Enable builtin drowning

README.txt

@@ -1,12 +1,9 @@
 Minetest mod "Better HUD"
 =========================
-version: 0.3 Beta
+version: 0.4 Beta
 
 License of source code: WTFPL
 -----------------------------
-- "Disable Drowning" [no_drowning], PilzAdam
-
-everything else:
 (c) Copyright BlockMen (2013)
 
 
@@ -17,6 +14,7 @@ hud_heart_bg.png - celeron55 (CC BY-SA 3.0), modified by BlockMen
 hud_hunger_fg.png - PilzAdam (WTFPL), modified by BlockMen
 hud_hunger_bg.png - PilzAdam (WTFPL), modified by BlockMen
 wieldhand.png (from character.png) - Jordach (CC BY-SA 3.0), modified by BlockMen
+hud_air_fg.png - kaeza (WTFPL), modified by BlockMen
 
 everything else is WTFPL:
 (c) Copyright BlockMen (2013)
@@ -31,13 +29,11 @@ http://sam.zoy.org/wtfpl/COPYING for more details.
 Using the mod:
 --------------
 
-This mod changes the HUD of Minetest. It adds a costum crosshair, a improved health bar and a more fancy inventory bar. 
+This mod changes the HUD of Minetest. It adds a costum crosshair, a improved health bar, breath bar and a more fancy inventory bar. 
 Also it adds hunger to the game and and hunger bar to the HUD.
 
-Furthermore it disables the current way of drowning (credits go to PilzAdam) and it will have an LUA-based drowing next versions.
 
-
+You can create a "hud.conf" to costumize the positions of health, hunger and breath bar. Take a look at "hud.conf.example" to get more infos.
-You can create a "hud.conf" to costumize the positions of health and hunger bar. Take a look at "hud.conf.example" to get more infos.
 
 Hunger:
 This mod adds hunger to the game. You can disable this by setting "HUD_HUNGER_ENABLE = false" in "hud.conf".

changelog.txt

@@ -23,3 +23,7 @@
 ----------
 - added fancy borders of hud inventory bar (only for screenheight <= 1280)
 
+0.4 Beta
+----------
+- enabled drowning
+

hud.conf.example

@@ -9,8 +9,6 @@
 HUD_ENABLE_HUNGER = true		--enables/disables hunger
 HUD_HUNGER_TICK = 300			--sets time for loosing 1/2 bread (of 10) (in seconds)
 
-HUD_DISABLE_DROWNING = true		--needed for costum breath bar postion
-
 HUD_ENABLE_FANCY_INVBAR = true		--enables/disables fancy hud inventory border(s)
 
 
@@ -21,7 +19,7 @@ HUD_CROSSHAIR_POS = {x=0.5, y=0.5}  	--recommended to be 0.5,0.5 (centered)
 
 
 --!NOTICE!--
--- >>if damage is disabled neither health bar nor hunger bar is shown
+-- >>if damage is disabled neither health bar nor hunger bar or breath bar is shown
 
 --
 -- health bar
@@ -38,3 +36,6 @@ HUD_HUNGER_OFFSET = {x=-175,y=30}	--offset in pixel
 --
 -- breath bar
 --
+HUD_AIR_POS = {x=0.5,y=1}		--min 0, max 1
+HUD_AIR_OFFSET = {x=15,y=-75}	--offset in pixel
+

init.lua

@@ -3,14 +3,12 @@ hud = {}
 local health_hud = {}
 hud.hunger = {}
 local hunger_hud = {}
-hud.air = {}
 local air_hud = {}
 local inv_hud = {}
 
 local SAVE_INTERVAL = 0.5*60--currently useless
 
 --default settings
-HUD_DISABLE_DROWNING = true
 HUD_ENABLE_HUNGER = minetest.setting_getbool("enable_damage")
 HUD_HUNGER_TICK = 300
 HUD_CROSSHAIR_POS = {x=0.5, y=0.5}
@@ -18,18 +16,23 @@ HUD_HEALTH_POS = {x=0.5,y=1}
 HUD_HEALTH_OFFSET = {x=-175,y=-60}
 HUD_HUNGER_POS = {x=0.5,y=1}
 HUD_HUNGER_OFFSET = {x=15,y=-60}
+HUD_AIR_POS = {x=0.5,y=1}
+HUD_AIR_OFFSET = {x=15,y=-75}
 HUD_ENABLE_FANCY_INVBAR = true
 HUD_INVBAR_POS = {x=0.5,y=1}
 HUD_INVBAR_OFFSET = {x=0,y=-16}
 
 --load costum settings
 local set = io.open(minetest.get_modpath("hud").."/hud.conf", "r")
-if set then dofile(minetest.get_modpath("hud").."/hud.conf") end
+if set then 
+	dofile(minetest.get_modpath("hud").."/hud.conf")
+	set:close()
+end
 
 --minetest.after(SAVE_INTERVAL, timer, SAVE_INTERVAL)
 
 local function hide_builtin(player)
-	 player:hud_set_flags({crosshair = false, hotbar = true, healthbar = false, wielditem = true, breathbar = HUD_DISABLE_DROWNING})
+	 player:hud_set_flags({crosshair = false, hotbar = true, healthbar = false, wielditem = true, breathbar = false})
 end
 
 
@@ -102,6 +105,17 @@ local function costum_hud(player)
 		alignment = {x=-1,y=-1},
 		offset = HUD_HEALTH_OFFSET,
 	})
+
+ --air
+	air_hud[player:get_player_name()] = player:hud_add({
+		hud_elem_type = "statbar",
+		position = HUD_AIR_POS,
+		scale = {x=1, y=1},
+		text = "hud_air_fg.png",
+		number = 20,
+		alignment = {x=-1,y=-1},
+		offset = HUD_AIR_OFFSET,
+	})
  end
 
 end
@@ -116,7 +130,13 @@ local function update_hud(player)
 	player:hud_change(hunger_hud[player:get_player_name()], "number", h)
 end
 
-local function update_inv(player)
+local function update_fast(player)
+--air
+	local air = player:get_breath()*2
+	if player:get_breath() >= 11 then air = 0 end
+	player:hud_change(air_hud[player:get_player_name()], "number", air)
+--hotbar
+	if HUD_ENABLE_FANCY_INVBAR then
 		if inv_hud[player:get_player_name()] ~= nil then player:hud_remove(inv_hud[player:get_player_name()]) end
 		inv_hud[player:get_player_name()] = player:hud_add({
          	    hud_elem_type = "image",
@@ -126,6 +146,7 @@ local function update_inv(player)
 		    offset = {x=-127+36*(player:get_wield_index()-1),y=-18},
         	})
 	end
+end
 
 
 function hud.save_hunger(player)
@@ -168,19 +189,15 @@ minetest.register_on_joinplayer(function(player)
 	end)
 end)
 
-local tick = 0
 local timer = 0
 local timer2 = 0
 minetest.after(2.5, function()
 if minetest.setting_getbool("enable_damage") then
 	minetest.register_globalstep(function(dtime)
-	tick = tick + dtime
-	--if tick<0.5 then return end
-	--tick = 0
 	 timer = timer + dtime
 	 timer2 = timer2 + dtime
 		for _,player in ipairs(minetest.get_connected_players()) do
-			if HUD_ENABLE_FANCY_INVBAR then update_inv(player) end
+			update_fast(player)
 			local h = tonumber(hud.hunger[player:get_player_name()])
 			if HUD_ENABLE_HUNGER and timer > 4 then
 				if h>=16 then
@@ -205,4 +222,3 @@ end
 end)
 
 if HUD_ENABLE_HUNGER then dofile(minetest.get_modpath("hud").."/hunger.lua") end
-if HUD_DISABLE_DROWNING then dofile(minetest.get_modpath("hud").."/no_drowning.lua") end

no_drowning.lua

@@ -1,15 +0,0 @@
-local function drwn_overwrite(name)
-	local table = minetest.registered_nodes[name]
-	local table2 = {}
-	for i,v in pairs(table) do
-		table2[i] = v
-	end
-	table2.drowning = false
-	table2.hud_drowning = true
-	minetest.register_node(":"..name, table2)
-end
-
-drwn_overwrite("default:water_source")
-drwn_overwrite("default:water_flowing")
-drwn_overwrite("default:lava_source")
-drwn_overwrite("default:lava_flowing")