compiler/include/midi/mididefs.h

   1 #ifndef MIDI_MIDIDEFS_H
   2 #define MIDI_MIDIDEFS_H
   3
   4 /*
   5     Copyright © 1995-2001, The AROS Development Team. All rights reserved.
   6     $Id$
   7 */
   8
   9
  10 /*
  11   This defines are not complete. Please fill in whenever programs
  12   require them. Look here for documentation:
  13   http://www.harmony-central.com/MIDI/Doc/doc.html
  14
  15   -Kjetil M.
  16 */
  17
  18
  19 #define MS_NoteOff 0x80
  20 #define MS_NoteOn 0x90
  21
  22 #define MS_Prog 0xc0
  23 #define MS_Ctrl 0xb0
  24
  25 #define MS_StatBits  0xf0
  26 #define MS_ChanBits 0xf
  27
  28 #define MS_QtrFrame 0xf1
  29 #define MS_SongPos  0xf2
  30
  31 #define MS_Clock 0xf8
  32 #define MS_Start 0xfa
  33 #define MS_Continue 0xfb
  34 #define MS_Stop 0xfc
  35
  36 #define MM_ResetCtrl 0x79
  37 #define MM_AllOff 0x7b
  38
  39 #define MIDIHiByte(word) ((word)>>7&0x7f)
  40 #define MIDILoByte(word) ((word)&0x7f)
  41 #define MIDIWord(hi,lo) (((hi)&0x7f)<<7|((lo)&0x7f))
  42
  43 #define voicemsg(m,ms) ( (((m)->mm_Status)&0xf0) == (ms) )
  44
  45 #define modemsg(m) ( voicemsg(m,0xb0) && (m)->mm_Data1>=0x78)
  46
  47 #if 0
  48    Taken from the fireworks source. It is not compatible with AmigaOS, and is here only for
  49    easier defining of noteon, etc.
  50 #  define noteoff(m) ( voicemsg(m,MS_NoteOff) || (voicemsg(m,MS_NoteOn) && (!(m)->mm_Data2)) )
  51 #endif
  52
  53 #define noteon(m) (voicemsg(m,MS_NoteOn) && ((m)->mm_Data2))
  54
  55 #endif
  56