Replace crappy LASH support with fancy new NSM support.

This commit is contained in:
Jonathan Moore Liles 2012-02-14 00:56:04 -08:00
parent f1dc015b08
commit 3ac28ce0de
12 changed files with 728 additions and 166 deletions

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@ -57,9 +57,9 @@ CFLAGS+=-DINSTALL_PREFIX=\"$(prefix)\" \
-DDOCUMENT_PATH=\"$(DOCUMENT_PATH)\" \
-DPIXMAP_PATH=\"$(PIXMAP_PATH)\"
CXXFLAGS:=$(CFLAGS) $(CXXFLAGS) $(FLTK_CFLAGS) $(SIGCPP_CFLAGS) $(LASH_CFLAGS) $(XPM_CFLAGS)
CXXFLAGS:=$(CFLAGS) $(CXXFLAGS) $(FLTK_CFLAGS) $(SIGCPP_CFLAGS) $(LIBLO_CFLAGS) $(XPM_CFLAGS)
LIBS:=$(FLTK_LIBS) $(JACK_LIBS) $(LASH_LIBS) $(SIGCPP_LIBS) $(XPM_LIBS)
LIBS:=$(FLTK_LIBS) $(JACK_LIBS) $(SIGCPP_LIBS) $(LIBLO_LIBS) $(XPM_LIBS)
ifeq ($(JACK_MIDI_PROTO_API),yes)
CXXFLAGS+=-DJACK_MIDI_PROTO_API
@ -68,7 +68,7 @@ endif
# uncomment this line to print each playback event to the console (not RT safe)
# CXXFLAGS+= -DDEBUG_EVENTS
SRCS:=$(wildcard src/*.C src/gui/*.fl src/gui/*.C)
SRCS:=$(wildcard src/*.C src/gui/*.fl src/gui/*.C src/NSM/*.C)
SRCS:=$(SRCS:.fl=.C)
SRCS:=$(sort $(SRCS))

6
configure vendored
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@ -10,7 +10,6 @@ begin
begin_options
ask "Installation prefix" prefix /usr/local
ask "Use the LASH Audio Session Handler" USE_LASH yes
ask "Build for debugging" USE_DEBUG no
begin_tests
@ -20,9 +19,10 @@ require_command FLUID fluid
require_package JACK 0.103.0 jack
suggest_package XPM 2.0.0 xpm
test_version `version_of jack` 0.105.0 || append "JACK_MIDI_PROTO_API=yes"
require_package liblo 0.23 liblo
test_version `version_of liblo` 0.26 || warn "Version $(version_of liblo) of liblo is slow to create servers. Consider upgrading to 0.26 or later"
require_package sigcpp 2.0.0 sigc++-2.0
using LASH && require_package LASH 0.5.4 lash-1.0
end

142
src/NSM.C Normal file
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@ -0,0 +1,142 @@
/*******************************************************************************/
/* Copyright (C) 2012 Jonathan Moore Liles */
/* */
/* 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; see the file COPYING. If not,write to the Free Software */
/* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
/*******************************************************************************/
#include "NSM.H"
#include <stdio.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
#include "common.h"
#include "config.h"
#include "non.H"
#include "jack.H"
#include "transport.H"
#include "gui/ui.H"
#define OSC_INTERVAL 0.2f
extern Transport transport;
extern char *instance_name;
extern NSM_Client *nsm;
extern UI *ui;
NSM_Client::NSM_Client ( )
{
project_filename = 0;
}
int command_open ( const char *name, const char *display_name, const char *client_id, char **out_msg );
int command_save ( char **out_msg );
int
NSM_Client::command_save ( char **out_msg )
{
if ( transport.rolling )
{
*out_msg = strdup( "Cannot save while transport is running." );
return ERR_NOT_NOW;
}
else
{
save_song( nsm->project_filename );
return ERR_OK;
}
}
int
NSM_Client::command_open ( const char *name, const char *display_name, const char *client_id, char **out_msg )
{
if ( transport.rolling )
{
*out_msg = strdup( "Cannot open while transport is running." );
return ERR_NOT_NOW;
}
if ( song.dirty() )
{
*out_msg = strdup( "Song has unsaved changes!" );
return ERR_UNSAVED_CHANGES;
}
if ( instance_name )
free( instance_name );
instance_name = strdup( client_id );
if ( ! midi_is_active() )
{
setup_jack();
}
else
{
midi_all_sound_off();
midi_shutdown();
setup_jack();
}
char *new_filename;
asprintf( &new_filename, "%s.non", name );
struct stat st;
if ( 0 == stat( new_filename, &st ) )
{
if ( ! load_song( new_filename ) )
{
*out_msg = strdup( "Could not open file" );
return ERR_GENERAL;
}
}
else
{
save_song( new_filename );
}
if ( nsm->project_filename )
free( nsm->project_filename );
nsm->project_filename = new_filename;
return ERR_OK;
}
void
NSM_Client::command_active ( bool b )
{
if ( b )
{
ui->sm_indicator->activate();
ui->sm_indicator->tooltip( session_manager_name() );
}
else
{
ui->sm_indicator->tooltip( NULL );
ui->sm_indicator->deactivate();
}
}

View File

@ -1,6 +1,6 @@
/*******************************************************************************/
/* Copyright (C) 2008 Jonathan Moore Liles */
/* Copyright (C) 2012 Jonathan Moore Liles */
/* */
/* 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 */
@ -19,22 +19,23 @@
#pragma once
#include "config.h"
#include "NSM/Client.H"
#ifdef HAVE_LASH
#include <lash/lash.h>
#endif
class Lash
class NSM_Client : public NSM::Client
{
#ifdef HAVE_LASH
lash_client_t *_client;
#endif
char *project_filename;
public:
Lash ( );
bool init ( int *argc, char ***argv, const char *jack_name );
void process ( void );
NSM_Client ( );
~NSM_Client ( ) { };
protected:
int command_open ( const char *name, const char *display_name, const char *client_id, char **out_msg );
int command_save ( char **out_msg );
int command_quit ( char **out_msg );
void command_active ( bool );
};

298
src/NSM/Client.C Normal file
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@ -0,0 +1,298 @@
/*******************************************************************************/
/* Copyright (C) 2012 Jonathan Moore Liles */
/* */
/* 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; see the file COPYING. If not,write to the Free Software */
/* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
/*******************************************************************************/
#include "../debug.h"
#include "Client.H"
#include <string.h>
#include <sys/types.h>
#include <unistd.h>
#include <stdlib.h>
#pragma GCC diagnostic ignored "-Wunused-parameter"
namespace NSM
{
/************************/
/* OSC Message Handlers */
/************************/
#undef OSC_REPLY
#undef OSC_REPLY_ERR
#define OSC_REPLY( value ) lo_send_from( ((NSM::Client*)user_data)->nsm_addr, ((NSM::Client*)user_data)->_server, LO_TT_IMMEDIATE, "/reply", "ss", path, value )
#define OSC_REPLY_ERR( errcode, value ) lo_send_from( ((NSM::Client*)user_data)->nsm_addr, ((NSM::Client*)user_data)->_server, LO_TT_IMMEDIATE, "/error", "sis", path, errcode, value )
Client::Client ( )
{
nsm_addr = 0;
nsm_client_id = 0;
_session_manager_name = 0;
nsm_is_active = false;
_server = 0;
_st = 0;
}
Client::~Client ( )
{
if ( _st )
stop();
if ( _st )
lo_server_thread_free( _st );
else
lo_server_free ( _server );
}
void
Client::announce ( const char *application_name, const char *capabilities, const char *process_name )
{
MESSAGE( "Announcing to NSM" );
lo_address to = lo_address_new_from_url( nsm_url );
if ( ! to )
{
MESSAGE( "Bad address" );
return;
}
int pid = (int)getpid();
lo_send_from( to, _server, LO_TT_IMMEDIATE, "/nsm/server/announce", "sssiii",
application_name,
capabilities,
process_name,
0, /* api_major_version */
5, /* api_minor_version */
pid );
lo_address_free( to );
}
void
Client::progress ( float p )
{
if ( nsm_is_active )
{
lo_send_from( nsm_addr, _server, LO_TT_IMMEDIATE, "/nsm/client/progress", "f", p );
}
}
void
Client::is_dirty ( void )
{
if ( nsm_is_active )
{
lo_send_from( nsm_addr, _server, LO_TT_IMMEDIATE, "/nsm/client/is_dirty", "" );
}
}
void
Client::is_clean ( void )
{
if ( nsm_is_active )
{
lo_send_from( nsm_addr, _server, LO_TT_IMMEDIATE, "/nsm/client/is_clean", "" );
}
}
void
Client::message ( int priority, const char *msg )
{
if ( nsm_is_active )
{
lo_send_from( nsm_addr, _server, LO_TT_IMMEDIATE, "/nsm/client/message", "is", priority, msg );
}
}
void
Client::broadcast ( lo_message msg )
{
if ( nsm_is_active )
{
lo_send_message_from( nsm_addr, _server, "/nsm/server/broadcast", msg );
}
}
void
Client::check ( int timeout )
{
if ( lo_server_wait( _server, timeout ) )
while ( lo_server_recv_noblock( _server, 0 ) ) {}
}
void
Client::start ( )
{
lo_server_thread_start( _st );
}
void
Client::stop ( )
{
lo_server_thread_stop( _st );
}
int
Client::init ( const char *nsm_url )
{
this->nsm_url = nsm_url;
lo_address addr = lo_address_new_from_url( nsm_url );
int proto = lo_address_get_protocol( addr );
lo_address_free( addr );
_server = lo_server_new_with_proto( NULL, proto, NULL );
if ( ! _server )
return -1;
lo_server_add_method( _server, "/error", "sis", &Client::osc_error, this );
lo_server_add_method( _server, "/reply", "ssss", &Client::osc_announce_reply, this );
lo_server_add_method( _server, "/nsm/client/open", "sss", &Client::osc_open, this );
lo_server_add_method( _server, "/nsm/client/save", "", &Client::osc_save, this );
lo_server_add_method( _server, "/nsm/client/session_is_loaded", "", &Client::osc_session_is_loaded, this );
lo_server_add_method( _server, NULL, NULL, &Client::osc_broadcast, this );
return 0;
}
int
Client::init_thread ( const char *nsm_url )
{
this->nsm_url = nsm_url;
lo_address addr = lo_address_new_from_url( nsm_url );
int proto = lo_address_get_protocol( addr );
lo_address_free( addr );
_st = lo_server_thread_new_with_proto( NULL, proto, NULL );
_server = lo_server_thread_get_server( _st );
if ( ! _server || ! _st )
return -1;
lo_server_thread_add_method( _st, "/error", "sis", &Client::osc_error, this );
lo_server_thread_add_method( _st, "/reply", "ssss", &Client::osc_announce_reply, this );
lo_server_thread_add_method( _st, "/nsm/client/open", "sss", &Client::osc_open, this );
lo_server_thread_add_method( _st, "/nsm/client/save", "", &Client::osc_save, this );
lo_server_thread_add_method( _st, "/nsm/client/session_is_loaded", "", &Client::osc_session_is_loaded, this );
lo_server_thread_add_method( _st, NULL, NULL, &Client::osc_broadcast, this );
return 0;
}
/************************/
/* OSC Message Handlers */
/************************/
int
Client::osc_broadcast ( const char *path, const char *types, lo_arg **argv, int argc, lo_message msg, void *user_data )
{
return ((NSM::Client*)user_data)->command_broadcast( path, msg );
}
int
Client::osc_save ( const char *path, const char *types, lo_arg **argv, int argc, lo_message msg, void *user_data )
{
char *out_msg = NULL;
int r = ((NSM::Client*)user_data)->command_save(&out_msg);
if ( r )
OSC_REPLY_ERR( r, ( out_msg ? out_msg : "") );
else
OSC_REPLY( "OK" );
if ( out_msg )
free( out_msg );
return 0;
}
int
Client::osc_open ( const char *path, const char *types, lo_arg **argv, int argc, lo_message msg, void *user_data )
{
char *out_msg = NULL;
NSM::Client *nsm = (NSM::Client*)user_data;
nsm->nsm_client_id = strdup( &argv[2]->s );
int r = ((NSM::Client*)user_data)->command_open( &argv[0]->s, &argv[1]->s, &argv[2]->s, &out_msg);
if ( r )
OSC_REPLY_ERR( r, ( out_msg ? out_msg : "") );
else
OSC_REPLY( "OK" );
if ( out_msg )
free( out_msg );
return 0;
}
int
Client::osc_session_is_loaded ( const char *path, const char *types, lo_arg **argv, int argc, lo_message msg, void *user_data )
{
NSM::Client *nsm = (NSM::Client*)user_data;
nsm->command_session_is_loaded();
return 0;
}
int
Client::osc_error ( const char *path, const char *types, lo_arg **argv, int argc, lo_message msg, void *user_data )
{
if ( strcmp( &argv[0]->s, "/nsm/server/announce" ) )
return -1;
NSM::Client *nsm = (NSM::Client*)user_data;
WARNING( "Failed to register with NSM: %s", &argv[2]->s );
nsm->nsm_is_active = false;
nsm->command_active( nsm->nsm_is_active );
return 0;
}
int
Client::osc_announce_reply ( const char *path, const char *types, lo_arg **argv, int argc, lo_message msg, void *user_data )
{
if ( strcmp( &argv[0]->s, "/nsm/server/announce" ) )
return -1;
NSM::Client *nsm = (NSM::Client*)user_data;
MESSAGE( "Successfully registered. NSM says: %s", &argv[1]->s );
nsm->nsm_is_active = true;
nsm->_session_manager_name = strdup( &argv[2]->s );
nsm->nsm_addr = lo_address_new_from_url( lo_address_get_url( lo_message_get_source( msg ) ));
nsm->command_active( nsm->nsm_is_active );
return 0;
}
};

109
src/NSM/Client.H Normal file
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@ -0,0 +1,109 @@
/*******************************************************************************/
/* Copyright (C) 2012 Jonathan Moore Liles */
/* */
/* 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; see the file COPYING. If not,write to the Free Software */
/* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
/*******************************************************************************/
#pragma once
#include <lo/lo.h>
namespace NSM
{
class Client
{
private:
const char *nsm_url;
lo_server _server;
lo_server_thread _st;
lo_address nsm_addr;
bool nsm_is_active;
char *nsm_client_id;
char *_session_manager_name;
public:
enum
{
ERR_OK = 0,
ERR_GENERAL = -1,
ERR_INCOMPATIBLE_API = -2,
ERR_BLACKLISTED = -3,
ERR_LAUNCH_FAILED = -4,
ERR_NO_SUCH_FILE = -5,
ERR_NO_SESSION_OPEN = -6,
ERR_UNSAVED_CHANGES = -7,
ERR_NOT_NOW = -8
};
Client ( );
virtual ~Client ( );
bool is_active ( void ) { return nsm_is_active; }
const char *session_manager_name ( void ) { return _session_manager_name; }
/* Client->Server methods */
void is_dirty ( void );
void is_clean ( void );
void progress ( float f );
void message( int priority, const char *msg );
void announce ( const char *appliction_name, const char *capabilities, const char *process_name );
void broadcast ( lo_message msg );
/* init without threading */
int init ( const char *nsm_url );
/* init with threading */
int init_thread ( const char *nsm_url );
/* call this periodically to check for new messages */
void check ( int timeout = 0 );
/* or call these to start and stop a thread (must do your own locking in handler!) */
void start ( void );
void stop ( void );
protected:
/* Server->Client methods */
virtual int command_open ( const char *name, const char *display_name, const char *client_id, char **out_msg ) = 0;
virtual int command_save ( char **out_msg ) = 0;
virtual void command_active ( bool ) { }
virtual void command_session_is_loaded ( void ) { }
/* invoked when an unrecognized message is received. Should return 0 if you handled it, -1 otherwise. */
virtual int command_broadcast ( const char *, lo_message ) { return -1; }
private:
/* osc handlers */
static int osc_open ( const char *path, const char *types, lo_arg **argv, int argc, lo_message msg, void *user_data );
static int osc_save ( const char *path, const char *types, lo_arg **argv, int argc, lo_message msg, void *user_data );
static int osc_announce_reply ( const char *path, const char *types, lo_arg **argv, int argc, lo_message msg, void *user_data );
static int osc_error ( const char *path, const char *types, lo_arg **argv, int argc, lo_message msg, void *user_data );
static int osc_session_is_loaded ( const char *path, const char *types, lo_arg **argv, int argc, lo_message msg, void *user_data );
static int osc_broadcast ( const char *path, const char *types, lo_arg **argv, int argc, lo_message msg, void *user_data );
};
};

View File

@ -40,9 +40,12 @@ decl {\#include "event_edit.H"} {private local
decl {\#include "../jack.H"} {private local
}
decl {\#include "../lash.H"} {private local
decl {\#include "../NSM.H"} {private local
}
decl {extern NSM_Client *nsm;} {private local
}
decl {extern const char *BUILD_ID;} {private local
}
@ -73,8 +76,6 @@ Function {update_transport( void * )} {open return_type void
handle_midi_input();
lash.process();
ui->progress_group->do_callback();
ui->vmetro_widget->update();
@ -103,6 +104,16 @@ if ( transport.rolling != oldstate )
}
}
if ( nsm && nsm->is_active() )
{
if ( ui->menu_new->active() )
{
ui->menu_new->deactivate();
ui->menu_open->deactivate();
ui->menu_save_as->deactivate();
}
}
// JUST A TEST
if ( transport.rolling )
{
@ -137,6 +148,8 @@ Fl::scheme( "plastic" );
canvas_background_color = FL_GREEN;
playback_mode_menu = NULL;
main_window = make_main_window();
seq_window = make_seq_window();
@ -235,7 +248,7 @@ if ( name )
code0 {song.signal_dirty.connect( sigc::mem_fun( o, &Fl_Menu_Item::activate ) );}
code1 {song.signal_clean.connect( sigc::mem_fun( o, &Fl_Menu_Item::deactivate ) );}
}
MenuItem {} {
MenuItem menu_save_as {
label {Save &As}
callback {save_dialog( NULL );}
xywh {0 0 40 25}
@ -1032,6 +1045,10 @@ else
xywh {0 0 40 24}
}
}
Fl_Box sm_indicator {
label SM selected
xywh {805 6 50 17} box ROUNDED_BOX color 50 labelcolor 3 deactivate
}
}
Fl_Group {} {open
xywh {-1 772 869 33}

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@ -88,10 +88,19 @@ static port_t input[2]; /* contro
jack_nframes_t nframes; /* for compatibility with older jack */
bool
midi_is_active ( void )
{
return client != NULL;
}
/** get next recorded event, if any--runs in UI thread */
bool
midi_input_event ( int port, midievent *me )
{
if ( ! midi_is_active() )
return NULL;
if ( jack_ringbuffer_read_space( input[ port ].ring_buf ) >= sizeof( midievent ) )
{
if ( jack_ringbuffer_read( input[ port ].ring_buf, (char *)me, sizeof( midievent ) ) )
@ -100,11 +109,15 @@ midi_input_event ( int port, midievent *me )
return false;
}
/**
* Queue an event for output. /tick/ is relative to the current cycle! */
void
midi_output_event ( int port, const midievent *e )
{
if ( ! midi_is_active() )
return;
event *fe = freelist.first();
if ( ! fe )
@ -150,6 +163,9 @@ midi_output_event ( int port, const midievent *e )
void
midi_output_event ( int port, const midievent *e, tick_t duration )
{
if ( ! midi_is_active() )
return;
if ( duration )
{
note_duration[ port ][ e->channel() ][ e->note() ] = (duration + e->timestamp()) * subticks_per_tick;
@ -194,6 +210,9 @@ midi_write_event ( int port, const midievent *e )
void
midi_output_immediate_event ( int port, const midievent *e )
{
if ( ! midi_is_active() )
return;
if ( jack_ringbuffer_write( output[ port ].ring_buf, (const char *)e, sizeof( midievent ) ) != sizeof( midievent ) )
WARNING( "output ringbuffer overrun" );
else
@ -208,6 +227,9 @@ midi_output_immediate_event ( int port, const midievent *e )
void
midi_all_sound_off ( void )
{
if ( ! midi_is_active() )
return;
MESSAGE( "stopping all sound" );
midievent e;
@ -525,14 +547,11 @@ schedule:
}
const char *
midi_init ( void )
midi_init ( const char *name )
{
MESSAGE( "Initializing Jack MIDI" );
/* if (( client = jack_client_new ( APP_NAME )) == 0 ) */
/* return 0; */
if (( client = jack_client_open ( APP_NAME, (jack_options_t)0, NULL )) == 0 )
if (( client = jack_client_open ( name, (jack_options_t)0, NULL )) == 0 )
return NULL;
/* create output ports */
@ -605,6 +624,10 @@ void
midi_shutdown ( void )
{
// TODO: wait for all queued events to play.
jack_deactivate( client );
if ( client )
{
jack_deactivate( client );
jack_client_close( client );
client = NULL;
}
}

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@ -8,9 +8,11 @@ enum { CONTROL, PERFORMANCE };
class midievent;
bool midi_input_event ( int port, midievent *e );
bool midi_is_active ( void );
midievent * midi_input_event ( int port );
void midi_output_event ( int port, const midievent *e );
void midi_output_event ( int port, const midievent *e, tick_t duration );
void midi_all_sound_off ( void );
const char * midi_init ( void );
const char * midi_init ( const char *name );
void midi_shutdown ( void );
void midi_output_immediate_event ( int port, const midievent *e );

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@ -1,109 +0,0 @@
/*******************************************************************************/
/* Copyright (C) 2008 Jonathan Moore Liles */
/* */
/* 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; see the file COPYING. If not,write to the Free Software */
/* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
/*******************************************************************************/
#include "lash.H"
#include "config.h"
#include "common.h"
#include "non.H"
// TODO: produce Save_Project events...
#ifndef HAVE_LASH
Lash::Lash ( ) {}
bool Lash::init ( int *argc, char ***argv, const char *jack_name ) { return true; }
void Lash::process ( void ) {}
#else
Lash::Lash ( )
{
_client = NULL;
}
bool
Lash::init ( int *argc, char ***argv, const char *jack_name )
{
MESSAGE( "Initializing LASH" );
if ( ! ( _client = lash_init( lash_extract_args( argc, argv ), APP_NAME,
LASH_Config_File, LASH_PROTOCOL( 2, 0 ) ) ) )
return false;
/* register name */
lash_jack_client_name( _client, jack_name );
lash_event_t *e = lash_event_new_with_type( LASH_Client_Name );
lash_event_set_string( e, APP_TITLE );
lash_send_event( _client, e );
return true;
}
/** process any queued events */
void
Lash::process ( void )
{
lash_event_t *e;
char *name;
while ( ( e = lash_get_event( _client ) ) )
{
asprintf( &name, "%s/%s", lash_event_get_string( e ), "song.non" );
const int t = lash_event_get_type ( e );
switch ( t )
{
case LASH_Save_File:
{
MESSAGE( "LASH wants us to save \"%s\"", name );
save_song( name );
lash_send_event( _client, lash_event_new_with_type( LASH_Save_File ) );
break;
}
case LASH_Restore_File:
{
MESSAGE( "LASH wants us to load \"%s\"", name );
if ( ! load_song( name ) )
/* FIXME: should we tell lash that we couldn't load the song? */;
lash_send_event( _client, lash_event_new_with_type( LASH_Restore_File ) );
break;
}
case LASH_Quit:
MESSAGE( "LASH wants us to quit" );
quit();
break;
default:
WARNING( "unhandled LASH event (%d)", t );
}
lash_event_destroy( e );
}
}
#endif

View File

@ -25,7 +25,7 @@
// #include "gui/input.H"
#include "gui/ui.H"
#include "jack.H"
#include "lash.H"
#include "NSM.H"
#include "pattern.H"
#include "phrase.H"
@ -41,6 +41,8 @@
extern const char *BUILD_ID;
extern const char *VERSION;
const double NSM_CHECK_INTERVAL = 0.25f;
Canvas *pattern_c, *phrase_c, *trigger_c;
sequence *playlist;
@ -48,7 +50,9 @@ sequence *playlist;
global_settings config;
song_settings song;
Lash lash;
NSM_Client *nsm;
char *instance_name;
/* default to pattern mode */
@ -78,9 +82,9 @@ quit ( void )
}
void
init_song ( void )
clear_song ( void )
{
song.filename = NULL;
// song.filename = NULL;
pattern_c->grid( NULL );
phrase_c->grid( NULL );
@ -93,6 +97,21 @@ init_song ( void )
song.dirty( false );
}
void
init_song ( void )
{
if ( ! midi_is_active() )
setup_jack();
if ( !( nsm && nsm->is_active() ) )
song.filename = NULL;
clear_song();
if ( nsm && nsm->is_active() )
save_song( song.filename );
}
void
handle_midi_input ( void )
{
@ -106,6 +125,9 @@ handle_midi_input ( void )
bool
load_song ( const char *name )
{
if ( ! midi_is_active() )
setup_jack();
MESSAGE( "loading song \"%s\"", name );
Grid *pattern_grid = pattern_c->grid();
@ -148,6 +170,52 @@ save_song ( const char *name )
return true;
}
void
setup_jack ( )
{
const char *jack_name;
jack_name = midi_init( instance_name );
if ( ! jack_name )
ASSERTION( "Could not initialize MIDI system! (is Jack running and with MIDI ports enabled?)" );
if ( ! transport.valid )
{
if ( transport.master )
ASSERTION( "The version of JACK you are using does not appear to be capable of passing BBT positional information." );
else
ASSERTION( "Either the version of JACK you are using does pass BBT information, or the current timebase master does not provide it." );
}
}
static int got_sigterm = 0;
void
sigterm_handler ( int )
{
got_sigterm = 1;
Fl::awake();
}
void
check_sigterm ( void * )
{
if ( got_sigterm )
{
MESSAGE( "Got SIGTERM, quitting..." );
quit();
}
}
void
check_nsm ( void * v )
{
nsm->check();
Fl::repeat_timeout( NSM_CHECK_INTERVAL, check_nsm, v );
}
int
main ( int argc, char **argv )
{
@ -177,26 +245,16 @@ main ( int argc, char **argv )
phrase_c = new Canvas;
trigger_c = new Canvas;
init_song();
nsm = new NSM_Client;
song.filename = NULL;
clear_song();
pattern::signal_create_destroy.connect( mem_fun( phrase_c, &Canvas::v_zoom_fit ) );
pattern::signal_create_destroy.connect( mem_fun( song, &song_settings::set_dirty ) );
phrase::signal_create_destroy.connect( mem_fun( song, &song_settings::set_dirty ) );
const char *jack_name;
jack_name = midi_init();
if ( ! jack_name )
ASSERTION( "Could not initialize MIDI system! (is Jack running and with MIDI ports enabled?)" );
if ( ! transport.valid )
{
if ( transport.master )
ASSERTION( "The version of JACK you are using does not appear to be capable of passing BBT positional information." );
else
ASSERTION( "Either the version of JACK you are using does pass BBT information, or the current timebase master does not provide it." );
}
//
song.dirty( false );
init_colors();
@ -210,18 +268,39 @@ main ( int argc, char **argv )
#endif
ui->main_window->show( argc, argv );
if ( ! lash.init( &argc, &argv, jack_name ) )
WARNING( "error initializing LASH" );
instance_name = strdup( APP_NAME );
if ( argc > 1 )
const char *nsm_url = getenv( "NSM_URL" );
if ( nsm_url )
{
/* maybe a filename on the commandline */
if ( ! load_song( argv[ 1 ] ) )
ASSERTION( "Could not load song \"%s\" specified on command line", argv[ 1 ] );
if ( ! nsm->init( nsm_url ) )
{
nsm->announce( APP_NAME, ":switch:dirty:", argv[0] );
song.signal_dirty.connect( sigc::mem_fun( nsm, &NSM_Client::is_dirty ) );
song.signal_clean.connect( sigc::mem_fun( nsm, &NSM_Client::is_clean ) );
// poll so we can keep OSC handlers running in the GUI thread and avoid extra sync
Fl::add_timeout( NSM_CHECK_INTERVAL, check_nsm, NULL );
}
else
WARNING( "Error initializing NSM" );
}
else
{
if ( argc > 1 )
{
/* maybe a filename on the commandline */
if ( ! load_song( argv[ 1 ] ) )
ASSERTION( "Could not load song \"%s\" specified on command line", argv[ 1 ] );
}
}
MESSAGE( "Initializing GUI" );
Fl::add_check( check_sigterm );
ui->run();
return 0;

View File

@ -42,7 +42,7 @@ void init_song ( void );
void handle_midi_input ( void );
bool load_song ( const char *name );
bool save_song ( const char *name );
void setup_jack ( void );
#include "common.h"
#include "const.h"