BETA matches for SoundManagers (#1646)

---------

Co-authored-by: jonschz <jonschz@users.noreply.github.com>

LEGO1/omni/include/mxpresentationmanager.h

@@ -0,0 +1,38 @@
+#ifndef MXPRESENTATIONMANAGER_H
+#define MXPRESENTATIONMANAGER_H
+
+#include "mxcore.h"
+#include "mxcriticalsection.h"
+#include "mxpresenterlist.h"
+#include "mxtypes.h"
+
+class MxThread;
+
+// VTABLE: LEGO1 0x100dc6b0
+// VTABLE: BETA10 0x101c2318
+// SIZE 0x2c
+class MxPresentationManager : public MxCore {
+public:
+	MxPresentationManager();
+	~MxPresentationManager() override;
+
+	MxResult Tickle() override;                                 // vtable+08
+	virtual MxResult Create();                                  // vtable+14
+	virtual void Destroy();                                     // vtable+18
+	virtual void RegisterPresenter(MxPresenter& p_presenter);   // vtable+1c
+	virtual void UnregisterPresenter(MxPresenter& p_presenter); // vtable+20
+	virtual void StopPresenters();                              // vtable+24
+
+	MxResult Init();
+
+	// SYNTHETIC: LEGO1 0x100b8540
+	// SYNTHETIC: BETA10 0x10144db0
+	// MxPresentationManager::`scalar deleting destructor'
+
+protected:
+	MxPresenterList* m_presenters;       // 0x08
+	MxThread* m_thread;                  // 0x0c
+	MxCriticalSection m_criticalSection; // 0x10
+};
+
+#endif // MXPRESENTATIONMANAGER_H