Merge remote-tracking branch 'origin/master' into Forward+

2016-01-19 12:33:08 +01:00
parent 46e17b7e0d bf3f8aea89
commit 4cafb2fc4c
134 changed files with 3268 additions and 855 deletions
@@ -9,8 +9,8 @@ find_package(ZLIB REQUIRED)
 find_package(PNG REQUIRED)
 find_package(Xerces REQUIRED)
 # Because FindOpenAL is retarded
-#set(CMAKE_INCLUDE_PATH ${CMAKE_INCLUDE_PATH} "${CMAKE_SOURCE_DIR}/deps/include/AL")
-#find_package(OpenAL REQUIRED)
+set(CMAKE_INCLUDE_PATH ${CMAKE_INCLUDE_PATH} "${CMAKE_SOURCE_DIR}/deps/include/OpenAL")
+find_package(OpenAL REQUIRED)
 if(UNIX)
    find_package(X11 REQUIRED)
 endif()
@@ -52,6 +52,12 @@ file(GLOB SOURCE_FILES_Network
 )
 source_group(Network FILES ${SOURCE_FILES_Network})

+file(GLOB SOURCE_FILES_Sound
+    "${INCLUDE_PATH}/Sound/*.h"
+    "Sound/*.cpp"
+)
+source_group(Sound FILES ${SOURCE_FILES_Sound})
+
 file(GLOB SOURCE_FILES_Rendering
    "${INCLUDE_PATH}/Rendering/*.h"
    "Rendering/*.cpp"
@@ -86,6 +92,7 @@ set(SOURCE_FILES
    ${SOURCE_FILES_Core_Util}
    ${SOURCE_FILES_Input}
 	${SOURCE_FILES_Network}
+	${SOURCE_FILES_Sound}
    ${SOURCE_FILES_GUI}
    ${SOURCE_FILES_Rendering}
    ${SOURCE_FILES_Rendering_Util}
@@ -0,0 +1,18 @@
+#include "Collision/CollidableOctreeSystem.h"
+
+void CollidableOctreeSystem::Update(World* world, double dt)
+{
+    m_Octree->ClearDynamicObjects();
+}
+
+void CollidableOctreeSystem::UpdateComponent(World* world, EntityWrapper& entity, ComponentWrapper& component, double dt)
+{
+    if (entity.HasComponent("AABB")) {
+        boost::optional<AABB> absoluteAABB = Collision::EntityAbsoluteAABB(entity);
+        if (absoluteAABB) {
+            m_Octree->AddDynamicObject(*absoluteAABB);
+        }
+    } else if (entity.HasComponent("Model")) {
+        // TODO: Derive AABB from model
+    }
+}
@@ -13,7 +13,7 @@ bool RayAABBIntr(const Ray& ray, const AABB& box)
 {
    glm::vec3 w = 75.0f * ray.Direction();
    glm::vec3 v = glm::abs(w);
-    glm::vec3 c = ray.Origin() - box.Center() + w;
+    glm::vec3 c = ray.Origin() - box.Origin() + w;
    glm::vec3 half = box.HalfSize();

    if (abs(c.x) > v.x + half.x) {
@@ -68,8 +68,8 @@ bool RayVsAABB(const Ray& ray, const AABB& box, float& outDistance)

 bool AABBVsAABB(const AABB& a, const AABB& b)
 {
-    const glm::vec3& aCenter = a.Center();
-    const glm::vec3& bCenter = b.Center();
+    const glm::vec3& aCenter = a.Origin();
+    const glm::vec3& bCenter = b.Origin();
    const glm::vec3& aHSize = a.HalfSize();
    const glm::vec3& bHSize = b.HalfSize();
    //Test will probably exit because of the X and Z axes more often, so test them first.
@@ -199,11 +199,51 @@ bool RayVsModel(const Ray& ray,
    return hit;
 }

+bool AABBvsTriangles(const AABB& box, const std::vector<RawModel::Vertex>& modelVertices, const std::vector<unsigned int>& modelIndices, const glm::mat4& modelMatrix, glm::vec3& outResolutionVector)
+{
+    bool hit = false;
+    
+    const glm::vec3& origin = box.Origin();
+    const glm::vec3& min = box.MinCorner();
+    const glm::vec3& max = box.MaxCorner();
+
+    outResolutionVector.x = INFINITY;
+
+    for (int i = 0; i < modelIndices.size(); ++i) {
+        glm::vec3 p = modelVertices[i].Position;
+        p = glm::vec3(modelMatrix * glm::vec4(p.x, p.y, p.z, 1));
+
+        float distFromOrigin = glm::abs(origin.x - p.x);
+        float penetration = box.HalfSize().x - distFromOrigin;
+        if (penetration > 0 && penetration < glm::abs(outResolutionVector.x)) {
+            if (p.x > origin.x) {
+                outResolutionVector.x = -penetration;
+            } else {
+                outResolutionVector.x = penetration;
+            }
+            hit = true;
+        }
+        //glm::vec3 pLocal = origin - p;
+        //for (int axis = 0; axis < 3; ++axis) {
+        //    if (p[axis] < min[axis] || p[axis] > max[axis]) {
+        //        continue;
+        //    }
+
+        //    if (glm::abs(pLocal[axis]) < box.HalfSize()[axis]) {
+        //        outResolutionVector[axis] = (glm::sign(pLocal[axis]) * box.HalfSize()[axis]) - pLocal[axis];
+        //        hit = true;
+        //    }
+        //}
+    }
+
+    return hit;
+}
+
 bool IsSameBoxProbably(const AABB& first, const AABB& second, const float epsilon)
 {
    const glm::vec3& ma1 = first.MaxCorner();
-    const glm::vec3& ma2 = first.MaxCorner();
-    const glm::vec3& mi1 = second.MinCorner();
+    const glm::vec3& ma2 = second.MaxCorner();
+    const glm::vec3& mi1 = first.MinCorner();
    const glm::vec3& mi2 = second.MinCorner();
    return (std::abs(ma1.x - ma2.x) < epsilon) &&
        (std::abs(mi1.x - mi2.x) < epsilon) &&
@@ -225,11 +265,11 @@ 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);
@@ -238,45 +278,23 @@ bool attachAABBComponentFromModel(World* world, EntityID id)
        mini.y = std::min(wPos.y, mini.y);
        mini.z = std::min(wPos.z, mini.z);
    }
-    collision["BoxCenter"] = 0.5f * (maxi + mini);
-    collision["BoxSize"] = maxi - mini;
+    collision["Origin"] = 0.5f * (maxi + mini);
+    collision["Size"] = maxi - mini;
    return true;
 }

-bool GetEntityBox(World* world, ComponentWrapper& AABBComponent, AABB& outBox)
+boost::optional<AABB> EntityAbsoluteAABB(EntityWrapper& entity)
 {
-    ComponentWrapper& cTrans = world->GetComponent(AABBComponent.EntityID, "Transform");
-    ComponentWrapper model = world->GetComponent(AABBComponent.EntityID, "Model");
-    Model* modelRes = ResourceManager::Load<Model>(model["Resource"]);
-    outBox.CreateFromCenter(AABBComponent["BoxCenter"], AABBComponent["BoxSize"]);
-    glm::vec3 mini = outBox.MinCorner();
-    glm::vec3 maxi = outBox.MaxCorner();
-
-    if (modelRes == nullptr) {
-        return false;
-    }
-    glm::mat4 modelMatrix = modelRes->m_Matrix *
-        glm::translate(glm::mat4(), (glm::vec3)cTrans["Position"]) *
-        glm::scale((glm::vec3)cTrans["Scale"]);
-
-    outBox = AABB(modelMatrix * glm::vec4(mini.x, mini.y, mini.z, 1),
-        modelMatrix * glm::vec4(maxi.x, maxi.y, maxi.z, 1));
-    return true;
-}
-
-bool GetEntityBox(World* world, EntityID entity, AABB& outBox, bool forceBoxFromModel)
-{
-    if (!world->HasComponent(entity, "AABB")) {
-        if (forceBoxFromModel) {
-            if (!attachAABBComponentFromModel(world, entity))
-                return false;
-        } else {
-            return false;
-        }
+    if (!entity.HasComponent("AABB")) {
+        return boost::none;
    }

-    ComponentWrapper& cBox = world->GetComponent(entity, "AABB");
-    return GetEntityBox(world, cBox, outBox);
+    ComponentWrapper& cAABB = entity["AABB"];
+    glm::vec3 absPosition = Transform::AbsolutePosition(entity.World, entity.ID);
+    glm::vec3 absScale = Transform::AbsoluteScale(entity.World, entity.ID);
+    glm::vec3 origin = absPosition + (glm::vec3)cAABB["Origin"];
+    glm::vec3 size = (glm::vec3)cAABB["Size"] * absScale;
+    return AABB::FromOriginSize(origin, size);
 }

 }
@@ -2,33 +2,60 @@
 #include "Collision/CollisionSystem.h"
 #include "Core/AABB.h"

-void CollisionSystem::UpdateComponent(World * world, ComponentWrapper & cAABB, double dt)
+void CollisionSystem::UpdateComponent(World* world, EntityWrapper& entity, ComponentWrapper& component, double dt)
 {
-    //Right now, cAABB is a component attached to any entity that should be collideable.
-    AABB thisBox;
-    if (!Collision::GetEntityBox(world, cAABB, thisBox)) {
+    if (!entity.HasComponent("Physics")) {
        return;
    }
+    ComponentWrapper& cPhysics = entity["Physics"];
+
+    boost::optional<AABB> boundingBox = Collision::EntityAbsoluteAABB(entity);
+    if (!boundingBox) {
+        return;
+    }
+    ComponentWrapper& cTransform = entity["Transform"];
+    AABB& boxA = *boundingBox;
+
    //Press 'Z' to enable/disable collision.
    if (zPress) {
        return;
    }
-    //Here, mover should be an object that moves, currently only players.
-    for (auto& mover : *world->GetComponents("Player")) {
-        if (cAABB.EntityID == mover.EntityID) {
+
+    // Collide against octree
+    std::vector<AABB> octreeResult;
+    m_Octree->BoxesInSameRegion(*boundingBox, octreeResult);
+    for (auto& boxB : octreeResult) {
+        glm::vec3 resolutionVector;
+        if (Collision::IsSameBoxProbably(boxA, boxB)) {
            continue;
        }
-        AABB otherBox;
-        if (!Collision::GetEntityBox(world, mover.EntityID, otherBox)) {
-            continue;
-        }
-        glm::vec3 resolveTranslation;
-        if (Collision::AABBVsAABB(otherBox, thisBox, resolveTranslation)) {
-            ComponentWrapper& trans = world->GetComponent(mover.EntityID, "Transform");
-            //TODO: Special treatment if both are movers.
-            trans["Position"] = (glm::vec3)trans["Position"] + resolveTranslation;
+        if (Collision::AABBVsAABB(boxA, boxB, resolutionVector)) {
+            (glm::vec3&)cTransform["Position"] += resolutionVector;
+            cPhysics["Velocity"] = glm::vec3(0, 0, 0);
        }
    }
+
+    // HACK: Temporarily collide against all collidable models since they're not in the octree yet
+    //auto otherCollidables = world->GetComponents("Model");
+    //for (auto& cModel : *otherCollidables) {
+    //    if (cModel.EntityID == entity) {
+    //        continue;
+    //    }
+    //    if (!world->HasComponent(cModel.EntityID, "Collidable")) {
+    //        continue;
+    //    }
+
+    //    auto absPosition = RenderQueueFactory::AbsolutePosition(world, cModel.EntityID);
+    //    auto absOrientation = RenderQueueFactory::AbsoluteOrientation(world, cModel.EntityID);
+    //    auto absScale = RenderQueueFactory::AbsoluteScale(world, cModel.EntityID);
+    //    glm::mat4 modelMatrix = glm::translate(absPosition); // *glm::toMat4(absOrientation) * glm::scale(absScale);
+
+    //    auto model = ResourceManager::Load<Model>(cModel["Resource"]);
+    //    glm::vec3 resolutionVector;
+    //    if (Collision::AABBvsTriangles(boxA, model->m_Vertices, model->m_Indices, modelMatrix, resolutionVector)) {
+    //        (glm::vec3&)cTransform["Position"] += resolutionVector;
+    //    }
+    //}
 }

 bool CollisionSystem::OnKeyUp(const Events::KeyUp & event)
@@ -3,27 +3,27 @@
 #include "Core/AABB.h"
 #include "Rendering/Model.h"

-void TriggerSystem::UpdateComponent(World* world, ComponentWrapper& trigger, double dt)
+void TriggerSystem::UpdateComponent(World* world, EntityWrapper& entity, ComponentWrapper& component, double dt)
 {
    //Currently only players can trigger things.
    auto players = world->GetComponents("Player");
    if (players == nullptr) {
        return;
    }
-    EntityID tId = trigger.EntityID;
-    AABB triggerBox;
+    EntityID tId = component.EntityID;
+    boost::optional<AABB> triggerBox = Collision::EntityAbsoluteAABB(entity);
    //The trigger *should* have a bounding box, or something, to test against so it can be triggered.
-    if (!Collision::GetEntityBox(world, tId, triggerBox, true)) {
+    if (!triggerBox) {
        return;
    }
    for (auto& pc : *players) {
        EntityID pId = pc.EntityID;
-        AABB playerBox;
+        boost::optional<AABB> playerBox = Collision::EntityAbsoluteAABB(EntityWrapper(world, pId));
        //The player can't trigger anything without an AABB.
-        if (!Collision::GetEntityBox(world, pId, playerBox, true)) {
+        if (!playerBox) {
            continue;
        }
-        if (!Collision::AABBVsAABB(triggerBox, playerBox)) {
+        if (!Collision::AABBVsAABB(*triggerBox, *playerBox)) {
            //Entity is not touching the trigger,
            //Throw event if it was previously.
            if (throwLeaveIfWasInTrigger(m_EntitiesTouchingTrigger[tId], pId, tId)) {
@@ -34,10 +34,9 @@ void TriggerSystem::UpdateComponent(World* world, ComponentWrapper& trigger, dou
            throwLeaveIfWasInTrigger(m_EntitiesCompletelyInTrigger[tId], pId, tId);
        } else {
            //Entity is at least touching the trigger.
-            AABB completelyInsideBox;
-            completelyInsideBox.CreateFromCenter(triggerBox.Center(), triggerBox.Size() - 2.0f * playerBox.Size());
-            if (Collision::AABBVsAABB(completelyInsideBox, playerBox) &&
-                glm::all(glm::greaterThan(triggerBox.Size(), playerBox.Size()))) {
+            AABB completelyInsideBox = AABB::FromOriginSize((*triggerBox).Origin(), (*triggerBox).Size() - 2.0f * (*playerBox).Size());
+            if (Collision::AABBVsAABB(completelyInsideBox, *playerBox) &&
+                glm::all(glm::greaterThan((*triggerBox).Size(), (*playerBox).Size()))) {
                //Entity is completely inside the trigger.
                //If it was only touching before, it is erased.
                m_EntitiesTouchingTrigger[tId].erase(pId);
@@ -79,3 +78,20 @@ bool TriggerSystem::throwLeaveIfWasInTrigger(std::unordered_set<EntityID>& trigg
    return false;
 }

+bool TriggerSystem::OnTouch(const Events::TriggerTouch &event)
+{
+    LOG_INFO("Player entity %i touched trigger entity %i.", event.Entity, event.Trigger);
+    return true;
+}
+
+bool TriggerSystem::OnEnter(const Events::TriggerEnter &event)
+{
+    LOG_INFO("Player entity %i entered trigger entity %i.", event.Entity, event.Trigger);
+    return true;
+}
+
+bool TriggerSystem::OnLeave(const Events::TriggerLeave &event)
+{
+    LOG_INFO("Player entity %i left trigger entity %i.", event.Entity, event.Trigger);
+    return true;
+}
@@ -4,7 +4,7 @@
 AABB::AABB(const glm::vec3& minPos, const glm::vec3& maxPos)
    : m_MinCorner(minPos)
    , m_MaxCorner(maxPos)
-    , m_Center(0.5f * (maxPos + minPos))
+    , m_Origin(0.5f * (maxPos + minPos))
    , m_HalfSize(0.5f * (maxPos - minPos))
 {
    DEBUG_IF(glm::any(glm::lessThan(m_MaxCorner, m_MinCorner))) {
@@ -20,15 +20,12 @@ AABB::AABB(const glm::vec3& minPos, const glm::vec3& maxPos)

 AABB::AABB(const glm::vec4& minPos, const glm::vec4& maxPos)
    : AABB(glm::vec3(minPos), glm::vec3(maxPos))
-{}
+{ }

-void AABB::CreateFromCenter(const glm::vec3& center, const glm::vec3& size)
+AABB AABB::FromOriginSize(const glm::vec3& origin, const glm::vec3& size)
 {
-    m_Center = center;
-    m_HalfSize = 0.5f * size;
-    m_MinCorner = m_Center - m_HalfSize;
-    m_MaxCorner = m_Center + m_HalfSize;
+    return AABB(origin - (size/2.f), origin + (size/2.f));
 }

 AABB::~AABB()
-{}
+{ }
@@ -21,14 +21,24 @@ void EntityFile::Parse(const EntityFileHandler* handler) const
    using namespace xercesc;

    EntityFileSAXHandler saxHandler(handler, nullptr);
-    m_SAX2XMLReader->setFeature(XMLUni::fgXercesCacheGrammarFromParse, true);
-    m_SAX2XMLReader->setFeature(XMLUni::fgXercesUseCachedGrammarInParse, true);
+    setReaderFeatures(m_SAX2XMLReader);
    m_SAX2XMLReader->setContentHandler(&saxHandler);
    m_SAX2XMLReader->setErrorHandler(&saxHandler);
    m_SAX2XMLReader->setDeclarationHandler(&saxHandler);
    m_SAX2XMLReader->parse(m_FilePath.string().c_str());
 }

+void EntityFile::setReaderFeatures(xercesc::SAX2XMLReader* reader)
+{
+    using namespace xercesc;
+    reader->setFeature(XMLUni::fgXercesCacheGrammarFromParse, true);
+    reader->setFeature(XMLUni::fgXercesUseCachedGrammarInParse, true);
+    reader->setFeature(XMLUni::fgSAX2CoreValidation, true);
+    reader->setFeature(XMLUni::fgSAX2CoreNameSpaces, true);
+    reader->setFeature(XMLUni::fgXercesSchema, true);
+    reader->setFeature(XMLUni::fgXercesSchemaFullChecking, true);
+}
+
 std::size_t EntityFile::GetTypeStride(std::string typeName)
 {
    std::map<std::string, size_t> typeStrides{
@@ -37,6 +47,7 @@ std::size_t EntityFile::GetTypeStride(std::string typeName)
        { "float", sizeof(float) },
        { "double", sizeof(double) },
        { "string", sizeof(std::string) },
+        { "enum", sizeof(int) },
        { "Vector", sizeof(glm::vec3) },
        { "Quaternion", sizeof(glm::quat) },
        { "Color", sizeof(glm::vec4) }
@@ -75,7 +86,7 @@ void EntityFile::WriteAttributeData(char* outData, const ComponentInfo::Field_t&

 void EntityFile::WriteValueData(char* outData, const ComponentInfo::Field_t& field, const char* valueData)
 {
-    if (field.Type == "int") {
+    if (field.Type == "int" || field.Type == "enum") {
        int value = boost::lexical_cast<int>(valueData);
        memcpy(outData, reinterpret_cast<char*>(&value), field.Stride);
    } else if (field.Type == "float") {
@@ -93,3 +104,171 @@ void EntityFile::WriteValueData(char* outData, const ComponentInfo::Field_t& fie
        LOG_WARNING("Unknown value data type: %s", field.Type.c_str());
    }
 }
+
+EntityFileSAXHandler::EntityFileSAXHandler(const EntityFileHandler* handler, xercesc::SAX2XMLReader* reader) : m_Handler(handler)
+, m_Reader(reader)
+{
+    // 0 is imaginary base parent
+    m_EntityStack.push(0);
+    m_StateStack.push(State::Unknown);
+}
+
+void EntityFileSAXHandler::startElement(const XMLCh* const _uri, const XMLCh* const _localName, const XMLCh* const _qname, const xercesc::Attributes& attrs)
+{
+    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 EntityFileSAXHandler::endElement(const XMLCh* const _uri, const XMLCh* const _localName, const XMLCh* const _qname)
+{
+    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 EntityFileSAXHandler::characters(const XMLCh* const chars, const XMLSize_t length)
+{
+    if (m_StateStack.top() == State::ComponentField) {
+        char* transcoded = xercesc::XMLString::transcode(chars);
+        onFieldData(transcoded);
+    }
+}
+
+void EntityFileSAXHandler::fatalError(const xercesc::SAXParseException& e)
+{
+    XS::ToString s(e.getMessage());
+    LOG_ERROR("SAXParseException: %s", ((std::string)s).c_str());
+    //throw e;
+}
+
+void EntityFileSAXHandler::error(const xercesc::SAXParseException& e)
+{
+    XS::ToString s(e.getMessage());
+    LOG_ERROR("SAXParseException: %s", ((std::string)s).c_str());
+}
+
+void EntityFileSAXHandler::warning(const xercesc::SAXParseException& e)
+{
+    XS::ToString s(e.getMessage());
+    LOG_ERROR("SAXParseException: %s", ((std::string)s).c_str());
+}
+
+void EntityFileSAXHandler::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 EntityFileSAXHandler::onEndEntity()
+{
+    m_EntityStack.pop();
+}
+
+void EntityFileSAXHandler::onStartEntityRef(const xercesc::Attributes& attrs)
+{
+    std::string path = XS::ToString(attrs.getValue(XS::ToXMLCh("file")));
+
+    xercesc::SAX2XMLReader* reader = xercesc::XMLReaderFactory::createXMLReader();
+    EntityFile::setReaderFeatures(reader);
+    reader->setContentHandler(this);
+    reader->setErrorHandler(this);
+    reader->parse(path.c_str());
+    delete reader;
+}
+
+void EntityFileSAXHandler::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 EntityFileSAXHandler::onEndComponent(const std::string& name) { }
+
+void EntityFileSAXHandler::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 EntityFileSAXHandler::onEndComponentField(const std::string& field) { }
+
+void EntityFileSAXHandler::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);
+}
@@ -9,17 +9,21 @@ EntityFileParser::EntityFileParser(const EntityFile* entityFile)
    m_Handler.SetStartFieldDataCallback(std::bind(&EntityFileParser::onFieldData, this, std::placeholders::_1, std::placeholders::_2, std::placeholders::_3, std::placeholders::_4));
 }

-void EntityFileParser::MergeEntities(World* world)
+EntityID EntityFileParser::MergeEntities(World* world, EntityID baseParent /*= EntityID_Invalid */)
 {
    m_World = world;
-    m_EntityIDMapper[0] = 0;
+    m_EntityIDMapper[0] = baseParent;
    m_EntityFile->Parse(&m_Handler);
+    return m_FirstEntity;
 }

 void EntityFileParser::onStartEntity(EntityID entity, EntityID parent, const std::string& name)
 {
    EntityID realParent = m_EntityIDMapper.at(parent);
    EntityID realEntity = m_World->CreateEntity(realParent);
+    if (m_FirstEntity == EntityID_Invalid) {
+        m_FirstEntity = realEntity;
+    }
    if (!name.empty()) {
        m_World->SetName(realEntity, name);
    }
@@ -38,7 +42,12 @@ void EntityFileParser::onStartComponentField(EntityID entity, const std::string&
 {
    EntityID realEntity = m_EntityIDMapper.at(entity);
    ComponentWrapper component = m_World->GetComponent(realEntity, componentType);
-    auto& field = component.Info.Fields.at(fieldName);
+    auto fieldIt = component.Info.Fields.find(fieldName);
+    if (fieldIt == component.Info.Fields.end()) {
+        LOG_ERROR("Tried to set unknown field \"%s\" of component type \"%s\"! Ignoring.", fieldName.c_str(), componentType.c_str());
+        return;
+    }
+    auto& field = fieldIt->second;

    LOG_DEBUG("Field \"%s\" type \"%s\"", fieldName.c_str(), field.Type.c_str());
    LOG_DEBUG("Attributes:");
@@ -54,7 +63,11 @@ void EntityFileParser::onFieldData(EntityID entity, const std::string& component
 {
    EntityID realEntity = m_EntityIDMapper.at(entity);
    ComponentWrapper component = m_World->GetComponent(realEntity, componentType);
-    auto& field = component.Info.Fields.at(fieldName);
+    auto fieldIt = component.Info.Fields.find(fieldName);
+    if (fieldIt == component.Info.Fields.end()) {
+        return;
+    }
+    auto& field = fieldIt->second;

    char* data = component.Data + field.Offset;
    EntityFile::WriteValueData(data, field, fieldData);
@@ -16,12 +16,12 @@ EntityFilePreprocessor::EntityFilePreprocessor(const EntityFile* entityFile)

    for (auto& kv : m_ComponentInfo) {
        auto& info = kv.second;
-        LOG_DEBUG("Component: %s (%s)", info.Name.c_str(), info.Meta.Annotation.c_str());
-        LOG_DEBUG("Stride: %i", info.Meta.Stride);
-        LOG_DEBUG("Allocation: %i", info.Meta.Allocation);
+        LOG_DEBUG("Component: %s (%s)", info.Name.c_str(), info.Meta->Annotation.c_str());
+        LOG_DEBUG("Stride: %i", info.Stride);
+        LOG_DEBUG("Allocation: %i", info.Meta->Allocation);
        for (auto& kv : info.Fields) {
            auto& field = kv.second;
-            LOG_DEBUG("\t%i\t%s %s", field.Offset, field.Type, kv.first.c_str());
+            LOG_DEBUG("\t%i\t%s %s", field.Offset, field.Type.c_str(), kv.first.c_str());
        }
    }

@@ -62,62 +62,36 @@ void EntityFilePreprocessor::parseComponentInfo()
        }

        ComponentInfo compInfo;
+        compInfo.Meta = std::make_shared<ComponentInfo::Meta_t>();

        // Name
        compInfo.Name = XS::ToString(element->getName());
        // Known allocation
-        compInfo.Meta.Allocation = m_ComponentCounts[compInfo.Name];
+        compInfo.Meta->Allocation = m_ComponentCounts[compInfo.Name];
        // Annotation
        auto componentAnnotation = element->getAnnotation();
        if (componentAnnotation != nullptr) {
-            // Parse annotation XML
-            char* annotationString = XMLString::transcode(componentAnnotation->getAnnotationString());
-            MemBufInputSource annotationInput(reinterpret_cast<const XMLByte*>(annotationString), strlen(annotationString), "MemBuf: Annotation String");
-            XercesDOMParser parser(nullptr, XMLPlatformUtils::fgMemoryManager, grammarPool);
-            parser.setErrorHandler(&errorHandler);
-            parser.parse(annotationInput);
-            XMLString::release(&annotationString);
-            auto doc = parser.getDocument();
-
-            // TODO: Add allocation estimations from external file on map-to-map basis
-            // Add allocation estimation(s)
-            //auto allocationTags = doc->getElementsByTagName(XSTR("meta:allocation"));
-            //for (int i = 0; i < allocationTags->getLength(); ++i) {
-            //    auto allocation = dynamic_cast<DOMElement*>(allocationTags->item(i));
-            //    auto child = allocation->getFirstChild();
-            //    if (child == nullptr) {
-            //        continue;
-            //    }
-
-            //    XSValue::Status status;
-            //    XSValue* val = XSValue::getActualValue(child->getNodeValue(), XSValue::dt_integer, status);
-            //    compInfo.Meta.Allocation += val->fData.fValue.f_int;
-            //}
-
-            // Save documentation string
-            auto documentationTags = doc->getElementsByTagName(XS::ToXMLCh("xs:documentation"));
-            if (documentationTags->getLength() != 0) {
-                auto child = documentationTags->item(0)->getFirstChild();
-                if (child != nullptr) {
-                    compInfo.Meta.Annotation = XS::ToString(child->getNodeValue());
-                }
-            }
+            compInfo.Meta->Annotation = parseAnnotationXML(componentAnnotation->getAnnotationString());
        } else {
-            LOG_WARNING("Component is missing an annotation!");
+            LOG_WARNING("Component \"%s\" is missing an annotation!", compInfo.Name.c_str());
        }

        // <xs:complexType>
        auto typeDefinition = element->getTypeDefinition();
+        // Allow empty components
+        if (typeDefinition == nullptr) {
+            continue;
+        }
        if (typeDefinition->getTypeCategory() != XSTypeDefinition::COMPLEX_TYPE) {
-            LOG_ERROR("Type definition wasn't COMPLEX_TYPE! Skipping.");
+            LOG_ERROR("Failed to parse component definition for \"%s\": Type definition wasn't COMPLEX_TYPE!", compInfo.Name.c_str());
            continue;
        }
        auto complexTypeDefinition = dynamic_cast<XSComplexTypeDefinition*>(typeDefinition);

        // <xs:all>
        auto modelGroupParticle = complexTypeDefinition->getParticle();
-        if (modelGroupParticle->getTermType() != XSParticle::TERM_MODELGROUP) {
-            LOG_ERROR("Model group particle wasn't TERM_MODELGROUP! Skipping.");
+        if (modelGroupParticle == nullptr || modelGroupParticle->getTermType() != XSParticle::TERM_MODELGROUP) {
+            LOG_ERROR("Failed to parse component definition for \"%s\": Model group particle was null or wasn't TERM_MODELGROUP!", compInfo.Name.c_str());
            continue;
        }
        auto modelGroup = modelGroupParticle->getModelGroupTerm();
@@ -129,31 +103,65 @@ void EntityFilePreprocessor::parseComponentInfo()
        for (unsigned int i = 0; i < particles->size(); ++i) {
            auto particle = particles->elementAt(i);
            if (particle->getTermType() != XSParticle::TERM_ELEMENT) {
-                LOG_ERROR("Particle wasn't TERM_ELEMENT! Skipping.");
+                LOG_ERROR("Failed to parse a field definition in component \"%s\": Particle wasn't TERM_ELEMENT! Skipping.", compInfo.Name.c_str());
                continue;
            }
            auto elementDeclaration = particle->getElementTerm();

            std::string name = XS::ToString(elementDeclaration->getName());
            std::string type = XS::ToString(elementDeclaration->getTypeDefinition()->getName());
+            std::string typeNamespace = XS::ToString(elementDeclaration->getTypeDefinition()->getNamespace());
+            std::string baseType = XS::ToString(elementDeclaration->getTypeDefinition()->getBaseType()->getName());

+            std::string effectiveType = type;
            size_t stride = EntityFile::GetTypeStride(type);
            if (stride == 0) {
-                std::cout << "Warning: Field \"" << name << "\" in component \"" << compInfo.Name << "\" uses unexpected field type \"" << type << "\". Skipping." << std::endl;
-                continue;
+                stride = EntityFile::GetTypeStride(baseType);
+                if (stride == 0) {
+                    LOG_WARNING("Field \"%s\" in component \"%s\" uses unexpected field type \"%s\" with base type \"%s\". Skipping.", name.c_str(), compInfo.Name.c_str(), type.c_str(), baseType.c_str());
+                    continue;
+                }
+                effectiveType = baseType;
+            }
+
+            // Annotation
+            auto fieldAnnotation = elementDeclaration->getAnnotation();
+            if (fieldAnnotation != nullptr) {
+                compInfo.Meta->FieldAnnotations[name] = parseAnnotationXML(fieldAnnotation->getAnnotationString());
+            } else {
+                LOG_WARNING("Component field \"%s.%s\" is missing an annotation!", compInfo.Name.c_str(), name.c_str());
+            }
+
+            if (effectiveType == "enum") {
+                // Parse potential enum type definition for field type
+                if (compInfo.Meta->FieldEnumDefinitions.count(name) == 0) {
+                    auto enumTypeDefinition = xsModel->getTypeDefinition(XS::ToXMLCh(type), XS::ToXMLCh("components"));
+                    auto xsComplexType = dynamic_cast<XSComplexTypeDefinition*>(enumTypeDefinition);
+                    auto xsComplexContent = xsComplexType->getParticle();
+                    auto xsExtension = xsComplexContent->getModelGroupTerm();
+                    auto xsExtensionParticles = xsExtension->getParticles();
+                    auto xsChoice = xsExtensionParticles->elementAt(0)->getModelGroupTerm();
+                    auto xsChoiceParticles = xsChoice->getParticles();
+                    for (int i = 0; i < xsChoiceParticles->size(); ++i) {
+                        auto enumElement = xsChoiceParticles->elementAt(i)->getElementTerm();
+                        std::string enumName = XS::ToString(enumElement->getName());
+                        std::string enumValue = XS::ToString(enumElement->getConstraintValue());
+                        compInfo.Meta->FieldEnumDefinitions[name][enumName] = boost::lexical_cast<int>(enumValue);
+                        LOG_DEBUG("ENUM %s = %s", enumName.c_str(), enumValue.c_str());
+                    }
+                }
            }

            auto& field = compInfo.Fields[name];
            field.Name = name;
-            field.Type = type;
+            field.Type = effectiveType;
            field.Offset = fieldOffset;
            field.Stride = stride;
            compInfo.FieldsInOrder.push_back(name);
-
            fieldOffset += stride;
        }

-        compInfo.Meta.Stride = fieldOffset;
+        compInfo.Stride = fieldOffset;
        m_ComponentInfo[compInfo.Name] = compInfo;
    }
 }
@@ -166,13 +174,22 @@ void EntityFilePreprocessor::parseDefaults()

    for (auto& ci : m_ComponentInfo) {
        // Allocate memory for default values
-        ci.second.Defaults = std::shared_ptr<char>(new char[ci.second.Meta.Stride]);
-        memset(ci.second.Defaults.get(), 0, ci.second.Meta.Stride);
-
-        XercesDOMParser parser(nullptr, XMLPlatformUtils::fgMemoryManager);
-        parser.setErrorHandler(&errorHandler);
+        ci.second.Defaults = std::shared_ptr<char>(new char[ci.second.Stride]);
+        memset(ci.second.Defaults.get(), 0, ci.second.Stride);

        std::string componentName = ci.first;
+
+        XercesDOMParser parser(nullptr, XMLPlatformUtils::fgMemoryManager);
+        parser.setDoSchema(true);
+        parser.setDoNamespaces(true);
+        parser.setErrorHandler(&errorHandler);
+        parser.setValidationScheme(XercesDOMParser::Val_Always);
+        parser.setValidationSchemaFullChecking(true);
+        //parser.setDoNamespaces(true);
+        //boost::filesystem::path schemaLocation = "Schema/Components/" + componentName + ".xsd";
+        //std::string namespaceSchema = schemaLocation.string();
+        //parser.setExternalNoNamespaceSchemaLocation("Teamasdasdasdasd.xsd");
+
        LOG_DEBUG("Parsing defaults for component %s", componentName.c_str());
        boost::filesystem::path defaultsFile = "Schema/Components/" + componentName + ".xml";

@@ -184,7 +201,7 @@ void EntityFilePreprocessor::parseDefaults()
        }

        // Find the node in the components namespace matching the component name
-        std::string tagName = "c:" + componentName;
+        std::string tagName = componentName;
        auto rootNodes = doc->getElementsByTagName(XS::ToXMLCh(tagName));
        if (rootNodes->getLength() == 0) {
            LOG_ERROR("Couldn't find defaults for component \"%s\"! Skipping.", componentName.c_str());
@@ -217,9 +234,19 @@ void EntityFilePreprocessor::parseDefaults()
                EntityFile::WriteAttributeData(data, field, attributes);
            }

-            // Handle potential field values
            auto childNode = fieldElement->getFirstChild();
-            if (childNode != nullptr && childNode->getNodeType() == DOMNode::TEXT_NODE) {
+            if (childNode == nullptr) {
+                continue;
+            }
+
+            // An enum will either have an element node with a text node inside,
+            // or contain a text node directly.
+            if (childNode->getNodeType() == DOMNode::ELEMENT_NODE) {
+                childNode = childNode->getFirstChild();
+            }
+
+            // Handle potential field values
+            if (childNode->getNodeType() == DOMNode::TEXT_NODE) {
                char* cstrValue = XMLString::transcode(childNode->getNodeValue());
                EntityFile::WriteValueData(data, field, cstrValue);
                XMLString::release(&cstrValue);
@@ -228,3 +255,27 @@ void EntityFilePreprocessor::parseDefaults()
    }
 }

+std::string EntityFilePreprocessor::parseAnnotationXML(const XMLCh* xml)
+{
+    using namespace xercesc;
+
+    // Parse annotation XML
+    char* annotationString = XMLString::transcode(xml);
+    MemBufInputSource annotationInput(reinterpret_cast<const XMLByte*>(annotationString), strlen(annotationString), "MemBuf: Annotation String");
+    XercesDOMParser parser(nullptr, XMLPlatformUtils::fgMemoryManager);
+    //parser.setErrorHandler(&errorHandler);
+    parser.parse(annotationInput);
+    XMLString::release(&annotationString);
+    auto doc = parser.getDocument();
+
+    // Save documentation string
+    auto documentationTags = doc->getElementsByTagName(XS::ToXMLCh("xs:documentation"));
+    if (documentationTags->getLength() != 0) {
+        auto child = documentationTags->item(0)->getFirstChild();
+        if (child != nullptr) {
+            return XS::ToString(child->getNodeValue());
+        }
+    }
+
+    return std::string();
+}
@@ -114,7 +114,7 @@ void EntityFileWriter::appentEntityComponents(xercesc::DOMElement* parentElement
                fieldElement->setAttribute(X("Y"), X(boost::lexical_cast<std::string>(q.y)));
                fieldElement->setAttribute(X("Z"), X(boost::lexical_cast<std::string>(q.z)));
                fieldElement->setAttribute(X("W"), X(boost::lexical_cast<std::string>(q.w)));
-            } else if (field.Type == "int") {
+            } else if (field.Type == "int" || field.Type == "enum") {
                const int& value = c[fieldName];
                fieldElement->appendChild(doc->createTextNode(X(boost::lexical_cast<std::string>(value))));
            } else if (field.Type == "float") {
@@ -0,0 +1,30 @@
+#include "Core/EntityWrapper.h"
+#include "Core/World.h"
+
+const EntityWrapper EntityWrapper::Invalid = EntityWrapper(nullptr, EntityID_Invalid);
+
+bool EntityWrapper::operator==(const EntityWrapper& e)
+{
+    return (this->World == e.World) && (this->ID == e.ID);
+}
+
+bool EntityWrapper::HasComponent(const std::string& componentName)
+{
+    return World->HasComponent(ID, componentName);
+}
+
+ComponentWrapper EntityWrapper::operator[](const std::string& componentName)
+{
+    if (World->HasComponent(ID, componentName)) {
+        return World->GetComponent(ID, componentName);
+    } else {
+        LOG_WARNING("EntityWrapper implicitly attached \"%s\" component to #%i as a result of a fetch request!", componentName.c_str(), ID);
+        return World->AttachComponent(ID, componentName);
+    }
+}
+
+EntityWrapper::operator EntityID()
+{
+    return this->ID;
+}
+
@@ -0,0 +1,5 @@
+#include "Core/MemoryPool.h"
+namespace DisableMemoryPool
+{
+bool Value = false;
+}
@@ -2,7 +2,7 @@
 #include <algorithm>
 #include <bitset>

-#include "Core/OctTree.h"
+#include "Core/Octree.h"
 #include "Collision/Collision.h"

 namespace
@@ -21,65 +21,61 @@ bool isFirstLower(const ChildInfo& first, const ChildInfo& second)

 }

-OctTree::OctTree()
-    : OctTree(AABB(), 0)
-{}
-
-OctTree::OctTree(const AABB& octTreeBounds, int subDivisions)
-    : m_Root(new OctChild(octTreeBounds, subDivisions, m_StaticObjects, m_DynamicObjects))
+Octree::Octree(const AABB& octTreeBounds, int subDivisions)
+    : m_Root(new Child(octTreeBounds, subDivisions, m_StaticObjects, m_DynamicObjects))
    , m_UpdatedOnce(false)
-{}
+{ }

-OctTree::~OctTree()
+Octree::~Octree()
 {
    delete m_Root;
 }

-void OctTree::AddDynamicObject(const AABB& box)
+void Octree::AddDynamicObject(const AABB& box)
 {
    m_Root->AddDynamicObject(box);
    m_DynamicObjects.push_back(box);
 }

-void OctTree::AddStaticObject(const AABB& box)
+void Octree::AddStaticObject(const AABB& box)
 {
    m_Root->AddStaticObject(box);
    m_StaticObjects.push_back(box);
 }

-void OctTree::BoxesInSameRegion(const AABB& box, std::vector<AABB>& outBoxes)
+void Octree::BoxesInSameRegion(const AABB& box, std::vector<AABB>& outBoxes)
 {
    falsifyObjectChecks();
    m_Root->BoxesInSameRegion(box, outBoxes);
 }

-void OctTree::ClearObjects()
+void Octree::ClearObjects()
 {
    m_StaticObjects.clear();
    m_DynamicObjects.clear();
    m_Root->ClearObjects();
 }

-void OctTree::ClearDynamicObjects()
+void Octree::ClearDynamicObjects()
 {
    m_DynamicObjects.clear();
    m_Root->ClearDynamicObjects();
 }

-bool OctTree::RayCollides(const Ray& ray, Output& data)
+bool Octree::RayCollides(const Ray& ray, Output& data)
 {
    falsifyObjectChecks();
    data.CollideDistance = -1;
    return m_Root->RayCollides(ray, data);
 }

-bool OctTree::BoxCollides(const AABB& boxToTest, AABB& outBoxIntersected)
+bool Octree::BoxCollides(const AABB& boxToTest, AABB& outBoxIntersected)
 {
    falsifyObjectChecks();
    return m_Root->BoxCollides(boxToTest, outBoxIntersected);
 }

-void OctTree::falsifyObjectChecks()
+void Octree::falsifyObjectChecks()
 {
    for (auto& obj : m_StaticObjects) {
        obj.Checked = false;
@@ -89,7 +85,7 @@ void OctTree::falsifyObjectChecks()
    }
 }

-OctTree::OctChild::OctChild(const AABB& octTreeBounds,
+Octree::Child::Child(const AABB& octTreeBounds,
    int subDivisions, 
    std::vector<ContainedObject>& staticObjects,
    std::vector<ContainedObject>& dynamicObjects)
@@ -98,7 +94,7 @@ OctTree::OctChild::OctChild(const AABB& octTreeBounds,
    , m_DynamicObjectsRef(dynamicObjects)
 {
    if (subDivisions == 0) {
-        for (OctChild*& c : m_Children) {
+        for (Child*& c : m_Children) {
            c = nullptr;
        }
    } else {
@@ -107,7 +103,7 @@ OctTree::OctChild::OctChild(const AABB& octTreeBounds,
            glm::vec3 minPos, maxPos;
            const glm::vec3& parentMin = m_Box.MinCorner();
            const glm::vec3& parentMax = m_Box.MaxCorner();
-            const glm::vec3& parentCenter = m_Box.Center();
+            const glm::vec3& parentCenter = m_Box.Origin();
            std::bitset<3> bits(i);
            //If child is 4,5,6,7.
            if (bits.test(2)) {
@@ -134,14 +130,14 @@ OctTree::OctChild::OctChild(const AABB& octTreeBounds,
                minPos.z = parentMin.z;
                maxPos.z = parentCenter.z;
            }
-            m_Children[i] = new OctChild(AABB(minPos, maxPos), subDivisions, m_StaticObjectsRef, m_DynamicObjectsRef);
+            m_Children[i] = new Child(AABB(minPos, maxPos), subDivisions, m_StaticObjectsRef, m_DynamicObjectsRef);
        }
    }
 }

-OctTree::OctChild::~OctChild()
+Octree::Child::~Child()
 {
-    for (OctChild*& c : m_Children) {
+    for (Child*& c : m_Children) {
        if (c != nullptr) {
            delete c;
            c = nullptr;
@@ -149,7 +145,7 @@ OctTree::OctChild::~OctChild()
    }
 }

-bool OctTree::OctChild::BoxCollides(const AABB& boxToTest, AABB& outBoxIntersected) const
+bool Octree::Child::BoxCollides(const AABB& boxToTest, AABB& outBoxIntersected) const
 {
    if (hasChildren()) {
        for (int i : childIndicesContainingBox(boxToTest)) {
@@ -182,7 +178,7 @@ bool OctTree::OctChild::BoxCollides(const AABB& boxToTest, AABB& outBoxIntersect
    return false;
 }

-bool OctTree::OctChild::RayCollides(const Ray& ray, Output& data) const
+bool Octree::Child::RayCollides(const Ray& ray, Output& data) const
 {
    //If the node AABB is missed, everything it contains is missed.
    if (Collision::RayAABBIntr(ray, m_Box)) {
@@ -192,7 +188,7 @@ bool OctTree::OctChild::RayCollides(const Ray& ray, Output& data) const
            std::vector<ChildInfo> childInfos;
            childInfos.reserve(8);
            for (int i = 0; i < 8; ++i) {
-                childInfos.push_back({ i, glm::distance(ray.Origin(), m_Children[i]->m_Box.Center()) });
+                childInfos.push_back({ 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.
@@ -234,7 +230,7 @@ bool OctTree::OctChild::RayCollides(const Ray& ray, Output& data) const
 }


-void OctTree::OctChild::AddDynamicObject(const AABB& box)
+void Octree::Child::AddDynamicObject(const AABB& box)
 {
    if (hasChildren()) {
        for (auto i : childIndicesContainingBox(box)) {
@@ -246,7 +242,7 @@ void OctTree::OctChild::AddDynamicObject(const AABB& box)
    }
 }

-void OctTree::OctChild::AddStaticObject(const AABB& box)
+void Octree::Child::AddStaticObject(const AABB& box)
 {
    if (hasChildren()) {
        for (auto i : childIndicesContainingBox(box)) {
@@ -258,7 +254,7 @@ void OctTree::OctChild::AddStaticObject(const AABB& box)
    }
 }

-void OctTree::OctChild::BoxesInSameRegion(const AABB& box, std::vector<AABB>& outBoxes) const
+void Octree::Child::BoxesInSameRegion(const AABB& box, std::vector<AABB>& outBoxes) const
 {
    if (hasChildren()) {
        for (auto i : childIndicesContainingBox(box)) {
@@ -292,10 +288,10 @@ void OctTree::OctChild::BoxesInSameRegion(const AABB& box, std::vector<AABB>& ou
    }
 }

-void OctTree::OctChild::ClearObjects()
+void Octree::Child::ClearObjects()
 {
    if (hasChildren()) {
-        for (OctChild*& c : m_Children) {
+        for (Child*& c : m_Children) {
            c->ClearObjects();
        }
    } else {
@@ -304,10 +300,10 @@ void OctTree::OctChild::ClearObjects()
    }
 }

-void OctTree::OctChild::ClearDynamicObjects()
+void Octree::Child::ClearDynamicObjects()
 {
    if (hasChildren()) {
-        for (OctChild*& c : m_Children) {
+        for (Child*& c : m_Children) {
            c->ClearObjects();
        }
    } else {
@@ -327,13 +323,13 @@ void OctTree::OctChild::ClearDynamicObjects()
 //    x : - - - - + + + +
 //    y : - - + + - - + +
 //    z : - + - + - + - +
-int OctTree::OctChild::childIndexContainingPoint(const glm::vec3& point) const
+int Octree::Child::childIndexContainingPoint(const glm::vec3& point) const
 {
-    const glm::vec3& c = m_Box.Center();
+    const glm::vec3& c = m_Box.Origin();
    return (1 << 2) * (point.x >= c.x) | (1 << 1) * (point.y >= c.y) | (point.z >= c.z);
 }

-std::vector<int> OctTree::OctChild::childIndicesContainingBox(const AABB& box) const
+std::vector<int> Octree::Child::childIndicesContainingBox(const AABB& box) const
 {
    int minInd = childIndexContainingPoint(box.MinCorner());
    int maxInd = childIndexContainingPoint(box.MaxCorner());
@@ -371,7 +367,7 @@ std::vector<int> OctTree::OctChild::childIndicesContainingBox(const AABB& box) c
    }
 }

-inline bool OctTree::OctChild::hasChildren() const
+inline bool Octree::Child::hasChildren() const
 {
    return m_Children[0] != nullptr;
 }
@@ -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;
 }
@@ -66,7 +66,7 @@ void World::RegisterComponent(ComponentInfo& ci)
    }
 }

-ComponentWrapper World::AttachComponent(EntityID entity, std::string componentType)
+ComponentWrapper World::AttachComponent(EntityID entity, const std::string& componentType)
 {
    // TODO: Allocate dynamic pool if component isn't registered
    ComponentPool* pool = m_ComponentPools.at(componentType);
@@ -75,31 +75,31 @@ ComponentWrapper World::AttachComponent(EntityID entity, std::string componentTy
    // Allocate space for the component
    ComponentWrapper c = pool->Allocate(entity);
    // Write default values
-    memcpy(c.Data, ci.Defaults.get(), ci.Meta.Stride);
+    memcpy(c.Data, ci.Defaults.get(), ci.Stride);

    return c;
 }

-bool World::HasComponent(EntityID entity, std::string componentType) const
+bool World::HasComponent(EntityID entity, const std::string& componentType) const
 {
    ComponentPool* pool = m_ComponentPools.at(componentType);
    return pool->KnowsEntity(entity);
 }

-ComponentWrapper World::GetComponent(EntityID entity, std::string componentType)
+ComponentWrapper World::GetComponent(EntityID entity, const std::string& componentType)
 {
    ComponentPool* pool = m_ComponentPools.at(componentType);
    return pool->GetByEntity(entity);
 }

-void World::DeleteComponent(EntityID entity, std::string componentType)
+void World::DeleteComponent(EntityID entity, const std::string& componentType)
 {
    ComponentPool* pool = m_ComponentPools.at(componentType);
    ComponentWrapper c = pool->GetByEntity(entity);
    return pool->Delete(c);
 }

-const ComponentPool* World::GetComponents(std::string componentType)
+const ComponentPool* World::GetComponents(const std::string& componentType)
 {
    auto it = m_ComponentPools.find(componentType);
    return (it != m_ComponentPools.end()) ? it->second : nullptr;
@@ -125,6 +125,11 @@ void World::SetParent(EntityID entity, EntityID parent)
    m_EntityChildren.insert(std::make_pair(parent, entity));
 }

+const std::pair<std::unordered_multimap<EntityID, EntityID>::const_iterator, std::unordered_multimap<EntityID, EntityID>::const_iterator> World::GetChildren(EntityID entity)
+{
+    return m_EntityChildren.equal_range(entity);
+}
+
 void World::SetName(EntityID entity, const std::string& name)
 {
    m_EntityNames[entity] = name;
@@ -3,7 +3,8 @@
 #include <imgui/imgui_internal.h>

 EditorSystem::EditorSystem(EventBroker* eventBroker, IRenderer* renderer) 
-    : ImpureSystem(eventBroker)
+    : System(eventBroker)
+    , ImpureSystem()
    , m_Renderer(renderer)
 {
    auto config = ResourceManager::Load<ConfigFile>("Config.ini");
@@ -483,8 +484,8 @@ void EditorSystem::drawUI(World* world, double dt)
                }

                if (ImGui::CollapsingHeader(componentType.c_str())) {
-                    if (!ci.Meta.Annotation.empty()) {
-                        ImGui::Text(ci.Meta.Annotation.c_str());
+                    if (!ci.Meta->Annotation.empty()) {
+                        ImGui::Text(ci.Meta->Annotation.c_str());
                    }

                    auto& component = world->GetComponent(m_Selection, componentType);
@@ -492,9 +493,10 @@ void EditorSystem::drawUI(World* world, double dt)
                        const std::string& fieldName = kv.first;
                        auto& field = kv.second;
                        
-                        ImGui::PushID(fieldName.c_str());
+                        std::string uniqueID = componentType + fieldName;
+                        ImGui::PushID(uniqueID.c_str());
                        if (field.Type == "Vector") {
-                            auto& val = component.Property<glm::vec3>(fieldName);
+                            auto& val = component.Field<glm::vec3>(fieldName);
                            if (fieldName == "Scale") {
                                ImGui::DragFloat3("", glm::value_ptr(val), 0.1f, 0.f, std::numeric_limits<float>::max());
                            } else if (fieldName == "Orientation") {
@@ -506,10 +508,10 @@ void EditorSystem::drawUI(World* world, double dt)
                                ImGui::DragFloat3("", glm::value_ptr(val), 0.1f, std::numeric_limits<float>::lowest(), std::numeric_limits<float>::max());
                            }
                        } else if (field.Type == "Color") {
-                            auto& val = component.Property<glm::vec4>(fieldName);
+                            auto& val = component.Field<glm::vec4>(fieldName);
                            ImGui::ColorEdit4("", glm::value_ptr(val), true);
                        } else if (field.Type == "string") {
-                            std::string& val = component.Property<std::string>(fieldName);
+                            std::string& val = component.Field<std::string>(fieldName);
                            char tempString[1024];
                            memcpy(tempString, val.c_str(), std::min(val.length() + 1, sizeof(tempString)));
                            if (ImGui::InputText("", tempString, sizeof(tempString))) {
@@ -523,12 +525,32 @@ void EditorSystem::drawUI(World* world, double dt)
                            }

                        } else if (field.Type == "double") {
-                            float tempVal = static_cast<float>(component.Property<double>(fieldName));
+                            float tempVal = static_cast<float>(component.Field<double>(fieldName));
                            if (ImGui::InputFloat("", &tempVal, 0.01f, 1.f)) {
-                                component.SetProperty(fieldName, static_cast<double>(tempVal));
+                                component.SetField(fieldName, static_cast<double>(tempVal));
+                            }
+                        } else if (field.Type == "int") {
+                            int val = component.Field<int>(fieldName);
+                            ImGui::InputInt("", &val);
+                        } else if (field.Type == "enum") {
+                            int currentValue = component.Field<int>(fieldName);
+                            int item = -1;
+                            std::stringstream enumKeys;
+                            std::vector<int> enumValues;
+                            int i = 0;
+                            for (auto& kv : ci.Meta->FieldEnumDefinitions.at(fieldName)) {
+                                enumKeys << kv.first << " (" << kv.second << ")" << '\0';
+                                enumValues.push_back(kv.second);
+                                if (currentValue == kv.second) {
+                                    item = i;
+                                }
+                                i++;
+                            }
+                            if (ImGui::Combo("", &item, enumKeys.str().c_str())) {
+                                component.SetField(fieldName, enumValues.at(item));
                            }
                        } else if (field.Type == "bool") {
-                            auto& val = component.Property<bool>(fieldName);
+                            auto& val = component.Field<bool>(fieldName);
                            ImGui::Checkbox("", &val);
                        } else {
                            ImGui::TextDisabled(field.Type.c_str());
@@ -20,15 +20,16 @@ void InputProxy::LoadBindings(std::string file)
    for (auto& origin : config->GetAll<std::string>("Bindings")) {
        Events::BindOrigin e;
        e.Origin = origin.first;
-        e.Command = origin.second;
-        e.Value = 1.f;
-        if (!e.Command.empty()) {
-            char prefix = e.Command.at(0);
-            if (prefix == '+' || prefix == '-') {
-                e.Command = e.Command.substr(1);
-                if (prefix == '-') {
-                    e.Value *= -1.f;
-                }
+        const std::string& command = origin.second;
+        if (!command.empty()) {
+            boost::char_separator<char> separator(", ");
+            boost::tokenizer<decltype(separator)> tokenizer(command, separator);
+            auto token = tokenizer.begin();
+            e.Command = *token;
+            if (++token != tokenizer.end()) {
+                e.Value = boost::lexical_cast<float>(*token);
+            } else {
+                e.Value = 1.f;
            }
            OnBindOrigin(e);
        }
@@ -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()
@@ -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;
@@ -1,14 +1,15 @@
 #include "Rendering/RenderSystem.h"

-RenderSystem::RenderSystem(EventBroker* eventBrokerer, const IRenderer* renderer, RenderFrame* renderFrame) :ImpureSystem(eventBrokerer)
+RenderSystem::RenderSystem(EventBroker* eventBroker, const IRenderer* renderer, RenderFrame* renderFrame)
+    : System(eventBroker)
+    , m_Renderer(renderer)
+    , m_RenderFrame(renderFrame)
 {
-    m_Renderer = renderer;
-    m_RenderFrame = renderFrame;
    EVENT_SUBSCRIBE_MEMBER(m_ESetCamera, &RenderSystem::OnSetCamera);
    EVENT_SUBSCRIBE_MEMBER(m_EInputCommand, &RenderSystem::OnInputCommand);

    m_Camera = new Camera((float)m_Renderer->Resolution().Width / m_Renderer->Resolution().Height, glm::radians(45.f), 0.01f, 5000.f);
-    m_DebugCameraInputController = new DebugCameraInputController<RenderSystem>(eventBrokerer, -1);
+    m_DebugCameraInputController = new DebugCameraInputController<RenderSystem>(eventBroker, -1);
 }

 RenderSystem::~RenderSystem()
@@ -39,11 +40,17 @@ void RenderSystem::switchCamera(EntityID entity)
            if (m_World->HasComponent(m_CurrentCamera, "Model")) {
                m_World->GetComponent(m_CurrentCamera, "Model")["Visible"] = true;
            }
+            if (m_World->HasComponent(m_CurrentCamera, "Listener")) {
+                m_World->DeleteComponent(m_CurrentCamera, "Listener");
+            }
        }

        if (m_World->HasComponent(entity, "Model")) {
            m_World->GetComponent(entity, "Model")["Visible"] = false;
        }
+        if (!m_World->HasComponent(entity, "Listener")) {
+            m_World->AttachComponent(entity, "Listener");
+        }
        m_CurrentCamera = entity;
        m_SwitchCamera = false;

@@ -84,15 +91,23 @@ 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);
        }
    }
@@ -175,6 +190,9 @@ void RenderSystem::updateCamera(World* world, double dt)
 {
    if (m_SwitchCamera) {
        auto cameras = world->GetComponents("Camera");
+        if (cameras == nullptr) {
+            return;
+        }
        for (auto it = cameras->begin(); it != cameras->end(); it++) {
            if ((*it).EntityID == m_CurrentCamera) {
                it++;
@@ -186,11 +204,13 @@ void RenderSystem::updateCamera(World* world, double dt)
                break;
            }
        }
-        ComponentWrapper& cameraComponent = world->GetComponent(m_CurrentCamera, "Camera");
-        ComponentWrapper& cameraTransform = world->GetComponent(m_CurrentCamera, "Transform");
+        if (m_World->HasComponent(m_CurrentCamera, "Camera")) {
+            ComponentWrapper& cameraComponent = world->GetComponent(m_CurrentCamera, "Camera");
+            ComponentWrapper& cameraTransform = world->GetComponent(m_CurrentCamera, "Transform");

-        m_DebugCameraInputController->SetOrientation(glm::quat((glm::vec3)cameraTransform["Orientation"]));
-        m_DebugCameraInputController->SetPosition(cameraTransform["Position"]);
+            m_DebugCameraInputController->SetOrientation(glm::quat((glm::vec3)cameraTransform["Orientation"]));
+            m_DebugCameraInputController->SetPosition(cameraTransform["Position"]);
+        }
    }

    if (m_World->ValidEntity(m_CurrentCamera)) {
@@ -137,8 +137,8 @@ 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()
@@ -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);
 }
@@ -0,0 +1,304 @@
+#include "Sound/SoundSystem.h"
+
+SoundSystem::SoundSystem(World* world, EventBroker* eventBroker, bool editorMode)
+{
+    m_EventBroker = eventBroker;
+    m_World = world;
+    m_EditorEnabled = editorMode;
+
+    initOpenAL();
+
+    alSpeedOfSound(340.29f);
+    alDistanceModel(AL_LINEAR_DISTANCE);
+    alDopplerFactor(1);
+
+    EVENT_SUBSCRIBE_MEMBER(m_EPlaySoundOnEntity, &SoundSystem::OnPlaySoundOnEntity);
+    EVENT_SUBSCRIBE_MEMBER(m_EPlaySoundOnPosition, &SoundSystem::OnPlaySoundOnPosition);
+    EVENT_SUBSCRIBE_MEMBER(m_EPlayBackgroundMusic, &SoundSystem::OnPlayBackgroundMusic);
+    EVENT_SUBSCRIBE_MEMBER(m_EStopSound, &SoundSystem::OnStopSound);
+    EVENT_SUBSCRIBE_MEMBER(m_EPauseSound, &SoundSystem::OnPauseSound);
+    EVENT_SUBSCRIBE_MEMBER(m_EContinueSound, &SoundSystem::OnContinueSound);
+    EVENT_SUBSCRIBE_MEMBER(m_ESetBGMGain, &SoundSystem::OnSetBGMGain);
+    EVENT_SUBSCRIBE_MEMBER(m_ESetSFXGain, &SoundSystem::OnSetSFXGain);
+}
+
+SoundSystem::~SoundSystem()
+{
+    stopEmitters(); // Stopps emitters
+    deleteInactiveEmitters(); // Deletes stopped emitters
+    // Delete entities
+    std::unordered_map<EntityID, Source*>::iterator it;
+    for (it = m_Sources.begin(); it != m_Sources.end(); it++) {
+        m_World->DeleteEntity((*it).first);
+    }
+    m_Sources.clear();
+
+    alcDestroyContext(m_ALCcontext);
+    alcCloseDevice(m_ALCdevice);
+}
+
+void SoundSystem::stopEmitters()
+{
+    std::unordered_map<EntityID, Source*>::iterator it;
+    for (it = m_Sources.begin(); it != m_Sources.end(); it++) {
+        if (getSourceState(it->second->ALsource) == AL_PLAYING) {
+            stopSound(it->second);
+        }
+    }
+}
+
+void SoundSystem::Update(double dt)
+{ 
+    m_EventBroker->Process<SoundSystem>();
+    addNewEmitters(dt); // can be optimized with "EEntityCreated"
+    deleteInactiveEmitters(); // can be optimized with "EEntityDeleted"
+    updateEmitters( dt);
+    updateListener( dt);
+}
+
+void SoundSystem::deleteInactiveEmitters()
+{
+    std::unordered_map<EntityID, Source*>::iterator it;
+    for (it = m_Sources.begin(); it != m_Sources.end();) {
+        if (m_World->ValidEntity(it->first) 
+            && m_World->HasComponent(it->first, "SoundEmitter")) {
+            if (getSourceState(it->second->ALsource) != AL_STOPPED) {
+                // Nothing to see here, move along
+                it++;
+                continue;
+            } else {
+                // Sound has been stopped / finished playing. 
+                alDeleteBuffers(1, &it->second->ALsource);
+                alDeleteSources(1, &it->second->ALsource);
+                m_World->DeleteEntity(it->first);
+                delete it->second;
+                it = m_Sources.erase(it);
+            }
+        } else {
+            // Entity / Component has been removed
+            stopSound((*it).second);
+            alDeleteBuffers(1, &it->second->ALsource);
+            alDeleteSources(1, &it->second->ALsource);
+            delete it->second;
+            it = m_Sources.erase(it);
+        }
+    }
+}
+
+void SoundSystem::addNewEmitters(double dt)
+{
+    auto emitterComponents = m_World->GetComponents("SoundEmitter");
+    if (emitterComponents == nullptr) {
+        return;
+    }
+    for (auto it = emitterComponents->begin(); it != emitterComponents->end(); it++) {
+        EntityID emitter = (*it).EntityID;
+        std::unordered_map<EntityID, Source*>::iterator source;
+        source = m_Sources.find(emitter);
+        if (source == m_Sources.end()) { // Did not exist, add it
+            Source* source = createSource((std::string)(*it)["FilePath"]);
+            m_Sources[emitter] = source;
+        }
+    }
+}
+
+void SoundSystem::updateEmitters(double dt)
+{
+    std::unordered_map<EntityID, Source*>::iterator it;
+    for (it = m_Sources.begin(); it != m_Sources.end(); it++) {
+        // Get previous pos
+        glm::vec3 previousPos;
+        alGetSource3f(it->second->ALsource, AL_POSITION, &previousPos.x, &previousPos.y, &previousPos.z);
+        // Get next pos
+        glm::vec3 nextPos = Transform::AbsolutePosition(m_World, it->first);
+        // Calculate velocity
+        glm::vec3 velocity = glm::vec3(nextPos - previousPos) / (float)dt;
+        setSourcePos(it->second->ALsource, nextPos);
+        setSourceVel(it->second->ALsource, velocity);
+        float gain;
+        (bool)(it->second->Type) ? gain = m_SFXVolumeChannel : gain = m_BGMVolumeChannel;
+        auto emitter = m_World->GetComponent(it->first, "SoundEmitter");
+        setSoundProperties(it->second->ALsource, &emitter);
+
+        // To make an emitter play when spawned in editor mode
+        if (m_EditorEnabled) {
+            // Path changed
+            if (it->second->SoundResource->Path() != (std::string)emitter["FilePath"]) {
+                it->second->SoundResource = ResourceManager::Load<Sound>((std::string)emitter["FilePath"]);
+                if (it->second->SoundResource->Buffer() != 0) {
+                    playSound(it->second);
+                }
+            }
+        }
+    }
+}
+
+void SoundSystem::updateListener(double dt)
+{
+    // Should only be one listener.
+    auto listenerComponents = m_World->GetComponents("Listener");
+    if (listenerComponents == nullptr) {
+        return;
+    }
+    for (auto it = listenerComponents->begin(); it != listenerComponents->end(); it++) {
+        EntityID listener = (*it).EntityID;
+        glm::vec3 previousPos;
+        alGetListener3f(AL_POSITION, &previousPos.x, &previousPos.y, &previousPos.z); // Get previous pos
+        glm::vec3 nextPos = Transform::AbsolutePosition(m_World, listener); // Get next (current) pos
+        glm::vec3 velocity = glm::vec3(nextPos - previousPos) / (float)dt; // Calculate velocity
+        setListenerPos(nextPos);
+        setListenerVel(velocity);
+        setListenerOri(glm::eulerAngles(Transform::AbsoluteOrientation(m_World, listener)));
+    }
+}
+
+Source* SoundSystem::createSource(std::string filePath)
+{
+    ALuint alSource;
+    alGenSources((ALuint)1, &alSource);
+    alSourcef(alSource, AL_REFERENCE_DISTANCE, 1.0);
+    alSourcef(alSource, AL_MAX_DISTANCE, FLT_MAX);
+    Source* source = new Source();
+    source->ALsource = alSource;
+    source->SoundResource = ResourceManager::Load<Sound>(filePath);
+    return source;
+}
+
+void SoundSystem::playSound(Source* source)
+{
+    alSourcei(source->ALsource, AL_BUFFER, source->SoundResource->Buffer());
+    alSourcePlay(source->ALsource);
+}
+
+void SoundSystem::stopSound(Source* source)
+{
+    alSourceStop(source->ALsource);
+}
+
+bool SoundSystem::OnPlaySoundOnEntity(const Events::PlaySoundOnEntity & e)
+{
+    Source* source = createSource(e.FilePath);
+    source->Type = SoundType::SFX;
+    m_Sources[e.EmitterID] = source;
+    playSound(source);
+    return false;
+}
+
+bool SoundSystem::OnPlaySoundOnPosition(const Events::PlaySoundOnPosition & e)
+{
+    Source* source = createSource(e.FilePath);
+    auto emitterID = m_World->CreateEntity();
+    auto transform = m_World->AttachComponent(emitterID, "Transform");
+    (glm::vec3&)transform["Position"] = e.Position;
+    auto emitter = m_World->AttachComponent(emitterID, "SoundEmitter");
+    (float&)(double)emitter["Gain"] = e.Gain;
+    (float&)(double)emitter["Pitch"] = e.Pitch;
+    (bool&)emitter["Loop"] = e.Loop;
+    (float&)(double)emitter["MaxDistance"] = e.MaxDistance;
+    (float&)(double)emitter["RollOffFactor"] = e.RollOffFactor;
+    (float&)(double)emitter["ReferenceDistance"] = e.ReferenceDistance;
+    auto model = m_World->AttachComponent(emitterID, "Model");
+    (std::string&)model["Resource"] = "Models/Core/UnitCube.obj";
+    source->Type = SoundType::SFX;
+    m_Sources[emitterID] = source;
+    playSound(source);
+    return true;
+}
+
+bool SoundSystem::OnPauseSound(const Events::PauseSound & e)
+{
+    alSourcePause(m_Sources[e.EmitterID]->ALsource);
+    return true;
+}
+
+bool SoundSystem::OnStopSound(const Events::StopSound & e)
+{
+    alSourceStop(m_Sources[e.EmitterID]->ALsource);
+    return true;
+}
+
+bool SoundSystem::OnContinueSound(const Events::ContinueSound & e)
+{
+    alSourcePlay(m_Sources[e.EmitterID]->ALsource);
+    return true;
+}
+
+bool SoundSystem::OnPlayBackgroundMusic(const Events::PlayBackgroundMusic & e)
+{
+    auto listenerComponents = m_World->GetComponents("Listener");
+    for (auto it = listenerComponents->begin(); it != listenerComponents->end(); it++) {
+        auto emitterChild = m_World->CreateEntity((*it).EntityID);
+        auto emitter = m_World->AttachComponent(emitterChild, "SoundEmitter");
+        (bool&)emitter["Loop"] = true;
+        (std::string&)emitter["FilePath"] = e.FilePath;
+        m_World->AttachComponent(emitterChild, "Transform");
+        Source* source = createSource(e.FilePath);
+        source->Type = SoundType::BGM;
+        m_Sources[emitterChild] = source;
+        playSound(source);
+    }
+    return true;
+}
+
+bool SoundSystem::OnSetBGMGain(const Events::SetBGMGain & e)
+{
+    m_BGMVolumeChannel = e.Gain;
+    return true;
+}
+
+bool SoundSystem::OnSetSFXGain(const Events::SetSFXGain & e)
+{
+    m_SFXVolumeChannel = e.Gain;
+    return true;
+}
+
+void SoundSystem::setListenerOri(glm::vec3 ori)
+{
+    // Calculate forward and up vector.
+    glm::vec3 forward = glm::vec3(0.0, 0.0, -1.0);
+    forward = glm::rotateX(forward, ori.x);
+    forward = glm::rotateY(forward, ori.y);
+    forward = glm::rotateZ(forward, ori.z);
+    glm::normalize(forward);
+    glm::vec3 up = glm::vec3(0.0, 1.0, 0.0);
+    up = glm::rotateX(up, ori.x);
+    up = glm::rotateY(up, ori.y);
+    up = glm::rotateZ(up, ori.z);
+    glm::normalize(up);
+    ALfloat lOri[6] = { forward.x, forward.y, forward.z, up.x, up.y, up.z };
+    alListenerfv(AL_ORIENTATION, lOri);
+}
+
+ALenum SoundSystem::getSourceState(ALuint source)
+{
+    ALenum state;
+    alGetSourcei(source, AL_SOURCE_STATE, &state);
+    return state;
+}
+
+void SoundSystem::setGain(Source * source, float gain)
+{
+    alSourcef(source->ALsource, AL_GAIN, gain);
+}
+
+void SoundSystem::setSoundProperties(ALuint source, ComponentWrapper* soundComponent)
+{
+    alSourcef(source, AL_GAIN, (float)(double)(*soundComponent)["Gain"]);
+    alSourcef(source, AL_PITCH, (float)(double)(*soundComponent)["Pitch"]);
+    alSourcei(source, AL_LOOPING, (int)(bool)(*soundComponent)["Loop"]); // YOLO
+    alSourcef(source, AL_MAX_DISTANCE, (float)(double)(*soundComponent)["MaxDistance"]);
+    alSourcef(source, AL_ROLLOFF_FACTOR, (float)(double)(*soundComponent)["RollOffFactor"]);
+    alSourcef(source, AL_REFERENCE_DISTANCE, (float)(double)(*soundComponent)["ReferenceDistance"]);
+}
+
+void SoundSystem::initOpenAL()
+{
+    // Initialize OpenAL
+    m_ALCdevice = alcOpenDevice(nullptr);
+    if (m_ALCdevice != nullptr) {
+        m_ALCcontext = alcCreateContext(m_ALCdevice, nullptr);
+        alcMakeContextCurrent(m_ALCcontext);
+    } else {
+        LOG_ERROR("OpenAL failed to initialize.");
+    }
+}