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Merge branch 'adjustable-sound-buffer' into 'master'

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Add snd_mixingbuffersize cvar

See merge request KartKrew/Kart!2329
This commit is contained in:
Eidolon 2024-05-01 14:30:11 +00:00
commit b9cee38adb
5 changed files with 24 additions and 9 deletions
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5
src/cvars.cpp
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@ -409,6 +409,11 @@ consvar_t cv_netticbuffer = Player("netticbuffer", "1").min_max(0, 3);
void SetChannelsNum(void);
consvar_t cv_numChannels = Player("snd_channels", "64").values(CV_Unsigned).onchange(SetChannelsNum);
extern CV_PossibleValue_t soundmixingbuffersize_cons_t[];
consvar_t cv_soundmixingbuffersize = Player("snd_mixingbuffersize", "2048")
.values(soundmixingbuffersize_cons_t)
.onchange_noinit([]() { COM_ImmedExecute("restartaudio"); });
extern CV_PossibleValue_t perfstats_cons_t[];
consvar_t cv_perfstats = Player("perfstats", "Off").dont_save().values(perfstats_cons_t);

3
src/menus/options-sound.cpp
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@ -304,6 +304,9 @@ menuitem_t OPTIONS_Sound[] =
{IT_STRING | IT_CVAR, "Hear Tabbed-out", "Keep playing game audio when the window is out of focus (FOCUS LOST).",
NULL, {.cvar = &cv_bgaudio}, 0, 0},
{IT_STRING | IT_CVAR, "Mixing Buffer Size", "Audio buffer size. Higher is faster but more delay.",
NULL, {.cvar = &cv_soundmixingbuffersize}, 0, 0},
{IT_SPACE | IT_NOTHING, NULL, NULL,
NULL, {NULL}, 0, 0},

11
src/s_sound.c
View file

@ -43,6 +43,15 @@
extern consvar_t cv_mastervolume;
CV_PossibleValue_t soundmixingbuffersize_cons_t[] = {
{256, "256"},
{512, "512"},
{1024, "1024"},
{2048, "2048"},
{4096, "4096"},
{0, NULL}
};
static boolean S_AdjustSoundParams(const mobj_t *listener, const mobj_t *source, INT32 *vol, INT32 *sep, INT32 *pitch, sfxinfo_t *sfxinfo);
static void Command_Tunes_f(void);
@ -2424,8 +2433,6 @@ static void Command_RestartAudio_f(void)
S_SetMusicVolume();
S_SetMasterVolume();
S_StartSound(NULL, sfx_strpst);
S_AttemptToRestoreMusic();
}

2
src/s_sound.h
View file

@ -38,6 +38,8 @@ extern consvar_t cv_soundvolume, cv_closedcaptioning, cv_digmusicvolume;
extern consvar_t surround;
extern consvar_t cv_numChannels;
extern CV_PossibleValue_t soundmixingbuffersize_cons_t[];
extern consvar_t cv_soundmixingbuffersize;
extern consvar_t cv_gamedigimusic;

12
src/sdl/new_sound.cpp
View file

@ -183,7 +183,7 @@ void initialize_sound()
SDL_AudioSpec desired;
desired.format = AUDIO_F32SYS;
desired.channels = 2;
desired.samples = 1024;
desired.samples = cv_soundmixingbuffersize.value;
desired.freq = 44100;
desired.callback = audio_callback;
@ -215,6 +215,7 @@ void initialize_sound()
master->add_source(gain_sound_effects);
master->add_source(gain_music_channel);
mixer_music->add_source(gain_music_player);
sound_effect_channels.clear();
for (size_t i = 0; i < static_cast<size_t>(cv_numChannels.value); i++)
{
shared_ptr<SoundEffectPlayer> player = make_shared<SoundEffectPlayer>();
@ -236,13 +237,10 @@ void I_StartupSound(void)
void I_ShutdownSound(void)
{
SdlAudioLockHandle _;
SDL_CloseAudio();
SDL_QuitSubSystem(SDL_INIT_AUDIO);
for (auto& channel : sound_effect_channels)
{
if (channel)
*channel = audio::SoundEffectPlayer();
}
sound_started = false;
}
void I_UpdateSound(void)