Merge remote-tracking branch 'origin/master' into Sound

# Conflicts:
#	resources/Schema/Types/Entity.xsd

include/Engine/Collision/Collision.h

@@ -7,10 +7,10 @@
 
 #include <vector>
 
-#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/RawModel.h"
+#include "../Core/Entity.h"
 
 class World;
 struct ComponentWrapper;

include/Engine/Collision/CollisionSystem.h

@@ -4,10 +4,10 @@
 #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/EKeyUp.h"
 
 class CollisionSystem : public PureSystem
 {

include/Engine/Collision/TriggerSystem.h

@@ -4,8 +4,8 @@
 #include <glm/common.hpp>
 #include <unordered_set>
 
-#include "Core/System.h"
-#include "Core/EventBroker.h"
+#include "../Core/System.h"
+#include "../Core/EventBroker.h"
 #include "ETrigger.h"
 
 class AABB;

include/Engine/Core/Ray.h

@@ -2,7 +2,7 @@
 #define Ray_h__
 
 #include "../GLM.h"
-#include "Common.h"
+#include "../Common.h"
 
 class Ray
 {

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
+    {
+        virtual const char* what() const throw()
+        {
+            return "Resource is 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 +156,85 @@ 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.
+    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/Rendering/BaseTexture.h

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

include/Engine/Rendering/DrawFinalPass.h

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

include/Engine/Rendering/DrawFinalPassState.h

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

include/Engine/Rendering/IRenderer.h

@@ -9,6 +9,8 @@
 #include "Camera.h"
 #include "RenderQueue.h"
 #include "Model.h"
+#include "../Core/World.h" //So temp
+
 
 struct PickData
 {
@@ -43,6 +45,8 @@ public:
 	virtual void Draw(RenderFrame& rq) = 0;
     virtual PickData Pick(glm::vec2 screenCord) = 0;
 
+    World* m_World; //Temp world, untill viktor merge.
+
 protected:
 	Rectangle m_Resolution = Rectangle::Rectangle(1280, 720);
 	bool m_Fullscreen = false;

include/Engine/Rendering/LightCullingPass.h

@@ -0,0 +1,83 @@
+#ifndef LightCullingPass_h__
+#define LightCullingPass_h__
+
+#define TILE_SIZE 16 
+#define MAX_LIGHTS_PER_TILE 200
+
+#include "IRenderer.h"
+#include "LightCullingPassState.h"
+#include "ShaderProgram.h"
+#include "RenderQueue.h"
+
+
+class LightCullingPass
+{
+public:
+    LightCullingPass(IRenderer* renderer);
+    ~LightCullingPass();
+
+    void GenerateNewFrustum(RenderScene& scene);
+    void OnResolutionChange();
+    void SetSSBOSizes();
+    void CullLights(RenderScene& scene);
+    void FillLightList(RenderScene& scene);
+
+    GLuint FrustumSSBO() const { return m_FrustumSSBO; }
+    GLuint LightSSBO() const { return m_LightSSBO; }
+    GLuint LightGridSSBO() const { return m_LightGridSSBO; }
+    GLuint LightOffsetSSBO() const { return m_LightOffsetSSBO; }
+    GLuint LightIndexSSBO() const { return m_LightIndexSSBO; }
+private:
+
+    void InitializeSSBOs();
+    void InitializeShaderPrograms();
+
+    const IRenderer* m_Renderer;
+
+    GLuint m_FrustumSSBO = 0;
+    GLuint m_LightSSBO = 0;
+    GLuint m_LightGridSSBO = 0;
+    GLuint m_LightOffsetSSBO = 0;
+    GLuint m_LightIndexSSBO = 0;
+
+    ShaderProgram* m_CalculateFrustumProgram;
+    ShaderProgram* m_LightCullProgram;
+
+    int m_NumberOfTiles = 0;
+
+    struct Plane {
+        glm::vec3 Normal;
+        float d;
+    };
+
+    struct Frustum {
+        Plane Planes[4];
+    };
+    Frustum* m_Frustums;
+
+    //This should be a component
+    struct PointLight {
+        glm::vec4 Position = glm::vec4(0.f);
+        glm::vec4 Color = glm::vec4(1.f);
+        float Radius = 5.f;
+        float Intensity = 0.8f;
+        float Falloff = 0.3f;
+        float Padding = 1337;
+    };
+    std::vector<PointLight> m_PointLights;
+
+    struct LightGrid {
+        float Start;
+        float Amount;
+        glm::vec2 Padding;
+    };
+
+    LightGrid* m_LightGrid;
+
+    int m_LightOffset = 0;
+
+    float* m_LightIndex;
+};
+
+
+#endif

include/Engine/Rendering/Model.h

@@ -4,7 +4,7 @@
 #include "RawModel.h"
 #include "../OpenGL.h"
 
-class Model : public RawModel
+class Model : public ThreadUnsafeResource
 {
 	friend class ResourceManager;
 
@@ -13,11 +13,15 @@ private:
 
 public:
 	~Model();
+    const std::vector<RawModel::MaterialGroup>& MaterialGroups() const { return m_RawModel->MaterialGroups; }
+    const glm::mat4& Matrix() const { return m_RawModel->m_Matrix; }
+    const std::vector<RawModel::Vertex>& Vertices() const { return m_RawModel->m_Vertices; }
 
 	GLuint VAO;
 	GLuint ElementBuffer;
 
 private:
+    RawModel* m_RawModel;
 	GLuint VertexBuffer;
 	GLuint DiffuseVertexColorBuffer;
 	GLuint SpecularVertexColorBuffer;

include/Engine/Rendering/ModelJob.h

@@ -15,16 +15,16 @@
 
 struct ModelJob : RenderJob
 {
-    ModelJob(Model* model, Camera* camera, glm::mat4 matrix, ::Model::MaterialGroup texGroup, ComponentWrapper modelComponent, World* world)
+    ModelJob(Model* model, Camera* camera, glm::mat4 matrix, ::RawModel::MaterialGroup matGroup, ComponentWrapper modelComponent, World* world)
         : RenderJob()
     {
         Model = model;
-        TextureID = (texGroup.Texture) ? texGroup.Texture->ResourceID : 0;
-        DiffuseTexture = texGroup.Texture.get();
-        NormalTexture = texGroup.NormalMap.get();
-        SpecularTexture = texGroup.SpecularMap.get();
-        StartIndex = texGroup.StartIndex;
-        EndIndex = texGroup.EndIndex;
+        TextureID = (matGroup.Texture) ? matGroup.Texture->ResourceID : 0;
+        DiffuseTexture = matGroup.Texture.get();
+        NormalTexture = matGroup.NormalMap.get();
+        SpecularTexture = matGroup.SpecularMap.get();
+        StartIndex = matGroup.StartIndex;
+        EndIndex = matGroup.EndIndex;
         Matrix = matrix;
         Color = modelComponent["Color"];
         Entity = modelComponent.EntityID;
@@ -44,7 +44,7 @@ struct ModelJob : RenderJob
     const ::Model* Model = nullptr;
     unsigned int StartIndex = 0;
     unsigned int EndIndex = 0;
-    const World* World;
+    World* World;
 
     void CalculateHash() override
     {

include/Engine/Rendering/PickingPass.h

@@ -1,6 +1,8 @@
 #ifndef PickingPass_h__
 #define PickingPass_h__
 
+
+
 #include "IRenderer.h"
 #include "PickingPassState.h"
 #include "FrameBuffer.h"
@@ -9,6 +11,8 @@
 #include "../Core/EventBroker.h"
 #include "../Core/World.h"
 
+
+
 class PickingPass
 {
 public:
@@ -21,7 +25,6 @@ public:
     void Draw(RenderScene& scene);
     void ClearPicking();
 
-
     //Getters
     const ShaderProgram& PickingProgram() const { return *m_PickingProgram; }
     //const std::unordered_map<glm::ivec2, EntityID>& PickingColorsToEntity() const { return m_PickingColorsToEntity; }

include/Engine/Rendering/PointLightJob.h

@@ -0,0 +1,39 @@
+#ifndef PointLightJob_h__
+#define PointLightJob_h__
+
+#include <cstdint>
+
+#include "../Common.h"
+#include "../GLM.h"
+#include "../Core/ComponentWrapper.h"
+#include "RenderJob.h"
+#include "../Core/Transform.h"
+#include "../Core/World.h"
+
+struct PointLightJob : RenderJob
+{
+    PointLightJob(ComponentWrapper transformComponent, ComponentWrapper pointLightComponent, World* m_World)
+        : RenderJob()
+    {
+        Position = glm::vec4((glm::vec3)transformComponent["Position"], 1.0f);
+        Position = glm::vec4(Transform::AbsolutePosition(m_World, transformComponent.EntityID), 1.f);
+        Color = (glm::vec4)pointLightComponent["Color"];
+        Radius = (double)pointLightComponent["Radius"];
+        Intensity = (double)pointLightComponent["Intensity"];
+        Falloff = (double)pointLightComponent["Falloff"];
+    };
+
+    glm::vec4 Position;
+    glm::vec4 Color;
+    float Radius;
+    float Intensity;
+    float Falloff;
+    float padding = 123;
+
+    void CalculateHash() override
+    {
+        Hash = 0;
+    }
+};
+
+#endif

include/Engine/Rendering/RawModel.h

@@ -47,14 +47,17 @@ public:
 	{
 		float Shininess;
         float Transparency;
+        std::string TexturePath;
 		std::shared_ptr<::Texture> Texture;
+        std::string NormalMapPath;
 		std::shared_ptr<::Texture> NormalMap;
+        std::string SpecularMapPath;
 		std::shared_ptr<::Texture> SpecularMap;
 		unsigned int StartIndex;
 		unsigned int EndIndex;
 	};
 
-	std::vector<MaterialGroup> TextureGroups;
+	std::vector<MaterialGroup> MaterialGroups;
 
 	std::vector<Vertex> m_Vertices;
 	std::vector<unsigned int> m_Indices;

include/Engine/Rendering/RenderQueue.h

@@ -11,7 +11,7 @@
 #include "Camera.h"
 #include "RenderJob.h"
 #include "ModelJob.h"
-
+#include "PointLightJob.h"
 
 
 /*
@@ -34,11 +34,12 @@ struct SpriteJob : RenderJob
 
 struct PointLightJob : RenderJob
 {
-	glm::vec3 Position;
-	glm::vec3 SpecularColor = glm::vec3(1, 1, 1);
-	glm::vec3 DiffuseColor = glm::vec3(1, 1, 1);
-	float Radius = 1.f;
-    float Intensity = 0.8f;
+    glm::vec4 Position;
+	glm::vec4 Color;
+	float Radius;
+    float Intensity;
+    float Falloff;
+    float padding = 123;
 
 	void CalculateHash() override
 	{
@@ -51,13 +52,13 @@ struct RenderScene
 {
     ::Camera* Camera;
     std::list<std::shared_ptr<RenderJob>> ForwardJobs;
-    std::list<std::shared_ptr<RenderJob>> LightJobs;
+    std::list<std::shared_ptr<RenderJob>> PointLightJobs;
     Rectangle Viewport;
 
 	void Clear()
 	{
         ForwardJobs.clear();
-        LightJobs.clear();
+        PointLightJobs.clear();
 	}
 };
 

include/Engine/Rendering/RenderSystem.h

@@ -13,6 +13,7 @@
 #include "Camera.h"
 #include "ModelJob.h"
 #include "Renderer.h"
+#include "PointLightJob.h"
 #include "../Core/Transform.h"
 #include "DebugCameraInputController.h"
 
@@ -45,6 +46,7 @@ private:
     void updateProjectionMatrix(ComponentWrapper& cameraComponent);
     
     void fillModels(std::list<std::shared_ptr<RenderJob>>& jobs, World* world);
+    void fillLight(std::list<std::shared_ptr<RenderJob>>& jobs, World* world);
 
     EventRelay<RenderSystem, Events::InputCommand> m_EInputCommand;
     bool OnInputCommand(const Events::InputCommand& e);

include/Engine/Rendering/Renderer.h

@@ -12,9 +12,12 @@
 #include "../Core/World.h"
 #include "PickingPass.h"
 #include "DrawScenePass.h"
+#include "LightCullingPass.h"
+#include "DrawFinalPass.h"
 #include "../Core/EventBroker.h"
 #include "ImGuiRenderPass.h"
 #include "Camera.h"
+#include "../Core/Transform.h"
 
 class Renderer : public IRenderer
 {
@@ -44,24 +47,26 @@ private:
 
     DrawScenePass* m_DrawScenePass;
     PickingPass* m_PickingPass;
+    LightCullingPass* m_LightCullingPass;
     ImGuiRenderPass* m_ImGuiRenderPass;
+    DrawFinalPass* m_DrawFinalPass;
 
     //----------------------Functions----------------------//
     void InitializeWindow();
     void InitializeShaders();
     void InitializeTextures();
-    void InitializeSSBOs();
     void InitializeRenderPasses();
     //TODO: Renderer: Get InputUpdate out of renderer
     void InputUpdate(double dt);
     //void PickingPass(RenderQueueCollection& rq);
     void DrawScreenQuad(GLuint textureToDraw);
 
+    static bool DepthSort(const std::shared_ptr<RenderJob> &i, const std::shared_ptr<RenderJob> &j) { return (i->Depth < j->Depth); }
+    void FillDepth(RenderScene& scene);
     void GenerateTexture(GLuint* texture, GLenum wrapping, GLenum filtering, glm::vec2 dimensions, GLint internalFormat, GLint format, GLenum type);
 	//--------------------ShaderPrograms-------------------//
 	ShaderProgram* m_BasicForwardProgram;
     ShaderProgram* m_DrawScreenQuadProgram;
-
 };
 
 #endif

resources/DefaultConfig.ini

@@ -16,4 +16,7 @@ StartNetwork=false
 IsServer=false
 Name=Bob
 Address=127.0.0.1
-Port=13
+Port=13
+
+[Multithreading]
+ResourceLoading=true

resources/Schema/Components.xsd

@@ -8,6 +8,7 @@
 	<xs:include schemaLocation="Components/Player.xsd"/>
 	<xs:include schemaLocation="Components/Camera.xsd"/>
 	<xs:include schemaLocation="Components/AABB.xsd"/>
+	<xs:include schemaLocation="Components/PointLight.xsd"/>
 	<xs:include schemaLocation="Components/Trigger.xsd"/>
 	<xs:include schemaLocation="Components/Health.xsd"/>
 	<xs:include schemaLocation="Components/Listener.xsd"/>

resources/Schema/Components/PointLight.xml

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

resources/Schema/Components/PointLight.xsd

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

resources/Schema/Entities/CollisionTestLevel.xml

@@ -17,7 +17,7 @@
 					<Scale X="1" Y="1" Z="1"/>
 				</c:Transform>
 				<c:Model>
-					<Resource>Models/ScaleWidget.obj</Resource>
+					<Resource>Models/Core/UnitSphere.obj</Resource>
 				</c:Model>
 			</Components>
 		</Entity>

resources/Schema/Entities/EditorTestWorld.xml

@@ -1,49 +1,57 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version="1.0" encoding="UTF-8" standalone="no" ?>
+<Entity xmlns:c="components" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="../Types/Entity.xsd">
 
-<Entity xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xi="http://www.w3.org/2001/XInclude" xsi:noNamespaceSchemaLocation="../Types/Entity.xsd" xmlns:c="components">
-	<Components>
-		<c:Transform>
-			<Position X="0" Y="0" Z="0"/>
-			<Orientation X="0" Y="0" Z="0"/>
-		</c:Transform>
-	</Components>
-	<Children>
-		<Entity>
-			<Components>
-				<c:Transform>
-					<Position X="0" Y="0" Z="0"/>
-					<Scale X="100" Y="1" Z="100"/>
-				</c:Transform>
-				<c:Model>
-					<Resource>Models/Core/UnitPlane.obj</Resource>
-				</c:Model>
-			</Components>
-		</Entity>
-		<Entity>
-			<Components>
-				<c:Transform>
-					<Position X="1" Y="1" Z="0"/>
-					<Orientation X="0" Y="0.78539" Z="0"/>
-				</c:Transform>
-				<c:Model>
-					<Resource>An error</Resource>
-				</c:Model>
-			</Components>
-			<Children>
-				<Entity>
-					<Components>
-						<c:Transform>
-							<Position X="2" Y="0" Z="0"/>
-							<Orientation X="0" Y="0.78539" Z="0"/>
-						</c:Transform>
-						<c:Model>
-							<Resource>An error</Resource>
-						</c:Model>
-					</Components>
-					<Children>
-					</Children>
-				</Entity>
-			</Children>
-		</Entity>
-	</Children>
-</Entity>
+  <Components>
+    <c:Transform/>
+  </Components>
+
+  <Children>
+    <Entity>
+      <Components>
+        <c:Model>
+          <Resource>Models/Core/UnitCube.obj</Resource>
+        </c:Model>
+        <c:Transform>
+          <Scale X="100" Y="1" Z="100"/>
+        </c:Transform>
+      </Components>
+      <Children/>
+    </Entity>
+    <Entity>
+      <Components>
+        <c:Model>
+          <Resource>An error</Resource>
+        </c:Model>
+        <c:Transform>
+          <Position X="1" Y="1" Z="0"/>
+          <Orientation X="0" Y="0.785390019" Z="0"/>
+        </c:Transform>
+      </Components>
+      <Children>
+        <Entity>
+          <Components>
+            <c:Model>
+              <Resource>An error</Resource>
+            </c:Model>
+            <c:Transform>
+              <Position X="2" Y="0" Z="0"/>
+              <Orientation X="0" Y="0.785390019" Z="0"/>
+            </c:Transform>
+          </Components>
+          <Children/>
+        </Entity>
+      </Children>
+    </Entity>
+    <Entity>
+      <Components>
+        <c:Camera/>
+        <c:Transform>
+          <Position X="5.85247707" Y="3.8454349" Z="-1.14486957"/>
+          <Orientation X="2.51327395" Y="1.23916209" Z="-3.1415925"/>
+        </c:Transform>
+      </Components>
+      <Children/>
+    </Entity>
+  </Children>
+
+</Entity>

resources/Schema/Entities/ThreadTestMap.xml

@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no" ?>
+<Entity xmlns:c="components" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="../Types/Entity.xsd">
+
+  <Components>
+    <c:Transform/>
+  </Components>
+
+  <Children>
+    <Entity>
+      <Components>
+        <c:Camera/>
+        <c:Transform>
+          <Position X="-8.58846378" Y="9.3929615" Z="14.3944101"/>
+          <Orientation X="-0.645772398" Y="-0.314115167" Z="-4.700399e-08"/>
+        </c:Transform>
+      </Components>
+      <Children/>
+    </Entity>
+    <Entity>
+      <Components>
+        <c:Model>
+          <Resource></Resource>
+        </c:Model>
+        <c:Transform/>
+      </Components>
+      <Children/>
+    </Entity>
+  </Children>
+
+</Entity>

resources/Schema/Types/Entity.xsd

@@ -16,6 +16,7 @@
 							<xs:element ref="c:RaptorCopter" minOccurs="0"/>
 							<xs:element ref="c:Player" minOccurs="0"/>
 							<xs:element ref="c:Health" minOccurs="0"/>
+							<xs:element ref="c:PointLight" minOccurs="0"/>
 							<xs:element ref="c:Listener" minOccurs="0"/>
 							<xs:element ref="c:SoundEmitter" minOccurs="0"/>
 						</xs:all>

resources/Shaders/CullLights.comp.glsl

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

resources/Shaders/ForwardPlus.frag.glsl

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

resources/Shaders/ForwardPlus.vert.glsl

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

resources/Shaders/GridFrustum.comp.glsl

@@ -1,7 +1,6 @@
 #version 430
 
 #define TILE_SIZE 16
-#define NUM_TILES 3600
 
 uniform mat4 P;
 uniform vec2 ScreenDimensions;
@@ -16,7 +15,7 @@ struct Frustum {
 
 layout (std430, binding = 0) buffer FrustumBuffer
 {
-	Frustum Data[3600];
+	Frustum Data[];
 } Frustums;
 
 vec4 ConvertToView(vec4 ScreenCoords)
@@ -43,31 +42,34 @@ Plane ComputePlane( vec3 p0, vec3 p1, vec3 p2 )
 layout (local_size_x = 16, local_size_y = 16, local_size_z = 1) in;
 void main ()
 {
-	if(gl_GlobalInvocationID.x * TILE_SIZE < ScreenDimensions.x && gl_GlobalInvocationID.y * TILE_SIZE < ScreenDimensions.y) {
-		//Top-Left = 0 		| Top-Right = 1 
-		//Bottom-Left = 2 	| Bottom-Right = 3
-		vec4 ScreenCoords[4];
-		ScreenCoords[0] = vec4(gl_GlobalInvocationID.x 		 * TILE_SIZE, 	(gl_GlobalInvocationID.y + 1       ) * TILE_SIZE, -1.0, 1.0); // Z-axis might need to be 1
-		ScreenCoords[1] = vec4((gl_GlobalInvocationID.x + 1) * TILE_SIZE, 	(gl_GlobalInvocationID.y + 1) * TILE_SIZE, -1.0, 1.0);
-		ScreenCoords[2] = vec4(gl_GlobalInvocationID.x 		 * TILE_SIZE, 	(gl_GlobalInvocationID.y)	  * TILE_SIZE, 	-1.0, 1.0);
-		ScreenCoords[3] = vec4((gl_GlobalInvocationID.x + 1) * TILE_SIZE, 	(gl_GlobalInvocationID.y) 	  * TILE_SIZE, 	-1.0, 1.0);
-
-		vec3 ViewVectors[4];
-		for(int i = 0; i < 4; i++) {
-			ViewVectors[i] = vec3(ConvertToView(ScreenCoords[i]));
-		}
-	
-		vec3 EyePos = vec3(0,0,0);
-
-		Frustum f;
-		f.Planes[0] = ComputePlane(EyePos, ViewVectors[2], ViewVectors[0]);
-		f.Planes[1] = ComputePlane(EyePos, ViewVectors[1], ViewVectors[3]);
-		f.Planes[2] = ComputePlane(EyePos, ViewVectors[0], ViewVectors[1]);
-		f.Planes[3] = ComputePlane(EyePos, ViewVectors[3], ViewVectors[2]);
+	//Top-Left = 0 		| Top-Right = 1 
+	//Bottom-Left = 2 	| Bottom-Right = 3
+	vec4 ScreenCoords[4];
+	ScreenCoords[0] = vec4(gl_GlobalInvocationID.x 		 * TILE_SIZE, 	(gl_GlobalInvocationID.y + 1) * TILE_SIZE, -1.0, 1.0);
+	ScreenCoords[1] = vec4((gl_GlobalInvocationID.x + 1) * TILE_SIZE, 	(gl_GlobalInvocationID.y + 1) * TILE_SIZE, -1.0, 1.0);
+	ScreenCoords[2] = vec4(gl_GlobalInvocationID.x 		 * TILE_SIZE, 	(gl_GlobalInvocationID.y)	  * TILE_SIZE, 	-1.0, 1.0);
+	ScreenCoords[3] = vec4((gl_GlobalInvocationID.x + 1) * TILE_SIZE, 	(gl_GlobalInvocationID.y) 	  * TILE_SIZE, 	-1.0, 1.0);
 
 
 
-	
-		Frustums.Data[gl_GlobalInvocationID.x + gl_GlobalInvocationID.y*80] = f;	
+	vec3 ViewVectors[4];
+	for(int i = 0; i < 4; i++) {
+		ViewVectors[i] = vec3(ConvertToView(ScreenCoords[i]));
 	}
+
+	vec3 EyePos = vec3(0.0, 0.0 ,0.0);
+
+	Frustum f;
+	f.Planes[0] = ComputePlane(EyePos, ViewVectors[2], ViewVectors[0]); // left plane
+	f.Planes[1] = ComputePlane(EyePos, ViewVectors[1], ViewVectors[3]); // right plane
+	f.Planes[2] = ComputePlane(EyePos, ViewVectors[0], ViewVectors[1]);	// top plane
+	f.Planes[3] = ComputePlane(EyePos, ViewVectors[3], ViewVectors[2]); // bottom plane
+
+
+
+	
+	if ( gl_GlobalInvocationID.x < ScreenDimensions.x / TILE_SIZE && gl_GlobalInvocationID.y < ScreenDimensions.y / TILE_SIZE ) { // inside the screen
+        Frustums.Data[gl_GlobalInvocationID.x + gl_GlobalInvocationID.y*int(ScreenDimensions.x/TILE_SIZE)] = f;	
+
+    }
 }

resources/Shaders/cullLights.comp.glsl

@@ -1,35 +0,0 @@
-#version 430
-
-//in uvec3 gl_NumWorkGroups;
-//in uvec3 gl_WorkGroupID;
-//in uvec3 gl_LocalInvocationID;
-//in uvec3 gl_GlobalInvocationID;
-//in uint  gl_LocalInvocationIndex;
-
-
-
-#define NUM_LIGHTS 3
-#define MAX_LIGHTS_PER_TILE 200
-#define NUM_TILES 3600
-
-struct Plane {
-	vec3 Normal;
-	float d;
-};
-struct Frustum {
-	Plane Planes[4];
-};
-
-layout (std430, binding = 0) buffer FrustumBuffer
-{
-	Frustum Data[3600];
-} Frustums;
-
-
-
-layout (local_size_x = 16, local_size_y = 16, local_size_z = 1) in;
-void main ()
-{
-		if(1 == 1) {
-	}
-}

src/Engine/Collision/Collision.cpp

@@ -225,11 +225,11 @@ bool attachAABBComponentFromModel(World* world, EntityID id)
         return false;
     }
 
-    glm::mat4 modelMatrix = modelRes->m_Matrix;
+    glm::mat4 modelMatrix = modelRes->Matrix();
 
     glm::vec3 mini = glm::vec3(INFINITY, INFINITY, INFINITY);
     glm::vec3 maxi = glm::vec3(-INFINITY, -INFINITY, -INFINITY);
-    for (const auto& v : modelRes->m_Vertices) {
+    for (const auto& v : modelRes->Vertices()) {
         const auto& wPos = modelMatrix * glm::vec4(v.Position.x, v.Position.y, v.Position.z, 1);
         maxi.x = std::max(wPos.x, maxi.x);
         maxi.y = std::max(wPos.y, maxi.y);
@@ -255,7 +255,7 @@ bool GetEntityBox(World* world, ComponentWrapper& AABBComponent, AABB& outBox)
     if (modelRes == nullptr) {
         return false;
     }
-    glm::mat4 modelMatrix = modelRes->m_Matrix *
+    glm::mat4 modelMatrix = modelRes->Matrix() *
         glm::translate(glm::mat4(), (glm::vec3)cTrans["Position"]) *
         glm::scale((glm::vec3)cTrans["Scale"]);
 

src/Engine/Core/ResourceManager.cpp

@@ -1,4 +1,7 @@
 #include "Core/ResourceManager.h"
+#include "boost/thread/thread.hpp"
+#include "boost/thread/mutex.hpp"
+#include "boost/thread/lock_guard.hpp"
 
 std::unordered_map<std::string, std::string> ResourceManager::m_CompilerTypenameToResourceType;
 std::unordered_map<std::string, std::function<Resource*(std::string)>> ResourceManager::m_FactoryFunctions;
@@ -6,10 +9,13 @@ std::unordered_map<std::pair<std::string, std::string>, Resource*> ResourceManag
 std::unordered_map<std::string, Resource*> ResourceManager::m_ResourceFromName;
 std::unordered_map<Resource*, Resource*> ResourceManager::m_ResourceParents;
 unsigned int ResourceManager::m_CurrentResourceTypeID = 0;
+bool ResourceManager::UseThreading = false;
 std::unordered_map<std::string, unsigned int> ResourceManager::m_ResourceTypeIDs;
 std::unordered_map<unsigned int, unsigned int> ResourceManager::m_ResourceCount;
-bool ResourceManager::m_Preloading = false;
 FileWatcher ResourceManager::m_FileWatcher;
+std::unordered_map<std::pair<std::string, std::string>, boost::thread> ResourceManager::m_LoadingThreads;
+std::unordered_map<std::pair<std::string, std::string>, std::exception_ptr> ResourceManager::m_LoadingThreadExceptions;
+boost::recursive_mutex ResourceManager::m_Mutex;
 
 unsigned int ResourceManager::GetTypeID(std::string resourceType)
 {
@@ -74,63 +80,65 @@ void ResourceManager::Update()
 	m_FileWatcher.Check();
 }
 
-void ResourceManager::Preload(std::string resourceType, std::string resourceName)
-{
-	if (IsResourceLoaded(resourceType, resourceName)) {
-		//LOG_WARNING("Attempted to preload resource \"%s\" multiple times!", resourceName.c_str());
-		return;
-	}
-
-	m_Preloading = true;
-	LOG_INFO("Preloading resource \"%s\"", resourceName.c_str());
-	CreateResource(resourceType, resourceName, nullptr);
-	m_Preloading = false;
-}
-
-Resource* ResourceManager::Load(std::string resourceType, std::string resourceName, Resource* parent /*= nullptr*/)
-{
-	auto it = m_ResourceCache.find(std::make_pair(resourceType, resourceName));
-	if (it != m_ResourceCache.end()) {
-		return it->second;
-	}
-
-	if (m_Preloading) {
-		LOG_INFO("Preloading resource \"%s\"", resourceName.c_str());
-	} else {
-		LOG_WARNING("Hot-loading resource \"%s\"", resourceName.c_str());
-	}
-
-    return CreateResource(resourceType, resourceName, parent);
-}
-
-Resource* ResourceManager::CreateResource(std::string resourceType, std::string resourceName, Resource* parent)
+Resource* ResourceManager::createResource(const std::string& resourceType, const std::string& resourceName, Resource* parent, std::exception_ptr& exception)
 {
 	auto facIt = m_FactoryFunctions.find(resourceType);
 	if (facIt == m_FactoryFunctions.end()) {
 		LOG_ERROR("Failed to load resource \"%s\" of type \"%s\": type not registered", resourceName.c_str(), resourceType.c_str());
-		return nullptr;
+        cacheResource(nullptr, resourceType, resourceName, parent);
+		//This basically throws an exception.
+        exception = std::make_exception_ptr(Resource::FailedLoadingException()); return nullptr;
 	}
 
 	// Call the factory function
-    Resource* resource;
     try {
-        resource = facIt->second(resourceName);
+        return cacheResource(facIt->second(resourceName), resourceType, resourceName, parent);
+    } catch (const Resource::StillLoadingException&) {
+        exception = std::current_exception(); return nullptr;
+    } catch (const std::exception& e) {
+		LOG_ERROR("Failed to load resource \"%s\" of type \"%s\": %s", resourceName.c_str(), resourceType.c_str(), e.what());
+        cacheResource(nullptr, resourceType, resourceName, parent);
+        exception = std::current_exception(); return nullptr;
+    }
+}
+
+
+Resource* ResourceManager::createResourceThrowing(const std::string& resourceType, const std::string& resourceName, Resource* parent)
+{
+    std::exception_ptr exception;
+    Resource* res = createResource(resourceType, resourceName, parent, exception);
+    if (exception) {
+        std::rethrow_exception(exception);
+    }
+    return res;
+}
+
+Resource* ResourceManager::cacheResource(Resource* resource, const std::string& resourceType, const std::string& resourceName, Resource* parent)
+{
+    //Lock the mutex immediately, and unlock it when leaving the code block.
+    boost::lock_guard<decltype(m_Mutex)> guard(m_Mutex);
+    if (resource != nullptr) {
         // Store IDs
         resource->TypeID = GetTypeID(resourceType);
         resource->ResourceID = GetNewResourceID(resource->TypeID);
-    } catch (const std::exception& e) {
-        resource = nullptr;
-		LOG_ERROR("Failed to load resource \"%s\" of type \"%s\": %s", resourceName.c_str(), resourceType.c_str(), e.what());
     }
-	// Cache
-	m_ResourceCache[std::make_pair(resourceType, resourceName)] = resource;
-	m_ResourceFromName[resourceName] = resource;
-	if (parent != nullptr) {
-		m_ResourceParents[resource] = parent;
-	}
-	if (!boost::filesystem::is_directory(resourceName)) {
-		LOG_DEBUG("Adding watch for %s", resourceName.c_str());
-		m_FileWatcher.AddWatch(resourceName, fileWatcherCallback);
-	}
-	return resource;
+
+    // Cache
+    m_ResourceCache[std::make_pair(resourceType, resourceName)] = resource;
+    m_ResourceFromName[resourceName] = resource;
+    if (parent != nullptr) {
+        m_ResourceParents[resource] = parent;
+    }
+
+    //if (!boost::filesystem::is_directory(resourceName)) {
+    //    LOG_DEBUG("Adding watch for %s", resourceName.c_str());
+    //    m_FileWatcher.AddWatch(resourceName, fileWatcherCallback);
+    //}
+    return resource;
+}
+
+bool ResourceManager::IsMainThread()
+{
+    static boost::thread::id MainThreadId = boost::this_thread::get_id();
+    return boost::this_thread::get_id() == MainThreadId;
 }

src/Engine/Rendering/DrawFinalPass.cpp

@@ -0,0 +1,66 @@
+#include "Rendering/DrawFinalPass.h"
+
+DrawFinalPass::DrawFinalPass(IRenderer* renderer, LightCullingPass* lightCullingPass)
+{
+    m_Renderer = renderer;
+    m_LightCullingPass = lightCullingPass;
+    InitializeTextures();
+    InitializeShaderPrograms();
+}
+
+void DrawFinalPass::InitializeTextures()
+{
+    m_WhiteTexture = ResourceManager::Load<Texture>("Textures/Core/Blank.png");
+}
+
+void DrawFinalPass::InitializeShaderPrograms()
+{
+    m_ForwardPlusProgram = ResourceManager::Load<ShaderProgram>("#ForwardPlusProgram");
+    m_ForwardPlusProgram->AddShader(std::shared_ptr<Shader>(new VertexShader("Shaders/ForwardPlus.vert.glsl")));
+    m_ForwardPlusProgram->AddShader(std::shared_ptr<Shader>(new FragmentShader("Shaders/ForwardPlus.frag.glsl")));
+    m_ForwardPlusProgram->Compile();
+    m_ForwardPlusProgram->Link();
+}
+
+void DrawFinalPass::Draw(RenderScene& scene)
+{
+    GLERROR("DrawFinalPass::Draw: Pre");
+
+    DrawFinalPassState state;
+    m_ForwardPlusProgram->Bind();
+    GLuint shaderHandle = m_ForwardPlusProgram->GetHandle();
+
+    glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 1, m_LightCullingPass->LightSSBO());
+    glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 2, m_LightCullingPass->LightGridSSBO());
+    glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 4, m_LightCullingPass->LightIndexSSBO());
+
+    glUniformMatrix4fv(glGetUniformLocation(shaderHandle, "V"), 1, GL_FALSE, glm::value_ptr(m_Renderer->Camera()->ViewMatrix()));
+    glUniformMatrix4fv(glGetUniformLocation(shaderHandle, "P"), 1, GL_FALSE, glm::value_ptr(m_Renderer->Camera()->ProjectionMatrix()));
+    glUniform2f(glGetUniformLocation(shaderHandle, "ScreenDimensions"), m_Renderer->Resolution().Width, m_Renderer->Resolution().Height);
+
+    //TODO: Render: Add code for more jobs than modeljobs.
+    for (auto &job : scene.ForwardJobs) {
+        auto modelJob = std::dynamic_pointer_cast<ModelJob>(job);
+        if(modelJob) {
+            //TODO: Kolla upp "header/include/common" shader saken så man slipper skicka in asmycket uniforms
+            glUniformMatrix4fv(glGetUniformLocation(shaderHandle, "M"), 1, GL_FALSE, glm::value_ptr(modelJob->Matrix));
+            glUniform4fv(glGetUniformLocation(shaderHandle, "Color"), 1, glm::value_ptr(modelJob->Color));
+
+            if(modelJob->DiffuseTexture != nullptr) {
+                glActiveTexture(GL_TEXTURE0);
+                glBindTexture(GL_TEXTURE_2D, modelJob->DiffuseTexture->m_Texture);
+            } else {
+                glActiveTexture(GL_TEXTURE0);
+                glBindTexture(GL_TEXTURE_2D, m_WhiteTexture->m_Texture);
+            }
+
+            glBindVertexArray(modelJob->Model->VAO);
+            glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, modelJob->Model->ElementBuffer);
+            glDrawElementsBaseVertex(GL_TRIANGLES, modelJob->EndIndex - modelJob->StartIndex + 1, GL_UNSIGNED_INT, 0, modelJob->StartIndex);
+
+            continue;
+        }
+    }
+    GLERROR("DrawFinalPass::Draw: END");
+
+}

src/Engine/Rendering/DrawFinalPassState.cpp

@@ -0,0 +1,18 @@
+#include "Rendering/DrawFinalPassState.h"
+
+
+DrawFinalPassState::DrawFinalPassState()
+{
+    BindFramebuffer(0);
+    Enable(GL_BLEND);
+    BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+    Enable(GL_DEPTH_TEST);
+    Enable(GL_CULL_FACE);
+    ClearColor(glm::vec4(200.f / 255, 0.f / 255, 200.f / 255, 0.f));
+    Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+}
+
+DrawFinalPassState::~DrawFinalPassState()
+{
+
+}

src/Engine/Rendering/DrawScenePass.cpp

@@ -14,7 +14,6 @@ void DrawScenePass::InitializeTextures()
 
 void DrawScenePass::InitializeShaderPrograms()
 {
-    //Gör så att shaders är en resource, tex som texture classen. Konstruktorn måste vara privat.
     m_BasicForwardProgram = ResourceManager::Load<ShaderProgram>("#BasicForwardProgram");
 
     m_BasicForwardProgram->AddShader(std::shared_ptr<Shader>(new VertexShader("Shaders/BasicForward.vert.glsl")));
@@ -26,16 +25,16 @@ void DrawScenePass::InitializeShaderPrograms()
 void DrawScenePass::Draw(RenderScene& scene)
 {
     //glBindFramebuffer(GL_FRAMEBUFFER, 0);
-    GLERROR("Renderer::Draw PickingPass");
+    GLERROR("DrawScenePass::Draw: Pre");
 
     DrawScenePassState state = DrawScenePassState();
+    m_BasicForwardProgram->Bind();
 
     for (auto &job : scene.ForwardJobs) {
         auto modelJob = std::dynamic_pointer_cast<ModelJob>(job);
         if (modelJob) {
             GLuint ShaderHandle = m_BasicForwardProgram->GetHandle();
 
-            m_BasicForwardProgram->Bind();
             //TODO: Kolla upp "header/include/common" shader saken så man slipper skicka in asmycket uniforms
             glUniformMatrix4fv(glGetUniformLocation(ShaderHandle, "M"), 1, GL_FALSE, glm::value_ptr(modelJob->Matrix));
             glUniformMatrix4fv(glGetUniformLocation(ShaderHandle, "V"), 1, GL_FALSE, glm::value_ptr(scene.Camera->ViewMatrix()));
@@ -57,7 +56,7 @@ void DrawScenePass::Draw(RenderScene& scene)
 
             //continue;
         }
-    }
     
-    GLERROR("DrawScene Error");
+    }
+    GLERROR("DrawScenePass::Draw: End");
 }

src/Engine/Rendering/LightCullingPass.cpp

@@ -0,0 +1,151 @@
+#include "Rendering/LightCullingPass.h"
+
+LightCullingPass::LightCullingPass(IRenderer* renderer)
+{
+    m_Renderer = renderer;
+    SetSSBOSizes();
+    InitializeSSBOs();
+    InitializeShaderPrograms();
+    //GenerateNewFrustum(TODO);
+}
+
+LightCullingPass::~LightCullingPass()
+{
+
+}
+
+void LightCullingPass::GenerateNewFrustum(RenderScene& scene)
+{
+    if (scene.PointLightJobs.size() == 0)
+        return;
+
+    GLERROR("CalculateFrustum Error: Pre");
+
+    m_CalculateFrustumProgram->Bind();
+
+    glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 0, m_FrustumSSBO);
+    glUniformMatrix4fv(glGetUniformLocation(m_CalculateFrustumProgram->GetHandle(), "P"), 1, false, glm::value_ptr(scene.Camera->ProjectionMatrix()));
+    glUniform2f(glGetUniformLocation(m_CalculateFrustumProgram->GetHandle(), "ScreenDimensions"), m_Renderer->Resolution().Width, m_Renderer->Resolution().Height);
+    glDispatchCompute((int)(m_Renderer->Resolution().Width/(TILE_SIZE*TILE_SIZE) + 1), (int)(m_Renderer->Resolution().Height/(TILE_SIZE*TILE_SIZE) + 1), 1);
+
+    GLERROR("CalculateFrustum Error: End");
+}
+
+
+void LightCullingPass::OnResolutionChange()
+{
+    SetSSBOSizes();
+}
+
+
+void LightCullingPass::SetSSBOSizes()
+{
+    m_NumberOfTiles = (int)(m_Renderer->Resolution().Width*m_Renderer->Resolution().Height)/TILE_SIZE;
+
+    //m_Frustums = new Frustum[s];
+    //m_LightGrid = new LightGrid[s];
+    //m_LightIndex = new float[s*200];
+
+    m_Frustums = new Frustum[m_NumberOfTiles];
+    m_LightGrid = new LightGrid[m_NumberOfTiles];
+    m_LightIndex = new float[m_NumberOfTiles*MAX_LIGHTS_PER_TILE];
+}
+
+void LightCullingPass::CullLights(RenderScene& scene)
+{
+    GLERROR("CullLights Error: Pre");
+    m_LightOffset = 0;
+
+    glBindBuffer(GL_SHADER_STORAGE_BUFFER, m_LightOffsetSSBO);
+    glBufferData(GL_SHADER_STORAGE_BUFFER, sizeof(m_LightOffset), &m_LightOffset, GL_DYNAMIC_COPY);
+    glBindBuffer(GL_SHADER_STORAGE_BUFFER, m_LightSSBO);
+    if (m_PointLights.size() > 0) {
+        glBufferData(GL_SHADER_STORAGE_BUFFER, sizeof(PointLight) * m_PointLights.size(), &(m_PointLights[0]), GL_DYNAMIC_COPY);
+    } else {
+        GLfloat zero = 0.f;
+        glBufferData(GL_SHADER_STORAGE_BUFFER, sizeof(GLfloat), &zero , GL_DYNAMIC_COPY);
+    }
+    glBindBuffer(GL_SHADER_STORAGE_BUFFER, 0);
+
+    m_LightCullProgram->Bind();
+    glUniform2f(glGetUniformLocation(m_LightCullProgram->GetHandle(), "ScreenDimensions"), m_Renderer->Resolution().Width, m_Renderer->Resolution().Height);
+    glUniformMatrix4fv(glGetUniformLocation(m_LightCullProgram->GetHandle(), "V"), 1, false, glm::value_ptr(scene.Camera->ViewMatrix()));
+    glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 0, m_FrustumSSBO);
+    glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 1, m_LightSSBO);
+    glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 2, m_LightGridSSBO);
+    glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 3, m_LightOffsetSSBO);
+    glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 4, m_LightIndexSSBO);
+    glDispatchCompute(m_Renderer->Resolution().Width / TILE_SIZE, m_Renderer->Resolution().Height / TILE_SIZE, 1);
+
+    GLERROR("CullLights Error: End");
+}
+
+void LightCullingPass::FillLightList(RenderScene& scene)
+{
+    m_PointLights.clear();
+
+    for(auto &job : scene.PointLightJobs) {
+        auto pointLightjob = std::dynamic_pointer_cast<PointLightJob>(job);
+        if (pointLightjob) {
+            PointLight p;
+            p.Color = pointLightjob->Color;
+            p.Falloff = pointLightjob->Falloff;
+            p.Intensity = pointLightjob->Intensity;
+            p.Position = glm::vec4(glm::vec3(pointLightjob->Position), 1.f);
+            p.Radius = pointLightjob->Radius;
+            p.Padding = 123.f;
+            m_PointLights.push_back(p);
+            continue;
+        }
+    }
+}
+
+void LightCullingPass::InitializeSSBOs()
+{
+    glGenBuffers(1, &m_FrustumSSBO);
+    glBindBuffer(GL_SHADER_STORAGE_BUFFER, m_FrustumSSBO);
+    glBufferData(GL_SHADER_STORAGE_BUFFER, sizeof(Frustum)*m_NumberOfTiles, m_Frustums, GL_DYNAMIC_COPY);
+    glBindBuffer(GL_SHADER_STORAGE_BUFFER, 0);
+    GLERROR("m_FrustumSSBO");
+
+    glGenBuffers(1, &m_LightSSBO);
+    glBindBuffer(GL_SHADER_STORAGE_BUFFER, m_LightSSBO);
+    if(m_PointLights.size() > 0) {
+        glBufferData(GL_SHADER_STORAGE_BUFFER, sizeof(PointLight) * m_PointLights.size(), &(m_PointLights[0]), GL_DYNAMIC_COPY);
+    }
+    glBindBuffer(GL_SHADER_STORAGE_BUFFER, 0);
+    GLERROR("m_LightSSBO");
+
+    glGenBuffers(1, &m_LightGridSSBO);
+    glBindBuffer(GL_SHADER_STORAGE_BUFFER, m_LightGridSSBO);
+    glBufferData(GL_SHADER_STORAGE_BUFFER, sizeof(LightGrid)*m_NumberOfTiles, m_LightGrid, GL_DYNAMIC_COPY);
+    glBindBuffer(GL_SHADER_STORAGE_BUFFER, 0);
+    GLERROR("m_LightGridSSBO");
+
+
+    glGenBuffers(1, &m_LightOffsetSSBO);
+    glBindBuffer(GL_SHADER_STORAGE_BUFFER, m_LightOffsetSSBO);
+    glBufferData(GL_SHADER_STORAGE_BUFFER, sizeof(m_LightOffset), &m_LightOffset, GL_DYNAMIC_COPY);
+    glBindBuffer(GL_SHADER_STORAGE_BUFFER, 0);
+    GLERROR("m_LightOffsetSSBO");
+
+    glGenBuffers(1, &m_LightIndexSSBO);
+    glBindBuffer(GL_SHADER_STORAGE_BUFFER, m_LightIndexSSBO);
+    glBufferData(GL_SHADER_STORAGE_BUFFER, sizeof(float)*m_NumberOfTiles*MAX_LIGHTS_PER_TILE, m_LightIndex, GL_DYNAMIC_COPY);
+    glBindBuffer(GL_SHADER_STORAGE_BUFFER, 0);
+    GLERROR("m_LightIndexSSBO");
+}
+
+void LightCullingPass::InitializeShaderPrograms()
+{
+    m_CalculateFrustumProgram = ResourceManager::Load<ShaderProgram>("#CalculateFrustumProgram");
+    m_CalculateFrustumProgram->AddShader(std::shared_ptr<Shader>(new ComputeShader("Shaders/GridFrustum.comp.glsl")));
+    m_CalculateFrustumProgram->Compile();
+    m_CalculateFrustumProgram->Link();
+
+    m_LightCullProgram = ResourceManager::Load<ShaderProgram>("#LightCullProgram");
+    m_LightCullProgram->AddShader(std::shared_ptr<Shader>(new ComputeShader("Shaders/CullLights.comp.glsl")));
+    m_LightCullProgram->Compile();
+    m_LightCullProgram->Link();
+}
+

src/Engine/Rendering/Model.cpp

@@ -1,60 +1,74 @@
 #include "Rendering/Model.h"
 
 Model::Model(std::string fileName)
-	: RawModel(fileName)
 {
-	// Generate GL buffers
-	GLuint buffer;
-	glGenBuffers(1, &buffer);
-	glBindBuffer(GL_ARRAY_BUFFER, buffer);
-	glBufferData(GL_ARRAY_BUFFER, m_Vertices.size() * sizeof(Vertex), &m_Vertices[0], GL_STATIC_DRAW);
+    //Try loading the model asyncronously, if it throws any exceptions then let it propagate back to caller.
+    m_RawModel = ResourceManager::Load<RawModel, true>(fileName);
 
-	glGenBuffers(1, &ElementBuffer);
-	glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, ElementBuffer);
-	glBufferData(GL_ELEMENT_ARRAY_BUFFER, m_Indices.size() * sizeof(unsigned int), &m_Indices[0], GL_STATIC_DRAW);
+    for (auto& group : m_RawModel->MaterialGroups) {
+        if (!group.TexturePath.empty()) {
+            group.Texture = std::shared_ptr<Texture>(ResourceManager::Load<Texture>(group.TexturePath));
+        }
+        if (!group.NormalMapPath.empty()) {
+            group.NormalMap = std::shared_ptr<Texture>(ResourceManager::Load<Texture>(group.NormalMapPath));
+        }
+        if (!group.SpecularMapPath.empty()) {
+            group.SpecularMap = std::shared_ptr<Texture>(ResourceManager::Load<Texture>(group.SpecularMapPath));
+        }
+    }
 
-	glGenVertexArrays(1, &VAO);
-	glBindVertexArray(VAO);
-	GLERROR("GLEW: BufferFail4");
+    // Generate GL buffers
+    GLuint buffer;
+    glGenBuffers(1, &buffer);
+    glBindBuffer(GL_ARRAY_BUFFER, buffer);
+    glBufferData(GL_ARRAY_BUFFER, m_RawModel->m_Vertices.size() * sizeof(RawModel::Vertex), &m_RawModel->m_Vertices[0], GL_STATIC_DRAW);
 
-	glBindBuffer(GL_ARRAY_BUFFER, buffer);
-	std::vector<int> structSizes = { 3, 3, 3, 3, 2, 4, 4, 4, 4, 4, 4 };
-	int stride = 0;
-	for (int size : structSizes) {
-		stride += size;
-	}
-	stride *= sizeof(GLfloat);
-	int offset = 0;
-	{
-		int element = 0;
-		glVertexAttribPointer(element, structSizes[element], GL_FLOAT, GL_FALSE, stride, (GLvoid*)(sizeof(GLfloat) * offset)); element++;
-		glVertexAttribPointer(element, structSizes[element], GL_FLOAT, GL_FALSE, stride, (GLvoid*)(sizeof(GLfloat) * (offset += structSizes[element - 1]))); element++;
-		glVertexAttribPointer(element, structSizes[element], GL_FLOAT, GL_FALSE, stride, (GLvoid*)(sizeof(GLfloat) * (offset += structSizes[element - 1]))); element++;
-		glVertexAttribPointer(element, structSizes[element], GL_FLOAT, GL_FALSE, stride, (GLvoid*)(sizeof(GLfloat) * (offset += structSizes[element - 1]))); element++;
-		glVertexAttribPointer(element, structSizes[element], GL_FLOAT, GL_FALSE, stride, (GLvoid*)(sizeof(GLfloat) * (offset += structSizes[element - 1]))); element++;
-		glVertexAttribPointer(element, structSizes[element], GL_FLOAT, GL_FALSE, stride, (GLvoid*)(sizeof(GLfloat) * (offset += structSizes[element - 1]))); element++;
-		glVertexAttribPointer(element, structSizes[element], GL_FLOAT, GL_FALSE, stride, (GLvoid*)(sizeof(GLfloat) * (offset += structSizes[element - 1]))); element++;
-		glVertexAttribPointer(element, structSizes[element], GL_FLOAT, GL_FALSE, stride, (GLvoid*)(sizeof(GLfloat) * (offset += structSizes[element - 1]))); element++;
-		glVertexAttribPointer(element, structSizes[element], GL_FLOAT, GL_FALSE, stride, (GLvoid*)(sizeof(GLfloat) * (offset += structSizes[element - 1]))); element++;
-		glVertexAttribPointer(element, structSizes[element], GL_FLOAT, GL_FALSE, stride, (GLvoid*)(sizeof(GLfloat) * (offset += structSizes[element - 1]))); element++;
-		glVertexAttribPointer(element, structSizes[element], GL_FLOAT, GL_FALSE, stride, (GLvoid*)(sizeof(GLfloat) * (offset += structSizes[element - 1]))); element++;
-	}
-	GLERROR("GLEW: BufferFail5");
+    glGenBuffers(1, &ElementBuffer);
+    glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, ElementBuffer);
+    glBufferData(GL_ELEMENT_ARRAY_BUFFER, m_RawModel->m_Indices.size() * sizeof(unsigned int), &m_RawModel->m_Indices[0], GL_STATIC_DRAW);
 
-	glEnableVertexAttribArray(0);
-	glEnableVertexAttribArray(1);
-	glEnableVertexAttribArray(2);
-	glEnableVertexAttribArray(3);
-	glEnableVertexAttribArray(4);
-	glEnableVertexAttribArray(5);
-	glEnableVertexAttribArray(6);
-	glEnableVertexAttribArray(7);
-	glEnableVertexAttribArray(8);
-	glEnableVertexAttribArray(9);
-	glEnableVertexAttribArray(10);
-	GLERROR("GLEW: BufferFail5");
+    glGenVertexArrays(1, &VAO);
+    glBindVertexArray(VAO);
+    GLERROR("GLEW: BufferFail4");
 
-	//CreateBuffers();
+    glBindBuffer(GL_ARRAY_BUFFER, buffer);
+    std::vector<int> structSizes = { 3, 3, 3, 3, 2, 4, 4, 4, 4, 4, 4 };
+    int stride = 0;
+    for (int size : structSizes) {
+        stride += size;
+    }
+    stride *= sizeof(GLfloat);
+    int offset = 0;
+    {
+        int element = 0;
+        glVertexAttribPointer(element, structSizes[element], GL_FLOAT, GL_FALSE, stride, (GLvoid*)(sizeof(GLfloat) * offset)); element++;
+        glVertexAttribPointer(element, structSizes[element], GL_FLOAT, GL_FALSE, stride, (GLvoid*)(sizeof(GLfloat) * (offset += structSizes[element - 1]))); element++;
+        glVertexAttribPointer(element, structSizes[element], GL_FLOAT, GL_FALSE, stride, (GLvoid*)(sizeof(GLfloat) * (offset += structSizes[element - 1]))); element++;
+        glVertexAttribPointer(element, structSizes[element], GL_FLOAT, GL_FALSE, stride, (GLvoid*)(sizeof(GLfloat) * (offset += structSizes[element - 1]))); element++;
+        glVertexAttribPointer(element, structSizes[element], GL_FLOAT, GL_FALSE, stride, (GLvoid*)(sizeof(GLfloat) * (offset += structSizes[element - 1]))); element++;
+        glVertexAttribPointer(element, structSizes[element], GL_FLOAT, GL_FALSE, stride, (GLvoid*)(sizeof(GLfloat) * (offset += structSizes[element - 1]))); element++;
+        glVertexAttribPointer(element, structSizes[element], GL_FLOAT, GL_FALSE, stride, (GLvoid*)(sizeof(GLfloat) * (offset += structSizes[element - 1]))); element++;
+        glVertexAttribPointer(element, structSizes[element], GL_FLOAT, GL_FALSE, stride, (GLvoid*)(sizeof(GLfloat) * (offset += structSizes[element - 1]))); element++;
+        glVertexAttribPointer(element, structSizes[element], GL_FLOAT, GL_FALSE, stride, (GLvoid*)(sizeof(GLfloat) * (offset += structSizes[element - 1]))); element++;
+        glVertexAttribPointer(element, structSizes[element], GL_FLOAT, GL_FALSE, stride, (GLvoid*)(sizeof(GLfloat) * (offset += structSizes[element - 1]))); element++;
+        glVertexAttribPointer(element, structSizes[element], GL_FLOAT, GL_FALSE, stride, (GLvoid*)(sizeof(GLfloat) * (offset += structSizes[element - 1]))); element++;
+    }
+    GLERROR("GLEW: BufferFail5");
+
+    glEnableVertexAttribArray(0);
+    glEnableVertexAttribArray(1);
+    glEnableVertexAttribArray(2);
+    glEnableVertexAttribArray(3);
+    glEnableVertexAttribArray(4);
+    glEnableVertexAttribArray(5);
+    glEnableVertexAttribArray(6);
+    glEnableVertexAttribArray(7);
+    glEnableVertexAttribArray(8);
+    glEnableVertexAttribArray(9);
+    glEnableVertexAttribArray(10);
+    GLERROR("GLEW: BufferFail5");
+
+    //CreateBuffers();
 }
 
 Model::~Model()

src/Engine/Rendering/RawModel.cpp

@@ -145,9 +145,7 @@ RawModel::RawModel(std::string fileName)
 			aiString path;
 			aiTextureMapping mapping;
 			material->GetTexture(aiTextureType_DIFFUSE, 0, &path, &mapping);
-			std::string absolutePath = (boost::filesystem::path(fileName).branch_path() / path.C_Str()).string();
-			//LOG_DEBUG("Diffuse texture: %s", absolutePath.c_str());
-			matGroup.Texture = std::shared_ptr<Texture>(ResourceManager::Load<Texture>(absolutePath));
+			matGroup.TexturePath = (boost::filesystem::path(fileName).branch_path() / path.C_Str()).string();
 		}
 		// Normal map
 		//LOG_DEBUG("%i normal maps found", material->GetTextureCount(aiTextureType_HEIGHT));
@@ -155,9 +153,7 @@ RawModel::RawModel(std::string fileName)
 			aiString path;
 			aiTextureMapping mapping;
 			material->GetTexture(aiTextureType_HEIGHT, 0, &path, &mapping);
-			std::string absolutePath = (boost::filesystem::path(fileName).branch_path() / path.C_Str()).string();
-			//LOG_DEBUG("Normal map: %s", absolutePath.c_str());
-			matGroup.NormalMap = std::shared_ptr<Texture>(ResourceManager::Load<Texture>(absolutePath));
+            matGroup.NormalMapPath = (boost::filesystem::path(fileName).branch_path() / path.C_Str()).string();
 		}
 		// Specular map
 		//LOG_DEBUG("%i specular maps found", material->GetTextureCount(aiTextureType_SPECULAR));
@@ -165,11 +161,9 @@ RawModel::RawModel(std::string fileName)
 			aiString path;
 			aiTextureMapping mapping;
 			material->GetTexture(aiTextureType_SPECULAR, 0, &path, &mapping);
-			std::string absolutePath = (boost::filesystem::path(fileName).branch_path() / path.C_Str()).string();
-			//LOG_DEBUG("Specular map: %s", absolutePath.c_str());
-			matGroup.SpecularMap = std::shared_ptr<Texture>(ResourceManager::Load<Texture>(absolutePath));
+            matGroup.SpecularMapPath = (boost::filesystem::path(fileName).branch_path() / path.C_Str()).string();
 		}
-		TextureGroups.push_back(matGroup);
+		MaterialGroups.push_back(matGroup);
 
 		// Bones
 		std::map<int, std::vector<std::tuple<int, float>>> vertexWeights;

src/Engine/Rendering/RenderState.cpp

@@ -3,6 +3,7 @@
 bool RenderState::Enable(GLenum cap)
 {
     if (glIsEnabled(cap)) {
+        //LOG_WARNING("Trying to enable somthing that is already enabled.");
         return false;
     }
     m_ResetFunctions.push_back(std::bind(glDisable, cap));

src/Engine/Rendering/RenderSystem.cpp

@@ -90,20 +90,51 @@ void RenderSystem::fillModels(std::list<std::shared_ptr<RenderJob>>& jobs, World
             continue;
         }
 
-        Model* model = ResourceManager::Load<::Model>(resource);
-        if (model == nullptr) {
-            model = ResourceManager::Load<::Model>("Models/Core/Error.obj");
+        Model* model;
+        try {
+            model = ResourceManager::Load<::Model, true>(resource);
+        } catch (const Resource::StillLoadingException&) {
+            //continue;
+            model = ResourceManager::Load<::Model>("Models/Core/UnitRaptor.obj");
+        } catch (const std::exception&) {
+            try {
+                model = ResourceManager::Load<::Model>("Models/Core/Error.obj");
+            } catch (const std::exception&) {
+                continue;
+            }
         }
 
         glm::mat4 modelMatrix = Transform::ModelMatrix(modelComponent.EntityID, world);
-        
-        for (auto texGroup : model->TextureGroups) {
-            std::shared_ptr<ModelJob> modelJob = std::shared_ptr<ModelJob>(new ModelJob(model, m_Camera, modelMatrix, texGroup, modelComponent, world));
+        for (auto matGroup : model->MaterialGroups()) {
+            std::shared_ptr<ModelJob> modelJob = std::shared_ptr<ModelJob>(new ModelJob(model, m_Camera, modelMatrix, matGroup, modelComponent, world));
             jobs.push_back(modelJob);
         }
     }
 }
 
+
+void RenderSystem::fillLight(std::list<std::shared_ptr<RenderJob>>& jobs, World* world)
+{
+    auto pointLights = world->GetComponents("PointLight");
+    if (pointLights == nullptr) {
+        return;
+    }
+
+    for (auto& pointlightC : *pointLights) {
+        bool visible = pointlightC["Visible"];
+        if (!visible) {
+            continue;
+        }
+        auto transformC = world->GetComponent(pointlightC.EntityID, "Transform");
+        if (&transformC == nullptr) {
+            return;
+        }
+
+        std::shared_ptr<PointLightJob> pointLightJob = std::shared_ptr<PointLightJob>(new PointLightJob(transformC, pointlightC, m_World));
+        jobs.push_back(pointLightJob);
+    }
+}
+
 bool RenderSystem::OnInputCommand(const Events::InputCommand& e)
 {
     if (e.Command == "SwitchCamera" && e.Value > 0) {
@@ -124,11 +155,12 @@ void RenderSystem::Update(World* world, double dt)
     //Only supports opaque geometry atm
     m_RenderFrame->Clear();
 
-    RenderScene rs;
-    rs.Camera = m_Camera;
-    rs.Viewport = Rectangle(1280, 720);
-    fillModels(rs.ForwardJobs, world);
-    m_RenderFrame->Add(rs);
+    RenderScene scene;
+    scene.Camera = m_Camera;
+    scene.Viewport = Rectangle(1280, 720);
+    fillModels(scene.ForwardJobs, world);
+    fillLight(scene.PointLightJobs, world);
+    m_RenderFrame->Add(scene);
    
 }
 

src/Engine/Rendering/Renderer.cpp

@@ -92,16 +92,22 @@ void Renderer::Update(double dt)
 void Renderer::Draw(RenderFrame& frame)
 {
     glClearColor(255.f / 255, 163.f / 255, 176.f / 255, 0.f);
+    
     glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+    
 
     m_PickingPass->ClearPicking();
     for (auto scene : frame.RenderScenes){
+    
         m_Camera = scene->Camera; // remove renderer camera when Editor uses the render scene cameras.
+        FillDepth(*scene);
         m_PickingPass->Draw(*scene);
+        m_LightCullingPass->GenerateNewFrustum(*scene);
+        m_LightCullingPass->FillLightList(*scene);
+        m_LightCullingPass->CullLights(*scene);
+        m_DrawFinalPass->Draw(*scene);
+        //m_DrawScenePass->Draw(rq);
 
-       
-
-        m_DrawScenePass->Draw(*scene);
         GLERROR("Renderer::Draw m_DrawScenePass->Draw");
     }
 
@@ -131,14 +137,14 @@ void Renderer::DrawScreenQuad(GLuint textureToDraw)
 
     glBindVertexArray(m_ScreenQuad->VAO);
     glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, m_ScreenQuad->ElementBuffer);
-    glDrawElementsBaseVertex(GL_TRIANGLES, m_ScreenQuad->TextureGroups[0].EndIndex - m_ScreenQuad->TextureGroups[0].StartIndex +1
-        , GL_UNSIGNED_INT, 0, m_ScreenQuad->TextureGroups[0].StartIndex);
+    glDrawElementsBaseVertex(GL_TRIANGLES, m_ScreenQuad->MaterialGroups()[0].EndIndex - m_ScreenQuad->MaterialGroups()[0].StartIndex +1
+        , GL_UNSIGNED_INT, 0, m_ScreenQuad->MaterialGroups()[0].StartIndex);
 }
 
 void Renderer::InitializeTextures()
 {
-    m_ErrorTexture=ResourceManager::Load<Texture>("Textures/Core/ErrorTexture.png");
-    m_WhiteTexture=ResourceManager::Load<Texture>("Textures/Core/Blank.png");
+    m_ErrorTexture = ResourceManager::Load<Texture>("Textures/Core/ErrorTexture.png");
+    m_WhiteTexture = ResourceManager::Load<Texture>("Textures/Core/Blank.png");
 }
 
 void Renderer::GenerateTexture(GLuint* texture, GLenum wrapping, GLenum filtering, glm::vec2 dimensions, GLint internalFormat, GLint format, GLenum type)
@@ -149,7 +155,7 @@ void Renderer::GenerateTexture(GLuint* texture, GLenum wrapping, GLenum filterin
     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, wrapping);
     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, filtering);
     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, filtering);
-    glTexImage2D(GL_TEXTURE_2D, 0, internalFormat, dimensions.x, dimensions.y, 0, format, type, NULL);//TODO: Renderer: Fix the precision and Resolution
+    glTexImage2D(GL_TEXTURE_2D, 0, internalFormat, dimensions.x, dimensions.y, 0, format, type, nullptr);//TODO: Renderer: Fix the precision and Resolution
     GLERROR("Texture initialization failed");
 }
 
@@ -157,4 +163,23 @@ void Renderer::InitializeRenderPasses()
 {
     m_DrawScenePass = new DrawScenePass(this);
     m_PickingPass = new PickingPass(this, m_EventBroker);
+    m_LightCullingPass = new LightCullingPass(this);
+    m_DrawFinalPass = new DrawFinalPass(this, m_LightCullingPass);
 }
+
+//Temp func
+void Renderer::FillDepth(RenderScene& scene)
+{
+    for (auto job : scene.ForwardJobs) {
+        auto modelJob = std::dynamic_pointer_cast<ModelJob>(job);
+        if(! modelJob) {
+            return;
+        }
+
+
+        glm::vec3 abspos = Transform::AbsolutePosition(modelJob->World, modelJob->Entity);
+        glm::vec3 worldpos = glm::vec3(scene.Camera->ViewMatrix() * glm::vec4(abspos, 1));
+        modelJob->Depth = worldpos.z;
+    }
+    scene.ForwardJobs.sort(Renderer::DepthSort);
+}

src/Engine/Rendering/Texture.cpp

@@ -2,48 +2,48 @@
 
 Texture::Texture(std::string path)
 {
-	PNG image(path);
+    PNG image(path);
 
-	if (image.Width == 0 && image.Height == 0 || image.Format == Image::ImageFormat::Unknown) {
-		image = PNG("Textures/Core/ErrorTexture.png");
-		if (image.Width == 0 && image.Height == 0 || image.Format == Image::ImageFormat::Unknown) {
-			LOG_ERROR("Couldn't even load the error texture. This is a dark day indeed.");
-			return;
-		}
-	}
+    if (image.Width == 0 && image.Height == 0 || image.Format == Image::ImageFormat::Unknown) {
+        image = PNG("Textures/Core/ErrorTexture.png");
+        if (image.Width == 0 && image.Height == 0 || image.Format == Image::ImageFormat::Unknown) {
+            LOG_ERROR("Couldn't even load the error texture. This is a dark day indeed.");
+            return;
+        }
+    }
 
-	this->Width = image.Width;
-	this->Height = image.Height;
+    this->Width = image.Width;
+    this->Height = image.Height;
 
-	GLint format;
-	switch (image.Format) {
-	case Image::ImageFormat::RGB:
-		format = GL_RGB;
-		break;
-	case Image::ImageFormat::RGBA:
-		format = GL_RGBA;
-		break;
-	}
+    GLint format;
+    switch (image.Format) {
+    case Image::ImageFormat::RGB:
+        format = GL_RGB;
+        break;
+    case Image::ImageFormat::RGBA:
+        format = GL_RGBA;
+        break;
+    }
 
-	// Construct the OpenGL texture
-	glGenTextures(1, &m_Texture);
-	glBindTexture(GL_TEXTURE_2D, m_Texture);
-	glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
-	glTexImage2D(GL_TEXTURE_2D, 0, format, image.Width, image.Height, 0, format, GL_UNSIGNED_BYTE, image.Data);
-	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
-	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
-	glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
-	glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
-	GLERROR("Texture load");
+    // Construct the OpenGL texture
+    glGenTextures(1, &m_Texture);
+    glBindTexture(GL_TEXTURE_2D, m_Texture);
+    glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
+    glTexImage2D(GL_TEXTURE_2D, 0, format, image.Width, image.Height, 0, format, GL_UNSIGNED_BYTE, image.Data);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
+    glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+    glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+    GLERROR("Texture load");
 }
 
 Texture::~Texture()
 {
-	glDeleteTextures(1, &m_Texture);
+    glDeleteTextures(1, &m_Texture);
 }
 
 void Texture::Bind(GLenum textureUnit /* = GL_TEXTURE0 */)
 {
-	glActiveTexture(textureUnit);
-	glBindTexture(GL_TEXTURE_2D, m_Texture);
+    glActiveTexture(textureUnit);
+    glBindTexture(GL_TEXTURE_2D, m_Texture);
 }

src/Game/Game.cpp

@@ -9,11 +9,13 @@ Game::Game(int argc, char* argv[])
     ResourceManager::RegisterType<ConfigFile>("ConfigFile");
     ResourceManager::RegisterType<Sound>("Sound");
     ResourceManager::RegisterType<Model>("Model");
+    ResourceManager::RegisterType<RawModel>("RawModel");
     ResourceManager::RegisterType<Texture>("Texture");
     ResourceManager::RegisterType<ShaderProgram>("ShaderProgram");
     ResourceManager::RegisterType<EntityFile>("EntityFile");
 
     m_Config = ResourceManager::Load<ConfigFile>("Config.ini");
+    ResourceManager::UseThreading = m_Config->Get<bool>("Multithreading.ResourceLoading", true);
     LOG_LEVEL = static_cast<_LOG_LEVEL>(m_Config->Get<int>("Debug.LogLevel", 1));
 
     // Create the core event broker
@@ -56,6 +58,8 @@ Game::Game(int argc, char* argv[])
         EntityFileParser fp(file);
         fp.MergeEntities(m_World);
     }
+    //SO MUCH TEMP PLEASE REMOVE ME OMFG VIKTOR HELP
+    m_Renderer->m_World = m_World;
 
     // Create system pipeline
     m_SystemPipeline = new SystemPipeline(m_EventBroker);