New hud_elem_type field

mods/rp_achievements/init.lua

@@ -38,6 +38,13 @@ local ICON_FRAME_SIZE = 2.2
 local S = minetest.get_translator("rp_achievements")
 local NS = function(s) return s end
 
+local hud_def_type_field
+if minetest.features.hud_def_type_field then
+    hud_def_type_field = "type"
+else
+    hud_def_type_field = "hud_elem_type"
+end
+
 achievements = {}
 achievements.ACHIEVEMENT_GOTTEN = 1
 achievements.ACHIEVEMENT_IN_PROGRESS = 2
@@ -209,7 +216,7 @@ local achievement_popup = function(player_name, icon_type, icon, caption, messag
 
    -- Background
    local hud_bg = player:hud_add({
-      hud_elem_type = "image",
+      [hud_def_type_field] = "image",
       text = "rp_achievements_hud_bg.png",
       position = { x = 0.5, y = 0 },
       alignment = { x = 0, y = 1 },
@@ -237,7 +244,7 @@ local achievement_popup = function(player_name, icon_type, icon, caption, messag
    end
 
    local hud_icon = player:hud_add({
-      hud_elem_type = "image",
+      [hud_def_type_field] = "image",
       text = "("..icon_texture..")^[resize:"..HUD_ICON_SIZE.."x"..HUD_ICON_SIZE,
       position = { x = 0.5, y = 0 },
       alignment = { x = 1, y = 1 },
@@ -248,7 +255,7 @@ local achievement_popup = function(player_name, icon_type, icon, caption, messag
 
    -- Caption text
    local hud_caption = player:hud_add({
-      hud_elem_type = "text",
+      [hud_def_type_field] = "text",
       number = caption_color or 0xFFFFFF,
       text = caption,
       position = { x = 0.5, y = 0 },
@@ -262,7 +269,7 @@ local achievement_popup = function(player_name, icon_type, icon, caption, messag
 
    -- Message text
    local hud_message = player:hud_add({
-      hud_elem_type = "text",
+      [hud_def_type_field] = "text",
       number = message_color or 0xFFFFFF,
       text = message,
       position = { x = 0.5, y = 0 },

mods/rp_armor/init.lua

@@ -8,6 +8,13 @@ local NS = function(s) return s end
 
 local mod_player_skins = minetest.get_modpath("rp_player_skins") ~= nil
 
+local hud_def_type_field
+if minetest.features.hud_def_type_field then
+    hud_def_type_field = "type"
+else
+    hud_def_type_field = "hud_elem_type"
+end
+
 -- Gain for equip/unequip sounds
 local SOUND_GAIN = 0.4
 
@@ -392,7 +399,7 @@ local armor_icon_definitions = {}
 
 for a=1, #armor.slots do
    armor_icon_definitions[a] = {
-      hud_elem_type = "image",
+      [hud_def_type_field] = "image",
       position = { x=0.5, y=1 },
       text = "blank.png",
       direction = 0,

mods/rp_hud/init.lua

@@ -4,6 +4,13 @@ rp_hud = {}
 
 rp_hud.registered_statbars = {}
 
+local hud_def_type_field
+if minetest.features.hud_def_type_field then
+    hud_def_type_field = "type"
+else
+    hud_def_type_field = "hud_elem_type"
+end
+
 -- time in seconds the breath bar will still show after going full again
 local BREATH_KEEP_TIME = 2.05
 
@@ -304,7 +311,7 @@ end
 --    * z_index: Statbar Z-index (see lua_api.md)
 rp_hud.register_statbar = function(name, def)
    local statbar_definition = {
-      hud_elem_type = "statbar",
+      [hud_def_type_fields] = "statbar",
       position = { x=0.5, y=1 },
       text = def.image,
       text2 = def.image_gone,

mods/rp_hunger/init.lua

@@ -40,6 +40,13 @@ local EATING_SPEED_DURATION = 2.0
 local mod_achievements = minetest.get_modpath("rp_achievements") ~= nil
 local mod_death_messages = minetest.get_modpath("rp_death_messages") ~= nil
 
+local hud_def_type_field
+if minetest.features.hud_def_type_field then
+    hud_def_type_field = "type"
+else
+    hud_def_type_field = "hud_elem_type"
+end
+
 -- Per-player userdata
 
 local userdata = {}
@@ -180,7 +187,7 @@ local function update_bar(player)
       else
          player_debughud[name] = player:hud_add(
 	 {
-	    hud_elem_type = "text",
+	    [hud_def_type_field] = "text",
             position = {x=0.75,y=1.0},
             text = text,
             number = 0xFFFFFFFF,
@@ -201,7 +208,7 @@ local function update_bar(player)
    else
       player_bar[name] = player:hud_add(
 	 {
-	    hud_elem_type = "statbar",
+	    [hud_def_type_field] = "statbar",
 	    position = {x=0.5,y=1.0},
 	    text = "hunger.png",
 	    text2 = "hunger_gone.png",

mods/rp_player_effects/init.lua

@@ -5,6 +5,13 @@
 local S = minetest.get_translator("rp_player_effects")
 local DISPLAY_ICONS = false
 
+local hud_def_type_field
+if minetest.features.hud_def_type_field then
+    hud_def_type_field = "type"
+else
+    hud_def_type_field = "hud_elem_type"
+end
+
 player_effects = {}
 
 player_effects.effects = {}
@@ -51,7 +58,7 @@ local function display_effect_icons(player)
      local effect = player_effects.get_registered_effect(en)
      if effect.icon then
         local id = player:hud_add({
-            hud_elem_type = "image",
+            [hud_def_type_field] = "image",
             position = { x = 1, y = 0 },
             offset = { x = -52 - i*52, y = 270 },
             text = effect.icon,

mods/rp_spyglass/init.lua

@@ -12,6 +12,13 @@ local settings = {
 }
 local spyglass_users = {}
 
+local hud_def_type_field
+if minetest.features.hud_def_type_field then
+    hud_def_type_field = "type"
+else
+    hud_def_type_field = "hud_elem_type"
+end
+
 rp_spyglass = {}
 
 -- check if player is using spyglass
@@ -57,7 +64,7 @@ local function use_spyglass(player)
 	local data = {
 		hud = settings.use_hud and player:hud_add({
 			name = "tph_spyglass",
-			hud_elem_type = "image",
+			[hud_def_type_field] = "image",
 			text = "tph_spyglass_hud.png", -- image is 52x32, any texture pack or edit to the image should have a resolution that properly factors to said resolution or width = height*1.625
 			position = {x = 0.5, y = 0.5},
 			scale = { x = -100, y = -100},

mods/rp_vignette/init.lua

@@ -4,9 +4,16 @@
 
 local enable_vignette = minetest.settings:get_bool("vignette_enable")
 
+local hud_def_type_field
+if minetest.features.hud_def_type_field then
+    hud_def_type_field = "type"
+else
+    hud_def_type_field = "hud_elem_type"
+end
+
 if enable_vignette then
    local vignette_definition = {
-      hud_elem_type = "image",
+      [hud_def_type_field] = "image",
       position = {x = 0.5, y = 0.5},
       scale = {x = -100, y = -100},
       alignment = 0,