2 Copyright (C) 2006,2007 John Anderson
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 #include <sigc++/sigc++.h>
24 #include <boost/shared_array.hpp>
26 #include "pbd/failed_constructor.h"
28 #include "midi++/types.h"
29 #include "midi++/ipmidi_port.h"
31 #include "ardour/async_midi_port.h"
32 #include "ardour/debug.h"
33 #include "ardour/rc_configuration.h"
34 #include "ardour/session.h"
35 #include "ardour/audioengine.h"
36 #include "ardour/async_midi_port.h"
37 #include "ardour/midiport_manager.h"
40 #include "mackie_control_protocol.h"
42 #include "surface_port.h"
47 using namespace Mackie;
49 using namespace ARDOUR;
51 SurfacePort::SurfacePort (Surface& s)
54 if (_surface->mcp().device_info().uses_ipmidi()) {
55 _input_port = new MIDI::IPMIDIPort (_surface->mcp().ipmidi_base() +_surface->number());
56 _output_port = _input_port;
60 _async_in = AudioEngine::instance()->register_input_port (DataType::MIDI, string_compose (_("%1 in"), _surface->name()), true);
61 _async_out = AudioEngine::instance()->register_output_port (DataType::MIDI, string_compose (_("%1 out"), _surface->name()), true);
63 if (_async_in == 0 || _async_out == 0) {
64 throw failed_constructor();
67 _input_port = boost::dynamic_pointer_cast<AsyncMIDIPort>(_async_in).get();
68 _output_port = boost::dynamic_pointer_cast<AsyncMIDIPort>(_async_out).get();
72 SurfacePort::~SurfacePort()
74 if (dynamic_cast<MIDI::IPMIDIPort*>(_input_port)) {
79 AudioEngine::instance()->unregister_port (_async_in);
80 _async_in.reset ((ARDOUR::Port*) 0);
84 _output_port->drain (10000);
85 AudioEngine::instance()->unregister_port (_async_out);
86 _async_out.reset ((ARDOUR::Port*) 0);
92 SurfacePort::get_state ()
94 XMLNode* node = new XMLNode (X_("Port"));
96 if (dynamic_cast<MIDI::IPMIDIPort*>(_input_port)) {
97 /* no state required for IPMidi ports */
103 child = new XMLNode (X_("Input"));
104 child->add_child_nocopy (_async_in->get_state());
105 node->add_child_nocopy (*child);
108 child = new XMLNode (X_("Output"));
109 child->add_child_nocopy (_async_out->get_state());
110 node->add_child_nocopy (*child);
116 SurfacePort::set_state (const XMLNode& node, int version)
118 if (dynamic_cast<MIDI::IPMIDIPort*>(_input_port)) {
124 if ((child = node.child (X_("Input"))) != 0) {
125 XMLNode* portnode = child->child (Port::state_node_name.c_str());
127 _async_in->set_state (*portnode, version);
131 if ((child = node.child (X_("Output"))) != 0) {
132 XMLNode* portnode = child->child (Port::state_node_name.c_str());
134 _async_out->set_state (*portnode, version);
141 // wrapper for one day when strerror_r is working properly
142 string fetch_errmsg (int error_number)
144 char * msg = strerror (error_number);
149 SurfacePort::write (const MidiByteArray & mba)
152 DEBUG_TRACE (DEBUG::MackieControl, string_compose ("port %1 asked to write an empty MBA\n", output_port().name()));
156 DEBUG_TRACE (DEBUG::MackieControl, string_compose ("port %1 write %2\n", output_port().name(), mba));
158 if (mba[0] != 0xf0 && mba.size() > 3) {
159 std::cerr << "TOO LONG WRITE: " << mba << std::endl;
162 /* this call relies on std::vector<T> using contiguous storage. not
163 * actually guaranteed by the standard, but way, way beyond likely.
166 int count = output_port().write (&mba[0], mba.size(), 0);
168 if (count != (int) mba.size()) {
172 cout << "port overflow on " << output_port().name() << ". Did not write all of " << mba << endl;
174 } else if (errno != EAGAIN) {
176 os << "Surface: couldn't write to port " << output_port().name();
177 os << ", error: " << fetch_errmsg (errno) << "(" << errno << ")";
178 cout << os.str() << endl;
188 Mackie::operator << (ostream & os, const SurfacePort & port)
191 os << "name: " << port.input_port().name() << " " << port.output_port().name();