263 lines
8.1 KiB
Lua
263 lines
8.1 KiB
Lua
local rules_flat = {
|
|
{ x = 0, y = 0, z = -1 },
|
|
}
|
|
local get_rules_flat = function(node)
|
|
local rules = rules_flat
|
|
for i=1, node.param2 do
|
|
rules = mesecon.rotate_rules_left(rules)
|
|
end
|
|
return rules
|
|
end
|
|
|
|
local rules_down = {{ x = 0, y = 1, z = 0 }}
|
|
local rules_up = {{ x = 0, y = -1, z = 0 }}
|
|
|
|
-- Scan the node in front of the observer
|
|
-- and update the observer state if needed.
|
|
-- TODO: Also scan metadata changes.
|
|
-- TODO: Ignore some node changes.
|
|
local observer_scan = function(pos, initialize)
|
|
local node = minetest.get_node(pos)
|
|
local front
|
|
if node.name == "mcl_observers:observer_up_off" or node.name == "mcl_observers:observer_up_on" then
|
|
front = vector.add(pos, {x=0, y=1, z=0})
|
|
elseif node.name == "mcl_observers:observer_down_off" or node.name == "mcl_observers:observer_down_on" then
|
|
front = vector.add(pos, {x=0, y=-1, z=0})
|
|
else
|
|
front = vector.add(pos, minetest.facedir_to_dir(node.param2))
|
|
end
|
|
local frontnode = minetest.get_node(front)
|
|
local meta = minetest.get_meta(pos)
|
|
local oldnode = meta:get_string("node_name")
|
|
local oldparam2 = meta:get_string("node_param2")
|
|
local meta_needs_updating = false
|
|
if oldnode ~= "" and not initialize then
|
|
if not (frontnode.name == oldnode and frontnode.param2) then
|
|
-- Node state changed! Activate observer
|
|
if node.name == "mcl_observers:observer_off" then
|
|
minetest.set_node(pos, {name = "mcl_observers:observer_on", param2 = node.param2})
|
|
mesecon.receptor_on(pos)
|
|
elseif node.name == "mcl_observers:observer_down_off" then
|
|
minetest.set_node(pos, {name = "mcl_observers:observer_down_on"})
|
|
mesecon.receptor_on(pos)
|
|
elseif node.name == "mcl_observers:observer_up_off" then
|
|
minetest.set_node(pos, {name = "mcl_observers:observer_up_on"})
|
|
mesecon.receptor_on(pos)
|
|
end
|
|
meta_needs_updating = true
|
|
end
|
|
else
|
|
meta_needs_updating = true
|
|
end
|
|
if meta_needs_updating then
|
|
meta:set_string("node_name", frontnode.name)
|
|
meta:set_string("node_param2", frontnode.param2)
|
|
end
|
|
return frontnode
|
|
end
|
|
|
|
-- Vertical orientation (CURRENTLY DISABLED)
|
|
local observer_orientate = function(pos, placer)
|
|
-- Currently, do nothing.
|
|
-- The vertical observers detect the node correctly, but they have problems with
|
|
-- transmitting the redstone signal vertically.
|
|
-- TODO: Re-enable orientation when vertical observers are done.
|
|
do return end
|
|
|
|
-- Not placed by player
|
|
if not placer then return end
|
|
|
|
-- Placer pitch in degrees
|
|
local pitch = placer:get_look_vertical() * (180 / math.pi)
|
|
|
|
local node = minetest.get_node(pos)
|
|
if pitch > 55 then -- player looking upwards
|
|
-- Observer looking downwards
|
|
minetest.set_node(pos, {name="mcl_observers:observer_down_off"})
|
|
elseif pitch < -55 then -- player looking downwards
|
|
-- Observer looking upwards
|
|
minetest.set_node(pos, {name="mcl_observers:observer_up_off"})
|
|
end
|
|
end
|
|
|
|
mesecon.register_node("mcl_observers:observer",
|
|
{
|
|
is_ground_content = false,
|
|
sounds = mcl_sounds.node_sound_stone_defaults(),
|
|
paramtype2 = "facedir",
|
|
-- TODO: Add to craft guide and creative inventory when it's useful
|
|
groups = {pickaxey=1, material_stone=1, not_in_craft_guide=1, not_in_creative_inventory=1 },
|
|
on_rotate = false,
|
|
_mcl_blast_resistance = 17.5,
|
|
_mcl_hardness = 3.5,
|
|
},
|
|
{
|
|
description = "Observer",
|
|
tiles = {
|
|
"mcl_observers_observer_top.png^[transformR180", "default_furnace_bottom.png",
|
|
"mcl_observers_observer_side.png", "mcl_observers_observer_side.png",
|
|
"mcl_observers_observer_front.png", "mcl_observers_observer_back.png",
|
|
},
|
|
mesecons = { receptor = {
|
|
state = mesecon.state.off,
|
|
rules = get_rules_flat,
|
|
}},
|
|
on_construct = function(pos)
|
|
observer_scan(pos, true)
|
|
end,
|
|
after_place_node = observer_orientate,
|
|
},
|
|
{
|
|
_doc_items_create_entry = false,
|
|
tiles = {
|
|
"mcl_observers_observer_top.png^[transformR180", "default_furnace_bottom.png",
|
|
"mcl_observers_observer_side.png", "mcl_observers_observer_side.png",
|
|
"mcl_observers_observer_front.png", "mcl_observers_observer_back_lit.png",
|
|
},
|
|
mesecons = { receptor = {
|
|
state = mesecon.state.on,
|
|
rules = get_rules_flat,
|
|
}},
|
|
|
|
-- VERY quickly disable observer after construction
|
|
on_construct = function(pos)
|
|
local timer = minetest.get_node_timer(pos)
|
|
-- 1 redstone tick = 0.1 seconds
|
|
timer:start(0.1)
|
|
end,
|
|
on_timer = function(pos, elapsed)
|
|
local node = minetest.get_node(pos)
|
|
minetest.set_node(pos, {name = "mcl_observers:observer_off", param2 = node.param2})
|
|
mesecon.receptor_off(pos)
|
|
end,
|
|
}
|
|
)
|
|
|
|
mesecon.register_node("mcl_observers:observer_down",
|
|
{
|
|
is_ground_content = false,
|
|
sounds = mcl_sounds.node_sound_stone_defaults(),
|
|
groups = {pickaxey=1, material_stone=1, not_in_creative_inventory=1 },
|
|
on_rotate = false,
|
|
_mcl_blast_resistance = 17.5,
|
|
_mcl_hardness = 3.5,
|
|
},
|
|
{
|
|
tiles = {
|
|
"mcl_observers_observer_back.png", "mcl_observers_observer_front.png",
|
|
"mcl_observers_observer_side.png^[transformR90", "mcl_observers_observer_side.png^[transformR90",
|
|
"mcl_observers_observer_top.png", "mcl_observers_observer_top.png",
|
|
},
|
|
mesecons = { receptor = {
|
|
state = mesecon.state.off,
|
|
rules = rules_down,
|
|
}},
|
|
on_construct = function(pos)
|
|
observer_scan(pos, true)
|
|
end,
|
|
},
|
|
{
|
|
_doc_items_create_entry = false,
|
|
tiles = {
|
|
"mcl_observers_observer_back_lit.png", "mcl_observers_observer_front.png",
|
|
"mcl_observers_observer_side.png^[transformR90", "mcl_observers_observer_side.png^[transformR90",
|
|
"mcl_observers_observer_top.png", "mcl_observers_observer_top.png",
|
|
},
|
|
mesecons = { receptor = {
|
|
state = mesecon.state.on,
|
|
rules = rules_down,
|
|
}},
|
|
|
|
-- VERY quickly disable observer after construction
|
|
on_construct = function(pos)
|
|
local timer = minetest.get_node_timer(pos)
|
|
-- 1 redstone tick = 0.1 seconds
|
|
timer:start(0.1)
|
|
end,
|
|
on_timer = function(pos, elapsed)
|
|
local node = minetest.get_node(pos)
|
|
minetest.set_node(pos, {name = "mcl_observers:observer_down_off", param2 = node.param2})
|
|
mesecon.receptor_off(pos)
|
|
end,
|
|
})
|
|
|
|
mesecon.register_node("mcl_observers:observer_up",
|
|
{
|
|
is_ground_content = false,
|
|
sounds = mcl_sounds.node_sound_stone_defaults(),
|
|
groups = {pickaxey=1, material_stone=1, not_in_creative_inventory=1 },
|
|
on_rotate = false,
|
|
_mcl_blast_resistance = 17.5,
|
|
_mcl_hardness = 3.5,
|
|
},
|
|
{
|
|
tiles = {
|
|
"mcl_observers_observer_front.png", "mcl_observers_observer_back.png",
|
|
"mcl_observers_observer_side.png^[transformR270", "mcl_observers_observer_side.png^[transformR270",
|
|
"mcl_observers_observer_top.png^[transformR180", "mcl_observers_observer_top.png^[transformR180",
|
|
},
|
|
mesecons = { receptor = {
|
|
state = mesecon.state.off,
|
|
rules = rules_up,
|
|
}},
|
|
on_construct = function(pos)
|
|
observer_scan(pos, true)
|
|
end,
|
|
},
|
|
{
|
|
_doc_items_create_entry = false,
|
|
tiles = {
|
|
"mcl_observers_observer_front.png", "mcl_observers_observer_back_lit.png",
|
|
"mcl_observers_observer_side.png^[transformR270", "mcl_observers_observer_side.png^[transformR270",
|
|
"mcl_observers_observer_top.png^[transformR180", "mcl_observers_observer_top.png^[transformR180",
|
|
},
|
|
mesecons = { receptor = {
|
|
state = mesecon.state.on,
|
|
rules = rules_up,
|
|
}},
|
|
|
|
-- VERY quickly disable observer after construction
|
|
on_construct = function(pos)
|
|
local timer = minetest.get_node_timer(pos)
|
|
-- 1 redstone tick = 0.1 seconds
|
|
timer:start(0.1)
|
|
end,
|
|
on_timer = function(pos, elapsed)
|
|
minetest.set_node(pos, {name = "mcl_observers:observer_up_off"})
|
|
mesecon.receptor_off(pos)
|
|
end,
|
|
})
|
|
|
|
|
|
|
|
|
|
-- Regularily check the observer nodes.
|
|
-- TODO: This is rather slow and clunky. Find a more efficient way to do this.
|
|
minetest.register_abm({
|
|
nodenames = {"mcl_observers:observer_off", "mcl_observers:observer_down_off", "mcl_observers:observer_up_off"},
|
|
interval = 1,
|
|
chance = 1,
|
|
action = function(pos, node)
|
|
observer_scan(pos)
|
|
end,
|
|
})
|
|
|
|
|
|
minetest.register_craft({
|
|
output = "mcl_observers:observer_off",
|
|
recipe = {
|
|
{ "mcl_core:cobble", "mcl_core:cobble", "mcl_core:cobble" },
|
|
{ "mcl_nether:quartz", "mesecons:redstone", "mesecons:redstone" },
|
|
{ "mcl_core:cobble", "mcl_core:cobble", "mcl_core:cobble" },
|
|
}
|
|
})
|
|
minetest.register_craft({
|
|
output = "mcl_observers:observer_off",
|
|
recipe = {
|
|
{ "mcl_core:cobble", "mcl_core:cobble", "mcl_core:cobble" },
|
|
{ "mesecons:redstone", "mesecons:redstone", "mcl_nether:quartz" },
|
|
{ "mcl_core:cobble", "mcl_core:cobble", "mcl_core:cobble" },
|
|
}
|
|
})
|
|
|