136 lines
4.4 KiB
Lua
136 lines
4.4 KiB
Lua
--[[
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Sprint mod for Minetest by GunshipPenguin
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To the extent possible under law, the author(s)
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have dedicated all copyright and related and neighboring rights
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to this software to the public domain worldwide. This software is
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distributed without any warranty.
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]]
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local players = {}
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local staminaHud = {}
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minetest.register_on_joinplayer(function(player)
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local playerName = player:get_player_name()
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players[playerName] = {
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state = 0,
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timeOut = 0,
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stamina = SPRINT_STAMINA,
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moving = false,
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}
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if SPRINT_HUDBARS_USED then
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hb.init_hudbar(player, "sprint")
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else
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players[playerName].hud = player:hud_add({
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hud_elem_type = "statbar",
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position = {x=0.5,y=1},
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size = {x=24, y=24},
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text = "sprint_stamina_icon.png",
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number = 20,
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alignment = {x=0,y=1},
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offset = {x=-263, y=-110},
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}
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)
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end
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end)
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minetest.register_on_leaveplayer(function(player)
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local playerName = player:get_player_name()
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players[playerName] = nil
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end)
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minetest.register_globalstep(function(dtime)
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--Get the gametime
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local gameTime = minetest.get_gametime()
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--Loop through all connected players
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for playerName,playerInfo in pairs(players) do
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local player = minetest.get_player_by_name(playerName)
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if player ~= nil then
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--Check if they are moving or not
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players[playerName]["moving"] = player:get_player_control()["up"]
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--If the player has tapped w longer than SPRINT_TIMEOUT ago, set his/her state to 0
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if playerInfo["state"] == 2 then
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if playerInfo["timeOut"] + SPRINT_TIMEOUT < gameTime then
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players[playerName]["timeOut"] = nil
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setState(playerName, 0)
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end
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--If the player is sprinting, create particles behind him/her
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elseif playerInfo["state"] == 3 and gameTime % 0.1 == 0 then
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local numParticles = math.random(1, 2)
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local playerPos = player:getpos()
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local playerNode = minetest.get_node({x=playerPos["x"], y=playerPos["y"]-1, z=playerPos["z"]})
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if playerNode["name"] ~= "air" then
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for i=1, numParticles, 1 do
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minetest.add_particle({
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pos = {x=playerPos["x"]+math.random(-1,1)*math.random()/2,y=playerPos["y"]+0.1,z=playerPos["z"]+math.random(-1,1)*math.random()/2},
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vel = {x=0, y=5, z=0},
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acc = {x=0, y=-13, z=0},
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expirationtime = math.random(),
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size = math.random()+0.5,
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collisiondetection = true,
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vertical = false,
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texture = "sprint_particle.png",
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})
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end
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end
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end
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--Adjust player states
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if players[playerName]["moving"] == false and playerInfo["state"] == 3 then --Stopped
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setState(playerName, 0)
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elseif players[playerName]["moving"] == true and playerInfo["state"] == 0 then --Moving
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setState(playerName, 1)
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elseif players[playerName]["moving"] == false and playerInfo["state"] == 1 then --Primed
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setState(playerName, 2)
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elseif players[playerName]["moving"] == true and playerInfo["state"] == 2 then --Sprinting
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setState(playerName, 3)
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end
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--Lower the player's stamina by dtime if he/she is sprinting and set his/her state to 0 if stamina is zero
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if playerInfo["state"] == 3 then
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playerInfo["stamina"] = playerInfo["stamina"] - dtime
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if playerInfo["stamina"] <= 0 then
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playerInfo["stamina"] = 0
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setState(playerName, 0)
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end
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--Increase player's stamina if he/she is not sprinting and his/her stamina is less than SPRINT_STAMINA
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elseif playerInfo["state"] ~= 3 and playerInfo["stamina"] < SPRINT_STAMINA then
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playerInfo["stamina"] = playerInfo["stamina"] + dtime
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end
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-- Cap stamina at SPRINT_STAMINA
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if playerInfo["stamina"] > SPRINT_STAMINA then
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playerInfo["stamina"] = SPRINT_STAMINA
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end
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--Update the players's hud sprint stamina bar
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if SPRINT_HUDBARS_USED then
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hb.change_hudbar(player, "sprint", playerInfo["stamina"])
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else
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local numBars = (playerInfo["stamina"]/SPRINT_STAMINA)*20
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player:hud_change(playerInfo["hud"], "number", numBars)
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end
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end
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end
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end)
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function setState(playerName, state) --Sets the state of a player (0=stopped, 1=moving, 2=primed, 3=sprinting)
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local player = minetest.get_player_by_name(playerName)
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local gameTime = minetest.get_gametime()
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if players[playerName] then
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players[playerName]["state"] = state
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if state == 0 then--Stopped
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player:set_physics_override({speed=1.0,jump=1.0})
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elseif state == 2 then --Primed
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players[playerName]["timeOut"] = gameTime
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elseif state == 3 then --Sprinting
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player:set_physics_override({speed=SPRINT_SPEED,jump=SPRINT_JUMP})
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end
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return true
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end
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return false
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end
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