Wing Commander
Reconstructed Win32 source (1996)
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sound.c File Reference
Sound and music

Sound-effect samples, playback and saved volume settings. More...

#include "wc1.h"
#include <malloc.h>

Go to the source code of this file.

Functions

void InitializeAudioSystem (HWND window)
void ServiceAudioStream (void)
WaveTableEntry * AllocateWaveTableEntry (void)
WaveTableEntry * FindWaveTableEntryByName (const char *name)
void RemoveWaveTableEntry (WaveTableEntry *target)
void FreeWaveTable (void)
ActiveSoundEntry * AllocateActiveSoundEntry (void)
void RemoveActiveSoundEntry (ActiveSoundEntry *target)
ActiveSoundEntry * FindActiveSoundEntryBySample (IxSample *sample)
void ReleaseFinishedSoundEntries (void)
void StopSoundsUsingWave (const char *name)
void playWAVE (const char *filename, int looping, int volume)
void stop_all_sounds (void)
void PlaySnowStaticSound (void)
void ServiceSoundSystem (void)
void SetSoundEffectsVolume (int volume)
LONG RegistryQueryValue (HKEY key, LPCSTR name, DWORD type, LPBYTE data, DWORD size)
void RegistryStoreValue (HKEY key, LPCSTR name, DWORD type, const BYTE *data, DWORD size)
void LoadVolumeSettingsFromRegistry (void)
void SaveVolumeSettingsToRegistry (void)

Variables

static ActiveSoundEntry * pActiveSoundHead = 0
static ActiveSoundEntry * pActiveSoundTail = 0
static int bAudioSystemInitialized = 0
static WaveTableEntry * pWaveTableHead = 0
static WaveTableEntry * pWaveTableTail = 0
static char szMusicVolumeValueName [] = "MusicVolume"
static char szSfxVolumeValueName [] = "SFXVolume"
static WaveTableEntry * pSnowStaticWave
static IxSound * pSnowStaticSound

Detailed Description

Sound-effect samples, playback and saved volume settings.

Address range 42b160-42b99f; the launch data that follows marks the unit boundary. Compiled as C++ (/TP), since it calls ix member functions directly.

Definition in file sound.c.

Function Documentation

◆ AllocateActiveSoundEntry()

ActiveSoundEntry * AllocateActiveSoundEntry ( void )

Definition at line 122 of file sound.c.

References AllocateActiveSoundEntry(), ActiveSoundEntry::next, pActiveSoundHead, and pActiveSoundTail.

Referenced by AllocateActiveSoundEntry(), init_3Space_objects(), and playWAVE().

◆ AllocateWaveTableEntry()

WaveTableEntry * AllocateWaveTableEntry ( void )

Definition at line 49 of file sound.c.

References AllocateWaveTableEntry(), WaveTableEntry::next, pWaveTableHead, and pWaveTableTail.

Referenced by AllocateWaveTableEntry(), init_3Space_objects(), PlaySnowStaticSound(), and playWAVE().

◆ FindActiveSoundEntryBySample()

ActiveSoundEntry * FindActiveSoundEntryBySample ( IxSample * sample)

Definition at line 165 of file sound.c.

References FindActiveSoundEntryBySample(), ActiveSoundEntry::next, pActiveSoundHead, IxSound::sample, and ActiveSoundEntry::sound.

Referenced by FindActiveSoundEntryBySample(), init_3Space_objects(), and StopSoundsUsingWave().

◆ FindWaveTableEntryByName()

WaveTableEntry * FindWaveTableEntryByName ( const char * name)

Definition at line 65 of file sound.c.

References FindWaveTableEntryByName(), WaveTableEntry::name, WaveTableEntry::next, and pWaveTableHead.

Referenced by FindWaveTableEntryByName(), init_3Space_objects(), playWAVE(), and StopSoundsUsingWave().

◆ FreeWaveTable()

void FreeWaveTable ( void )

Definition at line 106 of file sound.c.

References FreeWaveTable(), WaveTableEntry::name, WaveTableEntry::next, pWaveTableHead, and pWaveTableTail.

Referenced by FreeWaveTable(), init_3Space_objects(), ServiceAudioStream(), and stop_all_sounds().

◆ InitializeAudioSystem()

void InitializeAudioSystem ( HWND window)

Definition at line 25 of file sound.c.

References bAudioSystemInitialized, bIxAudioEnabled, InitializeAudioSystem(), ix_system_configure(), ix_system_init(), and ix_system_set_voice_count().

Referenced by init_3Space_objects(), InitializeAudioSystem(), and WinMain().

◆ LoadVolumeSettingsFromRegistry()

void LoadVolumeSettingsFromRegistry ( void )

Definition at line 362 of file sound.c.

References LoadVolumeSettingsFromRegistry(), nMusicVolumeSetting, nSfxVolumeSetting, RegistryQueryValue(), RegistryStoreValue(), szMusicVolumeValueName, and szSfxVolumeValueName.

Referenced by init_3Space_objects(), LoadVolumeSettingsFromRegistry(), and main().

◆ PlaySnowStaticSound()

void PlaySnowStaticSound ( void )

Definition at line 292 of file sound.c.

References AllocateWaveTableEntry(), bIxAudioEnabled, IxSample::ix_sample_load_wav(), ix_sound_is_playing(), ix_sound_start(), ix_system_new_sample(), ix_system_new_sound(), IxSound::ix_system_sound_set_volume(), WaveTableEntry::name, PlaySnowStaticSound(), pSnowStaticSound, pSnowStaticWave, ReleaseFinishedSoundEntries(), and WaveTableEntry::sample.

Referenced by init_3Space_objects(), malf_noise(), and PlaySnowStaticSound().

◆ playWAVE()

void playWAVE ( const char * filename,
int looping,
int volume )

Definition at line 215 of file sound.c.

References AllocateActiveSoundEntry(), AllocateWaveTableEntry(), bIxAudioEnabled, FindWaveTableEntryByName(), IxSample::flags, IxSample::ix_sample_load_wav(), IxSound::ix_sound_set_delete_on_stop(), ix_sound_start(), ix_system_new_sample(), ix_system_new_sound(), IxSound::ix_system_sound_set_volume(), WaveTableEntry::name, playWAVE(), ReleaseFinishedSoundEntries(), WaveTableEntry::sample, and ActiveSoundEntry::sound.

Referenced by init_3Space_objects(), PlaySfxWaveFileByNumber(), and playWAVE().

◆ RegistryQueryValue()

LONG RegistryQueryValue ( HKEY key,
LPCSTR name,
DWORD type,
LPBYTE data,
DWORD size )

Definition at line 348 of file sound.c.

References RegistryQueryValue().

Referenced by init_3Space_objects(), LoadVolumeSettingsFromRegistry(), and RegistryQueryValue().

◆ RegistryStoreValue()

void RegistryStoreValue ( HKEY key,
LPCSTR name,
DWORD type,
const BYTE * data,
DWORD size )

Definition at line 355 of file sound.c.

References RegistryStoreValue().

Referenced by init_3Space_objects(), LoadVolumeSettingsFromRegistry(), RegistryStoreValue(), and SaveVolumeSettingsToRegistry().

◆ ReleaseFinishedSoundEntries()

void ReleaseFinishedSoundEntries ( void )

Definition at line 179 of file sound.c.

References ix_sound_is_playing(), ix_system_delete_sound(), ActiveSoundEntry::next, pActiveSoundHead, ReleaseFinishedSoundEntries(), RemoveActiveSoundEntry(), and ActiveSoundEntry::sound.

Referenced by init_3Space_objects(), PlaySnowStaticSound(), playWAVE(), and ReleaseFinishedSoundEntries().

◆ RemoveActiveSoundEntry()

void RemoveActiveSoundEntry ( ActiveSoundEntry * target)

Definition at line 138 of file sound.c.

References ActiveSoundEntry::next, pActiveSoundHead, pActiveSoundTail, and RemoveActiveSoundEntry().

Referenced by init_3Space_objects(), ReleaseFinishedSoundEntries(), RemoveActiveSoundEntry(), and StopSoundsUsingWave().

◆ RemoveWaveTableEntry()

void RemoveWaveTableEntry ( WaveTableEntry * target)

Definition at line 78 of file sound.c.

References WaveTableEntry::name, WaveTableEntry::next, pWaveTableHead, pWaveTableTail, and RemoveWaveTableEntry().

Referenced by init_3Space_objects(), and RemoveWaveTableEntry().

◆ SaveVolumeSettingsToRegistry()

void SaveVolumeSettingsToRegistry ( void )

Definition at line 392 of file sound.c.

References nMusicVolumeSetting, nSfxVolumeSetting, RegistryStoreValue(), SaveVolumeSettingsToRegistry(), szMusicVolumeValueName, and szSfxVolumeValueName.

Referenced by init_3Space_objects(), process_player_input(), and SaveVolumeSettingsToRegistry().

◆ ServiceAudioStream()

void ServiceAudioStream ( void )

Definition at line 37 of file sound.c.

References bAudioSystemInitialized, bIxAudioEnabled, FreeWaveTable(), ix_system_delete_all_samples(), ix_system_delete_all_sounds(), ix_system_shutdown(), and ServiceAudioStream().

Referenced by init_3Space_objects(), ServiceAudioStream(), and WinMain().

◆ ServiceSoundSystem()

void ServiceSoundSystem ( void )

Definition at line 334 of file sound.c.

References ix_system_service_sounds(), and ServiceSoundSystem().

Referenced by DIBslamReal(), init_3Space_objects(), and ServiceSoundSystem().

◆ SetSoundEffectsVolume()

void SetSoundEffectsVolume ( int volume)

Definition at line 340 of file sound.c.

References ix_system_set_master_volume(), SetSoundEffectsVolume(), and SoundDebugPrintf().

Referenced by HandleSpaceFlightControls(), init_3Space_objects(), main(), process_player_input(), and SetSoundEffectsVolume().

◆ stop_all_sounds()

void stop_all_sounds ( void )

Definition at line 276 of file sound.c.

References FreeWaveTable(), ix_sound_release(), ix_sound_stop(), ix_system_delete_all_samples(), ix_system_delete_all_sounds(), pSnowStaticSound, pSnowStaticWave, and stop_all_sounds().

Referenced by FlushSoundEffect(), FlushSoundEffects(), init_3Space_objects(), and stop_all_sounds().

◆ StopSoundsUsingWave()

void StopSoundsUsingWave ( const char * name)

Definition at line 195 of file sound.c.

References bIxAudioEnabled, FindActiveSoundEntryBySample(), FindWaveTableEntryByName(), ix_system_delete_sound(), RemoveActiveSoundEntry(), WaveTableEntry::sample, ActiveSoundEntry::sound, and StopSoundsUsingWave().

Referenced by init_3Space_objects(), and StopSoundsUsingWave().

Variable Documentation

◆ bAudioSystemInitialized

int bAudioSystemInitialized = 0
static

Definition at line 15 of file sound.c.

Referenced by InitializeAudioSystem(), and ServiceAudioStream().

◆ pActiveSoundHead

ActiveSoundEntry* pActiveSoundHead = 0
static

Definition at line 13 of file sound.c.

Referenced by AllocateActiveSoundEntry(), FindActiveSoundEntryBySample(), ReleaseFinishedSoundEntries(), and RemoveActiveSoundEntry().

◆ pActiveSoundTail

ActiveSoundEntry* pActiveSoundTail = 0
static

Definition at line 14 of file sound.c.

Referenced by AllocateActiveSoundEntry(), and RemoveActiveSoundEntry().

◆ pSnowStaticSound

IxSound* pSnowStaticSound
static

Definition at line 22 of file sound.c.

Referenced by PlaySnowStaticSound(), and stop_all_sounds().

◆ pSnowStaticWave

WaveTableEntry* pSnowStaticWave
static

Definition at line 21 of file sound.c.

Referenced by PlaySnowStaticSound(), and stop_all_sounds().

◆ pWaveTableHead

WaveTableEntry* pWaveTableHead = 0
static

Definition at line 16 of file sound.c.

Referenced by AllocateWaveTableEntry(), FindWaveTableEntryByName(), FreeWaveTable(), and RemoveWaveTableEntry().

◆ pWaveTableTail

WaveTableEntry* pWaveTableTail = 0
static

Definition at line 17 of file sound.c.

Referenced by AllocateWaveTableEntry(), FreeWaveTable(), and RemoveWaveTableEntry().

◆ szMusicVolumeValueName

char szMusicVolumeValueName[] = "MusicVolume"
static

Definition at line 18 of file sound.c.

Referenced by LoadVolumeSettingsFromRegistry(), and SaveVolumeSettingsToRegistry().

◆ szSfxVolumeValueName

char szSfxVolumeValueName[] = "SFXVolume"
static

Definition at line 19 of file sound.c.

Referenced by LoadVolumeSettingsFromRegistry(), and SaveVolumeSettingsToRegistry().