroker* eventBroker);
+
+    void Update(double dt);
+    void Draw();
+
+private:
+    IRenderer* m_Renderer;
+    EventBroker* m_EventBroker;
+
+    GLFWwindow* g_Window;
+    double g_DeltaTime = 0.0;
+    float g_MouseWheel = 0.f;
+    GLuint g_FontTexture;
+    int g_ShaderHandle;
+    int g_VertHandle;
+    int g_FragHandle;
+    int g_AttribLocationTex;
+    int g_AttribLocationProjMtx;
+    int g_AttribLocationPosition;
+    int g_AttribLocationUV;
+    int g_AttribLocationColor;
+    GLuint g_VboHandle;
+    GLuint g_VaoHandle;
+    GLuint g_ElementsHandle;
+
+    EventRelay<ImGuiRenderPass, Events::MousePress> m_EMousePress;
+    bool OnMousePress(const Events::MousePress& e);
+    EventRelay<ImGuiRenderPass, Events::MouseRelease> m_EMouseRelease;
+    bool OnMouseRelease(const Events::MouseRelease& e);
+    EventRelay<ImGuiRenderPass, Events::MouseMove> m_EMouseMove;
+    bool OnMouseMove(const Events::MouseMove& e);
+    EventRelay<ImGuiRenderPass, Events::MouseScroll> m_EMouseScroll;
+    bool OnMouseScroll(const Events::MouseScroll& e);
+    EventRelay<ImGuiRenderPass, Events::KeyDown> m_EKeyDown;
+    bool OnKeyDown(const Events::KeyDown& e);
+    EventRelay<ImGuiRenderPass, Events::KeyUp> m_EKeyUp;
+    bool OnKeyUp(const Events::KeyUp& e);
+    EventRelay<ImGuiRenderPass, Events::KeyboardChar> m_EKeyboardChar;
+    bool OnKeyboardChar(const Events::KeyboardChar& e);
+
+    bool createDeviceObjects();
+    bool createFontsTexture();
+
+    void newFrame();
+};

include/Engine/Rendering/LightCullingPass.h

@@ -0,0 +1,78 @@
+#ifndef LightCullingPass_h__
+#define LightCullingPass_h__
+
+#define TILE_SIZE 16 
+#define NUM_LIGHTS 1000
+
+#include "IRenderer.h"
+#include "LightCullingPassState.h"
+#include "ShaderProgram.h"
+
+
+class LightCullingPass
+{
+public:
+    LightCullingPass(IRenderer* renderer);
+    ~LightCullingPass();
+
+    void GenerateNewFrustum();
+    void CullLights();
+    void FillLightList(RenderQueueCollection& rq);
+
+    GLuint FrustumSSBO() const { return m_FrustumSSBO; }
+    GLuint LightSSBO() const { return m_LightSSBO; }
+    GLuint LightGridSSBO() const { return m_LightGridSSBO; }
+    GLuint LightOffsetSSBO() const { return m_LightOffsetSSBO; }
+    GLuint LightIndexSSBO() const { return m_LightIndexSSBO; }
+private:
+
+    void InitializeSSBOs();
+    void InitializeShaderPrograms();
+
+    const IRenderer* m_Renderer;
+
+    GLuint m_FrustumSSBO = 0;
+    GLuint m_LightSSBO = 0;
+    GLuint m_LightGridSSBO = 0;
+    GLuint m_LightOffsetSSBO = 0;
+    GLuint m_LightIndexSSBO = 0;
+
+    ShaderProgram* m_CalculateFrustumProgram;
+    ShaderProgram* m_LightCullProgram;
+
+    struct Plane {
+        glm::vec3 Normal;
+        float d;
+    };
+
+    struct Frustum {
+        Plane Planes[4];
+    };
+    Frustum m_Frustums[80*45]; //TODO: Renderer: Make this change with resolution
+
+    //This should be a component
+    struct PointLight {
+        glm::vec4 Position = glm::vec4(0.f);
+        glm::vec4 Color = glm::vec4(1.f);
+        float Radius = 5.f;
+        float Intensity = 0.8f;
+        float Falloff = 0.3f;
+        float Padding = 1337;
+    };
+    std::vector<PointLight> m_PointLights;
+
+    struct LightGrid {
+        float Start;
+        float Amount;
+        glm::vec2 Padding;
+    };
+
+    LightGrid m_LightGrid[80*45]; //TODO: Renderer: Make this change with resolution
+
+    int m_LightOffset = 0;
+
+    float m_LightIndex[80*45*200]; //TODO: Renderer: Make this change with resolution
+};
+
+
+#endif

include/Engine/Rendering/PickingPass.h

@@ -0,0 +1,51 @@
+#ifndef PickingPass_h__
+#define PickingPass_h__
+
+
+
+#include "IRenderer.h"
+#include "PickingPassState.h"
+#include "FrameBuffer.h"
+#include "ShaderProgram.h"
+#include "Util/UnorderedMapVec2.h"
+#include "../Core/EventBroker.h"
+#include "EPicking.h"
+
+
+
+class PickingPass
+{
+public:
+    PickingPass(IRenderer* renderer, EventBroker* eb);
+    ~PickingPass();
+    void InitializeTextures();
+    void InitializeFrameBuffers();
+    void InitializeShaderPrograms();
+
+    void Draw(RenderQueueCollection& rq);
+
+    //Getters
+    const ShaderProgram& PickingProgram() const { return *m_PickingProgram; }
+    const std::unordered_map<glm::vec2, EntityID>& PickingColorsToEntity() const { return m_PickingColorsToEntity; }
+    GLuint PickingTexture() const { return m_PickingTexture; }
+    GLuint DepthBuffer() const { return m_DepthBuffer; }
+    const FrameBuffer& PickingBuffer() const { return m_PickingBuffer; }
+
+private:
+    void GenerateTexture(GLuint* texture, GLenum wrapping, GLenum filtering, glm::vec2 dimensions, GLint internalFormat, GLint format, GLenum type) const;
+
+    EventBroker* m_EventBroker;
+
+    const IRenderer* m_Renderer;
+
+    ShaderProgram* m_PickingProgram;
+
+    std::unordered_map<glm::vec2, EntityID> m_PickingColorsToEntity;
+
+    GLuint m_PickingTexture;
+    GLuint m_DepthBuffer;
+
+    FrameBuffer m_PickingBuffer;
+};
+
+#endif 

include/Engine/Rendering/PickingPassState.h

@@ -0,0 +1,15 @@
+#ifndef PickingPassState_h__
+#define PickingPassState_h__
+
+#include "Rendering/RenderState.h"
+
+class PickingPassState : public RenderState
+{
+public:
+    PickingPassState(GLuint frameBuffer);
+    ~PickingPassState();
+
+private:
+};
+
+#endif

include/Engine/Rendering/RenderQueue.h

@@ -82,11 +82,12 @@ struct SpriteJob : RenderJob
 
 struct PointLightJob : RenderJob
 {
-	glm::vec3 Position;
-	glm::vec3 SpecularColor = glm::vec3(1, 1, 1);
-	glm::vec3 DiffuseColor = glm::vec3(1, 1, 1);
-	float Radius = 1.f;
-    float Intensity = 0.8f;
+    glm::vec4 Position;
+	glm::vec4 Color;
+	float Radius;
+    float Intensity;
+    float Falloff;
+    float padding = 123;
 
 	void CalculateHash() override
 	{

include/Engine/Rendering/RenderQueueFactory.h

@@ -13,8 +13,12 @@ public:
     RenderQueueFactory();
     void Update(World* world);
 
-    
     RenderQueueCollection RenderQueues() const { return m_RenderQueues; }
+
+    static glm::vec3 AbsolutePosition(World* world, EntityID entity);
+    static glm::quat AbsoluteOrientation(World* world, EntityID entity);
+    static glm::vec3 AbsoluteScale(World* world, EntityID entity);
+
 private:
     RenderQueueCollection m_RenderQueues;
 
@@ -22,10 +26,6 @@ private:
     void FillLights(World* world, RenderQueue* renderQueue);
 
     glm::mat4 ModelMatrix(World* world, EntityID entity);
-
-    glm::vec3 AbsolutePosition(World* world, EntityID entity);
-    glm::quat AbsoluteOrientation(World* world, EntityID entity);
-    glm::vec3 AbsoluteScale(World* world, EntityID entity);
 };
 
 #endif

include/Engine/Rendering/RenderState.h

@@ -0,0 +1,27 @@
+#ifndef RenderState_h__
+#define RenderState_h__
+
+#include <functional>
+#include "../Common.h"
+#include "../OpenGL.h"
+#include "../GLM.h"
+
+class RenderState 
+{
+public:
+    RenderState() = default;
+    ~RenderState();
+
+    bool Enable(GLenum cap);
+    bool Disable(GLenum cap);
+    bool CullFace(GLenum mode);
+    bool ClearColor(glm::vec4 color);
+    bool Clear(GLbitfield mask);
+    bool BindFramebuffer(GLint framebuffer);
+    bool BlendEquation(GLenum mode);
+    bool BlendFunc(GLenum sfactor, GLenum dfactor);
+
+private:
+    std::vector<std::function<void(void)>> m_ResetFunctions;
+};
+#endif

include/Engine/Rendering/Renderer.h

@@ -10,9 +10,15 @@
 #include "Util/UnorderedMapVec2.h"
 #include "FrameBuffer.h"
 #include "../Core/World.h"
+#include "PickingPass.h"
+#include "DrawScenePass.h"
+#include "DebugCameraInputController.h"
+#include "LightCullingPass.h"
+#include "DrawFinalPass.h"
 
 #include "../Core/EventBroker.h"
 #include "EPicking.h"
+#include "ImGuiRenderPass.h"
 
 class Renderer : public IRenderer
 {
@@ -21,44 +27,44 @@ public:
         : m_EventBroker(eventBroker)
     { }
 
-	virtual void Initialize() override;
-	virtual void Update(double dt) override;
-	virtual void Draw(RenderQueueCollection& rq) override;
+    virtual void Initialize() override;
+    virtual void Update(double dt) override;
+    virtual void Draw(RenderQueueCollection& rq) override;
 
 private:
-	//----------------------Variables----------------------//
+    //----------------------Variables----------------------//
     EventBroker* m_EventBroker;
 
-	Texture* m_ErrorTexture;
-	Texture* m_WhiteTexture;
-	float m_CameraMoveSpeed;
-    FrameBuffer m_PickingBuffer;
-    GLuint m_PickingTexture;
-    GLuint m_DepthBuffer;
+    std::shared_ptr<DebugCameraInputController<Renderer>> m_DebugCameraInputController;
+
+    Texture* m_ErrorTexture;
+    Texture* m_WhiteTexture;
+    float m_CameraMoveSpeed;
 
     Model* m_ScreenQuad;
     Model* m_UnitQuad;
     Model* m_UnitSphere;
 
-    std::unordered_map<glm::vec2, EntityID> m_PickingColorsToEntity;
+    DrawScenePass* m_DrawScenePass;
+    PickingPass* m_PickingPass;
+    LightCullingPass* m_LightCullingPass;
+    ImGuiRenderPass* m_ImGuiRenderPass;
+    DrawFinalPass* m_DrawFinalPass;
 
-	//----------------------Functions----------------------//
-	void InitializeWindow();
-	void InitializeShaders();
+    //----------------------Functions----------------------//
+    void InitializeWindow();
+    void InitializeShaders();
     void InitializeTextures();
-    void InitializeFrameBuffers();
+    void InitializeRenderPasses();
     //TODO: Renderer: Get InputUpdate out of renderer
-	void InputUpdate(double dt);
-    void PickingPass(RenderQueueCollection& rq);
+    void InputUpdate(double dt);
+    //void PickingPass(RenderQueueCollection& rq);
     void DrawScreenQuad(GLuint textureToDraw);
-    void DrawScene(RenderQueueCollection& rq);
-
 
     void GenerateTexture(GLuint* texture, GLenum wrapping, GLenum filtering, glm::vec2 dimensions, GLint internalFormat, GLint format, GLenum type);
 	//--------------------ShaderPrograms-------------------//
-	ShaderProgram m_BasicForwardProgram;
-    ShaderProgram m_PickingProgram;
-    ShaderProgram m_DrawScreenQuadProgram;
+	ShaderProgram* m_BasicForwardProgram;
+    ShaderProgram* m_DrawScreenQuadProgram;
 };
 
 #endif

include/Engine/Rendering/ShaderProgram.h

@@ -1,6 +1,9 @@
+#ifndef ShaderProgram_h__
+#define ShaderProgram_h__
 
 #include "../Common.h"
 #include "../OpenGL.h"
+#include "../Core/ResourceManager.h"
 #include <fstream>
 
 class Shader
@@ -60,11 +63,13 @@ public:
 		: ShaderType(fileName) { }
 };
 
-class ShaderProgram
+class ShaderProgram : public Resource
 {
-public:
-	ShaderProgram()
+    friend class ResourceManager;
+private:
+	ShaderProgram(std::string)
 		: m_ShaderProgramHandle(0) { }
+public:
 	~ShaderProgram();
 
 	void AddShader(std::shared_ptr<Shader> shader);
@@ -79,3 +84,5 @@ private:
 	GLuint m_ShaderProgramHandle;
 	std::vector<std::shared_ptr<Shader>> m_Shaders;
 };
+
+#endif

include/Engine/Rendering/Util/GLError.h

@@ -9,7 +9,7 @@ inline bool _GLERROR(const char* info, const char* file, const char* func, unsig
 	GLenum error = glGetError();
 	if (error != GL_NO_ERROR)
 	{
-		_LOG(LOG_LEVEL_ERROR, file, func, line, "GL Error: %s %i %s", info, error, gluErrorString(error));
+		_LOG(LOG_LEVEL_ERROR, file, func, line, "GL Error: %s, %i, %s", info, error, gluErrorString(error));
 		return true;
 	}
 

include/Game/Game.h

@@ -17,6 +17,14 @@
 #include "Core/SystemPipeline.h"
 #include "RaptorCopterSystem.h"
 #include "PlayerSystem.h"
+#include "Editor/EditorSystem.h"
+
+// Network
+#include <boost/thread.hpp>
+#include "Network/Network.h"
+#include "Network/Server.h"
+#include "Network/Client.h"
+
 
 class Game
 {
@@ -38,12 +46,21 @@ private:
     World* m_World;
     SystemPipeline* m_SystemPipeline;
     RenderQueueFactory* m_RenderQueueFactory;
+    // Network variables
+    boost::thread m_NetworkThread;
+
+    // Network methods
+    void networkFunction();
+    Network* m_ClientOrServer;
+    bool m_IsClientOrServer = false;
 
     EventRelay<Game, Events::InputCommand> m_EInputCommand;
     bool debugOnInputCommand(const Events::InputCommand& e);
 
     void debugInitialize();
     void debugTick(double dt);
+	EventRelay<Client, Events::KeyDown> m_EKeyDown;
+
 };
 
 #endif

include/Game/HealthSystem.h

@@ -0,0 +1,36 @@
+#ifndef HealthSystem_h__
+#define HealthSystem_h__
+
+#include <GLFW/glfw3.h>
+#include <glm/common.hpp>
+
+#include "Common.h"
+#include "Core/System.h"
+#include "Core\EPlayerDamage.h";
+#include "Core\EPlayerHealthPickup.h";
+#include "Core\EPlayerDeath.h";
+
+#include <tuple>
+#include <vector>
+
+class HealthSystem : public PureSystem
+{
+public:
+    HealthSystem(EventBroker* eventBroker);
+
+    //updatecomponent
+    virtual void UpdateComponent(World* world, ComponentWrapper& health, double dt) override;
+
+private:
+    //methods which will take care of specific events
+    EventRelay<HealthSystem, Events::PlayerDamage> m_EPlayerDamage;
+    bool HealthSystem::OnPlayerDamaged(const Events::PlayerDamage& e);
+    EventRelay<HealthSystem, Events::PlayerHealthPickup> m_EPlayerHealthPickup;
+    bool HealthSystem::OnPlayerHealthPickup(const Events::PlayerHealthPickup& e);
+
+    //vector which will keep track of health changes
+    std::vector<std::tuple<EntityID, double>> m_DeltaHealthVector;
+   
+};
+
+#endif

include/Game/PlayerSystem.h

@@ -6,39 +6,28 @@
 
 #include "Common.h"
 #include "Core/System.h"
-#include "Core/EventBroker.h"
-#include "Core/EKeyDown.h"
-#include "Core/EKeyUp.h"
+#include "Collision/ETrigger.h"
 
-struct KeyInput
-{
-    bool Forward = false;
-    bool Left = false;
-    bool Back = false;
-    bool Right = false;
-};
-
-class PlayerSystem : public System
+class PlayerSystem : public PureSystem
 {
 public:
     PlayerSystem(EventBroker* eventBroker)
-        : System(eventBroker, "Player")
+        : PureSystem(eventBroker, "Player")
     {
-        EVENT_SUBSCRIBE_MEMBER(m_EKeyDown, &PlayerSystem::OnKeyDown);
-        EVENT_SUBSCRIBE_MEMBER(m_EKeyUp, &PlayerSystem::OnKeyUp);
+        EVENT_SUBSCRIBE_MEMBER(m_ETouch, &PlayerSystem::OnTouch);
+        EVENT_SUBSCRIBE_MEMBER(m_EEnter, &PlayerSystem::OnEnter);
+        EVENT_SUBSCRIBE_MEMBER(m_ELeave, &PlayerSystem::OnLeave);
     }
 
-    virtual void Update(World* world, ComponentWrapper& player, double dt) override;
-
+    virtual void UpdateComponent(World* world, ComponentWrapper& player, double dt) override;
 private:
     float m_Speed = 5;
-    glm::vec3 m_Direction;
-    KeyInput input;
-
-    EventRelay<PlayerSystem, Events::KeyDown> m_EKeyDown;
-    bool OnKeyDown(const Events::KeyDown &event);
-    EventRelay<PlayerSystem, Events::KeyUp> m_EKeyUp;
-    bool OnKeyUp(const Events::KeyUp &event);
+    EventRelay<PlayerSystem, Events::TriggerEnter> m_EEnter;
+    bool OnEnter(const Events::TriggerEnter &event);
+    EventRelay<PlayerSystem, Events::TriggerTouch> m_ETouch;
+    bool PlayerSystem::OnTouch(const Events::TriggerTouch &event);
+    EventRelay<PlayerSystem, Events::TriggerLeave> m_ELeave;
+    bool PlayerSystem::OnLeave(const Events::TriggerLeave &event);
 };
 
 #endif

include/Game/RaptorCopterSystem.h

@@ -1,16 +1,14 @@
 #include "Common.h"
 #include "Core/System.h"
 
-class RaptorCopterSystem : public System
+class RaptorCopterSystem : public PureSystem
 {
 public:
     RaptorCopterSystem(EventBroker* eventBroker)
-        : System(eventBroker, "RaptorCopter")
+        : PureSystem(eventBroker, "RaptorCopter")
     { }
 
-	virtual void Initialize() { }
-
-    virtual void Update(World* world, ComponentWrapper& raptorCopter, double dt) override
+    virtual void UpdateComponent(World* world, ComponentWrapper& raptorCopter, double dt) override
     {
         ComponentWrapper& transform = world->GetComponent(raptorCopter.EntityID, "Transform");
         (glm::vec3&)transform["Orientation"] += (float)(double)raptorCopter["Speed"] * (float)dt * (glm::vec3)raptorCopter["Axis"];

resources/DefaultConfig.ini

@@ -1,9 +1,19 @@
 [Debug]
 LogLevel=1
 LoadMap=
+EditorEnabled=false
+
 
 [Video]
 Fullscreen=false
 VSYNC=false
 Width=1280
-Height=720
+Height=720
+FOV=45
+
+[Networking]
+StartNetwork=false
+IsServer=false
+Name=Bob
+Address=127.0.0.1
+Port=13

resources/DefaultInput.ini

@@ -14,3 +14,11 @@ R=Reload
 Space=Jump
 LeftControl=Crouch
 LeftShift=Sprint
+F1=ToggleEditor
+1=EditorToolMove
+2=EditorToolRotate
+3=EditorToolScale
+X=EditorToggleTransformSpace
+C=ConnectToServer
+N=SwitchToServer
+M=SwitchToClient

resources/Schema/Components.xsd

@@ -6,4 +6,8 @@
 	<xs:include schemaLocation="Components/Test.xsd"/>
 	<xs:include schemaLocation="Components/RaptorCopter.xsd"/>
 	<xs:include schemaLocation="Components/Player.xsd"/>
+	<xs:include schemaLocation="Components/AABB.xsd"/>
+	<xs:include schemaLocation="Components/PointLight.xsd"/>
+	<xs:include schemaLocation="Components/Trigger.xsd"/>
+	<xs:include schemaLocation="Components/Health.xsd"/>
 </xs:schema>

resources/Schema/Components/AABB.xml

@@ -0,0 +1,4 @@
+<c:AABB>
+	<BoxCenter X="0" Y="0" Z="0"/>
+	<BoxSize X="1" Y="1" Z="1"/>
+</c:AABB>

resources/Schema/Components/AABB.xsd

@@ -0,0 +1,14 @@
+<?xml version="1.0"?>
+
+<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:t="types">
+	<xs:import schemaLocation="../Types.xsd" namespace="types"/>
+
+	<xs:element name="AABB">
+		<xs:complexType>
+			<xs:all>
+				<xs:element name="BoxCenter" type="t:Vector" minOccurs="0"/>
+				<xs:element name="BoxSize" type="t:Vector" minOccurs="0"/>
+			</xs:all>
+		</xs:complexType>
+	</xs:element>
+</xs:schema>

resources/Schema/Components/Health.xml

@@ -0,0 +1,4 @@
+<c:Health>
+	<Health>100</Health>
+	<MaxHealth>100</MaxHealth>
+</c:Health>

resources/Schema/Components/Health.xsd

@@ -0,0 +1,14 @@
+<?xml version="1.0"?>
+
+<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:t="types">
+	<xs:import schemaLocation="../Types.xsd" namespace="types"/>
+
+	<xs:element name="Health">
+		<xs:complexType>
+			<xs:all>
+				<xs:element name="Health" type="t:double" minOccurs="0"/>
+				<xs:element name="MaxHealth" type="t:double" minOccurs="0"/>
+			</xs:all>
+		</xs:complexType>
+	</xs:element>
+</xs:schema>

resources/Schema/Components/Player.xml

@@ -1,3 +1,7 @@
 <c:Player>
 	<Velocity X="0" Y="0" Z="0"/>
+	<Forward>false</Forward>
+	<Left>false</Left>
+	<Back>false</Back>
+	<Right>false</Right>
 </c:Player>

resources/Schema/Components/Player.xsd

@@ -7,6 +7,10 @@
 		<xs:complexType>
 			<xs:all>
 				<xs:element name="Velocity" type="t:Vector" minOccurs="0"/>
+				<xs:element name="Forward" type="t:bool" minOccurs="0"/>
+				<xs:element name="Left" type="t:bool" minOccurs="0"/>
+				<xs:element name="Back" type="t:bool" minOccurs="0"/>
+				<xs:element name="Right" type="t:bool" minOccurs="0"/>
 			</xs:all>
 		</xs:complexType>
 	</xs:element>

resources/Schema/Components/PointLight.xml

@@ -0,0 +1,7 @@
+<c:PointLight>
+	<Color R="1" G="1" B="1" A="1"/>
+	<Radius>1.0</Radius>
+	<Intensity>0.8</Intensity>
+	<Falloff>0.3</Falloff>
+	<Visible>true</Visible>
+</c:PointLight>

resources/Schema/Components/PointLight.xsd

@@ -0,0 +1,20 @@
+<?xml version="1.0"?>
+
+<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:t="types">
+	<xs:import schemaLocation="../Types.xsd" namespace="types"/>
+
+	<xs:element name="PointLight">
+		<xs:annotation>
+			<xs:documentation>A pointlight that lights up geometry in a radius.</xs:documentation>
+		</xs:annotation>
+		<xs:complexType>
+			<xs:all>
+				<xs:element name="Color" type="t:Color" minOccurs="0"/>
+				<xs:element name="Radius" type="t:double" minOccurs="0"/>
+				<xs:element name="Intensity" type="t:double" minOccurs="0"/>
+				<xs:element name="Falloff" type="t:double" minOccurs="0"/>
+				<xs:element name="Visible" type="t:bool" minOccurs="0"/>
+			</xs:all>
+		</xs:complexType>
+	</xs:element>
+</xs:schema>

resources/Schema/Components/Test.xml

@@ -1,6 +0,0 @@
-<c:Test>
-	<Integer>1</Integer>
-	<Float>1.333</Float>
-	<Vector X="1.33333" Y="2.33333" Z="3.33333"/>
-	<Quaternion X="1.33333" Y="2.33333" Z="3.33333" W="4.44444"/>
-</c:Test>

resources/Schema/Components/Test.xsd

@@ -1,20 +0,0 @@
-<?xml version="1.0"?>
-
-<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:t="types">
-	<xs:import schemaLocation="../Types.xsd" namespace="types"/>
-
-	<xs:element name="Test">
-		<xs:annotation>
-			<xs:documentation>ECS Test Component</xs:documentation>
-		</xs:annotation>
-		<xs:complexType>
-			<xs:all>
-				<xs:element name="Integer" type="t:int" minOccurs="0"/>
-				<xs:element name="Double" type="t:double" minOccurs="0"/>
-				<xs:element name="String" type="t:string" minOccurs="0"/>
-				<xs:element name="Vector" type="t:Vector" minOccurs="0"/>
-				<xs:element name="Quaternion" type="t:Quaternion" minOccurs="0"/>
-			</xs:all>
-		</xs:complexType>
-	</xs:element>
-</xs:schema>

resources/Schema/Components/Transform.xml

@@ -1,5 +1,5 @@
 <c:Transform>
 	<Position X="0" Y="0" Z="0"/>
-	<Orientation X="0" Y="0" Z="0" W="0"/>
+	<Orientation X="0" Y="0" Z="0"/>
 	<Scale X="1" Y="1" Z="1"/>
 </c:Transform>

resources/Schema/Components/Trigger.xml

@@ -0,0 +1,2 @@
+<c:Trigger>
+</c:Trigger>

resources/Schema/Components/Trigger.xsd

@@ -0,0 +1,8 @@
+<?xml version="1.0"?>
+
+<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:t="types">
+	<xs:import schemaLocation="../Types.xsd" namespace="types"/>
+
+	<xs:element name="Trigger">
+	</xs:element>
+</xs:schema>

resources/Schema/Entities/CollisionTestLevel.xml

@@ -0,0 +1,122 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<Entity xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xi="http://www.w3.org/2001/XInclude" xsi:noNamespaceSchemaLocation="../Types/Entity.xsd" xmlns:c="components">
+	<Components>
+		<c:Transform>
+			<Orientation X="0" Y="0" Z="0"/>
+		</c:Transform>
+		<c:Model>
+			<Resource>Models/DummyScene.obj</Resource>
+		</c:Model>
+	</Components>
+	<Children>
+		<Entity>
+			<Components>
+				<c:Transform>
+					<Position X="-1.5"/>
+					<Scale X="1" Y="1" Z="1"/>
+				</c:Transform>
+				<c:Model>
+					<Resource>Models/ScaleWidget.obj</Resource>
+				</c:Model>
+			</Components>
+		</Entity>
+		<Entity>
+			<Components>
+				<c:Transform>
+					<Position X="1.5"/>
+					<Scale X="2" Y="2" Z="2"/>
+				</c:Transform>
+				<c:Model>
+					<Resource>Models/RotationWidgetX.obj</Resource>
+				</c:Model>
+				<c:Trigger>
+				</c:Trigger>
+			</Components>
+		</Entity>
+		<Entity>
+			<Components>
+				<c:Player>
+					<Velocity X="0" Y="0" Z="0"/>
+				</c:Player>
+				<c:Transform>
+					<Position X="2.5"/>
+				</c:Transform>
+				<c:Model>
+					<Resource>Models/Core/UnitCube.obj</Resource>
+				</c:Model>
+				<c:AABB>
+				</c:AABB>
+			</Components>
+		</Entity>
+		<Entity>
+			<Components>
+				<c:Transform>
+					<Position X="0" Y="-0"/>
+					<Scale X="1" Y="1" Z="1"/>
+				</c:Transform>
+				<!--<c:Move>
+					<Speed>1</Speed>
+					<Direction X="-1"/>
+					<Rotation Y="3.14"/>
+				</c:Move>-->
+			</Components>
+			<Children>
+				<Entity>
+					<Components>
+						<c:Transform>
+							<Position X="0" Y="0"/>
+							<Orientation X="0.0" Y="0" Z="1.0"/>
+						</c:Transform>
+						<c:Model>
+							<Resource>Models/Core/UnitRaptor.obj</Resource>
+							<Color R="1" G="0.4" B="0.8"/>
+						</c:Model>
+					</Components>
+					<Children>
+						<Entity>
+							<Components>
+								<c:Transform>
+									<Position X="-0.01" Y="0.55"/>
+									<Orientation X="0" Y="0" Z="-1"/>
+								</c:Transform>
+								<c:RaptorCopter>
+									<Speed>20</Speed>
+									<Axis Y="1"/>
+								</c:RaptorCopter>
+							</Components>
+							<Children>
+								<Entity>
+									<Components>
+										<c:Transform>
+											<Position X="0" Y="0"/>
+											<Scale X="1.7" Y="0.03" Z="0.1"/>
+											<Orientation X="0" Y="0" Z="0"/>
+										</c:Transform>
+										<c:Model>
+											<Resource>Models/Core/UnitCube.obj</Resource>
+											<Color R="1" G="0.4" B="0.8"/>
+										</c:Model>
+									</Components>
+								</Entity>
+								<Entity>
+									<Components>
+										<c:Transform>
+											<Position X="0" Y="0"/>
+											<Scale X="1.7" Y="0.03" Z="0.1"/>
+											<Orientation X="0" Y="1.57" Z="0"/>
+										</c:Transform>
+										<c:Model>
+											<Resource>Models/Core/UnitCube.obj</Resource>
+											<Color R="1" G="0.4" B="0.8"/>
+										</c:Model>
+									</Components>
+								</Entity>
+							</Children>
+						</Entity>
+					</Children>
+				</Entity>
+			</Children>
+		</Entity>
+	</Children>
+</Entity>

resources/Schema/Entities/EditorTestWorld.xml

@@ -0,0 +1,49 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<Entity xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xi="http://www.w3.org/2001/XInclude" xsi:noNamespaceSchemaLocation="../Types/Entity.xsd" xmlns:c="components">
+	<Components>
+		<c:Transform>
+			<Position X="0" Y="0" Z="0"/>
+			<Orientation X="0" Y="0" Z="0"/>
+		</c:Transform>
+	</Components>
+	<Children>
+		<Entity>
+			<Components>
+				<c:Transform>
+					<Position X="0" Y="0" Z="0"/>
+					<Scale X="100" Y="1" Z="100"/>
+				</c:Transform>
+				<c:Model>
+					<Resource>Models/Core/UnitPlane.obj</Resource>
+				</c:Model>
+			</Components>
+		</Entity>
+		<Entity>
+			<Components>
+				<c:Transform>
+					<Position X="1" Y="1" Z="0"/>
+					<Orientation X="0" Y="0.78539" Z="0"/>
+				</c:Transform>
+				<c:Model>
+					<Resource>An error</Resource>
+				</c:Model>
+			</Components>
+			<Children>
+				<Entity>
+					<Components>
+						<c:Transform>
+							<Position X="2" Y="0" Z="0"/>
+							<Orientation X="0" Y="0.78539" Z="0"/>
+						</c:Transform>
+						<c:Model>
+							<Resource>An error</Resource>
+						</c:Model>
+					</Components>
+					<Children>
+					</Children>
+				</Entity>
+			</Children>
+		</Entity>
+	</Children>
+</Entity>

resources/Schema/Entities/Test.xml

@@ -10,7 +10,7 @@
 		</c:Model>
 	</Components>
 	<Children>
-		<Entity>
+		<!--<Entity>
 			<Components>
 				<c:Transform>
 					<Position X="-1.5"/>
@@ -20,18 +20,21 @@
 					<Resource>Models/ScaleWidget.obj</Resource>
 				</c:Model>
 			</Components>
-		</Entity>
-		<Entity>
+		</Entity>-->
+		<!--<Entity>
 			<Components>
 				<c:Transform>
 					<Position X="1.5"/>
+					<Scale X="2" Y="2" Z="2"/>
 				</c:Transform>
 				<c:Model>
 					<Resource>Models/RotationWidget.obj</Resource>
 				</c:Model>
+				<c:Trigger>
+				</c:Trigger>
 			</Components>
-		</Entity>
-		<Entity>
+		</Entity>-->
+		<!--<Entity>
 			<Components>
 				<c:Player>
 					<Velocity X="0" Y="0" Z="0"/>
@@ -42,8 +45,10 @@
 				<c:Model>
 					<Resource>Models/Core/UnitCube.obj</Resource>
 				</c:Model>
+				<c:AABB>
+				</c:AABB>
 			</Components>
-		</Entity>
+		</Entity>-->
 		<Entity>
 			<Components>
 				<c:Transform>

resources/Schema/Types/Entity.xsd

@@ -15,6 +15,8 @@
 							<xs:element ref="c:Test" minOccurs="0"/>
 							<xs:element ref="c:RaptorCopter" minOccurs="0"/>
 							<xs:element ref="c:Player" minOccurs="0"/>
+							<xs:element ref="c:Health" minOccurs="0"/>
+							<xs:element ref="c:PointLight" minOccurs="0"/>
 						</xs:all>
 					</xs:complexType>
 				</xs:element>

resources/Shaders/CullLights.comp.glsl

@@ -0,0 +1,154 @@
+#version 430
+
+//in uvec3 gl_NumWorkGroups;			//contains the number of workgroups that have been dispatched to a compute shader
+//in uvec3 gl_WorkGroupID;				//contains the index of the workgroup currently being operated on by a compute shader
+//in uvec3 gl_LocalInvocationID;		//contains the index of work item currently being operated on by a compute shader
+//in uvec3 gl_GlobalInvocationID;		//contains the global index of work item currently being operated on by a compute shader
+//in uint  gl_LocalInvocationIndex;		//contains the local linear index of work item currently being operated on by a compute shader
+
+
+
+#define MAX_LIGHTS_PER_TILE 200
+#define NUM_TILES 3600
+#define TILE_SIZE 16
+
+uniform mat4 V;
+
+struct Plane {
+	vec3 Normal;
+	float d;
+};
+struct Frustum {
+	Plane Planes[4];
+};
+
+layout (std430, binding = 0) buffer FrustumBuffer
+{
+	Frustum Data[];
+} Frustums;
+
+struct PointLight {
+	vec4 Position;
+	vec4 Color;
+	float Radius;
+	float Intensity;
+	float Falloff;
+	float Padding;
+};
+
+layout (std430, binding = 1) buffer LightBuffer
+{
+	PointLight List[];
+} PointLights;
+
+struct LightGrid {
+	float Start;
+	float Amount;
+	vec2 Padding;
+};
+
+layout (std430, binding = 2) buffer LightGridBuffer
+{
+	LightGrid Data[];
+} LightGrids;
+
+layout (std430, binding = 3) buffer LightOffsetBuffer
+{
+	int LightOffset[];
+};
+
+layout (std430, binding = 4) buffer LightIndexBuffer
+{
+	float LightIndex[];
+};
+
+shared int GroupLightCount;
+shared int GroupLightIndexStartOffset;
+shared int GroupLightIndex[MAX_LIGHTS_PER_TILE];
+shared Frustum GroupFrustum;
+int GroupIndex;
+
+bool SphereInsidePlane(vec3 center, float radius, Plane plane)
+{
+	return dot(plane.Normal, center) - plane.d > -radius;
+}
+
+bool SphereInsideFrustrum(vec3 center, float radius, Frustum frustum/*, float zNear, float zFar*/)
+{
+
+	//Check depth here
+	//if ( sphere.c.z - sphere.r > zNear || sphere.c.z + sphere.r < zFar )
+    //{
+    //    result = false;
+    //}
+ 
+ 	for (int i =0; i < 4; i++)
+ 	{
+ 		if(! SphereInsidePlane(center, radius, frustum.Planes[i]))
+ 		{
+ 			return false;
+ 		}
+ 	}
+ 	return true;
+}
+
+void AppendLight(int li)
+{
+	int index;
+	index = atomicAdd(GroupLightCount, 1);
+	if( index < MAX_LIGHTS_PER_TILE )
+	{ 
+		GroupLightIndex[index] = int(li);
+	}
+}
+
+layout (local_size_x = 16, local_size_y = 16, local_size_z = 1) in;
+void main ()
+{
+	GroupIndex = int(gl_WorkGroupID.x + (gl_WorkGroupID.y * 80));
+	if(gl_LocalInvocationIndex == 0)
+	{
+		GroupLightCount = 0;
+		GroupFrustum = Frustums.Data[GroupIndex];
+	}
+
+	barrier();
+	memoryBarrierShared();
+
+	for(int i = int(gl_LocalInvocationIndex); i < PointLights.List.length(); i += TILE_SIZE*TILE_SIZE)
+	{
+		PointLight light = PointLights.List[i];
+
+		//if pointlight
+		//Pos i view antagligen
+		if(SphereInsideFrustrum( vec3(V * light.Position), light.Radius, GroupFrustum))
+		{
+			//TODO: Fix transparent and opaque list, and depth test.
+			AppendLight( i );
+		}
+
+
+		//if conelight
+
+		//if directional
+
+	}
+
+	barrier();
+	memoryBarrierShared();
+
+	if(gl_LocalInvocationIndex == 0)
+	{
+		GroupLightIndexStartOffset = atomicAdd(LightOffset[0], GroupLightCount);
+		LightGrids.Data[GroupIndex].Start = GroupLightIndexStartOffset;
+		LightGrids.Data[GroupIndex].Amount = GroupLightCount;
+	}
+
+	barrier();
+	
+
+	for (uint i = gl_LocalInvocationIndex; i < GroupLightCount; i += TILE_SIZE * TILE_SIZE )
+	{
+	    LightIndex[GroupLightIndexStartOffset + i] = GroupLightIndex[i];
+	}
+}

resources/Shaders/ForwardPlus.frag.glsl

@@ -0,0 +1,132 @@
+#version 430
+
+uniform mat4 M;
+uniform mat4 V;
+uniform mat4 P;
+uniform vec4 Color;
+
+uniform sampler2D texture0;
+
+#define TILE_SIZE 16
+
+struct PointLight {
+	vec4 Position;
+	vec4 Color;
+	float Radius;
+	float Intensity;
+	float Falloff;
+	float Padding;
+};
+
+layout (std430, binding = 1) buffer LightBuffer
+{
+	PointLight List[];
+} PointLights;
+
+struct LightGrid {
+	float Start;
+	float Amount;
+	vec2 Padding;
+};
+
+layout (std430, binding = 2) buffer LightGridBuffer
+{
+	LightGrid Data[];
+} LightGrids;
+
+layout (std430, binding = 4) buffer LightIndexBuffer
+{
+	float LightIndex[];
+};
+
+
+in VertexData{
+	vec3 Position;
+	vec3 Normal;
+	vec2 TextureCoordinate;
+	vec4 DiffuseColor;
+}Input;
+
+out vec4 fragmentColor;
+
+vec4 scene_ambient = vec4(0.3,0.3,0.3,1);
+
+struct LightResult {
+	vec4 Diffuse;
+	vec4 Specular;
+};
+
+float CalcAttenuation(float radius, float dist) {
+	return 1.0 - smoothstep(radius * 0.3, radius, dist);
+}
+
+vec4 CalcSpecular(vec4 lightColor, vec4 viewVec,  vec4 lightVec, vec4 normal) {
+	vec4 R = normalize( reflect(-lightVec, normal));
+	float RdotV = max( dot(R, viewVec), 0.0);
+	return lightColor * pow(RdotV, 90.0);
+}
+
+vec4 CalcDiffuse(vec4 lightColor, vec4 lightVec, vec4 normal) {
+	float power = max( dot(normal, lightVec), 0.0);
+	return lightColor * power;
+}
+
+LightResult CalcPointLight(vec4 lightPos, float lightRadius, vec4 lightColor, float intensity, vec4 viewVec, vec4 position, vec4 normal)
+{
+	vec4 L = lightPos - position;
+	float dist = length(L);
+	L = normalize(L);
+
+	float attenuation = CalcAttenuation(lightRadius, dist);
+
+	LightResult result;
+	result.Diffuse = CalcDiffuse(lightColor, L, normal) * attenuation * intensity;
+	result.Specular = CalcSpecular(lightColor, viewVec, L, normal) * attenuation *  intensity;
+	return result;
+}
+
+
+void main()
+{
+	vec4 texel = texture2D(texture0, Input.TextureCoordinate);
+	vec4 position = V * M * vec4(Input.Position, 1.0); 
+	vec4 normal = V  * vec4(Input.Normal, 0.0);
+	vec4 viewVec = normalize(-position); 
+
+	vec2 tilePos;
+	tilePos.x = int(gl_FragCoord.x/16);
+	tilePos.y = int(gl_FragCoord.y/16);
+
+	LightResult totalLighting;
+	totalLighting.Diffuse = scene_ambient;
+	int currentTile = int(floor(gl_FragCoord.x/TILE_SIZE) + (floor(gl_FragCoord.y/TILE_SIZE) * 80));
+
+	int start = int(LightGrids.Data[currentTile].Start);
+	int amount = int(LightGrids.Data[currentTile].Amount);
+	//for(int i = 0; i < 3; i++)
+	for(int i = start; i < start + amount; i++)
+	{
+		int l = int(LightIndex[i]);
+
+		LightResult result = CalcPointLight(V * PointLights.List[l].Position, PointLights.List[l].Radius, PointLights.List[l].Color, PointLights.List[l].Intensity, viewVec, position, normal);
+
+		totalLighting.Diffuse += result.Diffuse;
+		totalLighting.Specular += result.Specular;
+	}
+
+	fragmentColor += Input.DiffuseColor * (totalLighting.Diffuse + totalLighting.Specular) * texel * Color;
+	//fragmentColor += Input.DiffuseColor * (totalLighting.Diffuse) * texel * Color;
+	//fragmentColor += vec4(0.0, LightGrids.Data[currentTile].Amount/3.0, 0, 1);
+	//fragmentColor = texel * Input.DiffuseColor * Color;
+	if(int(gl_FragCoord.x)%16 == 0 || int(gl_FragCoord.y)%16 == 0 )
+	{
+		//fragmentColor += vec4(0.5, 0, 0, 0);
+	} else {
+		//fragmentColor += vec4(LightGrids.Data[int(tilePos.x + tilePos.y*80)].Amount/3.0, 0, 0, 1);
+
+
+	}
+
+}
+
+

resources/Shaders/ForwardPlus.vert.glsl

@@ -0,0 +1,34 @@
+#version 430
+
+uniform mat4 M;
+uniform mat4 V;
+uniform mat4 P;
+
+layout(location = 0) in vec3 Position;
+layout(location = 1) in vec3 Normal;
+layout(location = 2) in vec3 Tangent;
+layout(location = 3) in vec3 BiTangent;
+layout(location = 4) in vec2 TextureCoords;
+layout(location = 5) in vec4 DiffuseVertexColor;
+layout(location = 6) in vec4 SpecularVertexColor;
+layout(location = 7) in vec4 BoneIndices1;
+layout(location = 8) in vec4 BoneIndices2;
+layout(location = 9) in vec4 BoneWeights1;
+layout(location = 10) in vec4 BoneWeights2;
+
+out VertexData{
+	vec3 Position;
+	vec3 Normal;
+	vec2 TextureCoordinate;
+	vec4 DiffuseColor;
+}Output;
+
+void main()
+{
+	gl_Position = P*V*M * vec4(Position, 1.0);
+
+	Output.Position = Position;
+	Output.TextureCoordinate = TextureCoords;
+	Output.Normal = Normal;
+	Output.DiffuseColor = DiffuseVertexColor;
+}

resources/Shaders/GridFrustum.comp.glsl

@@ -0,0 +1,76 @@
+#version 430
+
+#define TILE_SIZE 16
+#define NUM_TILES 3600
+
+uniform mat4 P;
+uniform vec2 ScreenDimensions;
+
+struct Plane {
+	vec3 Normal;
+	float d;
+};
+struct Frustum {
+	Plane Planes[4];
+};
+
+layout (std430, binding = 0) buffer FrustumBuffer
+{
+	Frustum Data[];
+} Frustums;
+
+vec4 ConvertToView(vec4 ScreenCoords)
+{
+	vec2 normalizedScreenCoords = ScreenCoords.xy / ScreenDimensions;
+	vec4 clipSpace = vec4(  vec2(normalizedScreenCoords.x, normalizedScreenCoords.y) * 2.0 - 1.0, ScreenCoords.z, ScreenCoords.w);
+ 	vec4 view = inverse(P) * clipSpace;					
+ 	view = view / view.w;
+ 	return view;
+}
+
+Plane ComputePlane( vec3 p0, vec3 p1, vec3 p2 )
+{
+    Plane plane;
+ 
+    vec3 v0 = p1 - p0;
+    vec3 v2 = p2 - p0;
+ 
+    plane.Normal = normalize( cross( v0, v2 ) );
+    plane.d = dot( vec3(plane.Normal), p0 ); // Always 0 probably
+    return plane;
+}
+
+layout (local_size_x = 16, local_size_y = 16, local_size_z = 1) in;
+void main ()
+{
+	//Top-Left = 0 		| Top-Right = 1 
+	//Bottom-Left = 2 	| Bottom-Right = 3
+	vec4 ScreenCoords[4];
+	ScreenCoords[0] = vec4(gl_GlobalInvocationID.x 		 * TILE_SIZE, 	(gl_GlobalInvocationID.y + 1) * TILE_SIZE, -1.0, 1.0);
+	ScreenCoords[1] = vec4((gl_GlobalInvocationID.x + 1) * TILE_SIZE, 	(gl_GlobalInvocationID.y + 1) * TILE_SIZE, -1.0, 1.0);
+	ScreenCoords[2] = vec4(gl_GlobalInvocationID.x 		 * TILE_SIZE, 	(gl_GlobalInvocationID.y)	  * TILE_SIZE, 	-1.0, 1.0);
+	ScreenCoords[3] = vec4((gl_GlobalInvocationID.x + 1) * TILE_SIZE, 	(gl_GlobalInvocationID.y) 	  * TILE_SIZE, 	-1.0, 1.0);
+
+
+
+	vec3 ViewVectors[4];
+	for(int i = 0; i < 4; i++) {
+		ViewVectors[i] = vec3(ConvertToView(ScreenCoords[i]));
+	}
+
+	vec3 EyePos = vec3(0.0, 0.0 ,0.0);
+
+	Frustum f;
+	f.Planes[0] = ComputePlane(EyePos, ViewVectors[2], ViewVectors[0]); // left plane
+	f.Planes[1] = ComputePlane(EyePos, ViewVectors[1], ViewVectors[3]); // right plane
+	f.Planes[2] = ComputePlane(EyePos, ViewVectors[0], ViewVectors[1]);	// top plane
+	f.Planes[3] = ComputePlane(EyePos, ViewVectors[3], ViewVectors[2]); // bottom plane
+
+
+
+	
+	if ( gl_GlobalInvocationID.x < ScreenDimensions.x / TILE_SIZE && gl_GlobalInvocationID.y < ScreenDimensions.y / TILE_SIZE ) { // inside the screen
+        Frustums.Data[gl_GlobalInvocationID.x + gl_GlobalInvocationID.y*80] = f;	
+
+    }
+}

src/Engine/CMakeLists.txt

@@ -60,7 +60,6 @@ file(GLOB SOURCE_FILES_Rendering_Util
     "${INCLUDE_PATH}/Rendering/Util/*.h"
     "Rendering/Util/*.cpp"
 )
-
 source_group(Rendering FILES ${SOURCE_FILES_Rendering})
 source_group(Rendering\\Util FILES ${SOURCE_FILES_Rendering_Util})
 
@@ -70,6 +69,18 @@ file(GLOB SOURCE_FILES_GUI
 )
 source_group(GUI FILES ${SOURCE_FILES_GUI})
 
+file(GLOB SOURCE_FILES_Collision
+    "${INCLUDE_PATH}/Collision/*.h"
+    "Collision/*.cpp"
+)
+source_group(Collision FILES ${SOURCE_FILES_Collision})
+
+file(GLOB SOURCE_FILES_Editor
+	"${INCLUDE_PATH}/Editor/*.h"
+	"Editor/*.cpp"
+)
+source_group(Editor FILES ${SOURCE_FILES_Editor})
+
 set(SOURCE_FILES
     ${SOURCE_FILES_Core}
     ${SOURCE_FILES_Core_Util}
@@ -78,6 +89,11 @@ set(SOURCE_FILES
     ${SOURCE_FILES_GUI}
     ${SOURCE_FILES_Rendering}
     ${SOURCE_FILES_Rendering_Util}
+    ${SOURCE_FILES_Collision}
+	${CMAKE_SOURCE_DIR}/deps/include/imgui/imgui.cpp
+	${CMAKE_SOURCE_DIR}/deps/include/imgui/imgui_draw.cpp
+	${CMAKE_SOURCE_DIR}/deps/include/imgui/imgui_demo.cpp
+	${SOURCE_FILES_Editor}
 )
 
 set(LIBRARIES
@@ -103,4 +119,4 @@ target_link_libraries(Engine
     ${LIBRARIES}
 )
 #set_target_properties(Engine PROPERTIES COTIRE_CXX_PREFIX_HEADER_INIT "${INCLUDE_PATH}/PrecompiledHeader.h")
-#cotire(Engine)
+#cotire(Engine)

src/Engine/Collision/Collision.cpp

@@ -0,0 +1,282 @@
+#include <algorithm>
+
+#include "Collision/Collision.h"
+#include "Engine/GLM.h"
+#include "Core/World.h"
+#include "Rendering/Model.h"
+
+namespace Collision
+{
+
+    //note: this one hasnt been delta adjusted like RayVsAABB has
+    bool RayAABBIntr(const Ray& ray, const AABB& box)
+    {
+        glm::vec3 w = 75.0f * ray.Direction();
+        glm::vec3 v = glm::abs(w);
+        glm::vec3 c = ray.Origin() - box.Center() + w;
+        glm::vec3 half = box.HalfSize();
+
+        if (abs(c.x) > v.x + half.x) {
+            return false;
+        }
+        if (abs(c.y) > v.y + half.y) {
+            return false;
+        }
+        if (abs(c.z) > v.z + half.z) {
+            return false;
+        }
+
+        if (abs(c.y*w.z - c.z*w.y) > half.y*v.z + half.z*v.y) {
+            return false;
+        }
+        if (abs(c.x*w.z - c.z*w.x) > half.x*v.z + half.z*v.x) {
+            return false;
+        }
+        return !(abs(c.x*w.y - c.y*w.x) > half.x*v.y + half.y*v.x);
+    }
+
+    bool RayVsAABB(const Ray& ray, const AABB& box)
+    {
+        float dummy;
+        return RayVsAABB(ray, box, dummy);
+    }
+
+    bool RayVsAABB(const Ray& ray, const AABB& box, float& outDistance)
+    {
+        glm::vec3 invdir = 1.0f / ray.Direction();
+        glm::vec3 origin = ray.Origin();
+
+        float t1 = (box.MinCorner().x - origin.x)*invdir.x;
+        float t2 = (box.MaxCorner().x - origin.x)*invdir.x;
+        float t3 = (box.MinCorner().y - origin.y)*invdir.y;
+        float t4 = (box.MaxCorner().y - origin.y)*invdir.y;
+        float t5 = (box.MinCorner().z - origin.z)*invdir.z;
+        float t6 = (box.MaxCorner().z - origin.z)*invdir.z;
+
+        float tmin = std::max(std::max(std::min(t1, t2), std::min(t3, t4)), std::min(t5, t6));
+        float tmax = std::min(std::min(std::max(t1, t2), std::max(t3, t4)), std::max(t5, t6));
+
+        //if (tmax < 0 || tmin > tmax)
+        //if tmin,tmax are almost the same (i.e. hitting exactly in the corner) then tmin might be slightly 
+        //greater than tmax becuase of floating-precision problems. fixed by adding a small delta to tmax
+        if (tmax < 0 || tmin>(tmax + 0.0001f))
+            return false;
+
+        outDistance = (tmin > 0) ? tmin : tmax;
+        return true;
+    }
+
+    bool AABBVsAABB(const AABB& a, const AABB& b)
+    {
+        const glm::vec3& aCenter = a.Center();
+        const glm::vec3& bCenter = b.Center();
+        const glm::vec3& aHSize = a.HalfSize();
+        const glm::vec3& bHSize = b.HalfSize();
+        //Test will probably exit because of the X and Z axes more often, so test them first.
+        if (abs(aCenter[0] - bCenter[0]) > (aHSize[0] + bHSize[0])) {
+            return false;
+        }
+        if (abs(aCenter[2] - bCenter[2]) > (aHSize[2] + bHSize[2])) {
+            return false;
+        }
+        return (abs(aCenter[1] - bCenter[1]) <= (aHSize[1] + bHSize[1]));
+    }
+
+    bool AABBVsAABB(const AABB& a, const AABB& b, glm::vec3& minimumTranslation)
+    {
+        minimumTranslation = glm::vec3(0, 0, 0);
+        const glm::vec3& aMax = a.MaxCorner();
+        const glm::vec3& bMax = b.MaxCorner();
+        const glm::vec3& aMin = a.MinCorner();
+        const glm::vec3& bMin = b.MinCorner();
+        const glm::vec3& bSize = b.Size();
+        const glm::vec3& aSize = a.Size();
+        float minOffset = INFINITY;
+        float off;
+        auto axisesIntersecting = glm::tvec3<bool, glm::highp>(false, false, false);
+        for (int i = 0; i < 3; ++i) {
+            off = bMax[i] - aMin[i];
+            if (off > 0 && off < bSize[i] + aSize[i]) {
+                if (off < minOffset) {
+                    minimumTranslation = glm::vec3();
+                    minimumTranslation[i] = minOffset = off;
+                }
+                axisesIntersecting[i] = true;
+            }
+            off = aMax[i] - bMin[i];
+            if (off > 0 && off < bSize[i] + aSize[i]) {
+                if (off < minOffset) {
+                    minOffset = off;
+                    minimumTranslation = glm::vec3();
+                    minimumTranslation[i] = -off;
+                }
+                axisesIntersecting[i] = true;
+            }
+        }
+        return glm::all(axisesIntersecting);
+    }
+
+    bool RayVsModel(const Ray& ray,
+        const std::vector<RawModel::Vertex>& modelVertices,
+        const std::vector<unsigned int>& modelIndices)
+    {
+        for (int i = 0; i < modelIndices.size(); ++i) {
+            glm::vec3 v0 = modelVertices[modelIndices[i]].Position;
+            glm::vec3 e1 = modelVertices[modelIndices[++i]].Position - v0;		//v1 - v0
+            glm::vec3 e2 = modelVertices[modelIndices[++i]].Position - v0;		//v2 - v0
+            glm::vec3 m = ray.Origin() - v0;
+            glm::vec3 MxE1 = glm::cross(m, e1);
+            glm::vec3 DxE2 = glm::cross(ray.Direction(), e2);
+            float DetInv = glm::dot(e1, DxE2);
+            if (std::abs(DetInv) < FLT_EPSILON) {
+                continue;
+            }
+            DetInv = 1.0f / DetInv;
+            float u = glm::dot(m, DxE2) * DetInv;
+            float v = glm::dot(ray.Direction(), MxE1) * DetInv;
+            //u,v can be very close to 0 but still negative sometimes. added a deltafactor to compensate for that problem
+            if ((u + 0.001f) < 0 || (v + 0.001f) < 0 || 1 < u + v) {
+                continue;
+            }
+            //Here, u and v are positive, u+v <= 1, and if distance is positive - triangle is hit.
+            if (0 <= glm::dot(e2, MxE1) * DetInv) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    bool RayVsModel(const Ray& ray,
+        const std::vector<RawModel::Vertex>& modelVertices,
+        const std::vector<unsigned int>& modelIndices,
+        float& outDistance,
+        float& outUCoord,
+        float& outVCoord)
+    {
+        outDistance = INFINITY;
+        bool hit = false;
+        for (int i = 0; i < modelIndices.size(); ++i) {
+            glm::vec3 v0 = modelVertices[modelIndices[i]].Position;
+            glm::vec3 e1 = modelVertices[modelIndices[++i]].Position - v0;		//v1 - v0
+            glm::vec3 e2 = modelVertices[modelIndices[++i]].Position - v0;		//v2 - v0
+            glm::vec3 m = ray.Origin() - v0;
+            glm::vec3 MxE1 = glm::cross(m, e1);
+            glm::vec3 DxE2 = glm::cross(ray.Direction(), e2);//pVec
+            float DetInv = glm::dot(e1, DxE2);
+            if (std::abs(DetInv) < FLT_EPSILON) {
+                continue;
+            }
+            DetInv = 1.0f / DetInv;
+            float dist = glm::dot(e2, MxE1) * DetInv;
+            if (dist >= outDistance) {
+                continue;
+            }
+            float u = glm::dot(m, DxE2) * DetInv;
+            float v = glm::dot(ray.Direction(), MxE1) * DetInv;
+
+            //u,v can be very close to 0 but still negative sometimes. added a deltafactor to compensate for that problem
+            //If u and v are positive, u+v <= 1, dist is positive, and less than closest.
+            if (0 <= (u + 0.001f) && 0 <= (v + 0.001f) && u + v <= 1 && 0 <= dist) {
+                outDistance = dist;
+                outUCoord = u;
+                outVCoord = v;
+                hit = true;
+            }
+        }
+        return hit;
+    }
+
+    bool RayVsModel(const Ray& ray,
+        const std::vector<RawModel::Vertex>& modelVertices,
+        const std::vector<unsigned int>& modelIndices,
+        glm::vec3& outHitPosition)
+    {
+        float u;
+        float v;
+        float dist;
+        bool hit = RayVsModel(ray, modelVertices, modelIndices, dist, u, v);
+        outHitPosition = ray.Origin() + dist * ray.Direction();
+        return hit;
+    }
+
+bool IsSameBoxProbably(const AABB& first, const AABB& second, const float epsilon)
+{
+    const glm::vec3& ma1 = first.MaxCorner();
+    const glm::vec3& ma2 = first.MaxCorner();
+    const glm::vec3& mi1 = second.MinCorner();
+    const glm::vec3& mi2 = second.MinCorner();
+    return (std::abs(ma1.x - ma2.x) < epsilon) &&
+        (std::abs(mi1.x - mi2.x) < epsilon) &&
+        (std::abs(ma1.z - ma2.z) < epsilon) &&
+        (std::abs(mi1.z - mi2.z) < epsilon) &&
+        (std::abs(ma1.y - ma2.y) < epsilon) &&
+        (std::abs(mi1.y - mi2.y) < epsilon);
+}
+
+bool attachAABBComponentFromModel(World* world, EntityID id)
+{
+    if (!world->HasComponent(id, "Model")) {
+        return false;
+    }
+    ComponentWrapper model = world->GetComponent(id, "Model");
+    ComponentWrapper collision = world->AttachComponent(id, "AABB");
+    Model* modelRes = ResourceManager::Load<Model>(model["Resource"]);
+    if (modelRes == nullptr) {
+        return false;
+    }
+
+    glm::mat4 modelMatrix = modelRes->m_Matrix;
+
+    glm::vec3 mini = glm::vec3(INFINITY, INFINITY, INFINITY);
+    glm::vec3 maxi = glm::vec3(-INFINITY, -INFINITY, -INFINITY);
+    for (const auto& v : modelRes->m_Vertices) {
+        const auto& wPos = modelMatrix * glm::vec4(v.Position.x, v.Position.y, v.Position.z, 1);
+        maxi.x = std::max(wPos.x, maxi.x);
+        maxi.y = std::max(wPos.y, maxi.y);
+        maxi.z = std::max(wPos.z, maxi.z);
+        mini.x = std::min(wPos.x, mini.x);
+        mini.y = std::min(wPos.y, mini.y);
+        mini.z = std::min(wPos.z, mini.z);
+    }
+    collision["BoxCenter"] = 0.5f * (maxi + mini);
+    collision["BoxSize"] = maxi - mini;
+    return true;
+}
+
+bool GetEntityBox(World* world, ComponentWrapper& AABBComponent, AABB& outBox)
+{
+    ComponentWrapper& cTrans = world->GetComponent(AABBComponent.EntityID, "Transform");
+    ComponentWrapper model = world->GetComponent(AABBComponent.EntityID, "Model");
+    Model* modelRes = ResourceManager::Load<Model>(model["Resource"]);
+    outBox.CreateFromCenter(AABBComponent["BoxCenter"], AABBComponent["BoxSize"]);
+    glm::vec3 mini = outBox.MinCorner();
+    glm::vec3 maxi = outBox.MaxCorner();
+
+    if (modelRes == nullptr) {
+        return false;
+    }
+    glm::mat4 modelMatrix = modelRes->m_Matrix *
+        glm::translate(glm::mat4(), (glm::vec3)cTrans["Position"]) *
+        glm::scale((glm::vec3)cTrans["Scale"]);
+
+    outBox = AABB(modelMatrix * glm::vec4(mini.x, mini.y, mini.z, 1),
+        modelMatrix * glm::vec4(maxi.x, maxi.y, maxi.z, 1));
+    return true;
+}
+
+bool GetEntityBox(World* world, EntityID entity, AABB& outBox, bool forceBoxFromModel)
+{
+    if (!world->HasComponent(entity, "AABB")) {
+        if (forceBoxFromModel) {
+            if (!attachAABBComponentFromModel(world, entity))
+                return false;
+        } else {
+            return false;
+        }
+    }
+
+    ComponentWrapper& cBox = world->GetComponent(entity, "AABB");
+    return GetEntityBox(world, cBox, outBox);
+}
+
+}

src/Engine/Collision/CollisionSystem.cpp

@@ -0,0 +1,40 @@
+#include "Collision/Collision.h"
+#include "Collision/CollisionSystem.h"
+#include "Core/AABB.h"
+
+void CollisionSystem::UpdateComponent(World * world, ComponentWrapper & cAABB, double dt)
+{
+    //Right now, cAABB is a component attached to any entity that should be collideable.
+    AABB thisBox;
+    if (!Collision::GetEntityBox(world, cAABB, thisBox)) {
+        return;
+    }
+    //Press 'Z' to enable/disable collision.
+    if (zPress) {
+        return;
+    }
+    //Here, mover should be an object that moves, currently only players.
+    for (auto& mover : *world->GetComponents("Player")) {
+        if (cAABB.EntityID == mover.EntityID) {
+            continue;
+        }
+        AABB otherBox;
+        if (!Collision::GetEntityBox(world, mover.EntityID, otherBox)) {
+            continue;
+        }
+        glm::vec3 resolveTranslation;
+        if (Collision::AABBVsAABB(otherBox, thisBox, resolveTranslation)) {
+            ComponentWrapper& trans = world->GetComponent(mover.EntityID, "Transform");
+            //TODO: Special treatment if both are movers.
+            trans["Position"] = (glm::vec3)trans["Position"] + resolveTranslation;
+        }
+    }
+}
+
+bool CollisionSystem::OnKeyUp(const Events::KeyUp & event)
+{
+    if (event.KeyCode == GLFW_KEY_Z) {
+        zPress = !zPress;
+    }
+    return false;
+}

src/Engine/Collision/TriggerSystem.cpp

@@ -0,0 +1,81 @@
+#include "Collision/TriggerSystem.h"
+#include "Collision/Collision.h"
+#include "Core/AABB.h"
+#include "Rendering/Model.h"
+
+void TriggerSystem::UpdateComponent(World* world, ComponentWrapper& trigger, double dt)
+{
+    //Currently only players can trigger things.
+    auto players = world->GetComponents("Player");
+    if (players == nullptr) {
+        return;
+    }
+    EntityID tId = trigger.EntityID;
+    AABB triggerBox;
+    //The trigger *should* have a bounding box, or something, to test against so it can be triggered.
+    if (!Collision::GetEntityBox(world, tId, triggerBox, true)) {
+        return;
+    }
+    for (auto& pc : *players) {
+        EntityID pId = pc.EntityID;
+        AABB playerBox;
+        //The player can't trigger anything without an AABB.
+        if (!Collision::GetEntityBox(world, pId, playerBox, true)) {
+            continue;
+        }
+        if (!Collision::AABBVsAABB(triggerBox, playerBox)) {
+            //Entity is not touching the trigger,
+            //Throw event if it was previously.
+            if (throwLeaveIfWasInTrigger(m_EntitiesTouchingTrigger[tId], pId, tId)) {
+                continue;
+            }
+            //This only occurs if the entity was completely inside the trigger one frame, 
+            //then completely outside the trigger, e.g. when dying and respawning.
+            throwLeaveIfWasInTrigger(m_EntitiesCompletelyInTrigger[tId], pId, tId);
+        } else {
+            //Entity is at least touching the trigger.
+            AABB completelyInsideBox;
+            completelyInsideBox.CreateFromCenter(triggerBox.Center(), triggerBox.Size() - 2.0f * playerBox.Size());
+            if (Collision::AABBVsAABB(completelyInsideBox, playerBox) &&
+                glm::all(glm::greaterThan(triggerBox.Size(), playerBox.Size()))) {
+                //Entity is completely inside the trigger.
+                //If it was only touching before, it is erased.
+                m_EntitiesTouchingTrigger[tId].erase(pId);
+                std::unordered_set<EntityID>& completeSet = m_EntitiesCompletelyInTrigger[tId];
+                if (completeSet.count(pId) == 0) {
+                    //If it wasn't completely in the trigger, throw Enter and add to the set.
+                    completeSet.insert(pId);
+                    publish<Events::TriggerEnter>(pId, tId);
+                }
+            } else {
+                //Entity is only touching the trigger.
+                std::unordered_set<EntityID>& touchSet = m_EntitiesTouchingTrigger[tId];
+                std::unordered_set<EntityID>& completeSet = m_EntitiesCompletelyInTrigger[tId];
+                const auto& it = completeSet.find(pId);
+                //If it was completely inside before.
+                if (it != completeSet.end()) {
+                    completeSet.erase(it);
+                    touchSet.insert(pId);
+                    //If it was completely outside before.
+                } else if (touchSet.count(pId) == 0) {
+                    publish<Events::TriggerTouch>(pId, tId);
+                    touchSet.insert(pId);
+                }
+                //Else, it was touching the trigger last frame too and nothing is done.
+            }
+        }
+    }
+}
+
+bool TriggerSystem::throwLeaveIfWasInTrigger(std::unordered_set<EntityID>& triggerSet, EntityID pId, EntityID tId)
+{
+    const auto& it = triggerSet.find(pId);
+    if (it != triggerSet.end()) {
+        //If it was in the trigger, but not anymore, throw leaveEvent and erase from the set.
+        triggerSet.erase(it);
+        publish<Events::TriggerLeave>(pId, tId);
+        return true;
+    }
+    return false;
+}
+

src/Engine/Core/AABB.cpp

@@ -0,0 +1,34 @@
+#include "Core/AABB.h"
+#include "Common.h"
+
+AABB::AABB(const glm::vec3& minPos, const glm::vec3& maxPos)
+    : m_MinCorner(minPos)
+    , m_MaxCorner(maxPos)
+    , m_Center(0.5f * (maxPos + minPos))
+    , m_HalfSize(0.5f * (maxPos - minPos))
+{
+    DEBUG_IF(glm::any(glm::lessThan(m_MaxCorner, m_MinCorner))) {
+        LOG_WARNING("AABB maxCorner coordinates are not greater than minCorner");
+        m_MaxCorner.x = glm::max(m_MaxCorner.x, m_MinCorner.x);
+        m_MinCorner.x = glm::min(m_MaxCorner.x, m_MinCorner.x);
+        m_MaxCorner.y = glm::max(m_MaxCorner.y, m_MinCorner.y);
+        m_MinCorner.y = glm::min(m_MaxCorner.y, m_MinCorner.y);
+        m_MaxCorner.z = glm::max(m_MaxCorner.z, m_MinCorner.z);
+        m_MinCorner.z = glm::min(m_MaxCorner.z, m_MinCorner.z);
+    }
+}
+
+AABB::AABB(const glm::vec4& minPos, const glm::vec4& maxPos)
+    : AABB(glm::vec3(minPos), glm::vec3(maxPos))
+{}
+
+void AABB::CreateFromCenter(const glm::vec3& center, const glm::vec3& size)
+{
+    m_Center = center;
+    m_HalfSize = 0.5f * size;
+    m_MinCorner = m_Center - m_HalfSize;
+    m_MaxCorner = m_Center + m_HalfSize;
+}
+
+AABB::~AABB()
+{}

src/Engine/Core/ComponentPool.cpp

@@ -19,7 +19,7 @@ bool ComponentPoolForwardIterator::operator!=(const ComponentPoolForwardIterator
     return m_MemoryPoolIterator != other.m_MemoryPoolIterator;
 }
 
-ComponentPoolForwardIterator& ComponentPoolForwardIterator::operator++(int)
+ComponentPoolForwardIterator ComponentPoolForwardIterator::operator++(int)
 {
     ComponentPoolForwardIterator copyIter(*this);
     operator++();
@@ -50,10 +50,16 @@ ComponentWrapper ComponentPool::GetByEntity(EntityID ent)
     return ComponentWrapper(m_ComponentInfo, m_EntityToComponent.at(ent));
 }
 
+
+bool ComponentPool::KnowsEntity(EntityID ent)
+{
+    return m_EntityToComponent.find(ent) != m_EntityToComponent.end();
+}
+
 void ComponentPool::Delete(ComponentWrapper& wrapper)
 {
     m_EntityToComponent.erase(wrapper.EntityID);
-    m_Pool.Free(wrapper.Data);
+    m_Pool.Free(wrapper.Data - sizeof(EntityID));
 }
 
 ComponentPool::iterator ComponentPool::begin() const

src/Engine/Core/EntityXMLFile.cpp

@@ -415,6 +415,7 @@ std::size_t EntityXMLFile::getTypeStride(std::string typeName)
     std::map<std::string, size_t> typeStrides{
         { "bool", sizeof(bool) },
         { "int", sizeof(int) },
+        { "float", sizeof(float) },
         { "double", sizeof(double) },
         { "string", sizeof(std::string) },
         { "Vector", sizeof(glm::vec3) },
@@ -430,12 +431,12 @@ float EntityXMLFile::getFloatAttribute(const xercesc::DOMElement* element, const
 {
     using namespace xercesc;
     XSValue::Status status;
-    XSValue* val = XSValue::getActualValue(element->getAttribute(XSTR(attribute)), xercesc::XSValue::DataType::dt_float, status);
+    XSValue* val = XSValue::getActualValue(element->getAttribute(XSTR(attribute)), xercesc::XSValue::DataType::dt_double, status);
     if (val == nullptr) {
         LOG_ERROR("Element \"%s\" doesn't have an \"%s\" attribute!", XSTR(element->getTagName()), attribute);
         return 0.f;
     } else {
-        return val->fData.fValue.f_float;
+        return static_cast<float>(val->fData.fValue.f_double);
     }
 }
 
@@ -443,39 +444,52 @@ void EntityXMLFile::writeData(const xercesc::DOMElement* element, std::string ty
 {
     using namespace xercesc;
 
-    XSValue::DataType dataType = XSValue::getDataType(XSTR(typeName.c_str()));
-    if (dataType == XSValue::DataType::dt_MAXCOUNT) {
-        if (typeName == "Vector") {
-            glm::vec3 vec;
-            vec.x = getFloatAttribute(element, "X");
-            vec.y = getFloatAttribute(element, "Y");
-            vec.z = getFloatAttribute(element, "Z");
-            memcpy(outData, reinterpret_cast<char*>(&vec), getTypeStride(typeName));
-        } else if (typeName == "Color") {
-            glm::vec4 vec;
-            vec.r = getFloatAttribute(element, "R");
-            vec.g = getFloatAttribute(element, "G");
-            vec.b = getFloatAttribute(element, "B");
-            vec.a = getFloatAttribute(element, "A");
-            memcpy(outData, reinterpret_cast<char*>(&vec), getTypeStride(typeName));
-        } else if (typeName == "Quaternion") {
-            glm::quat q;
-            q.x = getFloatAttribute(element, "X");
-            q.y = getFloatAttribute(element, "Y");
-            q.z = getFloatAttribute(element, "Z");
-            q.w = getFloatAttribute(element, "W");
-            memcpy(outData, reinterpret_cast<char*>(&q), getTypeStride(typeName));
-        }
-    } else if (dataType == XSValue::DataType::dt_string) {
-        char* str = XMLString::transcode(element->getTextContent());
-        std::string standardString(str);
-        new (outData) std::string(str);
-        XMLString::release(&str);
-        //memcpy(outData, reinterpret_cast<char*>(&standardString), getTypeStride(typeName));
-    } else {
+    if (typeName == "Vector") {
+        glm::vec3 vec;
+        vec.x = getFloatAttribute(element, "X");
+        vec.y = getFloatAttribute(element, "Y");
+        vec.z = getFloatAttribute(element, "Z");
+        memcpy(outData, reinterpret_cast<char*>(&vec), getTypeStride(typeName));
+    } else if (typeName == "Color") {
+        glm::vec4 vec;
+        vec.r = getFloatAttribute(element, "R");
+        vec.g = getFloatAttribute(element, "G");
+        vec.b = getFloatAttribute(element, "B");
+        vec.a = getFloatAttribute(element, "A");
+        memcpy(outData, reinterpret_cast<char*>(&vec), getTypeStride(typeName));
+    } else if (typeName == "Quaternion") {
+        glm::quat q;
+        q.x = getFloatAttribute(element, "X");
+        q.y = getFloatAttribute(element, "Y");
+        q.z = getFloatAttribute(element, "Z");
+        q.w = getFloatAttribute(element, "W");
+        memcpy(outData, reinterpret_cast<char*>(&q), getTypeStride(typeName));
+    } else if (typeName == "float") {
         XSValue::Status status;
-        XSValue* val = XSValue::getActualValue(element->getTextContent(), dataType, status);
-        memcpy(outData, reinterpret_cast<char*>(&val->fData.fValue), getTypeStride(typeName));
+        XSValue* val = XSValue::getActualValue(element->getTextContent(), xercesc::XSValue::DataType::dt_float, status);
+        memcpy(outData, reinterpret_cast<char*>(&val->fData.fValue.f_float), getTypeStride(typeName));
+    } else if (typeName == "double") {
+        XSValue::Status status;
+        XSValue* val = XSValue::getActualValue(element->getTextContent(), xercesc::XSValue::DataType::dt_double, status);
+        memcpy(outData, reinterpret_cast<char*>(&val->fData.fValue.f_double), getTypeStride(typeName));
+    } else if (typeName == "bool") {
+        XSValue::Status status;
+        XSValue* val = XSValue::getActualValue(element->getTextContent(), xercesc::XSValue::DataType::dt_boolean, status);
+        memcpy(outData, reinterpret_cast<char*>(&val->fData.fValue.f_bool), getTypeStride(typeName));
+    } else {
+        XSValue::DataType dataType = XSValue::getDataType(XSTR(typeName.c_str()));
+        if (dataType == XSValue::DataType::dt_string) {
+            char* str = XMLString::transcode(element->getTextContent());
+            std::string standardString(str);
+            new (outData) std::string(str);
+            XMLString::release(&str);
+            //memcpy(outData, reinterpret_cast<char*>(&standardString), getTypeStride(typeName));
+        } else {
+            //XSValue::Status status;
+            //XSValue* val = XSValue::getActualValue(element->getTextContent(), dataType, status);
+            //memcpy(outData, reinterpret_cast<char*>(&val->fData.fValue), getTypeStride(typeName));
+            LOG_WARNING("Unknown native data type: %s", typeName.c_str());
+        }
     }
 }
 

src/Engine/Core/EventBroker.cpp

@@ -2,21 +2,24 @@
 
 BaseEventRelay::~BaseEventRelay()
 {
-	if (m_Broker != nullptr) {
+    if (m_Broker != nullptr) {
 		m_Broker->Unsubscribe(*this);
-	}
+    }
 }
 
-void EventBroker::Unsubscribe(BaseEventRelay &relay) // ?
+void EventBroker::Unsubscribe(BaseEventRelay& relay) // ?
 {
-	if (m_IsProcessing) {
-		m_RelaysToUnsubscribe.push_back(&relay);
-	} else {
-		unsubscribeImmediate(relay);
-	}
+    auto identifier = std::make_tuple(relay.m_EventID, relay.m_ContextTypeName, relay.m_EventTypeName);
+
+    relay.m_Broker = nullptr;
+    if (m_IsProcessing) {
+        m_RelaysToUnsubscribe.push_back(identifier);
+    } else {
+        unsubscribeImmediate(identifier);
+    }
 }
 
-void EventBroker::Subscribe(BaseEventRelay &relay)
+void EventBroker::Subscribe(BaseEventRelay& relay)
 {
 	if (m_IsProcessing) {
 		m_RelaysToSubscribe.push_back(&relay);
@@ -38,12 +41,11 @@ int EventBroker::Process(std::string contextTypeName)
 
 	int eventsProcessed = 0;
 	for (auto &pair : *m_EventQueueRead) {
-		std::string &eventTypeName = pair.first;
+		std::string& eventTypeName = pair.first;
 		std::shared_ptr<Event> event = pair.second;
 
 		auto itpair = relays.equal_range(eventTypeName);
-		for (auto it2 = itpair.first; it2 != itpair.second; it2++)
-		{
+		for (auto it2 = itpair.first; it2 != itpair.second; it2++) {
 			std::string name = it2->first;
 			BaseEventRelay* relay = it2->second;
 			relay->Receive(event);
@@ -60,8 +62,8 @@ int EventBroker::Process(std::string contextTypeName)
 	m_RelaysToSubscribe.clear();
 
 	// Process pending unsubscriptions
-	for (auto& r : m_RelaysToUnsubscribe) {
-		unsubscribeImmediate(*r);
+	for (auto& identifier : m_RelaysToUnsubscribe) {
+		unsubscribeImmediate(identifier);
 	}
 	m_RelaysToUnsubscribe.clear();
 
@@ -81,21 +83,26 @@ void EventBroker::Clear()
 void EventBroker::subscribeImmediate(BaseEventRelay& relay)
 {
 	relay.m_Broker = this;
+    relay.m_EventID = m_NextEventID++;
 	m_ContextRelays[relay.m_ContextTypeName].insert(std::make_pair(relay.m_EventTypeName, &relay));
 }
 
-void EventBroker::unsubscribeImmediate(BaseEventRelay& relay)
+void EventBroker::unsubscribeImmediate(std::tuple<EventID, ContextTypeName_t, EventTypeName_t> identifier)
 {
-	auto contextIt = m_ContextRelays.find(relay.m_ContextTypeName);
+    EventID eventID;
+    ContextTypeName_t contextTypeName;
+    EventTypeName_t eventTypeName;
+    std::tie(eventID, contextTypeName, eventTypeName) = identifier;
+
+	auto contextIt = m_ContextRelays.find(contextTypeName);
 	if (contextIt == m_ContextRelays.end()) {
 		return;
 	}
 
 	auto eventRelays = contextIt->second;
-	auto itpair = eventRelays.equal_range(relay.m_EventTypeName);
+	auto itpair = eventRelays.equal_range(eventTypeName);
 	for (auto it = itpair.first; it != itpair.second; ++it) {
-		if (it->second == &relay) {
-			relay.m_Broker = nullptr;
+		if (it->second->m_EventID == eventID) {
 			eventRelays.erase(it);
 			break;
 		}

src/Engine/Core/InputManager.cpp

@@ -1,10 +1,17 @@
 #include "Core/InputManager.h"
 
+std::vector<unsigned int> InputManager::GLFWCharCallbackQueue;
+std::vector<std::pair<double, double>> InputManager::GLFWScrollCallbackQueue;
+std::vector<std::string> InputManager::GLFWDropCallbackQueue;
+
 void InputManager::Initialize()
 {
 	// TODO: Gamepad
 	//m_LastGamepadAxisState = std::array<GamepadAxisState, XUSER_MAX_COUNT>();
 	//m_LastGamepadButtonState = std::array<GamepadButtonState, XUSER_MAX_COUNT>();
+    glfwSetCharCallback(m_GLFWWindow, &InputManager::GLFWCharCallback);
+    glfwSetScrollCallback(m_GLFWWindow, &InputManager::GLFWScrollCallback);
+    glfwSetDropCallback(m_GLFWWindow, &InputManager::GLFWDropCallback);
 
 	EVENT_SUBSCRIBE_MEMBER(m_ELockMouse, &InputManager::OnLockMouse);
 	EVENT_SUBSCRIBE_MEMBER(m_EUnlockMouse, &InputManager::OnUnlockMouse);
@@ -36,6 +43,15 @@ void InputManager::Update(double dt)
 		}
 	}
 
+    // Keyboard text input
+    for (unsigned int& c : GLFWCharCallbackQueue) {
+        Events::KeyboardChar e;
+        e.Timestamp = glfwGetTime();
+        e.Char = c;
+        m_EventBroker->Publish(e);
+    }
+    GLFWCharCallbackQueue.clear();
+
 	// Mouse buttons
 	for (int i = 0; i <= GLFW_MOUSE_BUTTON_LAST; ++i) {
 		m_CurrentMouseState[i] = glfwGetMouseButton(m_GLFWWindow, i);
@@ -73,6 +89,22 @@ void InputManager::Update(double dt)
 		m_EventBroker->Publish(e);
 	}
 
+    // Mouse scroll
+    for (auto& pair : GLFWScrollCallbackQueue) {
+        Events::MouseScroll e;
+        std::tie(e.DeltaX, e.DeltaY) = pair;
+        m_EventBroker->Publish(e);
+    }
+    GLFWScrollCallbackQueue.clear();
+
+    // File drop
+    for (auto& path : GLFWDropCallbackQueue) {
+        Events::FileDropped e;
+        e.Path = path;
+        m_EventBroker->Publish(e);
+    }
+    GLFWDropCallbackQueue.clear();
+
 	// // Lock mouse while holding LMB
 	// if (m_CurrentMouseState[GLFW_MOUSE_BUTTON_LEFT])
 	// {
@@ -196,6 +228,25 @@ void InputManager::PublishGamepadButtonIfChanged(int gamepadID, Gamepad::Button
 	}
 }
 
+void InputManager::GLFWCharCallback(GLFWwindow* window, unsigned int c)
+{
+    GLFWCharCallbackQueue.push_back(c);
+}
+
+
+void InputManager::GLFWScrollCallback(GLFWwindow* window, double xoffset, double yoffset)
+{
+    GLFWScrollCallbackQueue.push_back(std::make_pair(xoffset, yoffset));
+}
+
+
+void InputManager::GLFWDropCallback(GLFWwindow* window, int count, const char* paths[])
+{
+    for (int i = 0; i < count; i++) {
+        GLFWDropCallbackQueue.push_back(std::string(paths[i]));
+    }
+}
+
 bool InputManager::OnLockMouse(const Events::LockMouse &event)
 {
 	m_MouseLocked = true;

src/Engine/Core/OctTree.cpp

@@ -0,0 +1,377 @@
+#include <vector>
+#include <algorithm>
+#include <bitset>
+
+#include "Core/OctTree.h"
+#include "Collision/Collision.h"
+
+namespace
+{
+//To be able to sort nodes based on distance to ray origin.
+struct ChildInfo
+{
+    int Index;
+    float Distance;
+};
+
+bool isFirstLower(const ChildInfo& first, const ChildInfo& second)
+{
+    return first.Distance < second.Distance;
+}
+
+}
+
+OctTree::OctTree()
+    : OctTree(AABB(), 0)
+{}
+
+OctTree::OctTree(const AABB& octTreeBounds, int subDivisions)
+    : m_Root(new OctChild(octTreeBounds, subDivisions, m_StaticObjects, m_DynamicObjects))
+    , m_UpdatedOnce(false)
+{}
+
+OctTree::~OctTree()
+{
+    delete m_Root;
+}
+
+void OctTree::AddDynamicObject(const AABB& box)
+{
+    m_Root->AddDynamicObject(box);
+    m_DynamicObjects.push_back(box);
+}
+
+void OctTree::AddStaticObject(const AABB& box)
+{
+    m_Root->AddStaticObject(box);
+    m_StaticObjects.push_back(box);
+}
+
+void OctTree::BoxesInSameRegion(const AABB& box, std::vector<AABB>& outBoxes)
+{
+    falsifyObjectChecks();
+    m_Root->BoxesInSameRegion(box, outBoxes);
+}
+
+void OctTree::ClearObjects()
+{
+    m_StaticObjects.clear();
+    m_DynamicObjects.clear();
+    m_Root->ClearObjects();
+}
+
+void OctTree::ClearDynamicObjects()
+{
+    m_DynamicObjects.clear();
+    m_Root->ClearDynamicObjects();
+}
+
+bool OctTree::RayCollides(const Ray& ray, Output& data)
+{
+    falsifyObjectChecks();
+    data.CollideDistance = -1;
+    return m_Root->RayCollides(ray, data);
+}
+
+bool OctTree::BoxCollides(const AABB& boxToTest, AABB& outBoxIntersected)
+{
+    falsifyObjectChecks();
+    return m_Root->BoxCollides(boxToTest, outBoxIntersected);
+}
+
+void OctTree::falsifyObjectChecks()
+{
+    for (auto& obj : m_StaticObjects) {
+        obj.Checked = false;
+    }
+    for (auto& obj : m_DynamicObjects) {
+        obj.Checked = false;
+    }
+}
+
+OctTree::OctChild::OctChild(const AABB& octTreeBounds,
+    int subDivisions, 
+    std::vector<ContainedObject>& staticObjects,
+    std::vector<ContainedObject>& dynamicObjects)
+    : m_Box(octTreeBounds)
+    , m_StaticObjectsRef(staticObjects)
+    , m_DynamicObjectsRef(dynamicObjects)
+{
+    if (subDivisions == 0) {
+        for (OctChild*& c : m_Children) {
+            c = nullptr;
+        }
+    } else {
+        --subDivisions;
+        for (int i = 0; i < 8; ++i) {
+            glm::vec3 minPos, maxPos;
+            const glm::vec3& parentMin = m_Box.MinCorner();
+            const glm::vec3& parentMax = m_Box.MaxCorner();
+            const glm::vec3& parentCenter = m_Box.Center();
+            std::bitset<3> bits(i);
+            //If child is 4,5,6,7.
+            if (bits.test(2)) {
+                minPos.x = parentCenter.x;
+                maxPos.x = parentMax.x;
+            } else {
+                minPos.x = parentMin.x;
+                maxPos.x = parentCenter.x;
+            }
+
+            //If child is 2,3,6,7
+            if (bits.test(1)) {
+                minPos.y = parentCenter.y;
+                maxPos.y = parentMax.y;
+            } else {
+                minPos.y = parentMin.y;
+                maxPos.y = parentCenter.y;
+            }
+            //If child is 1,3,5,7
+            if (bits.test(0)) {
+                minPos.z = parentCenter.z;
+                maxPos.z = parentMax.z;
+            } else {
+                minPos.z = parentMin.z;
+                maxPos.z = parentCenter.z;
+            }
+            m_Children[i] = new OctChild(AABB(minPos, maxPos), subDivisions, m_StaticObjectsRef, m_DynamicObjectsRef);
+        }
+    }
+}
+
+OctTree::OctChild::~OctChild()
+{
+    for (OctChild*& c : m_Children) {
+        if (c != nullptr) {
+            delete c;
+            c = nullptr;
+        }
+    }
+}
+
+bool OctTree::OctChild::BoxCollides(const AABB& boxToTest, AABB& outBoxIntersected) const
+{
+    if (hasChildren()) {
+        for (int i : childIndicesContainingBox(boxToTest)) {
+            if (m_Children[i]->BoxCollides(boxToTest, outBoxIntersected))
+                return true;
+        }
+    } else {
+        for (int i : m_StaticObjIndices) {
+            if (!m_StaticObjectsRef[i].Checked) {
+                const AABB& objBox = m_StaticObjectsRef[i].Box;
+                if (Collision::AABBVsAABB(boxToTest, objBox)) {
+                    outBoxIntersected = objBox;
+                    return true;
+                }
+                m_StaticObjectsRef[i].Checked = true;
+            }
+        }
+        for (int i : m_DynamicObjIndices) {
+            if (!m_DynamicObjectsRef[i].Checked) {
+                const AABB& objBox = m_DynamicObjectsRef[i].Box;
+                if (!Collision::IsSameBoxProbably(boxToTest, objBox) &&
+                    Collision::AABBVsAABB(boxToTest, objBox)) {
+                    outBoxIntersected = objBox;
+                    return true;
+                }
+                m_DynamicObjectsRef[i].Checked = true;
+            }
+        }
+    }
+    return false;
+}
+
+bool OctTree::OctChild::RayCollides(const Ray& ray, Output& data) const
+{
+    //If the node AABB is missed, everything it contains is missed.
+    if (Collision::RayAABBIntr(ray, m_Box)) {
+        //If the ray shoots the tree, and it is a parent to 8 children :o
+        if (hasChildren()) {
+            //Sort children according to their distance from the ray origin.
+            std::vector<ChildInfo> childInfos;
+            childInfos.reserve(8);
+            for (int i = 0; i < 8; ++i) {
+                childInfos.push_back({ i, glm::distance(ray.Origin(), m_Children[i]->m_Box.Center()) });
+            }
+            std::sort(childInfos.begin(), childInfos.end(), isFirstLower);
+            //Loop through the children, starting with the one closest to the ray origin. I.e the first to be hit.
+            for (const ChildInfo& info : childInfos) {
+                if (m_Children[info.Index]->RayCollides(ray, data)) {
+                    return true;
+                }
+            }
+        } else {
+            //Check against boxes in the node.
+            float minDist = INFINITY;
+            bool intersected = false;
+            for (int i : m_StaticObjIndices) {
+                float dist;
+                //If we haven't tested against this object before, and the ray hits.
+                if (!m_StaticObjectsRef[i].Checked &&
+                    Collision::RayVsAABB(ray, m_StaticObjectsRef[i].Box, dist)) {
+                    minDist = std::min(dist, minDist);
+                    intersected = true;
+                }
+                m_StaticObjectsRef[i].Checked = true;
+            }
+            for (int i : m_DynamicObjIndices) {
+                float dist;
+                //If we haven't tested against this object before, and the ray hits.
+                if (!m_DynamicObjectsRef[i].Checked &&
+                    Collision::RayVsAABB(ray, m_DynamicObjectsRef[i].Box, dist)) {
+                    minDist = std::min(dist, minDist);
+                    intersected = true;
+                }
+                m_DynamicObjectsRef[i].Checked = true;
+            }
+
+            data.CollideDistance = minDist;
+            return intersected;
+        }
+    }
+    return false;
+}
+
+
+void OctTree::OctChild::AddDynamicObject(const AABB& box)
+{
+    if (hasChildren()) {
+        for (auto i : childIndicesContainingBox(box)) {
+            m_Children[i]->AddDynamicObject(box);
+        }
+    } else {
+        //Since it hasn't been added yet to the real object list, the index is after the last =size.
+        m_DynamicObjIndices.push_back((int)m_DynamicObjectsRef.size());
+    }
+}
+
+void OctTree::OctChild::AddStaticObject(const AABB& box)
+{
+    if (hasChildren()) {
+        for (auto i : childIndicesContainingBox(box)) {
+            m_Children[i]->AddStaticObject(box);
+        }
+    } else {
+        //Since it hasn't been added yet to the real object list, the index is after the last =size.
+        m_StaticObjIndices.push_back((int)m_StaticObjectsRef.size());
+    }
+}
+
+void OctTree::OctChild::BoxesInSameRegion(const AABB& box, std::vector<AABB>& outBoxes) const
+{
+    if (hasChildren()) {
+        for (auto i : childIndicesContainingBox(box)) {
+            m_Children[i]->BoxesInSameRegion(box, outBoxes);
+        }
+    } else {
+        size_t startIndex = outBoxes.size();
+        int numDuplicates = 0;
+        outBoxes.resize(outBoxes.size() + m_StaticObjIndices.size() + m_DynamicObjIndices.size());
+        for (size_t i = 0; i < m_StaticObjIndices.size(); ++i){
+            ContainedObject& obj = m_StaticObjectsRef[m_StaticObjIndices[i]];
+            if (obj.Checked) {
+                ++numDuplicates;
+            } else {
+                obj.Checked = true;
+                outBoxes[startIndex + i - numDuplicates] = obj.Box;
+            }
+        }
+        for (size_t i = 0; i < m_DynamicObjIndices.size(); ++i) {
+            ContainedObject& obj = m_DynamicObjectsRef[m_DynamicObjIndices[i]];
+            if (obj.Checked) {
+                ++numDuplicates;
+            } else {
+                obj.Checked = true;
+                outBoxes[startIndex + i - numDuplicates] = obj.Box;
+            }
+        }
+        for (size_t i = 0; i < numDuplicates; ++i) {
+            outBoxes.pop_back();
+        }
+    }
+}
+
+void OctTree::OctChild::ClearObjects()
+{
+    if (hasChildren()) {
+        for (OctChild*& c : m_Children) {
+            c->ClearObjects();
+        }
+    } else {
+        m_DynamicObjIndices.clear();
+        m_StaticObjIndices.clear();
+    }
+}
+
+void OctTree::OctChild::ClearDynamicObjects()
+{
+    if (hasChildren()) {
+        for (OctChild*& c : m_Children) {
+            c->ClearObjects();
+        }
+    } else {
+        m_DynamicObjIndices.clear();
+    }
+}
+
+//:     3        7 
+//:
+//:        2         6 
+//:                           |
+//:     1        5          \ y
+//:                          z 
+//:        0         4        0  x-->
+//
+// child: 0 1 2 3 4 5 6 7
+//    x : - - - - + + + +
+//    y : - - + + - - + +
+//    z : - + - + - + - +
+int OctTree::OctChild::childIndexContainingPoint(const glm::vec3& point) const
+{
+    const glm::vec3& c = m_Box.Center();
+    return (1 << 2) * (point.x >= c.x) | (1 << 1) * (point.y >= c.y) | (point.z >= c.z);
+}
+
+std::vector<int> OctTree::OctChild::childIndicesContainingBox(const AABB& box) const
+{
+    int minInd = childIndexContainingPoint(box.MinCorner());
+    int maxInd = childIndexContainingPoint(box.MaxCorner());
+    //Because of the predictable ordering of the child indices, 
+    //the number of bits set when xor:ing the indices will determine the number of children containing the box.
+    std::bitset<3> bits(minInd ^ maxInd);
+    switch (bits.count()) {
+        //Box contained completely in one child.
+    case 0:
+        return{ minInd };
+        //Two children.
+    case 1:
+        return{ minInd, maxInd };
+        //Four children.
+    case 2:
+    {
+        std::vector<int> ret;
+        //Bit-hax to calculate the correct 4 children containing the box.
+        //This works because of the childrens index determine what part of 
+        //the dimensions they are responsible for (which octant).
+        bits.flip();
+        //At this point the bits necessarily have exactly one bit set.
+        for (int c = 0; c < 8; ++c) {
+            //If the child index have the same bit set as the bits, add box to it.
+            if (bits.to_ulong() & c) {
+                ret.push_back(c);
+            }
+        }
+        return ret;
+    }
+    case 3:                         //Eight children.
+        return{ 0,1,2,3,4,5,6,7 };
+    default:
+        return std::vector<int>();
+    }
+}
+
+inline bool OctTree::OctChild::hasChildren() const
+{
+    return m_Children[0] != nullptr;
+}

src/Engine/Core/ResourceManager.cpp

@@ -100,7 +100,7 @@ Resource* ResourceManager::Load(std::string resourceType, std::string resourceNa
 		LOG_WARNING("Hot-loading resource \"%s\"", resourceName.c_str());
 	}
 
-	return CreateResource(resourceType, resourceName, parent);
+    return CreateResource(resourceType, resourceName, parent);
 }
 
 Resource* ResourceManager::CreateResource(std::string resourceType, std::string resourceName, Resource* parent)
@@ -112,10 +112,16 @@ Resource* ResourceManager::CreateResource(std::string resourceType, std::string
 	}
 
 	// Call the factory function
-	Resource* resource = facIt->second(resourceName);
-	// Store IDs
-	resource->TypeID = GetTypeID(resourceType);
-	resource->ResourceID = GetNewResourceID(resource->TypeID);
+    Resource* resource;
+    try {
+        resource = facIt->second(resourceName);
+        // Store IDs
+        resource->TypeID = GetTypeID(resourceType);
+        resource->ResourceID = GetNewResourceID(resource->TypeID);
+    } catch (const std::exception& e) {
+        resource = nullptr;
+		LOG_ERROR("Failed to load resource \"%s\" of type \"%s\": %s", resourceName.c_str(), resourceType.c_str(), e.what());
+    }
 	// Cache
 	m_ResourceCache[std::make_pair(resourceType, resourceName)] = resource;
 	m_ResourceFromName[resourceName] = resource;

src/Engine/Core/World.cpp

@@ -11,12 +11,43 @@ EntityID World::CreateEntity(EntityID parent /*= 0*/)
 {
     EntityID newEntity = generateEntityID();
     m_EntityParents[newEntity] = parent;
-    if (parent != 0) {
-        m_EntityChildren.insert(std::make_pair(parent, newEntity));
-    }
+    m_EntityChildren.insert(std::make_pair(parent, newEntity));
     return newEntity;
 }
 
+
+void World::DeleteEntity(EntityID entity)
+{
+    // Delete components
+    for (auto& pair : m_ComponentPools) {
+        auto& pool = pair.second;
+        if (pool->KnowsEntity(entity)) {
+            auto& c = pool->GetByEntity(entity);
+            pool->Delete(c);
+        }
+    }
+
+    // Loop through children
+    std::vector<EntityID> childrenToDelete;
+    auto children = m_EntityChildren.equal_range(entity);
+    for (auto it = children.first; it != children.second; ++it) {
+        childrenToDelete.push_back(it->second);
+    }
+    for (auto& child : childrenToDelete) {
+        DeleteEntity(child);
+    }
+
+    EntityID parent = m_EntityParents.at(entity);
+    m_EntityParents.erase(entity);
+    auto parentChildren = m_EntityChildren.equal_range(parent);
+    for (auto it = parentChildren.first; it != parentChildren.second; ++it) {
+        if (it->second == entity) {
+            m_EntityChildren.erase(it);
+            break;
+        }
+    }
+}
+
 void World::RegisterComponent(ComponentInfo& ci)
 {
     m_ComponentPools[ci.Name] = new ComponentPool(ci);
@@ -35,12 +66,27 @@ ComponentWrapper World::AttachComponent(EntityID entity, std::string componentTy
     return c;
 }
 
+
+bool World::HasComponent(EntityID entity, std::string componentType)
+{
+    ComponentPool* pool = m_ComponentPools.at(componentType);
+    return pool->KnowsEntity(entity);
+}
+
 ComponentWrapper World::GetComponent(EntityID entity, std::string componentType)
 {
     ComponentPool* pool = m_ComponentPools.at(componentType);
     return pool->GetByEntity(entity);
 }
 
+
+void World::DeleteComponent(EntityID entity, std::string componentType)
+{
+    ComponentPool* pool = m_ComponentPools.at(componentType);
+    ComponentWrapper c = pool->GetByEntity(entity);
+    return pool->Delete(c);
+}
+
 const ComponentPool* World::GetComponents(std::string componentType)
 {
     auto it = m_ComponentPools.find(componentType);
@@ -53,6 +99,22 @@ EntityID World::GetParent(EntityID entity)
     return m_EntityParents.at(entity);
 }
 
+
+void World::SetParent(EntityID entity, EntityID parent)
+{
+    EntityID lastParent = m_EntityParents.at(entity);
+    auto parentChildren = m_EntityChildren.equal_range(lastParent);
+    for (auto it = parentChildren.first; it != parentChildren.second; it++) {
+        if (it->second == entity) {
+            m_EntityChildren.erase(it);
+            break;
+        }
+    }
+
+    m_EntityParents[entity] = parent;
+    m_EntityChildren.insert(std::make_pair(parent, entity));
+}
+
 EntityID World::generateEntityID()
 {
     // TODO: Make EntityID generation smarter

src/Engine/Editor/EditorSystem.cpp

@@ -0,0 +1,596 @@
+#include "Editor/EditorSystem.h"
+#define IMGUI_DEFINE_MATH_OPERATORS
+#include <imgui/imgui_internal.h>
+
+EditorSystem::EditorSystem(EventBroker* eventBroker, IRenderer* renderer) 
+    : ImpureSystem(eventBroker)
+    , m_Renderer(renderer)
+{
+    auto config = ResourceManager::Load<ConfigFile>("Config.ini");
+    m_Enabled = config->Get<bool>("Debug.EditorEnabled", false);
+    m_Visible = m_Enabled;
+
+    if (!m_Enabled) {
+        return;
+    }
+
+    EVENT_SUBSCRIBE_MEMBER(m_EInputCommand, &EditorSystem::OnInputCommand);
+    EVENT_SUBSCRIBE_MEMBER(m_EMousePress, &EditorSystem::OnMousePress);
+    EVENT_SUBSCRIBE_MEMBER(m_EMouseRelease, &EditorSystem::OnMouseRelease);
+    EVENT_SUBSCRIBE_MEMBER(m_EMouseMove, &EditorSystem::OnMouseMove);
+    EVENT_SUBSCRIBE_MEMBER(m_EPicking, &EditorSystem::OnPicking);
+    EVENT_SUBSCRIBE_MEMBER(m_EFileDropped, &EditorSystem::OnFileDropped);
+}
+
+void EditorSystem::Update(World* world, double dt)
+{
+    m_World = world;
+
+    if (!m_Enabled) {
+        return;
+    }
+
+    if (!m_Visible) {
+        return;
+    }
+
+    updateWidget();
+
+    drawUI(world, dt);
+
+    // Clear drop queue if it wasn't handled by any UI element
+    if (!m_LastDroppedFile.empty()) {
+        m_LastDroppedFile = "";
+    }
+}
+
+bool EditorSystem::OnInputCommand(const Events::InputCommand& e)
+{
+    if (e.Command == "ToggleEditor" && e.Value > 0) {
+        m_Visible = !m_Visible;
+    }
+
+    if (e.Command == "EditorToolMove" && e.Value > 0) {
+        setWidgetMode(WidgetMode::Translate);
+    }
+    if (e.Command == "EditorToolRotate" && e.Value > 0) {
+        setWidgetMode(WidgetMode::Rotate);
+    }
+    if (e.Command == "EditorToolScale" && e.Value > 0) {
+        setWidgetMode(WidgetMode::Scale);
+    }
+
+    if (e.Command == "EditorToggleTransformSpace" && e.Value > 0) {
+        if (m_WidgetSpace == WidgetSpace::Global) {
+            setWidgetSpace(WidgetSpace::Local);
+        } else if (m_WidgetSpace == WidgetSpace::Local) {
+            setWidgetSpace(WidgetSpace::Global);
+        }
+    }
+
+    return true;
+}
+
+bool EditorSystem::OnMousePress(const Events::MousePress& e)
+{
+    if (e.Button == GLFW_MOUSE_BUTTON_RIGHT) {
+        m_PickingQueue.push_back(glm::vec2((int)e.X, (int)e.Y));
+    }
+    return true;
+}
+
+bool EditorSystem::OnMouseMove(const Events::MouseMove& e)
+{
+    if (m_Widget == 0) {
+        return false;
+    }
+
+    if (m_Selection == 0) {
+        return false;
+    }
+    auto widgetTransform = m_World->GetComponent(m_Widget, "Transform");
+    glm::vec3 widgetOrientation = widgetTransform["Orientation"];
+
+    glm::quat  totalOrientation = m_Renderer->Camera()->Orientation() * glm::inverse(glm::quat(widgetOrientation));
+
+    int width;
+    int height;
+    glfwGetFramebufferSize(m_Renderer->Window(), &width, &height);
+    Rectangle res(width, height);
+
+    glm::vec2 delta2(res.Width / 2.f + e.DeltaX, res.Height / 2.f + -e.DeltaY);
+    glm::vec3 deltaWorld = ScreenCoords::ToWorldPos(
+        delta2,
+        m_WidgetPickingDepth,
+        res,
+        m_Renderer->Camera()->ProjectionMatrix(),
+        glm::toMat4(glm::inverse(totalOrientation))
+    );
+    glm::vec3 origin = ScreenCoords::ToWorldPos(
+        glm::vec2(res.Width / 2.f, res.Height / 2.f),
+        m_WidgetPickingDepth,
+        res,
+        m_Renderer->Camera()->ProjectionMatrix(),
+        glm::toMat4(glm::inverse(totalOrientation))
+    );
+    deltaWorld = deltaWorld - origin;
+    glm::vec3 movement = deltaWorld * m_WidgetCurrentAxis;
+
+    if (glm::length2(m_WidgetCurrentAxis) > 0.f) {
+        auto widgetTransform = m_World->GetComponent(m_Widget, "Transform");
+        if (m_WidgetMode == WidgetMode::Translate) {
+            if (m_WidgetSpace == WidgetSpace::Global) {
+                EntityID parent = m_World->GetParent(m_Selection);
+                glm::quat inverseParentOrientation;
+                if (parent != 0) {
+                    inverseParentOrientation = glm::inverse(RenderQueueFactory::AbsoluteOrientation(m_World, parent));
+                }
+                (glm::vec3&)m_World->GetComponent(m_Selection, "Transform")["Position"] += inverseParentOrientation * movement;
+            } else if (m_WidgetSpace == WidgetSpace::Local) {
+                auto selectionTransform = m_World->GetComponent(m_Selection, "Transform");
+                (glm::vec3&)selectionTransform["Position"] += glm::quat((glm::vec3)selectionTransform["Orientation"]) * movement;
+            }
+        } else if (m_WidgetMode == WidgetMode::Rotate) {
+            glm::vec3 finalMovement;
+            finalMovement.x = -deltaWorld.y * m_WidgetCurrentAxis.x;
+            finalMovement.y = deltaWorld.x * m_WidgetCurrentAxis.y;
+            finalMovement.z = deltaWorld.y * m_WidgetCurrentAxis.z;
+            if (m_WidgetSpace == WidgetSpace::Global) {
+                EntityID parent = m_World->GetParent(m_Selection);
+                glm::quat parentOrientation;
+                if (parent != 0) {
+                    parentOrientation = RenderQueueFactory::AbsoluteOrientation(m_World, parent);
+                }
+                glm::vec3& selectionOrientation = m_World->GetComponent(m_Selection, "Transform")["Orientation"];
+                //glm::quat currentOrientation = RenderQueueFactory::AbsoluteOrientation(m_World, m_Selection);
+                glm::quat currentOrientation = parentOrientation * glm::quat(selectionOrientation);
+                glm::quat deltaOrientation(finalMovement);
+                selectionOrientation = glm::eulerAngles(glm::inverse(parentOrientation) * (deltaOrientation * currentOrientation));
+            } else if (m_WidgetSpace == WidgetSpace::Local) {
+                glm::vec3& selectionOrientation = m_World->GetComponent(m_Selection, "Transform")["Orientation"];
+                glm::quat currentOrientation(selectionOrientation);
+                glm::quat deltaOrientation(finalMovement);
+                selectionOrientation = glm::eulerAngles(currentOrientation * deltaOrientation);
+            }
+        } else if (m_WidgetMode == WidgetMode::Scale) {
+            glm::vec3& scaleX = m_World->GetComponent(m_WidgetX, "Transform")["Scale"];
+            glm::vec3& scaleY = m_World->GetComponent(m_WidgetY, "Transform")["Scale"];
+            glm::vec3& scaleZ = m_World->GetComponent(m_WidgetZ, "Transform")["Scale"];
+
+            if (m_WidgetCurrentAxis.x > 0 && m_WidgetCurrentAxis.y > 0 && m_WidgetCurrentAxis.z > 0) {
+                float movementLength = glm::length(movement);
+                float dot = glm::dot((glm::vec3)widgetOrientation, movement);
+                movement = glm::vec3(movementLength) * glm::sign(dot);
+                (glm::vec3&)m_World->GetComponent(m_WidgetOrigin, "Transform")["Scale"] += movement;
+            }
+            if (m_WidgetCurrentAxis.x > 0) {
+                scaleX.x += movement.x;
+            }
+            if (m_WidgetCurrentAxis.y > 0) {
+                scaleY.y += movement.y;
+            }
+            if (m_WidgetCurrentAxis.z > 0) {
+                scaleZ.z += movement.z;
+            }
+            (glm::vec3&)m_World->GetComponent(m_Selection, "Transform")["Scale"] += movement;
+        }
+    }
+
+
+    /*LOG_DEBUG("DELTA %f", e.DeltaX);
+    if (e.X < 0) {
+        glfwSetCursorPos(m_Renderer->Window(), width - 1, e.Y);
+    }
+    if (e.X >= width) {
+        glfwSetCursorPos(m_Renderer->Window(), 0, e.Y);
+    }*/
+
+    return true;
+}
+
+bool EditorSystem::OnMouseRelease(const Events::MouseRelease& e)
+{
+    if (glm::length2(m_WidgetCurrentAxis) > 0.f) {
+        m_WidgetCurrentAxis = glm::vec3(0.f);
+        //setWidgetMode(m_WidgetMode);
+    }
+
+    return true;
+}
+
+bool EditorSystem::OnPicking(const Events::Picking& e)
+{
+    for (auto& pos : m_PickingQueue) {
+        auto result = e.Pick(pos);
+        EntityID entity = result.Entity;
+        if (glm::length2(m_WidgetCurrentAxis) > 0.f) {
+        } else {
+            LOG_INFO("Selected %i", entity);
+            if (entity != 0) {
+                EntityID parent = m_World->GetParent(entity);
+                if (parent == m_Widget) {
+                    m_WidgetCurrentAxis = glm::vec3(
+                        (entity == m_WidgetX) || (entity == m_WidgetOrigin) || (entity == m_WidgetPlaneY || entity == m_WidgetPlaneZ),
+                        (entity == m_WidgetY) || (entity == m_WidgetOrigin) || (entity == m_WidgetPlaneX || entity == m_WidgetPlaneZ),
+                        (entity == m_WidgetZ) || (entity == m_WidgetOrigin) || (entity == m_WidgetPlaneX || entity == m_WidgetPlaneY)
+                    );
+                    m_WidgetPickingDepth = result.Depth;
+
+                    //auto widgetTransform = m_World->GetComponent(m_Widget, "Transform");
+                    //auto selectionTransform = m_World->GetComponent(m_Selection, "Transform");
+                    //widgetTransform["Position"] = (glm::vec3)selectionTransform["Position"];
+                } else {
+                    ImGui::SetActiveID(0, nullptr);
+                    m_Selection = entity;
+                    setWidgetMode(m_WidgetMode);
+                }
+            } else {
+                m_Selection = 0;
+            }
+        }
+    }
+    m_PickingQueue.clear();
+    return true;
+};
+
+bool EditorSystem::OnFileDropped(const Events::FileDropped& e)
+{
+    m_LastDroppedFile = boost::filesystem::path(e.Path).lexically_relative(boost::filesystem::current_path()).string();
+    std::replace(m_LastDroppedFile.begin(), m_LastDroppedFile.end(), '\\', '/');
+    return true;
+}
+
+void EditorSystem::updateWidget()
+{
+    if (m_Widget == 0) {
+        m_Widget = m_World->CreateEntity();
+        m_World->AttachComponent(m_Widget, "Transform");
+        m_WidgetX = m_World->CreateEntity(m_Widget);
+        m_World->AttachComponent(m_WidgetX, "Transform");
+        m_World->AttachComponent(m_WidgetX, "Model");
+        m_WidgetPlaneX = m_World->CreateEntity(m_Widget);
+        m_World->AttachComponent(m_WidgetPlaneX, "Transform");
+        m_World->AttachComponent(m_WidgetPlaneX, "Model");
+        m_World->GetComponent(m_WidgetPlaneX, "Model")["Resource"] = "Models/WidgetPlaneX.obj";
+        m_WidgetY = m_World->CreateEntity(m_Widget);
+        m_World->AttachComponent(m_WidgetY, "Transform");
+        m_World->AttachComponent(m_WidgetY, "Model");
+        m_WidgetPlaneY = m_World->CreateEntity(m_Widget);
+        m_World->AttachComponent(m_WidgetPlaneY, "Transform");
+        m_World->AttachComponent(m_WidgetPlaneY, "Model");
+        m_World->GetComponent(m_WidgetPlaneY, "Model")["Resource"] = "Models/WidgetPlaneY.obj";
+        m_WidgetZ = m_World->CreateEntity(m_Widget);
+        m_World->AttachComponent(m_WidgetZ, "Transform");
+        m_World->AttachComponent(m_WidgetZ, "Model");
+        m_WidgetPlaneZ = m_World->CreateEntity(m_Widget);
+        m_World->AttachComponent(m_WidgetPlaneZ, "Transform");
+        m_World->AttachComponent(m_WidgetPlaneZ, "Model");
+        m_World->GetComponent(m_WidgetPlaneZ, "Model")["Resource"] = "Models/WidgetPlaneZ.obj";
+        m_WidgetOrigin = m_World->CreateEntity(m_Widget);
+        m_World->AttachComponent(m_WidgetOrigin, "Transform");
+        m_World->AttachComponent(m_WidgetOrigin, "Model");
+        setWidgetMode(WidgetMode::Translate);
+    }
+
+    if (m_Selection != 0) {
+        auto widgetTransform = m_World->GetComponent(m_Widget, "Transform");
+        glm::vec3 selectionPosition = RenderQueueFactory::AbsolutePosition(m_World, m_Selection);
+        widgetTransform["Position"] = selectionPosition;
+        if (m_WidgetSpace == WidgetSpace::Local) {
+            widgetTransform["Orientation"] = glm::eulerAngles(RenderQueueFactory::AbsoluteOrientation(m_World, m_Selection));
+        }
+    }
+}
+
+void EditorSystem::setWidgetMode(WidgetMode newMode)
+{
+    if (m_Widget == 0) {
+        return;
+    }
+
+    auto widgetTransform = m_World->GetComponent(m_Widget, "Transform");
+    widgetTransform["Orientation"] = glm::vec3(0.f);
+    m_World->GetComponent(m_WidgetX, "Transform")["Scale"] = glm::vec3(1.f);
+    m_World->GetComponent(m_WidgetPlaneX, "Model")["Visible"] = false;
+    m_World->GetComponent(m_WidgetY, "Transform")["Scale"] = glm::vec3(1.f);
+    m_World->GetComponent(m_WidgetPlaneY, "Model")["Visible"] = false;
+    m_World->GetComponent(m_WidgetZ, "Transform")["Scale"] = glm::vec3(1.f);
+    m_World->GetComponent(m_WidgetPlaneZ, "Model")["Visible"] = false;
+    m_World->GetComponent(m_WidgetOrigin, "Transform")["Scale"] = glm::vec3(1.f);
+    m_World->GetComponent(m_WidgetOrigin, "Model")["Visible"] = false;
+
+    if (newMode == WidgetMode::Translate) {
+        m_World->GetComponent(m_WidgetX, "Model")["Resource"] = "Models/TranslationWidgetX.obj";
+        m_World->GetComponent(m_WidgetY, "Model")["Resource"] = "Models/TranslationWidgetY.obj";
+        m_World->GetComponent(m_WidgetZ, "Model")["Resource"] = "Models/TranslationWidgetZ.obj";
+        // Temporarily disabled for local space until I can figure out what's wrong with the math 
+        if (m_WidgetSpace != WidgetSpace::Local) {
+            m_World->GetComponent(m_WidgetPlaneX, "Model")["Visible"] = true;
+            m_World->GetComponent(m_WidgetPlaneY, "Model")["Visible"] = true;
+            m_World->GetComponent(m_WidgetPlaneZ, "Model")["Visible"] = true;
+        }
+        if (m_Selection != 0) {
+            if (m_WidgetSpace == WidgetSpace::Local) {
+                auto selectionTransform = m_World->GetComponent(m_Selection, "Transform");
+                widgetTransform["Orientation"] = glm::eulerAngles(RenderQueueFactory::AbsoluteOrientation(m_World, m_Selection));
+            }
+        }
+    } else if (newMode == WidgetMode::Scale) {
+        m_World->GetComponent(m_WidgetX, "Model")["Resource"] = "Models/ScaleWidgetX.obj";
+        m_World->GetComponent(m_WidgetY, "Model")["Resource"] = "Models/ScaleWidgetY.obj";
+        m_World->GetComponent(m_WidgetZ, "Model")["Resource"] = "Models/ScaleWidgetZ.obj";
+        m_World->GetComponent(m_WidgetOrigin, "Model")["Visible"] = true;
+        m_World->GetComponent(m_WidgetOrigin, "Model")["Resource"] = "Models/ScaleWidgetOrigin.obj";
+        if (m_Selection != 0) {
+            auto selectionTransform = m_World->GetComponent(m_Selection, "Transform");
+            widgetTransform["Orientation"] = glm::eulerAngles(RenderQueueFactory::AbsoluteOrientation(m_World, m_Selection));
+        }
+    } else if (newMode == WidgetMode::Rotate) {
+        m_World->GetComponent(m_WidgetX, "Model")["Resource"] = "Models/RotationWidgetX.obj";
+        m_World->GetComponent(m_WidgetY, "Model")["Resource"] = "Models/RotationWidgetY.obj";
+        m_World->GetComponent(m_WidgetZ, "Model")["Resource"] = "Models/RotationWidgetZ.obj";
+        if (m_Selection != 0) {
+            auto selectionTransform = m_World->GetComponent(m_Selection, "Transform");
+            if (m_WidgetSpace == WidgetSpace::Local) {
+                widgetTransform["Orientation"] = glm::eulerAngles(RenderQueueFactory::AbsoluteOrientation(m_World, m_Selection));
+            }
+        }
+    }
+    m_WidgetMode = newMode;
+}
+
+
+void EditorSystem::setWidgetSpace(WidgetSpace space)
+{
+    m_WidgetSpace = space;
+    setWidgetMode(m_WidgetMode);
+}
+
+void EditorSystem::drawUI(World* world, double dt)
+{
+    ImGui::ShowTestWindow();
+    //ImGui::ShowStyleEditor();
+
+    if (ImGui::BeginMainMenuBar()) {
+        if (ImGui::BeginMenu("File")) {
+
+            if (ImGui::MenuItem("New")) { }
+            if (ImGui::MenuItem("Open", "Ctrl+O")) { }
+            if (ImGui::MenuItem("Save", "Ctrl+S")) { }
+            if (ImGui::MenuItem("Save As...", "Ctrl+Shift+S")) { }
+            ImGui::Separator();
+            if (ImGui::MenuItem("Close Editor", "F1")) { }
+
+            ImGui::EndMenu();
+        }
+
+        ImGui::SameLine();
+        if (ImGui::Button("Move")) {
+            setWidgetMode(WidgetMode::Translate);
+        }
+        ImGui::SameLine();
+        if (ImGui::Button("Rotate")) {
+            setWidgetMode(WidgetMode::Rotate);
+        }
+        ImGui::SameLine();
+        if (ImGui::Button("Scale")) {
+            setWidgetMode(WidgetMode::Scale);
+        }
+        ImGui::SameLine();
+        if (m_WidgetSpace == WidgetSpace::Global) {
+            if (ImGui::Button("(Global)")) {
+                setWidgetSpace(WidgetSpace::Local);
+            }
+        } else if (m_WidgetSpace == WidgetSpace::Local) {
+            if (ImGui::Button("(Local)")) {
+                setWidgetSpace(WidgetSpace::Global);
+            }
+        }
+
+        ImGui::EndMainMenuBar();
+    }
+
+    std::string title = std::string("Components #") + std::to_string(m_Selection) + std::string("###Components");
+    if (ImGui::Begin(title.c_str())) {
+        if (m_Selection != 0) {
+            auto& pools = world->GetComponentPools();
+
+            std::vector<const char*> componentTypes;
+            for (auto& pair : pools) {
+                // Only add components the entity doesn't already have
+                if (!pair.second->KnowsEntity(m_Selection)) {
+                    componentTypes.push_back(pair.first.c_str());
+                }
+            }
+            int item = -1;
+            ImGui::PushItemWidth(ImGui::GetWindowContentRegionWidth() - 5.f);
+            if (ImGui::Combo("", &item, componentTypes.data(), componentTypes.size())) {
+                if (item != -1) {
+                    std::string chosenType = std::string(componentTypes.at(item));
+                    world->AttachComponent(m_Selection, chosenType);
+                }
+            }
+            ImGui::PopItemWidth();
+
+            for (auto& pair : pools) {
+                const std::string& componentType = pair.first;
+                auto pool = pair.second;
+                if (!pool->KnowsEntity(m_Selection)) {
+                    continue;
+                }
+                auto& ci = pool->ComponentInfo();
+
+                bool deletePressed = createDeleteButton(componentType);
+                if (deletePressed) {
+                    world->DeleteComponent(m_Selection, componentType);
+                    continue;
+                }
+
+                if (ImGui::CollapsingHeader(componentType.c_str())) {
+                    if (!ci.Meta.Annotation.empty()) {
+                        ImGui::Text(ci.Meta.Annotation.c_str());
+                    }
+
+                    auto& component = world->GetComponent(m_Selection, componentType);
+                    for (auto& pair : ci.FieldTypes) {
+                        const std::string& field = pair.first;
+                        const std::string& type = pair.second;
+                        
+                        ImGui::PushID(field.c_str());
+                        if (type == "Vector") {
+                            auto& val = component.Property<glm::vec3>(field);
+                            if (field == "Scale") {
+                                ImGui::DragFloat3("", glm::value_ptr(val), 0.1f, 0.f, std::numeric_limits<float>::max());
+                            } else if (field == "Orientation") {
+                                glm::vec3 tempVal = glm::fmod(val, glm::vec3(glm::two_pi<float>()));
+                                if (ImGui::SliderFloat3("", glm::value_ptr(tempVal), 0.f, glm::two_pi<float>())) {
+                                    val = tempVal;
+                                }
+                            } else {
+                                ImGui::DragFloat3("", glm::value_ptr(val), 0.1f, std::numeric_limits<float>::lowest(), std::numeric_limits<float>::max());
+                            }
+                        } else if (type == "Color") {
+                            auto& val = component.Property<glm::vec4>(field);
+                            ImGui::ColorEdit4("", glm::value_ptr(val), true);
+                        } else if (type == "string") {
+                            std::string& val = component.Property<std::string>(field);
+                            char tempString[1024];
+                            memcpy(tempString, val.c_str(), std::min(val.length() + 1, sizeof(tempString)));
+                            if (ImGui::InputText("", tempString, sizeof(tempString))) {
+                                val = std::string(tempString);
+                                LOG_DEBUG("%s::%s changed!", componentType.c_str(), field.c_str());
+                            }
+                            // DROP STUFF
+                            if (ImGui::IsItemHovered() && !m_LastDroppedFile.empty()) {
+                                val = m_LastDroppedFile;
+                                m_LastDroppedFile = "";
+                            }
+
+                        } else if (type == "double") {
+                            float tempVal = static_cast<float>(component.Property<double>(field));
+                            if (ImGui::InputFloat("", &tempVal, 0.01f, 1.f)) {
+                                component.SetProperty(field, static_cast<double>(tempVal));
+                            }
+                        } else if (type == "bool") {
+                            auto& val = component.Property<bool>(field);
+                            ImGui::Checkbox("", &val);
+                        } else {
+                            ImGui::TextDisabled(type.c_str());
+                        }
+                        ImGui::PopID();
+
+                        ImGui::SameLine();
+                        ImGui::Text(field.c_str());
+                        if (ImGui::IsItemHovered()) {
+                            ImGui::SetTooltip("field annotation goes here");
+                        }
+                    }
+                }
+            }
+        }
+
+    }
+    ImGui::End();
+
+    if (ImGui::Begin("Entitites")) {
+        static EntityID draggingEntity = 0;
+        auto entityChildren = world->GetEntityChildren();
+        std::function<void(EntityID)> recurse = [&](EntityID parent) {
+            auto range = entityChildren.equal_range(parent);
+            for (auto it = range.first; it != range.second; it++) {
+
+                ImVec2 pos = ImGui::GetCursorScreenPos();
+                float width = ImGui::GetContentRegionAvailWidth();
+                ImRect bb(pos + ImVec2(20, 0), pos + ImVec2(width, 13));
+                auto window = ImGui::GetCurrentWindow();
+                if (m_Selection == it->second) {
+                    const ImU32 col = window->Color(ImGuiCol_HeaderActive);
+                    window->DrawList->AddRectFilled(bb.Min, bb.Max, col);
+                }
+                ImGuiID id = window->GetID((std::string("#SelectButton") + std::to_string(it->second)).c_str());
+                bool hovered = false;
+                bool held = false;
+                if (ImGui::ButtonBehavior(bb, id, &hovered, &held)) {
+                    m_Selection = it->second;
+                }
+                if (held) {
+                    ImVec2 entityDragDelta = ImGui::GetMouseDragDelta(0);
+                    if (std::abs(entityDragDelta.x) > 0 && std::abs(entityDragDelta.y) > 0) {
+                        if (draggingEntity == 0) {
+                            draggingEntity = it->second;
+                            LOG_DEBUG("Started drag of entity %i", draggingEntity);
+                        }
+                        ImGui::SetNextWindowPos(ImGui::GetIO().MousePos + ImVec2(20, 0));
+                        ImGui::Begin("Change parent", nullptr, ImVec2(0, 0), 0.3f, ImGuiWindowFlags_NoTitleBar|ImGuiWindowFlags_NoResize|ImGuiWindowFlags_NoMove|ImGuiWindowFlags_NoSavedSettings);
+                        ImGui::Text("#%i", draggingEntity);
+                        ImGui::End();
+                    }
+                }
+
+                ImGui::SetNextTreeNodeOpened(true, ImGuiSetCond_Once);
+                if (ImGui::TreeNode((std::string("#") + std::to_string(it->second)).c_str())) {
+                    if (draggingEntity != 0 && ImGui::IsItemHoveredRect() && ImGui::IsMouseReleased(0)) {
+                        LOG_DEBUG("Changed parent of %i to %i", draggingEntity, it->second);
+                        changeParent(draggingEntity, it->second);
+                        draggingEntity = 0;
+                    }
+
+                    if (ImGui::BeginPopupContextItem("item context menu")) {
+                        if (ImGui::Button("Add")) {
+                            EntityID entity = world->CreateEntity(it->second);
+                            world->AttachComponent(entity, "Transform");
+                        }
+                        ImGui::SameLine();
+                        if (ImGui::Button("Delete")) {
+                            world->DeleteEntity(it->second);
+                            ImGui::CloseCurrentPopup();
+                            if (m_Selection == it->second) {
+                                m_Selection = 0;
+                            }
+                        }
+                        ImGui::EndPopup();
+                    }
+                    recurse(it->second);
+                    ImGui::TreePop();
+                }
+            }
+        };
+        recurse(0);
+    }
+    ImGui::End();
+}
+
+bool EditorSystem::createDeleteButton(std::string componentType)
+{
+    float width = ImGui::GetContentRegionAvailWidth();
+    ImGuiWindow* window = ImGui::GetCurrentWindow();
+    auto pos = ImGui::GetCursorScreenPos() + ImVec2(width - 14.f, 1);
+    ImRect bb = ImRect(pos, pos + ImVec2(14.f, 14.f));
+    std::string idString = "#DELETE";
+    idString += componentType;
+    ImGuiID id = window->GetID(idString.c_str());
+    bool hovered;
+    bool held;
+    bool pressed = ImGui::ButtonBehavior(bb, id, &hovered, &held);
+    //ImU32 col = window->Color((held && hovered) ? ImGuiCol_CloseButtonActive : hovered ? ImGuiCol_CloseButtonHovered : ImGuiCol_CloseButton);
+    ImU32 col = window->Color((held && hovered) ? ImGuiCol_CloseButtonActive : hovered ? ImGuiCol_ButtonHovered : ImGuiCol_Button);
+    window->DrawList->AddCircleFilled(bb.GetCenter(), 7.f, col, 16);
+    return pressed;
+}
+
+void EditorSystem::changeParent(EntityID entity, EntityID newParent)
+{
+    if (entity == newParent) {
+        return;
+    }
+
+    // An entity can't be a child to one of its own children
+    auto children = m_World->GetEntityChildren().equal_range(entity);
+    for (auto it = children.first; it != children.second; it++) {
+        if (it->second == newParent) {
+            return;
+        }
+    }
+
+    m_World->SetParent(entity, newParent);
+}

src/Engine/Network/Client.cpp

@@ -1,11 +1,334 @@
-#include "Network\Client.h"
+#include "Network/Client.h"
 
-Client::Client()
+using namespace boost::asio::ip;
+
+
+Client::Client(ConfigFile* config) : m_Socket(m_IOService)
 {
-
+    // Default is local host
+    std::string address = config->Get<std::string>("Networking.Address", "127.0.0.1");
+    int port = config->Get<int>("Networking.Port", 13);
+    m_ReceiverEndpoint = udp::endpoint(boost::asio::ip::address::from_string(address), port);
+    // Set up network stream
+    m_PlayerName = config->Get<std::string>("Networking.Name", "Raptorcopter");
+    m_NextSnapshot.InputForward = "";
+    m_NextSnapshot.InputRight = "";
 }
 
 Client::~Client()
 {
 
 }
+
+void Client::Start(World* world, EventBroker* eventBroker)
+{
+    m_WasStarted = true;
+    m_EventBroker = eventBroker;
+    m_World = world;
+
+    // Subscribe to events
+    m_EInputCommand = decltype(m_EInputCommand)(std::bind(&Client::OnInputCommand, this, std::placeholders::_1));
+    m_EventBroker->Subscribe(m_EInputCommand);
+
+
+    //while (m_PlayerName.size() > 7) {
+    //    LOG_INFO("Please enter your name (No longer than 7 characters):");
+    //    std::cin >> m_PlayerName;
+    //}
+    m_Socket.connect(m_ReceiverEndpoint);
+    LOG_INFO("I am client. BIP BOP");
+}
+
+void Client::Update()
+{
+    readFromServer();
+}
+
+void Client::Close()
+{
+    if (m_WasStarted) {
+        disconnect();
+        m_ThreadIsRunning = false;
+        m_EventBroker->Unsubscribe(m_EInputCommand);
+    }
+}
+
+void Client::readFromServer()
+{
+    if (m_Socket.available()) {
+        bytesRead = receive(readBuf, INPUTSIZE);
+        if (bytesRead > 0) {
+            Packet packet(readBuf, bytesRead);
+            parseMessageType(packet);
+        }
+    }
+    std::clock_t currentTime = std::clock();
+    if (snapshotInterval < (1000 * (currentTime - previousSnapshotMessage) / (double)CLOCKS_PER_SEC)) {
+        if (isConnected()) {
+            sendSnapshotToServer();
+        }
+        previousSnapshotMessage = currentTime;
+    }
+}
+
+void Client::sendSnapshotToServer()
+{
+    // Reset previouse key state in snapshot.
+    m_NextSnapshot.InputForward = "";
+    m_NextSnapshot.InputRight = "";
+
+    auto player = m_World->GetComponent(m_PlayerDefinitions[m_PlayerID].EntityID, "Player");
+
+
+    // See if any movement keys are down
+    // We dont care if it's overwritten by later
+    // if statement. Watcha gonna do, right!
+    if (player["Forward"]) {
+        m_NextSnapshot.InputForward = "+Forward";
+    }
+    if (player["Left"]) {
+        m_NextSnapshot.InputRight = "-Right";
+    }
+    if (player["Back"]) {
+        m_NextSnapshot.InputForward = "-Forward";
+    }
+    if (player["Right"]) {
+        m_NextSnapshot.InputRight = "+Right";
+    }
+
+    if (m_NextSnapshot.InputForward != "") {
+        Packet packet(MessageType::Event, m_SendPacketID);
+        packet.WriteString(m_NextSnapshot.InputForward);
+        send(packet);
+    } else {
+        Packet packet(MessageType::Event, m_SendPacketID);
+        packet.WriteString("0Forward");
+        send(packet);
+    }
+
+    if (m_NextSnapshot.InputRight != "") {
+        Packet packet(MessageType::Event, m_SendPacketID);
+        packet.WriteString(m_NextSnapshot.InputRight);
+        send(packet);
+    } else {
+        Packet packet(MessageType::Event, m_SendPacketID);
+        packet.WriteString("0Right");
+        send(packet);
+    }
+}
+
+void Client::parseMessageType(Packet& packet)
+{
+    int messageType = packet.ReadPrimitive<int>();
+    if (messageType == -1)
+        return;
+    // Read packet ID 
+    m_PreviousPacketID = m_PacketID;    // Set previous packet id
+    m_PacketID = packet.ReadPrimitive<int>(); //Read new packet id
+    //IdentifyPacketLoss();
+
+    switch (static_cast<MessageType>(messageType)) {
+    case MessageType::Connect:
+        parseConnect(packet);
+        break;
+    case MessageType::ClientPing:
+        parsePing();
+        break;
+    case MessageType::ServerPing:
+        parseServerPing();
+        break;
+    case MessageType::Message:
+        break;
+    case MessageType::Snapshot:
+        parseSnapshot(packet);
+        break;
+    case MessageType::Disconnect:
+        break;
+    case MessageType::Event:
+        parseEventMessage(packet);
+        break;
+    default:
+        break;
+    }
+}
+
+void Client::parseConnect(Packet& packet)
+{
+    m_PlayerID = packet.ReadPrimitive<int>();
+    LOG_INFO("%i: I am player: %i", m_PacketID, m_PlayerID);
+}
+
+void Client::parsePing()
+{
+    m_DurationOfPingTime = 1000 * (std::clock() - m_StartPingTime) / static_cast<double>(CLOCKS_PER_SEC);
+    LOG_INFO("%i: response time with ctime(ms): %f", m_PacketID, m_DurationOfPingTime);
+}
+
+void Client::parseServerPing()
+{
+    Packet packet(MessageType::ServerPing, m_SendPacketID);
+    packet.WriteString("Ping recieved");
+    send(packet);
+}
+
+void Client::parseEventMessage(Packet& packet)
+{
+    int Id = -1;
+    std::string command = packet.ReadString();
+    if (command.find("+Player") != std::string::npos) {
+        Id = packet.ReadPrimitive<int>();
+        // Sett Player name
+        m_PlayerDefinitions[Id].Name = command.erase(0, 7);
+    } else {
+        LOG_INFO("%i: Event message: %s", m_PacketID, command.c_str());
+    }
+}
+
+void Client::parseSnapshot(Packet& packet)
+{
+    std::string tempName;
+    for (size_t i = 0; i < MAXCONNECTIONS; i++) {
+        // We're checking for empty name for now. This might not be the best way,
+        // but it is to avoid sending redundant data.
+        tempName = packet.ReadString();
+
+
+        // Apply the position data read to the player entity
+        // New player connected on the server side 
+        if (m_PlayerDefinitions[i].Name == "" && tempName != "") {
+            m_PlayerDefinitions[i].Name = tempName;
+            m_PlayerDefinitions[i].EntityID = createPlayer();
+        } else if (m_PlayerDefinitions[i].Name != "" && tempName == "") {
+            // Someone disconnected
+            // TODO: Insert code here
+            break;
+        } else if (m_PlayerDefinitions[i].Name == "" && tempName == "") {
+            // Not a connected player
+            break;
+        }
+        if (m_PlayerDefinitions[i].EntityID != -1) {
+
+            // Move player to server position
+            int dataSize = m_World->GetComponent(m_PlayerDefinitions[i].EntityID, "Transform").Info.Meta.Stride;
+            memcpy(m_World->GetComponent(m_PlayerDefinitions[i].EntityID, "Transform").Data, packet.ReadData(dataSize), dataSize);
+        }
+    }
+}
+
+int Client::receive(char* data, size_t length)
+{
+    boost::system::error_code error;
+
+    int bytesReceived = m_Socket.receive_from(boost
+        ::asio::buffer((void*)data, length),
+        m_ReceiverEndpoint,
+        0, error);
+
+    if (error) {
+        //LOG_ERROR("receive: %s", error.message().c_str());
+    }
+
+    return bytesReceived;
+}
+
+void Client::send(Packet& packet)
+{
+    m_Socket.send_to(boost::asio::buffer(
+        packet.Data(),
+        packet.Size()),
+        m_ReceiverEndpoint, 0);
+}
+
+void Client::connect()
+{
+    Packet packet(MessageType::Connect, m_SendPacketID);
+    packet.WriteString(m_PlayerName);
+    m_StartPingTime = std::clock();
+    send(packet);
+}
+
+void Client::disconnect()
+{
+    Packet packet(MessageType::Connect, m_SendPacketID);
+    packet.WriteString("+Disconnect");
+    send(packet);
+}
+
+void Client::ping()
+{
+    Packet packet(MessageType::Connect, m_SendPacketID);
+    packet.WriteString("Ping");
+    m_StartPingTime = std::clock();
+    send(packet);
+}
+
+void Client::moveMessageHead(char*& data, size_t& length, size_t stepSize)
+{
+    data += stepSize;
+    length -= stepSize;
+}
+
+bool Client::OnInputCommand(const Events::InputCommand & e)
+{
+    if (isConnected()) {
+        ComponentWrapper& player = m_World->GetComponent(m_PlayerDefinitions[m_PlayerID].EntityID, "Player");
+        if (e.Command == "Forward") {
+            if (e.Value > 0) {
+                (bool&)player["Forward"] = true;
+                (bool&)player["Back"] = false;
+            } else if (e.Value < 0) {
+                (bool&)player["Back"] = true;
+                (bool&)player["Forward"] = false;
+            } else {
+                (bool&)player["Forward"] = false;
+                (bool&)player["Back"] = false;
+            }
+        }
+        if (e.Command == "Right") {
+            if (e.Value > 0) {
+                (bool&)player["Right"] = true;
+                (bool&)player["Left"] = false;
+            } else if (e.Value < 0) {
+                (bool&)player["Left"] = true;
+                (bool&)player["Right"] = false;
+            } else {
+                (bool&)player["Left"] = false;
+                (bool&)player["Right"] = false;
+            }
+        }
+    }
+    if (e.Command == "ConnectToServer") { // Connect for now
+        connect();
+    }
+    return false;
+}
+
+
+void Client::identifyPacketLoss()
+{
+    // if no packets lost, difference should be equal to 1
+    int difference = m_PacketID - m_PreviousPacketID;
+    if (difference != 1) {
+        LOG_INFO("%i Packet(s) were lost...", difference);
+    }
+}
+
+bool Client::isConnected()
+{
+    if (m_PlayerID != -1) {
+        if (m_PlayerDefinitions[m_PlayerID].EntityID != -1) {
+            return true;
+        }
+    }
+    return false;
+}
+
+EntityID Client::createPlayer()
+{
+    EntityID entityID = m_World->CreateEntity();
+    ComponentWrapper transform = m_World->AttachComponent(entityID, "Transform");
+    ComponentWrapper model = m_World->AttachComponent(entityID, "Model");
+    model["Resource"] = "Models/Core/UnitSphere.obj";
+    ComponentWrapper player = m_World->AttachComponent(entityID, "Player");
+    return entityID;
+}

src/Engine/Network/Packet.cpp

@@ -0,0 +1,72 @@
+#include "Network/Packet.h"
+
+Packet::Packet(MessageType type, unsigned int& packetID)
+{
+    m_Data = new char[m_MaxPacketSize];
+    // Create message header
+    // Add message type
+    int messageType = static_cast<int>(type);
+    Packet::WritePrimitive<int>(messageType);
+    packetID = packetID % 1000; // Packet id modulos
+    Packet::WritePrimitive<int>(packetID);
+    packetID++;
+}
+
+// Create message
+Packet::Packet(char* data, const int sizeOfPacket)
+{
+    // Resize message
+    m_MaxPacketSize = sizeOfPacket;
+    // Copy data newly allocated memory
+    m_Data = new char[sizeOfPacket];
+    memcpy(m_Data, data, sizeOfPacket);
+    m_Offset = sizeOfPacket;
+}
+
+Packet::~Packet()
+{
+    delete[] m_Data;
+}
+
+void Packet::WriteString(std::string str)
+{
+    // Message, add one extra byte for null terminator
+    int sizeOfString = str.size() + 1;
+    if (m_Offset + sizeOfString > m_MaxPacketSize) {
+        LOG_WARNING("Package::WriteString(): Data size in packet exceeded maximum package size.\n");
+    }
+    memcpy(m_Data + m_Offset, str.data(), sizeOfString * sizeof(char));
+    m_Offset += sizeOfString * sizeof(char);
+}
+
+void Packet::WriteData(char * data, int sizeOfData)
+{
+    if (m_Offset + sizeOfData > m_MaxPacketSize) {
+        LOG_WARNING("Packet::WriteData(): Data size in packet exceeded maximum packet size.\n");
+    }
+    memcpy(m_Data + m_Offset, data, sizeOfData);
+    m_Offset += sizeOfData;
+}
+
+std::string Packet::ReadString()
+{
+    std::string returnValue(m_Data + m_ReturnDataOffset);
+    if (m_Offset < m_ReturnDataOffset + returnValue.size()) {
+        LOG_WARNING("packet ReadString(): Oh no! You are trying to remove things outside my memory kingdom");
+        return "PopFrontString Failed";
+    }
+    // +1 for null terminator.
+    m_ReturnDataOffset += returnValue.size() + 1;
+    return returnValue;
+}
+
+char * Packet::ReadData(int SizeOfData)
+{
+    if (m_Offset < m_ReturnDataOffset + SizeOfData) {
+        LOG_WARNING("packet ReadData(): Oh no! You are trying to remove things outside my memory kingdom");
+        return nullptr;
+    }
+    unsigned int oldReturnDataOffset = m_ReturnDataOffset;
+    m_ReturnDataOffset += SizeOfData;
+    return (m_Data + oldReturnDataOffset);
+}

src/Engine/Network/Server.cpp

@@ -1,11 +1,355 @@
-#include "Network\Server.h"
+#include "Network/Server.h"
 
-Server::Server()
-{
-
-}
+Server::Server() : m_Socket(m_IOService, boost::asio::ip::udp::endpoint(boost::asio::ip::udp::v4(), 13))
+{ }
 
 Server::~Server()
-{
+{ }
 
+
+void Server::Start(World* world, EventBroker* eventBroker)
+{
+    m_World = world;
+    m_EventBroker = eventBroker;
+    for (size_t i = 0; i < MAXCONNECTIONS; i++) {
+        m_StopTimes[i] = std::clock();
+    }
+    LOG_INFO("I am Server. BIP BOP\n");
+}
+
+void Server::Update()
+{
+    readFromClients();
+}
+
+void Server::Close()
+{
+    m_ThreadIsRunning = false;
+}
+
+void Server::readFromClients()
+{
+    // m_ThreadIsRunning might be unnecessary but the 
+    // program crashed if it executed m_Socket.available()
+    // when closing the program. 
+
+    if (m_Socket.available()) {
+        try {
+            bytesRead = receive(readBuffer, INPUTSIZE);
+            Packet packet(readBuffer, bytesRead);
+            parseMessageType(packet);
+        } catch (const std::exception& err) {
+            //LOG_ERROR("%i: Read from client crashed %s", m_PacketID, err.what());
+        }
+
+    }
+    std::clock_t currentTime = std::clock();
+    // Send snapshot
+    if (snapshotInterval < (1000 * (currentTime - previousSnapshotMessage) / (double)CLOCKS_PER_SEC)) {
+        sendSnapshot();
+        previousSnapshotMessage = currentTime;
+    }
+
+    // Send pings each 
+    if (intervalMs < (1000 * (currentTime - previousePingMessage) / (double)CLOCKS_PER_SEC)) {
+        sendPing();
+        previousePingMessage = currentTime;
+    }
+
+    // Time out logic
+    if (checkTimeOutInterval < (1000 * (currentTime - timOutTimer) / (double)CLOCKS_PER_SEC)) {
+        checkForTimeOuts();
+        timOutTimer = currentTime;
+    }
+}
+
+void Server::parseMessageType(Packet& packet)
+{
+    int messageType = packet.ReadPrimitive<int>(); // Read what type off message was sent from server
+
+    // Read packet ID 
+    m_PreviousPacketID = m_PacketID;    // Set previous packet id
+    m_PacketID = packet.ReadPrimitive<int>(); //Read new packet id
+    //IdentifyPacketLoss();
+    switch (static_cast<MessageType>(messageType)) {
+    case MessageType::Connect:
+        parseConnect(packet);
+        break;
+    case MessageType::ClientPing:
+        //parseClientPing();
+        break;
+    case MessageType::ServerPing:
+        parseServerPing();
+        break;
+    case MessageType::Message:
+        break;
+    case MessageType::Snapshot:
+        parseSnapshot(packet);
+        break;
+    case MessageType::Disconnect:
+        parseDisconnect();
+        break;
+    case MessageType::Event:
+        parseEvent(packet);
+        break;
+    default:
+        break;
+    }
+}
+
+int Server::receive(char * data, size_t length)
+{
+    length = m_Socket.receive_from(
+        boost::asio::buffer((void*)data
+            , length)
+        , m_ReceiverEndpoint, 0);
+    return length;
+}
+
+void Server::send(Packet& packet, int playerID)
+{
+    m_Socket.send_to(
+        boost::asio::buffer(packet.Data(), packet.Size()),
+        m_PlayerDefinitions[playerID].Endpoint,
+        0);
+}
+
+void Server::send(Packet & packet)
+{
+    m_Socket.send_to(
+        boost::asio::buffer(
+            packet.Data(),
+            packet.Size()),
+        m_ReceiverEndpoint,
+        0);
+}
+
+void Server::moveMessageHead(char *& data, size_t & length, size_t stepSize)
+{
+    data += stepSize;
+    length -= stepSize;
+}
+
+void Server::broadcast(std::string message)
+{
+    Packet packet(MessageType::Event, m_SendPacketID);
+    packet.WriteString(message);
+    for (int i = 0; i < MAXCONNECTIONS; i++) {
+        if (m_PlayerDefinitions[i].Endpoint.address() != boost::asio::ip::address()) {
+            send(packet, i);
+        }
+    }
+}
+
+void Server::broadcast(Packet& packet)
+{
+    for (int i = 0; i < MAXCONNECTIONS; ++i) {
+        if (m_PlayerDefinitions[i].Endpoint.address() != boost::asio::ip::address()) {
+            send(packet, i);
+        }
+    }
+}
+
+void Server::sendSnapshot()
+{
+    Packet packet(MessageType::Snapshot, m_SendPacketID);
+    for (size_t i = 0; i < MAXCONNECTIONS; i++) {
+
+        // Send an empty name if there is no player connected on this position.
+        packet.WriteString(m_PlayerDefinitions[i].Name);
+
+        if (m_PlayerDefinitions[i].EntityID == -1) {
+            continue;
+        }
+        // Pack transfrom component into data packet
+        auto transform = m_World->GetComponent(m_PlayerDefinitions[i].EntityID, "Transform");
+        packet.WriteData(transform.Data, transform.Info.Meta.Stride);
+    }
+    broadcast(packet);
+}
+
+void Server::sendPing()
+{
+    // Prints connected players ping
+    for (size_t i = 0; i < MAXCONNECTIONS; i++) {
+        if (m_PlayerDefinitions[i].Endpoint.address() != boost::asio::ip::address()) {
+            int ping = 1000 * (m_StopTimes[i] - m_StartPingTime) / static_cast<double>(CLOCKS_PER_SEC);
+            LOG_INFO("%i: Player %i's ping: %i", m_PacketID, i, ping);
+        }
+    }
+
+    // Create ping message
+    Packet packet(MessageType::ServerPing, m_SendPacketID);
+    packet.WriteString("Ping from server");
+    // Time message
+    m_StartPingTime = std::clock();
+    // Send message
+    broadcast(packet);
+}
+
+void Server::checkForTimeOuts()
+{
+    int timeOutTimeMs = 5000;
+    int startPing = 1000 * m_StartPingTime
+        / static_cast<double>(CLOCKS_PER_SEC);
+
+    for (size_t i = 0; i < MAXCONNECTIONS; i++) {
+        if (m_PlayerDefinitions[i].Endpoint.address() != boost::asio::ip::address()) {
+            int stopPing = 1000 * m_StopTimes[i]
+                / static_cast<double>(CLOCKS_PER_SEC);
+            if (startPing > stopPing + timeOutTimeMs) {
+                LOG_INFO("Player %i timed out!", i);
+                disconnect(i);
+            }
+        }
+    }
+}
+
+void Server::disconnect(int i)
+{
+    broadcast("A player disconnected");
+    LOG_INFO("Player %i disconnected/timed out", i);
+
+    // Remove enteties and stuff
+    m_PlayerDefinitions[i].Endpoint = boost::asio::ip::udp::endpoint();
+    m_PlayerDefinitions[i].EntityID = -1;
+    m_PlayerDefinitions[i].Name = "";
+}
+
+void Server::parseEvent(Packet& packet)
+{
+    size_t i;
+    for (i = 0; i < MAXCONNECTIONS; i++) {
+        if (m_PlayerDefinitions[i].Endpoint.address() == m_ReceiverEndpoint.address()) {
+            break;
+        }
+    }
+    // If no player matches the address return.
+    if (i >= 8)
+        return;
+
+    unsigned int entityId = m_PlayerDefinitions[i].EntityID;
+    std::string eventString = packet.ReadString();
+    if ("+Forward" == eventString) {
+        m_World->GetComponent(entityId, "Player")["Forward"] = true;
+        m_World->GetComponent(entityId, "Player")["Back"] = false;
+    } else if ("-Forward" == eventString) {
+        m_World->GetComponent(entityId, "Player")["Forward"] = false;
+        m_World->GetComponent(entityId, "Player")["Back"] = true;
+    } else if ("0Forward" == eventString) {
+        m_World->GetComponent(entityId, "Player")["Forward"] = false;
+        m_World->GetComponent(entityId, "Player")["Back"] = false;
+    }
+    if ("+Right" == eventString) {
+        m_World->GetComponent(entityId, "Player")["Left"] = false;
+        m_World->GetComponent(entityId, "Player")["Right"] = true;
+    } else if ("-Right" == eventString) {
+        m_World->GetComponent(entityId, "Player")["Right"] = false;
+        m_World->GetComponent(entityId, "Player")["Left"] = true;
+    } else if ("0Right" == eventString) {
+        m_World->GetComponent(entityId, "Player")["Right"] = false;
+        m_World->GetComponent(entityId, "Player")["Left"] = false;
+    }
+}
+
+void Server::parseConnect(Packet& packet)
+{
+    LOG_INFO("Parsing connections");
+    // Check if player is already connected
+    for (int i = 0; i < MAXCONNECTIONS; i++) {
+        if (m_PlayerDefinitions[i].Endpoint.address() == m_ReceiverEndpoint.address()) {
+            return;
+        }
+    }
+
+    for (int i = 0; i < MAXCONNECTIONS; i++) {
+        if (m_PlayerDefinitions[i].Endpoint.address() == boost::asio::ip::address()) {
+            // Create new player
+            m_PlayerDefinitions[i].EntityID = createPlayer();
+            m_PlayerDefinitions[i].Endpoint = m_ReceiverEndpoint;
+            m_PlayerDefinitions[i].Name = packet.ReadString();
+
+            m_StopTimes[i] = std::clock();
+
+            LOG_INFO("Player \"%s\" connected on IP: %s", m_PlayerDefinitions[i].Name, m_PlayerDefinitions[i].Endpoint.address().to_string());
+
+            Packet packet(MessageType::Connect, m_SendPacketID);
+            packet.WritePrimitive<int>(i); // Player ID
+
+            send(packet, i);
+
+            // Send notification that a player has connected
+            std::string str = m_PacketID + "Player " + m_PlayerDefinitions[i].Name + " connected on: "
+                + m_PlayerDefinitions[i].Endpoint.address().to_string();
+            broadcast(str);
+            break;
+        }
+    }
+}
+
+void Server::parseDisconnect()
+{
+    LOG_INFO("%i: Parsing disconnect", m_PacketID);
+
+    for (int i = 0; i < MAXCONNECTIONS; i++) {
+        if (m_PlayerDefinitions[i].Endpoint.address() == m_ReceiverEndpoint.address()) {
+            disconnect(i);
+            break;
+        }
+    }
+}
+
+void Server::parseClientPing()
+{
+    LOG_INFO("%i: Parsing ping", m_PacketID);
+    // Return ping
+    Packet packet(MessageType::ClientPing, m_SendPacketID);
+    packet.WriteString("Ping received");
+    send(packet); // This dosen't work for multiple users
+}
+
+void Server::parseServerPing()
+{
+    for (int i = 0; i < MAXCONNECTIONS; i++) {
+        if (m_PlayerDefinitions[i].Endpoint.address() == m_ReceiverEndpoint.address()) {
+            m_StopTimes[i] = std::clock();
+            break;
+        }
+    }
+}
+
+// NOT USED
+void Server::parseSnapshot(Packet& packet)
+{
+    // Does no logic. Returns snapshot if client request one
+    // The snapshot is not a real snapshot tho...
+    for (int i = 0; i < MAXCONNECTIONS; i++) {
+        if (m_PlayerDefinitions[i].Endpoint.address() != boost::asio::ip::address()) {
+            m_Socket.send_to(
+                boost::asio::buffer("I'm sending a snapshot to you guys!"),
+                m_PlayerDefinitions[i].Endpoint,
+                0);
+        }
+    }
+}
+
+void Server::identifyPacketLoss()
+{
+    // if no packets lost, difference should be equal to 1
+    int difference = m_PacketID - m_PreviousPacketID;
+    if (difference != 1) {
+        LOG_INFO("%i Packet(s) were lost...", difference);
+    }
+}
+
+EntityID Server::createPlayer()
+{
+    EntityID entityID = m_World->CreateEntity();
+    ComponentWrapper transform = m_World->AttachComponent(entityID, "Transform");
+    transform["Position"] = glm::vec3(-1.5f, 0.f, 0.f);
+    ComponentWrapper model = m_World->AttachComponent(entityID, "Model");
+    model["Resource"] = "Models/Core/UnitSphere.obj";
+    model["Color"] = glm::vec4(rand()%255 / 255.f, rand()%255 / 255.f, rand() %255 / 255.f, 1.f);
+    ComponentWrapper player = m_World->AttachComponent(entityID, "Player");
+    return entityID;
 }

src/Engine/Rendering/DrawFinalPass.cpp

@@ -0,0 +1,65 @@
+#include "Rendering/DrawFinalPass.h"
+
+DrawFinalPass::DrawFinalPass(IRenderer* renderer, LightCullingPass* lightCullingPass)
+{
+    m_Renderer = renderer;
+    m_LightCullingPass = lightCullingPass;
+    InitializeTextures();
+    InitializeShaderPrograms();
+}
+
+void DrawFinalPass::InitializeTextures()
+{
+    m_WhiteTexture = ResourceManager::Load<Texture>("Textures/Core/Blank.png");
+}
+
+void DrawFinalPass::InitializeShaderPrograms()
+{
+    m_ForwardPlusProgram = ResourceManager::Load<ShaderProgram>("#ForwardPlusProgram");
+    m_ForwardPlusProgram->AddShader(std::shared_ptr<Shader>(new VertexShader("Shaders/ForwardPlus.vert.glsl")));
+    m_ForwardPlusProgram->AddShader(std::shared_ptr<Shader>(new FragmentShader("Shaders/ForwardPlus.frag.glsl")));
+    m_ForwardPlusProgram->Compile();
+    m_ForwardPlusProgram->Link();
+}
+
+void DrawFinalPass::Draw(RenderQueueCollection& rq)
+{
+    GLERROR("DrawFinalPass::Draw: Pre");
+
+    DrawFinalPassState state;
+    m_ForwardPlusProgram->Bind();
+    GLuint shaderHandle = m_ForwardPlusProgram->GetHandle();
+
+    glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 1, m_LightCullingPass->LightSSBO());
+    glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 2, m_LightCullingPass->LightGridSSBO());
+    glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 4, m_LightCullingPass->LightIndexSSBO());
+
+    glUniformMatrix4fv(glGetUniformLocation(shaderHandle, "V"), 1, GL_FALSE, glm::value_ptr(m_Renderer->Camera()->ViewMatrix()));
+    glUniformMatrix4fv(glGetUniformLocation(shaderHandle, "P"), 1, GL_FALSE, glm::value_ptr(m_Renderer->Camera()->ProjectionMatrix()));
+
+    //TODO: Render: Add code for more jobs than modeljobs.
+    for (auto &job : rq.Forward) {
+        auto modelJob = std::dynamic_pointer_cast<ModelJob>(job);
+        if(modelJob) {
+            //TODO: Kolla upp "header/include/common" shader saken så man slipper skicka in asmycket uniforms
+            glUniformMatrix4fv(glGetUniformLocation(shaderHandle, "M"), 1, GL_FALSE, glm::value_ptr(modelJob->ModelMatrix));
+            glUniform4fv(glGetUniformLocation(shaderHandle, "Color"), 1, glm::value_ptr(modelJob->Color));
+
+            if(modelJob->DiffuseTexture != nullptr) {
+                glActiveTexture(GL_TEXTURE0);
+                glBindTexture(GL_TEXTURE_2D, modelJob->DiffuseTexture->m_Texture);
+            } else {
+                glActiveTexture(GL_TEXTURE0);
+                glBindTexture(GL_TEXTURE_2D, m_WhiteTexture->m_Texture);
+            }
+
+            glBindVertexArray(modelJob->Model->VAO);
+            glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, modelJob->Model->ElementBuffer);
+            glDrawElementsBaseVertex(GL_TRIANGLES, modelJob->EndIndex - modelJob->StartIndex + 1, GL_UNSIGNED_INT, 0, modelJob->StartIndex);
+
+            continue;
+        }
+    }
+    GLERROR("DrawFinalPass::Draw: END");
+
+}

src/Engine/Rendering/DrawFinalPassState.cpp

@@ -0,0 +1,17 @@
+#include "Rendering/DrawFinalPassState.h"
+
+
+DrawFinalPassState::DrawFinalPassState()
+{
+    BindFramebuffer(0);
+
+    Enable(GL_DEPTH_TEST);
+    Enable(GL_CULL_FACE);
+    ClearColor(glm::vec4(200.f / 255, 0.f / 255, 200.f / 255, 0.f));
+    Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+}
+
+DrawFinalPassState::~DrawFinalPassState()
+{
+
+}

src/Engine/Rendering/DrawScenePass.cpp

@@ -0,0 +1,69 @@
+#include "Rendering/DrawScenePass.h"
+
+DrawScenePass::DrawScenePass(IRenderer* renderer)
+{
+    m_Renderer = renderer;
+    InitializeTextures();
+    InitializeShaderPrograms();
+}
+
+void DrawScenePass::InitializeTextures()
+{
+    m_WhiteTexture = ResourceManager::Load<Texture>("Textures/Core/Blank.png");
+}
+
+void DrawScenePass::InitializeShaderPrograms()
+{
+    m_BasicForwardProgram = ResourceManager::Load<ShaderProgram>("#BasicForwardProgram");
+
+    m_BasicForwardProgram->AddShader(std::shared_ptr<Shader>(new VertexShader("Shaders/BasicForward.vert.glsl")));
+    m_BasicForwardProgram->AddShader(std::shared_ptr<Shader>(new FragmentShader("Shaders/BasicForward.frag.glsl")));
+    m_BasicForwardProgram->Compile();
+    m_BasicForwardProgram->Link();
+}
+
+void DrawScenePass::Draw(RenderQueueCollection& rq)
+{
+    //glBindFramebuffer(GL_FRAMEBUFFER, 0);
+    GLERROR("DrawScenePass::Draw: Pre");
+
+    DrawScenePassState state;
+    m_BasicForwardProgram->Bind();
+
+
+    //TODO: Render: Add code for more jobs than modeljobs.
+    for (auto &job : rq.Forward) {
+        auto modelJob = std::dynamic_pointer_cast<ModelJob>(job);
+        if (modelJob) {
+            GLuint ShaderHandle = m_BasicForwardProgram->GetHandle();
+
+            //TODO: Kolla upp "header/include/common" shader saken så man slipper skicka in asmycket uniforms
+            glUniformMatrix4fv(glGetUniformLocation(ShaderHandle, "M"), 1, GL_FALSE, glm::value_ptr(modelJob->ModelMatrix));
+            glUniformMatrix4fv(glGetUniformLocation(ShaderHandle, "V"), 1, GL_FALSE, glm::value_ptr(m_Renderer->Camera()->ViewMatrix()));
+            glUniformMatrix4fv(glGetUniformLocation(ShaderHandle, "P"), 1, GL_FALSE, glm::value_ptr(m_Renderer->Camera()->ProjectionMatrix()));
+            glUniform4fv(glGetUniformLocation(ShaderHandle, "Color"), 1, glm::value_ptr(modelJob->Color));
+
+            //TODO: Renderer: bättre textur felhantering samt fler texturer stöd
+            if (modelJob->DiffuseTexture != nullptr) {
+                glActiveTexture(GL_TEXTURE0);
+                glBindTexture(GL_TEXTURE_2D, modelJob->DiffuseTexture->m_Texture);
+            } else {
+                glActiveTexture(GL_TEXTURE0);
+                glBindTexture(GL_TEXTURE_2D, m_WhiteTexture->m_Texture);
+            }
+
+            glBindVertexArray(modelJob->Model->VAO);
+            glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, modelJob->Model->ElementBuffer);
+            glDrawElementsBaseVertex(GL_TRIANGLES, modelJob->EndIndex - modelJob->StartIndex + 1, GL_UNSIGNED_INT, 0, modelJob->StartIndex);
+
+            continue;
+        }
+        auto spriteJob = std::dynamic_pointer_cast<SpriteJob>(job);
+        if(spriteJob)
+        {
+            //Hello im a sprite, please draw me.
+        }
+
+    }
+    GLERROR("DrawScenePass::Draw: End");
+}