internal OpenTKAudioCue(Stream data, AudioContext ac)
{
this.ac = ac;
buffer = AL.GenBuffer();
ac.CheckErrors();
source = AL.GenSource();
ac.CheckErrors();
AL.Source(source, ALSourcef.Gain, (float)this.Volume);
ac.CheckErrors();
#warning OpenTK Audio is not implemented.
//using (AudioReader ar = new AudioReader(data))
//{
// SoundData d = ar.ReadToEnd();
// AL.BufferData(source, d);
// ac.CheckErrors();
//}
AL.Source(source, ALSourcei.Buffer, buffer);
ac.CheckErrors();
this.VolumeChanged += new VolumeChangedEventHandler(OpenTKAudioCue_VolumeChanged);
this.BalanceChanged += new BalanceChangedEventHandler(OpenTKAudioCue_BalanceChanged);
this.FadeChanged += new FadeChangedEventHandler(OpenTKAudioCue_FadeChanged);
}
public static void Init()
{
ac = new AudioContext();
ac.CheckErrors();
ac.MakeCurrent();
eax_sup = ac.SupportsExtension("EAX3.0");
if (eax_sup)
{
xram = new XRamExtension();
}
mp3_sup = ac.SupportsExtension("AL_EXT_mp3");
devices = Alc.GetString(IntPtr.Zero, AlcGetStringList.AllDevicesSpecifier);
}
protected bool init()
{
if (myIsInitialized == true)
{
return(true);
}
Info.print("------------------AUDIO MANAGER----------------");
try
{
//try to get the DirectSound default (openAL-soft's target)
string defaultDevice = AudioContext.DefaultDevice;
myContext = new AudioContext(defaultDevice);
}
catch (AudioException ex)
{
Error.print("Exception trying to initialize OpenAL Context. Verify OpenAL drivers are installed");
Error.print("Exception: {0}", ex.Message);
if (ex.InnerException != null)
{
Error.print("Inner Exception: {0}", ex.InnerException.Message);
}
return(false);
}
//make the context current
myContext.MakeCurrent();
myContext.CheckErrors();
myDevice = Alc.GetContextsDevice(Alc.GetCurrentContext());
//print out the attributs
int attributeSize = 0;
Alc.GetInteger(myDevice, AlcGetInteger.AttributesSize, 1, out attributeSize);
int[] attBuffer = new int[attributeSize * 2 + 1];
Alc.GetInteger(myDevice, AlcGetInteger.AllAttributes, attributeSize * 2 + 1, attBuffer);
int idx = 0;
while (attBuffer[idx] != 0)
{
Info.print(String.Format("Context attribute: {0}:{1}", Audio.enumToString(attBuffer[idx]), attBuffer[idx + 1]));
idx += 2;
}
//print some debug information about the system
string alExtensions = AL.Get(ALGetString.Extensions);
string alcExtensions = Alc.GetString(myDevice, AlcGetString.Extensions);
Info.print("Opened Audio device {0}", myContext.ToString());
Info.print("OpenAL Vendor: {0}", AL.Get(ALGetString.Vendor));
Info.print("OpenAL Version: {0}", AL.Get(ALGetString.Version));
Info.print("OpenAL Renderer: {0}", AL.Get(ALGetString.Renderer));
Info.print("OpenAL Extensions: {0}", AL.Get(ALGetString.Extensions));
Info.print("OpenAL Context Extensions: {0} ", Alc.GetString(myDevice, AlcGetString.Extensions));
string[] extensions = alcExtensions.Split(' ');
for (int i = 0; i < extensions.Length; i++)
{
if (extensions[i] == "ALC_EXT_EFX")
{
myEnvironmentalProcessingAvailable = true;
}
}
Info.print("Environmental Processing: " + (myEnvironmentalProcessingAvailable ? "available" : "unavailable"));
createVoices(myMaxVoices);
Info.print("------------------AUDIO MANAGER----------------");
return(true);
}
public OpenTKAudioEngine()
{
ac = new AudioContext();
ac.CheckErrors();
}
