/*

FFTease - A set of Live Spectral Processors
Originally written by Eric Lyon and Christopher Penrose for the Max/MSP platform

Copyright (c)Thomas Grill (xovo@gmx.net)
For information on usage and redistribution, and for a DISCLAIMER OF ALL
WARRANTIES, see the file, "license.txt," in this distribution.  

*/

#include "main.h"


class pvoc:
	public fftease
{
	FLEXT_HEADER_S(pvoc,fftease,setup)
	
public:
	pvoc(I argc,const t_atom *argv);

protected:

	virtual V Transform(I _N2,S *const *in);

    BL _invert;

    F _threshold,_multiplier;
    F _thresh_dB,_mult_dB;

private:
	V ms_thresh(F v) { _threshold = FromdB(_thresh_dB = v); }
	V ms_mult(F v) { _multiplier = FromdB(_mult_dB = v); }


	static V setup(t_classid c);

	FLEXT_ATTRGET_F(_thresh_dB)
	FLEXT_CALLSET_F(ms_thresh)
	FLEXT_ATTRGET_F(_mult_dB)
	FLEXT_CALLSET_F(ms_mult)
	FLEXT_ATTRVAR_B(_invert)
};

FLEXT_LIB_DSP_V("fftease, pvoc~",pvoc)


V pvoc::setup(t_classid c)
{
	FLEXT_CADDATTR_VAR(c,"thresh",_thresh_dB,ms_thresh);
	FLEXT_CADDATTR_VAR(c,"mult",_mult_dB,ms_mult);
	FLEXT_CADDATTR_VAR1(c,"invert",_invert);
}


pvoc::pvoc(I argc,const t_atom *argv):
	fftease(4,F_STEREO|F_BALANCED|F_BITSHUFFLE|F_NOPH2),
	_thresh_dB(-30),_mult_dB(-18),
	_invert(false)
{
	/* parse and set object's options given */
	if(argc >= 1) {
		if(CanbeFloat(argv[0]))
			_thresh_dB = GetAFloat(argv[0]);
		else
			post("%s - Threshold must be a float value - set to %0f",thisName(),_thresh_dB);
	}
	if(argc >= 2) {
		if(CanbeFloat(argv[1]))
			_mult_dB = GetAFloat(argv[1]);
		else
			post("%s - Multiplier must be a float value - set to %0f",thisName(),_mult_dB);
	}
	if(argc >= 3) {
		if(CanbeBool(argv[2]))
			_invert = GetABool(argv[2]);
		else
			post("%s - Invert flag must be a boolean value - set to %i",thisName(),_invert?1:0);
	}

	ms_thresh(_thresh_dB);
	ms_mult(_mult_dB);

	AddInSignal("Messages and input signal");
	AddInSignal("Reference signal");
	AddOutSignal("Transformed signal");
}


V pvoc::Transform(I _N,S *const *in)
{
    /*
	int freq,amp;
	int chan;

    // start osc bank
    for ( chan = lo_bin; chan < hi_bin; chan++ ) {
      freq = ( amp = ( chan << 1 ) ) + 1;
      if ( _channel1[amp] < synt ){
        breaker = 1;
      }
      if( breaker ) {
        breaker = 0 ;
      }
      else {
        _channel1[freq] *= myPInc;
        finc = ( _channel1[freq] - ( f = lastfreq[chan] ) )*Iinv;
        ainc = ( _channel1[amp] - ( a = lastamp[chan] ) )*Iinv;
        address = index[chan];
        for ( n = 0; n < I; n++ ) {
          output[n] += a*table[ (int) address ];
          address += f;
          while ( address >= L )
            address -= L;
          while ( address < 0 )
            address += L;
          a += ainc;
          f += finc;
        }
        lastfreq[chan] = _channel1[freq];
        lastamp[chan] = _channel1[amp];
        index[chan] = address;
      }
    }
    */
}