From 0cc165308de6544e3b1f5f383bad2a998099f371 Mon Sep 17 00:00:00 2001
From: Andrew Tridgell <andrew@tridgell.net>
Date: Wed, 9 Sep 2015 09:13:12 +1000
Subject: [PATCH] Plane: use 4 degrees if zero takeoff pitch

---
 ArduPlane/commands_logic.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/ArduPlane/commands_logic.cpp b/ArduPlane/commands_logic.cpp
index cad18cffe8..7762e9cb7a 100644
--- a/ArduPlane/commands_logic.cpp
+++ b/ArduPlane/commands_logic.cpp
@@ -320,6 +320,10 @@ void Plane::do_takeoff(const AP_Mission::Mission_Command& cmd)
     set_next_WP(cmd.content.location);
     // pitch in deg, airspeed  m/s, throttle %, track WP 1 or 0
     auto_state.takeoff_pitch_cd        = (int16_t)cmd.p1 * 100;
+    if (auto_state.takeoff_pitch_cd <= 0) {
+        // if the mission doesn't specify a pitch use 4 degrees
+        auto_state.takeoff_pitch_cd = 400;
+    }
     auto_state.takeoff_altitude_rel_cm = next_WP_loc.alt - home.alt;
     next_WP_loc.lat = home.lat + 10;
     next_WP_loc.lng = home.lng + 10;