EqualizationCurvesList Struct Reference

Maintains a list of preset curves for Equalization effects. More...

#include <EqualizationCurvesList.h>

Collaboration diagram for EqualizationCurvesList:

Public Member Functions
	EqualizationCurvesList (EqualizationFilter &params)
void	EnvelopeUpdated ()
void	EnvelopeUpdated (const Envelope &env, bool lin)
void	Select (int sel)
void	ForceRecalc ()

Public Attributes
EQCurveArray	mCurves
EqualizationFilter &	mParameters
bool	mRecalcRequired { false }

Detailed Description

Maintains a list of preset curves for Equalization effects.

Definition at line 22 of file EqualizationCurvesList.h.

Constructor & Destructor Documentation

EqualizationCurvesList()

EqualizationCurvesList::EqualizationCurvesList ( EqualizationFilter &  params )

inlineexplicit

Definition at line 23 of file EqualizationCurvesList.h.

      : mParameters{ params }
   {}

Member Function Documentation

EnvelopeUpdated() [1/2]

void EqualizationCurvesList::EnvelopeUpdated

(

)

Definition at line 30 of file EqualizationCurvesList.cpp.

{
   if (mParameters.IsLinear())
      EnvelopeUpdated(mParameters.mLinEnvelope, true);
   else
      EnvelopeUpdated(mParameters.mLogEnvelope, false);
}

References EnvelopeUpdated(), EqualizationParameters::IsLinear(), EqualizationFilter::mLinEnvelope, EqualizationFilter::mLogEnvelope, and mParameters.

Referenced by EnvelopeUpdated(), EqualizationBandSliders::EnvLinToLog(), EqualizationBandSliders::ErrMin(), EqualizationBandSliders::Flatten(), EqualizationBandSliders::Invert(), EqualizationUI::OnInterp(), EqualizationPanel::OnMouseEvent(), EqualizationBandSliders::OnSlider(), and EqualizationUI::UpdateDraw().

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EnvelopeUpdated() [2/2]

void EqualizationCurvesList::EnvelopeUpdated	(	const Envelope &	env,
		bool	lin
	)

Definition at line 38 of file EqualizationCurvesList.cpp.

{
   const auto &hiFreq = mParameters.mHiFreq;
   const auto &drawMode = mParameters.mDrawMode;
   auto &logEnvelope = mParameters.mLogEnvelope;
 
   // Allocate and populate point arrays
   size_t numPoints = env.GetNumberOfPoints();
   Doubles when{ numPoints };
   Doubles value{ numPoints };
   env.GetPoints( when.get(), value.get(), numPoints );
 
   // Clear the unnamed curve
   int curve = mCurves.size() - 1;
   mCurves[ curve ].points.clear();
 
   if(lin)
   {
      // Copy and convert points
      for (size_t point = 0; point < numPoints; point++)
      {
         double freq = when[ point ] * hiFreq;
         double db = value[ point ];
 
         // Add it to the curve
         mCurves[ curve ].points.push_back( EQPoint( freq, db ) );
      }
   }
   else
   {
      double loLog = log10( 20. );
      double hiLog = log10( hiFreq );
      double denom = hiLog - loLog;
 
      // Copy and convert points
      for (size_t point = 0; point < numPoints; point++)
      {
         double freq = pow( 10., ( ( when[ point ] * denom ) + loLog ));
         double db = value[ point ];
 
         // Add it to the curve
         mCurves[ curve ].points.push_back( EQPoint( freq, db ) );
      }
   }
 
   // Update unnamed curve (so it's there for next time)
   //(done in a hurry, may not be the neatest -MJS)
   if (!drawMode)
   {
      size_t numPoints = logEnvelope.GetNumberOfPoints();
      Doubles when{ numPoints };
      Doubles value{ numPoints };
      logEnvelope.GetPoints(when.get(), value.get(), numPoints);
      for (size_t i = 0, j = 0; j + 2 < numPoints; i++, j++)
      {
         if ((value[i] < value[i + 1] + .05) && (value[i] > value[i + 1] - .05) &&
            (value[i + 1] < value[i + 2] + .05) && (value[i + 1] > value[i + 2] - .05))
         {   // within < 0.05 dB?
            logEnvelope.Delete(j + 1);
            numPoints--;
            j--;
         }
      }
      Select((int) mCurves.size() - 1);
   }
 
   // set 'unnamed' as the selected curve
   Select( (int) mCurves.size() - 1 );
}

References Envelope::GetNumberOfPoints(), Envelope::GetPoints(), mCurves, EqualizationParameters::mDrawMode, EqualizationFilter::mHiFreq, EqualizationFilter::mLogEnvelope, mParameters, and Select().

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ForceRecalc()

void EqualizationCurvesList::ForceRecalc ( )

inline

Definition at line 31 of file EqualizationCurvesList.h.

{ mRecalcRequired = true; }

References mRecalcRequired.

Referenced by EqualizationBandSliders::Flatten(), EqualizationBandSliders::GraphicEQ(), EqualizationBandSliders::Invert(), EqualizationUI::OnLinFreq(), EqualizationPanel::OnMouseEvent(), EqualizationUI::OnSliderM(), EqualizationUI::PopulateOrExchange(), EqualizationUI::setCurve(), and EqualizationUI::UpdateDraw().

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Select()

void EqualizationCurvesList::Select

(

int

sel

)

Definition at line 22 of file EqualizationCurvesList.cpp.

{
   mParameters.mCurveName = mCurves[ curve ].Name;
}

References EqualizationParameters::mCurveName, mCurves, and mParameters.

Referenced by EnvelopeUpdated(), EqualizationBandSliders::ErrMin(), and EqualizationUI::setCurve().

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Member Data Documentation

mCurves

EQCurveArray EqualizationCurvesList::mCurves

Definition at line 33 of file EqualizationCurvesList.h.

Referenced by EffectEqualization::EffectEqualization(), EnvelopeUpdated(), EqualizationBandSliders::ErrMin(), EqualizationUI::OnManage(), EqualizationUI::PopulateOrExchange(), Select(), EqualizationUI::setCurve(), EqualizationUI::UpdateCurves(), and EffectEqualization::VisitSettings().

mParameters

EqualizationFilter& EqualizationCurvesList::mParameters

Definition at line 34 of file EqualizationCurvesList.h.

Referenced by EnvelopeUpdated(), EqualizationBandSliders::EnvLinToLog(), EqualizationBandSliders::EnvLogToLin(), EqualizationBandSliders::ErrMin(), EqualizationBandSliders::Flatten(), EqualizationBandSliders::GraphicEQ(), EqualizationBandSliders::Init(), EqualizationBandSliders::Invert(), EqualizationUI::OnCurve(), EqualizationUI::OnDrawMode(), EqualizationUI::OnGraphicMode(), EqualizationUI::OnGridOnOff(), EqualizationUI::OnIdle(), EqualizationUI::OnInterp(), EqualizationUI::OnLinFreq(), EqualizationPanel::OnMouseEvent(), EqualizationPanel::OnPaint(), EqualizationBandSliders::OnSlider(), EqualizationUI::OnSliderDBMAX(), EqualizationUI::OnSliderDBMIN(), EqualizationUI::OnSliderM(), EqualizationUI::PopulateOrExchange(), EqualizationPanel::Recalc(), Select(), EqualizationUI::setCurve(), EqualizationUI::TransferDataToWindow(), EqualizationUI::UpdateCurves(), EqualizationUI::UpdateDraw(), EqualizationUI::UpdateGraphic(), and EqualizationUI::UpdateRuler().

mRecalcRequired

bool EqualizationCurvesList::mRecalcRequired { false }

Definition at line 35 of file EqualizationCurvesList.h.

Referenced by ForceRecalc(), and EqualizationPanel::OnIdle().

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The documentation for this struct was generated from the following files:

• EqualizationCurvesList.h
• EqualizationCurvesList.cpp