Initial revision

git-svn-id: svn://localhost/trunk/ardour2@4 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 161 insertions, 0 deletions

diff --git a/libs/midi++2/midi++/channel.h b/libs/midi++2/midi++/channel.h
new file mode 100644
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+++ b/libs/midi++2/midi++/channel.h
@@ -0,0 +1,161 @@
+/*
+    Copyright (C) 1998-99 Paul Barton-Davis 
+
+    This program 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 2 of the License, or
+    (at your option) any later version.
+
+    This program 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 this program; if not, write to the Free Software
+    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+    $Id$
+*/
+
+#ifndef __midichannel_h__
+#define __midichannel_h__
+
+#include <queue>
+
+#include <sigc++/sigc++.h>
+
+#include <midi++/types.h>
+#include <midi++/parser.h>
+
+namespace MIDI {
+
+class Port;
+
+class Channel : public sigc::trackable {
+
+  public:
+	Channel (byte channel_number, Port &);
+
+	Port &midi_port()               { return port; }
+	byte channel()                  { return channel_number; }
+	byte program()                  { return program_number; }
+	byte bank()                     { return bank_number; }
+	byte pressure ()                { return chanpress; }
+	byte poly_pressure (byte n)     { return polypress[n]; }
+
+	byte last_note_on () { 
+		return _last_note_on;
+	}
+	byte last_on_velocity () { 
+		return _last_on_velocity;
+	}
+	byte last_note_off () { 
+		return _last_note_off;
+	}
+	byte last_off_velocity () { 
+		return _last_off_velocity;
+	}
+
+	pitchbend_t pitchbend () { 
+		return pitch_bend;
+	}
+
+	controller_value_t controller_value (byte n) { 
+		return controller_val[n%128];
+	}
+
+	controller_value_t *controller_addr (byte n) {
+		return &controller_val[n%128];
+	}
+
+	void set_controller (byte n, byte val) {
+		controller_val[n%128] = val;
+	}
+
+	int channel_msg (byte id, byte val1, byte val2);
+
+	int all_notes_off () {
+		return channel_msg (MIDI::controller, 123, 0);
+	}
+	
+	int control (byte id, byte value) {
+		return channel_msg (MIDI::controller, id, value);
+	}
+	
+	int note_on (byte note, byte velocity) {
+		return channel_msg (MIDI::on, note, velocity);
+	}
+	
+	int note_off (byte note, byte velocity) {
+		return channel_msg (MIDI::off, note, velocity);
+	}
+	
+	int aftertouch (byte value) {
+		return channel_msg (MIDI::chanpress, value, 0);
+	}
+
+	int poly_aftertouch (byte note, byte value) {
+		return channel_msg (MIDI::polypress, note, value);
+	}
+
+	int program_change (byte value) {
+		return channel_msg (MIDI::program, value, 0);
+	}
+
+	int pitchbend (byte msb, byte lsb) {
+		return channel_msg (MIDI::pitchbend, lsb, msb);
+	}
+
+  protected:
+	friend class Port;
+	void connect_input_signals ();
+	void connect_output_signals ();
+
+  private:
+	Port &port;
+
+	/* Current channel values */
+
+	byte     channel_number;
+        byte     bank_number;
+	byte     program_number;
+	byte     rpn_msb;
+	byte     rpn_lsb;
+	byte     nrpn_msb;
+	byte     nrpn_lsb;
+	byte     chanpress;
+	byte     polypress[128];
+	bool         controller_14bit[128];
+	controller_value_t  controller_val[128];
+	byte     controller_msb[128];
+	byte     controller_lsb[128];
+	byte     _last_note_on;
+	byte     _last_on_velocity;
+	byte     _last_note_off;
+	byte     _last_off_velocity;
+	pitchbend_t  pitch_bend;
+	bool         _omni;
+	bool         _poly;
+	bool         _mono;
+	size_t       _notes_on;
+
+	void reset (bool notes_off = true);
+	
+	void process_note_off (Parser &, EventTwoBytes *);
+	void process_note_on (Parser &, EventTwoBytes *);
+	void process_controller (Parser &, EventTwoBytes *);
+	void process_polypress (Parser &, EventTwoBytes *);
+	void process_program_change (Parser &, byte);
+	void process_chanpress (Parser &, byte);
+	void process_pitchbend (Parser &, pitchbend_t);
+	void process_reset (Parser &);
+};
+
+}; /* namespace MIDI */
+
+#endif // __midichannel_h__
+
+
+
+