Just a reminder to not return at friendly fire because of Boosts

Fixed invisible players and connect crash.

.gitignore

@@ -4,3 +4,14 @@ 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/
+
+tools/MayaExporter/MayaExporter/x64/*
+tools/MayaExporter/x64/*

CMakeLists.txt

@@ -14,6 +14,9 @@ endif()
 
 if(CMAKE_COMPILER_IS_GNUCXX)
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14")
+elseif(MSVC)
+	set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /MP")
+	add_definitions(-D_CRT_SECURE_NO_WARNINGS)
 endif()
 
 #set(BUILD_SHARED_LIBS FALSE)
@@ -34,6 +37,12 @@ foreach(OUTPUTCONFIG ${CMAKE_CONFIGURATION_TYPES})
     set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY_${OUTPUTCONFIG} ${CMAKE_ARCHIVE_OUTPUT_DIRECTORY})
 endforeach(OUTPUTCONFIG CMAKE_CONFIGURATION_TYPES)
 
+# DEBUG definition
+set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS
+	$<$<CONFIG:Debug>:DEBUG>
+	$<$<CONFIG:RelWithDebInfo>:DEBUG>
+)
+
 include(cotire)
 add_subdirectory(src/Engine)
 add_subdirectory(src/Game)

README.md

@@ -11,7 +11,8 @@ Libraries bundled along with binaries for Windows (MSVC14), available as a submo
 | **[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)                                                                              |
-| **[nativefiledialog](https://github.com/mlabbe/nativefiledialog) | 2016-01-08   | https://github.com/mlabbe/nativefiledialog/blob/master/LICENSE                                                                                                                     |
+| **[nativefiledialog](https://github.com/mlabbe/nativefiledialog)** | 2016-01-08   | [nativefiledialog Licence](https://github.com/mlabbe/nativefiledialog/blob/master/LICENSE)                                                                                                              |
+| **[OpenAL](https://www.openal.org/)**                            | 1.1          | [OpenAL License](resources/Licenses/OpenAL.txt)
 
 #### External libraries
 Libraries that are too big to be bundled with the project.

include/Engine/Collision/Collision.h

@@ -6,15 +6,23 @@
 //or you will get "fatal error C1189: #error:  gl.h included before glew.h"
 
 #include <vector>
+#include <boost/optional.hpp>
 
-#include "Core/Ray.h"
-#include "Core/AABB.h"
-#include "Engine/Rendering/RawModel.h"
-#include "Core/Entity.h"
+#include "../Core/Ray.h"
+#include "../Core/AABB.h"
+#include "Rendering/RawModelCustom.h"
+//#include "Rendering/RawModelAssimp.h"
+#include "../Core/Transform.h"
+#include "../Core/Entity.h"
+#include "../Core/EntityWrapper.h"
+#include "EntityAABB.h"
 
 class World;
 struct ComponentWrapper;
 
+template<typename T>
+class Octree;
+
 namespace Collision
 {
 //Return true if the ray hits the box.
@@ -23,36 +31,77 @@ 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 the triangle.
+bool RayVsTriangle(const Ray& ray,
+    const glm::vec3& v0,
+    const glm::vec3& v1,
+    const glm::vec3& v2,
+    bool trueOnNegativeDistance = false);
+//Return true if the ray hits the triangle, and the distance is less than outDistance.
+bool RayVsTriangle(const Ray& ray,
+    const glm::vec3& v0,
+    const glm::vec3& v1,
+    const glm::vec3& v2,
+    float& outDistance,
+    float& outUCoord,
+    float& outVCoord,
+    bool trueOnNegativeDistance = false);
 //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);
+bool RayVsModel(const Ray& ray,
+    const RawModel::Vertex* modelVertices,
+    const std::vector<unsigned int>& modelIndices,
+    const glm::mat4& modelMatrix);
 //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 RawModel::Vertex* modelVertices,
     const std::vector<unsigned int>& modelIndices,
+    const glm::mat4& modelMatrix,
     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 RawModel::Vertex* modelVertices,
     const std::vector<unsigned int>& modelIndices,
+    const glm::mat4& modelMatrix,
     float& outDistance,
     float& outUCoord,
     float& outVCoord);
 
+bool AABBvsTriangles(const AABB& box,
+    const RawModel::Vertex* modelVertices,
+    const std::vector<unsigned int>& modelIndices,
+    const glm::mat4& modelMatrix,
+    glm::vec3& boxVelocity,
+    float verticalStepHeight,
+    bool& isOnGround,
+    glm::vec3& outResolutionVector);
+
+//Detects collision, but does not resolve.
+bool AABBvsTriangles(const AABB& box,
+    const RawModel::Vertex* modelVertices,
+    const std::vector<unsigned int>& modelIndices,
+    const glm::mat4& modelMatrix);
+
 //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);
+// Calculates an absolute AABB from an entity AABB component or Model component.
+// if takeModelBox is true, the AABB component will be ignored and box is calculated from Model.
+// if takeModelBox is false, the AABB component will be prefered, if it exists.
+boost::optional<EntityAABB> EntityAbsoluteAABB(EntityWrapper& entity, bool takeModelBox = false);
+boost::optional<EntityAABB> AbsoluteAABBExplosionEffect(EntityWrapper& entity);
+//Returns the first entity hit by the input ray. entitiesPotentiallyHitSorted needs to be sorted 
+//by their distance to the ray, e.g. result from Octree<EntityAABB>::ObjectsPossiblyHitByRay.
+//Returns boost::none if none was hit. outDistance will be the distance to the intersection point if the ray intersects.
+boost::optional<EntityAABB> EntityFirstHitByRay(const Ray& ray, std::vector<EntityAABB> entitiesPotentiallyHitSorted, float& outDistance, glm::vec3& outIntersectPos);
+//Returns the first entity hit by the input ray that exists in the octree.
+//outDistance will be the distance to the intersection point if the ray intersects. 
+boost::optional<EntityAABB> EntityFirstHitByRay(const Ray& ray, Octree<EntityAABB>* octree, float& outDistance, glm::vec3& outIntersectPos);
 
 }
 

include/Engine/Collision/CollisionSystem.h

@@ -4,28 +4,27 @@
 #include <GLFW/glfw3.h>
 #include <glm/common.hpp>
 
-#include "Common.h"
-#include "Core/System.h"
-#include "Core/EventBroker.h"
-#include "Core/EKeyUp.h"
+#include "../Common.h"
+#include "../Core/System.h"
+#include "../Core/EventBroker.h"
+#include "../Core/Octree.h"
+#include "EntityAABB.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);
-    }
+    CollisionSystem(SystemParams params, Octree<EntityAABB>* octree)
+        : System(params)
+        , PureSystem("Physics")
+        , m_Octree(octree)
+    { }
 
-    virtual void UpdateComponent(World* world, ComponentWrapper& cAABB, double dt) override;
+    virtual void UpdateComponent(EntityWrapper& entity, ComponentWrapper& cPhysics, double dt) override;
 
 private:
-    bool zPress;
-    EventRelay<CollisionSystem, Events::KeyUp> m_EKeyUp;
-    bool OnKeyUp(const Events::KeyUp &event);
+    Octree<EntityAABB>* m_Octree;
+    std::vector<EntityAABB> m_OctreeResult;
+    std::unordered_map<EntityWrapper, glm::vec3> m_PrevPositions;
 };
 
 #endif

include/Engine/Collision/ETrigger.h

@@ -2,7 +2,7 @@
 #define Events_TriggerEnter_h__
 
 #include "../Core/EventBroker.h"
-#include "../Core/Entity.h"
+#include "../Core/EntityWrapper.h"
 
 namespace Events
 {
@@ -11,27 +11,27 @@ namespace Events
 struct TriggerTouch : Event
 {
     /** The id of the entity that touches the trigger. */
-    EntityID Entity;
+    EntityWrapper Entity;
     /** The id of the trigger entity. */
-    EntityID Trigger;
+    EntityWrapper 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;
+    EntityWrapper Entity;
     /** The id of the trigger entity. */
-    EntityID Trigger;
+    EntityWrapper 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;
+    EntityWrapper Entity;
     /** The id of the trigger entity. */
-    EntityID Trigger;
+    EntityWrapper Trigger;
 };
 
 }

include/Engine/Collision/EntityAABB.h

@@ -0,0 +1,22 @@
+#ifndef EntityAABB_h__
+#define EntityAABB_h__
+
+#include "../Core/AABB.h"
+#include "../Core/EntityWrapper.h"
+
+struct EntityAABB : AABB
+{
+    EntityAABB() = default;
+
+    EntityAABB(const glm::vec3& minPos, const glm::vec3& maxPos)
+        : AABB(minPos, maxPos)
+    { }
+
+    EntityAABB(const AABB& aabb)
+        : AABB(aabb)
+    { }
+
+    EntityWrapper Entity;
+};
+
+#endif

include/Engine/Collision/FillFrustumOctreeSystem.h

@@ -0,0 +1,25 @@
+#ifndef FillFrustumOctreeSystem_h__
+#define FillFrustumOctreeSystem_h__
+
+#include "../Core/System.h"
+#include "../Core/Octree.h"
+#include "Collision.h"
+#include "EntityAABB.h"
+
+class FillFrustumOctreeSystem : public ImpureSystem, public PureSystem
+{
+public:
+    FillFrustumOctreeSystem(SystemParams params, Octree<EntityAABB>* octree)
+        : System(params)
+        , PureSystem("Model")
+        , m_Octree(octree)
+    { }
+
+    virtual void Update(double dt) override;
+    virtual void UpdateComponent(EntityWrapper& entity, ComponentWrapper& component, double dt) override;
+
+private:
+    Octree<EntityAABB>* m_Octree;
+};
+
+#endif

include/Engine/Collision/FillOctreeSystem.h

@@ -0,0 +1,25 @@
+#ifndef FillOctreeSystem_h__
+#define FillOctreeSystem_h__
+
+#include "../Core/System.h"
+#include "../Core/Octree.h"
+#include "Collision.h"
+#include "EntityAABB.h"
+
+class FillOctreeSystem : public ImpureSystem, public PureSystem
+{
+public:
+    FillOctreeSystem(SystemParams params, Octree<EntityAABB>* octree, const std::string& fillComponentType)
+        : System(params)
+        , PureSystem(fillComponentType)
+        , m_Octree(octree)
+    { }
+
+    virtual void Update(double dt) override;
+    virtual void UpdateComponent(EntityWrapper& entity, ComponentWrapper& component, double dt) override;
+
+private:
+    Octree<EntityAABB>* m_Octree;
+};
+
+#endif

include/Engine/Collision/TriggerSystem.h

@@ -4,33 +4,51 @@
 #include <glm/common.hpp>
 #include <unordered_set>
 
-#include "Core/System.h"
-#include "Core/EventBroker.h"
+#include "../Core/System.h"
+#include "../Core/EventBroker.h"
+#include "../Core/Octree.h"
 #include "ETrigger.h"
+#include "EntityAABB.h"
 
 class AABB;
 
 class TriggerSystem : public PureSystem
 {
 public:
-    TriggerSystem(EventBroker* eventBroker)
-        : PureSystem(eventBroker, "Trigger")
-    {}
+    TriggerSystem(SystemParams params, Octree<EntityAABB>* octree)
+        : System(params)
+        , PureSystem("Trigger")
+        , m_Octree(octree)
+    {
+        EVENT_SUBSCRIBE_MEMBER(m_ETouch, &TriggerSystem::OnTouch);
+        EVENT_SUBSCRIBE_MEMBER(m_EEnter, &TriggerSystem::OnEnter);
+        EVENT_SUBSCRIBE_MEMBER(m_ELeave, &TriggerSystem::OnLeave);
+    }
 
-    virtual void UpdateComponent(World* world, ComponentWrapper& collision, double dt) override;
+    virtual void UpdateComponent(EntityWrapper& entity, ComponentWrapper& component, double dt) override;
 
 private:
-    std::unordered_map<EntityID, std::unordered_set<EntityID>> m_EntitiesTouchingTrigger;
-    std::unordered_map<EntityID, std::unordered_set<EntityID>> m_EntitiesCompletelyInTrigger;
+    Octree<EntityAABB>* m_Octree;
+    std::vector<EntityAABB> m_OctreeOut;
+    std::unordered_map<EntityWrapper, std::unordered_set<EntityWrapper>> m_EntitiesTouchingTrigger;
+    std::unordered_map<EntityWrapper, std::unordered_set<EntityWrapper>> m_EntitiesCompletelyInTrigger;
+
+    //TODO: Only exists for debug purposes, remove later.
+    EventRelay<TriggerSystem, Events::TriggerEnter> m_EEnter;
+    bool OnEnter(const Events::TriggerEnter &event);
+    EventRelay<TriggerSystem, Events::TriggerTouch> m_ETouch;
+    bool OnTouch(const Events::TriggerTouch &event);
+    EventRelay<TriggerSystem, Events::TriggerLeave> m_ELeave;
+    bool OnLeave(const Events::TriggerLeave &event);
 
     //True if leave event was thrown.
-    bool throwLeaveIfWasInTrigger(std::unordered_set<EntityID>& triggerSet, EntityID pId, EntityID tId);
+    bool throwLeaveIfWasInTrigger(std::unordered_set<EntityWrapper>& triggerSet, EntityWrapper colliderENtity, EntityWrapper triggerEntity);
     template<typename Event>
-    void publish(EntityID pId, EntityID tId)
+    void publish(EntityWrapper collider, EntityWrapper trigger)
     {
         Event e;
-        e.Trigger = tId;
-        e.Entity = pId;
+        e.Trigger = trigger;
+        e.Entity = collider;
         m_EventBroker->Publish(e);
     }
 };

include/Engine/Common.h

@@ -1,8 +1,11 @@
 #include <memory>
 #include <string>
+#include <sstream>
 #include <vector>
 #include <map>
 #include <unordered_map>
+#include <algorithm>
+#include <array>
 
 #include "Core/Util/Logging.h"
 #include "Core/Util/IfDebug.h"

include/Engine/Core/AABB.h

@@ -9,20 +9,19 @@ 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);
+    static AABB FromOriginSize(const glm::vec3& origin, 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& Origin() const { return m_Origin; }
     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_Origin;
     glm::vec3 m_HalfSize;
 };
 

include/Engine/Core/ComponentInfo.h

@@ -2,18 +2,24 @@
 #define ComponentInfo_h__
 
 #include "../Common.h"
+#include <boost/shared_array.hpp>
 
 struct ComponentInfo
 {
+    typedef int EnumType;
+
 	struct Meta_t
 	{
 		std::string Annotation;
 		unsigned int Allocation = 0;
-        unsigned int Stride = 0;
+        std::map<std::string, std::string> FieldAnnotations;
+        std::map<std::string, std::map<std::string, EnumType>> FieldEnumDefinitions;
+        bool NetworkReplicated = true;
 	};
 
     struct Field_t
     {
+        std::string Name;
         std::string Type;
         unsigned int Offset;
         unsigned int Stride;
@@ -21,9 +27,11 @@ struct ComponentInfo
 
 	std::string Name;
     std::unordered_map<std::string, Field_t> Fields;
-    std::vector<const Field_t*> FieldsInOrder;
-	Meta_t Meta;
-    std::shared_ptr<char> Defaults = nullptr;
+    std::vector<std::string> FieldsInOrder;
+    std::vector<std::string> StringFields;
+    unsigned int Stride = 0;
+    boost::shared_array<char> Defaults = nullptr;
+	std::shared_ptr<Meta_t> Meta = nullptr;
 };
 
 template<>

include/Engine/Core/ComponentPool.h

@@ -1,6 +1,7 @@
 #ifndef ComponentPool_h__
 #define ComponentPool_h__
 
+#include <set>
 #include "MemoryPool.h"
 #include "ComponentInfo.h"
 #include "ComponentWrapper.h"
@@ -43,9 +44,10 @@ public:
 
     ComponentPool(const ::ComponentInfo& ci) 
         : m_ComponentInfo(ci)
-        , m_Pool(ci.Meta.Allocation, sizeof(EntityID) + ci.Meta.Stride)
+        , m_Pool(ci.Meta->Allocation, sizeof(EntityID) + ci.Stride)
     { }
-	ComponentPool(const ComponentPool& other) = delete;
+    ~ComponentPool();
+	ComponentPool(const ComponentPool& other);
 	ComponentPool(const ComponentPool&& other) = delete;
 
     const ::ComponentInfo& ComponentInfo() const { return m_ComponentInfo; }
@@ -61,6 +63,7 @@ public:
 
 	iterator begin() const;
 	iterator end() const;
+    size_t size() const;
 
 	//Dumps information about what the pool memory looks like right now 
 	//into an output stream (e.g. file/std::cout, anything that has an operator<<)

include/Engine/Core/ComponentWrapper.h

@@ -1,11 +1,30 @@
 #ifndef ComponentWrapper_h__
 #define ComponentWrapper_h__
 
+#include <boost/shared_array.hpp>
+#include <boost/any.hpp>
 #include "../Common.h"
 #include "Entity.h"
 #include "ComponentInfo.h"
 #include "Util/Any.h"
 
+template <typename T, typename Enable = void>
+struct ComponentField { };
+
+template <typename T>
+struct ComponentField<T, typename std::enable_if<std::is_trivially_copyable<T>::value>::type>
+{
+    static T& Get(const ComponentInfo::Field_t& info, char* data) { return *reinterpret_cast<T*>(data); }
+    static void Set(const ComponentInfo::Field_t& info, char* data, const T& value) { Get(data) = value; }
+};
+
+template <>
+struct ComponentField<std::string, void>
+{
+    static std::string& Get(const ComponentInfo::Field_t& info, char* data) { return **reinterpret_cast<std::string**>(data); }
+    static void Set(const ComponentInfo::Field_t& info, char* data, const std::string& value) { Get(info, data) = value; }
+};
+
 struct ComponentWrapper
 {
     ComponentWrapper(const ComponentInfo& componentInfo, char* data)
@@ -18,22 +37,61 @@ struct ComponentWrapper
     const ::EntityID EntityID;
     char* Data;
 
-    template <typename T>
-    T& Property(std::string name)
+    ComponentInfo::EnumType Enum(const char* fieldName, const char* enumKey)
     {
-        unsigned int offset = Info.Fields.at(name).Offset;
-        return *reinterpret_cast<T*>(&Data[offset]);
+        return Info.Meta->FieldEnumDefinitions.at(fieldName).at(enumKey);
     }
 
     template <typename T>
-    void SetProperty(std::string name, const T value) { Property<T>(name) = value; }
+    T& Field(std::string name)
+    {
+        const ComponentInfo::Field_t& field = Info.Fields.at(name);
+        if (sizeof(T) > field.Stride) {
+            std::stringstream message;
+            message << "Type size of \"" << typeid(T).name() << "\" doesn't match size of component field \"" << Info.Name << "." << name << "\"!";
+            throw new std::runtime_error(message.str().c_str());
+        } 
+        return *reinterpret_cast<T*>(&Data[field.Offset]);
+    }
+
+    template <typename T>
+    void SetField(std::string name, const T value) { Field<T>(name) = value; }
     //template <typename T>
-    //void SetProperty(std::string name, T& value) { Property<T>(name) = value; }
+    //void SetField(std::string name, T& value) { Field<T>(name) = value; }
 
     // Specialization for string literals
     template <std::size_t N>
-    void SetProperty(std::string name, const char(&value)[N]) { Property<std::string>(name) = std::string(value); }
+    void SetField(std::string name, const char(&value)[N]) { Field<std::string>(name) = std::string(value); }
 
+    void Copy(ComponentWrapper& destination)
+    {
+        // Copy trivial data
+        memcpy(destination.Data, Data, Info.Stride);
+        // Duplicate strings
+        SolidifyStrings(destination);
+    }
+
+    // When component data has been copied, strings need to be reconstructed or they'll refer to the same data!
+    static void SolidifyStrings(ComponentWrapper& component)
+    {
+        for (auto& name : component.Info.StringFields) {
+            std::size_t offset = component.Info.Fields.at(name).Offset;
+            std::string value = *reinterpret_cast<const std::string*>(component.Data + offset);
+            new (component.Data + offset) std::string(value);
+        }
+    }
+
+    // This needs to be called to properly free component data, because strings.
+    static void Destroy(ComponentInfo info, char* data)
+    {
+        // Call std::string destructors
+        for (auto& name : info.StringFields) {
+            std::size_t offset = info.Fields.at(name).Offset;
+            auto field = reinterpret_cast<std::string*>(data + offset);
+            field->~basic_string();
+        }
+    }
+    
     struct SubscriptProxy
     {
         friend struct ComponentWrapper;
@@ -47,50 +105,77 @@ struct ComponentWrapper
         std::string m_PropertyName;
 
     public:
-        template <typename T>
-        operator T&() { return m_Component->Property<T>(m_PropertyName); }
+        // Return the integer value of an enum type key for this field
+        ComponentInfo::EnumType Enum(const char* enumKey) { return m_Component->Enum(m_PropertyName.c_str(), enumKey); }
 
         template <typename T>
-        void operator=(const T val) { m_Component->SetProperty<T>(m_PropertyName, val); }
+        operator T&() { return m_Component->Field<T>(m_PropertyName); }
+
+        template <typename T>
+        void operator=(const T val) { m_Component->SetField<T>(m_PropertyName, val); }
         // TODO: Pass by reference and rvalue (universal reference?)
         //template <typename T>
-        //void operator=(T& val) { m_Component->SetProperty<T>(m_PropertyName, val); }
+        //void operator=(T& val) { m_Component->SetField<T>(m_PropertyName, val); }
 
         // Specialization for string literals
-        template<std::size_t N>
-        void operator=(const char(&val)[N]) { m_Component->SetProperty<N>(m_PropertyName, val); }
+        template <std::size_t N>
+        void operator=(const char(&val)[N]) { m_Component->SetField<N>(m_PropertyName, val); }
     };
     SubscriptProxy operator[](std::string propertyName) { return SubscriptProxy(this, propertyName); }
 };
 
+// A component wrapper that "owns" its data through a shared pointer
+struct SharedComponentWrapper : ComponentWrapper
+{
+    SharedComponentWrapper(const ComponentInfo& componentInfo, boost::shared_array<char> data)
+        : ComponentWrapper(componentInfo, data.get())
+        , m_DataReference(data)
+    { }
+
+private:
+    boost::shared_array<char> m_DataReference;
+};
+
 // TODO: Move this to Tests once entity importing is finished
 class ComponentWrapperFactory
 {
 public:
     ComponentWrapperFactory() = default;
-    ComponentWrapperFactory(std::string componentTypeName, std::size_t allocation = 0)
+    ComponentWrapperFactory(std::string componentTypeName, unsigned int allocation = 0)
     {
         m_ComponentInfo.Name = componentTypeName;
-        m_ComponentInfo.Meta.Allocation = allocation;
+        m_ComponentInfo.Meta = std::make_shared<ComponentInfo::Meta_t>();
+        m_ComponentInfo.Meta->Allocation = allocation;
     }
 
     template <typename T>
     void AddProperty(std::string fieldName, T defaultValue)
     {
-        m_DefaultValues.push_back(defaultValue);
-        m_ComponentInfo.Fields[fieldName].Name = typeid(T).name();
-        m_ComponentInfo.Fields[fieldName].Offset = m_ComponentInfo.Meta.Stride;
-        m_ComponentInfo.Fields[fieldName].Stride = sizeof(T);
-        m_ComponentInfo.Meta.Stride += sizeof(T);
+        auto& field = m_ComponentInfo.Fields[fieldName];
+        field.Name = fieldName;
+        field.Type = typeid(T).name();
+        field.Offset = m_ComponentInfo.Stride;
+        field.Stride = sizeof(T);
+        m_ComponentInfo.FieldsInOrder.push_back(field.Name);
+        if (field.Type == typeid(std::string).name()) {
+            field.Type = "string";
+            m_ComponentInfo.StringFields.push_back(field.Name);
+        }
+        m_ComponentInfo.Stride += sizeof(T);
+        m_DefaultValues.push_back(std::make_pair(field, defaultValue));
     }
-    
+
     ComponentInfo& Finalize()
     {
-        m_ComponentInfo.Defaults = std::shared_ptr<char>(new char[m_ComponentInfo.Meta.Stride]);
+        m_ComponentInfo.Defaults = boost::shared_array<char>(new char[m_ComponentInfo.Stride]);
         std::size_t offset = 0;
-        for (auto& val : m_DefaultValues) {
-            memcpy(m_ComponentInfo.Defaults.get() + offset, val.Data.get(), val.Size);
-            offset += val.Size;
+        for (auto& pair : m_DefaultValues) {
+            if (pair.first.Type == "string") {
+                new (m_ComponentInfo.Defaults.get() + offset) std::string(*reinterpret_cast<std::string*>(pair.second.Data.get()));
+            } else {
+                memcpy(m_ComponentInfo.Defaults.get() + offset, pair.second.Data.get(), pair.second.Size);
+            }
+            offset += pair.second.Size;
         }
 
         return m_ComponentInfo;
@@ -100,7 +185,7 @@ public:
 
 private:
     ComponentInfo m_ComponentInfo;
-    std::vector<Any> m_DefaultValues;
+    std::vector<std::pair<ComponentInfo::Field_t, Any>> m_DefaultValues;
 };
 
 #endif

include/Engine/Core/ConfigFile.h

@@ -3,10 +3,10 @@
 
 #include <string>
 #include <boost/filesystem.hpp>
+#include <boost/property_tree/ptree.hpp>
+#include <boost/property_tree/ini_parser.hpp>
 #include <boost/lexical_cast.hpp>
-#include <boost/algorithm/string.hpp>
-#include <boost/range/adaptors.hpp>
-#include <ini_file/ini_file.hpp>
+
 #include "../Common.h"
 #include "ResourceManager.h"
 
@@ -20,52 +20,46 @@ private:
 public:
 	template <typename T>
 	T Get(std::string key, T defaultValue);
+    template <typename T>
+    std::vector<std::pair<std::string, T>> GetAll(std::string key);
 	template <typename T>
 	void Set(std::string key, T value);
 
-	const ini_file::section* GetSection(std::string section);
-	const ini_file::section_map& GetSections() { return m_Merged; }
-	const ini_file::param* GetParam(std::string key);
-
 	void SaveToDisk();
 
 private:
 	boost::filesystem::path m_Path;
-	ini_file::section_map m_Defaults;
-	ini_file::section_map m_Overrides;
-	ini_file::section_map m_Merged;
-
-	// Merge ini file section map b into a
-	void mergeINI(ini_file::section_map& a, const ini_file::section_map& b);
-	// Convert an ini key delimited by periods to a section and a param
-	boost::optional<std::pair<std::string, std::string>> tokenizeKey(std::string key);
+	boost::property_tree::ptree m_PTreeDefaults;
+	boost::property_tree::ptree m_PTreeOverrides;
+	boost::property_tree::ptree m_PTreeMerged;
 };
 
 template <typename T>
 T ConfigFile::Get(std::string key, T defaultValue)
 {
-	auto param = GetParam(key);
-	if (param == nullptr) {
-		return defaultValue;
-	}
+	return m_PTreeMerged.get<T>(key, defaultValue);
+}
 
-	return boost::lexical_cast<T>(param->get_value());
+template <typename T>
+std::vector<std::pair<std::string, T>> ConfigFile::GetAll(std::string key)
+{
+    std::vector<std::pair<std::string, T>> out;
+    auto parent = m_PTreeMerged.find(key);
+    if (parent == m_PTreeMerged.not_found()) {
+        return out;
+    }
+    for (auto& child : parent->second) {
+        T value = boost::lexical_cast<T>(child.second.data());
+        out.push_back(std::make_pair(child.first, value));
+    }
+    return out;
 }
 
 template <typename T>
 void ConfigFile::Set(std::string key, T value)
 {
-	std::string section;
-	std::string param;
-	if (auto tokens = tokenizeKey(key)) {
-		std::tie(section, param) = *tokens;
-	} else {
-		LOG_WARNING("%s: Malformed config key \"%s\"", m_Path.string().c_str(), key.c_str());
-		return;
-	}
-
-	m_Overrides[section][param] = boost::lexical_cast<std::string>(value);
-	m_Merged[section][param] = boost::lexical_cast<std::string>(value);
+	m_PTreeOverrides.put<T>(key, value);
+	m_PTreeMerged.put<T>(key, value);
 }
 
 #endif

include/Engine/Core/DeveloperConsole.h

@@ -1,157 +0,0 @@
-#ifndef DeveloperConsole_h__
-#define DeveloperConsole_h__
-
-#include <iostream>
-#include <boost/lexical_cast.hpp>
-#include <boost/tokenizer.hpp>
-#include "../Common.h"
-#include "ConfigFile.h"
-
-class DeveloperConsole
-{
-public:
-	DeveloperConsole() = delete;
-
-	static void MergeConfig(std::string configFile)
-	{
-		auto config = ResourceManager::Load<ConfigFile>("Config.ini");
-		LOG_DEBUG("Debug.LogLevel %i", config->Get<int>("Debug.LogLevel", -1));
-		config->Set("Debug.LogLevel", 8);
-		LOG_DEBUG("Debug.LogLevel %i", config->Get<int>("Debug.LogLevel", -1));
-		config->Set("Test.TesTest.Testies", "Hello");
-		config->SaveToDisk();
-		for (auto& section : config->GetSections()) {
-			for (auto& param : *section.second) {
-				std::cout << "// " << param.second->get_comment() << std::endl;
-				std::cout << section.first << "." << param.first << " " << param.second->get_value() << std::endl;
-			}
-		}
-
-		for (auto& section : config->GetSections()) {
-			for (auto& param : *section.second) {
-				std::string key = section.first + "." + param.first;
-				m_VariableBindingSetters[key] = [config, key](std::string value) {
-					config->Set<std::string>(key, value);
-				};
-				m_VariableBindingGetters[key] = [config, key]() {
-					return config->Get<std::string>(key, "");
-				};
-			}
-		}
-	}
-
-    template <typename T>
-    static typename std::enable_if<std::is_enum<T>::value, void>::type
-    BindVariable(std::string path, T& variable)
-    {
-        BindVariable<T, std::underlying_type<T>::type>(path, variable);
-    }
-
-    template <typename T, typename R = T>
-    static typename std::enable_if<!std::is_enum<R>::value, void>::type
-    BindVariable(std::string path, T& variable)
-    {
-        m_VariableBindingSetters[path] = [&variable](std::string value) {
-            variable = static_cast<T>(boost::lexical_cast<R>(value));
-        };
-
-        m_VariableBindingGetters[path] = [&variable]() {
-            return boost::lexical_cast<std::string>(static_cast<R>(variable));
-        };
-    }
-
-	static void Consume(const std::string& command)
-	{
-		if (command.empty()) {
-			return;
-		}
-
-		boost::char_separator<char> argumentSeparator(" ");
-		tokenizer tokens(command, argumentSeparator);
-
-		for (tokenizer::const_iterator it = tokens.begin(); it != tokens.end(); it++) {
-			consumeToken(it, tokens.end());
-		}
-	}
-
-    static void Consume(std::istream& stream)
-    {
-        std::string input;
-        std::getline(stream, input);
-		Consume(input);
-
-        /*if (stream.peek() == '\n') {
-            printValue(key);
-        } else {
-            std::string newValue;
-            stream >> newValue;
-
-            if (m_VariableBindingSetters.find(key) != m_VariableBindingSetters.end()) {
-                m_VariableBindingSetters.at(key)(newValue);
-            } else {
-                std::cout << "Unknown path: " << key << std::endl;
-            }
-            return;
-
-            for (auto& config : m_ConfigFiles) {
-                config->Set(key, newValue);
-                config->SaveToDisk();
-                LOG_DEBUG("Key %s set to new value %s and saved to disk.", key.c_str(), newValue.c_str());
-            }
-        }    */
-    }
-
-private:
-    typedef boost::tokenizer<boost::char_separator<char>> tokenizer;
-
-	static std::map<std::string, std::function<std::string()>> m_VariableBindingGetters;
-	static std::map<std::string, std::function<void(std::string)>> m_VariableBindingSetters;
-	static std::map<std::string, std::function<std::string(std::string)>> m_VariableBindingMappers;
-	static std::map<std::string, std::string> m_VariableDocumentation;
-
-    static void consumeToken(tokenizer::iterator& token, const tokenizer::iterator end)
-    {
-        tokenizer::iterator next = token;
-        next++;
-
-        if (next == end) {
-            printValue(token);
-        } else {
-            setValue(token, end);
-        }
-    }
-
-    static void printValue(tokenizer::iterator token)
-    {
-        std::string key = *token;
-        std::string value;
-
-        if (m_VariableBindingGetters.find(key) != m_VariableBindingGetters.end()) {
-            std::cout << key << " = " << m_VariableBindingGetters.at(key)() << std::endl;
-        } else {
-            std::cout << "Unknown path: " << key << std::endl;
-        }
-
-        return;
-
-        if (!value.empty()) {
-            std::cout << key << " = " << value << std::endl;
-        } else {
-            std::cerr << "Unknown path: " << key << std::endl;
-        }
-    }
-
-    static void setValue(tokenizer::iterator& token, const tokenizer::iterator end)
-    {
-        std::string key = *token;
-        std::string value = *(++token);
-
-        if (m_VariableBindingSetters.find(key) != m_VariableBindingSetters.end()) {
-            m_VariableBindingSetters.at(key)(value);
-        } else {
-            std::cout << "Unknown path: " << key << std::endl;
-        }
-    }
-};
-
-#endif

include/Engine/Core/EAmmoPickup.h

@@ -0,0 +1,18 @@
+#ifndef EAmmoPickup_h__
+#define EAmmoPickup_h__
+
+#include "EventBroker.h"
+#include "../Core/EntityWrapper.h"
+
+namespace Events
+{
+
+    struct AmmoPickup : Event
+    {
+        EntityWrapper Player;
+        int AmmoGain;
+    };
+
+}
+
+#endif

include/Engine/Core/ECaptured.h

@@ -0,0 +1,22 @@
+#ifndef ECaptured_h__
+#define ECaptured_h__
+
+#include "EventBroker.h"
+#include "../Core/Entity.h"
+#include "Engine/GLM.h"
+
+namespace Events
+{
+
+    //triggers when a capturePoint has been taken over
+struct Captured : Event
+{
+    int TeamNumberThatCapturedCapturePoint;
+    EntityID CapturePointTakenID;
+    EntityWrapper BlueTeamNextCapturePoint;
+    EntityWrapper RedTeamNextCapturePoint;
+};
+
+}
+
+#endif

include/Engine/Core/EComponentAttached.h

@@ -0,0 +1,20 @@
+#ifndef EComponentAttached_h__
+#define EComponentAttached_h__
+
+#include "EventBroker.h"
+#include "World.h"
+#include "Entity.h"
+#include "ComponentWrapper.h"
+
+namespace Events
+{
+
+struct ComponentAttached : Event
+{
+    EntityWrapper Entity;
+    ComponentWrapper Component;
+};
+
+}
+
+#endif

include/Engine/Core/EComponentDeleted.h

@@ -0,0 +1,21 @@
+#ifndef EComponentDeleted_h__
+#define EComponentDeleted_h__
+
+#include "../Common.h"
+#include "Event.h"
+#include "Entity.h"
+
+namespace Events
+{
+
+struct ComponentDeleted : Event
+{
+    EntityID Entity;
+    std::string ComponentType;
+    // True if the component was deleted as a result of the entity it was attached to being deleted
+    bool Cascaded;
+};
+
+}
+
+#endif

include/Engine/Core/EEntityDeleted.h

@@ -0,0 +1,19 @@
+#ifndef EEntityDeleted_h__
+#define EEntityDeleted_h__
+
+#include "Event.h"
+#include "Entity.h"
+
+namespace Events
+{
+
+struct EntityDeleted : Event
+{
+    EntityID DeletedEntity;
+    // True if the entity deletion was triggered because the entity's parent was deleted before it
+    bool Cascaded;
+};
+
+}
+
+#endif

include/Engine/Core/EKeyDown.h

@@ -11,6 +11,9 @@ struct KeyDown : Event
 {
 	/** GLFW key code */
 	int KeyCode;
+    bool ModCtrl;
+    bool ModAlt;
+    bool ModShift;
 };
 
 }

include/Engine/Core/EKeyUp.h

@@ -11,6 +11,9 @@ struct KeyUp : Event
 {
 	/** GLFW key code */
 	int KeyCode;
+    bool ModCtrl;
+    bool ModAlt;
+    bool ModShift;
 };
 
 }

include/Engine/Core/EPause.h

@@ -0,0 +1,22 @@
+#ifndef EPause_h__
+#define EPause_h__
+
+#include "EventBroker.h"
+#include "World.h"
+
+namespace Events
+{
+
+struct Pause : Event 
+{
+    ::World* World;
+};
+
+struct Resume : Event 
+{
+    ::World* World;
+};
+
+}
+
+#endif

include/Engine/Core/EPickupSpawned.h

@@ -0,0 +1,17 @@
+#ifndef EPickupSpawned_h__
+#define EPickupSpawned_h__
+
+#include "Core/Event.h"
+#include "Core/EntityWrapper.h"
+
+namespace Events
+{
+
+struct PickupSpawned : Event
+{
+    EntityWrapper Pickup;
+};
+
+}
+
+#endif

include/Engine/Core/EPlayerDamage.h

@@ -2,17 +2,16 @@
 #define EPlayerDamage_h__
 
 #include "EventBroker.h"
-#include "../Core/Entity.h"
+#include "../Core/EntityWrapper.h"
 
 namespace Events
 {
 
 struct PlayerDamage : Event
 {
-    double DamageAmount;
-    EntityID PlayerDamagedID;
-    //optional TypeOfDamage
-    std::string TypeOfDamage;
+    EntityWrapper Inflictor;
+    EntityWrapper Victim;
+    double Damage;
 };
 
 }

include/Engine/Core/EPlayerDeath.h

@@ -2,7 +2,7 @@
 #define EPlayerDeath_h__
 
 #include "EventBroker.h"
-#include "../Core/Entity.h"
+#include "../Core/EntityWrapper.h"
 
 namespace Events
 {
@@ -10,8 +10,7 @@ namespace Events
 struct PlayerDeath : Event
 {
     //KilledBy,KilledByWhat is optional for now. It might be used later in the playerlog-system
-    EntityID KilledBy;
-    EntityID PlayerID;
+    EntityWrapper Player;
     std::string KilledByWhat;
 };
 

include/Engine/Core/EPlayerHealthPickup.h

@@ -2,16 +2,16 @@
 #define EPlayerHealthPickup_h__
 
 #include "EventBroker.h"
-#include "../Core/Entity.h"
+#include "../Core/EntityWrapper.h"
 
 namespace Events
 {
 
-struct PlayerHealthPickup : Event
-{
-    double HealthAmount;
-    EntityID PlayerHealedID;
-};
+    struct PlayerHealthPickup : Event
+    {
+        EntityWrapper Player;
+        double HealthAmount;
+    };
 
 }
 

include/Engine/Core/EPlayerSpawned.h

@@ -0,0 +1,20 @@
+#ifndef EPlayerSpawned_h__
+#define EPlayerSpawned_h__
+
+#include "Core/Event.h"
+#include "Core/EntityWrapper.h"
+
+namespace Events
+{
+
+struct PlayerSpawned : Event
+{
+    int PlayerID;
+    EntityWrapper Player;
+    EntityWrapper Spawner;
+    std::string PlayerName;
+};
+
+}
+
+#endif

include/Engine/Core/EShoot.h

@@ -0,0 +1,18 @@
+#ifndef EShoot_h__
+#define EShoot_h__
+
+#include "EventBroker.h"
+#include "../Core/EntityWrapper.h"
+
+namespace Events
+{
+
+struct Shoot : Event
+{
+    EntityWrapper Inflictor;
+    double Damage;
+};
+
+}
+
+#endif

include/Engine/Core/EWin.h

@@ -0,0 +1,20 @@
+#ifndef EWin_h__
+#define EWin_h__
+
+#include "EventBroker.h"
+#include "../Core/Entity.h"
+#include "Engine/GLM.h"
+
+namespace Events
+{
+
+    //triggers when a team has captured all capturePoints
+struct Win : Event
+{
+    //can be 0 = none, 1,2
+    int TeamThatWon;
+};
+
+}
+
+#endif

include/Engine/Core/Entity.h

@@ -4,4 +4,5 @@
 typedef unsigned int EntityID;
 const static unsigned int EntityID_Invalid = -1;
 
+
 #endif

include/Engine/Core/EntityFactory.h

@@ -285,7 +285,7 @@ private:
 
 					XSValue::Status status;
 					XSValue* val = XSValue::getActualValue(child->getNodeValue(), XSValue::dt_integer, status);
-					compInfo.Meta.Allocation += val->fData.fValue.f_int;
+					compInfo.Meta->Allocation += val->fData.fValue.f_int;
 				}
 
 				// Save documentation string
@@ -293,11 +293,11 @@ private:
 				if (documentationTags->getLength() != 0) {
 					auto child = documentationTags->item(0)->getFirstChild();
 					if (child != nullptr) {
-						compInfo.Meta.Annotation = XSTR(child->getNodeValue());
+						compInfo.Meta->Annotation = XSTR(child->getNodeValue());
 					}
 				}
 				// TODO: Parse annotation string XML
-				// compInfo.Meta.Allocation = ...
+				// compInfo.Meta->Allocation = ...
 			} else {
 				std::cout << "Warning: Component is missing an annotation!" << std::endl;
 			}
@@ -344,7 +344,7 @@ private:
 				fieldOffset += getTypeStride(type);
 			}
 
-            compInfo.Meta.Stride = fieldOffset;
+            compInfo.Stride = fieldOffset;
 			m_ComponentInfo[compInfo.Name] = compInfo;
 		}
 	}
@@ -367,14 +367,14 @@ private:
 
 			std::string componentName = XSTR(component->getLocalName());
 			auto& compInfo = m_ComponentInfo.at(componentName);
-			compInfo.Meta.Allocation += 1;
+			compInfo.Meta->Allocation += 1;
 		}
 
 		std::cout << "COMPONENT INFO" << std::endl;
 		for (auto& pair : m_ComponentInfo) {
 			ComponentInfo& ci = pair.second;
-			std::cout << "Component: " << ci.Name << " (" << ci.Meta.Annotation << ")" << std::endl;
-			std::cout << "  Allocation: " << ci.Meta.Allocation << std::endl;
+			std::cout << "Component: " << ci.Name << " (" << ci.Meta->Annotation << ")" << std::endl;
+			std::cout << "  Allocation: " << ci.Meta->Allocation << std::endl;
 			std::cout << "  Fields:" << std::endl;
 
 			// Calculate component size
@@ -393,7 +393,7 @@ private:
 			cs.ComponentName = ci.Name;
 			cs.Stride = stride;
 			cs.Info = ci;
-			cs.Data = new char[stride*ci.Meta.Allocation];
+			cs.Data = new char[stride*ci.Meta->Allocation];
 			m_ComponentStore[cs.ComponentName] = cs;
 		}
 	}

include/Engine/Core/EntityFile.h

@@ -1,293 +1,21 @@
 #ifndef EntityFile_h__
 #define EntityFile_h__
 
-#include <stack>
-#include <boost/lexical_cast.hpp>
-#include <xercesc/util/XercesDefs.hpp>
-#include <xercesc/util/PlatformUtils.hpp>
-#include <xercesc/sax2/SAX2XMLReader.hpp>
-#include <xercesc/sax2/XMLReaderFactory.hpp>
-#include <xercesc/sax2/DefaultHandler.hpp>
-#include <xercesc/sax2/Attributes.hpp>
-#include <xercesc/util/XMLString.hpp>
-#include <xercesc/util/XMLChar.hpp>
-#include <xercesc/sax2/DefaultHandler.hpp>
-#include <xercesc/framework/XMLDocumentHandler.hpp>
-#include <xercesc/framework/psvi/XSElementDeclaration.hpp>
-#include <xercesc/framework/psvi/XSComplexTypeDefinition.hpp>
-#include <xercesc/framework/psvi/XSParticle.hpp>
-#include <xercesc/framework/psvi/XSModelGroup.hpp>
-#include <xercesc/framework/psvi/XSAnnotation.hpp>
-#include <xercesc/framework/psvi/XSValue.hpp>
-#include <xercesc/framework/XMLGrammarPoolImpl.hpp>
-#include <xercesc/dom/DOM.hpp>
-#include <xercesc/dom/DOMLSInput.hpp>
-#include <xercesc/dom/DOMElement.hpp>
+#include "World.h"
+#include "EntityXMLFile.h"
+#include "EntityXMLFilePreprocessor.h"
+#include "EntityXMLFileParser.h"
+#include "EntityWrapper.h"
 
-#include "../GLM.h"
-#include "Util/XercesString.h"
-#include "ResourceManager.h"
-#include "Entity.h"
-#include "ComponentInfo.h"
-
-class EntityFileHandler
-{
-    friend class EntityFileSAXHandler;
-public:
-    // @param EntityID The entity found
-    // @param EntityID The parent of the entity
-    typedef std::function<void(EntityID, EntityID, const std::string&)> OnStartEntityCallback;
-    void SetStartEntityCallback(OnStartEntityCallback c) { m_OnStartEntityCallback = c; }
-    // @param EntityID The entity the component corresponds to
-    // @param std::string Type name of the component
-    typedef std::function<void(EntityID, const std::string&)> OnStartComponentCallback;
-    void SetStartComponentCallback(OnStartComponentCallback c) { m_OnStartComponentCallback = c; }
-    // @param EntityID Entity 
-    // @param std::string Component name 
-    // @param std::string Field name
-    // @param std::map<std::string, std::string> Field attribute names and values
-    typedef std::function<void(EntityID, const std::string&, const std::string&, const std::map<std::string, std::string>&)> OnStartFieldCallback;
-    void SetStartFieldCallback(OnStartFieldCallback c) { m_OnStartFieldCallback = c; }
-    // @param EntityID Entity 
-    // @param std::string Component name 
-    // @param std::string Field name
-    // @param char* Field data
-    typedef std::function<void(EntityID, const std::string&, const std::string&, const char*)> OnStartFieldDataCallback;
-    void SetStartFieldDataCallback(OnStartFieldDataCallback c) { m_OnStartFieldDataCallback = c; }
-
-private:
-    OnStartEntityCallback m_OnStartEntityCallback = nullptr;
-    OnStartComponentCallback m_OnStartComponentCallback = nullptr;
-    OnStartFieldCallback m_OnStartFieldCallback = nullptr;
-    OnStartFieldDataCallback m_OnStartFieldDataCallback = nullptr;
-};
-
-class EntityFileSAXHandler : public xercesc::DefaultHandler
+class EntityFile : private World, public Resource
 {
 public:
-    enum class State
-    {
-        Unknown,
-        Entity,
-        Component,
-        ComponentField
-    };
+    EntityFile(std::string path);
 
-    EntityFileSAXHandler(const EntityFileHandler* handler, xercesc::SAX2XMLReader* reader)
-        : m_Handler(handler)
-        , m_Reader(reader)
-    {
-        // 0 is imaginary world entity
-        m_EntityStack.push(0);
-        m_StateStack.push(State::Unknown);
-    }
-
-    void startElement(const XMLCh* const _uri, const XMLCh* const _localName, const XMLCh* const _qname, const xercesc::Attributes& attrs) override
-    {
-        std::string name = XS::ToString(_localName);
-
-        if (m_StateStack.top() == State::Unknown || m_StateStack.top() == State::Entity) {
-            if (name == "Entity") {
-                m_StateStack.push(State::Entity);
-                onStartEntity(attrs);
-                return;
-            }
-            if (name == "EntityRef") {
-                onStartEntityRef(attrs);
-                return;
-            }
-        }
-
-        std::string uri = XS::ToString(_uri);
-        if (m_StateStack.top() == State::Entity) {
-            if (uri == "components") {
-                m_StateStack.push(State::Component);
-                onStartComponent(name);
-                return;
-            }
-        }
-        
-        if (m_StateStack.top() == State::Component) {
-            m_StateStack.push(State::ComponentField);
-            onStartComponentField(name, attrs);
-            return;
-        }
-    }
-
-    void characters(const XMLCh* const chars, const XMLSize_t length) override
-    {
-        if (m_StateStack.top() == State::ComponentField) {
-            char* transcoded = xercesc::XMLString::transcode(chars);
-            onFieldData(transcoded);
-        }
-    }
-
-    void endElement(const XMLCh* const _uri, const XMLCh* const _localName, const XMLCh* const _qname) override
-    {
-        std::string name = XS::ToString(_localName);
-        if (m_StateStack.top() == State::Entity) {
-            if (name == "Entity") {
-                m_StateStack.pop();
-                onEndEntity();
-                return;
-            }
-        }
-        
-        std::string uri = XS::ToString(_uri);
-        if (m_StateStack.top() == State::Component) {
-            //if (uri == "components") {
-                m_StateStack.pop();
-                onEndComponent(name);
-                return;
-            //}
-        }
-
-        if (m_StateStack.top() == State::ComponentField) {
-            m_StateStack.pop();
-            onEndComponentField(name);
-            return;
-        }
-    }
-
-    void fatalError(const xercesc::SAXParseException& e) 
-    {
-        XS::ToString s(e.getMessage());
-        LOG_ERROR("SAXParseException: %s", ((std::string)s).c_str());
-        //throw e;
-    }
+    EntityWrapper MergeInto(World* other);
 
 private:
-    const EntityFileHandler* m_Handler;
-    xercesc::XMLGrammarPool* m_GrammarPool;
-    xercesc::SAX2XMLReader* m_Reader;
-    //State m_CurrentScope = State::Unknown;
-    std::stack<State> m_StateStack;
-    unsigned int m_NextEntityID = 0;
-    std::stack<EntityID> m_EntityStack;
-    std::string m_CurrentComponent;
-    std::string m_CurrentField;
-    std::map<std::string, std::string> m_CurrentAttributes;
-
-    void onStartEntity(const xercesc::Attributes& attrs) 
-    {
-        EntityID parent = m_EntityStack.top();
-
-        if (m_Handler->m_OnStartEntityCallback) {
-            std::string name;
-            auto xName = attrs.getValue(XS::ToXMLCh("name"));
-            if (xName != nullptr) {
-                name = XS::ToString(xName);
-            }
-            m_Handler->m_OnStartEntityCallback(m_NextEntityID, parent, name);
-        }
-
-        m_EntityStack.push(m_NextEntityID);
-        m_NextEntityID++;
-    } 
-    void onEndEntity()
-    {
-        m_EntityStack.pop();
-    }
-    void onStartEntityRef(const xercesc::Attributes& attrs)
-    {
-        std::string path = XS::ToString(attrs.getValue(XS::ToXMLCh("file")));
-        
-        xercesc::SAX2XMLReader* parser = xercesc::XMLReaderFactory::createXMLReader();
-        parser->setContentHandler(this);
-        parser->setErrorHandler(this);
-        parser->parse(path.c_str());
-        delete parser;
-    }
-    void onStartComponent(const std::string& name)
-    {
-        //LOG_DEBUG("    Component: %s", name.c_str());
-        m_CurrentComponent = name;
-        if (m_Handler->m_OnStartComponentCallback) {
-            m_Handler->m_OnStartComponentCallback(m_EntityStack.top(), name);
-        }
-    }
-    void onEndComponent(const std::string& name) { }
-    void onStartComponentField(const std::string& field, const xercesc::Attributes& attrs) 
-    {
-        //LOG_DEBUG("        Field: %s", field.c_str());
-        m_CurrentField = field;
-        m_CurrentAttributes.clear();
-        for (int i = 0; i < attrs.getLength(); i++) {
-            auto name = attrs.getQName(i);
-            auto value = attrs.getValue(name);
-            //LOG_DEBUG("            %s = %s", (char*)XS::ToString(name), (char*)XS::ToString(value));
-            m_CurrentAttributes[XS::ToString(name).operator std::string()] = XS::ToString(value).operator std::string();
-        }
-
-        if (m_Handler->m_OnStartFieldCallback) {
-            m_Handler->m_OnStartFieldCallback(m_EntityStack.top(), m_CurrentComponent, field, m_CurrentAttributes);
-        }
-    }
-    void onEndComponentField(const std::string& field) { }
-
-    void onFieldData(char* data)
-    {
-        //LOG_DEBUG("            Data: %s", data);
-
-        if (m_Handler->m_OnStartFieldDataCallback) {
-            m_Handler->m_OnStartFieldDataCallback(m_EntityStack.top(), m_CurrentComponent, m_CurrentField, data);
-        }
-
-        xercesc::XMLString::release(&data);
-    }
-};
-
-class EntityFileXMLErrorHandler : public xercesc::ErrorHandler
-{
-public:
-	void warning(const xercesc::SAXParseException& e) override
-	{
-		reportParseException("Warning", e);
-	}
-	void error(const xercesc::SAXParseException& e) override
-	{
-		reportParseException("Error", e);
-	}
-	void fatalError(const xercesc::SAXParseException& e) override
-	{
-		reportParseException("FATAL ERROR", e);
-	}
-	void resetErrors() override { }
-
-private:
-	void reportParseException(std::string type, const xercesc::SAXParseException& e)
-	{
-		char* message = xercesc::XMLString::transcode(e.getMessage());
-		char* systemID = xercesc::XMLString::transcode(e.getSystemId());
-		std::cerr << systemID << ":" << e.getLineNumber() << ":" << e.getColumnNumber() << std::endl;
-		std::cerr << type << ": " << message << std::endl;
-		xercesc::XMLString::release(&systemID);
-		xercesc::XMLString::release(&message);
-	}
-};
-
-class EntityFile : public Resource
-{
-    friend class ResourceManager;
-private:
-    EntityFile(boost::filesystem::path path);
-    ~EntityFile();
-
-public:
-    static std::size_t GetTypeStride(std::string typeName);
-    static void WriteAttributeData(char* outData, const ComponentInfo::Field_t& field, const std::map<std::string, std::string>& attributes);
-    static void WriteValueData(char* outData, const ComponentInfo::Field_t& field, const char* valueData);
-
-    xercesc::XMLGrammarPool* GrammarPool() const { return m_GrammarPool; }
-
-    void Parse(const EntityFileHandler* handler) const;
-
-private:
-    boost::filesystem::path m_FilePath;
-    xercesc::XMLGrammarPool* m_GrammarPool;
-    xercesc::SAX2XMLReader* m_SAX2XMLReader;
-	//std::map<std::string, ::ComponentInfo> m_ComponentInfo;
-    //std::vector<std::string> m_EntityReferences;
+    EntityID m_RootEntity = EntityID_Invalid;
 };
 
 #endif

include/Engine/Core/EntityWrapper.h

@@ -0,0 +1,64 @@
+#ifndef EntityWrapper_h__
+#define EntityWrapper_h__
+
+#include <boost/optional.hpp>
+#include <boost/functional/hash.hpp>
+#include "ComponentWrapper.h"
+
+class World;
+struct EntityWrapper
+{
+    EntityWrapper()
+        : World(nullptr)
+        , ID(EntityID_Invalid)
+    { }
+
+    EntityWrapper(::World* world, EntityID id)
+        : World(world)
+        , ID(id)
+    { }
+
+    ::World* World;
+    EntityID ID;
+
+    static const EntityWrapper Invalid;
+
+    const std::string Name();
+    bool HasComponent(const std::string& componentType);
+    void AttachComponent(const char* componentName);
+    EntityWrapper Parent();
+    EntityWrapper FirstChildByName(const std::string& name);
+    EntityWrapper FirstParentWithComponent(const std::string& componentType);
+    EntityWrapper Clone(EntityWrapper parent = EntityWrapper::Invalid);
+    std::vector<EntityWrapper> ChildrenWithComponent(const std::string& componentType);
+    void DeleteChildren();
+    bool IsChildOf(EntityWrapper potentialParent);
+    bool Valid() const;
+
+    ComponentWrapper operator[](const char* componentName);
+    ComponentWrapper operator[](const std::string& componentName);
+    bool operator==(const EntityWrapper& e) const;
+    bool operator!=(const EntityWrapper& e) const;
+    explicit operator EntityID() const;
+
+private:
+    EntityWrapper firstChildByNameRecursive(const std::string& name, EntityID parent);
+    EntityWrapper cloneRecursive(EntityWrapper entity, EntityWrapper parent);
+    void childrenWithComponentRecursive(const std::string& componentType, EntityWrapper& entity, std::vector<EntityWrapper>& childrenWithComponent);
+};
+
+namespace std
+{
+	template<> struct hash<EntityWrapper>
+	{
+		std::size_t operator()(const EntityWrapper& e) const
+		{
+            std::size_t seed = 0;
+            boost::hash_combine(seed, e.World);
+            boost::hash_combine(seed, e.ID);
+            return seed;
+		}
+	};
+}
+
+#endif

include/Engine/Core/EntityXMLFile.h

@@ -0,0 +1,164 @@
+#ifndef EntityXMLFile_h__
+#define EntityXMLFile_h__
+
+#include <stack>
+#include <boost/lexical_cast.hpp>
+#include <xercesc/util/XercesDefs.hpp>
+#include <xercesc/util/PlatformUtils.hpp>
+#include <xercesc/sax2/SAX2XMLReader.hpp>
+#include <xercesc/sax2/XMLReaderFactory.hpp>
+#include <xercesc/sax2/DefaultHandler.hpp>
+#include <xercesc/sax2/Attributes.hpp>
+#include <xercesc/util/XMLString.hpp>
+#include <xercesc/util/XMLChar.hpp>
+#include <xercesc/sax2/DefaultHandler.hpp>
+#include <xercesc/framework/XMLDocumentHandler.hpp>
+#include <xercesc/framework/psvi/XSElementDeclaration.hpp>
+#include <xercesc/framework/psvi/XSComplexTypeDefinition.hpp>
+#include <xercesc/framework/psvi/XSParticle.hpp>
+#include <xercesc/framework/psvi/XSModelGroup.hpp>
+#include <xercesc/framework/psvi/XSAnnotation.hpp>
+#include <xercesc/framework/psvi/XSValue.hpp>
+#include <xercesc/framework/XMLGrammarPoolImpl.hpp>
+#include <xercesc/dom/DOM.hpp>
+#include <xercesc/dom/DOMLSInput.hpp>
+#include <xercesc/dom/DOMElement.hpp>
+
+#include "../GLM.h"
+#include "Util/XercesString.h"
+#include "ResourceManager.h"
+#include "Entity.h"
+#include "ComponentInfo.h"
+
+class EntityFileHandler
+{
+    friend class EntityFileSAXHandler;
+public:
+    // @param EntityID The entity found
+    // @param EntityID The parent of the entity
+    typedef std::function<void(EntityID, EntityID, const std::string&)> OnStartEntityCallback;
+    void SetStartEntityCallback(OnStartEntityCallback c) { m_OnStartEntityCallback = c; }
+    // @param EntityID The entity the component corresponds to
+    // @param std::string Type name of the component
+    typedef std::function<void(EntityID, const std::string&)> OnStartComponentCallback;
+    void SetStartComponentCallback(OnStartComponentCallback c) { m_OnStartComponentCallback = c; }
+    // @param EntityID Entity 
+    // @param std::string Component name 
+    // @param std::string Field name
+    // @param std::map<std::string, std::string> Field attribute names and values
+    typedef std::function<void(EntityID, const std::string&, const std::string&, const std::map<std::string, std::string>&)> OnStartFieldCallback;
+    void SetStartFieldCallback(OnStartFieldCallback c) { m_OnStartFieldCallback = c; }
+    // @param EntityID Entity 
+    // @param std::string Component name 
+    // @param std::string Field name
+    // @param char* Field data
+    typedef std::function<void(EntityID, const std::string&, const std::string&, const char*)> OnStartFieldDataCallback;
+    void SetStartFieldDataCallback(OnStartFieldDataCallback c) { m_OnStartFieldDataCallback = c; }
+
+private:
+    OnStartEntityCallback m_OnStartEntityCallback = nullptr;
+    OnStartComponentCallback m_OnStartComponentCallback = nullptr;
+    OnStartFieldCallback m_OnStartFieldCallback = nullptr;
+    OnStartFieldDataCallback m_OnStartFieldDataCallback = nullptr;
+};
+
+class EntityFileSAXHandler : public xercesc::DefaultHandler
+{
+public:
+    enum class State
+    {
+        Unknown,
+        Entity,
+        Component,
+        ComponentField
+    };
+
+    EntityFileSAXHandler(const EntityFileHandler* handler, xercesc::SAX2XMLReader* reader);
+
+    void startElement(const XMLCh* const _uri, const XMLCh* const _localName, const XMLCh* const _qname, const xercesc::Attributes& attrs) override;
+    void characters(const XMLCh* const chars, const XMLSize_t length) override;
+    void endElement(const XMLCh* const _uri, const XMLCh* const _localName, const XMLCh* const _qname) override;
+
+    void warning(const xercesc::SAXParseException& e);
+    void error(const xercesc::SAXParseException& e);
+    void fatalError(const xercesc::SAXParseException& e);
+
+private:
+    const EntityFileHandler* m_Handler;
+    xercesc::XMLGrammarPool* m_GrammarPool;
+    xercesc::SAX2XMLReader* m_Reader;
+    //State m_CurrentScope = State::Unknown;
+    std::stack<State> m_StateStack;
+    unsigned int m_NextEntityID = 0;
+    std::stack<EntityID> m_EntityStack;
+    std::string m_CurrentComponent;
+    std::string m_CurrentField;
+    std::map<std::string, std::string> m_CurrentAttributes;
+
+    void onStartEntity(const xercesc::Attributes& attrs); 
+    void onEndEntity();
+    void onStartEntityRef(const xercesc::Attributes& attrs);
+    void onStartComponent(const std::string& name);
+    void onEndComponent(const std::string& name);
+    void onStartComponentField(const std::string& field, const xercesc::Attributes& attrs);
+    void onEndComponentField(const std::string& field);
+    void onFieldData(char* data);
+};
+
+class EntityFileXMLErrorHandler : public xercesc::ErrorHandler
+{
+public:
+	void warning(const xercesc::SAXParseException& e) override
+	{
+		reportParseException("Warning", e);
+	}
+	void error(const xercesc::SAXParseException& e) override
+	{
+		reportParseException("Error", e);
+	}
+	void fatalError(const xercesc::SAXParseException& e) override
+	{
+		reportParseException("FATAL ERROR", e);
+	}
+	void resetErrors() override { }
+
+private:
+	void reportParseException(std::string type, const xercesc::SAXParseException& e)
+	{
+		char* message = xercesc::XMLString::transcode(e.getMessage());
+		char* systemID = xercesc::XMLString::transcode(e.getSystemId());
+		std::cerr << systemID << ":" << e.getLineNumber() << ":" << e.getColumnNumber() << std::endl;
+		std::cerr << type << ": " << message << std::endl;
+		xercesc::XMLString::release(&systemID);
+		xercesc::XMLString::release(&message);
+	}
+};
+
+class EntityXMLFile : public Resource
+{
+    friend class ResourceManager;
+    friend class EntityFileSAXHandler;
+private:
+    EntityXMLFile(boost::filesystem::path path);
+    ~EntityXMLFile();
+
+public:
+    static unsigned int GetTypeStride(std::string typeName);
+    static void WriteAttributeData(char* outData, const ComponentInfo::Field_t& field, const std::map<std::string, std::string>& attributes);
+    static void WriteValueData(char* outData, const ComponentInfo::Field_t& field, const char* valueData);
+
+    xercesc::XMLGrammarPool* GrammarPool() const { return m_GrammarPool; }
+
+    void Parse(const EntityFileHandler* handler) const;
+
+private:
+    boost::filesystem::path m_FilePath;
+    xercesc::XMLGrammarPool* m_GrammarPool;
+    xercesc::SAX2XMLReader* m_SAX2XMLReader;
+	//std::map<std::string, ::ComponentInfo> m_ComponentInfo;
+    //std::vector<std::string> m_EntityReferences;
+
+    static void setReaderFeatures(xercesc::SAX2XMLReader* reader);
+};
+
+#endif

include/Engine/Core/EntityXMLFileParser.h

@@ -1,20 +1,22 @@
-#ifndef EntityFileParser_h__
-#define EntityFileParser_h__
+#ifndef EntityXMLFileParser_h__
+#define EntityXMLFileParser_h__
 
-#include "EntityFile.h"
+#include "EntityXMLFile.h"
 #include "World.h"
 
-class EntityFileParser
+class EntityXMLFileParser
 {
+    friend class EntityFile;
 public:
-    EntityFileParser(const EntityFile* entityFile);
-
-    void MergeEntities(World* world);
+    EntityXMLFileParser(const EntityXMLFile* entityFile);
 
 private:
-    const EntityFile* m_EntityFile;
+    EntityID MergeEntities(World* world, EntityID baseParent = EntityID_Invalid);
+
+    const EntityXMLFile* m_EntityFile;
     EntityFileHandler m_Handler;
     World* m_World = nullptr;
+    EntityID m_FirstEntity = EntityID_Invalid;
     // Maps EntityIDs local to the file to real IDs in the world after they've been 
     // created in order to resolve parent-child relationships.
     std::map<EntityID, EntityID> m_EntityIDMapper;

include/Engine/Core/EntityXMLFilePreprocessor.h

@@ -1,10 +1,13 @@
-#ifndef EntityFilePreprocessor_h__
-#define EntityFilePreprocessor_h__
+#ifndef EntityXMLFilePreprocessor_h__
+#define EntityXMLFilePreprocessor_h__
 
 #include <xercesc/framework/psvi/XSElementDeclaration.hpp>
 #include <xercesc/framework/psvi/XSComplexTypeDefinition.hpp>
+#include <xercesc/framework/psvi/XSAttributeUse.hpp>
+#include <xercesc/framework/psvi/XSAttributeDeclaration.hpp>
 #include <xercesc/framework/psvi/XSParticle.hpp>
 #include <xercesc/framework/psvi/XSModelGroup.hpp>
+#include <xercesc/framework/psvi/XSModelGroupDefinition.hpp>
 #include <xercesc/framework/psvi/XSAnnotation.hpp>
 #include <xercesc/framework/psvi/XSValue.hpp>
 #include <xercesc/framework/MemBufFormatTarget.hpp>
@@ -14,23 +17,25 @@
 #include "Util/XercesString.h"
 #include "ResourceManager.h"
 #include "World.h"
-#include "EntityFile.h"
+#include "EntityXMLFile.h"
 
-class EntityFilePreprocessor
+class EntityXMLFilePreprocessor
 {
+    friend class EntityFile;
 public:
-    EntityFilePreprocessor(const EntityFile* entityFile);
-
-    void RegisterComponents(World* world);
+    EntityXMLFilePreprocessor(const EntityXMLFile* entityFile);
 
 private:
-    const EntityFile* m_EntityFile;
+    void RegisterComponents(World* world);
+
+    const EntityXMLFile* m_EntityFile;
     std::map<std::string, unsigned int> m_ComponentCounts;
 	std::map<std::string, ComponentInfo> m_ComponentInfo;
 
 	void onStartComponent(EntityID entity, std::string type);
     void parseComponentInfo();
     void parseDefaults();
+    std::string parseAnnotationXML(const XMLCh* xml);
 };
 
 #endif

include/Engine/Core/EntityXMLFileWriter.h

@@ -1,5 +1,5 @@
-#ifndef EntityFileWriter_h__
-#define EntityFileWriter_h__
+#ifndef EntityXMLFileWriter_h__
+#define EntityXMLFileWriter_h__
 
 #include <boost/filesystem.hpp>
 #include <xercesc/dom/DOM.hpp>
@@ -8,13 +8,13 @@
 #include <xercesc/framework/LocalFileFormatTarget.hpp>
 
 #include "Util/XercesString.h"
-#include "EntityFile.h"
+#include "EntityXMLFile.h"
 #include "World.h"
 
-class EntityFileWriter
+class EntityXMLFileWriter
 {
 public:
-    EntityFileWriter(boost::filesystem::path file)
+    EntityXMLFileWriter(boost::filesystem::path file)
         : m_FilePath(file)
     {
         using namespace xercesc;

include/Engine/Core/EventBroker.h

@@ -5,6 +5,7 @@
 #include <functional>
 #include <list>
 #include <tuple>
+#include <set>
 
 #include "../Common.h"
 #include "Event.h"
@@ -43,7 +44,7 @@ template <typename ContextType, typename EventType>
 class EventRelay : public BaseEventRelay
 {
 public:
-    typedef std::function<bool(const EventType&)> CallbackType;
+    typedef std::function<bool(EventType&)> CallbackType;
 
     EventRelay()
         : m_Callback(nullptr)
@@ -65,7 +66,7 @@ template <typename ContextType, typename EventType>
 bool EventRelay<ContextType, EventType>::Receive(const std::shared_ptr<Event> event)
 {
     if (m_Callback != nullptr) {
-        return m_Callback(*static_cast<const EventType*>(event.get()));
+        return m_Callback(*static_cast<EventType*>(event.get()));
     } else {
         return false;
     }
@@ -107,7 +108,7 @@ private:
     typedef std::unordered_map<ContextTypeName_t, EventRelays_t> ContextRelays_t;
     ContextRelays_t m_ContextRelays;
     std::vector<BaseEventRelay*> m_RelaysToSubscribe;
-    std::vector<std::tuple<EventID, ContextTypeName_t, EventTypeName_t>> m_RelaysToUnsubscribe;
+    std::unordered_map<BaseEventRelay*, 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;

include/Engine/Core/Frustum.h

@@ -0,0 +1,77 @@
+#ifndef Frustum_h__
+#define Frustum_h__
+
+#include "../GLM.h"
+#include "AABB.h"
+#include <bitset>
+
+//A frustum defined by 6 planes.
+struct Frustum
+{
+    //Contains points P in: dot(normal, P) + d = 0
+    struct Plane
+    {
+        glm::vec3 Normal;
+        float Distance;
+    };
+
+    enum class Output
+    {
+        Inside,
+        Outside,
+        Intersects
+    };
+    Plane Planes[6];
+
+    Frustum() = default;
+    Frustum(glm::mat4x4 viewProjMatrix)
+    {
+        //Order: Right, left, top, bottom, far, near.
+        int sign = 1;
+        for (int i = 0; i < 6; ++i) {
+            sign = -sign;
+            int index = i / 2;
+            Plane& plane = Planes[i];
+            plane.Normal.x = viewProjMatrix[0].w + sign * viewProjMatrix[0][index];
+            plane.Normal.y = viewProjMatrix[1].w + sign * viewProjMatrix[1][index];
+            plane.Normal.z = viewProjMatrix[2].w + sign * viewProjMatrix[2][index];
+            plane.Distance = viewProjMatrix[3].w + sign * viewProjMatrix[3][index];
+            float divByNormalLength = 1.0f / glm::length(plane.Normal);
+            plane.Normal *= divByNormalLength;
+            plane.Distance *= divByNormalLength;
+        }
+    }
+
+    Output VsAABB(const AABB& box) const
+    {
+        const glm::vec3& maxCorner = box.MaxCorner();
+        const glm::vec3& minCorner = box.MinCorner();
+        bool completelyInside = true;
+        for (const Plane& p : Planes) {
+            bool anyWasInside = false;
+            bool anyWasOutside = false;
+            //If points are on both sides of the plane, we can stop.
+            for (int i = 0; i < 8 && (!anyWasInside || !anyWasOutside); ++i) {
+                std::bitset<3> bits(i);
+                glm::vec3 corner;
+                corner.x = bits.test(0) ? maxCorner.x : minCorner.x;
+                corner.y = bits.test(1) ? maxCorner.y : minCorner.y;
+                corner.z = bits.test(2) ? maxCorner.z : minCorner.z;
+                if (glm::dot(p.Normal, corner) > -p.Distance) {
+                    anyWasInside = true;
+                } else {
+                    anyWasOutside = true;
+                }
+            }
+            if (!anyWasInside) {
+                return Output::Outside;
+            }
+            if (anyWasOutside) {
+                completelyInside = false;
+            }
+        }
+        return completelyInside ? Output::Inside : Output::Intersects;
+    }
+};
+
+#endif

include/Engine/Core/MemoryPool.h

@@ -5,6 +5,14 @@
 template <typename T>
 class MemoryPoolForwardIterator;
 
+namespace DisableMemoryPool
+{
+//if true -> Pool allocation is not used when calling Allocate/Free, just use regular dynamic allocation. 
+//if false -> Use pool allocation.
+//Should default to false, unless the DisableMemoryPool is true in the Config.ini files.
+extern bool Value;
+}
+
 //This is the class to use if you want to allocate blocks (slots) of raw memory, with a fixed maximum size (stride).
 //Additionally, if you know that every memory-block will contain one object of a specific type, (i.e. the stride for the slot 
 //will the size of the object type) you should use ObjectPool<T> instead, your life will become easier.
@@ -58,9 +66,25 @@ public:
 		, m_LowestAllocatedSlot(m_NumSlots)
 	{ }
 
-	//We may get problems with memory being released 
-	//prematurely, etc. if we allow copies.
-	MemoryPool(const MemoryPool<T>& other) = delete;
+    MemoryPool(const MemoryPool<T>& other)
+		: m_StartAddress(new char[other.m_NumSlots*other.m_Stride])
+		, m_SlotIsAllocated(other.m_SlotIsAllocated)
+        , m_ExtraMemory()
+		, m_NumSlots(other.m_NumSlots)
+		, m_LowestAllocatedSlot(other.m_LowestAllocatedSlot)
+		, m_NumAllocatedSlots(other.m_NumAllocatedSlots)
+		, m_Stride(other.m_Stride)
+		, m_CurrentAllocSlot(other.m_CurrentAllocSlot)
+    {
+        // Copy statically allocated pool
+        memcpy(m_StartAddress, other.m_StartAddress, m_NumSlots*m_Stride);
+        // Copy dynamically allocated memory
+        for (char* otherAddr : other.m_ExtraMemory) {
+            char* addr = (char*)malloc(m_Stride);
+            memcpy(addr, otherAddr, m_Stride);
+            m_ExtraMemory.push_back(addr);
+        }
+    }
 	MemoryPool(const MemoryPool<T>&& other) = delete;
 
 	//Free all memory that has been allocated.
@@ -70,8 +94,9 @@ public:
 			delete[] m_StartAddress;
 			m_StartAddress = nullptr;
 		}
-		for (char* addr : m_ExtraMemory)
-			free(addr);
+        for (char* addr : m_ExtraMemory) {
+            free(addr);
+        }
 		m_ExtraMemory.clear();
 	}
 
@@ -80,8 +105,8 @@ public:
 	//If element cannot be allocated in the pool, because the memory ran out, memory is allocated dynamically with malloc() "outside the pool".
 	char* Allocate()
 	{
-		for (; m_CurrentAllocSlot < m_NumSlots && m_SlotIsAllocated[m_CurrentAllocSlot]; ++m_CurrentAllocSlot);
-		if (m_CurrentAllocSlot < m_NumSlots) {
+		for (; m_CurrentAllocSlot < m_NumSlots && m_SlotIsAllocated[m_CurrentAllocSlot] && !DisableMemoryPool::Value; ++m_CurrentAllocSlot);
+		if (m_CurrentAllocSlot < m_NumSlots && !DisableMemoryPool::Value) {
 			if (m_LowestAllocatedSlot > m_CurrentAllocSlot)
 				m_LowestAllocatedSlot = m_CurrentAllocSlot;
 			//Mark the slot as allocated.
@@ -93,7 +118,6 @@ public:
 		else {
 			m_ExtraMemory.push_back((char*)malloc(m_Stride));
 			//We should preferably not enter here to avoid performance issues. Set more numMaxElements in constructor instead.
-			LOG_WARNING("Allocated slots exceed Pool size, extra memory allocated dynamically. Pool size: %u, dynamic size: %u.", m_NumSlots, m_ExtraMemory.size());
 			return m_ExtraMemory.back();
 		}
 	}
@@ -108,7 +132,7 @@ public:
 		//(i.e. IsAllocatedInPool may give false positives)
 		//if it was malloc():ed 
 		//so, we may enter here even if we shouldn't.
-		if (IsAllocatedInPool(obj)) {
+		if (!DisableMemoryPool::Value && IsAllocatedInPool(obj)) {
 			--m_NumAllocatedSlots;
 			const size_t freeSlot = (obj - m_StartAddress) / m_Stride;
 			m_SlotIsAllocated[freeSlot] = false;

include/Engine/Core/OctTree.h

@@ -1,104 +0,0 @@
-#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/Octree.h

@@ -0,0 +1,360 @@
+#ifndef Octree_h__
+#define Octree_h__
+
+#include <type_traits>
+
+#include "../Common.h"
+#include "AABB.h"
+#include "Frustum.h"
+#include "Ray.h"
+
+namespace OctSpace
+{
+struct Output;
+struct ContainedObject;
+struct Child;
+}
+
+//T needs to be AABB, or inherit from AABB.
+//T also needs to have a default constructor.
+template<typename T>
+class Octree
+{
+public:
+    Octree() = delete;
+    ~Octree();
+    //For the root Octree, [octreeBounds] should be a box containing the entire level.
+    Octree(const AABB& octreeBounds, int subDivisions);
+
+    //We cannot copy the Octree as of now, because of the recursive dynamic allocation.
+    //Define these if the Octree suddenly needs to be copied, think of the children Child* ptrs. 
+    Octree(const Octree& other) = delete;
+    Octree(const Octree&& other) = delete;
+    Octree& operator= (const Octree& other) = delete;
+    //Add a dynamic object (one that moves around) into the tree.
+    void AddDynamicObject(const T& object);
+    //Add a static object (that does not move) into the tree.
+    void AddStaticObject(const T& object);
+    //Get the objects that are in the same area as the input [box], the objects are put in [outObjects].
+    //The type Box must be AABB, or inherit from AABB.
+    template<typename Box>
+    void ObjectsInSameRegion(const Box& box, std::vector<T>& outObjects);
+    //Get the objects that are inside the frustum, the objects are put in outObjects.
+    void ObjectsInFrustum(const Frustum& frustum, std::vector<T>& outObjects);
+    //Get objects, which AABB the input ray intersects, the objects are put in outObjects.
+    void ObjectsPossiblyHitByRay(const Ray& ray, std::vector<T>& outObjects);
+    //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, OctSpace::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 ObjectsInSameRegion from outside and testing there.
+    bool BoxCollides(const AABB& boxToTest, AABB& outBoxIntersected);
+
+private:
+    OctSpace::Child* m_Root;
+    std::vector<OctSpace::ContainedObject> m_StaticObjects;
+    std::vector<OctSpace::ContainedObject> m_DynamicObjects;
+
+    void falsifyObjectChecks();
+};
+
+namespace OctSpace
+{
+
+struct Output
+{
+    float CollideDistance;
+};
+
+struct ContainedObject
+{
+    ContainedObject()
+        : Box(nullptr)
+        , Checked(false)
+    {}
+    template<typename BoxlikeObject>
+    ContainedObject(const BoxlikeObject& box)
+        : Box(new BoxlikeObject(box))
+        , Checked(false)
+    {}
+    std::unique_ptr<AABB> Box;
+    bool Checked;
+};
+
+struct Child
+{
+    ~Child();
+    Child(const AABB& octTreeBounds,
+        int subDivisions,
+        std::vector<ContainedObject>& staticObjects,
+        std::vector<ContainedObject>& dynamicObjects);
+    Child(const Child& other) = delete;
+    Child(const Child&& other) = delete;
+    Child& operator= (const Child& other) = delete;
+    void AddDynamicObject(const AABB& box);
+    void AddStaticObject(const AABB& box);
+    template<typename T, typename Box>
+    void ObjectsInSameRegion(const Box& box, std::vector<T>& outObjects) const;
+    template<typename T>
+    void ObjectsInFrustum(const Frustum& frustum, std::vector<T>& outObjects, bool takeAllDontTest) const;
+    template<typename T>
+    void ObjectsPossiblyHitByRay(const Ray& ray, std::vector<T>& outObjects) const;
+    void ClearObjects();
+    void ClearDynamicObjects();
+    bool RayCollides(const Ray& ray, Output& data) const;
+    bool BoxCollides(const AABB& boxToTest, AABB& outBoxIntersected) const;
+
+    Child* m_Children[8];
+    //Indices into the lists in Octree.
+    std::vector<int> m_StaticObjIndices;
+    std::vector<int> m_DynamicObjIndices;
+    AABB m_Box;
+    //Reference to the lists in Octree.
+    std::vector<ContainedObject>& m_StaticObjectsRef;
+    std::vector<ContainedObject>& m_DynamicObjectsRef;
+
+    inline bool hasChildren() const { return m_Children[0] != nullptr; }
+    int childIndexContainingPoint(const glm::vec3& point) const;
+    std::vector<int> childIndicesContainingBox(const AABB& box) const;
+};
+
+//To be able to sort child nodes and contained objects based on distance to ray origin.
+struct RaySorterInfo
+{
+    int Index;
+    float Distance;
+};
+
+bool isFirstLower(const RaySorterInfo& first, const RaySorterInfo& second);
+
+}
+
+template<typename T>
+Octree<T>::Octree(const AABB& octTreeBounds, int subDivisions)
+    : m_Root(new OctSpace::Child(octTreeBounds, subDivisions, m_StaticObjects, m_DynamicObjects))
+{
+    static_assert(std::is_base_of<AABB, T>::value, "template argument type T in Octree must be a subclass of AABB.");
+}
+
+template<typename T>
+Octree<T>::~Octree()
+{
+    delete m_Root;
+}
+
+template<typename T>
+void Octree<T>::AddDynamicObject(const T& object)
+{
+    m_Root->AddDynamicObject(object);
+    m_DynamicObjects.emplace_back(object);
+}
+
+template<typename T>
+void Octree<T>::AddStaticObject(const T& object)
+{
+    m_Root->AddStaticObject(object);
+    m_StaticObjects.emplace_back(object);
+}
+
+template<typename T>
+template<typename Box>
+void Octree<T>::ObjectsInSameRegion(const Box& box, std::vector<T>& outObjects)
+{
+    static_assert(std::is_base_of<AABB, Box>::value, "template argument type Box in Octree<T>::ObjectsInSameRegion must be a subclass of AABB.");
+    falsifyObjectChecks();
+    m_Root->ObjectsInSameRegion(box, outObjects);
+}
+
+template<typename T>
+void Octree<T>::ObjectsInFrustum(const Frustum& frustum, std::vector<T>& outObjects)
+{
+    falsifyObjectChecks();
+    m_Root->ObjectsInFrustum(frustum, outObjects, false);
+}
+
+template<typename T>
+void Octree<T>::ObjectsPossiblyHitByRay(const Ray& ray, std::vector<T>& outObjects)
+{
+    falsifyObjectChecks();
+    m_Root->ObjectsPossiblyHitByRay(ray, outObjects);
+}
+
+template<typename T>
+void Octree<T>::ClearObjects()
+{
+    m_StaticObjects.clear();
+    m_DynamicObjects.clear();
+    m_Root->ClearObjects();
+}
+
+template<typename T>
+void Octree<T>::ClearDynamicObjects()
+{
+    m_DynamicObjects.clear();
+    m_Root->ClearDynamicObjects();
+}
+
+template<typename T>
+bool Octree<T>::RayCollides(const Ray& ray, OctSpace::Output& data)
+{
+    falsifyObjectChecks();
+    data.CollideDistance = -1;
+    return m_Root->RayCollides(ray, data);
+}
+
+template<typename T>
+bool Octree<T>::BoxCollides(const AABB& boxToTest, AABB& outBoxIntersected)
+{
+    falsifyObjectChecks();
+    return m_Root->BoxCollides(boxToTest, outBoxIntersected);
+}
+
+template<typename T>
+void Octree<T>::falsifyObjectChecks()
+{
+    for (auto& obj : m_StaticObjects) {
+        obj.Checked = false;
+    }
+    for (auto& obj : m_DynamicObjects) {
+        obj.Checked = false;
+    }
+}
+
+template<typename T, typename Box>
+void OctSpace::Child::ObjectsInSameRegion(const Box& box, std::vector<T>& outObjects) const
+{
+    if (hasChildren()) {
+        for (auto i : childIndicesContainingBox(box)) {
+            m_Children[i]->ObjectsInSameRegion(box, outObjects);
+        }
+    } else {
+        size_t startIndex = outObjects.size();
+        int numDuplicates = 0;
+        outObjects.resize(outObjects.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;
+                outObjects[startIndex + i - numDuplicates] = *static_cast<T*>(obj.Box.get());
+            }
+        }
+        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;
+                outObjects[startIndex + i - numDuplicates] = *static_cast<T*>(obj.Box.get());
+            }
+        }
+        for (size_t i = 0; i < numDuplicates; ++i) {
+            outObjects.pop_back();
+        }
+    }
+}
+
+template<typename T>
+void OctSpace::Child::ObjectsInFrustum(const Frustum& frustum, std::vector<T>& outObjects, bool takeAllDontTest) const
+{
+    if (hasChildren()) {
+        for (const Child* c : m_Children) {
+            Frustum::Output out = Frustum::Output::Inside;
+            if (!takeAllDontTest) {
+                out = frustum.VsAABB(c->m_Box);
+                if (out == Frustum::Output::Outside) {
+                    continue;
+                }
+            }
+            c->ObjectsInFrustum(frustum, outObjects, out == Frustum::Output::Inside);
+        }
+    } else {
+        size_t startIndex = outObjects.size();
+        int numDuplicates = 0;
+        outObjects.resize(outObjects.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 || frustum.VsAABB(*obj.Box) == Frustum::Output::Outside) {
+                ++numDuplicates;
+            } else {
+                obj.Checked = true;
+                outObjects[startIndex + i - numDuplicates] = *static_cast<T*>(obj.Box.get());
+            }
+        }
+        for (size_t i = 0; i < m_DynamicObjIndices.size(); ++i) {
+            ContainedObject& obj = m_DynamicObjectsRef[m_DynamicObjIndices[i]];
+            if (obj.Checked || frustum.VsAABB(*obj.Box) == Frustum::Output::Outside) {
+                ++numDuplicates;
+            } else {
+                obj.Checked = true;
+                outObjects[startIndex + i - numDuplicates] = *static_cast<T*>(obj.Box.get());
+            }
+        }
+        for (size_t i = 0; i < numDuplicates; ++i) {
+            outObjects.pop_back();
+        }
+    }
+}
+
+template<typename T>
+void OctSpace::Child::ObjectsPossiblyHitByRay(const Ray& ray, std::vector<T>& outObjects) 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.
+        if (hasChildren()) {
+            //Sort children according to their distance from the ray origin.
+            std::vector<RaySorterInfo> childInfos;
+            childInfos.resize(8);
+            for (int i = 0; i < 8; ++i) {
+                childInfos[i] = { i, glm::distance(ray.Origin(), m_Children[i]->m_Box.Origin()) };
+            }
+            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 RaySorterInfo& info : childInfos) {
+                m_Children[info.Index]->ObjectsPossiblyHitByRay(ray, outObjects);
+            }
+        } else {
+            //Check against boxes in the node.
+            bool intersected = false;
+            float dist;
+            //Sort all contained objects according to the distance from the ray origin to 
+            //the intersection, if they are intersecting.
+            std::vector<RaySorterInfo> objectHitInfos;
+            objectHitInfos.reserve(m_StaticObjIndices.size() + m_DynamicObjIndices.size());
+            for (int i : m_StaticObjIndices) {
+                //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)) {
+                    objectHitInfos.push_back({ i, dist });
+                }
+                m_StaticObjectsRef[i].Checked = true;
+            }
+            for (int i : m_DynamicObjIndices) {
+                //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)) {
+                    objectHitInfos.push_back({ i + (int)m_StaticObjIndices.size(), dist });
+                }
+                m_DynamicObjectsRef[i].Checked = true;
+            }
+            std::sort(objectHitInfos.begin(), objectHitInfos.end(), isFirstLower);
+            int startSize = (int)outObjects.size();
+            outObjects.resize(startSize + objectHitInfos.size());
+            for (int i = 0; i < objectHitInfos.size(); ++i) {
+                outObjects[startSize + i] = (objectHitInfos[i].Index < m_StaticObjIndices.size()) ?
+                    *static_cast<T*>(m_StaticObjectsRef[objectHitInfos[i].Index].Box.get()) :
+                    *static_cast<T*>(m_DynamicObjectsRef[objectHitInfos[i].Index - m_StaticObjIndices.size()].Box.get());
+            }
+        }
+    }
+}
+
+
+#endif

include/Engine/Core/PerformanceTimer.h

@@ -0,0 +1,25 @@
+#ifndef PerformanceTimer_h__
+#define PerformanceTimer_h__
+
+#include "../Common.h"
+#include <boost/timer/timer.hpp>
+using boost::timer::cpu_timer;
+
+class PerformanceTimer
+{
+public:
+    static void StartTimer(std::string nameOfTimer);
+    static void StartTimerAndStopPrevious(std::string nameOfTimer);
+    static void StopTimer(std::string nameOfTimer);
+    static void SetFrameNumber(int frameNumber);
+
+    static void ResetAllTimers();
+    static void CreateExcelData();
+
+private:
+    static std::map<std::string, cpu_timer> timers;
+    static cpu_timer m_Timer;
+    static std::string currentTimerRunning;
+};
+
+#endif

include/Engine/Core/Ray.h

@@ -2,11 +2,15 @@
 #define Ray_h__
 
 #include "../GLM.h"
-#include "Common.h"
+#include "../Common.h"
 
 class Ray
 {
 public:
+    Ray()
+        : m_Origin(glm::vec3(0.f))
+        , m_Direction(glm::vec3(0, 0, 1))
+    {}
     Ray(const glm::vec3& origin, const glm::vec3& dir)
         : m_Origin(origin)
         , m_Direction(glm::normalize(dir))

include/Engine/Core/ResourceManager.h

@@ -12,7 +12,6 @@
 /** Base Resource class.
 
 	Implement this class for every resource to be handled by the resource manager.
-	Implement Create() to return a new object of that type.
 */
 class Resource
 {
@@ -22,6 +21,23 @@ protected:
 	Resource() { }
 
 public:
+    //Should be thrown in a Resource's constructor if it cannot complete because another resource is still loading.
+    //Not actually an error, just a message to the ResourceManager.
+    struct StillLoadingException : public std::exception
+    {
+        virtual const char* what() const throw()
+        {
+            return "Resource is still loading.";
+        }
+    };
+    struct FailedLoadingException : public std::exception
+    {
+        FailedLoadingException(char const* const _Message)
+            : std::exception(_Message)
+        { }
+        FailedLoadingException() :std::exception("Resource failed to load.") { };
+    };
+
 	// Pretend that this is a pure virtual function that you have to implement
 	// FIXME: Why did we do this again instead of just using the constructor?
 	// static Resource* Create(std::string resourceName);
@@ -33,6 +49,15 @@ public:
 	unsigned int ResourceID;
 };
 
+//Any class inheriting from this class will always be loaded on the master thread, not on a parallel worker thread.
+//This is important in case some instructions must be executed on the main thread, e.g. OpenGL commands, like glBindBuffer.
+//This resource can still be loaded asyncronously, but it will not be loaded in a thread, instead it's constructor will 
+//be called once on every ResourceManager::Load, just throw StillLoadingException in the constructor if it is not done yet.
+class ThreadUnsafeResource : public Resource
+{
+    friend class ResourceManager;
+};
+
 /** Singleton resource manager to keep track of and cache any external engine assets */
 class ResourceManager
 {
@@ -40,6 +65,7 @@ private:
 	ResourceManager();
 
 public:
+    static bool UseThreading;
 	/*static ResourceManager& Instance()
 	{
 	static ResourceManager s;
@@ -49,15 +75,6 @@ public:
 	template <typename T>
 	static void RegisterType(std::string typeName);
 
-	/** Preloads a resource and caches it for future use
-
-		@tparam T Resource type.
-		@param resourceName Fully qualified name of the resource to preload.
-	*/
-	template <typename T>
-	static void Preload(std::string resourceName);
-	static void Preload(std::string resourceType, std::string resourceName);
-
 	/** Checks if a resource is in cache
 
 		@param resourceType Resource type as string.
@@ -65,15 +82,20 @@ public:
 	*/
 	// TODO: Templateify
 	static bool IsResourceLoaded(std::string resourceType, std::string resourceName);
+    
+	/** Return value should always be a valid pointer, will throw an exception on error.
+        If the resource has been loaded already, returns a pointer to it.
 
-	/** Hot-loads a resource and caches it for future use
+        If Async is false: Hot-loads a resource, caches it for future use, and returns a pointer to it. 
+        If Async is true: If the resource is not loaded yet, starts loading the resource 
+        in the background and throws Resource::StillLoadingException immediately.
 
 		@tparam T Resource type.
+		@tparam async Set this to true if the resource should be loaded asyncronously.
 		@param resourceName Fully qualified name of the resource to load.
 	*/
-	template <typename T>
-	static T* Load(std::string resourceName, Resource* parent = nullptr);
-	static Resource* Load(std::string resourceType, std::string resourceName, Resource* parent = nullptr);
+    template <typename T, bool async = false>
+    static T* Load(const std::string& resourceName, Resource* parent = nullptr);
 
 	/** Reloads an already loaded resource, keeping its resource ID intact.
 
@@ -87,19 +109,31 @@ public:
 	static void Update();
 
 private:
+    //This is a haxy way to make sure that IsMainThread is run when the program starts, so the master thread id is set.
+    struct MasterThreadChecker
+    {
+        MasterThreadChecker()
+        {
+            ResourceManager::IsMainThread();
+        }
+    };
+    const static MasterThreadChecker m_Checker;
+
 	static std::unordered_map<std::string, std::string> m_CompilerTypenameToResourceType;
     static std::unordered_map<std::string, std::function<Resource*(std::string)>> m_FactoryFunctions; // type -> factory function
 	static std::unordered_map<std::pair<std::string, std::string>, Resource*> m_ResourceCache; // (type, name) -> resource
 	static std::unordered_map<std::string, Resource*> m_ResourceFromName; // name -> resource
 	static std::unordered_map<Resource*, Resource*> m_ResourceParents; // resource -> parent resource
 
+	static std::unordered_map<std::pair<std::string, std::string>, boost::thread> m_LoadingThreads; // (type, name) -> loading thread
+	static std::unordered_map<std::pair<std::string, std::string>, std::exception_ptr> m_LoadingThreadExceptions; // (type, name) -> exceptions
+    static boost::recursive_mutex m_Mutex;
+
 	// TODO: Getters for IDs
 	static unsigned int m_CurrentResourceTypeID;
 	static std::unordered_map<std::string, unsigned int> m_ResourceTypeIDs;
 	// Number of resources of a type. Doubles as local ID.
 	static std::unordered_map<unsigned int, unsigned int> m_ResourceCount;
-	// Flag to suppress hot-load warnings when a preloading resource chain loads another resource
-	static bool m_Preloading;
 
 	static FileWatcher m_FileWatcher;
 	static void fileWatcherCallback(std::string path, FileWatcher::FileEventFlags flags);
@@ -108,22 +142,13 @@ private:
 	static unsigned int GetNewResourceID(unsigned int typeID);
 
 	// Internal: Create a resource and cache it
-	static Resource* CreateResource(std::string resourceType, std::string resourceName, Resource* parent);
+    static Resource* createResourceThrowing(const std::string& resourceType, const std::string& resourceName, Resource* parent);
+	static Resource* createResource(const std::string& resourceType, const std::string& resourceName, Resource* parent, std::exception_ptr& exception);
+    static Resource* cacheResource(Resource* resource, const std::string& resourceType, const std::string& resourceName, Resource* parent);
+
+    static bool IsMainThread();
 };
 
-template <typename T>
-T* ResourceManager::Load(std::string resourceName, Resource* parent /* = nullptr */)
-{
-	auto resourceTypename = typeid(T).name();
-	auto it = m_CompilerTypenameToResourceType.find(resourceTypename);
-	if (it == m_CompilerTypenameToResourceType.end()) {
-		LOG_ERROR("Failed to load resource \"%s\" of type \"%s\": type not registered", resourceName.c_str(), resourceTypename);
-		return nullptr;
-	}
-
-	return static_cast<T*>(Load(it->second, resourceName, parent));
-}
-
 template <typename T>
 void ResourceManager::RegisterType(std::string typeName)
 {
@@ -131,17 +156,88 @@ void ResourceManager::RegisterType(std::string typeName)
 	m_FactoryFunctions[typeName] = [](std::string resourceName) { return new T(resourceName); };
 }
 
-template <typename T>
-void ResourceManager::Preload(std::string resourceName)
+template <typename T, bool async>
+static T* ResourceManager::Load(const std::string& resourceName, Resource* parent /* = nullptr */)
 {
-	auto resourceTypename = typeid(T).name();
-	auto it = m_CompilerTypenameToResourceType.find(resourceTypename);
-	if (it == m_CompilerTypenameToResourceType.end()) {
-		LOG_ERROR("Failed to load resource \"%s\" of type \"%s\": type not registered", resourceName.c_str(), resourceTypename);
-		return;
-	}
+    auto resourceTypename = typeid(T).name();
+    auto iter = m_CompilerTypenameToResourceType.find(resourceTypename);
+    if (iter == m_CompilerTypenameToResourceType.end()) {
+        LOG_ERROR("Failed to load resource \"%s\" of type \"%s\": type not registered", resourceName.c_str(), resourceTypename);
+        throw Resource::FailedLoadingException();
+    }
 
-	Preload(it->second, resourceName);
+    std::string resourceType = iter->second;
+    constexpr bool mustNotLoadInThread = std::is_base_of<ThreadUnsafeResource, T>::value;
+    if (mustNotLoadInThread && !IsMainThread()) {
+        LOG_ERROR("Failed to Load \"%s\": ThreadUnsafeResource type \"%s\" load in the constructor of another resource that is loaded asyncronously.", resourceName.c_str(), iter->second.c_str());
+        throw Resource::FailedLoadingException();
+    }
+
+    auto cacheKey = std::make_pair(resourceType, resourceName);
+    decltype(m_ResourceCache)::iterator it;
+    //If a thread has already been launched to load this resource.
+    auto tIt = m_LoadingThreads.find(cacheKey);
+    if (UseThreading && tIt != m_LoadingThreads.end()) {
+        if (async) {
+            //Throw StillLoadingException if the thread is still working.
+            if (!tIt->second.try_join_for(boost::chrono::nanoseconds(1))) {
+                throw Resource::StillLoadingException();
+            }
+            //Else we know the thread has completed.
+        } else {
+            //Wait for the thread to finish loading.
+            tIt->second.join();
+        }
+        //When the thread is done, delete the thread.
+        m_LoadingThreads.erase(tIt);
+        //Rethrow the thread exception if it threw any.
+        auto excIt = m_LoadingThreadExceptions.find(cacheKey);
+        std::exception_ptr exception = excIt->second;
+        m_LoadingThreadExceptions.erase(excIt);
+        if (exception) {
+            std::rethrow_exception(exception);
+        }
+    }
+
+    //If resource has already been cached and completely loaded.
+    {
+        boost::lock_guard<decltype(m_Mutex)> guard(m_Mutex);
+        it = m_ResourceCache.find(cacheKey);
+        if (it != m_ResourceCache.end()) {
+            if (it->second != nullptr) {
+                return static_cast<T*>(it->second);
+            } else {
+                //Don't return null on failure, exception instead.
+                throw Resource::FailedLoadingException();
+            }
+        }
+    }
+
+    //If resource is not cached..
+    if (UseThreading && async) {
+        if (mustNotLoadInThread) {
+            try {
+                return static_cast<T*>(createResourceThrowing(resourceType, resourceName, parent));
+            } catch (const Resource::StillLoadingException&) {
+                throw;
+            }
+        } else {
+            //Create a thread that loads the resource into cache.
+            m_LoadingThreads[cacheKey] = boost::thread(createResource, resourceType, resourceName, parent, m_LoadingThreadExceptions[cacheKey]);
+            throw Resource::StillLoadingException();
+        }
+    } else {
+        //load and return the resource.
+        while (true) {
+            try {
+                return static_cast<T*>(createResourceThrowing(resourceType, resourceName, parent));
+            } catch (const Resource::StillLoadingException&) {
+                continue;
+            } catch (const std::exception&) {
+                throw;
+            }
+        }
+    }
 }
 
 #endif

include/Engine/Core/System.h

@@ -3,48 +3,83 @@
 
 #include "EventBroker.h"
 #include "World.h"
+#include "EntityWrapper.h"
 #include "ComponentWrapper.h"
+#include "EPlayerSpawned.h"
+
+struct SystemParams
+{
+    SystemParams(::World* World, ::EventBroker* EventBroker, bool IsClient, bool IsServer)
+        : World(World)
+        , EventBroker(EventBroker)
+        , IsClient(IsClient)
+        , IsServer(IsServer)
+    { }
+
+    ::World* World;
+    ::EventBroker* EventBroker;
+    bool IsClient = false;
+    bool IsServer = false;
+};
 
 class System
 {
     friend class SystemPipeline;
 
 protected:
-    System(EventBroker* eventBroker)
-        : m_EventBroker(eventBroker)
-    { }
+    System(SystemParams params)
+        : m_World(params.World)
+        , m_EventBroker(params.EventBroker)
+        , IsClient(params.IsClient)
+        , IsServer(params.IsServer)
+    {
+        if (IsClient) {
+            EVENT_SUBSCRIBE_MEMBER(m_EPlayerSpawned, &System::setLocalPlayer);
+        }
+    }
     virtual ~System() = default;
 
+    World* m_World;
     EventBroker* m_EventBroker;
+    bool IsClient = false;
+    bool IsServer = false;
+    EntityWrapper LocalPlayer = EntityWrapper::Invalid;
+
+private:
+    EventRelay<System, Events::PlayerSpawned> m_EPlayerSpawned;
+    virtual bool setLocalPlayer(Events::PlayerSpawned& e)
+    {
+        if (e.PlayerID == -1) {
+            LocalPlayer = e.Player;
+        }
+        return true;
+    }
 };
 
-class PureSystem : public System
+class PureSystem : public virtual System
 {
     friend class SystemPipeline;
 
 protected:
-    PureSystem(EventBroker* eventBroker, std::string componentType)
-        : System(eventBroker)
-        , m_ComponentType(componentType)
+    PureSystem(std::string componentType)
+        : m_ComponentType(componentType)
     { }
     virtual ~PureSystem() = default;
 
     const std::string m_ComponentType;
 
-    virtual void UpdateComponent(World* world, ComponentWrapper& component, double dt) = 0;
+    virtual void UpdateComponent(EntityWrapper& entity, ComponentWrapper& component, double dt) = 0;
 };
 
-class ImpureSystem : public System
+class ImpureSystem : public virtual System
 {
     friend class SystemPipeline;
 
 protected:
-    ImpureSystem(EventBroker* eventBroker)
-        : System(eventBroker)
-    { }
+    ImpureSystem() = default;
     virtual ~ImpureSystem() = default;
 
-    virtual void Update(World* world, double dt) = 0;
+    virtual void Update(double dt) = 0;
 };
 
 #endif

include/Engine/Core/SystemPipeline.h

@@ -5,13 +5,22 @@
 #include "EventBroker.h"
 #include "System.h"
 #include "World.h"
+#include "EPause.h"
+#include "PerformanceTimer.h"
 
 class SystemPipeline
 {
 public:
-    SystemPipeline(EventBroker* eventBroker)
-        : m_EventBroker(eventBroker)
-    { }
+    SystemPipeline(World* world, EventBroker* eventBroker, bool isClient, bool isServer)
+        : m_World(world)
+        , m_EventBroker(eventBroker)
+        , m_IsClient(isClient)
+        , m_IsServer(isServer)
+    {
+        EVENT_SUBSCRIBE_MEMBER(m_EPause, &SystemPipeline::OnPause);
+        EVENT_SUBSCRIBE_MEMBER(m_EResume, &SystemPipeline::OnResume);
+    }
+
     ~SystemPipeline()
     {
         for (UnorderedSystems& group : m_OrderedSystemGroups) {
@@ -29,11 +38,11 @@ public:
             m_OrderedSystemGroups.resize(updateOrderLevel + 1);
         }
         UnorderedSystems& group = m_OrderedSystemGroups[updateOrderLevel];
-        System* system = new T(m_EventBroker, args...);
+        System* system = new T(SystemParams(m_World, m_EventBroker, m_IsClient, m_IsServer), args...);
         group.Systems[typeid(T).name()] = system;
 
-        if (std::is_base_of<PureSystem, T>::value) {
-            PureSystem* pureSystem = static_cast<PureSystem*>(system);
+        PureSystem* pureSystem = dynamic_cast<PureSystem*>(system);
+        if (pureSystem != nullptr) {
             if (!pureSystem->m_ComponentType.empty()) {
                 group.PureSystems[pureSystem->m_ComponentType].push_back(pureSystem);
             } else {
@@ -41,14 +50,21 @@ public:
             }
         }
 
-        if (std::is_base_of<ImpureSystem, T>::value) {
-            ImpureSystem* impureSystem = static_cast<ImpureSystem*>(system);
+        ImpureSystem* impureSystem = dynamic_cast<ImpureSystem*>(system);
+        if (impureSystem != nullptr) {
             group.ImpureSystems.push_back(impureSystem);
         }
     }
 
-    void Update(World* world, double dt)
+    void Update(double dt)
     {
+        if (m_Paused) {
+            dt = 0.0;
+        }
+
+        // Process utility events for the System base class
+        m_EventBroker->Process<System>();
+
         for (UnorderedSystems& group : m_OrderedSystemGroups) {
             // Process events
             for (auto& pair : group.Systems) {
@@ -56,27 +72,38 @@ public:
             }
 
             // Update
+            for (auto& system : group.ImpureSystems) {
+                auto className = (std::string)typeid(*system).name();
+                PerformanceTimer::StartTimer(className);
+                system->Update(dt);
+                PerformanceTimer::StopTimer(className);
+            }
             for (auto& pair : group.PureSystems) {
                 const std::string& componentName = pair.first;
                 auto& systems = pair.second;
-                const ComponentPool* pool = world->GetComponents(componentName);
+                const ComponentPool* pool = m_World->GetComponents(componentName);
                 if (pool == nullptr) {
                     continue;
                 }
                 for (auto& component : *pool) {
                     for (auto& system : systems) {
-                        system->UpdateComponent(world, component, dt);
+                        auto className = (std::string)typeid(*system).name();
+                        PerformanceTimer::StartTimer(className);
+                        system->UpdateComponent(EntityWrapper(m_World, component.EntityID), component, dt);
+                        PerformanceTimer::StopTimer(className);
                     }
                 }
             }
-            for (auto& system : group.ImpureSystems) {
-                system->Update(world, dt);
-            }
         }
     }
 
 private:
+    World* m_World;
     EventBroker* m_EventBroker;
+    bool m_IsClient = false;
+    bool m_IsServer = false;
+    bool m_Paused = false;
+
     struct UnorderedSystems
     {
         std::map<std::string, System*> Systems;
@@ -84,6 +111,21 @@ private:
         std::vector<ImpureSystem*> ImpureSystems;
     };
     std::vector<UnorderedSystems> m_OrderedSystemGroups;
+
+    EventRelay<SystemPipeline, Events::Pause> m_EPause;
+    bool OnPause(const Events::Pause& e) {
+        if (e.World == m_World) {
+            m_Paused = true;
+        }
+        return true;
+    }
+    EventRelay<SystemPipeline, Events::Resume> m_EResume;
+    bool OnResume(const Events::Resume& e) {
+        if (e.World == m_World) {
+            m_Paused = false;
+        }
+        return true;
+    }
 };
 
 #endif

include/Engine/Core/Transform.h

@@ -0,0 +1,25 @@
+#ifndef Transform_h__
+#define Transform_h__
+
+#include "../GLM.h"
+#include "World.h"
+#include "EntityWrapper.h"
+
+namespace Transform
+{
+
+glm::mat4 AbsoluteTransformation(EntityWrapper entity);
+glm::vec3 AbsolutePosition(EntityWrapper entity);
+glm::vec3 AbsolutePosition(World* world, EntityID entity);
+glm::vec3 AbsoluteOrientationEuler(EntityWrapper entity);
+glm::quat AbsoluteOrientation(EntityWrapper entity);
+glm::quat AbsoluteOrientation(World* world, EntityID entity);
+glm::vec3 AbsoluteScale(EntityWrapper entity);
+glm::vec3 AbsoluteScale(World* world, EntityID entity);
+glm::mat4 ModelMatrix(EntityWrapper entity);
+glm::mat4 ModelMatrix(EntityID entity, World* world);
+glm::vec3 TransformPoint(const glm::vec3& point, const glm::mat4& matrix);
+
+}
+
+#endif

include/Engine/Core/UniformScaleSystem.h

@@ -0,0 +1,22 @@
+#ifndef UniformScaleSystem_h__
+#define UniformScaleSystem_h__
+
+#include "../GLM.h"
+#include "System.h"
+#include "../Rendering/ESetCamera.h"
+
+class UniformScaleSystem : public PureSystem
+{
+public:
+    UniformScaleSystem(SystemParams params);
+
+    virtual void UpdateComponent(EntityWrapper& entity, ComponentWrapper& cUniformScale, double dt) override;
+
+private:
+    EntityWrapper m_Camera = EntityWrapper::Invalid;
+
+    EventRelay<UniformScaleSystem, Events::SetCamera> m_ESetCamera;
+    bool OnSetCamera(const Events::SetCamera& e);
+};
+
+#endif

include/Engine/Core/Util/Any.h

@@ -2,6 +2,7 @@
 #define Util_Any_h__
 
 #include <memory>
+#include <boost/shared_array.hpp>
 
 struct Any
 {
@@ -10,7 +11,7 @@ struct Any
     template <typename T>
     Any(const T& value)
     {
-        Data = std::shared_ptr<char>(new char[sizeof(T)]);
+        Data = boost::shared_array<char>(new char[sizeof(T)]);
         Size = sizeof(T);
         memcpy(Data.get(), &value, Size);
     }
@@ -18,7 +19,7 @@ struct Any
     template <typename T>
     Any(T&& value)
     {
-        Data = std::shared_ptr<char>(new char[sizeof(T)]);
+        Data = boost::shared_array<char>(new char[sizeof(T)]);
         Size = sizeof(T);
         memcpy(Data.get(), &value, Size);
     }
@@ -35,7 +36,7 @@ struct Any
         return Any(value);
     }
 
-    std::shared_ptr<char> Data = nullptr;
+    boost::shared_array<char> Data = nullptr;
     std::size_t Size = 0;
 };
 

include/Engine/Core/Util/FileWatcher.h

@@ -42,7 +42,7 @@ enum class FileWatcher::FileEventFlags
 };
 
 inline FileWatcher::FileEventFlags operator|(FileWatcher::FileEventFlags a, FileWatcher::FileEventFlags b) { return static_cast<FileWatcher::FileEventFlags>(static_cast<int>(a) | static_cast<int>(b)); }
-inline bool operator&(FileWatcher::FileEventFlags a, FileWatcher::FileEventFlags b) { return static_cast<int>(a)& static_cast<int>(b); }
+inline bool operator&(FileWatcher::FileEventFlags a, FileWatcher::FileEventFlags b) { return (static_cast<int>(a) & static_cast<int>(b)) != 0; }
 
 class FileWatcher::Worker
 {
@@ -54,7 +54,7 @@ public:
 private:
 	struct FileInfo
 	{
-		int Size;
+		std::size_t Size;
 		std::time_t Timestamp;
 	};
 

include/Engine/Core/Util/IfDebug.h

@@ -4,7 +4,7 @@
 // }
 // NOTE: condition statement is not executed at all in release mode.
 #ifndef DEBUG_IF
-#ifndef DEBUG
+#ifdef DEBUG
 #define DEBUG_IF(c) if(c)
 #else
 #define DEBUG_IF(c) if(false)

include/Engine/Core/Util/Logging.h

@@ -29,41 +29,9 @@ enum _LOG_LEVEL
 
 extern _LOG_LEVEL LOG_LEVEL;
 
-const static char* _LOG_LEVEL_PREFIX[] =
-{
-	"EE: ",
-	"",
-	"WW: ",
-	"DD: "
-};
+extern const char* _LOG_LEVEL_PREFIX[];
 
-static void _LOG(_LOG_LEVEL logLevel, const char* file, const char* func, unsigned int line, const char* format, ...)
-{
-	if (logLevel > LOG_LEVEL) {
-		return;
-	}
-
-	char* message = nullptr;
-	va_list args;
-
-	va_start(args, format);
-	size_t size = vsnprintf(message, 0, format, args) + 1;
-	va_end(args);
-
-	va_start(args, format);
-	message = new char[size];
-	vsnprintf(message, size, format, args);
-	va_end(args);
-
-	if (logLevel == LOG_LEVEL_ERROR) {
-		std::cerr << file << ":" << line << " " << func << std::endl;
-		std::cerr << _LOG_LEVEL_PREFIX[logLevel] << message << std::endl;
-	} else {
-		std::cout << _LOG_LEVEL_PREFIX[logLevel] << message << std::endl;
-	}
-
-	delete[] message;
-}
+extern void _LOG(_LOG_LEVEL logLevel, const char* file, const char* func, unsigned int line, const char* format, ...);
 
 #define LOG(logLevel, format, ...) \
 	_LOG(logLevel, __BASE_FILE__, __func__, __LINE__, format, ##__VA_ARGS__)
@@ -77,30 +45,11 @@ static void _LOG(_LOG_LEVEL logLevel, const char* file, const char* func, unsign
 #define LOG_INFO(format, ...) \
 	LOG(LOG_LEVEL_INFO, format, ##__VA_ARGS__)
 
+#ifdef DEBUG
 #define LOG_DEBUG(format, ...) \
 	LOG(LOG_LEVEL_DEBUG, format, ##__VA_ARGS__)
-
-// Set the log level temporarily for the current scope
-#define LOG_LEVEL_SCOPE(logLevel) \
-    _LOG_LEVEL_SCOPED_HELPER<logLevel> _logLevelScopedHelper;
-
-template <_LOG_LEVEL LEVEL>
-class _LOG_LEVEL_SCOPED_HELPER
-{
-public:
-    _LOG_LEVEL_SCOPED_HELPER()
-    {
-        m_OriginalLogLevel = LOG_LEVEL;
-        LOG_LEVEL = LEVEL;
-    }
-
-    ~_LOG_LEVEL_SCOPED_HELPER()
-    {
-        LOG_LEVEL = m_OriginalLogLevel;
-    }
-
-private:
-    _LOG_LEVEL m_OriginalLogLevel;
-};
+#else
+#define LOG_DEBUG(format, ...) 
+#endif
 
 #endif // Logging_h__

include/Engine/Core/World.h

@@ -5,35 +5,43 @@
 #include "Entity.h"
 #include "ObjectPool.h"
 #include "ComponentPool.h"
+#include "EventBroker.h"
+struct EntityWrapper;
 
 class World
 {
 public:
     World() = default;
+    World(EventBroker* eventBroker) 
+        : m_EventBroker(eventBroker)
+    { }
     ~World();
+    World(const World& other);
 
     // Create empty entity
-    EntityID CreateEntity(EntityID parent = 0);
+    EntityID CreateEntity(EntityID parent = EntityID_Invalid);
     // Delete entity and all components within
     void DeleteEntity(EntityID entity);
     // Check if an entity exists
     bool ValidEntity(EntityID entity) const;
     // Register a component type and allocate space for it
-    void RegisterComponent(ComponentInfo& ci);
+    void RegisterComponent(const ComponentInfo& ci);
     // Attach a component to an entity and fill it with default values
-    ComponentWrapper AttachComponent(EntityID entity, std::string componentType);
+    ComponentWrapper AttachComponent(EntityID entity, const std::string& componentType);
     // Check if an entity has a component
-    bool HasComponent(EntityID entity, std::string componentType) const;
+    bool HasComponent(EntityID entity, const std::string& componentType) const;
     // Get a component of an entity
-    ComponentWrapper GetComponent(EntityID entity, std::string componentType);
+    ComponentWrapper GetComponent(EntityID entity, const std::string& componentType);
     // Delete a component off an entity
-    void DeleteComponent(EntityID entity, std::string componentType);
+    void DeleteComponent(EntityID entity, const std::string& componentType);
     // Get all components of the specified type
-    const ComponentPool* GetComponents(std::string componentType);
+    const ComponentPool* GetComponents(const std::string& componentType);
     // Get entity parent
     EntityID GetParent(EntityID entity);
     // Change the parent of an entity
     void SetParent(EntityID entity, EntityID parent);
+    // Get children of an entity
+    const std::pair<std::unordered_multimap<EntityID, EntityID>::const_iterator, std::unordered_multimap<EntityID, EntityID>::const_iterator> GetDirectChildren(EntityID entity);
     // Get all component pools
     const std::unordered_map<std::string, ComponentPool*>& GetComponentPools() const { return m_ComponentPools; }
     // Get the entity children map
@@ -42,8 +50,15 @@ public:
     void SetName(EntityID entity, const std::string& name);
     // Get the textual name of an entity
     std::string GetName(EntityID entity) const;
+    // Get the first entity in the world with the name.
+    EntityWrapper GetFirstEntityByName(const std::string& name);
+
+    // Merge another world into this one
+    // Returns a map that maps entities from the other world to their copies in this one
+    std::unordered_map<EntityID, EntityID> Merge(const World* other);
 
 private:
+    EventBroker* m_EventBroker = nullptr;
     EntityID m_CurrentEntityID = 0;
 
     std::unordered_map<EntityID, EntityID> m_EntityParents;
@@ -53,6 +68,7 @@ private:
     std::unordered_map<EntityID, std::string> m_EntityNames;
 
     EntityID generateEntityID();
+    void deleteEntityRecursive(EntityID entity, bool cascaded = false);
 };
 
 #endif

include/Engine/Editor/EditorCameraInputController.h

@@ -0,0 +1,120 @@
+#ifndef EditorCameraInputController_h__
+#define EditorCameraInputController_h__
+
+#include <imgui/imgui.h>
+#include "../Input/FirstPersonInputController.h"
+#include "../Core/EMousePress.h"
+#include "../Core/EMouseRelease.h"
+#include "../Core/EMouseScroll.h"
+#include "../Core/ConfigFile.h"
+
+template <typename EventContext>
+class EditorCameraInputController : public FirstPersonInputController<EventContext>
+{
+public:
+    EditorCameraInputController(EventBroker* eventBroker, unsigned int playerID)
+        : FirstPersonInputController(eventBroker, playerID)
+    {
+        EVENT_SUBSCRIBE_MEMBER(m_EMousePress, &EditorCameraInputController::OnMousePress);
+        EVENT_SUBSCRIBE_MEMBER(m_EMouseRelease, &EditorCameraInputController::OnMouseRelease);
+        EVENT_SUBSCRIBE_MEMBER(m_EMouseScroll, &EditorCameraInputController::OnMouseScroll);
+
+        m_Config = ResourceManager::Load<ConfigFile>("Config.ini");
+        m_SpeedMultiplier = m_Config->Get<float>("Editor.CameraSpeed", 3.f);
+    }
+    
+    virtual const glm::vec3 Movement() const override { return m_Movement * static_cast<float>(m_SpeedMultiplier); }
+
+    void Enable() { m_Enabled = true; }
+    void Disable() { m_Enabled = false; }
+
+    virtual bool OnCommand(const Events::InputCommand& e) override
+    {
+        if (glm::abs(e.Value) > 0 && !m_MouseLocked) {
+            return false;
+        }
+
+        ImGuiIO& io = ImGui::GetIO();
+        if (glm::abs(e.Value) > 0 && (io.WantCaptureKeyboard || io.WantCaptureMouse)) {
+            return false;
+        }
+
+        if (e.Command == "Jump") {
+            if (e.Value > 0) {
+                m_Movement.y = glm::max(e.Value, 1.f);
+            } else {
+                m_Movement.y = 0.f;
+            }
+        }
+
+        if (e.Command == "Crouch") {
+            if (e.Value > 0) {
+                m_Movement.y = glm::min(-e.Value, -1.f);
+            } else {
+                m_Movement.y = 0.f;
+            }
+        }
+
+        if (e.Command == "Sprint") {
+            if (e.Value > 0) {
+                m_SpeedMultiplier *= 2.f;
+            } else {
+                m_SpeedMultiplier /= 2.f;
+            }
+        }
+
+        return FirstPersonInputController::OnCommand(e);
+    }
+
+protected:
+    ConfigFile* m_Config;
+    bool m_Enabled = false;
+    double m_SpeedMultiplier = 1.f;
+
+    EventRelay<EventContext, Events::MousePress> m_EMousePress;
+    bool OnMousePress(const Events::MousePress& e)
+    {
+        if (!m_Enabled) {
+            return false;
+        }
+
+        if (e.Button == GLFW_MOUSE_BUTTON_2) {
+            ImGuiIO& io = ImGui::GetIO();
+            if (!io.WantCaptureMouse) {
+                LockMouse();
+            }
+        }
+        return true;
+    }
+    EventRelay<EventContext, Events::MouseRelease> m_EMouseRelease;
+    bool OnMouseRelease(const Events::MouseRelease& e)
+    {
+        if (!m_Enabled) {
+            return false;
+        }
+
+        if (e.Button == GLFW_MOUSE_BUTTON_2) {
+            UnlockMouse();
+        }
+        return true;
+    }
+    EventRelay<EventContext, Events::MouseScroll> m_EMouseScroll;
+    bool OnMouseScroll(const Events::MouseScroll& e)
+    {
+        if (!m_Enabled) {
+            return false;
+        }
+            
+        ImGuiIO& io = ImGui::GetIO();
+        if (io.WantCaptureMouse || io.WantCaptureKeyboard) {
+            return false;
+        }
+
+        m_SpeedMultiplier += e.DeltaY * (0.1 * m_SpeedMultiplier);
+        m_Config->Set("Editor.CameraSpeed", m_SpeedMultiplier);
+        m_Config->SaveToDisk();
+        return true;
+    }
+};
+
+#endif

include/Engine/Editor/EditorGUI.h

@@ -0,0 +1,191 @@
+#ifndef EditorGUI_h__
+#define EditorGUI_h__
+
+#include <imgui/imgui.h>
+#define IMGUI_DEFINE_MATH_OPERATORS
+#include <imgui/imgui_internal.h>
+#include <nativefiledialog/nfd.h>
+#include <boost/filesystem.hpp>
+#include <boost/any.hpp>
+#include <boost/algorithm/string/replace.hpp>
+#include "../Common.h"
+#include "../GLM.h"
+#include <glm/gtx/common.hpp>
+
+#include "EditorWidgetSystem.h"
+#include "../Core/EventBroker.h"
+#include "../Core/World.h"
+#include "../Core/EntityWrapper.h"
+#include "../Core/ResourceManager.h"
+#include "../Core/EPause.h"
+#include "../Core/EKeyDown.h"
+#include "../Core/ELockMouse.h"
+#include "../Core/EFileDropped.h"
+#include "../Rendering/Texture.h"
+
+class EditorGUI
+{
+public:
+    EditorGUI(World* world, EventBroker* eventBroker);
+
+    enum class WidgetMode
+    {
+        Translate,
+        Rotate,
+        Scale
+    };
+
+    enum class WidgetSpace
+    {
+        Global,
+        Local
+    };
+
+    void Draw();
+
+    void SelectEntity(EntityWrapper entity);
+    void SetDirty(EntityWrapper entity);
+
+    // Called when an entity is selected in the entity tree
+    typedef std::function<void(EntityWrapper)> OnEntitySelectedCallback_t;
+    void SetEntitySelectedCallback(OnEntitySelectedCallback_t f) { m_OnEntitySelected = f; }
+    // Called when the user means to import an entity file. 
+    // @param EntityWrapper The entity to parent the imported entity to. The entity will be imported into the world of this entity.
+    // @param boost::filesystem::path The path to the entity to import
+    // @return EntityWrapper The newly created entity
+    typedef std::function<EntityWrapper(EntityWrapper, boost::filesystem::path)> OnEntityImport_t;
+    void SetEntityImportCallback(OnEntityImport_t f) { m_OnEntityImport = f; }
+    // Called when the user means to save an entity to file.
+    // Permitted to throw exceptions on save failure.
+    typedef std::function<void(EntityWrapper, boost::filesystem::path)> OnEntitySave_t;
+    void SetEntitySaveCallback(OnEntitySave_t f) { m_OnEntitySave = f; }
+    // Called when the user means to create a new entity.
+    // @param EntityWrapper The parent of the entity to be created
+    // @return EntityWrapper The newly created entity
+    typedef std::function<EntityWrapper(EntityWrapper)> OnEntityCreate_t;
+    void SetEntityCreateCallback(OnEntityCreate_t f) { m_OnEntityCreate = f; }
+    // Called when the user means to delete an entity.
+    typedef std::function<void(EntityWrapper)> OnEntityDelete_t;
+    void SetEntityDeleteCallback(OnEntityDelete_t f) { m_OnEntityDelete = f; }
+    // Called when the user means to change the parent of an entity.
+    typedef std::function<void(EntityWrapper, EntityWrapper)> OnEntityChangeParent_t;
+    void SetEntityChangeParentCallback(OnEntityChangeParent_t f) { m_OnEntityChangeParent = f; }
+    // Called when the user means to rename an entity.
+    typedef std::function<void(EntityWrapper, const std::string&)> OnEntityChangeName_t;
+    void SetEntityChangeNameCallback(OnEntityChangeName_t f) { m_OnEntityChangeName = f; }
+    // Called when the user pastes an entity previously "copied"
+    // @param EntityWrapper The entity to copy
+    // @param EntityWrapper The entity to parent the new copy to
+    // @return The new copy of the entity
+    typedef std::function<EntityWrapper(EntityWrapper, EntityWrapper)> OnEntityPaste_t;
+    void SetEntityPasteCallback(OnEntityPaste_t f) { m_OnEntityPaste = f; }
+    // Called when the user means to attach a new component to an entity.
+    typedef std::function<void(EntityWrapper, const std::string&)> OnComponentAttach_t;
+    void SetComponentAttachCallback(OnComponentAttach_t f) { m_OnComponentAttach = f; }
+    // Called when the user means to delete a component off an entity.
+    typedef std::function<void(EntityWrapper, const std::string&)> OnComponentDelete_t;
+    void SetComponentDeleteCallback(OnComponentDelete_t f) { m_OnComponentDelete = f; }
+    // Called when the user selects a widget mode.
+    typedef std::function<void(WidgetMode)> OnWidgetMode_t;
+    void SetWidgetModeCallback(OnWidgetMode_t f) { m_OnWidgetMode = f; }
+    // Called when the user selects a widget space.
+    typedef std::function<void(WidgetSpace)> OnWidgetSpace_t;
+    void SetWidgetSpaceCallback(OnWidgetSpace_t f) { m_OnWidgetSpace = f; }
+
+private:
+    World* m_World;
+    EventBroker* m_EventBroker;
+
+    struct EntityFileInfo
+    {
+        boost::filesystem::path Path;
+        bool Dirty = false;
+    };
+
+    // Config variables
+    const boost::filesystem::path m_DefaultEntityPath = boost::filesystem::path("Schema") / boost::filesystem::path("Entities");
+
+    // State
+    EntityWrapper m_CurrentSelection = EntityWrapper::Invalid;
+    std::unordered_map<EntityWrapper, EntityFileInfo> m_EntityFiles;
+    EntityWrapper m_CurrentlyDragging = EntityWrapper::Invalid;
+    std::string m_LastErrorMessage;
+    WidgetMode m_CurrentWidgetMode = WidgetMode::Translate;
+    WidgetSpace m_CurrentWidgetSpace = WidgetSpace::Global;
+    std::set<std::string> m_ModalsToOpen;
+    std::map<std::string, boost::any> m_ModalData;
+    std::string m_DroppedFile = "";
+    bool m_Paused = false;
+    bool m_MouseLocked = false;
+    EntityWrapper m_CopyTarget = EntityWrapper::Invalid;
+
+    // Callbacks
+    OnEntitySelectedCallback_t m_OnEntitySelected = nullptr;
+    OnEntityImport_t m_OnEntityImport = nullptr;
+    OnEntitySave_t m_OnEntitySave = nullptr;
+    OnEntityCreate_t m_OnEntityCreate = nullptr;
+    OnEntityDelete_t m_OnEntityDelete = nullptr;
+    OnEntityChangeParent_t m_OnEntityChangeParent = nullptr;
+    OnEntityChangeName_t m_OnEntityChangeName = nullptr;
+    OnComponentAttach_t m_OnComponentAttach = nullptr;
+    OnComponentDelete_t m_OnComponentDelete = nullptr;
+    OnWidgetMode_t m_OnWidgetMode = nullptr;
+    OnWidgetSpace_t m_OnWidgetSpace = nullptr;
+    OnEntityPaste_t m_OnEntityPaste = nullptr;
+
+    // Events
+    EventRelay<EditorGUI, Events::KeyDown> m_EKeyDown;
+    bool OnKeyDown(const Events::KeyDown& e);
+    EventRelay<EditorGUI, Events::FileDropped> m_EFileDropped;
+    bool OnFileDropped(const Events::FileDropped& e);
+    EventRelay<EditorGUI, Events::Pause> m_EPause;
+    bool OnPause(const Events::Pause& e);
+    EventRelay<EditorGUI, Events::Resume> m_EResume;
+    bool OnResume(const Events::Resume& e);
+    EventRelay<EditorGUI, Events::LockMouse> m_ELockMouse;
+    bool OnLockMouse(const Events::LockMouse& e);
+    EventRelay<EditorGUI, Events::UnlockMouse> m_EUnlockMouse;
+    bool OnUnlockMouse(const Events::UnlockMouse& e);
+
+    // Utility functions
+    boost::filesystem::path fileOpenDialog();
+    boost::filesystem::path fileSaveDialog();
+    const std::string formatEntityName(EntityWrapper entity);
+    GLuint tryLoadTexture(std::string filePath);
+    void openModal(const std::string& modal);
+    void setWidgetMode(WidgetMode mode);
+    void toggleWidgetSpace();
+    static bool compareCharArray(const char* c1, const char* c2);
+
+    // Entity file handling methods
+    void entityImport(World* world);
+    void entitySave(EntityWrapper entity, bool saveAs = false);
+    void entityCreate(World* world, EntityWrapper parent);
+    void entityDelete(EntityWrapper entity);
+    void entityChangeParent(EntityWrapper entity, EntityWrapper parent);
+    
+    // UI drawing methods
+    void drawMenu();
+    void drawTools();
+    void drawEntities(World* world);
+    void drawEntitiesRecursive(World* world, EntityID parent);
+    bool drawEntityNode(EntityWrapper entity);
+    void drawComponents(EntityWrapper entity);
+    bool drawComponentNode(EntityWrapper entity, const ComponentInfo& componentType);
+    bool drawComponentField(ComponentWrapper& c, const ComponentInfo::Field_t& field);
+    bool drawComponentField_Vector(ComponentWrapper &c, const ComponentInfo::Field_t &field);
+    bool drawComponentField_Color(ComponentWrapper &c, const ComponentInfo::Field_t &field);
+    bool drawComponentField_int(ComponentWrapper &c, const ComponentInfo::Field_t &field);
+    bool drawComponentField_enum(ComponentWrapper &c, const ComponentInfo::Field_t &field);
+    bool drawComponentField_float(ComponentWrapper &c, const ComponentInfo::Field_t &field);
+    bool drawComponentField_double(ComponentWrapper &c, const ComponentInfo::Field_t &field);
+    bool drawComponentField_bool(ComponentWrapper &c, const ComponentInfo::Field_t &field);
+    bool drawComponentField_string(ComponentWrapper &c, const ComponentInfo::Field_t &field);
+    void drawModals();
+
+    // Custom UI elements
+    bool createDeleteButton(const std::string& componentType);
+    void createWidgetToolButton(WidgetMode mode);
+};
+
+#endif

include/Engine/Editor/EditorRenderSystem.h

@@ -0,0 +1,27 @@
+#ifndef EditorRenderSystem_h__
+#define EditorRenderSystem_h__
+
+#include "../Core/System.h"
+#include "../Rendering/IRenderer.h"
+#include "../Rendering/ModelJob.h"
+#include "../Rendering/Camera.h"
+#include "../Rendering/ESetCamera.h"
+
+class EditorRenderSystem : public ImpureSystem
+{
+public:
+    EditorRenderSystem(SystemParams params, IRenderer* renderer, RenderFrame* renderFrame);
+
+    virtual void Update(double dt) override;
+
+private:
+    IRenderer* m_Renderer;
+    RenderFrame* m_RenderFrame;
+    Camera* m_EditorCamera;
+    EntityWrapper m_CurrentCamera = EntityWrapper::Invalid;
+
+    EventRelay<EditorRenderSystem, Events::SetCamera> m_ESetCamera;
+    bool OnSetCamera(Events::SetCamera& e);
+};
+
+#endif

include/Engine/Editor/EditorStats.h

@@ -0,0 +1,29 @@
+#include <numeric>
+#include <iomanip>
+#include <imgui/imgui.h>
+#include "../Common.h"
+#include "../GLM.h"
+#include "../OpenGL.h"
+
+class EditorStats
+{
+public:
+    EditorStats();
+    void Draw(double dt);
+
+private:
+    // FPS graph
+    const unsigned int m_SampleSize = 100;
+    unsigned int m_FrameCount = 0;
+    std::vector<double> m_FrameTimes;
+    double m_TimeAccumulator = 0.0;
+    double m_AveragedSamplesPerSecond = 10.0;
+    const unsigned int m_AveragedSampleSize = 100;
+    unsigned int m_CurrentAveragedSampleIndex = 0;
+    std::vector<double> m_AveragedSamples;
+    void drawFPSGraph(double dt);
+
+    void drawRAMUsage(double dt);
+
+    void drawVRAMStats(double dt);
+};

include/Engine/Editor/EditorSystem.h

@@ -1,94 +1,72 @@
-#include <imgui/imgui.h>
-#include <glm/gtx/common.hpp>
-#include <boost/filesystem/path.hpp>
-#include <nativefiledialog/nfd.h>
 #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"
-#include "../Core/EntityFilePreprocessor.h"
-#include "../Core/EntityFileParser.h"
-#include "../Core/EntityFileWriter.h"
+#include "../Rendering/Camera.h"
+#include "../Rendering/ESetCamera.h"
+#include "../Core/World.h"
+#include "../Core/SystemPipeline.h"
+#include "../Core/ResourceManager.h"
+#include "../Core/EntityFile.h"
+#include "../Core/EntityXMLFileWriter.h"
+#include "../Core/EMousePress.h"
+#include "../Input/EInputCommand.h"
+#include "EditorGUI.h"
+#include "EditorStats.h"
+#include "EditorCameraInputController.h"
 
 class EditorSystem : public ImpureSystem
 {
 public:
-    EditorSystem(EventBroker* eventBroker, IRenderer* renderer);
+    EditorSystem(SystemParams params, IRenderer* renderer, RenderFrame* renderFrame);
+    ~EditorSystem();
 
-    virtual void Update(World* world, double dt) override;
+    void Update(double dt);
+
+    void Enable();
+    void Disable();
 
 private:
     IRenderer* m_Renderer;
-    World* m_World = nullptr;
+    RenderFrame* m_RenderFrame;
+    World* m_EditorWorld;
+    SystemPipeline* m_EditorWorldSystemPipeline;
+    //Camera* m_EditorCamera;
+    EntityWrapper m_EditorCamera = EntityWrapper::Invalid;
+    EntityWrapper m_ActualCamera = EntityWrapper::Invalid;
+    EditorCameraInputController<EditorSystem>* m_EditorCameraInputController;
+    EditorGUI* m_EditorGUI;
+    EditorStats* m_EditorStats;
 
-    bool m_Enabled;
-    bool m_Visible;
-    boost::filesystem::path m_DefaultEntityDir;
-    boost::filesystem::path m_CurrentFile;
-    std::vector<glm::vec2> m_PickingQueue;
+    // State
+    double m_LastTime = 0.f;
+    bool m_Enabled = true;
+    EditorGUI::WidgetMode m_WidgetMode = EditorGUI::WidgetMode::Translate;
+    EditorGUI::WidgetSpace m_WidgetSpace = EditorGUI::WidgetSpace::Global;
+    EntityWrapper m_Widget = EntityWrapper::Invalid;
+    EntityWrapper m_CurrentSelection = EntityWrapper::Invalid;
 
-    enum class WidgetMode
-    {
-        None,
-        Translate,
-        Rotate,
-        Scale
-    } m_WidgetMode = WidgetMode::None;
+    // Utility functions
+    EntityWrapper importEntity(EntityWrapper parent, boost::filesystem::path filePath);
+    void setWidgetMode(EditorGUI::WidgetMode mode);
 
-    enum class WidgetSpace
-    {
-        Local,
-        Global
-    } m_WidgetSpace = WidgetSpace::Global;
+    // GUI callbacks
+    void OnEntitySelected(EntityWrapper entity);
+    void OnEntitySave(EntityWrapper entity, boost::filesystem::path filePath);
+    EntityWrapper OnEntityCreate(EntityWrapper parent);
+    void OnEntityDelete(EntityWrapper entity);
+    void OnEntityChangeParent(EntityWrapper entity, EntityWrapper parent);
+    void OnEntityChangeName(EntityWrapper entity, const std::string& name);
+    EntityWrapper OnEntityPaste(EntityWrapper entityToCopy, EntityWrapper parent);
+    void OnComponentAttach(EntityWrapper entity, const std::string& componentType);
+    void OnComponentDelete(EntityWrapper entity, const std::string& componentType);
+    void OnWidgetSpace(EditorGUI::WidgetSpace widgetSpace);
 
-    EntityID m_Widget = EntityID_Invalid;
-    EntityID m_WidgetX = EntityID_Invalid;
-    EntityID m_WidgetPlaneX = EntityID_Invalid;
-    EntityID m_WidgetY = EntityID_Invalid;
-    EntityID m_WidgetPlaneY = EntityID_Invalid;
-    EntityID m_WidgetZ = EntityID_Invalid;
-    EntityID m_WidgetPlaneZ = EntityID_Invalid;
-    EntityID m_WidgetOrigin = EntityID_Invalid;
-    glm::vec3 m_WidgetCurrentAxis;
-    float m_WidgetPickingDepth = 0.f;
-
-    EntityID m_Selection = EntityID_Invalid;
-    EntityID m_LastSelection = EntityID_Invalid;
-    EntityID m_UIDraggingEntity = EntityID_Invalid;
-    glm::vec3 m_Position;
-    std::string m_LastDroppedFile;
-
-    static boost::filesystem::path openDialog(boost::filesystem::path defaultPath);
-    static boost::filesystem::path saveDialog(boost::filesystem::path defaultPath);
-
-    EventRelay<EditorSystem, Events::InputCommand> m_EInputCommand;
-    bool OnInputCommand(const Events::InputCommand& e);
-    EventRelay<EditorSystem, Events::MouseRelease> m_EMouseRelease;
-    bool OnMouseRelease(const Events::MouseRelease& e);
+    // Events
     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 createWidget();
-    void updateWidget();
-    void setWidgetMode(WidgetMode newMode);
-    void setWidgetSpace(WidgetSpace space);
-    void drawUI(World* world, double dt);
-    bool createDeleteButton(std::string componentType);
-    bool createEntityNode(World* world, EntityID entity);
-    void changeParent(EntityID entity, EntityID newParent);
-    void fileImport(World* world);
-    void fileSave(World* world);
-    void fileSaveAs(World* world);
+    EventRelay<EditorSystem, Events::WidgetDelta> m_EWidgetDelta;
+    bool OnWidgetDelta(const Events::WidgetDelta& e);
+    EventRelay<EditorSystem, Events::InputCommand> m_EInputCommand;
+    bool OnInputCommand(const Events::InputCommand& e);
+    EventRelay<EditorSystem, Events::SetCamera> m_ESetCamera;
+    bool OnSetCamera(const Events::SetCamera& e);
 };

include/Engine/Editor/EditorWidgetSystem.h

@@ -0,0 +1,49 @@
+#ifndef EditorWidgetSystem_h__
+#define EditorWidgetSystem_h__
+
+#include <imgui/imgui.h>
+#include "../GLM.h"
+#include "../Core/System.h"
+#include "../Rendering/IRenderer.h"
+#include "../Rendering/Util/ScreenCoords.h"
+#include "../Core/EMouseMove.h"
+#include "../Core/EMousePress.h"
+#include "../Core/EMouseRelease.h"
+
+namespace Events
+{
+
+struct WidgetDelta : Event
+{
+    glm::vec3 Translation;
+    glm::vec3 Rotation;
+    glm::vec3 Scale;
+};
+
+}
+
+class EditorWidgetSystem : public ImpureSystem, PureSystem
+{
+public:
+    EditorWidgetSystem(SystemParams params, IRenderer* renderer);
+
+    virtual void Update(double dt) override;
+    virtual void UpdateComponent(EntityWrapper& entity, ComponentWrapper& cEditorWidget, double dt) override;
+
+private:
+    IRenderer* m_Renderer;
+
+    // State
+    EntityWrapper m_PickEntity = EntityWrapper::Invalid;
+    PickData m_PickData;
+    glm::vec2 m_MouseDelta;
+
+    EventRelay<EditorWidgetSystem, Events::MouseMove> m_EMouseMove;
+    bool OnMouseMove(const Events::MouseMove& e);
+    EventRelay<EditorWidgetSystem, Events::MousePress> m_EMousePress;
+    bool OnMousePress(const Events::MousePress& e);
+    EventRelay<EditorWidgetSystem, Events::MouseRelease> m_EMouseRelease;
+    bool OnMouseRelease(const Events::MouseRelease& e);
+};
+
+#endif

include/Engine/GLM.h

@@ -7,4 +7,5 @@
 #include <glm/gtx/rotate_vector.hpp>
 #include <glm/gtc/quaternion.hpp>
 #include <glm/gtx/quaternion.hpp>
-#include <glm/gtc/type_ptr.hpp>
+#include <glm/gtc/type_ptr.hpp>
+#include <glm/gtx/projection.hpp>

include/Engine/GUI/Button.h

@@ -1,165 +0,0 @@
-#ifndef GUI_BUTTON_H__
-#define GUI_BUTTON_H__
-
-#include "GUI/TextureFrame.h"
-#include "GUI/EButtonEnter.h"
-#include "GUI/EButtonLeave.h"
-#include "GUI/EButtonPress.h"
-#include "GUI/EButtonRelease.h"
-#include "Core/EMouseMove.h"
-#include "Core/EMousePress.h"
-#include "Core/EMouseRelease.h"
-
-namespace dd
-{
-namespace GUI
-{
-
-class Button : public TextureFrame
-{
-public:
-	Button(Frame* parent, std::string name)
-		: TextureFrame(parent, name)
-	{
-		EVENT_SUBSCRIBE_MEMBER(m_EMouseMove, &Button::OnMouseMove);
-		EVENT_SUBSCRIBE_MEMBER(m_EMousePress, &Button::OnMousePress);
-		EVENT_SUBSCRIBE_MEMBER(m_EMouseRelease, &Button::OnMouseRelease);
-	}
-
-	void SetTextureHover(std::string resourceName)
-	{
-		m_TextureHover = resourceName;
-	}
-	void SetTextureReleased(std::string resourceName)
-	{
-		m_TextureReleased = resourceName;
-		SetTexture(resourceName);
-	}
-	void SetTexturePressed(std::string resourceName)
-	{
-		m_TexturePressed = resourceName;
-	}
-
-	void Draw(RenderQueueCollection& rq) override
-	{
-		if (m_Texture == nullptr && !m_TextureReleased.empty()) {
-			SetTexture(m_TextureReleased);
-		}
-
-		TextureFrame::Draw(rq);
-	}
-
-	virtual void OnEnter() { }
-	virtual void OnLeave() { }
-	virtual void OnPress() { }
-	virtual void OnRelease() { }
-
-protected:
-	bool m_MouseIsOver = false;
-	bool m_IsDown = false;
-
-	virtual bool OnMouseMove(const Events::MouseMove& event)
-	{
-		if (Hidden()) {
-			return false;
-		}
-
-		bool isOver = Rectangle::Intersects(AbsoluteRectangle(), Rectangle(event.X, event.Y, 1, 1));
-		if (isOver && !m_MouseIsOver) { // Enter
-			if (!m_IsDown) {
-				if (!m_TextureHover.empty()) {
-					SetTexture(m_TextureHover);
-				}
-			}
-			OnEnter();
-			Events::ButtonEnter e;
-			e.FrameName = m_Name;
-			EventBroker->Publish(e);
-			Events::PlaySound soundEvent;
-			soundEvent.FilePath = "Sounds/GUI/hover-n.wav";
-			EventBroker->Publish(soundEvent);
-			
-		} else if (!isOver && m_MouseIsOver) { // Leave
-			if (!m_IsDown) {
-				if (!m_TextureReleased.empty()) {
-					SetTexture(m_TextureReleased);
-				}
-			}
-			OnLeave();
-			Events::ButtonLeave e;
-			e.FrameName = m_Name;
-			EventBroker->Publish(e);
-		}
-		m_MouseIsOver = isOver;
-
-		return true;
-	}
-	virtual bool OnMousePress(const Events::MousePress& event)
-	{
-		if (Hidden()) {
-			//LOG_DEBUG("Pressed hidden button");
-			return false;
-		}
-
-		if (!Rectangle::Intersects(AbsoluteRectangle(), Rectangle(event.X, event.Y, 1, 1))) {
-			return false;
-		}
-
-		if (!m_TexturePressed.empty()) {
-			SetTexture(m_TexturePressed);
-		}
-
-		m_IsDown = true;
-		OnPress();
-		Events::ButtonPress e;
-		e.FrameName = m_Name;
-		e.Button = this;
-		EventBroker->Publish(e);
-
-		return true;
-	}
-	virtual bool OnMouseRelease(const Events::MouseRelease& event)
-	{
-		if (Hidden()) {
-			//LOG_DEBUG("Released hidden button");
-			return false;
-		}
-
-		bool isOver = Rectangle::Intersects(AbsoluteRectangle(), Rectangle(event.X, event.Y, 1, 1));
-		if (!isOver && !m_IsDown) {
-			return false;
-		}
-
-		if (m_MouseIsOver) {
-			if (!m_TextureHover.empty()) {
-				SetTexture(m_TextureHover);
-			}
-		} else {
-			if (!m_TextureReleased.empty()) {
-				SetTexture(m_TextureReleased);
-			}
-		}
-
-		m_IsDown = false;
-		OnRelease();
-		Events::ButtonRelease e;
-		e.FrameName = m_Name;
-		e.Button = this;
-		EventBroker->Publish(e);
-
-		return true;
-	}
-
-private:
-	EventRelay<Frame, Events::MouseMove> m_EMouseMove;
-	EventRelay<Frame, Events::MousePress> m_EMousePress;
-	EventRelay<Frame, Events::MouseRelease> m_EMouseRelease;
-
-	std::string m_TextureHover;
-	std::string m_TexturePressed;
-	std::string m_TextureReleased;
-};
-
-}
-}
-#endif

include/Engine/GUI/ButtonSystem.h

@@ -0,0 +1,44 @@
+#ifndef ButtonSystem_h__
+#define ButtonSystem_h__
+
+#include "../Rendering/IRenderer.h"
+#include "../Core/ConfigFile.h"
+#include "../Rendering/PickingPass.h"
+#include "../Core/ResourceManager.h"
+#include "../Core/System.h"
+#include "../Core/Event.h"
+#include "../Core/EMousePress.h"
+#include "../Core/EMouseRelease.h"
+#include "../Core/ELockMouse.h"
+
+#include "EButtonPressed.h"
+#include "EButtonReleased.h"
+#include "EButtonClicked.h"
+
+
+class ButtonSystem : public PureSystem
+{
+public:
+    ButtonSystem(SystemParams params, IRenderer* renderer);
+    virtual void UpdateComponent(EntityWrapper& entity, ComponentWrapper& component, double dt) override;
+private:
+    IRenderer* m_Renderer;
+    bool m_MouseIsLocked = false;
+
+    EntityWrapper m_PickEntity = EntityWrapper::Invalid;
+    PickData m_PickData;
+
+    EventRelay<ButtonSystem, Events::LockMouse> m_EMouseLock;
+    bool OnMouseLock(const Events::LockMouse& e);
+    EventRelay<ButtonSystem, Events::UnlockMouse> m_EMouseUnlock;
+    bool OnMouseUnlock(const Events::UnlockMouse& e);
+
+    EventRelay<ButtonSystem, Events::MousePress> m_EMousePress;
+    bool OnMousePress(const Events::MousePress& e);
+    EventRelay<ButtonSystem, Events::MouseRelease> m_EMouseRelease;
+    bool OnMouseRelease(const Events::MouseRelease& e);
+};
+
+
+
+#endif

include/Engine/GUI/EButtonClicked.h

@@ -0,0 +1,16 @@
+#ifndef Events_ButtonClicked_h__
+#define Events_ButtonClicked_h__
+
+#include "Core/Event.h"
+
+namespace Events
+{
+
+struct ButtonClicked : public Event {
+    std::string EntityName;
+    EntityWrapper Entity;
+};
+
+}
+
+#endif

include/Engine/GUI/EButtonEnter.h

@@ -1,17 +0,0 @@
-#ifndef Events_ButtonEnter_h__
-#define Events_ButtonEnter_h__
-
-#include "../Core/EventBroker.h"
-
-namespace Events
-{
-
-/** Thrown on GUI button hover. */
-struct ButtonEnter : Event
-{
-	std::string FrameName;
-};
-
-}
-
-#endif

include/Engine/GUI/EButtonLeave.h

@@ -1,17 +0,0 @@
-#ifndef Events_ButtonLeave_h__
-#define Events_ButtonLeave_h__
-
-#include "../Core/EventBroker.h"
-
-namespace Events
-{
-
-/** Thrown on GUI button hover. */
-struct ButtonLeave : Event
-{
-	std::string FrameName;
-};
-
-}
-
-#endif

include/Engine/GUI/EButtonPress.h

@@ -1,20 +0,0 @@
-#ifndef Events_ButtonPress_h__
-#define Events_ButtonPress_h__
-
-#include "../Core/EventBroker.h"
-
-namespace GUI { class Button; }
-
-namespace Events
-{
-
-/** Thrown on GUI button press. */
-struct ButtonPress : Event
-{
-	std::string FrameName;
-	GUI::Button* Button;
-};
-
-}
-
-#endif

include/Engine/GUI/EButtonPressed.h

@@ -0,0 +1,16 @@
+#ifndef Events_ButtonPressed_h__
+#define Events_ButtonPressed_h__
+
+#include "Core/Event.h"
+
+namespace Events
+{
+
+struct ButtonPressed : public Event {
+    std::string EntityName;
+    EntityWrapper Entity;
+};
+
+}
+
+#endif

include/Engine/GUI/EButtonRelease.h

@@ -1,20 +0,0 @@
-#ifndef Events_ButtonRelease_h__
-#define Events_ButtonRelease_h__
-
-#include "../Core/EventBroker.h"
-
-namespace GUI { class Button; }
-
-namespace Events
-{
-
-/** Thrown on GUI button release. */
-struct ButtonRelease : Event
-{
-	std::string FrameName;
-	GUI::Button* Button;
-};
-
-}
-
-#endif

include/Engine/GUI/EButtonReleased.h

@@ -0,0 +1,16 @@
+#ifndef Events_ButtonReleased_h__
+#define Events_ButtonReleased_h__
+
+#include "Core/Event.h"
+
+namespace Events
+{
+
+struct ButtonReleased : public Event {
+    std::string EntityName;
+    EntityWrapper Entity;
+};
+
+}
+
+#endif

include/Engine/GUI/Frame.h

@@ -1,261 +0,0 @@
-#ifndef GUI_Frame_h__
-#define GUI_Frame_h__
-
-#include "../Common.h"
-#include "../Core/Util/Rectangle.h"
-#include "../Core/EventBroker.h"
-#include "../Core/EKeyDown.h"
-#include "../Core/EKeyUp.h"
-#include "../Core/ResourceManager.h"
-#include "../Rendering/RenderQueue.h"
-#include "../Rendering/Texture.h"
-#include "../Input/EInputCommand.h"
-
-namespace GUI
-{
-
-class Frame : public Rectangle
-{
-public:
-	enum class Anchor
-	{
-		Left,
-		Right,
-		Top,
-		Bottom
-	};
-
-	static const int BaseWidth = 1280;
-	static const int BaseHeight = 720;
-
-	// Set up a base frame with an event broker
-	Frame(EventBroker* eventBroker)
-		: m_EventBroker(eventBroker)
-		, BaseFrame(this)
-		, m_Name("UIParent")
-		, Rectangle() { }
-
-	// Create a frame as a child
-	Frame(Frame* parent, std::string name)
-		: m_Name(name)
-	{
-		SetParent(parent);
-		Width = parent->Width;
-		Height = parent->Height;
-		EVENT_SUBSCRIBE_MEMBER(m_EKeyDown, &Frame::OnKeyDown);
-		EVENT_SUBSCRIBE_MEMBER(m_EKeyUp, &Frame::OnKeyUp);
-		EVENT_SUBSCRIBE_MEMBER(m_EInputCommand, &Frame::OnCommand);
-	}
-
-	~Frame()
-	{
-		/*for (auto layer : m_Children)
-		{
-			for (auto child : layer.second)
-			{
-				delete child.second;
-			}
-		}
-
-		if (m_Parent)
-		{
-			m_Parent->RemoveChild(this);
-		}*/
-	}
-
-	Frame* Parent() const { return m_Parent; }
-
-	void SetParent(Frame* parent)
-	{
-		if (parent == nullptr) {
-			LOG_ERROR("Failed to parent frame \"%s\": Invalid parent", m_Name.c_str());
-			return;
-		}
-
-		m_Layer = parent->Layer() + 1;
-		parent->AddChild(this);
-		m_Parent = parent;
-		m_EventBroker = parent->m_EventBroker;
-		BaseFrame = parent->BaseFrame;
-	}
-
-	void AddChild(Frame* child)
-	{
-		m_Children[child->m_Layer].insert(std::make_pair(child->Name(), child));
-		if (m_Parent) {
-			m_Parent->AddChild(child);
-		}
-	}
-
-	void RemoveChild(Frame* child)
-	{
-		auto it = m_Children.find(child->m_Layer);
-		if (it != m_Children.end()) {
-			m_Children.erase(it);
-		}
-
-		if (m_Parent) {
-			m_Parent->RemoveChild(child);
-		}
-	}
-
-	std::string Name() const { return m_Name; }
-	void SetName(std::string val) { m_Name = val; }
-
-	int Layer() const { return m_Layer; }
-
-	bool Hidden() const
-	{
-		if (m_Parent)
-			return m_Parent->Hidden() || m_Hidden;
-		else
-			return m_Hidden;
-	}
-	bool Visible() const
-	{
-		return !Hidden();
-	}
-
-	virtual void Hide() { m_Hidden = true; }
-	virtual void Show() { m_Hidden = false; }
-
-	int Left() const override
-	{
-		if (m_Parent)
-			return m_Parent->Left() + X;
-		else
-			return X;
-	}
-	void SetLeft(int absLeft) override
-	{
-		if (m_Parent) {
-			X = absLeft - m_Parent->Left();
-		} else {
-			X = absLeft;
-		}
-	}
-	int Right() const override
-	{
-		return Left() + Width;
-	}
-	void SetRight(int absRight) override
-	{
-		if (m_Parent) {
-			X = absRight - Width - m_Parent->Left();
-		} else {
-			X = absRight - Width;
-		}
-	}
-	int Top() const override
-	{
-		if (m_Parent)
-			return m_Parent->Top() + Y;
-		else
-			return Y;
-	}
-	void SetTop(int absTop) override
-	{
-		if (m_Parent) {
-			Y = absTop - m_Parent->Top();
-		} else {
-			Y = absTop;
-		}
-	}
-	int Bottom() const override
-	{
-		return Top() + Height;
-	}
-	void SetBottom(int absBottom) override
-	{
-		if (m_Parent) {
-			Y = absBottom - Height - m_Parent->Top();
-		} else {
-			Y = absBottom - Height;
-		}
-	}
-
-	glm::vec2 Scale()
-	{
-		if (m_Parent)
-			return m_Parent->Scale();
-		else
-			return glm::vec2(Width, Height) / glm::vec2(BaseWidth, BaseHeight);
-	}
-
-	Rectangle AbsoluteRectangle()
-	{
-		int left = Left();
-		if (m_Parent)
-			left = std::max(left, m_Parent->Left());
-		int top = Top();
-		if (m_Parent)
-			top = std::max(top, m_Parent->Top());
-		int width = Right() - left;
-		int height = Bottom() - top;
-		return Rectangle(left, top, width, height);
-	}
-
-	void UpdateLayered(double dt)
-	{
-		// Update ourselves
-		this->Update(dt);
-
-		// Update children
-		for (auto& pairLayer : m_Children) {
-			auto children = pairLayer.second;
-			for (auto& pairChild : children) {
-				auto child = pairChild.second;
-				child->Update(dt);
-			}
-		}
-	}
-
-	virtual void Update(double dt) { }
-
-	void DrawLayered(RenderQueueCollection& rq)
-	{
-		if (this->Hidden())
-			return;
-
-		// Draw ourselves
-		this->Draw(rq);
-
-		// Draw children
-		for (auto& pairLayer : m_Children) {
-			auto children = pairLayer.second;
-			for (auto& pairChild : children) {
-				auto child = pairChild.second;
-				if (child->Hidden())
-					continue;
-				child->Draw(rq);
-			}
-		}
-	}
-
-	virtual void Draw(RenderQueueCollection& rq) { }
-
-protected:
-	::EventBroker* m_EventBroker;
-	Frame* BaseFrame = nullptr;
-
-	std::string m_Name = "Unnamed";
-	int m_Layer = 0;
-	bool m_Hidden = false;
-
-	Frame* m_Parent = nullptr;
-	typedef std::multimap<std::string, Frame*> Children_t; // name -> frame
-	std::map<int, Children_t> m_Children; // layer -> Children_t
-
-	virtual bool OnKeyDown(const Events::KeyDown& event) { return false; }
-	virtual bool OnKeyUp(const Events::KeyUp& event) { return false; }
-	virtual bool OnCommand(const Events::InputCommand& event) { return false; }
-
-private:
-	EventRelay<Frame, Events::KeyDown> m_EKeyDown;
-	EventRelay<Frame, Events::KeyUp> m_EKeyUp;
-	EventRelay<Frame, Events::InputCommand> m_EInputCommand;
-};
-
-}
-
-#endif

include/Engine/GUI/MainMenuSystem.h

@@ -0,0 +1,33 @@
+#ifndef MainMenuSystem_h__
+#define MainMenuSystem_h__
+
+#include "../Core/System.h"
+#include "../Rendering/IRenderer.h"
+#include "../Core/ResourceManager.h"
+#include "../Core/Event.h"
+
+
+#include "EButtonClicked.h"
+#include "EButtonPressed.h"
+#include "EButtonReleased.h"
+
+
+class MainMenuSystem : public ImpureSystem
+{
+public:
+    MainMenuSystem(SystemParams params, IRenderer* renderer);
+    virtual void Update(double dt) override;
+
+private:
+    IRenderer* m_Renderer;
+
+    EventRelay<MainMenuSystem, Events::ButtonClicked> m_EClicked;
+    bool OnButtonClick(const Events::ButtonClicked& e);
+    EventRelay<MainMenuSystem, Events::ButtonReleased> m_EReleased;
+    bool OnButtonRelease(const Events::ButtonReleased& e);
+    EventRelay<MainMenuSystem, Events::ButtonPressed> m_EPressed;
+    bool OnButtonPress(const Events::ButtonPressed& e);
+
+};
+
+#endif

include/Engine/GUI/TextureFrame.h

@@ -1,111 +0,0 @@
-#ifndef GUI_TextureFrame_h__
-#define GUI_TextureFrame_h__
-
-#include "Frame.h"
-#include "../Rendering/Texture.h"
-
-namespace GUI
-{
-
-class TextureFrame : public Frame
-{
-public:
-	TextureFrame(Frame* parent, std::string name)
-		: Frame(parent, name) { }
-
-	void EnableScissor() { m_ScissorEnabled = true; }
-	void DisableScissor() { m_ScissorEnabled = false; }
-
-	void Draw(RenderQueueCollection& rq) override
-	{
-		if (m_Texture == nullptr)
-			return;
-
-		// Texture while fading
-		if (m_FadeTexture && m_CurrentFade < 1) {
-			FrameJob job;
-			job.Scissor = (m_ScissorEnabled) ? m_Parent->AbsoluteRectangle() : Rectangle();
-			job.Viewport = Rectangle(Left(), Top(), Width, Height);
-			job.TextureID = m_FadeTexture->ResourceID;
-			job.DiffuseTexture = m_FadeTexture;
-			job.Color = glm::vec4(m_Color.r, m_Color.g, m_Color.b, m_Color.a);
-			job.Name = Name();
-			rq.GUI.Add(job);
-		}
-
-		// Main texture
-		{
-			FrameJob job;
-			job.Scissor = (m_ScissorEnabled) ? m_Parent->AbsoluteRectangle() : Rectangle();
-			job.Viewport = Rectangle(Left(), Top(), Width, Height);
-			job.TextureID = m_Texture->ResourceID;
-			job.DiffuseTexture = m_Texture;
-			job.Color = glm::vec4(m_Color.r, m_Color.g, m_Color.b, m_Color.a * m_CurrentFade);
-			job.Name = Name();
-			rq.GUI.Add(job);
-		}
-	}
-
-	std::string Texture() const { return m_TextureName; }
-
-	void SetTexture(std::string resourceName)
-	{
-		if (resourceName.empty()) {
-			m_Texture = nullptr;
-			return;
-		}
-
-		m_Texture = ResourceManager::Load<Texture>(resourceName);
-		m_TextureName = resourceName;
-		if (m_Texture == nullptr) {
-			m_Texture = ResourceManager::Load<Texture>("Textures/Core/ErrorTexture.png");
-		}
-
-		SizeToTexture();
-	}
-
-	void SizeToTexture()
-	{
-		if (m_Texture != nullptr) {
-			this->Width = m_Texture->Width;
-			this->Height = m_Texture->Height;
-		}
-	}
-
-	void FadeToTexture(std::string resourceName, double duration)
-	{
-		m_FadeTexture = m_Texture;
-		SetTexture(resourceName);
-		m_FadeDuration = duration;
-		m_CurrentFade = 0.f;
-	}
-
-	void Update(double dt) override
-	{
-		if (m_CurrentFade < 1) {
-			m_CurrentFade += dt / m_FadeDuration;
-			if (m_CurrentFade > 1) {
-				m_FadeTexture = nullptr;
-				m_CurrentFade = 1;
-				m_FadeDuration = 0;
-			}
-		}
-	}
-
-	glm::vec4 Color() const { return m_Color; }
-	void SetColor(glm::vec4 val) { m_Color = val; }
-
-protected:
-	bool m_ScissorEnabled = true;
-	Texture* m_Texture = nullptr;
-	std::string m_TextureName;
-	Texture* m_FadeTexture = nullptr;
-	glm::vec4 m_Color = glm::vec4(1.f, 1.f, 1.f, 1.f);
-	float m_FadeDuration = 0.f;
-	float m_CurrentFade = 1.f;
-
-};
-
-}
-
-#endif

include/Engine/Input/EInputCommand.h

@@ -2,6 +2,7 @@
 #define Events_InputCommand_h__
 
 #include "Core/EventBroker.h"
+#include "Core/EntityWrapper.h"
 
 namespace Events
 {
@@ -9,7 +10,8 @@ namespace Events
 struct InputCommand : Event
 {
 	/** Numerical ID of the player. */
-	unsigned int PlayerID;
+	int PlayerID;
+    EntityWrapper Player;
 	/** The command that was sent. */
 	std::string Command;
 	/** The value of the command. */

include/Engine/Input/FirstPersonInputController.h

@@ -4,67 +4,252 @@
 #include "../GLM.h"
 #include "../Core/InputController.h"
 #include "../Core/ELockMouse.h"
+#include "../Game/Events/EDashAbility.h"
+#include "InputHandler.h"
 
 template <typename EventContext>
 class FirstPersonInputController : public InputController<EventContext>
 {
 public:
-    FirstPersonInputController(EventBroker* eventBroker, unsigned int playerID)
-        : InputController(eventBroker)
-        , m_PlayerID(playerID)
-    {
-        EVENT_SUBSCRIBE_MEMBER(m_ELockMouse, &FirstPersonInputController::OnLockMouse);
-        EVENT_SUBSCRIBE_MEMBER(m_EUnlockMouse, &FirstPersonInputController::OnUnlockMouse);
+    FirstPersonInputController(EventBroker* eventBroker, int playerID);
+
+    virtual const glm::vec3 Movement() const { return m_Movement; }
+    virtual const glm::vec3 Rotation() const { return m_Rotation; }
+    virtual bool Jumping() const { return m_Jumping; }
+    virtual bool Crouching() const { return m_Crouching; }
+    virtual bool DoubleJumping() const { return m_DoubleJumping; }
+    virtual void SetDoubleJumping(bool isDoubleJumping) {
+        m_DoubleJumping = isDoubleJumping;
     }
 
-    const glm::quat Orientation() const { return m_Orientation; }
-    
-    void LockMouse()
-    {
-        Events::LockMouse e;
-        m_EventBroker->Publish(e);
-        m_MouseLocked = true;
-    }
+    void LockMouse();
+    void UnlockMouse();
+    virtual bool OnCommand(const Events::InputCommand& e) override;
+    virtual void Reset();
 
-    void UnlockMouse()
-    {
-        Events::UnlockMouse e;
-        m_EventBroker->Publish(e);
-        m_MouseLocked = false;
-    }
+    void AssaultDashCheck(double dt, bool isJumping, double assaultDashCoolDownMaxTimer, double& assaultDashCoolDownTimer, EntityID playerID);
+    virtual bool AssaultDashDoubleTapped() const { return m_AssaultDashDoubleTapped; }
+    virtual bool PlayerIsDashing() const { return m_PlayerIsDashing; }
 
-    virtual bool OnCommand(const Events::InputCommand& e) override
-    {
-        if (m_PlayerID != e.PlayerID) {
-            return false;
-        }
+protected:
+    const int m_PlayerID;
+    bool m_MouseLocked = false;
+    glm::vec3 m_Rotation;
+    glm::vec3 m_Movement;
+    bool m_Jumping = false;
+    bool m_DoubleJumping = false;
+    bool m_Crouching = false;
+    //assault dash membervariables - needed to calculate the doubletap- and dashlogic
+    double m_AssaultDashDoubleTapDeltaTime = 0.0;
+    double m_DashEffectResetTimer = 0.0;
+    //i will let m_AssaultDashDoubleTapSensitivityTimer stay hardcoded, its not really a gamevariable (more an inputvariable), 
+    //and its very unlikely that someone wants to change that value
+    const float m_AssaultDashDoubleTapSensitivityTimer = 0.25f;
+    std::string m_AssaultDashTapDirection = "";
+    std::string m_CurrentDirectionVector = "";
+    bool m_AssaultDashDoubleTapped = false;
+    bool m_PlayerIsDashing = false;
+    bool m_ShiftDashing = false;
+    bool m_ValidDoubleTap = false;
 
-        if (m_MouseLocked) {
-            if (e.Command == "Pitch") {
-                float val = glm::radians(e.Value);
-                m_Orientation = m_Orientation * glm::angleAxis<float>(-val, glm::vec3(1, 0, 0));
-                return true;
-            }
+    //specialabilities
+    bool m_MovementKeyDown = false;
+    bool m_SpecialAbilityKeyDown = false;
+    int m_NumberOfMovementKeysDown = 0;
 
-            if (e.Command == "Yaw") {
-                float val = glm::radians(e.Value);
-                m_Orientation = glm::angleAxis<float>(-val, glm::vec3(0, 1, 0)) * m_Orientation;
-                return true;
-            }
-        }
+    EventRelay<EventContext, Events::LockMouse> m_ELockMouse;
+    bool OnLockMouse(const Events::LockMouse& e);
+    EventRelay<EventContext, Events::UnlockMouse> m_EUnlockMouse;
+    bool OnUnlockMouse(const Events::UnlockMouse& e);
+};
 
+template <typename EventContext>
+FirstPersonInputController<EventContext>::FirstPersonInputController(EventBroker* eventBroker, int playerID)
+    : InputController(eventBroker)
+    , m_PlayerID(playerID)
+{
+    EVENT_SUBSCRIBE_MEMBER(m_ELockMouse, &FirstPersonInputController::OnLockMouse);
+    EVENT_SUBSCRIBE_MEMBER(m_EUnlockMouse, &FirstPersonInputController::OnUnlockMouse);
+}
+
+template <typename EventContext>
+void FirstPersonInputController<EventContext>::Reset()
+{
+    m_Rotation = glm::vec3(0.f, 0.f, 0.f);
+    m_Jumping = false;
+}
+
+template <typename EventContext>
+void FirstPersonInputController<EventContext>::LockMouse()
+{
+    Events::LockMouse e;
+    m_EventBroker->Publish(e);
+    m_MouseLocked = true;
+}
+
+template <typename EventContext>
+void FirstPersonInputController<EventContext>::UnlockMouse()
+{
+    Events::UnlockMouse e;
+    m_EventBroker->Publish(e);
+    m_MouseLocked = false;
+}
+
+template <typename EventContext>
+bool FirstPersonInputController<EventContext>::OnCommand(const Events::InputCommand& e)
+{
+    if (m_PlayerID != e.PlayerID) {
         return false;
     }
 
-protected:
-    const unsigned int m_PlayerID;
-    glm::quat m_Orientation;
-    bool m_MouseLocked = false;
-    
-    EventRelay<EventContext, Events::LockMouse> m_ELockMouse;
-    bool OnLockMouse(const Events::LockMouse& e) { m_MouseLocked = true; return true; }
-    EventRelay<EventContext, Events::UnlockMouse> m_EUnlockMouse;
-    bool OnUnlockMouse(const Events::UnlockMouse& e) { m_MouseLocked = false; return true; }
-};
+    if (e.Command == "Pitch") {
+        float val = glm::radians(e.Value);
+        m_Rotation.x += -val;
+        //m_Rotation.x = glm::clamp(m_Rotation.x, -glm::half_pi<float>(), glm::half_pi<float>());
+    }
+
+    if (e.Command == "Yaw") {
+        float val = glm::radians(e.Value);
+        m_Rotation.y += -val;
+    }
+
+    if (e.Command == "Forward" || e.Command == "Right") {
+        if (e.Command == "Forward") {
+            float val = glm::clamp(e.Value, -1.f, 1.f);
+            m_Movement.z = -val;
+        }
+        if (e.Command == "Right") {
+            float val = glm::clamp(e.Value, -1.f, 1.f);
+            m_Movement.x = val;
+        }
+        if (glm::length2(m_Movement) > 0) {
+            m_Movement = glm::normalize(m_Movement);
+        }
+    }
+
+    if (e.Command == "Forward" || e.Command == "Right") {
+        if (e.Value != 0) {
+            m_CurrentDirectionVector = e.Command == "Right" ? (e.Value > 0 ? "Right" : "Left") : (e.Value > 0 ? "Forward" : "Backward");
+        }
+        //if value = 0 then you have just released this key
+        if (e.Value != 0) {
+            m_NumberOfMovementKeysDown++;
+            m_MovementKeyDown = true;
+            //if you pressed the same key within m_AssaultDashDoubleTapSensitivityTimer then you have doubletapped it
+            if (m_AssaultDashDoubleTapDeltaTime < m_AssaultDashDoubleTapSensitivityTimer && m_AssaultDashTapDirection == m_CurrentDirectionVector) {
+                m_ValidDoubleTap = true;
+            }
+        } else {
+            //== 0
+            m_NumberOfMovementKeysDown--;
+            if (m_NumberOfMovementKeysDown == 0) {
+                m_MovementKeyDown = false;
+            }
+                //you have just released the key, store what key it was and reset the doubletap-sensitivity-timer
+                m_AssaultDashTapDirection = m_CurrentDirectionVector;
+                m_AssaultDashDoubleTapDeltaTime = 0.f;
+            
+        }
+    }
+
+    if (e.Command == "Jump") {
+        m_Jumping = e.Value > 0;
+    }
+
+    if (e.Command == "Crouch") {
+        m_Crouching = e.Value > 0;
+    }
+
+    if (e.Command == "SpecialAbility") {
+        if (e.Value > 0) {
+            m_SpecialAbilityKeyDown = true;
+        } else {
+            m_SpecialAbilityKeyDown = false;
+        }
+    }
+    if (m_SpecialAbilityKeyDown && m_MovementKeyDown) {
+        m_ShiftDashing = true;
+    } else {
+        m_ShiftDashing = false;
+    }
+
+    return true;
+}
+
+template <typename EventContext>
+bool FirstPersonInputController<EventContext>::OnUnlockMouse(const Events::UnlockMouse& e)
+{
+    m_MouseLocked = false;
+    return true;
+}
+
+template <typename EventContext>
+bool FirstPersonInputController<EventContext>::OnLockMouse(const Events::LockMouse& e)
+{
+    m_MouseLocked = true;
+    return true;
+}
+
+template <typename EventContext>
+void FirstPersonInputController<EventContext>::AssaultDashCheck(double dt, bool isJumping, double assaultDashCoolDownMaxTimer, double& assaultDashCoolDownTimer, EntityID playerID) {
+    m_AssaultDashDoubleTapDeltaTime += dt;
+    m_DashEffectResetTimer += dt;
+    assaultDashCoolDownTimer -= dt;
+    //cooldown = assaultDashCoolDownMaxTimer sec, pretend the dash lasts 0.25 sec (for friction to do its work)
+    if (assaultDashCoolDownTimer > (assaultDashCoolDownMaxTimer - 0.25f)) {
+        m_PlayerIsDashing = true;
+        if (m_DashEffectResetTimer > 0.05) {
+            Events::DashAbility e;
+            e.Player = playerID;
+            m_EventBroker->Publish(e);
+            m_DashEffectResetTimer = 0.0;
+        }
+    } else {
+        m_PlayerIsDashing = false;
+    }
+
+    //dashing with shift
+    if (m_ShiftDashing && assaultDashCoolDownTimer <= 0.0f) {
+        //player is dashing with shift
+        //the wanted-direction is set in playermovement already so we dont need to check what direction we want to dash in!
+        assaultDashCoolDownTimer = assaultDashCoolDownMaxTimer;
+        m_AssaultDashDoubleTapped = true;
+        m_AssaultDashDoubleTapDeltaTime = 0.f;
+        Events::DashAbility e;
+        e.Player = playerID;
+        m_EventBroker->Publish(e);
+        return;
+    }
+
+    //reset the DoubleTapped state in case we recently doubleTapped (doubletap will only happen during 1 frame)
+    if (m_AssaultDashDoubleTapped) {
+        m_AssaultDashDoubleTapped = false;
+    }
+
+    //dashing with doubletap - check if doubletap to dash enabled
+    if (!ResourceManager::Load<ConfigFile>("Input.ini")->Get<bool>("Keyboard.DoubleTapToDash", false)) {
+        return;
+    }
+
+    //check if we have received a valid doubletap
+    if (!m_ValidDoubleTap) {
+        return;
+    }
+    m_ValidDoubleTap = false;
+
+    if (!(assaultDashCoolDownTimer <= 0.0f)) {
+        //if we cant dash at the moment, then just reset the tap-sensitivity-timer
+        m_AssaultDashDoubleTapDeltaTime = 0.f;
+        return;
+    }
+    //ok, we have a valid tap, lets do it
+    m_AssaultDashDoubleTapped = true;
+    m_AssaultDashDoubleTapDeltaTime = 0.f;
+    assaultDashCoolDownTimer = assaultDashCoolDownMaxTimer;
+
+    Events::DashAbility e;
+    e.Player = playerID;
+    m_EventBroker->Publish(e);
+}
 
 #endif

include/Engine/Input/InputProxy.h

@@ -1,6 +1,7 @@
 #ifndef InputProxy_h__
 #define InputProxy_h__
 
+#include <boost/tokenizer.hpp>
 #include "../Common.h"
 #include "../Core/ResourceManager.h"
 #include "../Core/ConfigFile.h"

include/Engine/Network/Client.h

@@ -3,82 +3,149 @@
 
 #include <string>
 #include <ctime>
+#include <limits>
+#include <queue>
 
 #include <glm/common.hpp>
 #include <boost/asio.hpp>
+#include <boost/shared_array.hpp>
 
 #include "Network/Network.h"
 #include "Network/MessageType.h"
 #include "Network/PlayerDefinition.h"
+#include "Network/UDPClient.h"
+#include "Network/TCPClient.h"
 #include "Network/SnapshotDefinitions.h"
 #include "Core/World.h"
 #include "Core/EventBroker.h"
 #include "Core/ConfigFile.h"
+#include "Core/EPlayerDeath.h"
 #include "Input/EInputCommand.h"
+#include "Core/EPlayerDamage.h"
+#include "../Game/Events/EDoubleJump.h"
+#include "Network/EInterpolate.h"
+#include "Network/SnapshotFilter.h"
+#include "Core/EPlayerSpawned.h"
+#include "Core/EAmmoPickup.h"
+#include "Network/ESearchForServers.h"
+#include "../Game/Events/EDashAbility.h"
+
+struct ServerInfo
+{
+    ServerInfo(std::string a, int b, std::string c, int d)
+    {
+        Address = a; Port = b; Name = c; PlayersConnected = d;
+    }
+    std::string Address = "";
+    int Port = 0;
+    std::string Name = "";
+    int PlayersConnected = 0;
+};
 
 class Client : public Network
 {
 public:
-    Client(ConfigFile* config);
+    Client(World* world, EventBroker* eventBroker);
+    Client(World* world, EventBroker* eventBroker, std::unique_ptr<SnapshotFilter> snapshotFilter);
     ~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;
 
+    void Connect(std::string address, int port);
+    void Update() override;
+private:
+    UDPClient m_Unreliable;
+    TCPClient m_Reliable;
+    std::vector<Events::PlayerSpawned> m_PlayerSpawnEvents;
+    void parseSpawnEvents();
+    // Save for children
+    std::unique_ptr<SnapshotFilter> m_SnapshotFilter = nullptr;
+
+    std::string m_Address;
+    int m_Port = 0;
     // Sending message to server logic
-    int bytesRead = -1;
-    char readBuf[1024] = { 0 };
-    int snapshotInterval = 33;
-    std::clock_t previousSnapshotMessage = std::clock();
+    size_t bytesRead = 0;
 
     // Packet loss logic
-    unsigned int m_PacketID = 0;
-    unsigned int m_PreviousPacketID = 0;
-    unsigned int m_SendPacketID = 0;
+    PacketID m_PacketID = 0;
+    PacketID m_PreviousPacketID = 0;
+    PacketID m_SendPacketID = 0;
 
     // Game logic
-    World* m_World;
     std::string m_PlayerName;
-    int m_PlayerID = -1;
+    PlayerID m_PlayerID = -1;
+    bool m_IsConnected = false;
+    EntityWrapper m_LocalPlayer = EntityWrapper::Invalid;
+    // Server Client Lookup map
+    // Assumes that root node for client and server is EntityID 0.
+
+    // Don't Add items to these two maps with insert, use insertIntoServerClientMaps(EntityID, EntityID)!!!!
+    std::unordered_map<EntityID, EntityID> m_ServerIDToClientID;
+    std::unordered_map<EntityID, EntityID> m_ClientIDToServerID;
 
     // Network logic
-    PlayerDefinition m_PlayerDefinitions[MAXCONNECTIONS];
+    PlayerDefinition m_PlayerDefinitions[8];
     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;
+    std::clock_t m_TimeSinceSentInputs;
+    unsigned int m_SendInputIntervalMs;
+    std::vector<Events::InputCommand> m_InputCommandBuffer;
 
     // Private member functions
-    void readFromServer();
-    void sendSnapshotToServer();
-    int receive(char* data, size_t length);
-    void send(Packet& packet);
-    void connect();
+    size_t  receive(char* data);
     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 updateFields(Packet& packet, const ComponentInfo& componentInfo, const EntityID& entityID);
+    SharedComponentWrapper createSharedComponent(Packet& packet, EntityID entityID, const ComponentInfo& componentInfo);
+    void ignoreFields(Packet& packet, const ComponentInfo& componentInfo);
+    void parseUDPConnect(Packet& packet);
+    void parseTCPConnect(Packet& packet);
+    void parsePlayerConnected(Packet& packet);
     void parsePing();
-    void parseServerPing();
+    void parseServerlist(Packet& packet);
+    void parseKick();
+    void parsePlayersSpawned(Packet& packet);
+    void parseEntityDeletion(Packet& packet);
+    void parsePlayerDamage(Packet& packet);
+    void parseComponentDeletion(Packet& packet);
+    void parseDoubleJump(Packet& packet);
+    void parseDashEffect(Packet& packet);
+    void parseAmmoPickup(Packet& packet);
+    void InterpolateFields(Packet& packet, const ComponentInfo & componentInfo, const EntityID & entityID, const std::string & componentType);
     void parseSnapshot(Packet& packet);
     void identifyPacketLoss();
-    bool isConnected();
+    void hasServerTimedOut();
     EntityID createPlayer();
+    void sendInputCommands();
+    void sendLocalPlayerTransform();
+    void becomePlayer();
+    void displayServerlist();
+    // Mapping Logic
+    // Returns if local EntityID exist in map
+    bool clientServerMapsHasEntity(EntityID clientEntityID);
+    // Returns if server EntityID exist in map
+    bool serverClientMapsHasEntity(EntityID serverEntityID);
+    void insertIntoServerClientMaps(EntityID serverEntityID, EntityID clientEntityID);
+    void deleteFromServerClientMaps(EntityID serverEntityID, EntityID clientEntityID);
 
     // Events
-    EventBroker* m_EventBroker;
     EventRelay<Client, Events::InputCommand> m_EInputCommand;
-    bool OnInputCommand(const Events::InputCommand &e);
+    bool OnInputCommand(const Events::InputCommand& e);
+    EventRelay<Client, Events::PlayerDamage> m_EPlayerDamage;
+    bool OnPlayerDamage(const Events::PlayerDamage& e);
+    EventRelay<Client, Events::PlayerSpawned> m_EPlayerSpawned;
+    bool OnPlayerSpawned(const Events::PlayerSpawned& e);
+    EventRelay< Client, Events::SearchForServers> m_ESearchForServers;
+    EventRelay<Client, Events::DoubleJump> m_EDoubleJump;
+    bool OnDoubleJump(Events::DoubleJump & e);
+    EventRelay<Client, Events::DashAbility> m_EDashAbility;
+    bool OnDashAbility(const Events::DashAbility& e);
+
+    bool OnSearchForServers(const Events::SearchForServers& e);
+    UDPClient m_ServerlistRequest;
+    std::vector<ServerInfo> m_Serverlist;
+    bool m_SearchingForServers = false;
+    std::clock_t m_StartSearchTime;
+    double m_SearchingTime = 2000; // Config I guess
 };
 
 #endif

include/Engine/Network/EInterpolate.h

@@ -0,0 +1,25 @@
+#ifndef Events_Interpolate_h__
+#define Events_Interpolate_h__
+
+#include <boost/shared_array.hpp>
+
+#include "Core/EventBroker.h"
+#include "Core/Entity.h"
+
+namespace Events
+{
+
+struct Interpolate : Event
+{
+    Interpolate(EntityWrapper Entity, SharedComponentWrapper Component)
+        : Entity(Entity)
+        , Component(Component)
+    { }
+
+    EntityWrapper Entity;
+    SharedComponentWrapper Component;
+};
+
+}
+
+#endif

include/Engine/Network/EPlayerDisconnected.h

@@ -0,0 +1,18 @@
+#ifndef Events_PlayerDisconnected
+#define Events_PlayerDisconnected
+
+#include "Core/EventBroker.h"
+#include "Core/Entity.h"
+
+namespace Events
+{
+
+struct PlayerDisconnected : public Event
+{
+    unsigned int PlayerID;
+    EntityID Entity;
+};
+
+}
+
+#endif

include/Engine/Network/ESearchForServers.h

@@ -0,0 +1,12 @@
+#ifndef Events_SearchForServers_h__
+#define Events_SearchForServers_h__
+
+#include "Core/Event.h"
+
+namespace Events
+{
+
+struct SearchForServers : public Event { };
+
+}
+#endif

include/Engine/Network/MessageType.h

@@ -5,13 +5,25 @@
 // Used to determine what type of message was sent.
 enum class MessageType
 {
-	Connect,
-	Disconnect,
-	ClientPing,
-	ServerPing,
-	Message,
-	Snapshot,
-	Event,
+    Connect,
+    Disconnect,
+    Ping,
+    Message,
+    Snapshot,
+    OnInputCommand,
+    OnPlayerDamage,
+    PlayerConnected,
+    BecomePlayer,
+    Kick,
+    OnPlayerSpawned,
+    EntityDeleted,
+    ComponentDeleted,
+    PlayerTransform,
+    OnDoubleJump,
+    OnDashEffect,
+    ServerlistRequest,
+    AmmoPickup,
+    Invalid
 };
 
 #endif

include/Engine/Network/Network.h

@@ -1,19 +1,44 @@
 #ifndef Network_h__
 #define Network_h__
 
+#include <ctime>
+
 #include "Core/World.h"
 #include "Core/EventBroker.h"
 #include "Network/Packet.h"
+#include "Network/NetworkData.h"
+#include "Core/ResourceManager.h"
+#include "Core/ConfigFile.h"
+#include <fstream>
+#include <iostream>
 
-#define MAXCONNECTIONS 8
-#define INPUTSIZE 128
+#define BUFFERSIZE 32000
+typedef unsigned int PlayerID;
+typedef unsigned int PacketID;
 
 class Network
 {
 public:
+    Network(World* world, EventBroker* eventBroker);
     virtual ~Network() { };
-    virtual void Start(World* m_world, EventBroker *eventBroker) = 0;
+
     virtual void Update() = 0;
+
+protected:
+    World* m_World;
+    EventBroker* m_EventBroker;
+
+    // For Debug 
+    bool isReadingData = false;
+    NetworkData m_NetworkData;
+    unsigned int m_SaveDataIntervalMs = 1000;
+    std::clock_t m_SaveDataTimer;
+    unsigned int m_MaxConnections;
+    double m_TimeoutMs;
+    void logSentData(int bytesSent);
+    void logReceivedData(int bytesReceived);
+    void saveToFile();
+    void updateNetworkData();
 };
 
 #endif

include/Engine/Network/NetworkClient.h

@@ -0,0 +1,24 @@
+#ifndef NetworkClient_h__
+#define NetworkClient_h__
+
+#include "Network/Packet.h"
+#define BUFFERSIZE 64000
+typedef unsigned int PlayerID;
+typedef unsigned int PacketID;
+
+class NetworkClient
+{
+public:
+    NetworkClient();
+    virtual ~NetworkClient();
+    virtual void Connect(std::string playerName, std::string address, int port) = 0;
+    virtual void Disconnect() = 0;
+    virtual void Receive(Packet& packet) = 0;
+    virtual void Send(Packet & packet) = 0;
+    virtual bool IsSocketAvailable() = 0;
+protected:
+    char* m_ReadBuffer;
+    unsigned int m_BufferSize = BUFFERSIZE;
+};
+
+#endif

include/Engine/Network/NetworkData.h

@@ -0,0 +1,18 @@
+#ifndef NetworkData_h__
+#define NetworkData_h__
+#include <vector>
+
+struct NetworkData {
+    double TotalTime = 0;
+    size_t TotalDataReceived = 0;
+    size_t TotalDataSent = 0;
+    size_t AmountOfMessagesReceived = 0;
+    unsigned int AmountOfMessagesSent = 0;
+    // Interval based
+    size_t DataReceivedThisInterval = 0;
+    size_t DataSentThisInterval = 0;
+    // pair: first=reveived, second=send 
+    std::vector<std::pair<size_t, size_t>> BandwidthBytes;
+};
+
+#endif

include/Engine/Network/NetworkServer.h

@@ -0,0 +1,24 @@
+#ifndef NetworkServer_h__
+#define NetworkServer_h__
+#include <boost/asio.hpp>
+#include "Network/Packet.h"
+#include "Network/PlayerDefinition.h"
+#define BUFFERSIZE 64000
+typedef unsigned int PlayerID;
+typedef unsigned int PacketID;
+
+class NetworkServer
+{
+public:
+    NetworkServer();
+    virtual ~NetworkServer();
+    virtual void AcceptNewConnections(int& nextPlayerID, std::map<PlayerID, PlayerDefinition>& connectedPlayers) = 0;
+    virtual void Receive(Packet & packet, PlayerDefinition & playerDefinition) = 0;
+    virtual void Send(Packet & packet, PlayerDefinition & playerDefinition) = 0;
+    virtual void Send(Packet & packet) = 0;
+protected:
+    char* m_ReadBuffer;
+    unsigned int m_BufferSize = BUFFERSIZE;
+};
+
+#endif

include/Engine/Network/Packet.h

@@ -13,16 +13,21 @@ public:
     // 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(char* data, const size_t sizeOfPacket);
+    Packet(MessageType type);
     ~Packet();
+    void Init(MessageType type, unsigned int& packetID);
+
     // 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!");
+            if (m_MaxPacketSize >= 32000) {
+                LOG_WARNING("Package::WritePrimitive(): New size is huge %i bytes\n", m_MaxPacketSize*2);
+            }
+            resizeData();
         }
         memcpy(m_Data + m_Offset, &val, sizeof(T));
         m_Offset += sizeof(T);
@@ -41,21 +46,32 @@ public:
         return returnValue;
     }
     // Add a string to the message
-    void WriteString(std::string str);
+    void WriteString(const 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();
+    // Construct a packet
+    void ReconstructFromData(char* data, size_t SizeOfData);
+    // Update size of packet variable in header
+    void UpdateSize();
     char* ReadData(int SizeOfData);
-
-    int Size() { return m_Offset; };
+    void ChangePacketID(unsigned int& packetID);
+    size_t Size() { return m_Offset; };
     char* Data() { return m_Data; };
+    MessageType GetMessageType();
+    size_t DataReadSize() { return m_ReturnDataOffset; }
+    size_t MaxSize() { return m_MaxPacketSize; }
+    size_t HeaderSize() { return m_HeaderSize; }
 
 private:
     char* m_Data;
-    unsigned int m_ReturnDataOffset = 0;
-    int m_Offset = 0;
-    unsigned int m_MaxPacketSize = 128;
+    size_t m_ReturnDataOffset = 0;
+    size_t m_Offset = 0;
+    size_t m_MaxPacketSize = 512;
+    size_t m_HeaderSize = 0;
+    void resizeData();
+    void resizeData(int size);
 };
 
 #endif

include/Engine/Network/PlayerDefinition.h

@@ -1,11 +1,19 @@
 #ifndef PlayerDefinition_h__
 #define PlayerDefinition_h__
 #include <string>
+#include "../Core/Entity.h"
+#include <boost/asio.hpp>
 
 struct PlayerDefinition {
-    int EntityID = -1;
+    ::EntityID EntityID = EntityID_Invalid;
     std::string Name = "";
     boost::asio::ip::udp::endpoint Endpoint;
+    unsigned int PacketID;
+    std::clock_t StopTime;
+    boost::asio::ip::address TCPAddress;
+    unsigned short TCPPort;
+    // use for tcp connections
+    boost::shared_ptr<boost::asio::ip::tcp::socket> TCPSocket;
 };
 
 #endif

include/Engine/Network/Server.h

@@ -5,81 +5,104 @@
 #include <ctime>
 
 #include <glm/common.hpp>
-#include <boost/asio/ip/udp.hpp>
 
+#include "Network/TCPServer.h"
+#include "Network/UDPServer.h"
 #include "Network/MessageType.h"
 #include "Network/PlayerDefinition.h"
 #include "Core/World.h"
 #include "Core/EventBroker.h"
-#include "Network/Network.h"
+#include "../Network/Network.h"
+#include "Input/EInputCommand.h"
+#include "Core/EPlayerDamage.h"
+#include "Network/EPlayerDisconnected.h"
+#include "Core/EPlayerSpawned.h"
+#include "../Game/Events/EDoubleJump.h"
+#include "Core/EEntityDeleted.h"
+#include "Core/EComponentDeleted.h"
+#include "Core/EAmmoPickup.h"
 
 class Server : public Network
 {
 public:
-    Server();
+    Server(World* world, EventBroker* eventBroker, int port);
     ~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];
-
+    // Network channels
+    TCPServer m_Reliable;
+    UDPServer m_Unreliable;
+    UDPServer m_ServerlistRequest;
+    // dont forget to set these in the childrens receive logic
+    boost::asio::ip::address m_Address;
+    int m_Port = 27666;
     // Sending messages to client logic
-    char readBuffer[1024] = { 0 };
-    int bytesRead = 0;
+    std::map<PlayerID, PlayerDefinition> m_ConnectedPlayers;
+    std::vector<PlayerID> m_PlayersToDisconnect;
+    // HACK: Fix INPUTSIZE
+    char readBuffer[BUFFERSIZE] = { 0 };
+    size_t 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;
 
+    // How often we send messages (milliseconds)
+    float pingIntervalMs;
+    float snapshotInterval;
+    int checkTimeOutInterval = 100;
+    int m_NextPlayerID = 0;
+    std::vector<Events::InputCommand> m_InputCommandsToBroadcast;
     //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;
+    PacketID m_PacketID = 0;
+    PacketID m_PreviousPacketID = 0;
 
     // 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);
+    //int  receive(char* data);
+    void reliableBroadcast(Packet& packet);
+    void unreliableBroadcast(Packet& packet);
     void sendSnapshot();
+    void addPlayersToPacket(Packet& packet, EntityID entityID);
+    void addChildrenToPacket(Packet& packet, EntityID entityID);
+    void addInputCommandsToPacket(Packet& packet);
     void sendPing();
     void checkForTimeOuts();
-    void disconnect(int i);
+    void disconnect(PlayerID playerID);
     void parseMessageType(Packet& packet);
-    void parseEvent(Packet& packet);
-    void parseConnect(Packet& packet);
-    void parseDisconnect();
-    void parseClientPing();
-    void parseServerPing();
-    void parseSnapshot(Packet& packet);
+    void parseOnPlayerDamage(Packet& packet);
     void identifyPacketLoss();
-    EntityID createPlayer();
+    void kick(PlayerID player);
+    PlayerID GetPlayerIDFromEndpoint();
+    void parsePlayerTransform(Packet& packet);
+    void parseOnInputCommand(Packet& packet);
+    void parseClientPing();
+    void parsePing();
+    bool parseDoubleJump(Packet& packet);
+    void parseDashEffect(Packet& packet);
+    void parseUDPConnect(Packet& packet);
+    void parseTCPConnect(Packet& packet);
+    void parseDisconnect();
+    void parseServerlistRequest(boost::asio::ip::udp::endpoint endpoint);
+    bool shouldSendToClient(EntityWrapper childEntity);
+
+    // Events
+    EventRelay<Server, Events::InputCommand> m_EInputCommand;
+    bool OnInputCommand(const Events::InputCommand& e);
+    EventRelay<Server, Events::PlayerSpawned> m_EPlayerSpawned;
+    bool OnPlayerSpawned(const Events::PlayerSpawned& e);
+    EventRelay<Server, Events::EntityDeleted> m_EEntityDeleted;
+    bool OnEntityDeleted(const Events::EntityDeleted& e);
+    EventRelay<Server, Events::ComponentDeleted> m_EComponentDeleted;
+    bool OnComponentDeleted(const Events::ComponentDeleted& e);
+    EventRelay<Server, Events::PlayerDamage> m_EPlayerDamage;
+    bool OnPlayerDamage(const Events::PlayerDamage& e);
+    EventRelay<Server, Events::AmmoPickup> m_EAmmoPickup;
+    bool OnAmmoPickup(const Events::AmmoPickup& e);
 };
 
 #endif

include/Engine/Network/SnapshotFilter.h

@@ -0,0 +1,19 @@
+#ifndef SnapshotFilter_h__
+#define SnapshotFilter_h__
+
+#include "../Core/EntityWrapper.h"
+#include "../Core/ComponentWrapper.h"
+
+class SnapshotFilter
+{
+public:
+    // Filters an incoming snapshot. 
+    // Modify the component and return true if the component snapshot should be applied. 
+    // Otherwise return false and it will be ignored.
+    virtual bool FilterComponent(EntityWrapper entity, SharedComponentWrapper& component) 
+    {
+        return true;
+    }
+};
+
+#endif

include/Engine/Network/TCPClient.h

@@ -0,0 +1,28 @@
+#ifndef TCPClient_h__
+#define TCPClient_h__
+
+#include <boost/asio.hpp>
+#include "NetworkClient.h"
+
+class TCPClient : public NetworkClient
+{
+public:
+    TCPClient();
+    ~TCPClient();
+
+    void Connect(std::string playerName, std::string address, int port);
+    void Disconnect();
+    void Receive(Packet& packet);
+    void Send(Packet & packet);
+    bool IsSocketAvailable();
+private:
+    // Assio TCP logic
+    boost::asio::ip::tcp::endpoint m_Endpoint;
+    boost::asio::io_service m_IOService;
+    std::unique_ptr<boost::asio::ip::tcp::socket> m_Socket;
+    size_t readBuffer();
+    PacketID m_SendPacketID = 0;
+    bool m_IsConnected = false;
+};
+
+#endif

include/Engine/Network/TCPServer.h

@@ -0,0 +1,37 @@
+#ifndef TCPServer_h__
+#define TCPServer_h__
+
+#include <boost/asio.hpp>
+#include <boost/bind.hpp>
+#include <map>
+#include "NetworkServer.h"
+
+class TCPServer : public NetworkServer
+{
+public:
+    TCPServer();
+    ~TCPServer();
+    void AcceptNewConnections(int& nextPlayerID, std::map<PlayerID, PlayerDefinition>& connectedPlayers);
+    void Receive(Packet & packet, PlayerDefinition & playerDefinition);
+    void Send(Packet & packet, PlayerDefinition & playerDefinition);
+    void Send(Packet & packet);
+    void Disconnect();
+    int Port() { return m_Port; }
+    std::string Address() { return m_Address; }
+
+private:
+    // TCP logic
+    boost::asio::io_service m_IOService;
+    std::unique_ptr<boost::asio::ip::tcp::acceptor> acceptor;
+    boost::shared_ptr<boost::asio::ip::tcp::socket> lastReceivedSocket;
+
+    int readBuffer(PlayerDefinition& playerDefinition);
+    PlayerID getPlayerIDFromEndpoint(const std::map<PlayerID, PlayerDefinition>& connectedPlayers,
+        boost::asio::ip::address address, unsigned short port);
+    int GetPort();
+    std::string GetAddress();
+    int m_Port = 0;
+    std::string m_Address = "";
+};
+
+#endif

include/Engine/Network/UDPClient.h

@@ -0,0 +1,28 @@
+#ifndef UDPClient_h__
+#define UDPClient_h__
+
+#include <boost/asio.hpp>
+#include "Network/NetworkClient.h"
+
+class UDPClient : public NetworkClient
+{
+public:
+    UDPClient();
+    ~UDPClient();
+
+    void Connect(std::string playerName, std::string address, int port);
+    void Disconnect();
+    void Receive(Packet& packet);
+    void Send(Packet & packet);
+    void Broadcast(Packet& packet, int port);
+    bool IsSocketAvailable();
+private:
+    // Assio UDP logic
+    boost::asio::io_service m_IOService;
+    boost::asio::ip::udp::endpoint m_ReceiverEndpoint;
+    boost::shared_ptr<boost::asio::ip::udp::socket> m_Socket;
+    int readBuffer();
+    PacketID m_SendPacketID = 0;
+};
+
+#endif

include/Engine/Network/UDPServer.h

@@ -0,0 +1,28 @@
+#ifndef UDPServer_h__
+#define UDPServer_h__
+
+#include "NetworkServer.h"
+#include <boost/asio/ip/udp.hpp>
+
+class UDPServer : public NetworkServer
+{
+public:
+    UDPServer();
+    UDPServer(int port);
+    ~UDPServer();
+    void AcceptNewConnections(int& nextPlayerID, std::map<PlayerID, PlayerDefinition>& connectedPlayers);
+    void Receive(Packet & packet, PlayerDefinition & playerDefinition);
+    void Send(Packet & packet, PlayerDefinition & playerDefinition);
+    void Send(Packet & packet); 
+    void Send(Packet & packet, boost::asio::ip::udp::endpoint endpoint);
+    void Broadcast(Packet & packet, int port);
+    bool IsSocketAvailable();
+private:
+    // UDP logic
+    boost::asio::io_service m_IOService;
+    boost::asio::ip::udp::endpoint m_ReceiverEndpoint;
+    std::unique_ptr<boost::asio::ip::udp::socket> m_Socket;
+    int readBuffer();
+};
+
+#endif

include/Engine/Rendering/AnimationSystem.h

@@ -0,0 +1,29 @@
+#ifndef AnimationSystem_h__
+#define AnimationSystem_h__
+
+#include "GLM.h"
+
+#include "Common.h"
+#include "Core/System.h"
+#include "Core/ResourceManager.h"
+#include "Rendering/Model.h"
+#include "Rendering/EAnimationComplete.h"
+#include "Rendering/Skeleton.h"
+#include <imgui/imgui.h>
+
+class AnimationSystem : public PureSystem
+{
+public:
+    AnimationSystem(SystemParams params)
+        : System(params)
+        , PureSystem("Animation")
+    {
+
+    }
+    ~AnimationSystem() { }
+    virtual void UpdateComponent(EntityWrapper& entity, ComponentWrapper& animationComponent, double dt) override;
+private:
+
+};
+
+#endif

include/Engine/Rendering/BaseTexture.h

@@ -3,7 +3,7 @@
 
 #include "../Core/ResourceManager.h"
 
-class BaseTexture : public Resource
+class BaseTexture : public ThreadUnsafeResource
 {
 	friend class ResourceManager;