public static void SetSingleFilterOutputMultiplierAccent(
OneFilterRec Spec,
double Value,
int AccentNum)
{
SetAccentMemberValue(ref Spec.OutputMultiplierAccent, AccentNum, Value);
}
public static void SetSingleFilterGain(
OneFilterRec Spec,
double Gain,
PcodeRec Formula)
{
#if DEBUG
if ((Spec.FilterType != FilterTypes.eFilterParametricEQ) &&
(Spec.FilterType != FilterTypes.eFilterParametricEQ2) &&
(Spec.FilterType != FilterTypes.eFilterLowShelfEQ) &&
(Spec.FilterType != FilterTypes.eFilterHighShelfEQ) &&
(Spec.FilterType != FilterTypes.eFilterResonantLowpass) &&
(Spec.FilterType != FilterTypes.eFilterResonantLowpass2))
{
Debug.Assert(false);
throw new ArgumentException();
}
if (Spec.GainFormula != null)
{
Debug.Assert(false);
throw new ArgumentException();
}
#endif
Spec.GainFormula = Formula;
Spec.Gain = Gain;
}
public static void SetSingleFilterBandwidthOrSlope(
OneFilterRec Spec,
double BandwidthOrSlope,
PcodeRec Formula)
{
#if DEBUG
if ((Spec.FilterType != FilterTypes.eFilterSecondOrderResonant) &&
(Spec.FilterType != FilterTypes.eFilterSecondOrderZero) &&
(Spec.FilterType != FilterTypes.eFilterButterworthBandpass) &&
(Spec.FilterType != FilterTypes.eFilterButterworthBandreject) &&
(Spec.FilterType != FilterTypes.eFilterParametricEQ) &&
(Spec.FilterType != FilterTypes.eFilterParametricEQ2) &&
(Spec.FilterType != FilterTypes.eFilterLowShelfEQ) &&
(Spec.FilterType != FilterTypes.eFilterHighShelfEQ) &&
(Spec.FilterType != FilterTypes.eFilterResonantLowpass))
{
Debug.Assert(false);
throw new ArgumentException();
}
if (Spec.BandwidthOrSlopeFormula != null)
{
Debug.Assert(false);
throw new ArgumentException();
}
#endif
Spec.BandwidthOrSlopeFormula = Formula;
Spec.BandwidthOrSlope = BandwidthOrSlope;
}
public static void SetSingleFilterCutoffAccent(
OneFilterRec Spec,
double Value,
int AccentNum)
{
SetAccentMemberValue(ref Spec.CutoffAccent, AccentNum, Value);
}
/* create a new filter specification record */
public static OneFilterRec NewSingleFilterSpec(FilterTypes FilterType)
{
OneFilterRec Spec = new OneFilterRec();
Spec.CutoffEnvelope = NewEnvelope();
Spec.BandwidthOrSlopeEnvelope = NewEnvelope();
Spec.OutputEnvelope = NewEnvelope();
Spec.CutoffLFO = NewLFOListSpecifier();
Spec.BandwidthOrSlopeLFO = NewLFOListSpecifier();
Spec.OutputLFO = NewLFOListSpecifier();
Spec.GainEnvelope = NewEnvelope();
Spec.GainLFO = NewLFOListSpecifier();
//InitializeAccentZero(out Spec.CutoffAccent);
//InitializeAccentZero(out Spec.BandwidthOrSlopeAccent);
//InitializeAccentZero(out Spec.GainAccent);
//InitializeAccentZero(out Spec.OutputMultiplierAccent);
Spec.FilterType = FilterType;
Spec.FilterScaling = FilterScalings.eFilterDefaultScaling;
Spec.Channel = FilterChannels.eFilterBoth;
Spec.LowpassOrder = 2;
Spec.BandpassOrder = 2;
//Spec.Cutoff = 0;
//Spec.BandwidthOrSlope = 0;
//Spec.Gain = 0;
Spec.OutputMultiplier = 1;
//Spec.CutoffFormula = null;
//Spec.BandwidthOrSlopeFormula = null;
//Spec.GainFormula = null;
//Spec.OutputMultiplierFormula = null;
return(Spec);
}
/* add a single filter to the list */
public static void AppendFilterToSpec(
FilterSpecRec Filter,
OneFilterRec Spec)
{
Array.Resize(ref Filter.List, Filter.List.Length + 1);
Filter.List[Filter.List.Length - 1] = Spec;
}
/* set filter scaling mode */
public static void SetSingleFilterScalingMode(
OneFilterRec Spec,
FilterScalings Scaling)
{
#if DEBUG
switch (Spec.FilterType)
{
default:
Debug.Assert(false);
throw new ArgumentException();
case FilterTypes.eFilterNull:
case FilterTypes.eFilterFirstOrderLowpass:
case FilterTypes.eFilterFirstOrderHighpass:
case FilterTypes.eFilterButterworthLowpass:
case FilterTypes.eFilterButterworthHighpass:
case FilterTypes.eFilterButterworthBandpass:
case FilterTypes.eFilterButterworthBandreject:
case FilterTypes.eFilterParametricEQ:
case FilterTypes.eFilterParametricEQ2:
case FilterTypes.eFilterLowShelfEQ:
case FilterTypes.eFilterHighShelfEQ:
case FilterTypes.eFilterResonantLowpass:
case FilterTypes.eFilterResonantLowpass2:
if (Scaling != FilterScalings.eFilterDefaultScaling)
{
Debug.Assert(false);
throw new ArgumentException();
}
break;
case FilterTypes.eFilterSecondOrderResonant:
if ((Scaling != FilterScalings.eFilterDefaultScaling) &&
(Scaling != FilterScalings.eFilterResonMidbandGain1) &&
(Scaling != FilterScalings.eFilterResonNoiseGain1))
{
Debug.Assert(false);
throw new ArgumentException();
}
break;
case FilterTypes.eFilterSecondOrderZero:
if ((Scaling != FilterScalings.eFilterDefaultScaling) &&
(Scaling != FilterScalings.eFilterZeroGain1))
{
Debug.Assert(false);
throw new ArgumentException();
}
break;
}
#endif
Spec.FilterScaling = Scaling;
}
public static void SetFilterBroken(
OneFilterRec Spec,
bool Broken)
{
#if DEBUG
if (Spec.FilterType != FilterTypes.eFilterResonantLowpass2)
{
Debug.Assert(false);
throw new ArgumentException();
}
#endif
Spec.Broken = Broken;
}
public static void SetFilterBandpassOrder(
OneFilterRec Spec,
int Order)
{
#if DEBUG
if (Spec.FilterType != FilterTypes.eFilterResonantLowpass)
{
Debug.Assert(false);
throw new ArgumentException();
}
#endif
Spec.BandpassOrder = Order;
}
public static void SetSingleFilterOutputMultiplier(
OneFilterRec Spec,
double Output,
PcodeRec Formula)
{
#if DEBUG
if (Spec.OutputMultiplierFormula != null)
{
Debug.Assert(false);
throw new ArgumentException();
}
#endif
Spec.OutputMultiplierFormula = Formula;
Spec.OutputMultiplier = Output;
}
public static void SetSingleFilterCutoff(
OneFilterRec Spec,
double Cutoff,
PcodeRec Formula)
{
#if DEBUG
if (Spec.CutoffFormula != null)
{
Debug.Assert(false);
throw new ArgumentException();
}
#endif
Spec.CutoffFormula = Formula;
Spec.Cutoff = Cutoff;
}
public static void SetSingleFilterGainAccent(
OneFilterRec Spec,
double Value,
int AccentNum)
{
#if DEBUG
if ((Spec.FilterType != FilterTypes.eFilterParametricEQ) &&
(Spec.FilterType != FilterTypes.eFilterParametricEQ2) &&
(Spec.FilterType != FilterTypes.eFilterLowShelfEQ) &&
(Spec.FilterType != FilterTypes.eFilterHighShelfEQ) &&
(Spec.FilterType != FilterTypes.eFilterResonantLowpass) &&
(Spec.FilterType != FilterTypes.eFilterResonantLowpass2))
{
Debug.Assert(false);
throw new ArgumentException();
}
#endif
SetAccentMemberValue(ref Spec.GainAccent, AccentNum, Value);
}
public static void SetSingleFilterBandwidthOrSlopeAccent(
OneFilterRec Spec,
double Value,
int AccentNum)
{
#if DEBUG
if ((Spec.FilterType != FilterTypes.eFilterSecondOrderResonant) &&
(Spec.FilterType != FilterTypes.eFilterSecondOrderZero) &&
(Spec.FilterType != FilterTypes.eFilterButterworthBandpass) &&
(Spec.FilterType != FilterTypes.eFilterButterworthBandreject) &&
(Spec.FilterType != FilterTypes.eFilterParametricEQ) &&
(Spec.FilterType != FilterTypes.eFilterParametricEQ2) &&
(Spec.FilterType != FilterTypes.eFilterLowShelfEQ) &&
(Spec.FilterType != FilterTypes.eFilterHighShelfEQ) &&
(Spec.FilterType != FilterTypes.eFilterResonantLowpass))
{
Debug.Assert(false);
throw new ArgumentException();
}
#endif
SetAccentMemberValue(ref Spec.BandwidthOrSlopeAccent, AccentNum, Value);
}
/* set filter channel */
public static void SetSingleFilterChannel(
OneFilterRec Spec,
FilterChannels Channel)
{
Spec.Channel = Channel;
}
