Fix display of MIDI automation on regions with non-zero _start. Should fix #3504.
git-svn-id: svn://localhost/ardour2/branches/3.0@8257 d708f5d6-7413-0410-9779-e7cbd77b26cf
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@ -64,6 +64,7 @@ AutomationLine::AutomationLine (const string& name, TimeAxisView& tv, ArdourCanv
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, _name (name)
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, alist (al)
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, _parent_group (parent)
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, _offset (0)
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, _time_converter (converter ? (*converter) : default_converter)
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, _maximum_time (max_framepos)
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{
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@ -226,7 +227,7 @@ AutomationLine::modify_point_y (ControlPoint& cp, double y)
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y = min (1.0, y);
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y = _height - (y * _height);
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double const x = trackview.editor().frame_to_unit (_time_converter.to((*cp.model())->when));
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double const x = trackview.editor().frame_to_unit (_time_converter.to((*cp.model())->when) - _offset);
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trackview.editor().session()->begin_reversible_command (_("automation event move"));
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trackview.editor().session()->add_command (
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@ -287,11 +288,11 @@ AutomationLine::model_representation (ControlPoint& cp, ModelRepresentation& mr)
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/* if xval has not changed, set it directly from the model to avoid rounding errors */
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if (mr.xval == trackview.editor().frame_to_unit(_time_converter.to((*cp.model())->when))) {
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mr.xval = (*cp.model())->when;
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if (mr.xval == trackview.editor().frame_to_unit(_time_converter.to((*cp.model())->when)) - _offset) {
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mr.xval = (*cp.model())->when - _offset;
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} else {
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mr.xval = trackview.editor().unit_to_frame (mr.xval);
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mr.xval = _time_converter.from (mr.xval);
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mr.xval = _time_converter.from (mr.xval + _offset);
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}
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/* convert y to model units; the x was already done above
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@ -302,7 +303,7 @@ AutomationLine::model_representation (ControlPoint& cp, ModelRepresentation& mr)
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/* part 2: find out where the model point is now
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*/
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mr.xpos = (*cp.model())->when;
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mr.xpos = (*cp.model())->when - _offset;
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mr.ypos = (*cp.model())->value;
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/* part 3: get the position of the visual control
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@ -975,7 +976,7 @@ AutomationLine::get_selectables (
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for (vector<ControlPoint*>::iterator i = control_points.begin(); i != control_points.end(); ++i) {
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double const model_when = (*(*i)->model())->when;
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framepos_t const session_frames_when = _time_converter.to (model_when) + _time_converter.origin_b ();
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framepos_t const session_frames_when = _time_converter.to (model_when - _offset) + _time_converter.origin_b ();
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if (session_frames_when >= start && session_frames_when <= end && (*i)->get_y() >= bot_track && (*i)->get_y() <= top_track) {
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results.push_back (*i);
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@ -1075,10 +1076,12 @@ AutomationLine::reset_callback (const Evoral::ControlList& events)
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double translated_y = (*ai)->value;
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model_to_view_coord (translated_x, translated_y);
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tmp_points.push_back (ALPoint (
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trackview.editor().frame_to_unit (_time_converter.to ((*ai)->when)),
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_height - (translated_y * _height))
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);
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if (translated_x >= 0 && translated_x < _maximum_time) {
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tmp_points.push_back (ALPoint (
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trackview.editor().frame_to_unit (translated_x),
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_height - (translated_y * _height))
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);
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}
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}
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determine_visible_control_points (tmp_points);
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@ -1227,7 +1230,7 @@ AutomationLine::model_to_view_coord (double& x, double& y) const
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y = y / (double)alist->parameter().max(); /* ... like this */
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}
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x = _time_converter.to(x);
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x = _time_converter.to (x) - _offset;
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}
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/** Called when our list has announced that its interpolation style has changed */
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@ -1328,9 +1331,14 @@ AutomationLine::memento_command_binder ()
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* to the start of the track or region that it is on.
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*/
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void
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AutomationLine::set_maximum_time (framepos_t t)
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AutomationLine::set_maximum_time (framecnt_t t)
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{
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if (_maximum_time == t) {
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return;
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}
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_maximum_time = t;
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reset ();
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}
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@ -1341,9 +1349,20 @@ AutomationLine::get_point_x_range () const
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pair<framepos_t, framepos_t> r (max_framepos, 0);
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for (AutomationList::const_iterator i = the_list()->begin(); i != the_list()->end(); ++i) {
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r.first = min (r.first, _time_converter.to ((*i)->when) + _time_converter.origin_b ());
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r.second = max (r.second, _time_converter.to ((*i)->when) + _time_converter.origin_b ());
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r.first = min (r.first, _time_converter.to ((*i)->when) + _offset + _time_converter.origin_b ());
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r.second = max (r.second, _time_converter.to ((*i)->when) + _offset + _time_converter.origin_b ());
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}
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return r;
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}
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void
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AutomationLine::set_offset (framepos_t off)
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{
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if (_offset == off) {
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return;
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}
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_offset = off;
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reset ();
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}
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@ -140,11 +140,14 @@ class AutomationLine : public sigc::trackable, public PBD::StatefulDestructible
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std::pair<ARDOUR::framepos_t, ARDOUR::framepos_t> get_point_x_range () const;
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void set_maximum_time (ARDOUR::framepos_t);
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ARDOUR::framepos_t maximum_time () const {
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void set_maximum_time (ARDOUR::framecnt_t);
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ARDOUR::framecnt_t maximum_time () const {
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return _maximum_time;
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}
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void set_offset (ARDOUR::framecnt_t);
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void set_width (ARDOUR::framecnt_t);
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protected:
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std::string _name;
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@ -199,6 +202,10 @@ class AutomationLine : public sigc::trackable, public PBD::StatefulDestructible
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double _drag_distance; ///< total x movement of the drag, in units
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double _last_drag_fraction; ///< last y position of the drag, as a fraction
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std::list<double> _always_in_view;
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/** offset from the start of the automation list to the start of the line, so that
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* a +ve offset means that the 0 on the line is at _offset in the list
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*/
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ARDOUR::framecnt_t _offset;
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const Evoral::TimeConverter<double, ARDOUR::framepos_t>& _time_converter;
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@ -225,7 +232,7 @@ class AutomationLine : public sigc::trackable, public PBD::StatefulDestructible
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PBD::ScopedConnectionList _list_connections;
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/** maximum time that a point on this line can be at, relative to the start of its region or track */
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/** maximum time that a point on this line can be at, relative to the position of its region or start of its track */
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ARDOUR::framecnt_t _maximum_time;
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friend class AudioRegionGainLine;
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@ -67,8 +67,6 @@ AutomationRegionView::init (Gdk::Color const & basic_color, bool /*wfd*/)
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set_height (trackview.current_height());
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_region->PropertyChanged.connect (*this, invalidator (*this), ui_bind (&RegionView::region_changed, this, _1), gui_context());
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set_colors ();
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_enable_display = true;
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@ -88,6 +86,7 @@ AutomationRegionView::create_line (boost::shared_ptr<ARDOUR::AutomationList> lis
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_line->show();
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_line->show_all_control_points();
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_line->set_maximum_time (_region->length());
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_line->set_offset (_region->start ());
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}
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bool
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@ -203,10 +202,17 @@ AutomationRegionView::reset_width_dependent_items (double pixel_width)
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void
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AutomationRegionView::region_resized (const PBD::PropertyChange& what_changed)
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{
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RegionView::region_resized(what_changed);
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RegionView::region_resized (what_changed);
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if (_line) {
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_line->reset();
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if (!_line) {
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return;
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}
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if (what_changed.contains (ARDOUR::Properties::start)) {
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_line->set_offset (_region->start ());
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}
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if (what_changed.contains (ARDOUR::Properties::length)) {
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_line->set_maximum_time (_region->length());
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}
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}
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@ -226,4 +232,3 @@ AutomationRegionView::exited()
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if (_line)
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_line->track_exited();
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}
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