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//=========================================================
// MusE
// Linux Music Editor
// $Id: route.h,v 1.5.2.1 2008/05/21 00:28:52 terminator356 Exp $
//
// (C) Copyright 2001 Werner Schweer (ws@seh.de)
// (C) Copyright 2011 Tim E. Real (terminator356 on sourceforge)
//
// 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; 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
//=========================================================
#ifndef __ROUTE_H__
#define __ROUTE_H__
#include <QMetaType>
#include <vector>
#include <map>
#include "globaldefs.h"
class QString;
namespace MusECore {
class Track;
class MidiDevice;
class Xml;
//---------------------------------------------------------
// Route
//---------------------------------------------------------
struct Route {
enum { TRACK_ROUTE=0, JACK_ROUTE=1, MIDI_DEVICE_ROUTE=2, MIDI_PORT_ROUTE=3 };
union {
Track* track;
MidiDevice* device;
void* jackPort;
};
int midiPort; // Midi port number. Best not to put this in the union to avoid problems?
//snd_seq_addr_t alsaAdr;
// Starting source channel (of the owner of this route). Normally zero for mono or stereo tracks, higher for multi-channel tracks.
// p3.3.50 NOTICE: channel is now a bit-wise channel mask, for MidiPort <-> MidiTrack routes.
// This saves many routes: Instead of one route per channel as before, there can now be only one single route with a channel mask,
// for each MidiPort <-> MidiTrack combination.
int channel;
// Number of (audio) channels being routed.
int channels;
// Allow for multi-channel syntis to feed to/from regular tracks, and to feed one to another.
// If a synti is feeding to/from a regular track, remoteChannel is the 'starting' channel of this multi-channel synti.
// If a synti is feeding to/from another synti, this is not used and individual channels are routed using channel instead.
int remoteChannel;
unsigned char type; // 0 - track, 1 - jackPort, 2 - midi device, 3 - midi port
Route(void* t, int ch=-1);
Route(Track* t, int ch = -1, int chans = -1);
Route(MidiDevice* d, int ch);
Route(int port, int ch);
Route(const QString&, bool dst, int ch, int rtype = -1);
Route();
QString name() const;
bool operator==(const Route& a) const;
bool isValid() const {
return ((type == TRACK_ROUTE) && (track != 0)) || ((type == JACK_ROUTE) && (jackPort != 0)) ||
((type == MIDI_DEVICE_ROUTE) && (device != 0)) ||
((type == MIDI_PORT_ROUTE) && (midiPort >= 0) && (midiPort < MIDI_PORTS));
}
void read(Xml& xml);
void dump() const;
};
//---------------------------------------------------------
// RouteList
//---------------------------------------------------------
struct RouteList : public std::vector<Route> {
void removeRoute(const Route& r);
};
typedef RouteList::iterator iRoute;
typedef RouteList::const_iterator ciRoute;
extern void addRoute(Route, Route);
extern void removeRoute(Route, Route);
extern void removeAllRoutes(Route, Route); // p3.3.55
extern Route name2route(const QString&, bool dst, int rtype = -1);
extern bool checkRoute(const QString&, const QString&);
//extern bool isCircularRoutePath(Track* src, Track* dst); // Recursive. DELETETHIS
} // namespace MusECore
// Allow Routes to be a QVariant
Q_DECLARE_METATYPE(MusECore::Route) ;
#endif
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