From 534c172ca683ed28d590bed6aefa20bc532c3670 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Alberto=20Garci=CC=81a=20Hierro?= <alberto@garciahierro.com>
Date: Sun, 6 Jan 2019 18:19:36 +0000
Subject: [PATCH] Add support for MSL Altitude OSD indicator

---
 _locales/en/messages.json |  6 ++++++
 tabs/osd.js               | 11 +++++++++++
 2 files changed, 17 insertions(+)

diff --git a/_locales/en/messages.json b/_locales/en/messages.json
index 020f9fa5..a50f5c50 100755
--- a/_locales/en/messages.json
+++ b/_locales/en/messages.json
@@ -2512,6 +2512,12 @@
     "osdElement_GPS_SPEED_HELP": {
         "message": "Shows GPS ground speed."
     },
+    "osdElement_MSL_ALTITUDE": {
+        "message": "MSL Altitude"
+    },
+    "osdElement_MSL_ALTITUDE_HELP": {
+        "message": "Altitude above Mean Sea Level"
+    },
     "osdElement_3D_SPEED": {
         "message": "3D Speed"
     },   
diff --git a/tabs/osd.js b/tabs/osd.js
index c2e5f233..22812d3b 100644
--- a/tabs/osd.js
+++ b/tabs/osd.js
@@ -807,6 +807,17 @@ OSD.constants = {
                         return FONT.embed_dot(' 40') + FONT.symbol(SYM.KMH);
                     }
                 },
+                {
+                    name: 'MSL_ALTITUDE',
+                    id: 87,
+                    preview: function(osd_data) {
+                        if (OSD.data.preferences.units === 0) {
+                            // Imperial
+                            return FONT.symbol(SYM.ALT_FT) + '275';
+                        }
+                        return FONT.symbol(SYM.ALT_M) + '477';
+                    },
+                },
                 {
                     name: '3D_SPEED',
                     id: 85,