From ba3ca90c799e5e795f3159563f2a1782ed436525 Mon Sep 17 00:00:00 2001
From: Ryan Meagher <35713572+RyanMeagher@users.noreply.github.com>
Date: Thu, 5 Aug 2021 11:04:35 -0700
Subject: [PATCH] Update PX4FirmwarePlugin.cc

Add negative thrust For UUV vehicle types in PX4
---
 src/FirmwarePlugin/PX4/PX4FirmwarePlugin.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/FirmwarePlugin/PX4/PX4FirmwarePlugin.cc b/src/FirmwarePlugin/PX4/PX4FirmwarePlugin.cc
index 165f1ae..780b904 100644
--- a/src/FirmwarePlugin/PX4/PX4FirmwarePlugin.cc
+++ b/src/FirmwarePlugin/PX4/PX4FirmwarePlugin.cc
@@ -629,7 +629,7 @@ QString PX4FirmwarePlugin::_versionRegex() {
 
 bool PX4FirmwarePlugin::supportsNegativeThrust(Vehicle* vehicle)
 {
-    return vehicle->vehicleType() == MAV_TYPE_GROUND_ROVER;
+    return ((vehicle->vehicleType() == MAV_TYPE_GROUND_ROVER) || (vehicle->vehicleType() == MAV_TYPE_SUBMARINE));
 }
 
 QString PX4FirmwarePlugin::getHobbsMeter(Vehicle* vehicle)