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Carla/source/modules/native-plugins/zynaddsubfx/Nio/MidiIn.cpp

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  1. /*

  2.   ZynAddSubFX - a software synthesizer

  3. 

  4.   MidiIn.C - This class is inherited by all the Midi input classes

  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 modify

  9.   it under the terms of version 2 of the GNU General Public License

  10.   as published by the Free Software Foundation.

  11. 

  12.   This program is distributed in the hope that it will be useful,

  13.   but WITHOUT ANY WARRANTY; without even the implied warranty of

  14.   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

  15.   GNU General Public License (version 2 or later) for more details.

  16. 

  17.   You should have received a copy of the GNU General Public License (version 2)

  18.   along with this program; if not, write to the Free Software Foundation,

  19.   Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA

  20. 

  21. */

  22. 

  23. #include "MidiIn.h"

  24. #include "../globals.h"

  25. #include "InMgr.h"

  26. 

  27. void MidiIn::midiProcess(unsigned char head,

  28.                          unsigned char num,

  29.                          unsigned char value)

  30. {

  31.     MidiEvent     ev;

  32.     unsigned char chan = head & 0x0f;

  33.     switch(head & 0xf0) {

  34.         case 0x80: //Note Off

  35.             ev.type    = M_NOTE;

  36.             ev.channel = chan;

  37.             ev.num     = num;

  38.             ev.value   = 0;

  39.             InMgr::getInstance().putEvent(ev);

  40.             break;

  41.         case 0x90: //Note On

  42.             ev.type    = M_NOTE;

  43.             ev.channel = chan;

  44.             ev.num     = num;

  45.             ev.value   = value;

  46.             InMgr::getInstance().putEvent(ev);

  47.             break;

  48.         case 0xA0: /* pressure, aftertouch */

  49.             ev.type    = M_PRESSURE;

  50.             ev.channel = chan;

  51.             ev.num     = num;

  52.             ev.value   = value;

  53.             InMgr::getInstance().putEvent(ev);

  54.             break;

  55.         case 0xb0: //Controller

  56.             ev.type    = M_CONTROLLER;

  57.             ev.channel = chan;

  58.             ev.num     = num;

  59.             ev.value   = value;

  60.             InMgr::getInstance().putEvent(ev);

  61.             break;

  62.         case 0xc0: //Program Change

  63.             ev.type    = M_PGMCHANGE;

  64.             ev.channel = chan;

  65.             ev.num     = num;

  66.             ev.value   = 0;

  67.             InMgr::getInstance().putEvent(ev);

  68.             break;

  69.         case 0xe0: //Pitch Wheel

  70.             ev.type    = M_CONTROLLER;

  71.             ev.channel = chan;

  72.             ev.num     = C_pitchwheel;

  73.             ev.value   = (num + value * (int) 128) - 8192;

  74.             InMgr::getInstance().putEvent(ev);

  75.             break;

  76.     }

  77. }