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livetrax/libs/surfaces/osc/osc.h

251 lines
8.5 KiB
C++

/*
* Copyright (C) 2006-2009 Paul 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*/
#ifndef ardour_osc_h
#define ardour_osc_h
#include <string>
#include <sys/time.h>
#include <pthread.h>
#include <boost/shared_ptr.hpp>
#include <lo/lo.h>
#include <glibmm/main.h>
#include "pbd/abstract_ui.h"
#include "ardour/types.h"
#include "control_protocol/control_protocol.h"
class OSCControllable;
class OSCRouteObserver;
namespace ARDOUR {
class Session;
class Route;
}
/* this is mostly a placeholder because I suspect that at some
point we will want to add more members to accomodate
certain types of requests to the OSC UI
*/
struct OSCUIRequest : public BaseUI::BaseRequestObject {
public:
OSCUIRequest () {}
~OSCUIRequest() {}
};
class OSC : public ARDOUR::ControlProtocol, public AbstractUI<OSCUIRequest>
{
public:
OSC (ARDOUR::Session&, uint32_t port);
virtual ~OSC();
static OSC* instance() { return _instance; }
XMLNode& get_state ();
int set_state (const XMLNode&, int version);
int set_active (bool yn);
bool get_active () const;
int set_feedback (bool yn);
bool get_feedback () const;
void set_namespace_root (std::string);
int start ();
int stop ();
protected:
void thread_init ();
void do_request (OSCUIRequest*);
GSource* local_server;
GSource* remote_server;
bool osc_input_handler (Glib::IOCondition, lo_server);
private:
uint32_t _port;
volatile bool _ok;
volatile bool _shutdown;
lo_server _osc_server;
lo_server _osc_unix_server;
std::string _osc_unix_socket_path;
std::string _osc_url_file;
std::string _namespace_root;
bool _send_route_changes;
void register_callbacks ();
void route_added (ARDOUR::RouteList&);
// Handlers for "Application Hook" signals
void session_loaded (ARDOUR::Session&);
void session_exported (std::string, std::string);
// end "Application Hook" handles
std::string get_server_url ();
std::string get_unix_server_url ();
void send_current_value (const char* path, lo_arg** argv, int argc, lo_message msg);
void current_value_query (const char* path, size_t len, lo_arg **argv, int argc, lo_message msg);
int current_value (const char *path, const char *types, lo_arg **argv, int argc, void *data, void *user_data);
int catchall (const char *path, const char *types, lo_arg **argv, int argc, void *data);
static int _catchall (const char *path, const char *types, lo_arg **argv, int argc, void *data, void *user_data);
void routes_list (lo_message msg);
void transport_frame(lo_message msg);
#define PATH_CALLBACK_MSG(name) \
static int _ ## name (const char *path, const char *types, lo_arg **argv, int argc, void *data, void *user_data) { \
return static_cast<OSC*>(user_data)->cb_ ## name (path, types, argv, argc, data); \
} \
int cb_ ## name (const char *, const char *, lo_arg **, int, void *data) { \
name (data); \
return 0; \
}
PATH_CALLBACK_MSG(routes_list);
PATH_CALLBACK_MSG(transport_frame);
#define PATH_CALLBACK(name) \
static int _ ## name (const char *path, const char *types, lo_arg **argv, int argc, void *data, void *user_data) { \
return static_cast<OSC*>(user_data)->cb_ ## name (path, types, argv, argc, data); \
} \
int cb_ ## name (const char *, const char *, lo_arg **, int, void *) { \
name (); \
return 0; \
}
PATH_CALLBACK(add_marker);
PATH_CALLBACK(loop_toggle);
PATH_CALLBACK(goto_start);
PATH_CALLBACK(goto_end);
PATH_CALLBACK(rewind);
PATH_CALLBACK(ffwd);
PATH_CALLBACK(transport_stop);
PATH_CALLBACK(transport_play);
PATH_CALLBACK(save_state);
PATH_CALLBACK(prev_marker);
PATH_CALLBACK(next_marker);
PATH_CALLBACK(undo);
PATH_CALLBACK(redo);
PATH_CALLBACK(toggle_punch_in);
PATH_CALLBACK(toggle_punch_out);
PATH_CALLBACK(rec_enable_toggle);
PATH_CALLBACK(toggle_all_rec_enables);
#define PATH_CALLBACK1(name,type,optional) \
static int _ ## name (const char *path, const char *types, lo_arg **argv, int argc, void *data, void *user_data) { \
return static_cast<OSC*>(user_data)->cb_ ## name (path, types, argv, argc, data); \
} \
int cb_ ## name (const char *, const char *, lo_arg **argv, int argc, void *) { \
if (argc > 0) { \
name (optional argv[0]->type); \
} \
return 0; \
}
PATH_CALLBACK1(set_transport_speed,f,);
PATH_CALLBACK1(access_action,s,&);
#define PATH_CALLBACK2(name,arg1type,arg2type) \
static int _ ## name (const char *path, const char *types, lo_arg **argv, int argc, void *data, void *user_data) { \
return static_cast<OSC*>(user_data)->cb_ ## name (path, types, argv, argc, data); \
} \
int cb_ ## name (const char *, const char *, lo_arg **argv, int argc, void *) { \
if (argc > 1) { \
name (argv[0]->arg1type, argv[1]->arg2type); \
} \
return 0; \
}
#define PATH_CALLBACK3(name,arg1type,arg2type,arg3type) \
static int _ ## name (const char *path, const char *types, lo_arg **argv, int argc, void *data, void *user_data) { \
return static_cast<OSC*>(user_data)->cb_ ## name (path, types, argv, argc, data); \
} \
int cb_ ## name (const char *, const char *, lo_arg **argv, int argc, void *data) { \
if (argc > 1) { \
name (argv[0]->arg1type, argv[1]->arg2type,argv[2]->arg3type); \
} \
return 0; \
}
#define PATH_CALLBACK4(name,arg1type,arg2type,arg3type,arg4type) \
static int _ ## name (const char *path, const char *types, lo_arg **argv, int argc, void *data, void *user_data) { \
return static_cast<OSC*>(user_data)->cb_ ## name (path, types, argv, argc, data); \
} \
int cb_ ## name (const char *, const char *, lo_arg **argv, int argc, void *data) { \
if (argc > 1) { \
name (argv[0]->arg1type, argv[1]->arg2type,argv[2]->arg3type,argv[3]->arg4type); \
} \
return 0; \
}
PATH_CALLBACK2(locate,i,i);
PATH_CALLBACK2(route_mute,i,i);
PATH_CALLBACK2(route_solo,i,i);
PATH_CALLBACK2(route_recenable,i,i);
PATH_CALLBACK2(route_set_gain_abs,i,f);
PATH_CALLBACK2(route_set_gain_dB,i,f);
PATH_CALLBACK2(route_set_pan_stereo_position,i,f);
PATH_CALLBACK2(route_set_pan_stereo_width,i,f);
PATH_CALLBACK3(route_set_send_gain_abs,i,i,f);
PATH_CALLBACK3(route_set_send_gain_dB,i,i,f);
PATH_CALLBACK4(route_plugin_parameter,i,i,i,f);
PATH_CALLBACK3(route_plugin_parameter_print,i,i,i);
int route_mute (int rid, int yn);
int route_solo (int rid, int yn);
int route_recenable (int rid, int yn);
int route_set_gain_abs (int rid, float level);
int route_set_gain_dB (int rid, float dB);
int route_set_pan_stereo_position (int rid, float left_right_fraction);
int route_set_pan_stereo_width (int rid, float percent);
int route_set_send_gain_abs (int rid, int sid, float val);
int route_set_send_gain_dB (int rid, int sid, float val);
int route_plugin_parameter (int rid, int piid,int par, float val);
int route_plugin_parameter_print (int rid, int piid,int par);
void listen_to_route (boost::shared_ptr<ARDOUR::Route>, lo_address);
void end_listen (boost::shared_ptr<ARDOUR::Route>, lo_address);
void drop_route (boost::weak_ptr<ARDOUR::Route>);
void route_name_changed (const PBD::PropertyChange&, boost::weak_ptr<ARDOUR::Route> r, lo_address addr);
void update_clock ();
typedef std::list<OSCRouteObserver*> RouteObservers;
RouteObservers route_observers;
static OSC* _instance;
};
#endif // ardour_osc_h