public void Update(int deltaMs)
{
foreach (KeyValuePair <byte, NoteData> item in voiceTable)
{
item.Value.Voice.SetFrequencyRatio(item.Value.FrequencyRatio * PitchFrequencyRatio);
if (panChanged && !item.Value.IsPercussion)
{
item.Value.Voice.SetOutputMatrix(1, 2, outputMatrix);
}
}
submix.SetVolume(ValueToAmplitude(Volume));
if (panChanged)
{
panChanged = false;
}
if (echoChanged)
{
EchoParameters effectParameter = default(EchoParameters);
effectParameter.Delay = 160f;
effectParameter.Feedback = 0.6f;
effectParameter.WetDryMix = (float)(int)Echo / 384f;
submix.SetEffectParameters(0, effectParameter);
echoChanged = false;
}
}
/// <summary>
/// This method opens a selected filter's window where the user
/// can set the parameters for the filter. Once the parameters
/// are set, the user can then apply, cancel, or remove the filter.
/// This method is called when a user selects a new filter under
/// the filters menu or when a user selects an already applied filter
/// in the filter queue.
/// </summary>
private void OpenFilterWindow(String filterType, String inputElement)
{
EffectParameters parameters;
if (inputElement.Equals("MenuItem"))
{
switch (filterType)
{
case "Echo":
parameters = new EchoParameters();
break;
case "Amplify":
parameters = new AmplifyParameters();
break;
case "Bass Boost":
parameters = new BassBoostParameters();
break;
case "Phaser":
parameters = new PhaserParameters();
break;
case "Fade In":
parameters = new FadeInParameters();
break;
case "Fade Out":
parameters = new FadeOutParameters();
break;
case "Distortion":
parameters = new DistortionParameters();
break;
default:
StatusText.Content = filterType + " is an invalid filter. ";
return;
}
}
else
{
parameters = filtersList[inputElement].param;
}
FilterWindow winFilter = new FilterWindow(filterType, inputElement, parameters);
winFilter.Owner = this;
winFilter.Show();
}
public Track(XAudio2 xAudio2, Z2Sound baa, Dictionary <Tuple <byte, byte>, Instrument> instrumentTable, Dictionary <int, Sample> sampleTable)
{
engine = xAudio2;
soundData = baa;
this.instrumentTable = instrumentTable;
this.sampleTable = sampleTable;
voiceTable = new Dictionary <byte, NoteData>();
submix = new SubmixVoice(engine);
Echo effect = new Echo();
EffectDescriptor effectDescriptor = new EffectDescriptor(effect)
{
InitialState = true,
OutputChannelCount = 2
};
submix.SetEffectChain(effectDescriptor);
EchoParameters effectParameter = new EchoParameters
{
Delay = 160f,
Feedback = 0f,
WetDryMix = 0f
};
submix.SetEffectParameters(0, effectParameter);
submix.EnableEffect(0);
outputMatrix = new float[2];
Volume = 127;
Pitch = 0;
Pan = 63;
panChanged = false;
Bank = 0;
Echo = 0;
echoChanged = false;
Instrument = 0;
outputMatrix[0] = (outputMatrix[1] = 0.5f);
}
