Add diagonal player marker to maps

mods/ITEMS/mcl_maps/init.lua

@@ -321,7 +321,7 @@ minetest.register_globalstep(function(dtime)
 			local minp = string_to_pos(meta:get_string("mcl_maps:minp"))
 			local maxp = string_to_pos(meta:get_string("mcl_maps:maxp"))
 
-			local marker = "mcl_maps_player_arrow.png"
+			local marker
 
 			if pos.x < minp.x then
 				marker = "mcl_maps_player_dot.png"
@@ -339,9 +339,20 @@ minetest.register_globalstep(function(dtime)
 				pos.z = maxp.z
 			end
 
-			if marker == "mcl_maps_player_arrow.png" then
-				local yaw = (math.floor(player:get_look_horizontal() * 180 / math.pi / 90 + 0.5) % 4) * 90
-				marker = marker .. "^[transformR" .. yaw
+			if nil == marker then
+				local yaw = (math.floor(player:get_look_horizontal() * 180 / math.pi / 45 + 0.5) % 8) * 45
+				if yaw == 0 or
+				   yaw == 90 or
+				   yaw == 180 or
+				   yaw == 270 then
+					marker = "mcl_maps_player_arrow.png" .. "^[transformR" .. yaw
+				end
+				if yaw == 45 or
+				   yaw == 135 or
+				   yaw == 225 or
+				   yaw == 315 then
+					marker = "mcl_maps_player_arrow_diagonal.png" .. "^[transformR" .. (yaw - 45)
+				end
 			end
 
 			player:hud_change(hud.marker, "text", marker)