/// <summary>
/// Initialize the FMOD sound system.
/// </summary>
private void InitFMOD()
{
try
{
FMODExec(FMOD.Factory.System_Create(ref system));
uint version = 0;
FMODExec(system.getVersion(ref version));
if (version < FMOD.VERSION.number)
{
throw new MediaException("You are using an old version of FMOD " +
version.ToString("X") +
". This program requires " +
FMOD.VERSION.number.ToString("X") + ".");
}
// Assume no special hardware capabilities except 5.1 surround sound.
FMOD.CAPS caps = FMOD.CAPS.NONE;
FMOD.SPEAKERMODE speakermode = FMOD.SPEAKERMODE._5POINT1;
// Try to detect soud system used
if (System.Environment.OSVersion.Platform == PlatformID.Unix || System.Environment.OSVersion.Platform == PlatformID.MacOSX)
{
bool audioOK = false;
var res = system.setOutput(FMOD.OUTPUTTYPE.COREAUDIO);
if (res == RESULT.OK)
{
audioOK = true;
}
if (!audioOK)
{
res = system.setOutput(FMOD.OUTPUTTYPE.PULSEAUDIO);
if (res == RESULT.OK)
{
audioOK = true;
}
}
if (!audioOK)
{
res = system.setOutput(FMOD.OUTPUTTYPE.ALSA);
if (res == RESULT.OK)
{
audioOK = true;
}
}
if (!audioOK)
{
res = system.setOutput(FMOD.OUTPUTTYPE.OSS);
if (res == RESULT.OK)
{
audioOK = true;
}
}
if (!audioOK)
{
res = system.setOutput(FMOD.OUTPUTTYPE.AUTODETECT);
if (res == RESULT.OK)
{
audioOK = true;
}
}
}
FMOD.OUTPUTTYPE outputType = OUTPUTTYPE.UNKNOWN;
FMODExec(system.getOutput(ref outputType));
// Fancy param checking on Linux can cause init to fail
try
{
// Get the capabilities of the driver.
int outputRate = 0;
FMODExec(system.getDriverCaps(0, ref caps,
ref outputRate,
ref speakermode));
// Set FMOD speaker mode to what the driver supports.
FMODExec(system.setSpeakerMode(speakermode));
}
catch {}
// The user has the 'Acceleration' slider set to off, which
// is really bad for latency. At 48khz, the latency between
// issuing an fmod command and hearing it will now be about 213ms.
if ((caps & FMOD.CAPS.HARDWARE_EMULATED) == FMOD.CAPS.HARDWARE_EMULATED)
{
FMODExec(system.setDSPBufferSize(1024, 10));
}
try
{
StringBuilder name = new StringBuilder(128);
// Get driver information so we can check for a wierd one.
FMOD.GUID guid = new FMOD.GUID();
FMODExec(system.getDriverInfo(0, name, 128, ref guid));
// Sigmatel sound devices crackle for some reason if the format is pcm 16bit.
// pcm floating point output seems to solve it.
if (name.ToString().IndexOf("SigmaTel") != -1)
{
FMODExec(system.setSoftwareFormat(
48000,
FMOD.SOUND_FORMAT.PCMFLOAT,
0, 0,
FMOD.DSP_RESAMPLER.LINEAR)
);
}
}
catch {}
// Try to initialize with all those settings, and Max 32 channels.
FMOD.RESULT result = system.init(32, FMOD.INITFLAGS.NORMAL, (IntPtr)null);
if (result == FMOD.RESULT.ERR_OUTPUT_CREATEBUFFER)
{
// Can not handle surround sound - back to Stereo.
FMODExec(system.setSpeakerMode(FMOD.SPEAKERMODE.STEREO));
// And init again.
FMODExec(system.init(
32,
FMOD.INITFLAGS.NORMAL,
(IntPtr)null)
);
}
else if (result != FMOD.RESULT.OK)
{
throw(new Exception(result.ToString()));
}
// Set real-world effect scales.
FMODExec(system.set3DSettings(
1.0f, // Doppler scale
1.0f, // Distance scale is meters
1.0f) // Rolloff factor
);
soundSystemAvailable = true;
Logger.Log("Initialized FMOD Ex: " + outputType.ToString(), Helpers.LogLevel.Debug);
}
catch (Exception ex)
{
Logger.Log("Failed to initialize the sound system: " + ex.ToString(), Helpers.LogLevel.Warning);
}
}
//This function is called by the loadSystem function. It sets up FMOD for the rest of
//the program, like an "init" of sorts. Most of this code is boilerplate that is used in
//every FMOD application.
private FMOD.System fmodSetup()
{
FMOD.System t_system = new FMOD.System();
FMOD.RESULT result = new FMOD.RESULT();
uint version = 0;
int numDrivers = 0;
FMOD.SPEAKERMODE speakerMode = FMOD.SPEAKERMODE.STEREO;
FMOD.CAPS caps = FMOD.CAPS.NONE;
StringBuilder name = null;
// Create FMOD interface object
result = FMOD.Factory.System_Create(ref t_system);
FMODErrorCheck(result);
// Check version
result = t_system.getVersion(ref version);
FMODErrorCheck(result);
if (version < FMOD.VERSION.number)
{
Console.WriteLine("Error! You are using an old version of FMOD " + version + ". This program requires " + FMOD.VERSION.number);
return(null);
}
//Check Sound Cards, if none, disable sound
result = t_system.getNumDrivers(ref numDrivers);
FMODErrorCheck(result);
if (numDrivers == 0)
{
result = t_system.setOutput(FMOD.OUTPUTTYPE.NOSOUND);
FMODErrorCheck(result);
}
// At least one sound card
else
{
// Get the capabilities of the default (0) sound card
result = t_system.getDriverCaps(0, ref caps, ref zero, ref speakerMode);
FMODErrorCheck(result);
// Set the speaker mode to match that in Control Panel
result = t_system.setSpeakerMode(speakerMode);
FMODErrorCheck(result);
// Increase buffer size if user has Acceleration slider set to off
if (FMOD.CAPS.HARDWARE_EMULATED.Equals(true))
{
result = t_system.setDSPBufferSize(1024, 10);
FMODErrorCheck(result);
}
// Get name of driver
FMOD.GUID temp = new FMOD.GUID();
result = t_system.getDriverInfo(0, name, 256, ref temp);
FMODErrorCheck(result);
}
System.IntPtr temp2 = new System.IntPtr();
// Initialise FMOD
result = t_system.init(100, FMOD.INITFLAGS.NORMAL, temp2);
// If the selected speaker mode isn't supported by this sound card, switch it back to stereo
if (result == FMOD.RESULT.ERR_OUTPUT_CREATEBUFFER)
{
result = t_system.setSpeakerMode(FMOD.SPEAKERMODE.STEREO);
FMODErrorCheck(result);
result = t_system.init(100, FMOD.INITFLAGS.NORMAL, temp2);
}
FMODErrorCheck(result);
return(t_system);
}
FMOD.RESULT Initialize()
{
#if UNITY_EDITOR
#if UNITY_2017_2_OR_NEWER
EditorApplication.playModeStateChanged += HandlePlayModeStateChange;
#elif UNITY_2017_1_OR_NEWER
EditorApplication.playmodeStateChanged += HandleOnPlayModeChanged;
#endif // UNITY_2017_2_OR_NEWER
#endif // UNITY_EDITOR
FMOD.RESULT result = FMOD.RESULT.OK;
FMOD.RESULT initResult = FMOD.RESULT.OK;
Settings fmodSettings = Settings.Instance;
fmodPlatform = RuntimeUtils.GetCurrentPlatform();
int sampleRate = fmodSettings.GetSampleRate(fmodPlatform);
int realChannels = Math.Min(fmodSettings.GetRealChannels(fmodPlatform), 256); // Prior to 1.08.10 we didn't clamp this properly in the settings screen
int virtualChannels = fmodSettings.GetVirtualChannels(fmodPlatform);
FMOD.SPEAKERMODE speakerMode = (FMOD.SPEAKERMODE)fmodSettings.GetSpeakerMode(fmodPlatform);
FMOD.OUTPUTTYPE outputType = FMOD.OUTPUTTYPE.AUTODETECT;
FMOD.ADVANCEDSETTINGS advancedSettings = new FMOD.ADVANCEDSETTINGS();
advancedSettings.randomSeed = (uint)DateTime.Now.Ticks;
#if UNITY_EDITOR || UNITY_STANDALONE
advancedSettings.maxVorbisCodecs = realChannels;
#elif UNITY_XBOXONE
advancedSettings.maxXMACodecs = realChannels;
#elif UNITY_PS4
advancedSettings.maxAT9Codecs = realChannels;
#else
advancedSettings.maxFADPCMCodecs = realChannels;
#endif
SetThreadAffinity();
#if UNITY_EDITOR || ((UNITY_STANDALONE_WIN || UNITY_STANDALONE_OSX) && DEVELOPMENT_BUILD)
result = FMOD.Debug.Initialize(FMOD.DEBUG_FLAGS.LOG, FMOD.DEBUG_MODE.FILE, null, RuntimeUtils.LogFileName);
if (result == FMOD.RESULT.ERR_FILE_NOTFOUND)
{
UnityEngine.Debug.LogWarningFormat("FMOD Studio: Cannot open FMOD debug log file '{0}', logs will be missing for this session.", System.IO.Path.Combine(Application.dataPath, RuntimeUtils.LogFileName));
}
else
{
CheckInitResult(result, "FMOD.Debug.Initialize");
}
#endif
FMOD.Studio.INITFLAGS studioInitFlags = FMOD.Studio.INITFLAGS.NORMAL | FMOD.Studio.INITFLAGS.DEFERRED_CALLBACKS;
if (fmodSettings.IsLiveUpdateEnabled(fmodPlatform))
{
studioInitFlags |= FMOD.Studio.INITFLAGS.LIVEUPDATE;
#if UNITY_5_0 || UNITY_5_1 // These versions of Unity shipped with FMOD4 profiling enabled consuming our port number.
UnityEngine.Debug.LogWarning("FMOD Studio: Live Update port in-use by Unity, switching to port 9265");
advancedSettings.profilePort = 9265;
#endif
}
retry:
result = FMOD.Studio.System.create(out studioSystem);
CheckInitResult(result, "FMOD.Studio.System.create");
result = studioSystem.getLowLevelSystem(out lowlevelSystem);
CheckInitResult(result, "FMOD.Studio.System.getLowLevelSystem");
result = lowlevelSystem.setOutput(outputType);
CheckInitResult(result, "FMOD.System.setOutput");
result = lowlevelSystem.setSoftwareChannels(realChannels);
CheckInitResult(result, "FMOD.System.setSoftwareChannels");
result = lowlevelSystem.setSoftwareFormat(sampleRate, speakerMode, 0);
CheckInitResult(result, "FMOD.System.setSoftwareFormat");
result = lowlevelSystem.setAdvancedSettings(ref advancedSettings);
CheckInitResult(result, "FMOD.System.setAdvancedSettings");
result = studioSystem.initialize(virtualChannels, studioInitFlags, FMOD.INITFLAGS.NORMAL, IntPtr.Zero);
if (result != FMOD.RESULT.OK && initResult == FMOD.RESULT.OK)
{
initResult = result; // Save this to throw at the end (we'll attempt NO SOUND to shield ourselves from unexpected device failures)
outputType = FMOD.OUTPUTTYPE.NOSOUND;
UnityEngine.Debug.LogErrorFormat("FMOD Studio: Studio::System::initialize returned {0}, defaulting to no-sound mode.", result.ToString());
goto retry;
}
CheckInitResult(result, "Studio::System::initialize");
// Test network functionality triggered during System::update
if ((studioInitFlags & FMOD.Studio.INITFLAGS.LIVEUPDATE) != 0)
{
studioSystem.flushCommands(); // Any error will be returned through Studio.System.update
result = studioSystem.update();
if (result == FMOD.RESULT.ERR_NET_SOCKET_ERROR)
{
studioInitFlags &= ~FMOD.Studio.INITFLAGS.LIVEUPDATE;
UnityEngine.Debug.LogWarning("FMOD Studio: Cannot open network port for Live Update (in-use), restarting with Live Update disabled.");
result = studioSystem.release();
CheckInitResult(result, "FMOD.Studio.System.Release");
goto retry;
}
}
LoadPlugins(fmodSettings);
LoadBanks(fmodSettings);
return(initResult);
}