1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
|
local nodebox = {
type = "fixed",
fixed = {{-8/16, -8/16, -8/16, 8/16, -7/16, 8/16 }},
}
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",
drawtype = "nodebox",
drop = basename.."_off",
selection_box = nodebox,
node_box = nodebox,
walkable = true,
sounds = default.node_sound_stone_defaults(),
assess = assess,
onstate = basename.."_on",
offstate = basename.."_off",
inputnumber = inputnumber
},{
tiles = {"jeija_microcontroller_bottom.png^".."jeija_gate_off.png^"..
"jeija_gate_"..name..".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_"..name..".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")
|
