/*
*	File:		BiquadStereo.h
*	
*	Version:	1.0
* 
*	Created:	6/29/19
*	
*	Copyright:  Copyright  2019 Airwindows, Airwindows uses the MIT license
* 
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#include "AUEffectBase.h"
#include "BiquadStereoVersion.h"

#if AU_DEBUG_DISPATCHER
	#include "AUDebugDispatcher.h"
#endif


#ifndef __BiquadStereo_h__
#define __BiquadStereo_h__


#pragma mark ____BiquadStereo Parameters

// parameters
static const float kDefaultValue_ParamOne = 1.0;
static const float kDefaultValue_ParamTwo = 0.5;
static const float kDefaultValue_ParamThree = 0.7071;
static const float kDefaultValue_ParamFour = 1.0;

static CFStringRef kParameterOneName = CFSTR("Type");
static CFStringRef kParameterTwoName = CFSTR("Freq");
static CFStringRef kParameterThreeName = CFSTR("Q");
static CFStringRef kParameterFourName = CFSTR("Inv/Dry/Wet");
//Alter the name if desired, but using the plugin name is a start

enum {
	kParam_One =0,
	kParam_Two =1,
	kParam_Three =2,
	kParam_Four =3,
	//Add your parameters here...
	kNumberOfParameters=4
};

#pragma mark ____BiquadStereo
class BiquadStereo : public AUEffectBase
{
public:
	BiquadStereo(AudioUnit component);
#if AU_DEBUG_DISPATCHER
	virtual ~BiquadStereo () { delete mDebugDispatcher; }
#endif
	
	virtual ComponentResult Reset(AudioUnitScope inScope, AudioUnitElement inElement);

	virtual OSStatus ProcessBufferLists(AudioUnitRenderActionFlags & ioActionFlags, 
						const AudioBufferList & inBuffer, AudioBufferList & outBuffer, 
						UInt32 inFramesToProcess);
	virtual UInt32 SupportedNumChannels(const AUChannelInfo ** outInfo);

	virtual	ComponentResult		GetParameterValueStrings(AudioUnitScope			inScope,
														 AudioUnitParameterID		inParameterID,
														 CFArrayRef *			outStrings);
    
	virtual	ComponentResult		GetParameterInfo(AudioUnitScope			inScope,
												 AudioUnitParameterID	inParameterID,
												 AudioUnitParameterInfo	&outParameterInfo);
    
	virtual ComponentResult		GetPropertyInfo(AudioUnitPropertyID		inID,
												AudioUnitScope			inScope,
												AudioUnitElement		inElement,
												UInt32 &			outDataSize,
												Boolean	&			outWritable );
	
	virtual ComponentResult		GetProperty(AudioUnitPropertyID inID,
											AudioUnitScope 		inScope,
											AudioUnitElement 		inElement,
											void *			outData);

	virtual ComponentResult    Initialize();
	virtual bool				SupportsTail () { return true; }
    virtual Float64				GetTailTime() {return (1.0/GetSampleRate())*0.0;} //in SECONDS! gsr * a number = in samples
    virtual Float64				GetLatency() {return (1.0/GetSampleRate())*0.0;}	// in SECONDS! gsr * a number = in samples
	
	/*! @method Version */
	virtual ComponentResult		Version() { return kBiquadStereoVersion; }
	
	private: 
	double biquad[11];
	uint32_t fpdL;
	uint32_t fpdR;
};

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~


#endif