Add a bossbar limit setting

mods/HUD/mcl_bossbars/init.lua

@@ -3,6 +3,7 @@ mcl_bossbars = {
 	huds = {},
 	static = {},
 	colors = {"light_purple", "blue", "red", "green", "yellow", "dark_purple", "white"},
+	max_bars = tonumber(minetest.settings:get("max_bossbars")) or 6
 }
 
 function mcl_bossbars.recalculate_colors()
@@ -127,6 +128,7 @@ minetest.register_globalstep(function()
 			end
 
 			if bar and not hud then
+				if i < mcl_bossbars.max_bars then
 					hud = {
 						color = bar.color,
 						image = bar.image,
@@ -148,6 +150,7 @@ minetest.register_globalstep(function()
 							scale = {x = 3, y = 3},
 						}),
 					}
+				end
 			elseif hud and not bar then
 				player:hud_remove(hud.text_id)
 				player:hud_remove(hud.image_id)

settingtypes.txt

@@ -97,6 +97,9 @@ animated_chests (Animated chests) bool true
 # Whether to preview the player in inventory in 3D (requires Minetest 5.4)
 3d_player_preview (3D Player preview) bool true
 
+# The maximum number of boss bars to simultaniously display on the screen
+max_bossbars (Maximum Boss bars) int 6
+
 [Experimental]
 # Whether ice is translucent. If disabled, ice is fully opaque.
 #