#include <limits.h>
#include "ardour/amp.h"
-#include "ardour/io.h"
-#include "ardour/route.h"
#include "ardour/route_group.h"
-#include "ardour/session.h"
#include "ardour/session_route.h"
#include "ardour/dB.h"
#include "ardour/utils.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;
+Glib::RefPtr<Gdk::Pixbuf> GainMeter::slider_desensitised;
void
if ((slider = ::get_icon ("fader_belt")) == 0) {
throw failed_constructor();
}
+
+ if ((slider_desensitised = ::get_icon ("fader_belt_desensitised")) == 0) {
+ throw failed_constructor();
+ }
}
GainMeterBase::GainMeterBase (Session* s,
const Glib::RefPtr<Gdk::Pixbuf>& pix,
+ const Glib::RefPtr<Gdk::Pixbuf>& pix_desensitised,
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;
_width = Wide;
if (horizontal) {
- gain_slider = manage (new HSliderController (pix,
+ gain_slider = manage (new HSliderController (pix,
+ pix_desensitised,
&gain_adjustment,
fader_length,
false));
} else {
gain_slider = manage (new VSliderController (pix,
+ pix_desensitised,
&gain_adjustment,
fader_length,
false));
level_meter = new LevelMeter(_session);
- 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));
+ level_meter->ButtonPress.connect_same_thread (_level_meter_connection, boost::bind (&GainMeterBase::level_meter_button_press, this, _1));
+ meter_metric_area.signal_button_press_event().connect (sigc::mem_fun (*this, &GainMeterBase::level_meter_button_press));
+ meter_metric_area.add_events (Gdk::BUTTON_PRESS_MASK);
+
+ gain_slider->signal_button_press_event().connect (sigc::mem_fun(*this, &GainMeter::gain_slider_button_press), false);
+ gain_slider->signal_button_release_event().connect (sigc::mem_fun(*this, &GainMeter::gain_slider_button_release), false);
gain_slider->set_name ("GainFader");
gain_display.set_name ("MixerStripGainDisplay");
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), boost::bind (&GainMeterBase::setup_gain_adjustment, this), gui_context ()
+ );
}
+ setup_gain_adjustment ();
+
if (!_route || !_route->is_hidden()) {
using namespace Menu_Helpers;
gain_astate_menu.items().clear ();
- gain_astate_menu.items().push_back (MenuElem (_("Manual"),
+ gain_astate_menu.items().push_back (MenuElem (S_("Automation|Manual"),
sigc::bind (sigc::mem_fun (*(amp.get()), &Automatable::set_parameter_automation_state),
- Evoral::Parameter(GainAutomation), (AutoState) Off)));
+ Evoral::Parameter(GainAutomation), (AutoState) ARDOUR::Off)));
gain_astate_menu.items().push_back (MenuElem (_("Play"),
sigc::bind (sigc::mem_fun (*(amp.get()), &Automatable::set_parameter_automation_state),
Evoral::Parameter(GainAutomation), (AutoState) Play)));
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 (1.0/128.0);
+ gain_adjustment.set_page_increment (10.0/128.0);
+ gain_slider->set_default_value (1.0);
+ }
+
+ ignore_toggle = false;
+
+ effective_gain_display ();
+
+ _previous_amp_output_streams = _amp->output_streams ();
+}
+
void
GainMeterBase::hide_all_meters ()
{
{
float f;
- if (sscanf (gain_display.get_text().c_str(), "%f", &f) == 1) {
+ {
+ // Switch to user's preferred locale so that
+ // if they use different LC_NUMERIC conventions,
+ // we will honor them.
- /* clamp to displayable values */
+ PBD::LocaleGuard lg ("");
+ if (sscanf (gain_display.get_text().c_str(), "%f", &f) != 1) {
+ return;
+ }
+ }
+ /* clamp to displayable values */
+ if (_data_type == DataType::AUDIO) {
f = min (f, 6.0f);
-
_amp->set_gain (dB_to_coefficient(f), this);
+ } else {
+ f = min (fabs (f), 2.0f);
+ _amp->set_gain (f, this);
+ }
- if (gain_display.has_focus()) {
- PublicEditor::instance().reset_focus();
- }
+ if (gain_display.has_focus()) {
+ PublicEditor::instance().reset_focus();
}
}
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;
+
+ /* convert from adjustment range (0..1) to gain coefficient */
+
+ if (_data_type == DataType::AUDIO) {
+ value = slider_position_to_gain_with_max (gain_adjustment.get_value(), Config->get_max_gain());
+ } else {
+ value = gain_adjustment.get_value();
+ }
+
if (!ignore_toggle) {
if (_route && _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);
- }
+ _route->set_gain (value, this);
} else {
- _amp->set_gain (slider_position_to_gain (gain_adjustment.get_value()), this);
+ _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);
break;
case MeterCustom:
- return MeterInput;
+ return MeterInput;
break;
}
return false;
}
- return true;
+ return false;
}
bool
-GainMeterBase::gain_slider_button_release (GdkEventButton* ev)
+GainMeterBase::gain_slider_button_release (GdkEventButton*)
{
_amp->gain_control()->stop_touch (false, _amp->session().transport_frame());
- return true;
+ return false;
}
gint
string sstr;
switch (state) {
- case Off:
+ case ARDOUR::Off:
sstr = (shrt ? "M" : _("M"));
break;
case Play:
break;
}
- x = (_amp->gain_control()->alist()->automation_state() != Off);
+ x = (_amp->gain_control()->alist()->automation_state() != ARDOUR::Off);
if (gain_automation_state_button.get_active() != x) {
ignore_toggle = true;
}
GainMeter::GainMeter (Session* s, int fader_length)
- : GainMeterBase (s, slider, false, fader_length)
+ : GainMeterBase (s, slider, slider_desensitised, false, fader_length)
, gain_display_box(true, 0)
, hbox(true, 2)
{
if (_meter) {
_meter->ConfigurationChanged.connect (
- model_connections, invalidator (*this), ui_bind (&GainMeter::meter_configuration_changed, this, _1), gui_context()
+ model_connections, invalidator (*this), boost::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.
return sz.width;
}
-Glib::RefPtr<Gdk::Pixmap>
+cairo_pattern_t*
GainMeter::render_metrics (Gtk::Widget& w, vector<DataType> types)
{
Glib::RefPtr<Gdk::Window> win (w.get_window());
- Glib::RefPtr<Gdk::GC> bg_gc (w.get_style()->get_bg_gc (Gtk::STATE_NORMAL));
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(), "");
- metric_pixmaps[w.get_name()] = pixmap;
-
- pixmap->draw_rectangle (bg_gc, true, 0, 0, width, height);
-
- Glib::RefPtr<Pango::Layout> layout = w.create_pango_layout ("");
+ 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) {
- Glib::RefPtr<Gdk::GC> fg_gc (w.get_style()->get_fg_gc (Gtk::STATE_NORMAL));
-
+ 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.set_rgb_p (1, 1, 1);
+ 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.set_rgb_p (0.2, 0.2, 0.5);
+ 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;
}
-
- fg_gc->set_rgb_fg_color (c);
+ } 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 (0);
points.push_back (4);
break;
-
+
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 */
+ /* tweak so as not to overlay the -30dB mark */
points.push_back (48);
}
points.push_back (64);
points.push_back (127);
break;
}
-
+
char buf[32];
-
+
for (vector<int>::const_iterator j = points.begin(); j != points.end(); ++j) {
-
+
float fraction = 0;
switch (*i) {
case DataType::AUDIO:
fraction = *j / 127.0;
break;
}
-
+
gint const pos = height - (gint) floor (height * fraction);
+
+ 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));
-
- layout->set_text (buf);
-
+ pango_layout_set_text (layout, buf, strlen (buf));
+
/* we want logical extents, not ink extents here */
-
+
int tw, th;
- layout->get_pixel_size (tw, th);
-
- pixmap->draw_line (fg_gc, 0, pos, 4, pos);
-
+ pango_layout_get_pixel_size (layout, &tw, &th);
+
int p = pos - (th / 2);
p = min (p, height - th);
p = max (p, 0);
-
- pixmap->draw_layout (fg_gc, 6, p, 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)
{
Glib::RefPtr<Gdk::Window> win (meter_metric_area.get_window());
- Glib::RefPtr<Gdk::GC> bg_gc (meter_metric_area.get_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, _types);
+ 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;
}
}
}
+bool
+GainMeterBase::level_meter_button_press (GdkEventButton* ev)
+{
+ return LevelMeterButtonPress (ev); /* EMIT SIGNAL */
+}
+
void
GainMeter::meter_configuration_changed (ChanCount c)
{
style_changed = true;
meter_metric_area.queue_draw ();
}
+
projects / ardour.git / blobdiff