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author | Vanessa Ezekowitz <vanessaezekowitz@gmail.com> | 2016-04-01 20:02:19 -0400 |
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committer | Vanessa Ezekowitz <vanessaezekowitz@gmail.com> | 2016-04-01 21:09:33 -0400 |
commit | da66780a569712c23ae4f2996cfb4608a9f9d69d (patch) | |
tree | 217556029a78bc23ad4564720afc86de97228a04 /mesecons/mesecons_microcontroller/init.lua | |
parent | 615b22df4d423aded3613db7716943a2f389b047 (diff) | |
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copy all standard Dreambuilder mods in from the old subgame
(exactly as last supplied there, updates to these mods will follow later)
Diffstat (limited to 'mesecons/mesecons_microcontroller/init.lua')
-rw-r--r-- | mesecons/mesecons_microcontroller/init.lua | 692 |
1 files changed, 692 insertions, 0 deletions
diff --git a/mesecons/mesecons_microcontroller/init.lua b/mesecons/mesecons_microcontroller/init.lua new file mode 100644 index 0000000..6778a10 --- /dev/null +++ b/mesecons/mesecons_microcontroller/init.lua @@ -0,0 +1,692 @@ +EEPROM_SIZE = 255 + +local microc_rules = {} + +for a = 0, 1 do +for b = 0, 1 do +for c = 0, 1 do +for d = 0, 1 do +local nodename = "mesecons_microcontroller:microcontroller"..tostring(d)..tostring(c)..tostring(b)..tostring(a) +local top = "jeija_microcontroller_top.png" +if tostring(a) == "1" then + top = top.."^jeija_microcontroller_LED_A.png" +end +if tostring(b) == "1" then + top = top.."^jeija_microcontroller_LED_B.png" +end +if tostring(c) == "1" then + top = top.."^jeija_microcontroller_LED_C.png" +end +if tostring(d) == "1" then + top = top.."^jeija_microcontroller_LED_D.png" +end +if tostring(d)..tostring(c)..tostring(b)..tostring(a) ~= "0000" then + groups = {dig_immediate=2, not_in_creative_inventory=1, mesecon = 3, overheat = 1} +else + groups = {dig_immediate=2, mesecon = 3, overheat = 1} +end +local rules={} +if (a == 1) then table.insert(rules, {x = -1, y = 0, z = 0}) end +if (b == 1) then table.insert(rules, {x = 0, y = 0, z = 1}) end +if (c == 1) then table.insert(rules, {x = 1, y = 0, z = 0}) end +if (d == 1) then table.insert(rules, {x = 0, y = 0, z = -1}) end + +local input_rules={} +if (a == 0) then table.insert(input_rules, {x = -1, y = 0, z = 0, name = "A"}) end +if (b == 0) then table.insert(input_rules, {x = 0, y = 0, z = 1, name = "B"}) end +if (c == 0) then table.insert(input_rules, {x = 1, y = 0, z = 0, name = "C"}) end +if (d == 0) then table.insert(input_rules, {x = 0, y = 0, z = -1, name = "D"}) end +microc_rules[nodename] = rules + +local mesecons = {effector = +{ + rules = input_rules, + action_change = function (pos, node, rulename, newstate) + yc_update_real_portstates(pos, node, rulename, newstate) + update_yc(pos) + end +}} +if nodename ~= "mesecons_microcontroller:microcontroller0000" then + mesecons.receptor = { + state = mesecon.state.on, + rules = rules + } +end + +minetest.register_node(nodename, { + description = "Microcontroller", + drawtype = "nodebox", + tiles = { + top, + "jeija_microcontroller_bottom.png", + "jeija_microcontroller_sides.png", + "jeija_microcontroller_sides.png", + "jeija_microcontroller_sides.png", + "jeija_microcontroller_sides.png" + }, + + sunlight_propagates = true, + paramtype = "light", + walkable = true, + groups = groups, + drop = "mesecons_microcontroller:microcontroller0000 1", + selection_box = { + type = "fixed", + fixed = { -8/16, -8/16, -8/16, 8/16, -5/16, 8/16 }, + }, + node_box = { + type = "fixed", + fixed = { + { -8/16, -8/16, -8/16, 8/16, -7/16, 8/16 }, -- bottom slab + { -5/16, -7/16, -5/16, 5/16, -6/16, 5/16 }, -- circuit board + { -3/16, -6/16, -3/16, 3/16, -5/16, 3/16 }, -- IC + } + }, + on_construct = function(pos) + local meta = minetest.get_meta(pos) + meta:set_string("code", "") + meta:set_string("formspec", "size[9,2.5]".. + "field[0.256,-0.2;9,2;code;Code:;]".. + "button[0 ,0.2;1.5,3;band;AND]".. + "button[1.5,0.2;1.5,3;bxor;XOR]".. + "button[3 ,0.2;1.5,3;bnot;NOT]".. + "button[4.5,0.2;1.5,3;bnand;NAND]".. + "button[6 ,0.2;1.5,3;btflop;T-Flop]".. + "button[7.5,0.2;1.5,3;brsflop;RS-Flop]".. + "button_exit[3.5,1;2,3;program;Program]") + meta:set_string("infotext", "Unprogrammed Microcontroller") + local r = "" + for i=1, EEPROM_SIZE+1 do r=r.."0" end --Generate a string with EEPROM_SIZE*"0" + meta:set_string("eeprom", r) + end, + on_receive_fields = function(pos, formanme, fields, sender) + local meta = minetest.get_meta(pos) + if fields.band then + fields.code = "sbi(C, A&B) :A and B are inputs, C is output" + elseif fields.bxor then + fields.code = "sbi(C, A~B) :A and B are inputs, C is output" + elseif fields.bnot then + fields.code = "sbi(B, !A) :A is input, B is output" + elseif fields.bnand then + fields.code = "sbi(C, !A|!B) :A and B are inputs, C is output" + elseif fields.btflop then + fields.code = "if(A)sbi(1,1);if(!A)sbi(B,!B)sbi(1,0); if(C)off(B,1); :A is input, B is output (Q), C is reset, toggles with falling edge" + elseif fields.brsflop then + fields.code = "if(A)on(C);if(B)off(C); :A is S (Set), B is R (Reset), C is output (R dominates)" + end + if fields.code == nil then return end + + meta:set_string("code", fields.code) + meta:set_string("formspec", "size[9,2.5]".. + "field[0.256,-0.2;9,2;code;Code:;"..minetest.formspec_escape(fields.code).."]".. + "button[0 ,0.2;1.5,3;band;AND]".. + "button[1.5,0.2;1.5,3;bxor;XOR]".. + "button[3 ,0.2;1.5,3;bnot;NOT]".. + "button[4.5,0.2;1.5,3;bnand;NAND]".. + "button[6 ,0.2;1.5,3;btflop;T-Flop]".. + "button[7.5,0.2;1.5,3;brsflop;RS-Flop]".. + "button_exit[3.5,1;2,3;program;Program]") + meta:set_string("infotext", "Programmed Microcontroller") + yc_reset (pos) + update_yc(pos) + end, + sounds = default.node_sound_stone_defaults(), + mesecons = mesecons, + after_dig_node = function (pos, node) + rules = microc_rules[node.name] + mesecon.receptor_off(pos, rules) + end, +}) +end +end +end +end + +minetest.register_craft({ + output = 'craft "mesecons_microcontroller:microcontroller0000" 2', + recipe = { + {'mesecons_materials:silicon', 'mesecons_materials:silicon', 'group:mesecon_conductor_craftable'}, + {'mesecons_materials:silicon', 'mesecons_materials:silicon', 'group:mesecon_conductor_craftable'}, + {'group:mesecon_conductor_craftable', 'group:mesecon_conductor_craftable', ''}, + } +}) + +function yc_reset(pos) + yc_action(pos, {a=false, b=false, c=false, d=false}) + local meta = minetest.get_meta(pos) + meta:set_int("afterid", 0) + local r = "" + for i=1, EEPROM_SIZE+1 do r=r.."0" end --Generate a string with EEPROM_SIZE*"0" + meta:set_string("eeprom", r) +end + +function update_yc(pos) + local meta = minetest.get_meta(pos) + + if (mesecon.do_overheat(pos)) then + minetest.remove_node(pos) + minetest.after(0.2, function (pos) + mesecon.receptor_off(pos, mesecon.rules.flat) + end , pos) -- wait for pending parsings + minetest.add_item(pos, "mesecons_microcontroller:microcontroller0000") + end + + local code = meta:get_string("code") + code = yc_code_remove_commentary(code) + code = string.gsub(code, " ", "") --Remove all spaces + code = string.gsub(code, " ", "") --Remove all tabs + if yc_parsecode(code, pos) == nil then + meta:set_string("infotext", "Code not valid!\n"..code) + else + meta:set_string("infotext", "Working Microcontroller\n"..code) + end +end + + +--Code Parsing +function yc_code_remove_commentary(code) + local is_string = false + for i = 1, #code do + if code:sub(i, i) == '"' then + is_string = not is_string --toggle is_string + elseif code:sub(i, i) == ":" and not is_string then + return code:sub(1, i-1) + end + end + return code +end + +function yc_parsecode(code, pos) + local meta = minetest.get_meta(pos) + local endi = 1 + local Lreal = yc_get_real_portstates(pos) + local Lvirtual = yc_get_virtual_portstates(pos) + if Lvirtual == nil then return nil end + local c + local eeprom = meta:get_string("eeprom") + while true do + local command, params + command, endi = parse_get_command(code, endi) + if command == nil then return nil end + if command == true then break end --end of code + if command == "if" then + local r + r, endi = yc_command_if(code, endi, yc_merge_portstates(Lreal, Lvirtual), eeprom) + if r == nil then return nil end + if r == true then -- nothing + elseif r == false then + local endi_new = yc_skip_to_else (code, endi) + if endi_new == nil then --else > not found + endi = yc_skip_to_endif(code, endi) + else + endi = endi_new + end + if endi == nil then return nil end + end + else + params, endi = parse_get_params(code, endi) + if not params then return nil end + end + if command == "on" then + L = yc_command_on (params, Lvirtual) + elseif command == "off" then + L = yc_command_off(params, Lvirtual) + elseif command == "print" then + local su = yc_command_print(params, eeprom, yc_merge_portstates(Lreal, Lvirtual)) + if su ~= true then return nil end + elseif command == "after" then + local su = yc_command_after(params, pos) + if su == nil then return nil end + elseif command == "sbi" then + local new_eeprom + new_eeprom, Lvirtual = yc_command_sbi (params, eeprom, yc_merge_portstates(Lreal, Lvirtual), Lvirtual) + if new_eeprom == nil then return nil + else eeprom = new_eeprom end + elseif command == "if" then --nothing + else + return nil + end + if Lvirtual == nil then return nil end + if eeprom == nil then return nil else + minetest.get_meta(pos):set_string("eeprom", eeprom) end + end + yc_action(pos, Lvirtual) + return true +end + +function parse_get_command(code, starti) + i = starti + local s + while s ~= "" do + s = string.sub(code, i, i) + if s == "(" then + return string.sub(code, starti, i-1), i + 1 -- i: ( i+1 after ( + end + if s == ";" and starti == i then + starti = starti + 1 + i = starti + elseif s == ">" then + starti = yc_skip_to_endif(code, starti) + if starti == nil then return nil end + i = starti + else + i = i + 1 + end + end + + if starti == i-1 then + return true, true + end + return nil, nil +end + +function parse_get_params(code, starti) + i = starti + local s + local params = {} + local is_string = false + while s ~= "" do + s = string.sub(code, i, i) + if code:sub(i, i) == '"' then + is_string = (is_string==false) --toggle is_string + end + if s == ")" and is_string == false then + table.insert(params, string.sub(code, starti, i-1)) -- i: ) i+1 after ) + return params, i + 1 + end + if s == "," and is_string == false then + table.insert(params, string.sub(code, starti, i-1)) -- i: ) i+1 after ) + starti = i + 1 + end + i = i + 1 + end + return nil, nil +end + +function yc_parse_get_eeprom_param(cond, starti) + i = starti + local s + local addr + while s ~= "" do + s = string.sub(cond, i, i) + if string.find("0123456789", s) == nil or s == "" then + addr = string.sub(cond, starti, i-1) -- i: last number i+1 after last number + return addr, i + end + if s == "," then return nil, nil end + i = i + 1 + end + return nil, nil +end + +function yc_skip_to_endif(code, starti) + local i = starti + local s = false + local open_ifs = 1 + while s ~= nil and s~= "" do + s = code:sub(i, i) + if s == "i" and code:sub(i+1, i+1) == "f" then --if in µCScript + open_ifs = open_ifs + 1 + end + if s == ";" then + open_ifs = open_ifs - 1 + end + if open_ifs == 0 then + return i + 1 + end + i = i + 1 + end + return nil +end + +function yc_skip_to_else(code, starti) + local i = starti + local s = false + local open_ifs = 1 + while s ~= nil and s~= "" do + s = code:sub(i, i) + if s == "i" and code:sub(i+1, i+1) == "f" then --if in µCScript + open_ifs = open_ifs + 1 + end + if s == ";" then + open_ifs = open_ifs - 1 + end + if open_ifs == 1 and s == ">" then + return i + 1 + end + i = i + 1 + end + return nil +end + +--Commands +function yc_command_on(params, L) + local rules = {} + for i, port in ipairs(params) do + L = yc_set_portstate (port, true, L) + end + return L +end + +function yc_command_off(params, L) + local rules = {} + for i, port in ipairs(params) do + L = yc_set_portstate (port, false, L) + end + return L +end + +function yc_command_print(params, eeprom, L) + local s = "" + for i, param in ipairs(params) do + if param:sub(1,1) == '"' and param:sub(#param, #param) == '"' then + s = s..param:sub(2, #param-1) + else + r = yc_command_parsecondition(param, L, eeprom) + if r == "1" or r == "0" then + s = s..r + else return nil end + end + end + print(s) --don't remove + return true +end + +function yc_command_sbi(params, eeprom, L, Lv) + if params[1]==nil or params[2]==nil or params[3] ~=nil then return nil end + local status = yc_command_parsecondition(params[2], L, eeprom) + + if status == nil then return nil, nil end + + if string.find("ABCD", params[1])~=nil and #params[1]==1 then --is a port + if status == "1" then + Lv = yc_set_portstate (params[1], true, Lv) + else + Lv = yc_set_portstate (params[1], false, Lv) + end + return eeprom, Lv; + end + + --is an eeprom address + local new_eeprom = ""; + for i=1, #eeprom do + if tonumber(params[1])==i then + new_eeprom = new_eeprom..status + else + new_eeprom = new_eeprom..eeprom:sub(i, i) + end + end + return new_eeprom, Lv +end + +-- after (delay) +function yc_command_after(params, pos) + if params[1] == nil or params[2] == nil or params[3] ~= nil then return nil end + + --get time (maximum time is 200) + local time = tonumber(params[1]) + if time == nil or time > 200 then + return nil + end + + --get code in quotes "code" + if string.sub(params[2], 1, 1) ~= '"' or string.sub(params[2], #params[2], #params[2]) ~= '"' then return nil end + local code = string.sub(params[2], 2, #params[2] - 1) + + local afterid = math.random(10000) + local meta = minetest.get_meta(pos) + meta:set_int("afterid", afterid) + minetest.after(time, yc_command_after_execute, {pos = pos, code = code, afterid = afterid}) + return true +end + +function yc_command_after_execute(params) + local meta = minetest.get_meta(params.pos) + if meta:get_int("afterid") == params.afterid then --make sure the node has not been changed + if yc_parsecode(params.code, params.pos) == nil then + meta:set_string("infotext", "Code in after() not valid!") + else + if code ~= nil then + meta:set_string("infotext", "Working Microcontroller\n"..code) + else + meta:set_string("infotext", "Working Microcontroller") + end + end + end +end + +--If +function yc_command_if(code, starti, L, eeprom) + local cond, endi = yc_command_if_getcondition(code, starti) + if cond == nil then return nil end + + cond = yc_command_parsecondition(cond, L, eeprom) + + local result + if cond == "0" then result = false + elseif cond == "1" then result = true end + if not result then end + return result, endi --endi from local cond, endi = yc_command_if_getcondition(code, starti) +end + +--Condition parsing +function yc_command_if_getcondition(code, starti) + i = starti + local s + local brackets = 1 --1 Bracket to close + while s ~= "" do + s = string.sub(code, i, i) + + if s == ")" then + brackets = brackets - 1 + end + + if s == "(" then + brackets = brackets + 1 + end + + if brackets == 0 then + return string.sub(code, starti, i-1), i + 1 -- i: ( i+1 after ( + end + + i = i + 1 + end + return nil, nil +end + +function yc_command_parsecondition(cond, L, eeprom) + cond = string.gsub(cond, "A", tonumber(L.a and 1 or 0)) + cond = string.gsub(cond, "B", tonumber(L.b and 1 or 0)) + cond = string.gsub(cond, "C", tonumber(L.c and 1 or 0)) + cond = string.gsub(cond, "D", tonumber(L.d and 1 or 0)) + + + local i = 1 + local l = string.len(cond) + while i<=l do + local s = cond:sub(i,i) + if s == "#" then + local addr, endi = yc_parse_get_eeprom_param(cond, i+1) + local buf = yc_eeprom_read(tonumber(addr), eeprom) + if buf == nil then return nil end + local call = cond:sub(i, endi-1) + cond = string.gsub(cond, call, buf) + i = 0 + l = string.len(cond) + end + i = i + 1 + end + + cond = string.gsub(cond, "!0", "1") + cond = string.gsub(cond, "!1", "0") + + local i = 2 + local l = string.len(cond) + while i<=l do + local s = cond:sub(i,i) + local b = tonumber(cond:sub(i-1, i-1)) + local a = tonumber(cond:sub(i+1, i+1)) + if cond:sub(i+1, i+1) == nil then break end + if s == "=" then + if a==nil then return nil end + if b==nil then return nil end + if a == b then buf = "1" end + if a ~= b then buf = "0" end + cond = string.gsub(cond, b..s..a, buf) + i = 1 + l = string.len(cond) + end + i = i + 1 + end + + local i = 2 + local l = string.len(cond) + while i<=l do + local s = cond:sub(i,i) + local b = tonumber(cond:sub(i-1, i-1)) + local a = tonumber(cond:sub(i+1, i+1)) + if cond:sub(i+1, i+1) == nil then break end + if s == "&" then + if a==nil then return nil end + local buf = ((a==1) and (b==1)) + if buf == true then buf = "1" end + if buf == false then buf = "0" end + cond = string.gsub(cond, b..s..a, buf) + i = 1 + l = string.len(cond) + end + if s == "|" then + if a==nil then return nil end + local buf = ((a == 1) or (b == 1)) + if buf == true then buf = "1" end + if buf == false then buf = "0" end + cond = string.gsub(cond, b..s..a, buf) + i = 1 + l = string.len(cond) + end + if s == "~" then + if a==nil then return nil end + local buf = (((a == 1) or (b == 1)) and not((a==1) and (b==1))) + if buf == true then buf = "1" end + if buf == false then buf = "0" end + cond = string.gsub(cond, b..s..a, buf) + i = 1 + l = string.len(cond) + end + i = i + 1 + end + + return cond +end + +--Virtual-Hardware functions +function yc_eeprom_read(number, eeprom) + if not number then return end + return eeprom:sub(number, number) +end + +--Real I/O functions +function yc_action(pos, L) --L-->Lvirtual + local Lv = yc_get_virtual_portstates(pos) + local name = "mesecons_microcontroller:microcontroller" + ..tonumber(L.d and 1 or 0) + ..tonumber(L.c and 1 or 0) + ..tonumber(L.b and 1 or 0) + ..tonumber(L.a and 1 or 0) + local node = minetest.get_node(pos) + minetest.swap_node(pos, {name = name, param2 = node.param2}) + + yc_action_setports(pos, L, Lv) +end + +function yc_action_setports(pos, L, Lv) + local name = "mesecons_microcontroller:microcontroller" + local rules + if Lv.a ~= L.a then + rules = microc_rules[name.."0001"] + if L.a == true then mesecon.receptor_on(pos, rules) + else mesecon.receptor_off(pos, rules) end + end + if Lv.b ~= L.b then + rules = microc_rules[name.."0010"] + if L.b == true then mesecon.receptor_on(pos, rules) + else mesecon.receptor_off(pos, rules) end + end + if Lv.c ~= L.c then + rules = microc_rules[name.."0100"] + if L.c == true then mesecon.receptor_on(pos, rules) + else mesecon.receptor_off(pos, rules) end + end + if Lv.d ~= L.d then + rules = microc_rules[name.."1000"] + if L.d == true then mesecon.receptor_on(pos, rules) + else mesecon.receptor_off(pos, rules) end + end +end + +function yc_set_portstate(port, state, L) + if port == "A" then L.a = state + elseif port == "B" then L.b = state + elseif port == "C" then L.c = state + elseif port == "D" then L.d = state + else return nil end + return L +end + +function yc_update_real_portstates(pos, node, rulename, newstate) + local meta = minetest.get_meta(pos) + if rulename == nil then + meta:set_int("real_portstates", 1) + return + end + local n = meta:get_int("real_portstates") - 1 + local L = {} + for i = 1, 4 do + L[i] = n%2 + n = math.floor(n/2) + end + if rulename.x == nil then + for _, rname in ipairs(rulename) do + local port = ({4, 1, nil, 3, 2})[rname.x+2*rname.z+3] + L[port] = (newstate == "on") and 1 or 0 + end + else + local port = ({4, 1, nil, 3, 2})[rulename.x+2*rulename.z+3] + L[port] = (newstate == "on") and 1 or 0 + end + meta:set_int("real_portstates", 1 + L[1] + 2*L[2] + 4*L[3] + 8*L[4]) +end + +function yc_get_real_portstates(pos) -- determine if ports are powered (by itself or from outside) + local meta = minetest.get_meta(pos) + local L = {} + local n = meta:get_int("real_portstates") - 1 + for _, index in ipairs({"a", "b", "c", "d"}) do + L[index] = ((n%2) == 1) + n = math.floor(n/2) + end + return L +end + +function yc_get_virtual_portstates(pos) -- portstates according to the name + local name = minetest.get_node(pos).name + local b, a = string.find(name, ":microcontroller") + if a == nil then return nil end + a = a + 1 + + local Lvirtual = {a=false, b=false, c=false, d=false} + if name:sub(a , a ) == "1" then Lvirtual.d = true end + if name:sub(a+1, a+1) == "1" then Lvirtual.c = true end + if name:sub(a+2, a+2) == "1" then Lvirtual.b = true end + if name:sub(a+3, a+3) == "1" then Lvirtual.a = true end + return Lvirtual +end + +function yc_merge_portstates(Lreal, Lvirtual) + local L = {a=false, b=false, c=false, d=false} + if Lvirtual.a or Lreal.a then L.a = true end + if Lvirtual.b or Lreal.b then L.b = true end + if Lvirtual.c or Lreal.c then L.c = true end + if Lvirtual.d or Lreal.d then L.d = true end + return L +end |