Add support for stereo width on the audio bus.

[nageru] / mainwindow.cpp

diff --git a/mainwindow.cpp b/mainwindow.cpp
index 839f1b359e1a9060fdb64a8cfdd942b0f42c26ea..ead7a872422c9d676ff66fa210e7324dde7b3511 100644 (file)
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -557,6 +557,7 @@ void MainWindow::setup_audio_expanded_view()
                ui_audio_expanded_view->bus_desc_label->setFullText(
                        QString::fromStdString(get_bus_desc_label(mapping.buses[bus_index])));
                audio_expanded_views[bus_index] = ui_audio_expanded_view;
+               update_stereo_label(bus_index, lrintf(100.0f * global_audio_mixer->get_stereo_width(bus_index)));
                update_eq_label(bus_index, EQ_BAND_TREBLE, global_audio_mixer->get_eq(bus_index, EQ_BAND_TREBLE));
                update_eq_label(bus_index, EQ_BAND_MID, global_audio_mixer->get_eq(bus_index, EQ_BAND_MID));
                update_eq_label(bus_index, EQ_BAND_BASS, global_audio_mixer->get_eq(bus_index, EQ_BAND_BASS));
@@ -572,6 +573,9 @@ void MainWindow::setup_audio_expanded_view()
                        midi_mapper.refresh_lights();
                });
 
+               connect(ui_audio_expanded_view->stereo_width_knob, &QDial::valueChanged,
+                       bind(&MainWindow::stereo_width_knob_changed, this, bus_index, _1));
+
                connect(ui_audio_expanded_view->treble_knob, &QDial::valueChanged,
                        bind(&MainWindow::eq_knob_changed, this, bus_index, EQ_BAND_TREBLE, _1));
                connect(ui_audio_expanded_view->mid_knob, &QDial::valueChanged,
@@ -805,6 +809,14 @@ void MainWindow::report_disk_space(off_t free_bytes, double estimated_seconds_le
        });
 }
 
+void MainWindow::stereo_width_knob_changed(unsigned bus_index, int value)
+{
+       float stereo_width = value * 0.01f;
+       global_audio_mixer->set_stereo_width(bus_index, stereo_width);
+
+       update_stereo_label(bus_index, value);
+}
+
 void MainWindow::eq_knob_changed(unsigned bus_index, EQBand band, int value)
 {
        float gain_db = value * 0.1f;
@@ -813,6 +825,15 @@ void MainWindow::eq_knob_changed(unsigned bus_index, EQBand band, int value)
        update_eq_label(bus_index, band, gain_db);
 }
 
+void MainWindow::update_stereo_label(unsigned bus_index, int stereo_width_percent)
+{
+       char buf[256];
+       snprintf(buf, sizeof(buf), "Stereo: %d%%", stereo_width_percent);
+
+       Ui::AudioExpandedView *view = audio_expanded_views[bus_index];
+       view->stereo_width_label->setText(buf);
+}
+
 void MainWindow::update_eq_label(unsigned bus_index, EQBand band, float gain_db)
 {
        Ui::AudioExpandedView *view = audio_expanded_views[bus_index];
@@ -1098,6 +1119,11 @@ void MainWindow::set_makeup_gain(float value)
        set_relative_value(ui->makeup_gain_knob, value);
 }
 
+void MainWindow::set_stereo_width(unsigned bus_idx, float value)
+{
+       set_relative_value_if_exists(bus_idx, &Ui::AudioExpandedView::stereo_width_knob, value);
+}
+
 void MainWindow::set_treble(unsigned bus_idx, float value)
 {
        set_relative_value_if_exists(bus_idx, &Ui::AudioExpandedView::treble_knob, value);
@@ -1220,6 +1246,11 @@ void MainWindow::highlight_makeup_gain(bool highlight)
        });
 }
 
+void MainWindow::highlight_stereo_width(unsigned bus_idx, bool highlight)
+{
+       highlight_control_if_exists(bus_idx, &Ui::AudioExpandedView::stereo_width_knob, highlight);
+}
+
 void MainWindow::highlight_treble(unsigned bus_idx, bool highlight)
 {
        highlight_control_if_exists(bus_idx, &Ui::AudioExpandedView::treble_knob, highlight);