//===========================================================================//
// File:	btl4arnd.hh                                                         //
// Project: MUNGA           Brick: Audio Renderer Manager	                 //
// Contents: 																					  //
//---------------------------------------------------------------------------//
//   Date    Who  Modification                                               //
// --------  ---  ---------------------------------------------------------- //
// 01/30/95  ECH  Initial coding.                                            //
//---------------------------------------------------------------------------//
// Copyright (C) 1994, Virtual World Entertainment, Inc.                     //
// All Rights reserved worldwide                                             //
// This unpublished sourcecode is PROPRIETARY and CONFIDENTIAL               //
//===========================================================================//

#if !defined(BTL4ARND_HPP)
#	define BTL4ARND_HPP

#	if !defined(L4AUDRND_HPP)
#		include <l4audrnd.hpp>
#	endif

	//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ BTL4AudioHead ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

	class Segment;

	class BTL4AudioHead:
		public AudioHead
	{
	public:
		//
		//--------------------------------------------------------------------
		// Construction, Destruction, Testing
		//--------------------------------------------------------------------
		//
		BTL4AudioHead();
		~BTL4AudioHead();

		//
		//-----------------------------------------------------------------------
		// LinkToEntity
		//-----------------------------------------------------------------------
		//
		void
			LinkToEntity(Entity *entity);

		//
		//-----------------------------------------------------------------------
		// GetEarToWorld
		//-----------------------------------------------------------------------
		//
		LinearMatrix
			GetEarToWorld();

		//
		//-----------------------------------------------------------------------
		// Execute
		//-----------------------------------------------------------------------
		//
		void
			Execute();

	private:
		//
		//--------------------------------------------------------------------------
		// Private methods
		//--------------------------------------------------------------------------
		//
		void
			CalculateEarToWorld();

		//
		//--------------------------------------------------------------------------
		// Private Data
		//--------------------------------------------------------------------------
		//
		Logical
      	useEyepointSegment;
		EntitySegment*
			eyepointSegment;
		LinearMatrix
			earToWorld;
	};

	//~~~~~~~~~~~~~~~~~~~~~~~~~~~~ BTL4AudioRenderer ~~~~~~~~~~~~~~~~~~~~~~~~~~~

	class BTL4AudioRenderer:
		public L4AudioRenderer
	{
	public:
		//
		//--------------------------------------------------------------------
		// Construction, Destruction, Testing
		//--------------------------------------------------------------------
		//
		BTL4AudioRenderer(
			RendererRate render_rate,
			Logical mission_review_mode
		);
		~BTL4AudioRenderer();

	private:
		//
		//-----------------------------------------------------------------------
		// MakeAudioHead
		//-----------------------------------------------------------------------
		//
		AudioHead*
			MakeAudioHead();
	};

#endif