122 lines
2.9 KiB
C++
122 lines
2.9 KiB
C++
/*=========================================================================
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xmplay.h
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Author: PKG
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Created:
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Project: Spongebob
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Purpose:
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Copyright (c) 2000 Climax Development Ltd
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===========================================================================*/
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#ifndef __SOUND_XMPLAY_H__
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#define __SOUND_XMPLAY_H__
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/*----------------------------------------------------------------------
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Includes
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-------- */
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#ifndef _FILEIO_HEADER_
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#include "fileio\fileio.h"
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#endif
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/* Std Lib
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------- */
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/*----------------------------------------------------------------------
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Tyepdefs && Defines
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------------------- */
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// This is a bit messy, but makes sure that you can't easily pass the wrong IDs to the xm functions
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// ( ..something scares me about this way of doing it tho :)
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typedef enum {NO_SAMPLE=-1} xmSampleId;
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typedef enum {NO_SONG=-1} xmModId;
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typedef enum {NOT_PLAYING=-1} xmPlayingId;
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/*----------------------------------------------------------------------
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Structure defintions
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-------------------- */
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class CXMPlaySound
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{
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public:
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void initialise();
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void shutdown();
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void think();
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xmSampleId loadSampleData(FileEquate _vhFe,FileEquate _vbFe);
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xmModId loadModData(FileEquate _songFe);
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void dumpSampleData(xmSampleId _sampleId);
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void dumpModData(xmModId _songId);
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void setStereo(int _stereo);
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void setVolume(xmPlayingId _songId,unsigned char _volume);
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void setPanning(xmPlayingId _songId,char _pan);
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xmPlayingId playSong(xmSampleId _sampleId,xmModId _songId,int _channelCount);
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xmPlayingId playSfx(xmSampleId _sampleId,xmModId _songId,int _sfxPattern,int _playMask,u8 _priority);
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xmPlayingId playLoopingSfx(xmSampleId _sampleId,xmModId _songId,int _soundId,u8 _priority,int _pitch=0x400);
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void unlockPlayingId(xmPlayingId _playingId);
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void stopPlayingId(xmPlayingId _playingId);
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private:
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enum
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{
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MAX_XM_HEADERS=8,
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MAX_SONG_HEADERS=24,
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NUM_SPU_CHANNELS=24,
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};
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typedef enum
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{
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SILENT,
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SONG,
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SFX,
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LOOPINGSFX,
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} CHANNELUSETYPE;
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typedef struct
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{
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CHANNELUSETYPE m_useType;
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xmPlayingId m_playingId; // extern id
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u8 m_internalId;
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u8 m_priority;
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u8 m_locked;
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} spuChannelUse;
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xmPlayingId getNextSparePlayingId();
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int findSpareChannels(int _channelCount,int _priority);
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void markChannelsAsActive(int _baseChannel,int _channelCount,CHANNELUSETYPE _useType,xmPlayingId _playingId,int _internalId,u8 _priority);
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void defragSpuMemory();
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unsigned char *m_fhPtr[MAX_XM_HEADERS];
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unsigned char *m_songPtr[MAX_SONG_HEADERS];
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spuChannelUse m_spuChannelUse[NUM_SPU_CHANNELS];
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};
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/*----------------------------------------------------------------------
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Globals
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------- */
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/*----------------------------------------------------------------------
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Functions
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--------- */
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/*---------------------------------------------------------------------- */
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#endif /* __SOUND_XMPLAY_H__ */
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/*===========================================================================
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end */
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