zynaddsubfx

ZynAddSubFX open source synthesizer
Log | Files | Refs | Submodules | LICENSE

PADnote.h (3148B)

      1 /*
      2   ZynAddSubFX - a software synthesizer
      3 
      4   PADnote.h - The "pad" synthesizer
      5   Copyright (C) 2002-2005 Nasca Octavian Paul
      6   Author: Nasca Octavian Paul
      7 
      8   This program is free software; you can redistribute it and/or
      9   modify it under the terms of the GNU General Public License
     10   as published by the Free Software Foundation; either version 2
     11   of the License, or (at your option) any later version.
     12 */
     13 #ifndef PAD_NOTE_H
     14 #define PAD_NOTE_H
     15 
     16 #include "SynthNote.h"
     17 #include "../globals.h"
     18 #include "Envelope.h"
     19 #include "LFO.h"
     20 
     21 namespace zyn {
     22 
     23 /**The "pad" synthesizer*/
     24 class PADnote:public SynthNote
     25 {
     26     public:
     27         PADnote(const PADnoteParameters *parameters, const SynthParams &pars,
     28                 const int &interpolation, WatchManager *wm=0, const char *prefix=0);
     29         ~PADnote();
     30 
     31         SynthNote *cloneLegato(void);
     32         void legatonote(const LegatoParams &pars);
     33 
     34         int noteout(float *outl, float *outr);
     35         bool finished() const;
     36         void entomb(void);
     37 
     38         VecWatchPoint watch_int,watch_punch, watch_amp_int, watch_legato;
     39 
     40         void releasekey();
     41     private:
     42         void setup(float velocity, Portamento *portamento,
     43                    float note_log2_freq, bool legato = false, WatchManager *wm=0, const char *prefix=0);
     44         void fadein(float *smps);
     45         void computecurrentparameters();
     46         bool finished_;
     47         const PADnoteParameters &pars;
     48 
     49         int   poshi_l, poshi_r;
     50         float poslo;
     51 
     52         float note_log2_freq;
     53         float BendAdjust;
     54         float OffsetHz;
     55         bool  firsttime;
     56 
     57         int nsample;
     58         Portamento *portamento;
     59 
     60         int Compute_Linear(float *outl,
     61                            float *outr,
     62                            int freqhi,
     63                            float freqlo);
     64         int Compute_Cubic(float *outl,
     65                           float *outr,
     66                           int freqhi,
     67                           float freqlo);
     68 
     69 
     70         struct {
     71             /******************************************
     72             *     FREQUENCY GLOBAL PARAMETERS        *
     73             ******************************************/
     74             float Detune;  //cents
     75 
     76             Envelope *FreqEnvelope;
     77             LFO      *FreqLfo;
     78 
     79             /********************************************
     80              *     AMPLITUDE GLOBAL PARAMETERS          *
     81              ********************************************/
     82             float Volume;  // [ 0 .. 1 ]
     83 
     84             float Panning;  // [ 0 .. 1 ]
     85 
     86             Envelope *AmpEnvelope;
     87             LFO      *AmpLfo;
     88 
     89             float Fadein_adjustment;
     90             struct {
     91                 int   Enabled;
     92                 float initialvalue, dt, t;
     93             } Punch;
     94 
     95             /******************************************
     96             *        FILTER GLOBAL PARAMETERS        *
     97             ******************************************/
     98             ModFilter *GlobalFilter;
     99             Envelope  *FilterEnvelope;
    100             LFO       *FilterLfo;
    101         } NoteGlobalPar;
    102 
    103 
    104         float globaloldamplitude, globalnewamplitude, velocity, realfreq;
    105         const int& interpolation;
    106 };
    107 
    108 }
    109 
    110 #endif