230 lines
6.9 KiB
Lua
230 lines
6.9 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 math = math
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local vector = vector
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local pairs = pairs
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local get_node = minetest.get_node
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local get_gametime = minetest.get_gametime
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local add_particlespawner = minetest.add_particlespawner
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local get_player_by_name = minetest.get_player_by_name
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local registered_nodes = minetest.registered_nodes
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local get_hunger = mcl_hunger.get_hunger
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local exhaust = mcl_hunger.exhaust
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--Configuration variables, these are all explained in README.md
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mcl_sprint = {}
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mcl_sprint.SPEED = 1.3
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local players = {}
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-- Returns true if the player with the given name is sprinting, false if not.
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-- Returns nil if player does not exist.
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function mcl_sprint.is_sprinting(playername)
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if players[playername] then
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return players[playername].sprinting
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else
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return nil
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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 playerName = player:get_player_name()
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players[playerName] = {
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sprinting = false,
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timeOut = 0,
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shouldSprint = false,
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clientSprint = false,
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lastPos = player:get_pos(),
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sprintDistance = 0,
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fov = 1.0,
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channel = minetest.mod_channel_join("mcl_sprint:" .. playerName),
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}
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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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local function cancelClientSprinting(name)
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players[name].channel:send_all("")
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players[name].clientSprint = false
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end
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local function setSprinting(playerName, sprinting) --Sets the state of a player (0=stopped/moving, 1=sprinting)
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if not sprinting and not mcl_sprint.is_sprinting(playerName) then return end
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local player = minetest.get_player_by_name(playerName)
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local controls = player:get_player_control()
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if players[playerName] then
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players[playerName].sprinting = sprinting
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local fov_old = players[playerName].fov
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local fov_new = fov_old
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local fade_time = .15
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if sprinting == true
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or controls.RMB
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and string.find(player:get_wielded_item():get_name(), "mcl_bows:bow")
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and player:get_wielded_item():get_name() ~= "mcl_bows:bow" then
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if sprinting == true then
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fov_new = math.min(players[playerName].fov + 0.05, 1.2)
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else
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fov_new = .7
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players[playerName].fade_time = .3
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end
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if sprinting == true then
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playerphysics.add_physics_factor(player, "speed", "mcl_sprint:sprint", mcl_sprint.SPEED)
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end
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elseif sprinting == false
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and player:get_wielded_item():get_name() ~= "mcl_bows:bow_0"
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and player:get_wielded_item():get_name() ~= "mcl_bows:bow_1"
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and player:get_wielded_item():get_name() ~= "mcl_bows:bow_2" then
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fov_new = math.max(players[playerName].fov - 0.05, 1.0)
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if sprinting == false then
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playerphysics.remove_physics_factor(player, "speed", "mcl_sprint:sprint")
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end
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end
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if fov_new ~= fov_old then
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players[playerName].fov = fov_new
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player:set_fov(fov_new, true, fade_time)
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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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-- Given the param2 and paramtype2 of a node, returns the tile that is facing upwards
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local function get_top_node_tile(param2, paramtype2)
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if paramtype2 == "colorwallmounted" then
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paramtype2 = "wallmounted"
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param2 = param2 % 8
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elseif paramtype2 == "colorfacedir" then
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paramtype2 = "facedir"
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param2 = param2 % 32
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end
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if paramtype2 == "wallmounted" then
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if param2 == 0 then
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return 2
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elseif param2 == 1 then
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return 1
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else
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return 5
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end
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elseif paramtype2 == "facedir" then
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if param2 >= 0 and param2 <= 3 then
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return 1
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elseif param2 == 4 or param2 == 10 or param2 == 13 or param2 == 19 then
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return 6
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elseif param2 == 5 or param2 == 11 or param2 == 14 or param2 == 16 then
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return 3
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elseif param2 == 6 or param2 == 8 or param2 == 15 or param2 == 17 then
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return 5
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elseif param2 == 7 or param2 == 9 or param2 == 12 or param2 == 18 then
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return 4
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elseif param2 >= 20 and param2 <= 23 then
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return 2
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else
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return 1
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end
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else
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return 1
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end
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end
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minetest.register_on_modchannel_message(function(channel_name, sender, message)
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if channel_name == "mcl_sprint:" .. sender then
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players[sender].clientSprint = minetest.is_yes(message)
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end
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end)
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minetest.register_on_respawnplayer(function(player)
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cancelClientSprinting(player:get_player_name())
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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 = 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 = get_player_by_name(playerName)
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if player then
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local ctrl = player:get_player_control()
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--Check if the player should be sprinting
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if players[playerName]["clientSprint"] or ctrl.aux1 and ctrl.up and not ctrl.sneak then
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players[playerName]["shouldSprint"] = true
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else
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players[playerName]["shouldSprint"] = false
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end
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local playerPos = player:get_pos()
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--If the player is sprinting, create particles behind and cause exhaustion
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if playerInfo["sprinting"] == true and not player:get_attach() and gameTime % 0.1 == 0 then
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-- Exhaust player for sprinting
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local lastPos = players[playerName].lastPos
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local dist = vector.distance({x=lastPos.x, y=0, z=lastPos.z}, {x=playerPos.x, y=0, z=playerPos.z})
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players[playerName].sprintDistance = players[playerName].sprintDistance + dist
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if players[playerName].sprintDistance >= 1 then
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local superficial = math.floor(players[playerName].sprintDistance)
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exhaust(playerName, mcl_hunger.EXHAUST_SPRINT * superficial)
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players[playerName].sprintDistance = players[playerName].sprintDistance - superficial
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end
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-- Sprint node particles
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local playerNode = get_node({x=playerPos["x"], y=playerPos["y"]-1, z=playerPos["z"]})
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local def = registered_nodes[playerNode.name]
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if def and def.walkable then
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add_particlespawner({
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amount = math.random(1, 2),
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time = 1,
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minpos = {x=-0.5, y=0.1, z=-0.5},
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maxpos = {x=0.5, y=0.1, z=0.5},
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minvel = {x=0, y=5, z=0},
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maxvel = {x=0, y=5, z=0},
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minacc = {x=0, y=-13, z=0},
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maxacc = {x=0, y=-13, z=0},
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minexptime = 0.1,
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maxexptime = 1,
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minsize = 0.5,
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maxsize = 1.5,
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collisiondetection = true,
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attached = player,
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vertical = false,
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node = playerNode,
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node_tile = get_top_node_tile(playerNode.param2, def.paramtype2),
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})
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end
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end
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--Adjust player states
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players[playerName].lastPos = playerPos
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if players[playerName]["shouldSprint"] == true then --Stopped
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local sprinting
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-- Prevent sprinting if hungry or sleeping
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if (mcl_hunger.active and get_hunger(player) <= 6)
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or (player:get_meta():get_string("mcl_beds:sleeping") == "true") then
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sprinting = false
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cancelClientSprinting(playerName)
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else
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sprinting = true
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end
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setSprinting(playerName, sprinting)
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elseif players[playerName]["shouldSprint"] == false then
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setSprinting(playerName, false)
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end
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end
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end
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end)
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