From c7e620ea901c83410cd4ab4269a8123f092f4dc4 Mon Sep 17 00:00:00 2001
From: Harrison Dowding <harrisondcrafter@gmail.com>
Date: Mon, 10 Apr 2023 20:55:45 +0100
Subject: [PATCH] altitude mode: add seafloor altitude mode extensions

---
 src/types/altitude_mode.rs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/types/altitude_mode.rs b/src/types/altitude_mode.rs
index f8e98c0..b8f581d 100644
--- a/src/types/altitude_mode.rs
+++ b/src/types/altitude_mode.rs
@@ -9,6 +9,8 @@ use crate::errors::Error;
 pub enum AltitudeMode {
     ClampToGround,
     RelativeToGround,
+    ClampToSeaFloor,
+    RelativeToSeaFloor,
     Absolute,
 }
 
@@ -25,6 +27,8 @@ impl FromStr for AltitudeMode {
         match s {
             "clampToGround" => Ok(Self::ClampToGround),
             "relativeToGround" => Ok(Self::RelativeToGround),
+            "clampToSeaFloor" => Ok(Self::ClampToSeaFloor),
+            "relativeToSeaFloor" => Ok(Self::RelativeToSeaFloor),
             "absolute" => Ok(Self::Absolute),
             v => Err(Error::InvalidAltitudeMode(v.to_string())),
         }
@@ -39,6 +43,8 @@ impl fmt::Display for AltitudeMode {
             match self {
                 Self::ClampToGround => "clampToGround",
                 Self::RelativeToGround => "relativeToGround",
+                Self::ClampToSeaFloor => "clampToSeaFloor",
+                Self::RelativeToSeaFloor => "relativeToSeaFloor",
                 Self::Absolute => "absolute",
             }
         )