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https://github.com/minetest-mods/gauges.git
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44 lines
1.3 KiB
Lua
44 lines
1.3 KiB
Lua
-- Adds health bars above players.
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-- Code by 4aiman, textures by Calinou. Licensed under CC0.
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local hp_bar = {
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physical = false,
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collisionbox = {x = 0, y = 0, z = 0},
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visual = "sprite",
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textures = {"20.png"}, -- The texture is changed later in the code.
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visual_size = {x = 1.5, y = 0.09375, z = 1.5}, -- Y value is (1 / 16) * 1.5.
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wielder = nil,
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}
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function hp_bar:on_step(dtime)
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local wielder = self.wielder
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if wielder == nil then
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self.object:remove()
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return
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elseif minetest.env:get_player_by_name(wielder:get_player_name()) == nil then
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self.object:remove()
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return
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end
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hp = wielder:get_hp()
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breath = wielder:get_breath()
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self.object:set_properties({textures = {"health_" .. tostring(hp) .. ".png^breath_" .. tostring(breath) .. ".png",},}
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)
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end
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minetest.register_entity("gauges:hp_bar", hp_bar)
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function add_HP_gauge(pl)
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local pos = pl:getpos()
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local ent = minetest.env:add_entity(pos, "gauges:hp_bar")
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if ent ~= nil then
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ent:set_attach(pl, "", {x = 0, y = 10, z = 0}, {x = 0, y = 0, z = 0})
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ent = ent:get_luaentity()
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ent.wielder = pl
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end
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end
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if minetest.setting_getbool("health_bars") ~= false -- “If not defined or set to true then”
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and minetest.setting_getbool("enable_damage") then -- Health bars only display when damage is enabled.
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minetest.register_on_joinplayer(add_HP_gauge)
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end
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