90 lines
2.3 KiB
Lua
90 lines
2.3 KiB
Lua
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local charset = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
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local function rand_str(length, seed)
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math.randomseed(seed)
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local ret = {}
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local r
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for i = 1, length do
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r = math.random(1, #charset)
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table.insert(ret, charset:sub(r, r))
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end
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return table.concat(ret)
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end
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----------------------------------------------------------------
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-- global namespaced functions
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----------------------------------------------------------------
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function logistica.load_position(pos)
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if pos.x < -30912 or pos.y < -30912 or pos.z < -30912 or
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pos.x > 30927 or pos.y > 30927 or pos.z > 30927 then return end
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if minetest.get_node_or_nil(pos) then
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return
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end
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local vm = minetest.get_voxel_manip()
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vm:read_from_map(pos, pos)
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end
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function logistica.swap_node(pos, newName)
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local node = minetest.get_node(pos)
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if node.name ~= newName then
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node.name = newName
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minetest.swap_node(pos, node)
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end
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end
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function logistica.get_network_name_for(pos)
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local p1 = rand_str(3, pos.x)
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local p2 = rand_str(3, pos.y)
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local p3 = rand_str(3, pos.z)
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return p1.."-"..p2.."-"..p3
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end
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function logistica.set_infotext(pos, txt)
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local meta = minetest.get_meta(pos)
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meta:set_string("infotext", txt)
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end
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function logistica.ttos(val, name, skipnewlines, depth)
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skipnewlines = skipnewlines or true
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depth = depth or 0
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local tmp = string.rep(" ", depth)
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if name then tmp = tmp .. name .. " = " end
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if type(val) == "table" then
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tmp = tmp .. "{" .. (not skipnewlines and "\n" or "")
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for k, v in pairs(val) do
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tmp = tmp .. logistica.ttos(v, k, skipnewlines, depth + 1) .. "," .. (not skipnewlines and "\n" or "")
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end
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tmp = tmp .. string.rep(" ", depth) .. "}"
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elseif type(val) == "number" then
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tmp = tmp .. tostring(val)
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elseif type(val) == "string" then
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tmp = tmp .. string.format("%q", val)
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elseif type(val) == "boolean" then
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tmp = tmp .. (val and "true" or "false")
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else
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tmp = tmp .. "\"[inserializeable datatype:" .. type(val) .. "]\""
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end
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return tmp
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end
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function logistica.clamp(v, min, max)
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if v < min then return min end
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if v > max then return max end
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return v
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end
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function logistica.start_node_timer(pos, time)
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local timer = minetest.get_node_timer(pos)
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if not timer:is_started() then
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timer:start(time)
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end
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return timer
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end |