*/
#include <cmath>
+
+#ifdef COMPILER_MSVC
+#include <float.h>
+
+// 'std::isnan()' is not available in MSVC.
+#define isnan_local(val) (bool)_isnan((double)val)
+#else
+#define isnan_local std::isnan
+#endif
+
#include <climits>
#include <vector>
#include <fstream>
#include "ardour/automation_list.h"
#include "ardour/dB.h"
#include "ardour/debug.h"
+#include "ardour/parameter_types.h"
+#include "ardour/tempo.h"
#include "evoral/Curve.hpp"
#include "rgb_macros.h"
#include "ardour_ui.h"
#include "public_editor.h"
-#include "utils.h"
#include "selection.h"
#include "time_axis_view.h"
#include "point_selection.h"
#include "ardour/event_type_map.h"
#include "ardour/session.h"
+#include "ardour/value_as_string.h"
#include "i18n.h"
/** @param converter A TimeConverter whose origin_b is the start time of the AutomationList in session frames.
* This will not be deleted by AutomationLine.
*/
-AutomationLine::AutomationLine (const string& name, TimeAxisView& tv, ArdourCanvas::Group& parent,
- boost::shared_ptr<AutomationList> al,
- Evoral::TimeConverter<double, framepos_t>* converter)
+AutomationLine::AutomationLine (const string& name,
+ TimeAxisView& tv,
+ ArdourCanvas::Item& parent,
+ boost::shared_ptr<AutomationList> al,
+ const ParameterDescriptor& desc,
+ Evoral::TimeConverter<double, framepos_t>* converter)
: trackview (tv)
, _name (name)
, alist (al)
, _parent_group (parent)
, _offset (0)
, _maximum_time (max_framepos)
+ , _desc (desc)
{
if (converter) {
- _time_converter = converter;
_our_time_converter = false;
} else {
- _time_converter = new Evoral::IdentityConverter<double, framepos_t>;
_our_time_converter = true;
}
terminal_points_can_slide = true;
_height = 0;
- group = new ArdourCanvas::Group (&parent);
+ group = new ArdourCanvas::Container (&parent, ArdourCanvas::Duple(0, 1.5));
CANVAS_DEBUG_NAME (group, "region gain envelope group");
- line = new ArdourCanvas::Curve (group);
+ line = new ArdourCanvas::PolyLine (group);
CANVAS_DEBUG_NAME (line, "region gain envelope line");
line->set_data ("line", this);
line->set_outline_width (2.0);
+ line->set_covers_threshold (4.0);
line->Event.connect (sigc::mem_fun (*this, &AutomationLine::event_handler));
trackview.session()->register_with_memento_command_factory(alist->id(), this);
if (alist->parameter().type() == GainAutomation ||
+ alist->parameter().type() == TrimAutomation ||
alist->parameter().type() == EnvelopeAutomation) {
set_uses_gain_mapping (true);
}
return PublicEditor::instance().canvas_line_event (event, line, this);
}
+bool
+AutomationLine::is_stepped() const
+{
+ return (_desc.toggled ||
+ (alist && alist->interpolation() == AutomationList::Discrete));
+}
+
void
-AutomationLine::show ()
+AutomationLine::update_visibility ()
{
if (_visible & Line) {
- /* Only show the line there are some points, otherwise we may show an out-of-date line
+ /* Only show the line when there are some points, otherwise we may show an out-of-date line
when automation points have been removed (the line will still follow the shape of the
old points).
*/
- if (alist->interpolation() != AutomationList::Discrete && control_points.size() >= 2) {
+ if (control_points.size() >= 2) {
line->show();
} else {
line->hide ();
}
- } else {
- line->hide();
- }
- if (_visible & ControlPoints) {
- for (vector<ControlPoint*>::iterator i = control_points.begin(); i != control_points.end(); ++i) {
- (*i)->set_visible (true);
- (*i)->show ();
- }
- } else if (_visible & SelectedControlPoints) {
- for (vector<ControlPoint*>::iterator i = control_points.begin(); i != control_points.end(); ++i) {
- (*i)->set_visible ((*i)->get_selected());
+ if (_visible & ControlPoints) {
+ for (vector<ControlPoint*>::iterator i = control_points.begin(); i != control_points.end(); ++i) {
+ (*i)->show ();
+ }
+ } else if (_visible & SelectedControlPoints) {
+ for (vector<ControlPoint*>::iterator i = control_points.begin(); i != control_points.end(); ++i) {
+ if ((*i)->get_selected()) {
+ (*i)->show ();
+ } else {
+ (*i)->hide ();
+ }
+ }
+ } else {
+ for (vector<ControlPoint*>::iterator i = control_points.begin(); i != control_points.end(); ++i) {
+ (*i)->hide ();
+ }
}
+
} else {
+ line->hide ();
for (vector<ControlPoint*>::iterator i = control_points.begin(); i != control_points.end(); ++i) {
- (*i)->set_visible (false);
+ if (_visible & ControlPoints) {
+ (*i)->show ();
+ } else {
+ (*i)->hide ();
+ }
}
}
+
}
void
AutomationLine::hide ()
{
- set_visibility (VisibleAspects (0));
+ /* leave control points setting unchanged, we are just hiding the
+ overall line
+ */
+
+ set_visibility (AutomationLine::VisibleAspects (_visible & ~Line));
}
double
AutomationLine::control_point_box_size ()
{
- if (alist->interpolation() == AutomationList::Discrete) {
- return max((_height*4.0) / (double)(alist->parameter().max() - alist->parameter().min()),
- 4.0);
- }
-
if (_height > TimeAxisView::preset_height (HeightLarger)) {
return 8.0;
} else if (_height > (guint32) TimeAxisView::preset_height (HeightNormal)) {
double const x = trackview.editor().sample_to_pixel_unrounded (_time_converter->to((*cp.model())->when) - _offset);
- trackview.editor().session()->begin_reversible_command (_("automation event move"));
+ trackview.editor().begin_reversible_command (_("automation event move"));
trackview.editor().session()->add_command (
- new MementoCommand<AutomationList> (memento_command_binder(), &get_state(), 0)
- );
+ new MementoCommand<AutomationList> (memento_command_binder(), &get_state(), 0));
cp.move_to (x, y, ControlPoint::Full);
+ alist->freeze ();
+ sync_model_with_view_point (cp);
+ alist->thaw ();
+
reset_line_coords (cp);
if (line_points.size() > 1) {
- line->set (line_points);
+ line->set_steps (line_points, is_stepped());
}
- alist->freeze ();
- sync_model_with_view_point (cp);
- alist->thaw ();
-
update_pending = false;
trackview.editor().session()->add_command (
- new MementoCommand<AutomationList> (memento_command_binder(), 0, &alist->get_state())
- );
+ new MementoCommand<AutomationList> (memento_command_binder(), 0, &alist->get_state()));
- trackview.editor().session()->commit_reversible_command ();
+ trackview.editor().commit_reversible_command ();
trackview.editor().session()->set_dirty ();
}
}
}
-void
+bool
AutomationLine::sync_model_with_view_points (list<ControlPoint*> cp)
{
update_pending = true;
+ bool moved = false;
for (list<ControlPoint*>::iterator i = cp.begin(); i != cp.end(); ++i) {
- sync_model_with_view_point (**i);
+ moved = sync_model_with_view_point (**i) || moved;
}
+
+ return moved;
}
string
string
AutomationLine::fraction_to_string (double fraction) const
{
- char buf[32];
-
if (_uses_gain_mapping) {
- if (fraction == 0.0) {
- snprintf (buf, sizeof (buf), "-inf");
+ char buf[32];
+ if (_desc.type == GainAutomation || _desc.type == EnvelopeAutomation || _desc.lower == 0) {
+ if (fraction == 0.0) {
+ snprintf (buf, sizeof (buf), "-inf");
+ } else {
+ snprintf (buf, sizeof (buf), "%.1f", accurate_coefficient_to_dB (slider_position_to_gain_with_max (fraction, _desc.upper)));
+ }
} else {
- snprintf (buf, sizeof (buf), "%.1f", accurate_coefficient_to_dB (slider_position_to_gain_with_max (fraction, Config->get_max_gain())));
+ const double lower_db = accurate_coefficient_to_dB (_desc.lower);
+ const double range_db = accurate_coefficient_to_dB (_desc.upper) - lower_db;
+ snprintf (buf, sizeof (buf), "%.1f", lower_db + fraction * range_db);
}
+ return buf;
} else {
view_to_model_coord_y (fraction);
- if (EventTypeMap::instance().is_integer (alist->parameter())) {
- snprintf (buf, sizeof (buf), "%d", (int)fraction);
- } else {
- snprintf (buf, sizeof (buf), "%.2f", fraction);
- }
+ return ARDOUR::value_as_string (_desc, fraction);
}
- return buf;
+ return ""; /*NOTREACHED*/
}
/**
} else {
view_to_model_coord_y (original);
view_to_model_coord_y (fraction);
- if (EventTypeMap::instance().is_integer (alist->parameter())) {
- snprintf (buf, sizeof (buf), "%d", (int)fraction - (int)original);
- } else {
- snprintf (buf, sizeof (buf), "%.2f", fraction - original);
- }
+ return ARDOUR::value_as_string (_desc, fraction - original);
}
return buf;
void
AutomationLine::start_drag_single (ControlPoint* cp, double x, float fraction)
{
- trackview.editor().session()->begin_reversible_command (_("automation event move"));
trackview.editor().session()->add_command (
- new MementoCommand<AutomationList> (memento_command_binder(), &get_state(), 0)
- );
+ new MementoCommand<AutomationList> (memento_command_binder(), &get_state(), 0));
_drag_points.clear ();
_drag_points.push_back (cp);
void
AutomationLine::start_drag_line (uint32_t i1, uint32_t i2, float fraction)
{
- trackview.editor().session()->begin_reversible_command (_("automation range move"));
trackview.editor().session()->add_command (
- new MementoCommand<AutomationList> (memento_command_binder (), &get_state(), 0)
- );
+ new MementoCommand<AutomationList> (memento_command_binder (), &get_state(), 0));
_drag_points.clear ();
void
AutomationLine::start_drag_multiple (list<ControlPoint*> cp, float fraction, XMLNode* state)
{
- trackview.editor().session()->begin_reversible_command (_("automation range move"));
trackview.editor().session()->add_command (
- new MementoCommand<AutomationList> (memento_command_binder(), state, 0)
- );
+ new MementoCommand<AutomationList> (memento_command_binder(), state, 0));
_drag_points = cp;
start_drag_common (0, fraction);
}
void
-AutomationLine::ContiguousControlPoints::compute_x_bounds ()
+AutomationLine::ContiguousControlPoints::compute_x_bounds (PublicEditor& e)
{
uint32_t sz = size();
if (sz > 0 && sz < line.npoints()) {
+ const TempoMap& map (e.session()->tempo_map());
/* determine the limits on x-axis motion for this
contiguous range of control points
if (front()->view_index() > 0) {
before_x = line.nth (front()->view_index() - 1)->get_x();
+
+ const framepos_t pos = e.pixel_to_sample(before_x);
+ const Meter& meter = map.meter_at (pos);
+ const framecnt_t len = ceil (meter.frames_per_bar (map.tempo_at (pos), e.session()->frame_rate())
+ / (Timecode::BBT_Time::ticks_per_beat * meter.divisions_per_bar()) );
+ const double one_tick_in_pixels = e.sample_to_pixel_unrounded (len);
+
+ before_x += one_tick_in_pixels;
}
/* if our last point has a point after it in the line,
we have an "after" bound
*/
- if (back()->view_index() < (line.npoints() - 2)) {
+ if (back()->view_index() < (line.npoints() - 1)) {
after_x = line.nth (back()->view_index() + 1)->get_x();
+
+ const framepos_t pos = e.pixel_to_sample(after_x);
+ const Meter& meter = map.meter_at (pos);
+ const framecnt_t len = ceil (meter.frames_per_bar (map.tempo_at (pos), e.session()->frame_rate())
+ / (Timecode::BBT_Time::ticks_per_beat * meter.divisions_per_bar()));
+ const double one_tick_in_pixels = e.sample_to_pixel_unrounded (len);
+
+ after_x -= one_tick_in_pixels;
}
}
}
}
for (vector<CCP>::iterator ccp = contiguous_points.begin(); ccp != contiguous_points.end(); ++ccp) {
- (*ccp)->compute_x_bounds ();
+ (*ccp)->compute_x_bounds (trackview.editor());
}
+ _drag_had_movement = true;
}
/* OK, now on to the stuff related to *this* motion event. First, for
*/
if (line_points.size() > 1) {
- line->set (line_points);
+ line->set_steps (line_points, is_stepped());
}
}
_drag_distance += dx;
_drag_x += dx;
_last_drag_fraction = fraction;
- _drag_had_movement = true;
did_push = with_push;
return pair<double, float> (_drag_x + dx, _last_drag_fraction + dy);
}
alist->freeze ();
- sync_model_with_view_points (_drag_points);
+ bool moved = sync_model_with_view_points (_drag_points);
if (with_push) {
ControlPoint* p;
uint32_t i = final_index;
while ((p = nth (i)) != 0 && p->can_slide()) {
- sync_model_with_view_point (*p);
+ moved = sync_model_with_view_point (*p) || moved;
++i;
}
}
update_pending = false;
+ if (moved) {
+ /* A point has moved as a result of sync (clamped to integer or boolean
+ value), update line accordingly. */
+ line->set_steps (line_points, is_stepped());
+ }
+
trackview.editor().session()->add_command (
- new MementoCommand<AutomationList>(memento_command_binder (), 0, &alist->get_state())
- );
+ new MementoCommand<AutomationList>(memento_command_binder (), 0, &alist->get_state()));
trackview.editor().session()->set_dirty ();
did_push = false;
contiguous_points.clear ();
}
-void
+bool
AutomationLine::sync_model_with_view_point (ControlPoint& cp)
{
/* find out where the visual control point is.
view_to_model_coord_y (view_y);
alist->modify (cp.model(), view_x, view_y);
+
+ /* convert back from model to view y for clamping position (for integer/boolean/etc) */
+ model_to_view_coord_y (view_y);
+ const double point_y = _height - (view_y * _height);
+ if (point_y != cp.get_y()) {
+ cp.move_to (cp.get_x(), point_y, ControlPoint::Full);
+ reset_line_coords (cp);
+ return true;
+ }
+
+ return false;
}
bool
void
AutomationLine::remove_point (ControlPoint& cp)
{
- trackview.editor().session()->begin_reversible_command (_("remove control point"));
+ trackview.editor().begin_reversible_command (_("remove control point"));
XMLNode &before = alist->get_state();
alist->erase (cp.model());
trackview.editor().session()->add_command(
- new MementoCommand<AutomationList> (memento_command_binder (), &before, &alist->get_state())
- );
+ new MementoCommand<AutomationList> (memento_command_binder (), &before, &alist->get_state()));
- trackview.editor().session()->commit_reversible_command ();
+ trackview.editor().commit_reversible_command ();
trackview.editor().session()->set_dirty ();
}
(*i)->set_selected (true);
}
+ if (points.empty()) {
+ remove_visibility (SelectedControlPoints);
+ } else {
+ add_visibility (SelectedControlPoints);
+ }
+
set_colors ();
}
-void AutomationLine::set_colors ()
+void
+AutomationLine::set_colors ()
{
- set_line_color (ARDOUR_UI::config()->get_canvasvar_AutomationLine());
+ set_line_color (ARDOUR_UI::config()->color ("automation line"));
for (vector<ControlPoint*>::iterator i = control_points.begin(); i != control_points.end(); ++i) {
(*i)->set_color ();
}
model_to_view_coord (tx, ty);
- if (std::isnan (tx) || std::isnan (ty)) {
+ if (isnan_local (tx) || isnan_local (ty)) {
warning << string_compose (_("Ignoring illegal points on AutomationLine \"%1\""),
- _name) << endmsg;
+ _name) << endmsg;
continue;
}
line_points[n].y = control_points[n]->get_y();
}
- line->set (line_points);
+ line->set_steps (line_points, is_stepped());
- if (_visible && alist->interpolation() != AutomationList::Discrete) {
- line->show();
- }
+ update_visibility ();
}
set_selected_points (trackview.editor().get_selection().points);
alist->clear();
trackview.editor().session()->add_command (
- new MementoCommand<AutomationList> (memento_command_binder (), &before, &alist->get_state())
- );
-}
-
-void
-AutomationLine::change_model (AutomationList::iterator /*i*/, double /*x*/, double /*y*/)
-{
+ new MementoCommand<AutomationList> (memento_command_binder (), &before, &alist->get_state()));
}
void
void
AutomationLine::add_visibility (VisibleAspects va)
{
+ VisibleAspects old = _visible;
+
_visible = VisibleAspects (_visible | va);
- show ();
+
+ if (old != _visible) {
+ update_visibility ();
+ }
}
void
AutomationLine::set_visibility (VisibleAspects va)
{
- _visible = va;
- show ();
+ if (_visible != va) {
+ _visible = va;
+ update_visibility ();
+ }
}
void
AutomationLine::remove_visibility (VisibleAspects va)
{
+ VisibleAspects old = _visible;
+
_visible = VisibleAspects (_visible & ~va);
- show ();
+
+ if (old != _visible) {
+ update_visibility ();
+ }
}
void
AutomationLine::track_entered()
{
- if (alist->interpolation() != AutomationList::Discrete) {
- add_visibility (ControlPoints);
- }
+ add_visibility (ControlPoints);
}
void
AutomationLine::track_exited()
{
- if (alist->interpolation() != AutomationList::Discrete) {
- remove_visibility (ControlPoints);
- }
+ remove_visibility (ControlPoints);
}
XMLNode &
void
AutomationLine::view_to_model_coord_y (double& y) const
{
- /* TODO: This should be more generic ... */
- if (alist->parameter().type() == GainAutomation ||
- alist->parameter().type() == EnvelopeAutomation) {
- y = slider_position_to_gain_with_max (y, Config->get_max_gain());
+ /* TODO: This should be more generic (use ParameterDescriptor)
+ * or better yet: Controllable -> set_interface();
+ */
+ if ( alist->parameter().type() == GainAutomation
+ || alist->parameter().type() == EnvelopeAutomation
+ || (_desc.logarithmic && _desc.lower == 0. && _desc.upper > _desc.lower)) {
+ y = slider_position_to_gain_with_max (y, _desc.upper);
+ y = max ((double)_desc.lower, y);
+ y = min ((double)_desc.upper, y);
+ } else if (alist->parameter().type() == TrimAutomation
+ || (_desc.logarithmic && _desc.lower * _desc.upper > 0 && _desc.upper > _desc.lower)) {
+ const double lower_db = accurate_coefficient_to_dB (_desc.lower);
+ const double range_db = accurate_coefficient_to_dB (_desc.upper) - lower_db;
y = max (0.0, y);
- y = min (2.0, y);
+ y = min (1.0, y);
+ y = dB_to_coefficient (lower_db + y * range_db);
} else if (alist->parameter().type() == PanAzimuthAutomation ||
- alist->parameter().type() == PanElevationAutomation ||
- alist->parameter().type() == PanWidthAutomation) {
+ alist->parameter().type() == PanElevationAutomation) {
y = 1.0 - y;
- } else if (alist->parameter().type() == PluginAutomation) {
- y = y * (double)(alist->get_max_y()- alist->get_min_y()) + alist->get_min_y();
+ } else if (alist->parameter().type() == PanWidthAutomation) {
+ y = 2.0 * y - 1.0;
} else {
- y = rint (y * alist->parameter().max());
+ y = y * (double)(alist->get_max_y() - alist->get_min_y()) + alist->get_min_y();
+ if (_desc.integer_step) {
+ y = round(y);
+ } else if (_desc.toggled) {
+ y = (y > 0.5) ? 1.0 : 0.0;
+ }
}
}
void
-AutomationLine::model_to_view_coord (double& x, double& y) const
+AutomationLine::model_to_view_coord_y (double& y) const
{
- /* TODO: This should be more generic ... */
- if (alist->parameter().type() == GainAutomation ||
- alist->parameter().type() == EnvelopeAutomation) {
+ /* TODO: This should be more generic (use ParameterDescriptor) */
+ if ( alist->parameter().type() == GainAutomation
+ || alist->parameter().type() == EnvelopeAutomation
+ || (_desc.logarithmic && _desc.lower == 0. && _desc.upper > _desc.lower)) {
y = gain_to_slider_position_with_max (y, Config->get_max_gain());
+ } else if (alist->parameter().type() == TrimAutomation
+ || (_desc.logarithmic && _desc.lower * _desc.upper > 0 && _desc.upper > _desc.lower)) {
+ const double lower_db = accurate_coefficient_to_dB (_desc.lower);
+ const double range_db = accurate_coefficient_to_dB (_desc.upper) - lower_db;
+ y = (accurate_coefficient_to_dB (y) - lower_db) / range_db;
} else if (alist->parameter().type() == PanAzimuthAutomation ||
- alist->parameter().type() == PanElevationAutomation ||
- alist->parameter().type() == PanWidthAutomation) {
- // vertical coordinate axis reversal
+ alist->parameter().type() == PanElevationAutomation) {
y = 1.0 - y;
- } else if (alist->parameter().type() == PluginAutomation) {
- y = (y - alist->get_min_y()) / (double)(alist->get_max_y()- alist->get_min_y());
+ } else if (alist->parameter().type() == PanWidthAutomation) {
+ y = .5 + y * .5;
} else {
- y = y / (double)alist->parameter().max(); /* ... like this */
+ y = (y - alist->get_min_y()) / (double)(alist->get_max_y() - alist->get_min_y());
}
+}
+void
+AutomationLine::model_to_view_coord (double& x, double& y) const
+{
+ model_to_view_coord_y (y);
x = _time_converter->to (x) - _offset;
}
void
AutomationLine::interpolation_changed (AutomationList::InterpolationStyle style)
{
- if (style == AutomationList::Discrete) {
- set_visibility (ControlPoints);
- line->hide();
- } else {
- set_visibility (Line);
+ if (line_points.size() > 1) {
+ line->set_steps(line_points, is_stepped());
}
}
void
AutomationLine::add_visible_control_point (uint32_t view_index, uint32_t pi, double tx, double ty,
- AutomationList::iterator model, uint32_t npoints)
+ AutomationList::iterator model, uint32_t npoints)
{
ControlPoint::ShapeType shape;
if (_visible & ControlPoints) {
control_points[view_index]->show ();
- control_points[view_index]->set_visible (true);
} else {
- control_points[view_index]->set_visible (false);
+ control_points[view_index]->hide ();
}
}
alist->StateChanged.connect (_list_connections, invalidator (*this), boost::bind (&AutomationLine::list_changed, this), gui_context());
alist->InterpolationChanged.connect (
- _list_connections, invalidator (*this), boost::bind (&AutomationLine::interpolation_changed, this, _1), gui_context()
- );
+ _list_connections, invalidator (*this), boost::bind (&AutomationLine::interpolation_changed, this, _1), gui_context());
}
MementoCommandBinder<AutomationList>*