Mike Sheldon
/
Synth
A simple string synthesizer implementing the Karplus-Strong algorithm. Licensed under the GNU LGPL.
Synth.h@0:ce6724069f0a, 2013-01-09 (annotated)
- Committer:
- elleo
- Date:
- Wed Jan 09 22:46:12 2013 +0000
- Revision:
- 0:ce6724069f0a
Migration to new repository
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
elleo | 0:ce6724069f0a | 1 | /* |
elleo | 0:ce6724069f0a | 2 | * libmbed-synth An audio synthesis library capable of running |
elleo | 0:ce6724069f0a | 3 | * alongside other activities. |
elleo | 0:ce6724069f0a | 4 | * Copyright (C) <2009> Michael Sheldon <mike@mikeasoft.com> |
elleo | 0:ce6724069f0a | 5 | * |
elleo | 0:ce6724069f0a | 6 | * This library is free software; you can redistribute it and/or |
elleo | 0:ce6724069f0a | 7 | * modify it under the terms of the GNU Library General Public |
elleo | 0:ce6724069f0a | 8 | * License as published by the Free Software Foundation; either |
elleo | 0:ce6724069f0a | 9 | * version 2 of the License, or (at your option) any later version. |
elleo | 0:ce6724069f0a | 10 | * |
elleo | 0:ce6724069f0a | 11 | * This library is distributed in the hope that it will be useful, |
elleo | 0:ce6724069f0a | 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
elleo | 0:ce6724069f0a | 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
elleo | 0:ce6724069f0a | 14 | * Library General Public License for more details. |
elleo | 0:ce6724069f0a | 15 | * |
elleo | 0:ce6724069f0a | 16 | * You should have received a copy of the GNU Library General Public |
elleo | 0:ce6724069f0a | 17 | * License along with this library; if not, write to the |
elleo | 0:ce6724069f0a | 18 | * Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
elleo | 0:ce6724069f0a | 19 | * Boston, MA 02111-1307, USA. |
elleo | 0:ce6724069f0a | 20 | */ |
elleo | 0:ce6724069f0a | 21 | |
elleo | 0:ce6724069f0a | 22 | #ifndef MBED_SYNTH_H |
elleo | 0:ce6724069f0a | 23 | #define MBED_SYNTH_H |
elleo | 0:ce6724069f0a | 24 | |
elleo | 0:ce6724069f0a | 25 | #include "mbed.h" |
elleo | 0:ce6724069f0a | 26 | #include "Instrument.h" |
elleo | 0:ce6724069f0a | 27 | #include "PluckedGuitar.h" |
elleo | 0:ce6724069f0a | 28 | #include "Note.h" |
elleo | 0:ce6724069f0a | 29 | #include "Notes.h" |
elleo | 0:ce6724069f0a | 30 | |
elleo | 0:ce6724069f0a | 31 | class Synth { |
elleo | 0:ce6724069f0a | 32 | |
elleo | 0:ce6724069f0a | 33 | public: |
elleo | 0:ce6724069f0a | 34 | Synth(PinName aout); |
elleo | 0:ce6724069f0a | 35 | void add_note(float frequency, float duration); |
elleo | 0:ce6724069f0a | 36 | void rest(double duration); |
elleo | 0:ce6724069f0a | 37 | void play(); |
elleo | 0:ce6724069f0a | 38 | void pause(); |
elleo | 0:ce6724069f0a | 39 | void stop(); |
elleo | 0:ce6724069f0a | 40 | void set_repeat(bool repeat); |
elleo | 0:ce6724069f0a | 41 | void set_instrument(PluckedGuitar *instrument); |
elleo | 0:ce6724069f0a | 42 | void set_bpm(int bpm); |
elleo | 0:ce6724069f0a | 43 | |
elleo | 0:ce6724069f0a | 44 | protected: |
elleo | 0:ce6724069f0a | 45 | AnalogOut _aout; |
elleo | 0:ce6724069f0a | 46 | Ticker _ticker; |
elleo | 0:ce6724069f0a | 47 | int _samplerate; |
elleo | 0:ce6724069f0a | 48 | double *_samples; |
elleo | 0:ce6724069f0a | 49 | int _sample_size; |
elleo | 0:ce6724069f0a | 50 | bool _repeat; |
elleo | 0:ce6724069f0a | 51 | int _position; |
elleo | 0:ce6724069f0a | 52 | int _bpm; |
elleo | 0:ce6724069f0a | 53 | PluckedGuitar *_instrument; |
elleo | 0:ce6724069f0a | 54 | Note *_notes; |
elleo | 0:ce6724069f0a | 55 | int _num_notes; |
elleo | 0:ce6724069f0a | 56 | void _proc_sample(); |
elleo | 0:ce6724069f0a | 57 | }; |
elleo | 0:ce6724069f0a | 58 | |
elleo | 0:ce6724069f0a | 59 | |
elleo | 0:ce6724069f0a | 60 | #endif |