2 Copyright (C) 2000 Paul Davis
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.
18 $Id: globals.cc 935 2006-09-29 21:39:39Z paul $
21 #include <cstdio> // Needed so that libraptor (included in lrdf) won't complain
23 #include <sys/types.h>
34 #include <pbd/error.h>
36 #include <pbd/strsplit.h>
38 #include <midi++/port.h>
39 #include <midi++/port_request.h>
40 #include <midi++/manager.h>
41 #include <midi++/mmc.h>
43 #include <ardour/ardour.h>
44 #include <ardour/audio_library.h>
45 #include <ardour/configuration.h>
46 #include <ardour/plugin_manager.h>
47 #include <ardour/audiosource.h>
48 #include <ardour/utils.h>
49 #include <ardour/session.h>
50 #include <ardour/control_protocol_manager.h>
53 #include <ardour/osc.h>
56 #include <ardour/mix.h>
58 #if defined (__APPLE__)
59 #include <Carbon/Carbon.h> // For Gestalt
64 ARDOUR::Configuration* ARDOUR::Config = 0;
65 ARDOUR::AudioLibrary* ARDOUR::Library = 0;
68 ARDOUR::OSC* ARDOUR::osc = 0;
71 using namespace ARDOUR;
75 MIDI::Port *default_mmc_port = 0;
76 MIDI::Port *default_mtc_port = 0;
77 MIDI::Port *default_midi_port = 0;
79 Change ARDOUR::StartChanged = ARDOUR::new_change ();
80 Change ARDOUR::LengthChanged = ARDOUR::new_change ();
81 Change ARDOUR::PositionChanged = ARDOUR::new_change ();
82 Change ARDOUR::NameChanged = ARDOUR::new_change ();
83 Change ARDOUR::BoundsChanged = Change (0); // see init(), below
89 /* no real cost to creating this object, and it avoids
90 conditionals anywhere that uses it
93 osc = new OSC (Config->get_osc_port());
95 if (Config->get_use_osc ()) {
106 std::map<string,Configuration::MidiPortDescriptor*>::iterator i;
109 if ((nports = Config->midi_ports.size()) == 0) {
110 warning << _("no MIDI ports specified: no MMC or MTC control possible") << endmsg;
114 for (i = Config->midi_ports.begin(); i != Config->midi_ports.end(); ++i) {
115 Configuration::MidiPortDescriptor* port_descriptor;
117 port_descriptor = (*i).second;
119 MIDI::PortRequest request (port_descriptor->device,
120 port_descriptor->tag,
121 port_descriptor->mode,
122 port_descriptor->type);
124 if (request.status != MIDI::PortRequest::OK) {
125 error << string_compose(_("MIDI port specifications for \"%1\" are not understandable."), port_descriptor->tag) << endmsg;
129 MIDI::Manager::instance()->add_port (request);
136 /* More than one port, so try using specific names for each port */
138 map<string,Configuration::MidiPortDescriptor *>::iterator i;
140 if (Config->get_mmc_port_name() != N_("default")) {
141 default_mmc_port = MIDI::Manager::instance()->port (Config->get_mmc_port_name());
144 if (Config->get_mtc_port_name() != N_("default")) {
145 default_mtc_port = MIDI::Manager::instance()->port (Config->get_mtc_port_name());
148 if (Config->get_midi_port_name() != N_("default")) {
149 default_midi_port = MIDI::Manager::instance()->port (Config->get_midi_port_name());
152 /* If that didn't work, just use the first listed port */
154 if (default_mmc_port == 0) {
155 default_mmc_port = MIDI::Manager::instance()->port (0);
158 if (default_mtc_port == 0) {
159 default_mtc_port = MIDI::Manager::instance()->port (0);
162 if (default_midi_port == 0) {
163 default_midi_port = MIDI::Manager::instance()->port (0);
168 /* Only one port described, so use it for both MTC and MMC */
170 default_mmc_port = MIDI::Manager::instance()->port (0);
171 default_mtc_port = default_mmc_port;
172 default_midi_port = default_mmc_port;
175 if (default_mmc_port == 0) {
176 warning << string_compose (_("No MMC control (MIDI port \"%1\" not available)"), Config->get_mmc_port_name())
181 if (default_mtc_port == 0) {
182 warning << string_compose (_("No MTC support (MIDI port \"%1\" not available)"), Config->get_mtc_port_name())
186 if (default_midi_port == 0) {
187 warning << string_compose (_("No MIDI parameter support (MIDI port \"%1\" not available)"), Config->get_midi_port_name())
195 setup_hardware_optimization (bool try_optimization)
197 bool generic_mix_functions = true;
200 if (try_optimization) {
202 #if defined (ARCH_X86) && defined (BUILD_SSE_OPTIMIZATIONS)
204 unsigned long use_sse = 0;
206 #ifndef USE_X86_64_ASM
215 : "%eax", "%ecx", "%edx", "memory");
227 : "%rax", "%rcx", "%rdx", "memory");
229 #endif /* USE_X86_64_ASM */
230 use_sse &= (1 << 25); // bit 25 = SSE support
233 info << "Using SSE optimized routines" << endmsg;
236 Session::compute_peak = x86_sse_compute_peak;
237 Session::apply_gain_to_buffer = x86_sse_apply_gain_to_buffer;
238 Session::mix_buffers_with_gain = x86_sse_mix_buffers_with_gain;
239 Session::mix_buffers_no_gain = x86_sse_mix_buffers_no_gain;
241 generic_mix_functions = false;
245 #elif defined (__APPLE__) && defined (BUILD_VECLIB_OPTIMIZATIONS)
248 if (noErr != Gestalt(gestaltSystemVersion, &sysVersion))
251 if (sysVersion >= 0x00001040) { // Tiger at least
252 Session::compute_peak = veclib_compute_peak;
253 Session::apply_gain_to_buffer = veclib_apply_gain_to_buffer;
254 Session::mix_buffers_with_gain = veclib_mix_buffers_with_gain;
255 Session::mix_buffers_no_gain = veclib_mix_buffers_no_gain;
257 generic_mix_functions = false;
259 info << "Apple VecLib H/W specific optimizations in use" << endmsg;
264 if (generic_mix_functions) {
266 Session::compute_peak = compute_peak;
267 Session::apply_gain_to_buffer = apply_gain_to_buffer;
268 Session::mix_buffers_with_gain = mix_buffers_with_gain;
269 Session::mix_buffers_no_gain = mix_buffers_no_gain;
271 info << "No H/W specific optimizations in use" << endmsg;
276 ARDOUR::init (bool use_vst, bool try_optimization)
278 extern void setup_enum_writer ();
280 (void) bindtextdomain(PACKAGE, LOCALEDIR);
282 setup_enum_writer ();
285 Library = new AudioLibrary;
287 Config = new Configuration;
289 if (Config->load_state ()) {
293 Config->set_use_vst (use_vst);
306 if (Config->get_use_vst() && fst_init ()) {
311 setup_hardware_optimization (try_optimization);
313 /* singleton - first object is "it" */
314 new PluginManager ();
316 /* singleton - first object is "it" */
317 new ControlProtocolManager ();
318 ControlProtocolManager::instance().discover_control_protocols (Session::control_protocol_path());
321 if ((node = Config->control_protocol_state()) != 0) {
322 ControlProtocolManager::instance().set_state (*node);
325 BoundsChanged = Change (StartChanged|PositionChanged|LengthChanged);
335 delete &ControlProtocolManager::instance();
341 ARDOUR::get_microseconds ()
343 /* XXX need JACK to export its functionality */
346 gettimeofday (&now, 0);
347 return now.tv_sec * 1000000ULL + now.tv_usec;
351 ARDOUR::new_change ()
354 static uint32_t change_bit = 1;
356 /* catch out-of-range */
359 fatal << _("programming error: ")
360 << "change_bit out of range in ARDOUR::new_change()"
365 c = Change (change_bit);
366 change_bit <<= 1; // if it shifts too far, change_bit == 0
372 ARDOUR::get_ardour_revision ()
378 ARDOUR::get_user_ardour_path ()
383 if ((envvar = getenv ("HOME")) == 0 || strlen (envvar) == 0) {
388 path += "/.ardour2/";
390 /* create it if necessary */
392 if (g_mkdir_with_parents (path.c_str (), 0755)) {
400 ARDOUR::get_system_data_path ()
406 if ((envvar = getenv ("ARDOUR_DATA_PATH")) != 0) {
417 ARDOUR::get_system_module_path ()
422 if ((envvar = getenv ("ARDOUR_MODULE_PATH")) != 0) {
433 find_file (string name, string dir, string subdir = "")
436 char* envvar = getenv("ARDOUR_PATH");
438 /* 1st attempt: any directory in ARDOUR_PATH */
442 vector<string> split_path;
444 split (envvar, split_path, ':');
446 for (vector<string>::iterator i = split_path.begin(); i != split_path.end(); ++i) {
449 if (access (path.c_str(), R_OK) == 0) {
450 // cerr << "Using file " << path << " found in ARDOUR_PATH." << endl;
456 /* 2nd attempt: ~/.ardour/ */
458 path = get_user_ardour_path();
460 if (subdir.length()) {
461 path += subdir + "/";
465 if (access (path.c_str(), R_OK) == 0) {
469 /* 3rd attempt: dir/... */
474 if (subdir.length()) {
475 path += subdir + "/";
480 if (access (path.c_str(), R_OK) == 0) {
488 ARDOUR::find_config_file (string name)
492 if ((envvar = getenv("ARDOUR_CONFIG_PATH")) == 0) {
496 return find_file (name, envvar);
500 ARDOUR::find_data_file (string name, string subdir)
503 if ((envvar = getenv("ARDOUR_DATA_PATH")) == 0) {
507 return find_file (name, envvar, subdir);
510 ARDOUR::LocaleGuard::LocaleGuard (const char* str)
512 old = strdup (setlocale (LC_NUMERIC, NULL));
513 if (strcmp (old, str)) {
514 setlocale (LC_NUMERIC, str);
518 ARDOUR::LocaleGuard::~LocaleGuard ()
520 setlocale (LC_NUMERIC, old);
525 ARDOUR::coverage (nframes_t sa, nframes_t ea,
526 nframes_t sb, nframes_t eb)
528 /* OverlapType returned reflects how the second (B)
529 range overlaps the first (A).
531 The diagrams show various relative placements
532 of A and B for each OverlapType.
535 Internal: the start points cannot coincide
536 External: the start and end points can coincide
537 Start: end points can coincide
538 End: start points can coincide
540 XXX Logically, Internal should disallow end
545 |--------------------| A
547 |-----------------| B
554 if ((sb >= sa) && (eb <= ea)) {
556 if ((sb > sa) && (eb <= ea)) {
558 return OverlapInternal;
562 |--------------------| A
564 -----------------------| B
567 "B overlaps the start of A"
571 if ((eb >= sa) && (eb <= ea)) {
575 |---------------------| A
577 |----------------------- B
580 "B overlaps the end of A"
583 if ((sb >= sa) && (sb <= ea)) {
587 |--------------------| A
588 -------------------------- B
589 |----------------------- B
590 ----------------------| B
591 |--------------------| B
594 "B overlaps all of A"
596 if ((sa >= sb) && (sa <= eb) && (ea <= eb)) {
597 return OverlapExternal;
603 /* not sure where to put these */
606 std::istream& int_to_type (std::istream& o, T& hf) {
613 std::istream& operator>>(std::istream& o, HeaderFormat& var) { return int_to_type<HeaderFormat> (o, var); }
614 std::istream& operator>>(std::istream& o, SampleFormat& var) { return int_to_type<SampleFormat> (o, var); }
615 std::istream& operator>>(std::istream& o, AutoConnectOption& var) { return int_to_type<AutoConnectOption> (o, var); }
616 std::istream& operator>>(std::istream& o, MonitorModel& var) { return int_to_type<MonitorModel> (o, var); }
617 std::istream& operator>>(std::istream& o, RemoteModel& var) { return int_to_type<RemoteModel> (o, var); }
618 std::istream& operator>>(std::istream& o, EditMode& var) { return int_to_type<EditMode> (o, var); }
619 std::istream& operator>>(std::istream& o, SoloModel& var) { return int_to_type<SoloModel> (o, var); }
620 std::istream& operator>>(std::istream& o, LayerModel& var) { return int_to_type<LayerModel> (o, var); }
621 std::istream& operator>>(std::istream& o, CrossfadeModel& var) { return int_to_type<CrossfadeModel> (o, var); }
622 std::istream& operator>>(std::istream& o, SlaveSource& var) { return int_to_type<SlaveSource> (o, var); }
623 std::istream& operator>>(std::istream& o, ShuttleBehaviour& var) { return int_to_type<ShuttleBehaviour> (o, var); }
624 std::istream& operator>>(std::istream& o, ShuttleUnits& var) { return int_to_type<ShuttleUnits> (o, var); }
625 std::istream& operator>>(std::istream& o, SmpteFormat& var) { return int_to_type<SmpteFormat> (o, var); }