/**
 *
 * Copyright (c) 2013 Pascal Gauthier.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA
 *
 */

#ifndef PLUGINFX_H_INCLUDED
#define PLUGINFX_H_INCLUDED

class PluginFx {
	float s1,s2,s3,s4;
	float sampleRate;
	float sampleRateInv;
    float d, c;
	float R24;
	float rcor24,rcor24Inv;
    float bright;
    
	// 24 db multimode
    float mm;
	float mmt;
	int mmch;
    inline float NR24(float sample,float g,float lpc);

    // preprocess values taken the UI
    float rCutoff;
    float rReso;
    float rGain;
    
    // thread values; if these are different from the UI,
    // it needs to be recalculated.
    float pReso;
    float pCutoff;
    float pGain;
    
    // I am still keeping the 2pole w/multimode filter
    inline float NR(float sample, float g);
	bool bandPassSw;
	float rcor,rcorInv;
    int R;
    
    float dc_id;
    float dc_od;
    float dc_r;
    
public:
    PluginFx();

    // this is set directly by the ui / parameter
    float uiCutoff;
    float uiReso;
    float uiGain;
    
    void init(int sampleRate);
    void process(float *work, int sampleSize);
};

#endif  // PLUGINFX_H_INCLUDED