So loud added, changed how dependencies are organized.

src/SlatedGameToolkit.Framework/Exceptions/FrameworkSDLException.cs

@@ -1,21 +0,0 @@
-using System;
-
-namespace SlatedGameToolkit.Framework.Exceptions
-{
-    /// <summary>
-    /// Any errors generated by an SDL feature that the engine requires are wrapped in the form of this type of exception.
-    /// </summary>
-    public class FrameworkSDLException : SDLException {
-        
-        public FrameworkSDLException() : base() {
-
-        }
-
-        public FrameworkSDLException(string message) : base(message) {
-
-        }
-        
-        public FrameworkSDLException(string message, Exception inner) : base(message, inner) {
-        }
-    }
-}

src/SlatedGameToolkit.Framework/Exceptions/InternalFrameworkException.cs

@@ -2,17 +2,20 @@ using System;
 
 namespace SlatedGameToolkit.Framework.Exceptions
 {
+    /// <summary>
+    /// An exception that is thrown when an error occurrs on the game framework level that shouldn't have occurred and is definitely considered a bug.
+    /// </summary>
     internal class InternalFrameworkException : FrameworkException {
-        const string ADDITIONAL_MESSAGE = "\nThis exception is a framework bug!";
+        const string ADDITIONAL_MESSAGE = "**This exception is a framework bug!**";
         public InternalFrameworkException() : base() {
 
         }
 
-        public InternalFrameworkException(string message) : base(message + ADDITIONAL_MESSAGE) {
+        public InternalFrameworkException(string message) : base(message + ' ' + ADDITIONAL_MESSAGE) {
 
         }
         
-        public InternalFrameworkException(string message, Exception inner) : base(message + ADDITIONAL_MESSAGE, inner) {
+        public InternalFrameworkException(string message, Exception inner) : base(message + ' ' + ADDITIONAL_MESSAGE, inner) {
         }
     }
 }

src/SlatedGameToolkit.Framework/Exceptions/SDLException.cs

@@ -7,7 +7,7 @@ namespace SlatedGameToolkit.Framework.Exceptions
     /// An SDLException is defined as an exception that is thrown whenever an error occurrs in any SDL functions.
     /// </summary>
     [Serializable]
-    public abstract class SDLException : Exception {
+    public class SDLException : FrameworkException {
         public string SDLMessage { get; }
 
         /// <summary>

src/SlatedGameToolkit.Framework/Exceptions/SoLoudException.cs

@@ -0,0 +1,20 @@
+using System;
+
+namespace SlatedGameToolkit.Framework.Exceptions
+{
+    public class SoLoudException : FrameworkException
+    {
+        public int ErrorCode { get; private set; }
+        public SoLoudException(int errorCode) : base(GameEngine.SoLoudEngine.getErrorString(errorCode) + " SoLoud error has occurred.")
+        {
+        }
+
+        public SoLoudException(int errorCode, string message) : base(GameEngine.SoLoudEngine.getErrorString(errorCode) + " SoLoud error has occurred: " + message)
+        {
+        }
+
+        public SoLoudException(int errorCode, string message, Exception inner) : base(GameEngine.SoLoudEngine.getErrorString(errorCode) + " SoLoud error has occurred: " + message, inner)
+        {
+        }
+    }
+}

src/SlatedGameToolkit.Framework/GameEngine.cs

@@ -3,18 +3,19 @@ using System.Runtime.InteropServices;
 using System.Threading;
 using SDL2;
 using SlatedGameToolkit.Framework.Exceptions;
+using SlatedGameToolkit.Framework.Graphics.OpenGL;
 using SlatedGameToolkit.Framework.Graphics.Window;
 using SlatedGameToolkit.Framework.Input.Devices;
 using SlatedGameToolkit.Framework.Logging;
 using SlatedGameToolkit.Framework.StateSystem;
 using SlatedGameToolkit.Framework.StateSystem.States;
+using SoLoud;
 
 namespace SlatedGameToolkit.Framework {
     /// <summary>
     /// The main engine that will host the game loop.
     /// </summary>
     public static class GameEngine {
-        private const int GL_MAJOR_VER = 3, GL_MINOR_VER = 3;
         public static bool Debugging { get; set; }
         private static readonly object ignitionLock = new object();
         private static readonly object deltaUpdateLock = new object();
@@ -73,7 +74,9 @@ namespace SlatedGameToolkit.Framework {
             }
         }
 
-        private static void Loop(Object o) {
+        public static Soloud SoLoudEngine { get; private set; }
+
+        private static void Run(Object o) {
             if (!(o is IState)) throw new InternalFrameworkException(String.Format("Expected initial state object for asynchronous loop. Got {0}", o));
             StateManager manager = new StateManager();
             IState initialState = (IState) o;
@@ -180,6 +183,7 @@ namespace SlatedGameToolkit.Framework {
             stopped = true;
             manager.Dispose();
             SDL.SDL_Quit();
+            SoLoudEngine.deinit();
             WindowContextsManager.DisposeAllWindowContexts();
             Logger.Log("Game engine has gracefully stopped.");
             Logger.FlushListeners();
@@ -223,19 +227,37 @@ namespace SlatedGameToolkit.Framework {
                     }
                 }
                 exit = false;
+                Logger.Log("Initializing SDL video subsystem.");
                 if (SDL.SDL_Init(SDL.SDL_INIT_VIDEO) != 0) {
-                    throw new FrameworkSDLException();
+                    throw new SDLException();
                 }
+
+                Logger.Log("Initializing SDL audio subsystem.");
                 if (SDL.SDL_Init(SDL.SDL_INIT_AUDIO) != 0) {
-                    throw new FrameworkSDLException();
+                    throw new SDLException();
+                }
+                Logger.Log("Initializing SoLoud Engine.");
+                SoLoudEngine = new Soloud();
+                int error = SoLoudEngine.init(aBackend: Soloud.SDL2);
+                if (error != 0) {
+                    throw new SoLoudException(error);
+                }
+                uint soLoudVer = SoLoudEngine.getVersion();
+                if (soLoudVer != Soloud.SOLOUD_VER) {
+                    if (soLoudVer < Soloud.SOLOUD_VER) {
+                        throw new FrameworkUsageException(string.Format("SoLoud version is out-dated! Detected version {0}. Minimum version requirement is {1}", soLoudVer, Soloud.SOLOUD_VER));
+                    } else {
+                        Logger.Log(string.Format("SoLoud version detected is {0} which is newer than version used to build framework (ver. {1}).", soLoudVer, Soloud.SOLOUD_VER), LogLevel.WARNING);
+                    }
                 }
 
-                if (SDL.SDL_GL_SetAttribute(SDL.SDL_GLattr.SDL_GL_CONTEXT_MAJOR_VERSION, GL_MAJOR_VER) < 0 || 
+                if (SDL.SDL_GL_SetAttribute(SDL.SDL_GLattr.SDL_GL_CONTEXT_MAJOR_VERSION, GLContext.GL_MAJOR_VER) < 0 || 
-                SDL.SDL_GL_SetAttribute(SDL.SDL_GLattr.SDL_GL_CONTEXT_MINOR_VERSION, GL_MINOR_VER) < 0 || 
+                SDL.SDL_GL_SetAttribute(SDL.SDL_GLattr.SDL_GL_CONTEXT_MINOR_VERSION, GLContext.GL_MINOR_VER) < 0 || 
                 SDL.SDL_GL_SetAttribute(SDL.SDL_GLattr.SDL_GL_CONTEXT_PROFILE_MASK, SDL.SDL_GLprofile.SDL_GL_CONTEXT_PROFILE_CORE) < 0) 
-                    throw new FrameworkSDLException(string.Format("Unable to load correct OpenGL version {0}.{1}.0 Core.", GL_MINOR_VER, GL_MAJOR_VER));
+                    throw new SDLException(string.Format("Unable to retrieve correct OpenGL version {0}.{1}.0 Core.", GLContext.GL_MINOR_VER, GLContext.GL_MAJOR_VER));
+                Logger.Log(string.Format("OpenGL version set to {0}.{1}.0 Core.", GLContext.GL_MAJOR_VER, GLContext.GL_MINOR_VER));
                 
-                thread = new Thread(Loop);
+                thread = new Thread(Run);
                 thread.Name = "SGTK-Engine";
                 thread.Priority = ThreadPriority.AboveNormal;
                 thread.Start(initialState);

src/SlatedGameToolkit.Framework/Graphics/OpenGL/GLContext.cs

@@ -13,6 +13,7 @@ namespace SlatedGameToolkit.Framework.Graphics.OpenGL
     [SuppressMessage("ReSharper", "InconsistentNaming")]
     public class GLContext : IDisposable
     {
+        public const int GL_MAJOR_VER = 3, GL_MINOR_VER = 3;
         #region OpenGLFunctions
             
         public IntPtr Handle { get; private set; }
@@ -3173,7 +3174,7 @@ namespace SlatedGameToolkit.Framework.Graphics.OpenGL
             GetProcAddressHandler loader = SDL.SDL_GL_GetProcAddress;
             Handle = SDL.SDL_GL_CreateContext(windowHandle);
             if (Handle == null) {
-                throw new FrameworkSDLException();
+                throw new SDLException();
             }
             
             #region OpenGLDelegateAssignment

src/SlatedGameToolkit.Framework/Graphics/Window/WindowContext.cs

@@ -248,7 +248,7 @@ namespace SlatedGameToolkit.Framework.Graphics.Window
         internal uint WindowID {
             get {
                 uint id = SDL.SDL_GetWindowID(windowHandle);
-                if (id == 0) throw new FrameworkSDLException();
+                if (id == 0) throw new SDLException();
                 return id;
             }
         }
@@ -260,7 +260,7 @@ namespace SlatedGameToolkit.Framework.Graphics.Window
             Logger.Log(String.Format("Starting openGL window with title \"{0}\"", title));
             windowHandle = SDL.SDL_CreateWindow(title, x < 0 ? SDL.SDL_WINDOWPOS_CENTERED : x, y < 0 ? SDL.SDL_WINDOWPOS_CENTERED : y, width, height, SDL.SDL_WindowFlags.SDL_WINDOW_INPUT_FOCUS | SDL.SDL_WindowFlags.SDL_WINDOW_OPENGL | SDL.SDL_WindowFlags.SDL_WINDOW_MOUSE_FOCUS | options);
             if (windowHandle == null) {
-                throw new FrameworkSDLException();
+                throw new SDLException();
             }
             this.Context = new GLContext(windowHandle);
 
@@ -338,7 +338,7 @@ namespace SlatedGameToolkit.Framework.Graphics.Window
         /// <returns>An integer representing the display this window resides within.</returns>
         public int GetDisplayIndex() {
             int index = SDL.SDL_GetWindowDisplayIndex(windowHandle);
-            if (index < 0) throw new FrameworkSDLException();
+            if (index < 0) throw new SDLException();
             return index;
         }
 

src/SlatedGameToolkit.Framework/SlatedGameToolkit.Framework.csproj

@@ -12,6 +12,5 @@
 
   <ItemGroup>
     <EmbeddedResource Include="Resources/**"/>
-    <Content Include="deps/**"/>
   </ItemGroup>
 </Project>