mirror of
https://github.com/ogoguel/activegs-ios.git
synced 2024-12-22 00:29:17 +00:00
211 lines
4.2 KiB
C++
211 lines
4.2 KiB
C++
/*
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ActiveGS, Copyright 2004-2016 Olivier Goguel, https://github.com/ogoguel/ActiveGS
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Based on Kegs, Copyright 2004 Kent Dickey, https://kegs.sourceforge.net
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This code is covered by the GNU GPL licence
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*/
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#pragma once
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#ifdef INCLUDE_RCSID_C
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const char rcsid_sound_h[] = "@(#)$KmKId: sound.h,v 1.17 2003-11-21 15:15:57-05 kentd Exp $";
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#endif
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#if !defined(_WIN32) && !defined(__CYGWIN__) && !defined(DRIVER_ANDROID)
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# include <sys/ipc.h>
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# include <sys/shm.h>
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#endif
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#define SOUND_SHM_SAMP_SIZE (32*1024)
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#define SAMPLE_SIZE 2
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#define NUM_CHANNELS 2
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#define SAMPLE_CHAN_SIZE (SAMPLE_SIZE * NUM_CHANNELS)
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#define MAX_SND_BUF 65536
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#define VAL_C030_RANGE (32768)
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#define VAL_C030_BASE (-16384)
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#ifdef _WIN32
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#pragma pack(push,PRAGMA_PACK_SIZE)
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#endif
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STRUCT(Doc_reg) {
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_ALIGNED(8) double dsamp_ev;
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_ALIGNED(8) double dsamp_ev2;
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_ALIGNED(8) double complete_dsamp;
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int samps_left;
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word32 cur_acc;
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word32 cur_inc;
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word32 cur_start;
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word32 cur_end;
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word32 cur_mask;
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int size_bytes;
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int event;
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int running;
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int has_irq_pending;
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word32 freq;
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word32 vol;
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word32 waveptr;
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word32 ctl;
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word32 wavesize;
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word32 last_samp_val;
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} XCODE_PRAGMA_PACK;
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/* prototypes for hardware specific snd_driver.c functions */
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void x_snd_init(word32 *);
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void x_snd_shutdown();
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void x_snd_child_init();
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int x_snd_send_audio(byte *ptr, int size);
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word32* x_sound_allocate(int size);
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#define MAX_C030_TIMES 18000
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class s_sound : public serialized
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{
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public:
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byte doc_ram[0x10000 + 16];
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word32 doc_sound_ctl ;
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word32 doc_saved_val ;
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int g_doc_num_osc_en ;
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_ALIGNED(8) double g_dcycs_per_doc_update ;
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_ALIGNED(8) double g_dupd_per_dcyc ;
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_ALIGNED(8) double g_drecip_osc_en_plus_2 ;
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int g_doc_saved_ctl ;
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int g_queued_samps ;
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int g_queued_nonsamps ;
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int g_num_osc_interrupting ;
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int g_audio_enable;
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Doc_reg g_doc_regs[32];
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word32 doc_reg_e0 ;
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int g_audio_rate ; // OG Preferred Audio Rate
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_ALIGNED(8) double g_daudio_rate ;
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_ALIGNED(8) double g_drecip_audio_rate ;
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_ALIGNED(8) double g_dsamps_per_dcyc ;
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_ALIGNED(8) double g_dcycs_per_samp ;
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float g_fsamps_per_dcyc ;
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int g_doc_vol ;
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_ALIGNED(8) double g_last_sound_play_dsamp ;
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float c030_fsamps[MAX_C030_TIMES + 1];
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int g_num_c030_fsamps ;
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int g_sound_shm_pos ;
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int g_samp_buf[2*MAX_SND_BUF];
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word32 zero_buf[SOUND_SHM_SAMP_SIZE];
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_ALIGNED(8) double g_doc_dsamps_extra ;
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word32 g_last_c030_vbl_count;
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int g_c030_state ;
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// TO CHECK!
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int g_sound_play_depth ;
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// sound_driver.c
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int g_bytes_written ;
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#define ZERO_BUF_SIZE 2048
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word32 g_snd_zero_buf[ZERO_BUF_SIZE];
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int g_zeroes_buffered ;
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int g_zeroes_seen ;
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int g_sound_paused ;
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int g_childsnd_vbl ;
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int g_childsnd_pos ;
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s_sound()
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{
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INIT_SERIALIZED();
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g_doc_num_osc_en = 1;
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g_dcycs_per_doc_update = 1.0;
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g_dupd_per_dcyc = 1.0;
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g_drecip_osc_en_plus_2 = 1.0 / (double)(1 + 2);
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g_audio_enable = -1;
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doc_reg_e0 = 0xff;
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g_audio_rate = 44100; // OG Preferred Audio Rate
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g_doc_vol = 2;
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}
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DEFAULT_SERIALIZE_IN_OUT ;
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} XCODE_PRAGMA_PACK;
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#ifdef _WIN32
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#pragma pack(pop)
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#endif
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extern s_sound g_sound;
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extern void x_async_sound_init();
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extern void x_async_snd_shutdown();
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extern void x_preload_sounds();
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// WAV SUPPORT
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struct OASound
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{
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int m_BufferId;
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int m_SourceId;
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int frequency;
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int depth;
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int nbchannel;
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int successfullyLoaded;
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};
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typedef struct
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{
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const char* filename;
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// unsigned int ref;
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OASound sound;
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} system_sound;
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extern system_sound g_system_sounds[];
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typedef enum
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{
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SOUND_EJECTION=0,
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SOUND_SPIN_UP_SEARCH_1,
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SOUND_SPIN_UP_SEARCH_2,
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SOUND_SKIP_SEARCH_1,
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SOUND_SKIP_SEARCH_2,
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SOUND_SKIP_SEARCH_3,
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SOUND_SKIP_SEARCH_4,
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SOUND_SKIP_SEARCH_5,
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SOUND_NB
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} enum_sound;
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void play_sound(enum_sound hSound);
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bool x_load_wav(const char* _Path, unsigned char** _outDataBuffer, unsigned int & _outFileSize, OASound & _sound);
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OASound async_init_wav(const char* _file);
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int async_release_wav(OASound* _pSound);
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int async_stop_wav(OASound* _pSound);
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int async_play_wav(OASound* _pSound, int _Loop, float _Attenuation, float _StartAt );
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