Replaces travelDir with port_angle

code/modules/shuttle/emergency.dm

@@ -182,7 +182,7 @@
 	width = 22
 	height = 11
 	dir = EAST
-	travelDir = -90
+	port_angle = -90
 	roundstart_move = "emergency_away"
 	var/sound_played = 0 //If the launch sound has been sent to all players on the shuttle itself
 

code/modules/shuttle/shuttle.dm

@@ -185,7 +185,11 @@
 	var/callTime = 150				//time spent in transit (deciseconds)
 	var/ignitionTime = 100			// time spent "starting the engines"
 	var/roundstart_move				//id of port to send shuttle to at roundstart
-	var/travelDir = 0				//direction the shuttle would travel in
+
+	// The direction the shuttle prefers to travel in
+	var/preferred_direction = NORTH
+	// And the angle from the front of the shuttle to the port
+	var/port_angle = 0 // used to be travelDir
 
 	var/obj/docking_port/stationary/destination
 	var/obj/docking_port/stationary/previous

code/modules/shuttle/supply.dm

@@ -20,7 +20,7 @@ var/list/blacklisted_cargo_types = typecacheof(list(
 	callTime = 600
 
 	dir = WEST
-	travelDir = 90
+	port_angle = 90
 	width = 12
 	dwidth = 5
 	height = 7