/// <summary>
/// Loads a synthesizer patch at runtime.
/// </summary>
/// <param name="patch">Reference to the patch object.</param>
public void LoadPatch(HelmPatch patch)
{
FieldInfo[] fields = typeof(HelmPatchSettings).GetFields();
Native.HelmClearModulations(channel);
List <float> values = new List <float>();
values.Add(0.0f);
int index = 1;
foreach (FieldInfo field in fields)
{
if (!field.FieldType.IsArray && !field.IsLiteral)
{
float val = (float)field.GetValue(patch.patchData.settings);
Native.HelmSetParameterValue(channel, index, val);
values.Add(val);
index++;
}
}
for (int i = 0; i < synthParameters.Count; ++i)
{
SetParameterAtIndex(i, values[(int)synthParameters[i].parameter]);
}
int modulationIndex = 0;
foreach (HelmModulationSetting modulation in patch.patchData.settings.modulations)
{
if (modulationIndex >= HelmPatchSettings.kMaxModulations)
{
Debug.LogWarning("Only " + HelmPatchSettings.kMaxModulations +
" modulations are currently supported in the Helm Unity plugin.");
break;
}
Native.HelmAddModulation(channel, modulationIndex,
modulation.source, modulation.destination, modulation.amount);
modulationIndex++;
}
}
/// <summary>
/// Changes a Helm synthesizer parameter value.
/// e.g. Lower the pitch of the oscillator by setting the transpose to -12 semitones.
/// </summary>
/// <param name="parameter">The parameter to be changed.</param>
/// <param name="newValue">The value to change the parameter to.</param>
public void SetParameterValue(CommonParam parameter, float newValue)
{
Native.HelmSetParameterValue(channel, (int)parameter, newValue);
}