#include "ardour_ui.h"
#include "gain_meter.h"
+#include "global_signals.h"
#include "logmeter.h"
#include "gui_thread.h"
#include "keyboard.h"
sigc::signal<void> GainMeterBase::ResetAllPeakDisplays;
sigc::signal<void,RouteGroup*> GainMeterBase::ResetGroupPeakDisplays;
-map<string,Glib::RefPtr<Gdk::Pixmap> > GainMeter::metric_pixmaps;
+GainMeter::MetricPatterns GainMeter::metric_patterns;
Glib::RefPtr<Gdk::Pixbuf> GainMeter::slider;
const Glib::RefPtr<Gdk::Pixbuf>& pix,
bool horizontal,
int fader_length)
- : gain_adjustment (0.781787, 0.0, 1.0, 0.01, 0.1) // 0.781787 is the value needed for gain to be set to 0.
+ : gain_adjustment (gain_to_slider_position_with_max (1.0, Config->get_max_gain()), 0.0, 1.0, 0.01, 0.1)
, gain_automation_style_button ("")
, gain_automation_state_button ("")
+ , style_changed (false)
, dpi_changed (false)
- , _is_midi (false)
+ , _data_type (DataType::AUDIO)
{
using namespace Menu_Helpers;
ignore_toggle = false;
meter_menu = 0;
next_release_selects = false;
- style_changed = true;
_width = Wide;
if (horizontal) {
- gain_slider = manage (new HSliderController (pix,
+ gain_slider = manage (new HSliderController (pix,
&gain_adjustment,
fader_length,
false));
level_meter = new LevelMeter(_session);
- gain_slider->signal_button_press_event().connect (sigc::mem_fun(*this, &GainMeter::start_gain_touch));
- gain_slider->signal_button_release_event().connect (sigc::mem_fun(*this, &GainMeter::end_gain_touch));
+ gain_slider->signal_button_press_event().connect (sigc::mem_fun(*this, &GainMeter::gain_slider_button_press));
+ gain_slider->signal_button_release_event().connect (sigc::mem_fun(*this, &GainMeter::gain_slider_button_release));
gain_slider->set_name ("GainFader");
gain_display.set_name ("MixerStripGainDisplay");
- gain_display.set_has_frame (false);
set_size_request_to_display_given_text (gain_display, "-80.g", 2, 6); /* note the descender */
gain_display.signal_activate().connect (sigc::mem_fun (*this, &GainMeter::gain_activated));
gain_display.signal_focus_in_event().connect (sigc::mem_fun (*this, &GainMeter::gain_focused), false);
gain_display.signal_focus_out_event().connect (sigc::mem_fun (*this, &GainMeter::gain_focused), false);
peak_display.set_name ("MixerStripPeakDisplay");
-// peak_display.set_has_frame (false);
-// peak_display.set_editable (false);
- set_size_request_to_display_given_text (peak_display, "-80.g", 2, 6); /* note the descender */
+ set_size_request_to_display_given_text (peak_display, "-80.g", 2, 6); /* note the descender */
max_peak = minus_infinity();
peak_display.set_label (_("-inf"));
peak_display.unset_flags (Gtk::CAN_FOCUS);
level_meter->set_meter (pm.get());
gain_slider->set_controllable (amp->gain_control());
- if (!_route || _route->output()->n_ports().n_midi() == 0) {
- _is_midi = false;
- gain_adjustment.set_lower (0.0);
- gain_adjustment.set_upper (1.0);
- gain_adjustment.set_step_increment (0.01);
- gain_adjustment.set_page_increment (0.1);
- } else {
- _is_midi = true;
- gain_adjustment.set_lower (0.0);
- gain_adjustment.set_upper (2.0);
- gain_adjustment.set_step_increment (0.05);
- gain_adjustment.set_page_increment (0.1);
+ if (amp) {
+ amp->ConfigurationChanged.connect (
+ model_connections, invalidator (*this), ui_bind (&GainMeterBase::setup_gain_adjustment, this), gui_context ()
+ );
}
+ setup_gain_adjustment ();
+
if (!_route || !_route->is_hidden()) {
using namespace Menu_Helpers;
connections.push_back (gain_automation_state_button.signal_button_press_event().connect (sigc::mem_fun(*this, &GainMeterBase::gain_automation_state_button_event), false));
boost::shared_ptr<AutomationControl> gc = amp->gain_control();
-
+
gc->alist()->automation_state_changed.connect (model_connections, invalidator (*this), boost::bind (&GainMeter::gain_automation_state_changed, this), gui_context());
gc->alist()->automation_style_changed.connect (model_connections, invalidator (*this), boost::bind (&GainMeter::gain_automation_style_changed, this), gui_context());
-
+
gain_automation_state_changed ();
}
-
+
amp->gain_control()->Changed.connect (model_connections, invalidator (*this), boost::bind (&GainMeterBase::gain_changed, this), gui_context());
gain_changed ();
update_gain_sensitive ();
}
+void
+GainMeterBase::setup_gain_adjustment ()
+{
+ if (!_amp) {
+ return;
+ }
+
+ if (_previous_amp_output_streams == _amp->output_streams ()) {
+ return;
+ }
+
+ ignore_toggle = true;
+
+ if (_amp->output_streams().n_midi() == 0) {
+ _data_type = DataType::AUDIO;
+ gain_adjustment.set_lower (0.0);
+ gain_adjustment.set_upper (1.0);
+ gain_adjustment.set_step_increment (0.01);
+ gain_adjustment.set_page_increment (0.1);
+ gain_slider->set_default_value (gain_to_slider_position (1));
+ } else {
+ _data_type = DataType::MIDI;
+ gain_adjustment.set_lower (0.0);
+ gain_adjustment.set_upper (2.0);
+ gain_adjustment.set_step_increment (0.05);
+ gain_adjustment.set_page_increment (0.1);
+ gain_slider->set_default_value (1);
+ }
+
+ ignore_toggle = false;
+
+ effective_gain_display ();
+
+ _previous_amp_output_streams = _amp->output_streams ();
+}
+
void
GainMeterBase::hide_all_meters ()
{
{
if (_route && group == _route->route_group()) {
reset_peak_display ();
- }
+ }
}
void
float v = gain_adjustment.get_value();
- if (!_is_midi) {
+ switch (_data_type) {
+ case DataType::AUDIO:
if (v == 0.0) {
strcpy (buf, _("-inf"));
} else {
- snprintf (buf, sizeof (buf), "%.1f", accurate_coefficient_to_dB (slider_position_to_gain (v)));
+ snprintf (buf, sizeof (buf), "%.1f", accurate_coefficient_to_dB (slider_position_to_gain_with_max (v, Config->get_max_gain())));
}
- } else {
+ break;
+ case DataType::MIDI:
snprintf (buf, sizeof (buf), "%.1f", v);
+ break;
}
gain_display.set_text (buf);
void
GainMeterBase::gain_adjusted ()
{
+ gain_t value = 0;
+
+ switch (_data_type) {
+ case DataType::AUDIO:
+ value = slider_position_to_gain_with_max (gain_adjustment.get_value(), Config->get_max_gain());
+ break;
+ case DataType::MIDI:
+ value = gain_adjustment.get_value ();
+ break;
+ }
+
if (!ignore_toggle) {
- if (_route) {
- if (_route->amp() == _amp) {
- if (_is_midi) {
- _route->set_gain (gain_adjustment.get_value(), this);
- } else {
- _route->set_gain (slider_position_to_gain (gain_adjustment.get_value()), this);
- }
- } else {
- _amp->set_gain (slider_position_to_gain (gain_adjustment.get_value()), this);
- }
+ if (_route && _route->amp() == _amp) {
+ _route->set_gain (value, this);
+ } else {
+ _amp->set_gain (value, this);
}
}
void
GainMeterBase::effective_gain_display ()
{
- gfloat value;
+ float value = 0.0;
- if (!_route || _route->output()->n_ports().n_midi() == 0) {
- value = gain_to_slider_position (_amp->gain());
- } else {
+ switch (_data_type) {
+ case DataType::AUDIO:
+ value = gain_to_slider_position_with_max (_amp->gain(), Config->get_max_gain());
+ break;
+ case DataType::MIDI:
value = _amp->gain ();
+ break;
}
- //cerr << this << " for " << _io->name() << " EGAIN = " << value
- // << " AGAIN = " << gain_adjustment.get_value () << endl;
- // stacktrace (cerr, 20);
-
if (gain_adjustment.get_value() != value) {
ignore_toggle = true;
gain_adjustment.set_value (value);
void
GainMeterBase::set_fader_name (const char * name)
{
- gain_slider->set_name (name);
+ uint32_t rgb_active = rgba_from_style (name, 0xff, 0, 0xff, 0, "bg", STATE_ACTIVE, false);
+ uint32_t rgb_normal = rgba_from_style (name, 0xff, 0xff, 0, 0, "bg", STATE_NORMAL, false);
+
+ gain_slider->set_border_colors (rgb_normal, rgb_active);
}
void
break;
case MeterPostFader:
+ return MeterOutput;
+ break;
+
+ case MeterOutput:
return MeterCustom;
break;
case MeterCustom:
- return MeterInput;
+ return MeterInput;
break;
}
*/
if (ev->button == 1) {
- set_mix_group_meter_point (*_route, next_meter_point (_route->meter_point()));
+ set_route_group_meter_point (*_route, next_meter_point (_route->meter_point()));
}
} else {
gint
GainMeterBase::meter_release(GdkEventButton*)
{
- if(!ignore_toggle){
- if (wait_for_release){
+ if (!ignore_toggle) {
+ if (wait_for_release) {
wait_for_release = false;
if (_route) {
}
void
-GainMeterBase::set_mix_group_meter_point (Route& route, MeterPoint mp)
+GainMeterBase::set_route_group_meter_point (Route& route, MeterPoint mp)
{
- RouteGroup* mix_group;
+ RouteGroup* route_group;
- if((mix_group = route.route_group()) != 0){
- mix_group->apply (&Route::set_meter_point, mp);
+ if ((route_group = route.route_group ()) != 0) {
+ route_group->foreach_route (boost::bind (&Route::set_meter_point, _1, mp, false));
} else {
route.set_meter_point (mp);
}
}
}
-gint
-GainMeterBase::start_gain_touch (GdkEventButton*)
+bool
+GainMeterBase::gain_slider_button_press (GdkEventButton* ev)
{
- _amp->gain_control()->start_touch (_amp->session().transport_frame());
- return FALSE;
+ switch (ev->type) {
+ case GDK_BUTTON_PRESS:
+ _amp->gain_control()->start_touch (_amp->session().transport_frame());
+ break;
+ default:
+ return false;
+ }
+
+ return true;
}
-gint
-GainMeterBase::end_gain_touch (GdkEventButton*)
+bool
+GainMeterBase::gain_slider_button_release (GdkEventButton*)
{
_amp->gain_control()->stop_touch (false, _amp->session().transport_frame());
- return FALSE;
+ return true;
}
gint
GainMeter::GainMeter (Session* s, int fader_length)
: GainMeterBase (s, slider, false, fader_length)
+ , gain_display_box(true, 0)
+ , hbox(true, 2)
{
- gain_display_box.set_homogeneous (true);
- gain_display_box.set_spacing (2);
gain_display_box.pack_start (gain_display, true, true);
meter_metric_area.set_name ("AudioTrackMetrics");
- set_size_request_to_display_given_text (meter_metric_area, "-50", 0, 0);
+ set_size_request_to_display_given_text (meter_metric_area, "-127", 0, 0);
gain_automation_style_button.set_name ("MixerAutomationModeButton");
gain_automation_state_button.set_name ("MixerAutomationPlaybackButton");
gain_automation_state_button.set_size_request(15, 15);
gain_automation_style_button.set_size_request(15, 15);
- HBox* fader_centering_box = manage (new HBox);
- fader_centering_box->pack_start (*gain_slider, true, false);
-
fader_vbox = manage (new Gtk::VBox());
fader_vbox->set_spacing (0);
- fader_vbox->pack_start (*fader_centering_box, false, false, 0);
+ fader_vbox->pack_start (*gain_slider, true, true);
- hbox.set_spacing (2);
- hbox.pack_start (*fader_vbox, true, true);
+ fader_alignment.set (0.5, 0.5, 0.0, 1.0);
+ fader_alignment.add (*fader_vbox);
+
+ hbox.pack_start (fader_alignment, true, true);
set_spacing (2);
pack_start (gain_display_box, Gtk::PACK_SHRINK);
pack_start (hbox, Gtk::PACK_SHRINK);
- meter_metric_area.signal_expose_event().connect (sigc::mem_fun(*this, &GainMeter::meter_metrics_expose));
+ meter_alignment.set (0.5, 0.5, 0.0, 1.0);
+ meter_alignment.add (*level_meter);
+
+ meter_metric_area.signal_expose_event().connect (
+ sigc::mem_fun(*this, &GainMeter::meter_metrics_expose));
}
void
boost::shared_ptr<PeakMeter> meter,
boost::shared_ptr<Amp> amp)
{
- if (level_meter->get_parent()) {
- hbox.remove (*level_meter);
+ if (meter_alignment.get_parent()) {
+ hbox.remove (meter_alignment);
}
if (peak_display.get_parent()) {
GainMeterBase::set_controls (r, meter, amp);
+ if (_meter) {
+ _meter->ConfigurationChanged.connect (
+ model_connections, invalidator (*this), ui_bind (&GainMeter::meter_configuration_changed, this, _1), gui_context()
+ );
+
+ meter_configuration_changed (_meter->input_streams ());
+ }
+
+
/*
if we have a non-hidden route (ie. we're not the click or the auditioner),
pack some route-dependent stuff.
*/
gain_display_box.pack_end (peak_display, true, true);
- hbox.pack_end (*level_meter, true, true);
+ hbox.pack_start (meter_alignment, true, true);
if (r && !r->is_hidden()) {
fader_vbox->pack_start (gain_automation_state_button, false, false, 0);
return sz.width;
}
-Glib::RefPtr<Gdk::Pixmap>
-GainMeter::render_metrics (Gtk::Widget& w)
+cairo_pattern_t*
+GainMeter::render_metrics (Gtk::Widget& w, vector<DataType> types)
{
Glib::RefPtr<Gdk::Window> win (w.get_window());
- Glib::RefPtr<Gdk::GC> fg_gc (w.get_style()->get_fg_gc (Gtk::STATE_NORMAL));
- Glib::RefPtr<Gdk::GC> bg_gc (w.get_style()->get_bg_gc (Gtk::STATE_NORMAL));
- gint width, height;
- int db_points[] = { -50, -40, -20, -30, -10, -3, 0, 4 };
- char buf[32];
+ gint width, height;
win->get_size (width, height);
- Glib::RefPtr<Gdk::Pixmap> pixmap = Gdk::Pixmap::create (win, width, height);
+ cairo_surface_t* surface = cairo_image_surface_create (CAIRO_FORMAT_RGB24, width, height);
+ cairo_t* cr = cairo_create (surface);
+ PangoLayout* layout = gtk_widget_create_pango_layout (w.gobj(), "");
+
+ cairo_move_to (cr, 0, 0);
+ cairo_rectangle (cr, 0, 0, width, height);
+ {
+ Gdk::Color c = w.get_style()->get_bg (Gtk::STATE_NORMAL);
+ cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
+ }
+ cairo_fill (cr);
+
+ for (vector<DataType>::const_iterator i = types.begin(); i != types.end(); ++i) {
+
+ Gdk::Color c;
+
+ if (types.size() > 1) {
+ /* we're overlaying more than 1 set of marks, so use different colours */
+ Gdk::Color c;
+ switch (*i) {
+ case DataType::AUDIO:
+ c = w.get_style()->get_fg (Gtk::STATE_NORMAL);
+ cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
+ break;
+ case DataType::MIDI:
+ c = w.get_style()->get_fg (Gtk::STATE_ACTIVE);
+ cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
+ break;
+ }
+ } else {
+ c = w.get_style()->get_fg (Gtk::STATE_NORMAL);
+ cairo_set_source_rgb (cr, c.get_red_p(), c.get_green_p(), c.get_blue_p());
+ }
+
+ vector<int> points;
+
+ switch (*i) {
+ case DataType::AUDIO:
+ points.push_back (-50);
+ points.push_back (-40);
+ points.push_back (-30);
+ points.push_back (-20);
+ points.push_back (-10);
+ points.push_back (-3);
+ points.push_back (0);
+ points.push_back (4);
+ break;
- metric_pixmaps[w.get_name()] = pixmap;
+ case DataType::MIDI:
+ points.push_back (0);
+ if (types.size() == 1) {
+ points.push_back (32);
+ } else {
+ /* tweak so as not to overlay the -30dB mark */
+ points.push_back (48);
+ }
+ points.push_back (64);
+ points.push_back (96);
+ points.push_back (127);
+ break;
+ }
- pixmap->draw_rectangle (bg_gc, true, 0, 0, width, height);
+ char buf[32];
- Glib::RefPtr<Pango::Layout> layout = w.create_pango_layout("");
+ for (vector<int>::const_iterator j = points.begin(); j != points.end(); ++j) {
- for (uint32_t i = 0; i < sizeof (db_points)/sizeof (db_points[0]); ++i) {
+ float fraction = 0;
+ switch (*i) {
+ case DataType::AUDIO:
+ fraction = log_meter (*j);
+ break;
+ case DataType::MIDI:
+ fraction = *j / 127.0;
+ break;
+ }
- float fraction = log_meter (db_points[i]);
- gint pos = height - (gint) floor (height * fraction);
+ gint const pos = height - (gint) floor (height * fraction);
- snprintf (buf, sizeof (buf), "%d", abs (db_points[i]));
+ cairo_set_line_width (cr, 1.0);
+ cairo_move_to (cr, 0, pos);
+ cairo_line_to (cr, 4, pos);
+ cairo_stroke (cr);
+
+ snprintf (buf, sizeof (buf), "%d", abs (*j));
+ pango_layout_set_text (layout, buf, strlen (buf));
- layout->set_text (buf);
+ /* we want logical extents, not ink extents here */
- /* we want logical extents, not ink extents here */
+ int tw, th;
+ pango_layout_get_pixel_size (layout, &tw, &th);
- int width, height;
- layout->get_pixel_size (width, height);
+ int p = pos - (th / 2);
+ p = min (p, height - th);
+ p = max (p, 0);
- pixmap->draw_line (fg_gc, 0, pos, 4, pos);
- pixmap->draw_layout (fg_gc, 6, pos - (height/2), layout);
+ cairo_move_to (cr, 6, p);
+ pango_cairo_show_layout (cr, layout);
+ }
}
- return pixmap;
+ cairo_pattern_t* pattern = cairo_pattern_create_for_surface (surface);
+ MetricPatterns::iterator p;
+
+ if ((p = metric_patterns.find (w.get_name())) != metric_patterns.end()) {
+ cairo_pattern_destroy (p->second);
+ }
+
+ metric_patterns[w.get_name()] = pattern;
+
+ cairo_destroy (cr);
+ cairo_surface_destroy (surface);
+ g_object_unref (layout);
+
+ return pattern;
}
gint
GainMeter::meter_metrics_expose (GdkEventExpose *ev)
{
- static Glib::RefPtr<Gtk::Style> meter_style;
- if (style_changed) {
- meter_style = meter_metric_area.get_style();
- }
Glib::RefPtr<Gdk::Window> win (meter_metric_area.get_window());
- Glib::RefPtr<Gdk::GC> bg_gc (meter_style->get_bg_gc (Gtk::STATE_INSENSITIVE));
- GdkRectangle base_rect;
- GdkRectangle draw_rect;
- gint width, height;
+ cairo_t* cr;
- win->get_size (width, height);
+ cr = gdk_cairo_create (win->gobj());
+
+ /* clip to expose area */
- base_rect.width = width;
- base_rect.height = height;
- base_rect.x = 0;
- base_rect.y = 0;
+ gdk_cairo_rectangle (cr, &ev->area);
+ cairo_clip (cr);
- Glib::RefPtr<Gdk::Pixmap> pixmap;
- std::map<string,Glib::RefPtr<Gdk::Pixmap> >::iterator i = metric_pixmaps.find (meter_metric_area.get_name());
+ cairo_pattern_t* pattern;
+ MetricPatterns::iterator i = metric_patterns.find (meter_metric_area.get_name());
- if (i == metric_pixmaps.end() || style_changed || dpi_changed) {
- pixmap = render_metrics (meter_metric_area);
+ if (i == metric_patterns.end() || style_changed || dpi_changed) {
+ pattern = render_metrics (meter_metric_area, _types);
} else {
- pixmap = i->second;
+ pattern = i->second;
}
- gdk_rectangle_intersect (&ev->area, &base_rect, &draw_rect);
- win->draw_drawable (bg_gc, pixmap, draw_rect.x, draw_rect.y, draw_rect.x, draw_rect.y, draw_rect.width, draw_rect.height);
+ cairo_move_to (cr, 0, 0);
+ cairo_set_source (cr, pattern);
+
+ gint width, height;
+ win->get_size (width, height);
+
+ cairo_rectangle (cr, 0, 0, width, height);
+ cairo_fill (cr);
+
style_changed = false;
+ dpi_changed = false;
+
+ cairo_destroy (cr);
+
return true;
}
}
}
+void
+GainMeter::meter_configuration_changed (ChanCount c)
+{
+ _types.clear ();
+ for (DataType::iterator i = DataType::begin(); i != DataType::end(); ++i) {
+ if (c.get (*i) > 0) {
+ _types.push_back (*i);
+ }
+ }
+
+ style_changed = true;
+ meter_metric_area.queue_draw ();
+}