Add HUD to show worn armor

src/_arena_lib/arena_callbacks.lua

@@ -9,6 +9,7 @@ local add_node = minetest.add_node
 local get_node = minetest.get_node
 local remove_node = minetest.remove_node
 local S = skywars.T
+local is_3d_armor_enabled = minetest.get_modpath("3d_armor")
 
 
 minetest.register_on_joinplayer(function(player)
@@ -29,6 +30,10 @@ arena_lib.on_load("skywars", function(arena)
 
     create_barrier_cage(player)
     player:get_inventory():add_item("main", "skywars:kit_selector")
+
+    if is_3d_armor_enabled then
+      skywars.HUD_armor_create(player)
+    end
   end
 
   arena_lib.HUD_send_msg_all(

src/_compatible_mods/3d_armor/armor_hud.lua

@@ -0,0 +1,77 @@
+local saved_huds = {}  -- id = hud
+
+
+
+function skywars.HUD_armor_create(player)
+    local pl_name = player:get_player_name()
+
+    if saved_huds[pl_name] then return end
+
+    local x_pos = 0.5
+    local y_pos = 1
+    local scale = 1.6
+    local x_off = -32 * player:hud_get_hotbar_itemcount()
+    local y_off = -20
+
+    local head = player:hud_add({
+        hud_elem_type = "image",
+        position  = {x = x_pos, y = y_pos},
+        offset = {x = x_off -25, y = y_off - 25},
+        text      = "3d_armor_inv_helmet_bronze.png^[multiply:#000000",
+        alignment = {x = 1},
+        scale     = {x = scale, y = scale},
+    })
+
+    local torso = player:hud_add({
+        hud_elem_type = "image",
+        position  = {x = x_pos, y = y_pos},
+        offset = {x = x_off, y = y_off - 25},
+        text      = "3d_armor_inv_chestplate_bronze.png^[multiply:#000000",
+        alignment = {x = 1},
+        scale     = {x = scale, y = scale},
+    })
+
+    local legs = player:hud_add({
+        hud_elem_type = "image",
+        position  = {x = x_pos, y = y_pos},
+        offset = {x = x_off -25, y = y_off},
+        text      = "3d_armor_inv_leggings_bronze.png^[multiply:#000000",
+        alignment = {x = 1},
+        scale     = {x = scale, y = scale},
+    })
+
+    local feet = player:hud_add({
+        hud_elem_type = "image",
+        position  = {x = x_pos, y = y_pos},
+        offset = {x = x_off, y = y_off},
+        text      = "3d_armor_inv_boots_bronze.png^[multiply:#000000",
+        alignment = {x = 1},
+        scale     = {x = scale, y = scale},
+    })
+
+    saved_huds[pl_name] = { head = head, torso = torso, legs = legs, feet = feet}
+end
+
+
+
+function skywars.HUD_armor_remove(player)
+    local pl_name = player:get_player_name()
+
+    if not saved_huds[pl_name] then return end
+
+    for _, id in pairs(saved_huds[pl_name]) do
+        player:hud_remove(id)
+    end
+
+    saved_huds[pl_name] = nil
+end
+
+
+
+function skywars.HUD_armor_update(player, stack)
+    local type = armor:get_element(stack:get_name())
+    local txtr = stack:get_definition().inventory_image
+
+    -- there's no way they can simply unequip a piece at the moment, so I don't run further checks
+    player:hud_change(saved_huds[player:get_player_name()][type], "text", txtr)
+end

src/_compatible_mods/3d_armor/auto_equip_armors.lua

@@ -10,7 +10,6 @@ function skywars.auto_equip_armor(player, armor_itemstack)
     -- A table containing pairs of [armor_element : string] = armor_name : string.
     local player_armor_elements = armor:get_weared_armor_elements(player)
     local equipped_armor = player_armor_elements[armor_element]
-    local inventory = player:get_inventory()
 
     if equipped_armor then
         local armor_importance = get_armor_importance(armor_name)
@@ -22,6 +21,10 @@ function skywars.auto_equip_armor(player, armor_itemstack)
         if armor_importance <= weared_armor_importance then return end
     end
 
+    if arena_lib.is_player_in_arena(player:get_player_name()) then
+        skywars.HUD_armor_update(player, armor_itemstack)
+    end
+
     armor:equip(player, armor_itemstack)
 
     return true

src/_compatible_mods/3d_armor/init_3d_armor.lua

@@ -9,9 +9,19 @@ end)
 function skywars.remove_armor(player)
     if minetest.get_modpath("3d_armor") then
         armor:remove_all(player)
+        skywars.HUD_armor_remove(player)
     end
 end
 
 
 
+armor:register_on_equip(function(player, index, stack)
+    if arena_lib.is_player_in_arena(player:get_player_name(), "skywars") then
+        skywars.HUD_armor_update(player, stack)
+    end
+end)
+
+
+
 dofile(minetest.get_modpath("skywars") .. "/src/_compatible_mods/3d_armor/auto_equip_armors.lua")
+dofile(minetest.get_modpath("skywars") .. "/src/_compatible_mods/3d_armor/armor_hud.lua")