More work. Audio driver works enough to play music now.

GpD3D/GpAudioDriverFactory.h

@@ -0,0 +1,18 @@
+#pragma once
+
+#include "EGpAudioDriverType.h"
+
+class IGpAudioDriver;
+struct GpAudioDriverProperties;
+
+class GpAudioDriverFactory
+{
+public:
+	typedef IGpAudioDriver *(*FactoryFunc_t)(const GpAudioDriverProperties &properties);
+
+	static IGpAudioDriver *CreateAudioDriver(const GpAudioDriverProperties &properties);
+	static void RegisterAudioDriverFactory(EGpAudioDriverType type, FactoryFunc_t func);
+
+private:
+	static FactoryFunc_t ms_registry[EGpAudioDriverType_Count];
+};