MineClone2/mods/ENTITIES/mcl_burning/init.lua
kabou 56b63463a5 Fix burning entity animation.
The parameters for the flames sprite were incorrect, causing the reverse
side of the sprite to appear as an opaque black rectangle.  Use the
correct incantation.
2022-03-02 10:47:46 +01:00

107 lines
3.0 KiB
Lua

local modpath = minetest.get_modpath(minetest.get_current_modname())
local pairs = pairs
local get_connected_players = minetest.get_connected_players
local get_item_group = minetest.get_item_group
mcl_burning = {
storage = {},
channels = {},
animation_frames = tonumber(minetest.settings:get("fire_animation_frames")) or 8
}
dofile(modpath .. "/api.lua")
minetest.register_globalstep(function(dtime)
for _, player in pairs(get_connected_players()) do
local storage = mcl_burning.storage[player]
if not mcl_burning.tick(player, dtime, storage) and not mcl_burning.is_affected_by_rain(player) then
local nodes = mcl_burning.get_touching_nodes(player, {"group:puts_out_fire", "group:set_on_fire"}, storage)
local burn_time = 0
for _, pos in pairs(nodes) do
local node = minetest.get_node(pos)
if get_item_group(node.name, "puts_out_fire") > 0 then
burn_time = 0
break
end
local value = get_item_group(node.name, "set_on_fire")
if value > burn_time then
burn_time = value
end
end
if burn_time > 0 then
mcl_burning.set_on_fire(player, burn_time)
end
end
end
end)
minetest.register_on_respawnplayer(function(player)
mcl_burning.extinguish(player)
end)
function mcl_burning.init_player(player)
local meta = player:get_meta()
-- NOTE: mcl_burning:data may be "return nil" (which deserialize into nil) for reasons unknown.
if meta:get_string("mcl_burning:data"):find("return nil", 1, true) then
minetest.log("warning", "[mcl_burning] 'mcl_burning:data' player meta field is invalid! Please report this bug")
end
mcl_burning.storage[player] = meta:contains("mcl_burning:data") and minetest.deserialize(meta:get_string("mcl_burning:data")) or {}
mcl_burning.channels[player] = minetest.mod_channel_join("mcl_burning:" .. player:get_player_name())
end
minetest.register_on_joinplayer(function(player)
mcl_burning.init_player(player)
end)
minetest.register_on_leaveplayer(function(player)
player:get_meta():set_string("mcl_burning:data", minetest.serialize(mcl_burning.storage[player]))
mcl_burning.storage[player] = nil
end)
minetest.register_entity("mcl_burning:fire", {
initial_properties = {
physical = false,
collisionbox = {0, 0, 0, 0, 0, 0},
visual = "upright_sprite",
textures = {
"mcl_burning_entity_flame_animated.png",
"mcl_burning_entity_flame_animated.png"
},
spritediv = {x = 1, y = mcl_burning.animation_frames},
pointable = false,
glow = -1,
backface_culling = false,
},
animation_frame = 0,
animation_timer = 0,
on_activate = function(self)
self.object:set_sprite({x = 0, y = 0}, mcl_burning.animation_frames, 1.0 / mcl_burning.animation_frames)
end,
on_step = function(self)
if not self:sanity_check() then
self.object:remove()
end
end,
sanity_check = function(self)
local parent = self.object:get_attach()
if not parent then
return false
end
local storage = mcl_burning.get_storage(parent)
if not storage or not storage.burn_time then
return false
end
return true
end,
})