Added dtk sound mixing to audiocommon (should work with LLE now)

And also moved all common setting to audiocommonconfig


git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@2796 8ced0084-cf51-0410-be5f-012b33b47a6e

Source/Core/AudioCommon/Src/AudioCommonConfig.h

@@ -0,0 +1,29 @@
+#ifndef _AUDIO_COMMON_CONFIG_H_
+#define _AUDIO_COMMON_CONFIG_H_
+
+#include <string>
+#include "IniFile.h"
+
+// Backend Types
+#define BACKEND_DIRECTSOUND "DSound"
+#define BACKEND_AOSOUND     "AOSound"
+#define BACKEND_OPENAL      "OpenAL"
+#define BACKEND_NULL        "NullSound"
+
+struct AudioCommonConfig 
+{
+	bool m_EnableDTKMusic;
+    bool m_EnableThrottle;
+	std::string sBackend;
+	
+	// Load from given file
+	void Load(IniFile &file);
+	
+	// Set the values for the file
+	void Set(IniFile &file);
+
+	// Update according to the values (stream/mixer)
+	void Update();
+};
+
+#endif //AUDIO_COMMON_CONFIG