From d0580ecfbc1182f3c57b4d04e514f1d944225f14 Mon Sep 17 00:00:00 2001 From: nick_m Date: Thu, 29 Dec 2016 01:39:31 +1100 Subject: allow all types of range location (loop, start, end etc.) to be glued to bars and beats. --- libs/ardour/location.cc | 110 ++++++++++++++++++++++++++++++------------------ 1 file changed, 69 insertions(+), 41 deletions(-) (limited to 'libs/ardour/location.cc') diff --git a/libs/ardour/location.cc b/libs/ardour/location.cc index 2fd63b6195..1b53c705d8 100644 --- a/libs/ardour/location.cc +++ b/libs/ardour/location.cc @@ -54,7 +54,9 @@ PBD::Signal1 Location::changed; Location::Location (Session& s) : SessionHandleRef (s) , _start (0) + , _start_beat (0.0) , _end (0) + , _end_beat (0.0) , _flags (Flags (0)) , _locked (false) , _position_lock_style (AudioTime) @@ -64,7 +66,7 @@ Location::Location (Session& s) } /** Construct a new Location, giving it the position lock style determined by glue-new-markers-to-bars-and-beats */ -Location::Location (Session& s, framepos_t sample_start, framepos_t sample_end, const std::string &name, Flags bits) +Location::Location (Session& s, framepos_t sample_start, framepos_t sample_end, const std::string &name, Flags bits, const uint32_t sub_num) : SessionHandleRef (s) , _name (name) , _start (sample_start) @@ -74,7 +76,7 @@ Location::Location (Session& s, framepos_t sample_start, framepos_t sample_end, , _position_lock_style (s.config.get_glue_new_markers_to_bars_and_beats() ? MusicTime : AudioTime) { - recompute_bbt_from_frames (); + recompute_beat_from_frames (sub_num); assert (_start >= 0); assert (_end >= 0); @@ -85,9 +87,9 @@ Location::Location (const Location& other) , StatefulDestructible() , _name (other._name) , _start (other._start) - , _bbt_start (other._bbt_start) + , _start_beat (other._start_beat) , _end (other._end) - , _bbt_end (other._bbt_end) + , _end_beat (other._end_beat) , _flags (other._flags) , _position_lock_style (other._position_lock_style) @@ -125,8 +127,8 @@ Location::operator== (const Location& other) if (_name != other._name || _start != other._start || _end != other._end || - _bbt_start != other._bbt_start || - _bbt_end != other._bbt_end || + _start_beat != other._start_beat || + _end_beat != other._end_beat || _flags != other._flags || _position_lock_style != other._position_lock_style) { return false; @@ -143,9 +145,9 @@ Location::operator= (const Location& other) _name = other._name; _start = other._start; - _bbt_start = other._bbt_start; + _start_beat = other._start_beat; _end = other._end; - _bbt_end = other._bbt_end; + _end_beat = other._end_beat; _flags = other._flags; _position_lock_style = other._position_lock_style; @@ -178,10 +180,10 @@ Location::set_name (const std::string& str) /** Set start position. * @param s New start. * @param force true to force setting, even if the given new start is after the current end. - * @param allow_bbt_recompute True to recompute BBT start time from the new given start time. + * @param allow_beat_recompute True to recompute BEAT start time from the new given start time. */ int -Location::set_start (framepos_t s, bool force, bool allow_bbt_recompute) +Location::set_start (framepos_t s, bool force, bool allow_beat_recompute, const uint32_t sub_num) { if (s < 0) { return -1; @@ -201,8 +203,8 @@ Location::set_start (framepos_t s, bool force, bool allow_bbt_recompute) if (_start != s) { _start = s; _end = s; - if (allow_bbt_recompute) { - recompute_bbt_from_frames (); + if (allow_beat_recompute) { + recompute_beat_from_frames (sub_num); } start_changed (this); /* EMIT SIGNAL */ @@ -235,8 +237,8 @@ Location::set_start (framepos_t s, bool force, bool allow_bbt_recompute) framepos_t const old = _start; _start = s; - if (allow_bbt_recompute) { - recompute_bbt_from_frames (); + if (allow_beat_recompute) { + recompute_beat_from_frames (sub_num); } start_changed (this); /* EMIT SIGNAL */ StartChanged (); /* EMIT SIGNAL */ @@ -255,10 +257,10 @@ Location::set_start (framepos_t s, bool force, bool allow_bbt_recompute) /** Set end position. * @param s New end. * @param force true to force setting, even if the given new end is before the current start. - * @param allow_bbt_recompute True to recompute BBT end time from the new given end time. + * @param allow_beat_recompute True to recompute BEAT end time from the new given end time. */ int -Location::set_end (framepos_t e, bool force, bool allow_bbt_recompute) +Location::set_end (framepos_t e, bool force, bool allow_beat_recompute, const uint32_t sub_num) { if (e < 0) { return -1; @@ -278,8 +280,8 @@ Location::set_end (framepos_t e, bool force, bool allow_bbt_recompute) if (_start != e) { _start = e; _end = e; - if (allow_bbt_recompute) { - recompute_bbt_from_frames (); + if (allow_beat_recompute) { + recompute_beat_from_frames (sub_num); } //start_changed (this); /* EMIT SIGNAL */ //StartChanged (); /* EMIT SIGNAL */ @@ -303,8 +305,8 @@ Location::set_end (framepos_t e, bool force, bool allow_bbt_recompute) framepos_t const old = _end; _end = e; - if (allow_bbt_recompute) { - recompute_bbt_from_frames (); + if (allow_beat_recompute) { + recompute_beat_from_frames (sub_num); } end_changed(this); /* EMIT SIGNAL */ @@ -321,7 +323,7 @@ Location::set_end (framepos_t e, bool force, bool allow_bbt_recompute) } int -Location::set (framepos_t s, framepos_t e, bool allow_bbt_recompute) +Location::set (framepos_t s, framepos_t e, bool allow_beat_recompute, const uint32_t sub_num) { if (s < 0 || e < 0) { return -1; @@ -341,8 +343,8 @@ Location::set (framepos_t s, framepos_t e, bool allow_bbt_recompute) _start = s; _end = s; - if (allow_bbt_recompute) { - recompute_bbt_from_frames (); + if (allow_beat_recompute) { + recompute_beat_from_frames (sub_num); } start_change = true; @@ -364,8 +366,8 @@ Location::set (framepos_t s, framepos_t e, bool allow_bbt_recompute) framepos_t const old = _start; _start = s; - if (allow_bbt_recompute) { - recompute_bbt_from_frames (); + if (allow_beat_recompute) { + recompute_beat_from_frames (sub_num); } start_change = true; @@ -382,8 +384,8 @@ Location::set (framepos_t s, framepos_t e, bool allow_bbt_recompute) framepos_t const old = _end; _end = e; - if (allow_bbt_recompute) { - recompute_bbt_from_frames (); + if (allow_beat_recompute) { + recompute_beat_from_frames (sub_num); } end_change = true; @@ -411,7 +413,7 @@ Location::set (framepos_t s, framepos_t e, bool allow_bbt_recompute) } int -Location::move_to (framepos_t pos) +Location::move_to (framepos_t pos, const uint32_t sub_num) { if (pos < 0) { return -1; @@ -424,7 +426,7 @@ Location::move_to (framepos_t pos) if (_start != pos) { _start = pos; _end = _start + length(); - recompute_bbt_from_frames (); + recompute_beat_from_frames (sub_num); changed (this); /* EMIT SIGNAL */ Changed (); /* EMIT SIGNAL */ @@ -580,6 +582,14 @@ Location::get_state () node->add_property ("start", buf); snprintf (buf, sizeof (buf), "%" PRId64, end()); node->add_property ("end", buf); + + if (position_lock_style() == MusicTime) { + snprintf (buf, sizeof (buf), "%lf", _start_beat); + node->add_property ("start-beat", buf); + snprintf (buf, sizeof (buf), "%lf", _end_beat); + node->add_property ("end-beat", buf); + } + node->add_property ("flags", enum_2_string (_flags)); node->add_property ("locked", (_locked ? "yes" : "no")); node->add_property ("position-lock-style", enum_2_string (_position_lock_style)); @@ -689,7 +699,27 @@ Location::set_state (const XMLNode& node, int version) _scene_change = SceneChange::factory (*scene_child, version); } - recompute_bbt_from_frames (); + if (position_lock_style() == AudioTime) { + recompute_beat_from_frames (0); + } else{ + /* music */ + bool has_beat = false; + + if ((prop = node.property ("start-beat")) != 0) { + sscanf (prop->value().c_str(), "%lf", &_start_beat); + has_beat = true; + } + + if ((prop = node.property ("end-beat")) != 0) { + sscanf (prop->value().c_str(), "%lf", &_end_beat); + has_beat = true; + } + + if (!has_beat) { + recompute_beat_from_frames (0); + } + } + changed (this); /* EMIT SIGNAL */ Changed (); /* EMIT SIGNAL */ @@ -709,32 +739,30 @@ Location::set_position_lock_style (PositionLockStyle ps) _position_lock_style = ps; - recompute_bbt_from_frames (); + if (ps == MusicTime) { + recompute_beat_from_frames (0); + } position_lock_style_changed (this); /* EMIT SIGNAL */ PositionLockStyleChanged (); /* EMIT SIGNAL */ } void -Location::recompute_bbt_from_frames () +Location::recompute_beat_from_frames (const uint32_t sub_num) { - if (_position_lock_style != MusicTime) { - return; - } - - _bbt_start = _session.tempo_map().beat_at_frame (_start); - _bbt_end = _session.tempo_map().beat_at_frame (_end); + _start_beat = _session.tempo_map().exact_beat_at_frame (_start, sub_num); + _end_beat = _session.tempo_map().exact_beat_at_frame (_end, sub_num); } void -Location::recompute_frames_from_bbt () +Location::recompute_frames_from_beat () { if (_position_lock_style != MusicTime) { return; } TempoMap& map (_session.tempo_map()); - set (map.frame_at_beat (_bbt_start), map.frame_at_beat (_bbt_end), false); + set (map.frame_at_beat (_start_beat), map.frame_at_beat (_end_beat), false); } void @@ -1060,7 +1088,7 @@ Locations::set_state (const XMLNode& node, int version) Location* session_range_location = 0; if (version < 3000) { - session_range_location = new Location (_session, 0, 0, _("session"), Location::IsSessionRange); + session_range_location = new Location (_session, 0, 0, _("session"), Location::IsSessionRange, 0); new_locations.push_back (session_range_location); } -- cgit v1.2.3