zynaddsubfx

ZynAddSubFX open source synthesizer
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Fl_EQGraph.H (1122B)

      1 /*
      2   ZynAddSubFX - a software synthesizer
      3 
      4   Fl_EQGraph.H - Equalizer Graphical View
      5   Copyright (C) 2016 Mark McCurry
      6 
      7   This program is free software; you can redistribute it and/or
      8   modify it under the terms of the GNU General Public License
      9   as published by the Free Software Foundation; either version 2
     10   of the License, or (at your option) any later version.
     11 */
     12 #pragma once
     13 #include "Fl_Osc_Widget.H"
     14 #include <FL/Fl_Box.H>
     15 #include "../globals.h"
     16 
     17 class EffectMgr;
     18 class Fl_Osc_Interface;
     19 class Fl_EQGraph:public Fl_Box, public Fl_Osc_Widget
     20 {
     21     public:
     22         Fl_EQGraph(int x,int y, int w, int h, const char *label=0);
     23         virtual ~Fl_EQGraph(void);
     24         void draw(void);
     25 
     26         void OSC_raw(const char *msg);
     27         void update(void);
     28 
     29     private:
     30         void draw_freq_line(float freq,int type);
     31 
     32         double getresponse(int maxy,float freq) const;
     33 
     34         float getfreqx(float x) const;
     35         float getfreqpos(float freq) const;
     36 
     37         float samplerate;
     38         float gain;
     39         float num[MAX_EQ_BANDS*MAX_FILTER_STAGES*3];
     40         float dem[MAX_EQ_BANDS*MAX_FILTER_STAGES*3];
     41 };