diff options
Diffstat (limited to 'synth')
| -rw-r--r-- | synth/TODO | 1 | ||||
| -rw-r--r-- | synth/note_skel.cpp | 82 | ||||
| -rw-r--r-- | synth/note_skel.h | 54 |
3 files changed, 137 insertions, 0 deletions
@@ -1,5 +1,6 @@ TODO für den synth o notes compilieren und als .so-datei laden + o programme on-the-fly (um)laden o RAM aufräumen? diff --git a/synth/note_skel.cpp b/synth/note_skel.cpp new file mode 100644 index 0000000..acc580f --- /dev/null +++ b/synth/note_skel.cpp @@ -0,0 +1,82 @@ +#include <cmath> + +#include "note_skel.h" +#include "globals.h" +#include "defines.h" + +using namespace std; + +Note::Note(int n, float v, program_t &prg, jack_nframes_t pf, fixed_t pb, int prg_no) +{ + curr_prg=&prg; + + portamento_frames=0; + set_portamento_frames(pf); + + set_note(n); + freq=dest_freq; + set_vel(v); + do_ksl(); + + pitchbend=pb; + + program=prg_no; +} + +void NoteSkel::set_pitchbend(fixed_t pb) +{ + pitchbend=pb; +} + +void NoteSkel::set_freq(float f) +{ + old_freq=freq; + dest_freq=f*ONE; + portamento_t=0; + + do_ksr(); +} + +void NoteSkel::set_freq(float f, bool do_port) +{ + set_freq(f); + + if (!do_port) + old_freq=dest_freq; +} + +void NoteSkel::set_note(int n) +{ + note=n; + set_freq(440.0*pow(2.0,(float)(n-69)/12.0)); +} + +void NoteSkel::set_note(int n, bool do_port) +{ + note=n; + set_freq(440.0*pow(2.0,(float)(n-69)/12.0), do_port); +} + +int NoteSkel::get_note() +{ + return note; +} + +void NoteSkel::set_vel(float v) +{ + vel=v*ONE; + + recalc_factors(); + apply_pfactor(); +} + +void NoteSkel::set_portamento_frames(jack_nframes_t t) +{ + portamento_frames=t; + portamento_t=0; +} + +int NoteSkel::get_program() +{ + return program; +} diff --git a/synth/note_skel.h b/synth/note_skel.h new file mode 100644 index 0000000..b36d28c --- /dev/null +++ b/synth/note_skel.h @@ -0,0 +1,54 @@ +#ifndef __NOTE_SKEL_H__ +#define __NOTE_SKEL_H__ + +#include <jack/jack.h> + +#include "programs.h" +#include "fixed.h" + +class NoteSkel +{ + public: + NoteSkel(int n, float v,program_t &prg, jack_nframes_t pf, fixed_t pb, int prg_no); + virtual ~NoteSkel()=0; + virtual fixed_t get_sample()=0; + + int get_program(); + int get_note(); + void set_note(int n); + void set_note(int n, bool do_port); + void set_freq(float f); + void set_freq(float f, bool do_port); + void set_pitchbend(fixed_t pb); + void set_vel(float v); + void set_portamento_frames(jack_nframes_t f); + + virtual void release_quickly(jack_nframes_t maxt)=0; + virtual void release()=0; + virtual void reattack()=0; + virtual bool still_active()=0; + + virtual void set_param(const parameter_t &p, fixed_t v)=0; + + private: + virtual void do_ksl()=0; + virtual void do_ksr()=0; + + virtual void recalc_factors()=0; + virtual void apply_pfactor()=0; + + fixed_t freq, dest_freq, old_freq; + fixed_t vel; + jack_nframes_t portamento_t, portamento_frames; + + pfactor_value_t pfactor; + + int note; + int program; + program_t *curr_prg; + + fixed_t pitchbend; +}; + + +#endif |