builtin_item/init.lua

142 lines
3.3 KiB
Lua
Raw Normal View History

2014-08-31 14:44:42 +02:00
local time = tonumber(os.clock())+10
local lastpos = vector.zero or {x=0, y=0, z=0}
local last_tab
local always_test
2014-08-31 14:44:42 +02:00
2014-08-31 14:12:32 +02:00
local function get_nodes(pos)
if not always_test then
local rnd_pos = vector.round(pos)
local t = tonumber(os.clock())
if vector.equals(rnd_pos, lastpos)
and t-time < 10 then
return last_tab
end
2014-08-31 14:49:25 +02:00
time = t
lastpos = rnd_pos
local near_objects = minetest.get_objects_inside_radius(pos, 1)
if #near_objects >= 2 then
always_test = true
minetest.after(10, function() always_test = false end)
end
2014-08-31 14:49:25 +02:00
end
2014-08-31 14:12:32 +02:00
local tab,n = {},1
for i = -1,1,2 do
for _,p in pairs({
{x=pos.x+i, y=pos.y, z=pos.z},
{x=pos.x, y=pos.y, z=pos.z+i}
}) do
tab[n] = {p, minetest.get_node(p)}
n = n+1
end
end
if not always_test then
last_tab = tab
end
2014-08-31 14:12:32 +02:00
return tab
end
2012-09-25 16:29:37 +02:00
2014-08-31 14:12:32 +02:00
local function get_flowing_dir(pos)
local data = get_nodes(pos)
local param2 = minetest.get_node(pos).param2
if param2 > 7 then
return
end
for _,i in pairs(data) do
local nd = i[2]
local name = nd.name
local par2 = nd.param2
if name == "default:water_flowing"
and par2 < param2 then
return i[1]
2012-09-25 16:29:37 +02:00
end
2014-08-31 14:12:32 +02:00
end
for _,i in pairs(data) do
local nd = i[2]
local name = nd.name
local par2 = nd.param2
if name == "default:water_flowing"
and par2 >= 11 then
return i[1]
2012-09-25 16:29:37 +02:00
end
2014-08-31 14:12:32 +02:00
end
for _,i in pairs(data) do
local nd = i[2]
local name = nd.name
local par2 = nd.param2
local tmp = minetest.registered_nodes[name]
if tmp
and not tmp.walkable
and name ~= "default:water_flowing" then
return i[1]
2012-09-25 16:29:37 +02:00
end
2014-08-31 14:12:32 +02:00
end
end
2012-09-25 16:29:37 +02:00
2014-08-31 14:12:32 +02:00
local item_entity = minetest.registered_entities["__builtin:item"]
local old_on_step = item_entity.on_step or function()end
2012-09-25 16:29:37 +02:00
2014-08-31 14:12:32 +02:00
item_entity.on_step = function(self, dtime)
old_on_step(self, dtime)
2012-09-25 16:29:37 +02:00
2014-08-31 14:12:32 +02:00
local p = self.object:getpos()
local name = minetest.get_node(p).name
if name == "default:lava_flowing"
or name == "default:lava_source" then
minetest.sound_play("builtin_item_lava", {pos=p})
2015-04-09 22:31:21 +02:00
minetest.add_particlespawner({
amount = 3,
time = 0.1,
minpos = {x=p.x, y=p.y, z=p.z},
maxpos = {x=p.x, y=p.y+0.2, z=p.z},
minacc = {x=-0.5,y=5,z=-0.5},
maxacc = {x=0.5,y=5,z=0.5},
minexptime = 0.1,
minsize = 2,
maxsize = 4,
texture = "smoke_puff.png"
})
minetest.add_particlespawner ({
amount = 1, time = 0.4,
minpos = {x = p.x, y= p.y + 0.25, z= p.z},
maxpos = {x = p.x, y= p.y + 0.5, z= p.z},
minexptime = 0.2, maxexptime = 0.4,
minsize = 4, maxsize = 6,
collisiondetection = false,
vertical = false,
texture = "fire_basic_flame.png",
})
2014-08-31 14:12:32 +02:00
self.object:remove()
return
end
2012-09-25 16:29:37 +02:00
2014-08-31 14:12:32 +02:00
local tmp = minetest.registered_nodes[name]
if tmp
and tmp.liquidtype == "flowing" then
local vec = get_flowing_dir(self.object:getpos())
if vec then
local v = self.object:getvelocity()
if vec.x-p.x > 0 then
self.object:setvelocity({x=0.5,y=v.y,z=0})
elseif vec.x-p.x < 0 then
self.object:setvelocity({x=-0.5,y=v.y,z=0})
elseif vec.z-p.z > 0 then
self.object:setvelocity({x=0,y=v.y,z=0.5})
elseif vec.z-p.z < 0 then
self.object:setvelocity({x=0,y=v.y,z=-0.5})
end
2014-08-31 14:12:32 +02:00
self.object:setacceleration({x=0, y=-10, z=0})
self.physical_state = true
self.object:set_properties({
physical = true
})
2012-09-25 16:29:37 +02:00
end
2014-08-31 14:12:32 +02:00
end
end
minetest.register_entity(":__builtin:item", item_entity)
2012-10-07 19:42:41 +02:00
if minetest.setting_get("log_mods") then
minetest.log("action", "builtin_item loaded")
end