From f3e2ecc05ad9df6b428b80bd32ad2e8d3f7192a1 Mon Sep 17 00:00:00 2001
From: "Steinar H. Gunderson" <sgunderson@bigfoot.com>
Date: Mon, 29 Aug 2016 20:26:16 +0200
Subject: [PATCH] Fix an issue where cutoff would not be properly marked when
 setting new mappings.

---
 audio_mixer.h  | 5 +++++
 mainwindow.cpp | 6 ++++++
 mainwindow.h   | 1 +
 3 files changed, 12 insertions(+)

diff --git a/audio_mixer.h b/audio_mixer.h
index 1e25f52..34e7dc0 100644
--- a/audio_mixer.h
+++ b/audio_mixer.h
@@ -108,6 +108,11 @@ public:
 		locut_cutoff_hz = cutoff_hz;
 	}
 
+	float get_locut_cutoff() const
+	{
+		return locut_cutoff_hz;
+	}
+
 	void set_locut_enabled(unsigned bus, bool enabled)
 	{
 		locut_enabled[bus] = enabled;
diff --git a/mainwindow.cpp b/mainwindow.cpp
index ea742f7..f59824c 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -421,6 +421,8 @@ void MainWindow::setup_audio_expanded_view()
 		reduction_meter->set_ref_level(0.0f);
 		reduction_meter->set_flip(true);
 	}
+
+	update_cutoff_labels(global_mixer->get_audio_mixer()->get_locut_cutoff());
 }
 
 void MainWindow::mixer_shutting_down()
@@ -495,7 +497,11 @@ void MainWindow::cutoff_knob_changed(int value)
 	float octaves = value * 0.1f;
 	float cutoff_hz = 20.0 * pow(2.0, octaves);
 	global_mixer->get_audio_mixer()->set_locut_cutoff(cutoff_hz);
+	update_cutoff_labels(cutoff_hz);
+}
 
+void MainWindow::update_cutoff_labels(float cutoff_hz)
+{
 	char buf[256];
 	snprintf(buf, sizeof(buf), "%ld Hz", lrintf(cutoff_hz));
 	ui->locut_cutoff_display->setText(buf);
diff --git a/mainwindow.h b/mainwindow.h
index 4c9d0b8..09fc887 100644
--- a/mainwindow.h
+++ b/mainwindow.h
@@ -62,6 +62,7 @@ private:
 	void setup_audio_expanded_view();
 	bool eventFilter(QObject *watched, QEvent *event) override;
 	void set_white_balance(int channel_number, int x, int y);
+	void update_cutoff_labels(float cutoff_hz);
 	void update_eq_label(unsigned bus_index, EQBand band, float gain_db);
 
 	// Called from DiskSpaceEstimator.
-- 
2.39.2