Class: Proc_Midi

Inherits:
Object
  • Object
show all
Defined in:
lib/midinous/proc_midi.rb

Overview

Copyright © 2019 James “Nornec” Ratliff

This file is part of Midinous

Midinous is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

Midinous is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with Midinous.  If not, see <https://www.gnu.org/licenses/>.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(oid, iid) ⇒ Proc_Midi

Returns a new instance of Proc_Midi.



22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
 
# File 'lib/midinous/proc_midi.rb', line 22

def initialize(oid,iid)
  @out_list = []
  @in_list  = []
  @in_chan  = 1
  
  @out_id = oid
  @out_list = UniMIDI::Output.all
  @out = UniMIDI::Output.use(@out_id)
  
  @in_id  = iid
  @in_list  = UniMIDI::Input.all
  unless @in_list.length <= 1
    @in  = UniMIDI::Input.use(@in_id)
     set_listener
  end
end

Instance Attribute Details

#in ⇒ Object (readonly)

Returns the value of attribute in.



20
21
22
 
# File 'lib/midinous/proc_midi.rb', line 20

def in
  @in
end

#in_chan ⇒ Object

Returns the value of attribute in_chan.



19
20
21
 
# File 'lib/midinous/proc_midi.rb', line 19

def in_chan
  @in_chan
end

#in_id ⇒ Object (readonly)

Returns the value of attribute in_id.



20
21
22
 
# File 'lib/midinous/proc_midi.rb', line 20

def in_id
  @in_id
end

#in_list ⇒ Object

Returns the value of attribute in_list.



19
20
21
 
# File 'lib/midinous/proc_midi.rb', line 19

def in_list
  @in_list
end

#midi_in ⇒ Object (readonly)

Returns the value of attribute midi_in.



20
21
22
 
# File 'lib/midinous/proc_midi.rb', line 20

def midi_in
  @midi_in
end

#out_id ⇒ Object (readonly)

Returns the value of attribute out_id.



20
21
22
 
# File 'lib/midinous/proc_midi.rb', line 20

def out_id
  @out_id
end

#out_list ⇒ Object

Returns the value of attribute out_list.



19
20
21
 
# File 'lib/midinous/proc_midi.rb', line 19

def out_list
  @out_list
end

Instance Method Details

#note_rlse(channel, note) ⇒ Object

Release a note. Does not require a duration. Is called when a release signal is received.



96
97
98
 
# File 'lib/midinous/proc_midi.rb', line 96

def note_rlse(channel,note)
  @out.puts(0x80+channel-1,note,0x00)
end

#note_send(channel, note, velocity) ⇒ Object

Sends a note to an instrument



91
92
93
 
# File 'lib/midinous/proc_midi.rb', line 91

def note_send(channel,note,velocity)
  @out.puts(0x90+channel-1,note,velocity)
end

#regenerate ⇒ Object 



38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
 
# File 'lib/midinous/proc_midi.rb', line 38

def regenerate
  @midi_in.close unless @midi_in.nil?
  @in_list.each  do |i| 
    #i.clear_buffer

    i.close
  end
  @out_list.each {|o| o.close}
  UniMIDI::Input.all.each  {|i| i = nil}
  UniMIDI::Output.all.each {|o| o = nil}

  @in = nil
  @out = nil
  
  @in_list = []
  @out_list = []
  
  UniMIDI::Loader.clear_devices

  @in_list  = UniMIDI::Input.all
  @out_list = UniMIDI::Output.all

  UI.set_device(0,"i")
  UI.set_device(0,"o")
  
  set_listener unless @in_list.length <= 1
end

#sel_in(id) ⇒ Object

Select the input device



82
83
84
85
86
87
88
 
# File 'lib/midinous/proc_midi.rb', line 82

def sel_in(id)
  @in = UniMIDI::Input.all[@in_id].close
  @in = UniMIDI::Input.use(id)
  @in_id = id
  @midi_in.close unless @midi_in.nil?
  set_listener
end

#sel_out(id) ⇒ Object

Select the output device



75
76
77
78
79
 
# File 'lib/midinous/proc_midi.rb', line 75

def sel_out(id)
  @out = UniMIDI::Output.all[@out_id].close
  @out = UniMIDI::Output.use(id)
  @out_id = id
end

#set_listener ⇒ Object

Restart the listener



66
67
68
69
70
71
72
 
# File 'lib/midinous/proc_midi.rb', line 66

def set_listener
  @midi_in = GuiListener.new(@in)
  @midi_in.listen_for(:class => [MIDIMessage::NoteOn]) do |e| 
    Pl.set_note_via_devc(e[:message].note.clamp(0,127)) if e[:message].velocity <= 127
  end
  @midi_in.gui_listen
end