public AudioSystem(Game game) : base(game)
{
_device = ALC10.alcOpenDevice("");
alcCheckError();
_context = ALC10.alcCreateContext(_device, null);
alcCheckError();
ALC10.alcMakeContextCurrent(_context);
alcCheckError();
_sources = new List <AudioSource>();
_files = new Dictionary <string, AudioBuffer>();
switch (game.ContentManager.SageGame)
{
case SageGame.Ra3:
case SageGame.Ra3Uprising:
case SageGame.Cnc4:
// TODO
break;
default:
game.ContentManager.IniDataContext.LoadIniFile(@"Data\INI\AudioSettings.ini");
game.ContentManager.IniDataContext.LoadIniFile(@"Data\INI\SoundEffects.ini");
game.ContentManager.IniDataContext.LoadIniFile(@"Data\INI\MiscAudio.ini");
break;
}
_settings = game.ContentManager.IniDataContext.AudioSettings;
}
public AudioDevice()
{
_device = ALC10.alcOpenDevice(null); Check();
_context = ALC10.alcCreateContext(_device, new int[0]); Check();
ALC10.alcMakeContextCurrent(_context); Check();
AL10.alGetError(); // Clear error code for subsequent callers
}
private void ReleaseUnmanagedResources()
{
if (_disposed)
{
return;
}
ALC10.alcMakeContextCurrent(MainContext.Handle);
for (var i = 0; i < _buffers.Count; i++)
{
var buf = _buffers[i];
AL10.alDeleteBuffers(_buffers.Count, ref buf);
}
_buffers.Clear();
ALC10.alcMakeContextCurrent(IntPtr.Zero);
foreach (var ctx in _contexts)
{
ctx.Destroy();
}
ALC10.alcCloseDevice(_handle);
_disposed = true;
}
internal void DestroyContext(AlContext ctx)
{
if (!_contexts.Remove(ctx))
{
throw new InvalidOperationException("Device does not own given context.");
}
ALC10.alcMakeContextCurrent(IntPtr.Zero);
ctx.Destroy();
}
/// <summary>
/// Create an <see cref="AlStaticSource"/> for this context.
/// </summary>
public AlStaticSource CreateStaticSource()
{
ALC10.alcMakeContextCurrent(Handle);
AL10.alGenSources(1, out var name);
AlHelper.AlAlwaysCheckError("Call to alGenSources failed.");
var source = new AlStaticSource(name, this);
_sources.Add(source);
return(source);
}
protected override void Dispose(bool disposeManagedResources)
{
base.Dispose(disposeManagedResources);
_sources.Clear();
_files.Clear();
ALC10.alcMakeContextCurrent(IntPtr.Zero);
ALC10.alcDestroyContext(_context);
ALC10.alcCloseDevice(_device);
}
/// <summary>
/// Create a number of OpenAL buffers for this device.
/// </summary>
/// <param name="buffers">Array to fill with buffer names.</param>
/// <param name="n">Number of buffers to generate.</param>
public void CreateBuffers(uint[] buffers, int n)
{
CheckDisposed();
ALC10.alcMakeContextCurrent(MainContext.Handle);
AL10.alGenBuffers(n, buffers);
AlHelper.AlAlwaysCheckError("Failed to generate buffers.");
for (var i = 0; i < n; i++)
{
_buffers.Add(buffers[i]);
}
}
public OpenALDevice()
{
string envDevice = Environment.GetEnvironmentVariable("FNA_AUDIO_DEVICE_NAME");
if (String.IsNullOrEmpty(envDevice))
{
/* Be sure ALC won't explode if the variable doesn't exist.
* But, fail if the device name is wrong. The user needs to know
* if their environment variable was incorrect.
* -flibit
*/
envDevice = String.Empty;
}
alDevice = ALC10.alcOpenDevice(envDevice);
if (CheckALCError() || alDevice == IntPtr.Zero)
{
throw new InvalidOperationException("Could not open audio device!");
}
int[] attribute = new int[0];
alContext = ALC10.alcCreateContext(alDevice, attribute);
if (CheckALCError() || alContext == IntPtr.Zero)
{
Dispose();
throw new InvalidOperationException("Could not create OpenAL context");
}
ALC10.alcMakeContextCurrent(alContext);
if (CheckALCError())
{
Dispose();
throw new InvalidOperationException("Could not make OpenAL context current");
}
float[] ori = new float[]
{
0.0f, 0.0f, -1.0f, 0.0f, 1.0f, 0.0f
};
AL10.alListenerfv(AL10.AL_ORIENTATION, ori);
AL10.alListener3f(AL10.AL_POSITION, 0.0f, 0.0f, 0.0f);
AL10.alListener3f(AL10.AL_VELOCITY, 0.0f, 0.0f, 0.0f);
AL10.alListenerf(AL10.AL_GAIN, 1.0f);
EFX.alGenFilters(1, out INTERNAL_alFilter);
// FIXME: Remove for FNA 16.11! -flibit
if (!AL10.alIsExtensionPresent("AL_SOFT_gain_clamp_ex"))
{
FNALoggerEXT.LogWarn("AL_SOFT_gain_clamp_ex not found!");
FNALoggerEXT.LogWarn("Update your OpenAL Soft library!");
}
}
/// <summary>
/// Delete a buffer.
/// </summary>
/// <param name="name">Name of the buffer.</param>
/// <exception cref="InvalidOperationException">If the buffer is not owned by this device.</exception>
public void DeleteBuffer(uint name)
{
CheckDisposed();
if (!_buffers.Remove(name))
{
throw new InvalidOperationException("Device does not own given buffer.");
}
ALC10.alcMakeContextCurrent(MainContext.Handle);
AL10.alDeleteBuffers(1, ref name);
AlHelper.AlCheckError("alDeleteBuffers call failed.");
}
public void Dispose()
{
ALC10.alcMakeContextCurrent(IntPtr.Zero);
if (alContext != IntPtr.Zero)
{
ALC10.alcDestroyContext(alContext);
alContext = IntPtr.Zero;
}
if (alDevice != IntPtr.Zero)
{
ALC10.alcCloseDevice(alDevice);
alDevice = IntPtr.Zero;
}
}
public void Dispose()
{
if (_context != IntPtr.Zero)
{
ALC10.alcMakeContextCurrent(IntPtr.Zero); Check();
ALC10.alcDestroyContext(_context); Check();
}
if (_device != IntPtr.Zero)
{
ALC10.alcCloseDevice(_device);
Check();
}
}
public AudioSystem(Game game) : base(game)
{
_device = ALC10.alcOpenDevice("");
alcCheckError();
_context = ALC10.alcCreateContext(_device, null);
alcCheckError();
ALC10.alcMakeContextCurrent(_context);
alcCheckError();
_sources = new List <AudioSource>();
_files = new Dictionary <string, AudioBuffer>();
}
/// <summary>
/// Create an OpenAL buffer for this device.
/// </summary>
public uint CreateBuffer()
{
CheckDisposed();
ALC10.alcMakeContextCurrent(MainContext.Handle);
AL10.alGenBuffers(1, out var name);
if (name == 0)
{
AlHelper.AlCheckError("alGenBuffer call failed.");
throw new Exception("Failed to create buffer.");
}
_buffers.Add(name);
return(name);
}
/// <summary>
/// Delete a collection of buffers.
/// </summary>
/// <param name="buffers">Array to delete buffers from, starting at index 0.</param>
/// <param name="n">Number of buffers to delete.</param>
/// <remarks>
/// Buffers that are not owned by this device are ignored.
/// </remarks>
/// <exception cref="IndexOutOfRangeException">
/// If <paramref name="n"/> is larger than or equal to <code>buffers.Length</code>.
/// </exception>
public void DeleteBuffers(uint[] buffers, int n)
{
CheckDisposed();
ALC10.alcMakeContextCurrent(MainContext.Handle);
for (var i = 0; i < n; i++)
{
var buffer = buffers[i];
if (_buffers.Remove(buffer))
{
AL10.alDeleteBuffers(1, ref buffer);
}
}
AlHelper.AlCheckError("alDeleteBuffers call failed.");
}
void Dispose(bool disposing)
{
if (context != IntPtr.Zero)
{
ALC10.alcMakeContextCurrent(IntPtr.Zero);
ALC10.alcDestroyContext(context);
context = IntPtr.Zero;
}
if (device != IntPtr.Zero)
{
ALC10.alcCloseDevice(device);
device = IntPtr.Zero;
}
}
public OpenALDevice()
{
string envDevice = Environment.GetEnvironmentVariable("FNA_AUDIO_DEVICE_NAME");
if (String.IsNullOrEmpty(envDevice))
{
/* Be sure ALC won't explode if the variable doesn't exist.
* But, fail if the device name is wrong. The user needs to know
* if their environment variable was incorrect.
* -flibit
*/
envDevice = String.Empty;
}
alDevice = ALC10.alcOpenDevice(envDevice);
if (CheckALCError() || alDevice == IntPtr.Zero)
{
throw new InvalidOperationException("Could not open audio device!");
}
int[] attribute = new int[0];
alContext = ALC10.alcCreateContext(alDevice, attribute);
if (CheckALCError() || alContext == IntPtr.Zero)
{
Dispose();
throw new InvalidOperationException("Could not create OpenAL context");
}
ALC10.alcMakeContextCurrent(alContext);
if (CheckALCError())
{
Dispose();
throw new InvalidOperationException("Could not make OpenAL context current");
}
float[] ori = new float[]
{
0.0f, 0.0f, -1.0f, 0.0f, 1.0f, 0.0f
};
AL10.alListenerfv(AL10.AL_ORIENTATION, ori);
AL10.alListener3f(AL10.AL_POSITION, 0.0f, 0.0f, 0.0f);
AL10.alListener3f(AL10.AL_VELOCITY, 0.0f, 0.0f, 0.0f);
AL10.alListenerf(AL10.AL_GAIN, 1.0f);
// We do NOT use automatic attenuation! XNA does not do this!
AL10.alDistanceModel(AL10.AL_NONE);
EFX.alGenFilters(1, out INTERNAL_alFilter);
}
public OpenAlSoundEngine()
{
Console.WriteLine("Using OpenAL sound engine");
if (Game.Settings.Sound.Device != null)
{
Console.WriteLine("Using device `{0}`", Game.Settings.Sound.Device);
}
else
{
Console.WriteLine("Using default device");
}
device = ALC10.alcOpenDevice(Game.Settings.Sound.Device);
if (device == IntPtr.Zero)
{
Console.WriteLine("Failed to open device. Falling back to default");
device = ALC10.alcOpenDevice(null);
if (device == IntPtr.Zero)
{
throw new InvalidOperationException("Can't create OpenAL device");
}
}
var ctx = ALC10.alcCreateContext(device, null);
if (ctx == IntPtr.Zero)
{
throw new InvalidOperationException("Can't create OpenAL context");
}
ALC10.alcMakeContextCurrent(ctx);
for (var i = 0; i < PoolSize; i++)
{
var source = 0U;
AL10.alGenSources(new IntPtr(1), out source);
if (AL10.alGetError() != AL10.AL_NO_ERROR)
{
Log.Write("sound", "Failed generating OpenAL source {0}", i);
return;
}
sourcePool.Add(source, new PoolSlot()
{
IsActive = false
});
}
}
public void Dispose()
{
EFX.alDeleteFilters(1, ref INTERNAL_alFilter);
ALC10.alcMakeContextCurrent(IntPtr.Zero);
if (alContext != IntPtr.Zero)
{
ALC10.alcDestroyContext(alContext);
alContext = IntPtr.Zero;
}
if (alDevice != IntPtr.Zero)
{
ALC10.alcCloseDevice(alDevice);
alDevice = IntPtr.Zero;
}
}
public static void Initialize()
{
// Populate the device lists
PlaybackDevice.PopulateDeviceList();
if (PlaybackDevice.Devices.Count == 0)
{
throw new AudioException("There are no audio playback devices available");
}
LDEBUG("Available audio playback devices:");
foreach (var dev in PlaybackDevice.Devices)
{
LDEBUG($" {dev.Identifier}");
}
// Open the default playback device
Device = ALC10.alcOpenDevice(PlaybackDevice.Devices[0].Identifier);
ALUtils.CheckALCError();
if (Device == IntPtr.Zero)
{
throw new AudioException("Unable to open default audio playback device");
}
// Create the al context and set it as active
Context = ALC10.alcCreateContext(Device, new int[2] {
0, 0
}); // Two 0s tell OpenAL no special attribs
ALUtils.CheckALCError();
if (Context == IntPtr.Zero)
{
throw new AudioException("Unable to create audio context");
}
ALC10.alcMakeContextCurrent(Context);
ALUtils.CheckALCError();
// Generate audio sources
AL10.alGenSources(MAX_SOURCE_COUNT, s_allSources);
ALUtils.CheckALError("unable to generate audio sources");
foreach (var src in s_allSources)
{
s_availableSources.Push(src);
}
// Report
LINFO("Started OpenAL audio engine.");
LINFO($" Device: {PlaybackDevice.Devices[0].Identifier}.");
}
void InnerDispose()
{
if (_disposed)
{
return;
}
if (_context != IntPtr.Zero)
{
ALC10.alcMakeContextCurrent(IntPtr.Zero); Check();
ALC10.alcDestroyContext(_context); Check();
}
if (_device != IntPtr.Zero)
{
ALC10.alcCloseDevice(_device);
Check();
}
_disposed = true;
}
private OpenALDevice()
{
alDevice = ALC10.alcOpenDevice(string.Empty);
if (CheckALCError("Could not open AL device") || alDevice == IntPtr.Zero)
{
throw new Exception("Could not open audio device!");
}
int[] attribute = new int[0];
alContext = ALC10.alcCreateContext(alDevice, attribute);
if (CheckALCError("Could not create OpenAL context") || alContext == IntPtr.Zero)
{
Dispose();
throw new Exception("Could not create OpenAL context");
}
ALC10.alcMakeContextCurrent(alContext);
if (CheckALCError("Could not make OpenAL context current"))
{
Dispose();
throw new Exception("Could not make OpenAL context current");
}
float[] ori = new float[]
{
0.0f, 0.0f, -1.0f, 0.0f, 1.0f, 0.0f
};
AL10.alListenerfv(AL10.AL_ORIENTATION, ori);
AL10.alListener3f(AL10.AL_POSITION, 0.0f, 0.0f, 0.0f);
AL10.alListener3f(AL10.AL_VELOCITY, 0.0f, 0.0f, 0.0f);
AL10.alListenerf(AL10.AL_GAIN, 1.0f);
// We do NOT use automatic attenuation! XNA does not do this!
AL10.alDistanceModel(AL10.AL_NONE);
instancePool = new List <SoundEffectInstance>();
dynamicInstancePool = new List <DynamicSoundEffectInstance>();
}
public static void Shutdown()
{
// Destroy the sources
AL10.alDeleteSources(MAX_SOURCE_COUNT, s_allSources);
ALUtils.CheckALError("unable to free audio sources");
s_availableSources.Clear();
s_usedSources.Clear();
// Destroy the context, and then close the device
ALC10.alcMakeContextCurrent(IntPtr.Zero);
ALUtils.CheckALCError();
ALC10.alcDestroyContext(Context);
ALUtils.CheckALCError();
Context = IntPtr.Zero;
ALC10.alcCloseDevice(Device);
ALUtils.CheckALCError();
Device = IntPtr.Zero;
IsShutdown = true;
// Report
LINFO("Shutdown OpenAL audio engine.");
}
internal void MakeCurrent()
{
ALC10.alcMakeContextCurrent(Handle);
}
