From 10a11492ddd51ece93ee114dfd61ffefc29dad25 Mon Sep 17 00:00:00 2001
From: Paul Davis <paul@linuxaudiosystems.com>
Date: Wed, 3 Feb 2016 17:27:14 -0500
Subject: [PATCH] mackie: fix gain control display

---
 libs/surfaces/mackie/strip.cc | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/libs/surfaces/mackie/strip.cc b/libs/surfaces/mackie/strip.cc
index 84d949cfd1..e71c9a6798 100644
--- a/libs/surfaces/mackie/strip.cc
+++ b/libs/surfaces/mackie/strip.cc
@@ -912,6 +912,16 @@ Strip::do_parameter_display (AutomationType type, float val)
 
 	switch (type) {
 	case GainAutomation:
+		if (val == 0.0) {
+			pending_display[1] = " -inf ";
+		} else {
+			float dB = accurate_coefficient_to_dB (val);
+			snprintf (buf, sizeof (buf), "%6.1f", dB);
+			pending_display[1] = buf;
+			screen_hold = true;
+		}
+		break;
+
 	case BusSendLevel:
 		if (Profile->get_mixbus()) {  //Mixbus sends are already stored in dB
 			snprintf (buf, sizeof (buf), "%2.1f", val);