Noch mehr mods
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N-Nachtigal
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145
mods/hud_compass/init.lua
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145
mods/hud_compass/init.lua
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-- hud_compass
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-- Optionally place a compass and 24-hour clock on the screen.
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-- A HUD version of my realcompass mod.
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-- By David_G (kestral246@gmail.com)
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-- 2019-12-31
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local hud_compass = {}
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local storage = minetest.get_mod_storage()
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-- State of hud_compass
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-- 1 = NE, 2 = SE, 3 = SW, 4 = NW (just compass)
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-- 5 = NE, 6 = SE, 7 = SW, 8 = NW (both compass and clock)
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-- positive == enabled, negative == disabled
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-- Define default (if not overridden): SE corner, compass only, off by default
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local default_corner = tonumber(minetest.settings:get("compass_default_corner") or -2)
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local lookup_compass = {
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{type="image", text="", position={x=1,y=0}, scale={x=4,y=4}, alignment={x=-1,y=1}, offset={x=-8,y=4}},
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{type="image", text="", position={x=1,y=1}, scale={x=4,y=4}, alignment={x=-1,y=-1}, offset={x=-8,y=-4}},
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{type="image", text="", position={x=0,y=1}, scale={x=4,y=4}, alignment={x=1,y=-1}, offset={x=8,y=-4}},
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{type="image", text="", position={x=0,y=0}, scale={x=4,y=4}, alignment={x=1,y=1}, offset={x=8,y=4}},
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{type="image", text="", position={x=1,y=0}, scale={x=4,y=4}, alignment={x=-1,y=1}, offset={x=-76,y=4}},
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{type="image", text="", position={x=1,y=1}, scale={x=4,y=4}, alignment={x=-1,y=-1}, offset={x=-76,y=-4}},
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{type="image", text="", position={x=0,y=1}, scale={x=4,y=4}, alignment={x=1,y=-1}, offset={x=76,y=-4}},
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{type="image", text="", position={x=0,y=0}, scale={x=4,y=4}, alignment={x=1,y=1}, offset={x=76,y=4}}
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}
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local lookup_clock = {
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{type="image", text="", position={x=1,y=0}, scale={x=4,y=4}, alignment={x=-1,y=1}, offset={x=-8,y=4}},
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{type="image", text="", position={x=1,y=1}, scale={x=4,y=4}, alignment={x=-1,y=-1}, offset={x=-8,y=-4}},
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{type="image", text="", position={x=0,y=1}, scale={x=4,y=4}, alignment={x=1,y=-1}, offset={x=8,y=-4}},
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{type="image", text="", position={x=0,y=0}, scale={x=4,y=4}, alignment={x=1,y=1}, offset={x=8,y=4}},
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{type="image", text="", position={x=1,y=0}, scale={x=4,y=4}, alignment={x=-1,y=1}, offset={x=-8,y=4}},
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{type="image", text="", position={x=1,y=1}, scale={x=4,y=4}, alignment={x=-1,y=-1}, offset={x=-8,y=-4}},
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{type="image", text="", position={x=0,y=1}, scale={x=4,y=4}, alignment={x=1,y=-1}, offset={x=8,y=-4}},
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{type="image", text="", position={x=0,y=0}, scale={x=4,y=4}, alignment={x=1,y=1}, offset={x=8,y=4}}
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}
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-- backward compatibility (core version < 5.9.0)
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if not core.has_feature("hud_def_type_field") then
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for _, t in pairs({lookup_compass, lookup_clock}) do
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for _, def in pairs(t) do
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def.hud_elem_type = def.type
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def.type = nil
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end
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end
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end
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minetest.register_on_joinplayer(function(player)
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local pname = player:get_player_name()
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local corner = default_corner
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if storage:get(pname) and tonumber(storage:get(pname)) then -- validate mod storage value
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local temp = math.floor(tonumber(storage:get(pname)))
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if temp ~= nil and temp ~= 0 and temp >= -8 and temp <= 8 then
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corner = temp
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end
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end
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hud_compass[pname] = {
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id_compass = player:hud_add(lookup_compass[math.abs(corner)]),
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last_image_compass = -1,
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id_clock = player:hud_add(lookup_clock[math.abs(corner)]),
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last_image_clock = -1,
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state = corner,
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}
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end)
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minetest.register_chatcommand("compass", {
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params = "[<corner>]",
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description = "Change display of HUD Compass.",
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privs = {},
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func = function(pname, params)
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local player = minetest.get_player_by_name(pname)
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if params and string.len(params) > 0 then -- includes corner parameter
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local corner = tonumber(string.match(params, "^%d$"))
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if corner and corner == 0 then -- disable compass and clock
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player:hud_change(hud_compass[pname].id_compass, "text", "") -- blank hud compass
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hud_compass[pname].last_image_compass = -1
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player:hud_change(hud_compass[pname].id_clock, "text", "") -- blank hud clock
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hud_compass[pname].last_image_clock = -1
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hud_compass[pname].state = -1 * math.abs(hud_compass[pname].state)
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storage:set_string(pname, hud_compass[pname].state)
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elseif corner and corner > 0 and corner <= 4 then -- enable compass only to given corner
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player:hud_remove(hud_compass[pname].id_compass) -- remove old hud compass
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hud_compass[pname].last_image_compass = -1
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player:hud_remove(hud_compass[pname].id_clock) -- remove old hud clock
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hud_compass[pname].last_image_clock = -1
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hud_compass[pname].id_compass = player:hud_add(lookup_compass[corner]) -- place new hud compass at requested corner
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hud_compass[pname].state = corner
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storage:set_string(pname, corner)
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elseif corner and corner >= 5 and corner <= 8 then -- enable compass and clock to given corner
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player:hud_remove(hud_compass[pname].id_compass) -- remove old hud compass
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hud_compass[pname].last_image_compass = -1
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player:hud_remove(hud_compass[pname].id_clock) -- remove old hud clock
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hud_compass[pname].last_image_clock = -1
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hud_compass[pname].id_compass = player:hud_add(lookup_compass[corner]) -- place new hud compass at requested corner
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hud_compass[pname].id_clock = player:hud_add(lookup_clock[corner]) -- place new hud clock at requested corner
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hud_compass[pname].state = corner
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storage:set_string(pname, corner)
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end
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else -- just toggle hud
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if hud_compass[pname].state > 0 then -- is enabled
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player:hud_change(hud_compass[pname].id_compass, "text", "") -- blank hud compass
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hud_compass[pname].last_image_compass = -1
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player:hud_change(hud_compass[pname].id_clock, "text", "") -- blank hud clock
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hud_compass[pname].last_image_clock = -1
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end
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hud_compass[pname].state = -1 * hud_compass[pname].state -- toggle state
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storage:set_string(pname, hud_compass[pname].state)
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end
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end,
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})
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minetest.register_on_leaveplayer(function(player)
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local pname = player:get_player_name()
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if hud_compass[pname] then
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hud_compass[pname] = nil
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end
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end)
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minetest.register_globalstep(function(dtime)
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local players = minetest.get_connected_players()
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for i,player in ipairs(players) do
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local pname = player:get_player_name()
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local dir = player:get_look_horizontal()
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-- Calculate image indexes for compass and clock.
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local angle_relative = math.deg(dir)
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local image_compass = math.floor((angle_relative/22.5) + 0.5)%16
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local image_clock = math.floor(24 * minetest.get_timeofday())
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if hud_compass[pname].state > 0 and image_compass ~= hud_compass[pname].last_image_compass then
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local rc = player:hud_change(hud_compass[pname].id_compass, "text", "realcompass_"..image_compass..".png")
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-- Check return code, seems to fix occasional startup glitch.
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if rc == 1 then
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hud_compass[pname].last_image_compass = image_compass
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end
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end
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if hud_compass[pname].state >= 5 and image_clock ~= hud_compass[pname].last_image_clock then
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local rc = player:hud_change(hud_compass[pname].id_clock, "text", "hud_24hr_clock_"..image_clock..".png")
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-- Check return code, seems to fix occasional startup glitch.
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if rc == 1 then
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hud_compass[pname].last_image_clock = image_clock
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end
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end
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end
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end)
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