/*
*	File:		MidAmp.h
*	
*	Version:	1.0
* 
*	Created:	3/28/22
*	
*	Copyright:  Copyright © 2022 Airwindows, Airwindows uses the MIT license
* 
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#include "AUEffectBase.h"
#include "MidAmpVersion.h"

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


#ifndef __MidAmp_h__
#define __MidAmp_h__


#pragma mark ____MidAmp Parameters

// parameters
static const float kDefaultValue_ParamOne = 0.5;
static const float kDefaultValue_ParamTwo = 0.5;
static const float kDefaultValue_ParamThree = 0.8;
static const float kDefaultValue_ParamFour = 1.0;

static CFStringRef kParameterOneName = CFSTR("Gain");
static CFStringRef kParameterTwoName = CFSTR("Tone");
static CFStringRef kParameterThreeName = CFSTR("Output");
static CFStringRef kParameterFourName = CFSTR("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 ____MidAmp
class MidAmp : public AUEffectBase
{
public:
	MidAmp(AudioUnit component);
#if AU_DEBUG_DISPATCHER
	virtual ~MidAmp () { delete mDebugDispatcher; }
#endif
	
	virtual AUKernelBase *		NewKernel() { return new MidAmpKernel(this); }
	
	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 kMidAmpVersion; }
	
    
	
protected:
		class MidAmpKernel : public AUKernelBase		// most of the real work happens here
	{
public:
		MidAmpKernel(AUEffectBase *inAudioUnit )
		: AUKernelBase(inAudioUnit)
	{
	}
		
		// *Required* overides for the process method for this effect
		// processes one channel of interleaved samples
        virtual void 		Process(	const Float32 	*inSourceP,
										Float32		 	*inDestP,
										UInt32 			inFramesToProcess,
										UInt32			inNumChannels,
										bool			&ioSilence);
		
        virtual void		Reset();
		
		private: 
		Float64 lastSample;
		Float64 storeSample;
		Float64 lastSlew;
		Float64 iirSampleA;
		Float64 iirSampleB;
		Float64 iirSampleC;
		Float64 iirSampleD;
		Float64 iirSampleE;
		Float64 iirSampleF;
		Float64 iirSampleG;
		Float64 iirSampleH;
		Float64 Odd[257];
		Float64 Even[257];
		bool flip;
		int count; //amp
		
		double b[90];
		double lastCabSample;
		double smoothCabA;
		double smoothCabB; //cab
		
		double lastRef[10];
		int cycle;	//undersampling
		
		enum {
			fix_freq,
			fix_reso,
			fix_a0,
			fix_a1,
			fix_a2,
			fix_b1,
			fix_b2,
			fix_sL1,
			fix_sL2,
			fix_sR1,
			fix_sR2,
			fix_total
		}; //fixed frequency biquad filter for ultrasonics, stereo
		double fixA[fix_total];
		double fixB[fix_total];
		double fixC[fix_total];
		double fixD[fix_total];
		double fixE[fix_total];
		double fixF[fix_total]; //filtering
		uint32_t fpd;
		
	};
};

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


#endif