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local selection_box = {
type = "fixed",
fixed = { -8/16, -8/16, -8/16, 8/16, -6/16, 8/16 }
}
local nodebox = {
type = "fixed",
fixed = {
{ -8/16, -8/16, -8/16, 8/16, -7/16, 8/16 }, -- bottom slab
{ -6/16, -7/16, -6/16, 6/16, -6/16, 6/16 }
},
}
local function gate_rotate_rules(node, rules)
for rotations = 0, node.param2 - 1 do
rules = mesecon.rotate_rules_left(rules)
end
return rules
end
local function gate_get_output_rules(node)
return gate_rotate_rules(node, {{x=1, y=0, z=0}})
end
local function gate_get_input_rules_oneinput(node)
return gate_rotate_rules(node, {{x=-1, y=0, z=0}})
end
local function gate_get_input_rules_twoinputs(node)
return gate_rotate_rules(node, {{x=0, y=0, z=1, name="input1"},
{x=0, y=0, z=-1, name="input2"}})
end
local function set_gate(pos, node, state)
local gate = minetest.registered_nodes[node.name]
if mesecon.do_overheat(pos) then
minetest.remove_node(pos)
mesecon.receptor_off(pos, gate_get_output_rules(node))
minetest.add_item(pos, gate.drop)
elseif state then
minetest.swap_node(pos, {name = gate.onstate, param2=node.param2})
mesecon.receptor_on(pos, gate_get_output_rules(node))
else
minetest.swap_node(pos, {name = gate.offstate, param2=node.param2})
mesecon.receptor_off(pos, gate_get_output_rules(node))
end
end
local function update_gate(pos, node, link, newstate)
local gate = minetest.registered_nodes[node.name]
if gate.inputnumber == 1 then
set_gate(pos, node, gate.assess(newstate == "on"))
elseif gate.inputnumber == 2 then
local meta = minetest.get_meta(pos)
meta:set_int(link.name, newstate == "on" and 1 or 0)
local val1 = meta:get_int("input1") == 1
local val2 = meta:get_int("input2") == 1
set_gate(pos, node, gate.assess(val1, val2))
end
end
local function register_gate(name, inputnumber, assess, recipe, description)
local get_inputrules = inputnumber == 2 and gate_get_input_rules_twoinputs or
gate_get_input_rules_oneinput
description = "Logic Gate: "..name
local basename = "mesecons_gates:"..name
mesecon.register_node(basename, {
description = description,
inventory_image = "jeija_gate_off.png^jeija_gate_"..name..".png",
paramtype = "light",
paramtype2 = "facedir",
is_ground_content = false,
drawtype = "nodebox",
drop = basename.."_off",
selection_box = selection_box,
node_box = nodebox,
walkable = true,
sounds = default.node_sound_stone_defaults(),
assess = assess,
onstate = basename.."_on",
offstate = basename.."_off",
inputnumber = inputnumber,
after_dig_node = mesecon.do_cooldown,
},{
tiles = {
"jeija_microcontroller_bottom.png^".."jeija_gate_off.png^"..
"jeija_gate_output_off.png^".."jeija_gate_"..name..".png",
"jeija_microcontroller_bottom.png^".."jeija_gate_output_off.png^"..
"[transformFY",
"jeija_gate_side.png^".."jeija_gate_side_output_off.png",
"jeija_gate_side.png",
"jeija_gate_side.png",
"jeija_gate_side.png"
},
groups = {dig_immediate = 2, overheat = 1},
mesecons = { receptor = {
state = "off",
rules = gate_get_output_rules
}, effector = {
rules = get_inputrules,
action_change = update_gate
}}
},{
tiles = {
"jeija_microcontroller_bottom.png^".."jeija_gate_on.png^"..
"jeija_gate_output_on.png^".."jeija_gate_"..name..".png",
"jeija_microcontroller_bottom.png^".."jeija_gate_output_on.png^"..
"[transformFY",
"jeija_gate_side.png^".."jeija_gate_side_output_on.png",
"jeija_gate_side.png",
"jeija_gate_side.png",
"jeija_gate_side.png"
},
groups = {dig_immediate = 2, not_in_creative_inventory = 1, overheat = 1},
mesecons = { receptor = {
state = "on",
rules = gate_get_output_rules
}, effector = {
rules = get_inputrules,
action_change = update_gate
}}
})
minetest.register_craft({output = basename.."_off", recipe = recipe})
end
register_gate("diode", 1, function (input) return input end,
{{"mesecons:mesecon", "mesecons_torch:mesecon_torch_on", "mesecons_torch:mesecon_torch_on"}},
"Diode")
register_gate("not", 1, function (input) return not input end,
{{"mesecons:mesecon", "mesecons_torch:mesecon_torch_on", "mesecons:mesecon"}},
"NOT Gate")
register_gate("and", 2, function (val1, val2) return val1 and val2 end,
{{"mesecons:mesecon", "", ""},
{"", "mesecons_materials:silicon", "mesecons:mesecon"},
{"mesecons:mesecon", "", ""}},
"AND Gate")
register_gate("nand", 2, function (val1, val2) return not (val1 and val2) end,
{{"mesecons:mesecon", "", ""},
{"", "mesecons_materials:silicon", "mesecons_torch:mesecon_torch_on"},
{"mesecons:mesecon", "", ""}},
"NAND Gate")
register_gate("xor", 2, function (val1, val2) return (val1 or val2) and not (val1 and val2) end,
{{"mesecons:mesecon", "", ""},
{"", "mesecons_materials:silicon", "mesecons_materials:silicon"},
{"mesecons:mesecon", "", ""}},
"XOR Gate")
register_gate("nor", 2, function (val1, val2) return not (val1 or val2) end,
{{"mesecons:mesecon", "", ""},
{"", "mesecons:mesecon", "mesecons_torch:mesecon_torch_on"},
{"mesecons:mesecon", "", ""}},
"NOR Gate")
register_gate("or", 2, function (val1, val2) return (val1 or val2) end,
{{"mesecons:mesecon", "", ""},
{"", "mesecons:mesecon", "mesecons:mesecon"},
{"mesecons:mesecon", "", ""}},
"OR Gate")
local pulsetime = { 0.1, 0.3, 0.5, 1.0 } --Same as the delayer
local function pulsegate_on(pos,node)
local basename = "mesecons_gates:pulse_"
if string.sub(node.name,1,#basename) ~= basename or string.sub(node.name,-2,-1) == "on" then
--Gate no longer exists or is already on
return
end
local delay = tonumber(string.sub(node.name,#basename+1,#basename+1))
node.name = basename..delay.."_on"
minetest.swap_node(pos,node)
mesecon.receptor_on(pos,gate_get_output_rules(node))
if delay and pulsetime[delay] then minetest.get_node_timer(pos):start(pulsetime[delay]) end
end
local function pulsegate_off(pos)
local node = minetest.get_node(pos)
local basename = "mesecons_gates:pulse_"
if string.sub(node.name,1,#basename) ~= basename or string.sub(node.name,-3,-1) == "off" then
--Gate no longer exists or is already off
return
end
local delay = string.sub(node.name,#basename+1,#basename+1)
node.name = basename..delay.."_off"
minetest.swap_node(pos,node)
mesecon.receptor_off(pos,gate_get_output_rules(node))
end
for i=1,4,1 do
mesecon.register_node("mesecons_gates:pulse_"..i, {
description = "Logic Gate: Pulse",
inventory_image = "jeija_gate_off.png^jeija_gate_pulse.png",
paramtype = "light",
paramtype2 = "facedir",
is_ground_content = false,
drawtype = "nodebox",
drop = "mesecons_gates:pulse_1_off",
selection_box = selection_box,
node_box = nodebox,
walkable = true,
sounds = default.node_sound_stone_defaults(),
onstate = "mesecons_gates:pulse_"..i.."_on",
offstate = "mesecons_gates:pulse_"..i.."_off",
after_dig_node = mesecon.do_cooldown,
},{
tiles = {
"jeija_microcontroller_bottom.png^".."jeija_gate_off.png^"..
"jeija_gate_output_off.png^".."jeija_gate_pulse.png^".."mesecons_gates_pulse_setting_"..i..".png",
"jeija_microcontroller_bottom.png^".."jeija_gate_output_off.png^"..
"[transformFY",
"jeija_gate_side.png^".."jeija_gate_side_output_off.png",
"jeija_gate_side.png",
"jeija_gate_side.png",
"jeija_gate_side.png"
},
on_punch = function(pos, node, puncher)
if minetest.is_protected(pos, puncher and puncher:get_player_name() or "") then
return
end
minetest.swap_node(pos, {
name = "mesecons_gates:pulse_"..tostring(i % 4 + 1).."_off",
param2 = node.param2
})
end,
groups = i == 1 and {dig_immediate = 2} or {dig_immediate = 2,not_in_creative_inventory = 1},
mesecons = { receptor = {
state = "off",
rules = gate_get_output_rules
}, effector = {
rules = gate_get_input_rules_oneinput,
action_on = pulsegate_on,
}}
},{
tiles = {
"jeija_microcontroller_bottom.png^".."jeija_gate_on.png^"..
"jeija_gate_output_on.png^".."jeija_gate_pulse.png^".."mesecons_gates_pulse_setting_"..i..".png",
"jeija_microcontroller_bottom.png^".."jeija_gate_output_on.png^"..
"[transformFY",
"jeija_gate_side.png^".."jeija_gate_side_output_on.png",
"jeija_gate_side.png",
"jeija_gate_side.png",
"jeija_gate_side.png"
},
on_timer = pulsegate_off,
groups = {dig_immediate = 2, not_in_creative_inventory = 1},
mesecons = { receptor = {
state = "on",
rules = gate_get_output_rules
}}
})
end
minetest.register_craft({
output = "mesecons_gates:pulse_1_off",
recipe = {
{"group:mesecon_conductor_craftable","",""},
{"mesecons_materials:silicon","mesecons_materials:silicon","group:mesecon_conductor_craftable"},
{"group:mesecon_conductor_craftable","",""},
},
})
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