游戏引擎

开发平台：

Visual C++

Audio.h：源码内容

							// Audio.h: interface for the CAudio class.
//
//////////////////////////////////////////////////////////////////////
#if !defined(AFX_AUDIO_H__C59411DC_4F55_40AF_945A_7157AAE6F15B__INCLUDED_)
#define AFX_AUDIO_H__C59411DC_4F55_40AF_945A_7157AAE6F15B__INCLUDED_
#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
include <dmusicc.h>
#include <dmusici.h>
#define INIT_GUID
#define LPDIRECTMUSICLOADER8	  IDirectMusicLoader8*
#define LPDIRECTMUSICPERFORMANCE8 IDirectMusicPerformance8*
#define LPDIRECTMUSICSEGMENT8	  IDirectMusicSegment8*
#define LPDIRECTMUSICAUDIOPATH	  IDirectMusicAudioPath*
#define LPDIRECTCSound3DBUFFER	  IDirectSound3DBuffer*
#define LPDIRECTCSound3DLISTENER	  IDirectSound3DListener*
class CSound
{
	public:
		LPDIRECTMUSICSEGMENT8 dmSegment;
		LPDIRECTCSound3DBUFFER ds3DBuffer;
		bool is3DSound;
	void Set3DPos(float x, float y, float z);
	void Set3DDistances(float minDistance, float maxDistance);	
	void Shutdown(void);
	CSound() : dmSegment(NULL),  ds3DBuffer(NULL), is3DSound(false) 
		{	}
	~CSound() 
		{	}
};
class CAudio  
{
protected:
	LPDIRECTMUSICLOADER8	  dmLoader;			// the loader
	LPDIRECTMUSICPERFORMANCE8 dmPerformance;	// the performance
	LPDIRECTMUSICAUDIOPATH    dm3DAudioPath;	// the audiopath
	LPDIRECTCSound3DLISTENER	  ds3DListener;		// 3d listener
	DS3DLISTENER dsListenerParams;				// 3d listener properties
    //////////////////////////////////
	CSound  *pSound;
	unsigned int m_MaxNum;//max number of CSound object
public:
	bool Init(HWND hwnd,unsigned int MaxNumber);	
	void Shutdown(void);
	bool Create(unsigned int NumOfSound, char* filename, bool is3DSound);
	void Play(unsigned int NumOfSound, DWORD numRepeats);
	void Stop(unsigned int NumOfSound);
	void SetListenerPos(float x, float y, float z);
	void SetListenerRolloff(float rolloff);
	void SetListenerOrientation(float forwardX, float forwardY, float forwardZ, float topX, float topY, float topZ);
	CAudio(): dm3DAudioPath(NULL), dmLoader(NULL), dmPerformance(NULL), 
		         ds3DListener(NULL),pSound(NULL),m_MaxNum(0)
	{  }
	virtual ~CAudio()
	{  }
};
#endif // !defined(AFX_AUDIO_H__C59411DC_4F55_40AF_945A_7157AAE6F15B__INCLUDED_)

						