An Effect that adds a 'spectral glide'. More...

#include <Wahwah.h>

Inheritance diagram for EffectWahwah:

Public Member Functions
	EffectWahwah ()

virtual	~EffectWahwah ()

IdentInterfaceSymbol	GetSymbol () override

wxString	GetDescription () override

wxString	ManualPage () override

EffectType	GetType () override

bool	SupportsRealtime () override

unsigned	GetAudioInCount () override

unsigned	GetAudioOutCount () override

bool	ProcessInitialize (sampleCount totalLen, ChannelNames chanMap=NULL) override

size_t	ProcessBlock (float inBlock, float outBlock, size_t blockLen) override

bool	RealtimeInitialize () override

bool	RealtimeAddProcessor (unsigned numChannels, float sampleRate) override

bool	RealtimeFinalize () override

size_t	RealtimeProcess (int group, float inbuf, float outbuf, size_t numSamples) override

bool	DefineParams (ShuttleParams &S) override

bool	GetAutomationParameters (CommandParameters &parms) override

bool	SetAutomationParameters (CommandParameters &parms) override

void	PopulateOrExchange (ShuttleGui &S) override

bool	TransferDataToWindow () override

bool	TransferDataFromWindow () override

Public Member Functions inherited from Effect
	Effect ()

virtual	~Effect ()

wxString	GetPath () override

IdentInterfaceSymbol	GetVendor () override

wxString	GetVersion () override

IdentInterfaceSymbol	GetFamilyId () override

bool	IsInteractive () override

bool	IsDefault () override

bool	IsLegacy () override

bool	SupportsAutomation () override

bool	SetHost (EffectHostInterface *host) override

int	GetMidiInCount () override

int	GetMidiOutCount () override

sampleCount	GetLatency () override

size_t	GetTailSize () override

void	SetSampleRate (double rate) override

size_t	SetBlockSize (size_t maxBlockSize) override

bool	IsReady () override

bool	ProcessFinalize () override

bool	RealtimeSuspend () override

bool	RealtimeResume () override

bool	RealtimeProcessStart () override

bool	RealtimeProcessEnd () override

bool	ShowInterface (wxWindow *parent, bool forceModal=false) override

bool	LoadUserPreset (const wxString &name) override

bool	SaveUserPreset (const wxString &name) override

wxArrayString	GetFactoryPresets () override

bool	LoadFactoryPreset (int id) override

bool	LoadFactoryDefaults () override

void	SetHostUI (EffectUIHostInterface *host) override

bool	PopulateUI (wxWindow *parent) override

bool	IsGraphicalUI () override

bool	ValidateUI () override

bool	HideUI () override

bool	CloseUI () override

bool	CanExportPresets () override

void	ExportPresets () override

void	ImportPresets () override

bool	HasOptions () override

void	ShowOptions () override

double	GetDefaultDuration () override

double	GetDuration () override

NumericFormatId	GetDurationFormat () override

virtual NumericFormatId	GetSelectionFormat ()

void	SetDuration (double duration) override

bool	Apply () override

void	Preview () override

wxDialog *	CreateUI (wxWindow parent, EffectUIClientInterface client) override

wxString	GetUserPresetsGroup (const wxString &name) override

wxString	GetCurrentSettingsGroup () override

wxString	GetFactoryDefaultsGroup () override

virtual wxString	GetSavedStateGroup ()

bool	HasSharedConfigGroup (const wxString &group) override

bool	GetSharedConfigSubgroups (const wxString &group, wxArrayString &subgroups) override

bool	GetSharedConfig (const wxString &group, const wxString &key, wxString &value, const wxString &defval=wxEmptyString) override

bool	GetSharedConfig (const wxString &group, const wxString &key, int &value, int defval=0) override

bool	GetSharedConfig (const wxString &group, const wxString &key, bool &value, bool defval=false) override

bool	GetSharedConfig (const wxString &group, const wxString &key, float &value, float defval=0.0) override

bool	GetSharedConfig (const wxString &group, const wxString &key, double &value, double defval=0.0) override

bool	SetSharedConfig (const wxString &group, const wxString &key, const wxString &value) override

bool	SetSharedConfig (const wxString &group, const wxString &key, const int &value) override

bool	SetSharedConfig (const wxString &group, const wxString &key, const bool &value) override

bool	SetSharedConfig (const wxString &group, const wxString &key, const float &value) override

bool	SetSharedConfig (const wxString &group, const wxString &key, const double &value) override

bool	RemoveSharedConfigSubgroup (const wxString &group) override

bool	RemoveSharedConfig (const wxString &group, const wxString &key) override

bool	HasPrivateConfigGroup (const wxString &group) override

bool	GetPrivateConfigSubgroups (const wxString &group, wxArrayString &subgroups) override

bool	GetPrivateConfig (const wxString &group, const wxString &key, wxString &value, const wxString &defval=wxEmptyString) override

bool	GetPrivateConfig (const wxString &group, const wxString &key, int &value, int defval=0) override

bool	GetPrivateConfig (const wxString &group, const wxString &key, bool &value, bool defval=false) override

bool	GetPrivateConfig (const wxString &group, const wxString &key, float &value, float defval=0.0) override

bool	GetPrivateConfig (const wxString &group, const wxString &key, double &value, double defval=0.0) override

bool	SetPrivateConfig (const wxString &group, const wxString &key, const wxString &value) override

bool	SetPrivateConfig (const wxString &group, const wxString &key, const int &value) override

bool	SetPrivateConfig (const wxString &group, const wxString &key, const bool &value) override

bool	SetPrivateConfig (const wxString &group, const wxString &key, const float &value) override

bool	SetPrivateConfig (const wxString &group, const wxString &key, const double &value) override

bool	RemovePrivateConfigSubgroup (const wxString &group) override

bool	RemovePrivateConfig (const wxString &group, const wxString &key) override

virtual PluginID	GetID ()

virtual bool	Startup (EffectClientInterface *client)

virtual bool	Startup ()

virtual bool	GetAutomationParameters (wxString &parms)

virtual bool	SetAutomationParameters (const wxString &parms)

virtual wxArrayString	GetUserPresets ()

virtual bool	HasCurrentSettings ()

virtual bool	HasFactoryDefaults ()

virtual wxString	GetPreset (wxWindow *parent, const wxString &parms)

virtual wxString	HelpPage ()

virtual bool	IsBatchProcessing ()

virtual void	SetBatchProcessing (bool start)

void	SetPresetParameters (const wxArrayString Names, const wxArrayString Values)

bool	DoEffect (wxWindow parent, double projectRate, TrackList list, TrackFactory factory, SelectedRegion selectedRegion, bool shouldPrompt=true)

bool	Delegate (Effect &delegate, wxWindow *parent, bool shouldPrompt)

bool	RealtimeAddProcessor (int group, unsigned chans, float rate)

size_t	RealtimeProcess (int group, unsigned chans, float inbuf, float outbuf, size_t numSamples)

bool	IsRealtimeActive ()

virtual bool	IsHidden ()

int	MessageBox (const wxString &message, long style=DefaultMessageBoxStyle, const wxString &titleStr=wxString{})

Public Member Functions inherited from EffectClientInterface
virtual	~EffectClientInterface ()

Public Member Functions inherited from EffectDefinitionInterface
virtual	~EffectDefinitionInterface ()

Public Member Functions inherited from IdentInterface
virtual	~IdentInterface ()

const wxString &	GetTranslatedName ()

Public Member Functions inherited from ParamsInterface
virtual	~ParamsInterface ()

virtual bool	DefineParams (ShuttleParams &WXUNUSED(S))

Public Member Functions inherited from EffectUIClientInterface
virtual	~EffectUIClientInterface ()

Public Member Functions inherited from EffectHostInterface
virtual	~EffectHostInterface ()

Public Member Functions inherited from ConfigClientInterface
virtual	~ConfigClientInterface ()

Private Member Functions
void	InstanceInit (EffectWahwahState &data, float sampleRate)

size_t	InstanceProcess (EffectWahwahState &data, float inBlock, float outBlock, size_t blockLen)

void	OnFreqSlider (wxCommandEvent &evt)

void	OnPhaseSlider (wxCommandEvent &evt)

void	OnDepthSlider (wxCommandEvent &evt)

void	OnResonanceSlider (wxCommandEvent &evt)

void	OnFreqOffSlider (wxCommandEvent &evt)

void	OnGainSlider (wxCommandEvent &evt)

void	OnFreqText (wxCommandEvent &evt)

void	OnPhaseText (wxCommandEvent &evt)

void	OnDepthText (wxCommandEvent &evt)

void	OnResonanceText (wxCommandEvent &evt)

void	OnFreqOffText (wxCommandEvent &evt)

void	OnGainText (wxCommandEvent &evt)

Private Attributes
EffectWahwahState	mMaster

std::vector< EffectWahwahState >	mSlaves

double	mFreq

double	mPhase

int	mDepth

double	mRes

int	mFreqOfs

double	mOutGain

wxTextCtrl *	mFreqT

wxTextCtrl *	mPhaseT

wxTextCtrl *	mDepthT

wxTextCtrl *	mResT

wxTextCtrl *	mFreqOfsT

wxTextCtrl *	mOutGainT

wxSlider *	mFreqS

wxSlider *	mPhaseS

wxSlider *	mDepthS

wxSlider *	mResS

wxSlider *	mFreqOfsS

wxSlider *	mOutGainS

Additional Inherited Members
Public Types inherited from Effect
enum	: long { DefaultMessageBoxStyle = wxOK \| wxCENTRE }

Protected Member Functions inherited from Effect
virtual bool	Init ()

virtual bool	PromptUser (wxWindow *parent)

virtual bool	CheckWhetherSkipEffect ()

virtual bool	Process ()

virtual bool	ProcessPass ()

virtual bool	InitPass1 ()

virtual bool	InitPass2 ()

virtual int	GetPass ()

virtual void	End ()

virtual double	CalcPreviewInputLength (double previewLength)

virtual void	Preview (bool dryOnly)

virtual bool	EnableApply (bool enable=true)

virtual bool	EnablePreview (bool enable=true)

virtual void	EnableDebug (bool enable=true)

bool	TotalProgress (double frac)

bool	TrackProgress (int whichTrack, double frac, const wxString &=wxEmptyString)

bool	TrackGroupProgress (int whichGroup, double frac, const wxString &=wxEmptyString)

int	GetNumWaveTracks ()

int	GetNumWaveGroups ()

void	GetSamples (const WaveTrack track, sampleCount start, sampleCount *len)

void	SetLinearEffectFlag (bool linearEffectFlag)

void	SetPreviewFullSelectionFlag (bool previewDurationFlag)

bool	IsPreviewing ()

void	IncludeNotSelectedPreviewTracks (bool includeNotSelected)

void	CopyInputTracks ()

void	CopyInputTracks (int trackType)

std::shared_ptr < AddedAnalysisTrack >	AddAnalysisTrack (const wxString &name=wxString())

ModifiedAnalysisTrack	ModifyAnalysisTrack (const LabelTrack *pOrigTrack, const wxString &name=wxString())

void	ReplaceProcessedTracks (const bool bGoodResult)

Track *	AddToOutputTracks (std::unique_ptr< Track > &&t)

TrackList *	inputTracks () const

Protected Attributes inherited from Effect
ProgressDialog *	mProgress

double	mProjectRate

double	mSampleRate

SelectedRegion *	mpSelectedRegion {}

TrackFactory *	mFactory

std::shared_ptr< TrackList >	mOutputTracks

double	mT0

double	mT1

double	mF0

double	mF1

wxArrayString	mPresetNames

wxArrayString	mPresetValues

int	mPass

wxDialog *	mUIDialog

wxWindow *	mUIParent

int	mUIResultID

sampleCount	mSampleCnt

int	mOutputTracksType

Detailed Description

An Effect that adds a 'spectral glide'.

Definition at line 44 of file Wahwah.h.

Constructor & Destructor Documentation

EffectWahwah::EffectWahwah ( )

Definition at line 75 of file Wahwah.cpp.

 {
    mFreq = DEF_Freq;
    mPhase = DEF_Phase;
    mDepth = DEF_Depth;
    mRes = DEF_Res;
    mFreqOfs = DEF_FreqOfs;
    mOutGain = DEF_OutGain;
 
    SetLinearEffectFlag(true);
 }

EffectWahwah::~EffectWahwah ( )

virtual

Definition at line 87 of file Wahwah.cpp.

88 {

89 }

Member Function Documentation

bool EffectWahwah::DefineParams ( ShuttleParams & S )

override

Definition at line 189 of file Wahwah.cpp.

References mDepth, mFreq, mFreqOfs, mOutGain, mPhase, and mRes.

                                                   {
    S.SHUTTLE_PARAM( mFreq, Freq );
    S.SHUTTLE_PARAM( mPhase, Phase );
    S.SHUTTLE_PARAM( mDepth, Depth );
    S.SHUTTLE_PARAM( mRes, Res );
    S.SHUTTLE_PARAM( mFreqOfs, FreqOfs );
    S.SHUTTLE_PARAM( mOutGain, OutGain );
    return true;
 }

unsigned EffectWahwah::GetAudioInCount ( )

overridevirtual

Reimplemented from Effect.

Definition at line 126 of file Wahwah.cpp.

 {
    return 1;
 }

unsigned EffectWahwah::GetAudioOutCount ( )

overridevirtual

Reimplemented from Effect.

Definition at line 131 of file Wahwah.cpp.

 {
    return 1;
 }

bool EffectWahwah::GetAutomationParameters ( CommandParameters & parms )

overridevirtual

Reimplemented from Effect.

Definition at line 199 of file Wahwah.cpp.

References mDepth, mFreq, mFreqOfs, mOutGain, mPhase, and mRes.

 {
    parms.Write(KEY_Freq, mFreq);
    parms.Write(KEY_Phase, mPhase);
    parms.Write(KEY_Depth, mDepth);
    parms.Write(KEY_Res, mRes);
    parms.Write(KEY_FreqOfs, mFreqOfs);
    parms.Write(KEY_OutGain, mOutGain);
    
    return true;
 }

wxString EffectWahwah::GetDescription ( )

overridevirtual

Reimplemented from Effect.

Definition at line 98 of file Wahwah.cpp.

References _().

 {
    return _("Rapid tone quality variations, like that guitar sound so popular in the 1970's");
 }

IdentInterfaceSymbol EffectWahwah::GetSymbol ( )

overridevirtual

Reimplemented from Effect.

Definition at line 93 of file Wahwah.cpp.

References WAHWAH_PLUGIN_SYMBOL.

 {
    return WAHWAH_PLUGIN_SYMBOL;
 }

EffectType EffectWahwah::GetType ( )

overridevirtual

Reimplemented from Effect.

Definition at line 110 of file Wahwah.cpp.

References EffectTypeProcess.

 {
    return EffectTypeProcess;
 }

void EffectWahwah::InstanceInit	(	EffectWahwahState &	data,
		float	sampleRate
	)

private

Definition at line 334 of file Wahwah.cpp.

Referenced by ProcessInitialize(), and RealtimeAddProcessor().

 {
    data.samplerate = sampleRate;
    data.lfoskip = mFreq * 2 * M_PI / sampleRate;
    data.skipcount = 0;
    data.xn1 = 0;
    data.xn2 = 0;
    data.yn1 = 0;
    data.yn2 = 0;
    data.b0 = 0;
    data.b1 = 0;
    data.b2 = 0;
    data.a0 = 0;
    data.a1 = 0;
    data.a2 = 0;
 
    data.depth = mDepth / 100.0;
    data.freqofs = mFreqOfs / 100.0;
    data.phase = mPhase * M_PI / 180.0;
    data.outgain = DB_TO_LINEAR(mOutGain);
 }

size_t EffectWahwah::InstanceProcess	(	EffectWahwahState &	data,
		float **	inBlock,
		float **	outBlock,
		size_t	blockLen
	)

private

Definition at line 356 of file Wahwah.cpp.

Referenced by ProcessBlock(), and RealtimeProcess().

 {
    float *ibuf = inBlock[0];
    float *obuf = outBlock[0];
    double frequency, omega, sn, cs, alpha;
    double in, out;
 
    data.lfoskip = mFreq * 2 * M_PI / data.samplerate;
    data.depth = mDepth / 100.0;
    data.freqofs = mFreqOfs / 100.0;
 
    data.phase = mPhase * M_PI / 180.0;
    data.outgain = DB_TO_LINEAR(mOutGain);
 
    for (decltype(blockLen) i = 0; i < blockLen; i++)
    {
       in = (double) ibuf[i];
 
       if ((data.skipcount++) % lfoskipsamples == 0)
       {
          frequency = (1 + cos(data.skipcount * data.lfoskip + data.phase)) / 2;
          frequency = frequency * data.depth * (1 - data.freqofs) + data.freqofs;
          frequency = exp((frequency - 1) * 6);
          omega = M_PI * frequency;
          sn = sin(omega);
          cs = cos(omega);
          alpha = sn / (2 * mRes);
          data.b0 = (1 - cs) / 2;
          data.b1 = 1 - cs;
          data.b2 = (1 - cs) / 2;
          data.a0 = 1 + alpha;
          data.a1 = -2 * cs;
          data.a2 = 1 - alpha;
       };
       out = (data.b0 * in + data.b1 * data.xn1 + data.b2 * data.xn2 - data.a1 * data.yn1 - data.a2 * data.yn2) / data.a0;
       data.xn2 = data.xn1;
       data.xn1 = in;
       data.yn2 = data.yn1;
       data.yn1 = out;
       out *= data.outgain;
 
       obuf[i] = (float) out;
    }
 
    return blockLen;
 }

wxString EffectWahwah::ManualPage ( )

overridevirtual

Reimplemented from Effect.

Definition at line 103 of file Wahwah.cpp.

 {
    return wxT("Wahwah");
 }

void EffectWahwah::OnDepthSlider ( wxCommandEvent & evt )

private

Definition at line 420 of file Wahwah.cpp.

References Effect::EnableApply(), mDepth, mDepthT, and Effect::mUIParent.

 {
    mDepth = evt.GetInt() / SCL_Depth;
    mDepthT->GetValidator()->TransferToWindow();
    EnableApply(mUIParent->Validate());
 }

void EffectWahwah::OnDepthText ( wxCommandEvent & evt )

private

Definition at line 468 of file Wahwah.cpp.

References Effect::EnableApply(), mDepth, mDepthS, and Effect::mUIParent.

 {
    if (!EnableApply(mUIParent->TransferDataFromWindow()))
    {
       return;
    }
 
    mDepthS->SetValue((int) (mDepth * SCL_Depth));
 }

void EffectWahwah::OnFreqOffSlider ( wxCommandEvent & evt )

private

Definition at line 434 of file Wahwah.cpp.

References Effect::EnableApply(), mFreqOfs, mFreqOfsT, and Effect::mUIParent.

 {
    mFreqOfs = evt.GetInt() / SCL_FreqOfs;
    mFreqOfsT->GetValidator()->TransferToWindow();
    EnableApply(mUIParent->Validate());
 }

void EffectWahwah::OnFreqOffText ( wxCommandEvent & evt )

private

Definition at line 488 of file Wahwah.cpp.

References Effect::EnableApply(), mFreqOfs, mFreqOfsS, and Effect::mUIParent.

 {
    if (!EnableApply(mUIParent->TransferDataFromWindow()))
    {
       return;
    }
 
    mFreqOfsS->SetValue((int) (mFreqOfs * SCL_FreqOfs));
 }

void EffectWahwah::OnFreqSlider ( wxCommandEvent & evt )

private

Definition at line 403 of file Wahwah.cpp.

References Effect::EnableApply(), mFreq, mFreqT, and Effect::mUIParent.

 {
    mFreq = (double) evt.GetInt() / SCL_Freq;
    mFreqT->GetValidator()->TransferToWindow();
    EnableApply(mUIParent->Validate());
 }

void EffectWahwah::OnFreqText ( wxCommandEvent & evt )

private

Definition at line 448 of file Wahwah.cpp.

References Effect::EnableApply(), mFreq, mFreqS, and Effect::mUIParent.

 {
    if (!EnableApply(mUIParent->TransferDataFromWindow()))
    {
       return;
    }
 
    mFreqS->SetValue((int) (mFreq * SCL_Freq));
 }

void EffectWahwah::OnGainSlider ( wxCommandEvent & evt )

private

Definition at line 441 of file Wahwah.cpp.

References Effect::EnableApply(), mOutGain, mOutGainT, and Effect::mUIParent.

 {
    mOutGain = evt.GetInt() / SCL_OutGain;
    mOutGainT->GetValidator()->TransferToWindow();
    EnableApply(mUIParent->Validate());
 }

void EffectWahwah::OnGainText ( wxCommandEvent & evt )

private

Definition at line 498 of file Wahwah.cpp.

References Effect::EnableApply(), mOutGain, mOutGainS, and Effect::mUIParent.

 {
    if (!EnableApply(mUIParent->TransferDataFromWindow()))
    {
       return;
    }
 
    mOutGainS->SetValue((int) (mOutGain * SCL_OutGain));
 }

void EffectWahwah::OnPhaseSlider ( wxCommandEvent & evt )

private

Definition at line 410 of file Wahwah.cpp.

References Effect::EnableApply(), mPhase, mPhaseS, mPhaseT, and Effect::mUIParent.

 {
    int val = ((evt.GetInt() + 5) / 10) * 10; // round to nearest multiple of 10
    val = val > MAX_Phase * SCL_Phase ? MAX_Phase * SCL_Phase : val;
    mPhaseS->SetValue(val);
    mPhase = (double) val / SCL_Phase;
    mPhaseT->GetValidator()->TransferToWindow();
    EnableApply(mUIParent->Validate());
 }

void EffectWahwah::OnPhaseText ( wxCommandEvent & evt )

private

Definition at line 458 of file Wahwah.cpp.

References Effect::EnableApply(), mPhase, mPhaseS, and Effect::mUIParent.

 {
    if (!EnableApply(mUIParent->TransferDataFromWindow()))
    {
       return;
    }
 
    mPhaseS->SetValue((int) (mPhase * SCL_Phase));
 }

void EffectWahwah::OnResonanceSlider ( wxCommandEvent & evt )

private

Definition at line 427 of file Wahwah.cpp.

References Effect::EnableApply(), mRes, mResT, and Effect::mUIParent.

 {
    mRes = (double) evt.GetInt() / SCL_Res;
    mResT->GetValidator()->TransferToWindow();
    EnableApply(mUIParent->Validate());
 }

void EffectWahwah::OnResonanceText ( wxCommandEvent & evt )

private

Definition at line 478 of file Wahwah.cpp.

References Effect::EnableApply(), mRes, mResS, and Effect::mUIParent.

 {
    if (!EnableApply(mUIParent->TransferDataFromWindow()))
    {
       return;
    }
 
    mResS->SetValue((int) (mRes * SCL_Res));
 }

void EffectWahwah::PopulateOrExchange ( ShuttleGui & S )

overridevirtual

Reimplemented from Effect.

Definition at line 232 of file Wahwah.cpp.

References _(), ShuttleGuiBase::AddSlider(), ShuttleGui::AddSpace(), ShuttleGuiBase::AddTextBox(), ShuttleGuiBase::EndMultiColumn(), ShuttleGui::Id(), ID_Depth, ID_Freq, ID_FreqOfs, ID_OutGain, ID_Phase, ID_Res, mDepth, mDepthS, mDepthT, mFreq, mFreqOfs, mFreqOfsS, mFreqOfsT, mFreqS, mFreqT, mOutGain, mOutGainS, mOutGainT, mPhase, mPhaseS, mPhaseT, mRes, mResS, mResT, ShuttleGuiBase::SetBorder(), ShuttleGuiBase::SetStretchyCol(), ShuttleGuiBase::SetStyle(), and ShuttleGuiBase::StartMultiColumn().

 {
    S.SetBorder(5);
    S.AddSpace(0, 5);
 
    S.StartMultiColumn(3, wxEXPAND);
    {
       S.SetStretchyCol(2);
 
       FloatingPointValidator<double> vldfreq(5, &mFreq, NumValidatorStyle::ONE_TRAILING_ZERO);
       vldfreq.SetRange(MIN_Freq, MAX_Freq);
       mFreqT = S.Id(ID_Freq).AddTextBox(_("LFO Freq&uency (Hz):"), wxT(""), 12);
       mFreqT->SetValidator(vldfreq);
 
       S.SetStyle(wxSL_HORIZONTAL);
       mFreqS = S.Id(ID_Freq).AddSlider( {}, DEF_Freq * SCL_Freq, MAX_Freq * SCL_Freq, MIN_Freq * SCL_Freq);
       mFreqS->SetName(_("LFO frequency in hertz"));
       mFreqS->SetMinSize(wxSize(100, -1));
 
       FloatingPointValidator<double> vldphase(1, &mPhase);
       vldphase.SetRange(MIN_Phase, MAX_Phase);
       mPhaseT = S.Id(ID_Phase).AddTextBox(_("LFO Sta&rt Phase (deg.):"), wxT(""), 12);
       mPhaseT->SetValidator(vldphase);
 
       S.SetStyle(wxSL_HORIZONTAL);
       mPhaseS = S.Id(ID_Phase).AddSlider( {}, DEF_Phase * SCL_Phase, MAX_Phase * SCL_Phase, MIN_Phase * SCL_Phase);
       mPhaseS->SetName(_("LFO start phase in degrees"));
       mPhaseS->SetLineSize(10);
       mPhaseS->SetMinSize(wxSize(100, -1));
 
       IntegerValidator<int> vlddepth(&mDepth);
       vlddepth.SetRange(MIN_Depth, MAX_Depth);
       mDepthT = S.Id(ID_Depth).AddTextBox(_("Dept&h (%):"), wxT(""), 12);
       mDepthT->SetValidator(vlddepth);
 
       S.SetStyle(wxSL_HORIZONTAL);
       mDepthS = S.Id(ID_Depth).AddSlider( {}, DEF_Depth * SCL_Depth, MAX_Depth * SCL_Depth, MIN_Depth * SCL_Depth);
       mDepthS->SetName(_("Depth in percent"));
       mDepthS->SetMinSize(wxSize(100, -1));
 
       FloatingPointValidator<double> vldres(1, &mRes);
       vldres.SetRange(MIN_Res, MAX_Res);
       mResT = S.Id(ID_Res).AddTextBox(_("Reso&nance:"), wxT(""), 12);
       mResT->SetValidator(vldres);
 
       S.SetStyle(wxSL_HORIZONTAL);
       mResS = S.Id(ID_Res).AddSlider( {}, DEF_Res * SCL_Res, MAX_Res * SCL_Res, MIN_Res * SCL_Res);
       mResS->SetName(_("Resonance"));
       mResS->SetMinSize(wxSize(100, -1));
 
       IntegerValidator<int> vldfreqoffset(&mFreqOfs);
       vldfreqoffset.SetRange(MIN_FreqOfs, MAX_FreqOfs);
       mFreqOfsT = S.Id(ID_FreqOfs).AddTextBox(_("Wah Frequency Offse&t (%):"), wxT(""), 12);
       mFreqOfsT->SetValidator(vldfreqoffset);
 
       S.SetStyle(wxSL_HORIZONTAL);
       mFreqOfsS = S.Id(ID_FreqOfs).AddSlider( {}, DEF_FreqOfs * SCL_FreqOfs, MAX_FreqOfs * SCL_FreqOfs, MIN_FreqOfs * SCL_FreqOfs);
       mFreqOfsT->SetName(_("Wah frequency offset in percent"));
       mFreqOfsT->SetMinSize(wxSize(100, -1));
 
       FloatingPointValidator<double> vldoutgain(1, &mOutGain);
       vldoutgain.SetRange(MIN_OutGain, MAX_OutGain);
       mOutGainT = S.Id(ID_OutGain).AddTextBox(_("&Output gain (dB):"), wxT(""), 12);
       mOutGainT->SetValidator(vldoutgain);
 
       S.SetStyle(wxSL_HORIZONTAL);
       mOutGainS = S.Id(ID_OutGain).AddSlider( {}, DEF_OutGain * SCL_OutGain, MAX_OutGain * SCL_OutGain, MIN_OutGain * SCL_OutGain);
       mOutGainS->SetName(_("Output gain (dB)"));
       mOutGainS->SetMinSize(wxSize(100, -1));
    }
    S.EndMultiColumn();
 }

size_t EffectWahwah::ProcessBlock	(	float **	inBlock,
		float **	outBlock,
		size_t	blockLen
	)

overridevirtual

Reimplemented from Effect.

Definition at line 148 of file Wahwah.cpp.

References InstanceProcess(), and mMaster.

 {
    return InstanceProcess(mMaster, inBlock, outBlock, blockLen);
 }

bool EffectWahwah::ProcessInitialize	(	sampleCount	totalLen,
		ChannelNames	chanMap = `NULL`
	)

overridevirtual

Reimplemented from Effect.

Definition at line 136 of file Wahwah.cpp.

References ChannelNameFrontRight, InstanceInit(), M_PI, mMaster, Effect::mSampleRate, and EffectWahwahState::phase.

 {
    InstanceInit(mMaster, mSampleRate);
 
    if (chanMap[0] == ChannelNameFrontRight)
    {
       mMaster.phase += M_PI;
    }
 
    return true;
 }

bool EffectWahwah::RealtimeAddProcessor	(	unsigned	numChannels,
		float	sampleRate
	)

overridevirtual

Reimplemented from Effect.

Definition at line 162 of file Wahwah.cpp.

References InstanceInit(), and mSlaves.

 {
    EffectWahwahState slave;
 
    InstanceInit(slave, sampleRate);
 
    mSlaves.push_back(slave);
 
    return true;
 }

bool EffectWahwah::RealtimeFinalize ( )

overridevirtual

Reimplemented from Effect.

Definition at line 173 of file Wahwah.cpp.

References mSlaves.

 {
    mSlaves.clear();
 
    return true;
 }

bool EffectWahwah::RealtimeInitialize ( )

overridevirtual

Reimplemented from Effect.

Definition at line 153 of file Wahwah.cpp.

References mSlaves, and Effect::SetBlockSize().

 {
    SetBlockSize(512);
 
    mSlaves.clear();
 
    return true;
 }

size_t EffectWahwah::RealtimeProcess	(	int	group,
		float **	inbuf,
		float **	outbuf,
		size_t	numSamples
	)

overridevirtual

Reimplemented from Effect.

Definition at line 180 of file Wahwah.cpp.

References InstanceProcess(), and mSlaves.

 {
 
    return InstanceProcess(mSlaves[group], inbuf, outbuf, numSamples);
 }

bool EffectWahwah::SetAutomationParameters ( CommandParameters & parms )

overridevirtual

Reimplemented from Effect.

Definition at line 211 of file Wahwah.cpp.

References mDepth, mFreq, mFreqOfs, mOutGain, mPhase, mRes, ReadAndVerifyDouble, and ReadAndVerifyInt.

 {
    ReadAndVerifyDouble(Freq);
    ReadAndVerifyDouble(Phase);
    ReadAndVerifyInt(Depth);
    ReadAndVerifyDouble(Res);
    ReadAndVerifyInt(FreqOfs);
    ReadAndVerifyDouble(OutGain);
 
    mFreq = Freq;
    mPhase = Phase;
    mDepth = Depth;
    mRes = Res;
    mFreqOfs = FreqOfs;
    mOutGain = OutGain;
 
    return true;
 }

bool EffectWahwah::SupportsRealtime ( )

overridevirtual

Reimplemented from Effect.

Definition at line 115 of file Wahwah.cpp.

 {
 #if defined(EXPERIMENTAL_REALTIME_AUDACITY_EFFECTS)
    return true;
 #else
    return false;
 #endif
 }

bool EffectWahwah::TransferDataFromWindow ( )

overridevirtual

Reimplemented from Effect.

Definition at line 322 of file Wahwah.cpp.

References Effect::mUIParent.

 {
    if (!mUIParent->Validate() || !mUIParent->TransferDataFromWindow())
    {
       return false;
    }
 
    return true;
 }

bool EffectWahwah::TransferDataToWindow ( )

overridevirtual

Reimplemented from Effect.

Definition at line 305 of file Wahwah.cpp.

References mDepth, mDepthS, mFreq, mFreqOfs, mFreqOfsS, mFreqS, mOutGain, mOutGainS, mPhase, mPhaseS, mRes, mResS, and Effect::mUIParent.

 {
    if (!mUIParent->TransferDataToWindow())
    {
       return false;
    }
 
    mFreqS->SetValue((int) (mFreq * SCL_Freq));
    mPhaseS->SetValue((int) (mPhase * SCL_Phase));
    mDepthS->SetValue((int) (mDepth * SCL_Depth));
    mResS->SetValue((int) (mRes * SCL_Res));
    mFreqOfsS->SetValue((int) (mFreqOfs * SCL_FreqOfs));
    mOutGainS->SetValue((int) (mOutGain * SCL_OutGain));
 
    return true;
 }