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engine/ithread.h

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $Workfile:     $
+// $Date:         $
+//
+//-----------------------------------------------------------------------------
+// $Log: $
+//
+// $NoKeywords: $
+//=============================================================================//
+#if !defined( ITHREAD_H )
+#define ITHREAD_H
+#ifdef _WIN32
+#pragma once
+#endif
+
+// Typedef to point at member functions of CCDAudio
+typedef void ( CCDAudio::*vfunc )( int param1, int param2 );
+
+//-----------------------------------------------------------------------------
+// Purpose: CD Audio thread processing
+//-----------------------------------------------------------------------------
+abstract_class IThread
+{
+public:
+	virtual			~IThread( void ) { }
+
+	virtual bool	Init( void ) = 0;
+	virtual bool	Shutdown( void ) = 0;
+
+	// Add specified item to thread for processing
+	virtual bool	AddThreadItem( vfunc pfn, int param1, int param2 ) = 0;
+};
+
+extern IThread *thread;
+
+#endif // ITHREAD_H