OpenXOPS

//! @file sound.h
//! @brief SoundControlクラスの宣言

//--------------------------------------------------------------------------------
// 
// OpenXOPS
// Copyright (c) 2014-2022, OpenXOPS Project / [-_-;](mikan) All rights reserved.
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//--------------------------------------------------------------------------------

#ifndef SOUND2_H
#define SOUND2_H

#define MAX_LOADSOUND 24		//!< サウンドを読み込める最大数
#define MAX_SOUNDLISTS 100		//!< サウンドを再生する最大数（DirectSound）
#define MAX_SOUNDDIST 335		//!< サウンドを再生する最大距離

#ifndef H_LAYERLEVEL
 #define H_LAYERLEVEL 1		//!< Select include file.
#endif
#include "main.h"
#include <windows.h>

#define SOUND_ENGINE 0		//!< @brief サウンドの再生ライブラリを選択 @details ezds.dll：0　DirectSound（2D再生）：1　DirectSound（3D再生）：2

#if SOUND_ENGINE == 0
 typedef int (*FARPROCH)(HWND);					//!< DLL Parameter
 typedef int (*FARPROCCI)(const char*, int);	//!< DLL Parameter
 typedef int (*FARPROCIII)(int, int, int);		//!< DLL Parameter
 typedef int (*FARPROCI)(int);					//!< DLL Parameter

 #define SOUND_CORE "ezds"					//!< バージョン表示用情報
#else	//#if SOUND_ENGINE
 #include <dsound.h>
 #include <mmsystem.h>
 #pragma comment(lib, "dsound.lib")
 #pragma comment(lib, "dxguid.lib")
 #pragma comment(lib, "winmm.lib")
 #ifndef WAVE_FORMAT_IEEE_FLOAT
  #define WAVE_FORMAT_IEEE_FLOAT 3
 #endif

 #if SOUND_ENGINE == 1
  #define SOUND_CORE "DirectSound(Monaural)"	//!< バージョン表示用情報
 #else
  #define SOUND_CORE "DirectSound(Stereo)"	//!< バージョン表示用情報
 #endif
#endif	//#if SOUND_ENGINE

//! @brief サウンドを再生するクラス
//! @details サウンドの読み込みから再生までを管理します。
//! @details 参考資料：ezds.dllファイル(ver:0.4)解析情報　http://openxops.net/filesystem-ezds04.php
class SoundControl
{
#if SOUND_ENGINE == 0
	HINSTANCE lib;		//!< DLLファイルのインスタンス
	FARPROC DSver;		//!< DSver()
	FARPROCH DSinit;	//!< DSinit()
	FARPROC DSend;		//!< DSend()
	FARPROCCI DSload;	//!< DSload()
	FARPROCIII DSplay;	//!< DSplay()
	FARPROCI DSrelease;	//!< DSrelease()
	bool useflag[MAX_LOADSOUND];	//!< 使用中のサウンド番号を管理する配列

	float camera_x;			//!< カメラ座標
	float camera_y;			//!< カメラ座標
	float camera_z;			//!< カメラ座標
	float camera_rx;		//!< カメラX軸角度
	float mastervolume;		//!< 音量(パーセント)
	int volume_max;			//!< 最大音量


	bool CheckSourceDist(float x, float y, float z, bool near, float *out_dist);
	int CalculationVolume(int MaxVolume, float dist, bool near);
#else	//#if SOUND_ENGINE
	LPDIRECTSOUND8 pDSound;					//!< DIRECTSOUND8のポインタ
	LPDIRECTSOUNDBUFFER pDSBuffer[MAX_LOADSOUND][MAX_SOUNDLISTS];	//!< セカンダリーバッファー
	LPDIRECTSOUND3DLISTENER8 p3DListener;	//!< リスナー
	float mastervolume;						//!< 音量(パーセント)
	float volume_dBper;						//!< 最大音量

	bool CheckSoundFile(const char* filename, int *filesize, int *fileoffset, WAVEFORMATEX** pwfex);
	int GetDSVolume(int volume);
#if SOUND_ENGINE == 1
	bool CheckSourceDist(float x, float y, float z, bool near, float *out_dist);
	int CalculationVolume(int MaxVolume, float dist, bool near);
#endif
#endif	//#if SOUND_ENGINE

public:
	SoundControl();
	~SoundControl();
	int InitSound(WindowControl *WindowCtrl);
	void DestroySound();
	void SetVolume(float volume);
	void SetCamera(float x, float y, float z, float rx);
	int LoadSound(const char* filename);
	int PlaySound(int id, int volume, int pan);
	int Play3DSound(int id, float x, float y, float z, int volume);
	int GetTotalSounds();
	void CleanupSound(int id);
};

#endif