diff options
Diffstat (limited to 'code/client/snd_openal.c')
| -rw-r--r-- | code/client/snd_openal.c | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/code/client/snd_openal.c b/code/client/snd_openal.c index d4ad7f4..fc7a31a 100644 --- a/code/client/snd_openal.c +++ b/code/client/snd_openal.c @@ -38,6 +38,10 @@ cvar_t *s_alDopplerSpeed; cvar_t *s_alMinDistance; cvar_t *s_alRolloff; cvar_t *s_alDriver; +#ifdef _WIN32 +cvar_t *s_alDevice; +cvar_t *s_alAvailableDevices; +#endif cvar_t *s_alMaxSpeakerDistance; /* @@ -1525,6 +1529,7 @@ static ALCcontext *alContext; #ifdef _WIN32 #define ALDRIVER_DEFAULT "OpenAL32.dll" +#define ALDEVICE_DEFAULT "Generic Software" #elif defined(MACOS_X) #define ALDRIVER_DEFAULT "/System/Library/Frameworks/OpenAL.framework/OpenAL" #else @@ -1672,6 +1677,10 @@ void S_AL_SoundInfo( void ) Com_Printf( " Vendor: %s\n", qalGetString( AL_VENDOR ) ); Com_Printf( " Version: %s\n", qalGetString( AL_VERSION ) ); Com_Printf( " Renderer: %s\n", qalGetString( AL_RENDERER ) ); +#ifdef _WIN32 + if(qalcIsExtensionPresent(NULL, "ALC_ENUMERATION_EXT")) + Com_Printf( " Device: %s\n", qalcGetString(alDevice, ALC_DEVICE_SPECIFIER) ); +#endif Com_Printf( " Extensions: %s\n", qalGetString( AL_EXTENSIONS ) ); } @@ -1713,6 +1722,11 @@ S_AL_Init qboolean S_AL_Init( soundInterface_t *si ) { #if USE_OPENAL + +#ifdef _WIN32 + qboolean enumsupport, founddev = qfalse; +#endif + if( !si ) { return qfalse; } @@ -1736,8 +1750,64 @@ qboolean S_AL_Init( soundInterface_t *si ) return qfalse; } +#ifdef _WIN32 + // Device enumeration support on windows. + if((enumsupport = qalcIsExtensionPresent(NULL, "ALC_ENUMERATION_EXT"))) + { + char *devicelist, devicenames[8192] = ""; + char *defaultdevice; + int curlen; + qboolean hasbegun = qfalse; + + // get all available devices + the default device name. + devicelist = qalcGetString(NULL, ALC_DEVICE_SPECIFIER); + defaultdevice = qalcGetString(NULL, ALC_DEFAULT_DEVICE_SPECIFIER); + + // check whether the default device is generic hardware. If it is, change to + // Generic Software as that one works more reliably with various sound systems. + // If it's not, use OpenAL's default selection as we don't want to ignore + // native hardware acceleration. + if(!strcmp(defaultdevice, "Generic Hardware")) + s_alDevice = Cvar_Get("s_alDevice", ALDEVICE_DEFAULT, CVAR_ARCHIVE | CVAR_LATCH); + else + s_alDevice = Cvar_Get("s_alDevice", defaultdevice, CVAR_ARCHIVE | CVAR_LATCH); + + // dump a list of available devices to a cvar for the user to see. + while((curlen = strlen(devicelist))) + { + if(hasbegun) + Q_strcat(devicenames, sizeof(devicenames), ", "); + + Q_strcat(devicenames, sizeof(devicenames), devicelist); + hasbegun = qtrue; + + // check whether the device we want to load is available at all. + if(!strcmp(s_alDevice->string, devicelist)) + founddev = qtrue; + + s_alDevice->string; + devicelist += curlen + 1; + } + + s_alAvailableDevices = Cvar_Get("s_alAvailableDevices", devicenames, CVAR_ROM | CVAR_NORESTART); + + if(!founddev) + { + Cvar_ForceReset("s_alDevice"); + founddev = 1; + } + } + + if(founddev) + alDevice = qalcOpenDevice(s_alDevice->string); + else + alDevice = qalcOpenDevice(NULL); +#else // _WIN32 + // Open default device alDevice = qalcOpenDevice( NULL ); +#endif + if( !alDevice ) { QAL_Shutdown( ); @@ -1745,6 +1815,11 @@ qboolean S_AL_Init( soundInterface_t *si ) return qfalse; } +#ifdef _WIN32 + if(enumsupport) + Cvar_Set("s_alDevice", qalcGetString(alDevice, ALC_DEVICE_SPECIFIER)); +#endif + // Create OpenAL context alContext = qalcCreateContext( alDevice, NULL ); if( !alContext ) |