144 lines
3.6 KiB
Lua
144 lines
3.6 KiB
Lua
local BLOCK_PREFIX = "regional_weather:snow_cover_"
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if not minetest.get_modpath("default")
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or default.node_sound_snow_defaults == nil
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or not regional_weather.settings.snow then
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for i = 1,5 do
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minetest.register_alias(BLOCK_PREFIX .. i, "air")
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end
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return
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end
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local destruction_handler = function(pos)
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pos.y = pos.y - 1
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if minetest.get_node(pos).name == "default:dirt_with_snow" then
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minetest.set_node(pos, {name = "default:dirt_with_grass"})
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end
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end
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for i = 1,5 do
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local node_box = {
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type = "fixed",
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fixed = {-0.5, -0.5, -0.5, 0.5, 0.2*i - 0.5, 0.5}
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}
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minetest.register_node(BLOCK_PREFIX .. i, {
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tiles = { "default_snow.png" },
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drawtype = "nodebox",
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buildable_to = i < 3,
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floodable = true,
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walkable = i > 3,
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paramtype = "light",
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node_box = node_box,
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groups = {
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not_in_creative_inventory = 1,
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crumbly = 3,
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falling_node = 1,
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snowy = 1,
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regional_weather_snow_cover = i
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},
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sounds = default.node_sound_snow_defaults(),
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drop = "default:snow " .. math.ceil(i / 2),
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on_construct = function(pos)
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pos.y = pos.y - 1
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if minetest.get_node(pos).name == "default:dirt_with_grass" then
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minetest.set_node(pos, {name = "default:dirt_with_snow"})
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end
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end,
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on_destruct = destruction_handler,
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on_flood = destruction_handler
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})
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end
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climate_api.register_abm({
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label = "create snow covers",
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nodenames = {
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"group:soil",
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"group:leaves",
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"group:stone",
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"default:snowblock",
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"group:coverable_by_snow"
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},
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neighbors = { "air" },
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interval = 15,
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chance = 30,
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catch_up = false,
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conditions = {
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min_height = regional_weather.settings.min_height,
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max_height = regional_weather.settings.max_height,
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min_humidity = 55,
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max_heat = 30,
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daylight = 15
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},
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pos_override = function(pos)
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return vector.add(pos, { x = 0, y = 1, z = 0 })
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end,
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action = function (pos, node, env)
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if minetest.get_node(pos).name ~= "air" then return end
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local base = minetest.get_node(vector.add(pos, {x=0, y=-1, z=0})).name
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local is_soil = minetest.get_item_group(base, "soil") or 0
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local is_stone = minetest.get_item_group(base, "stone") or 0
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if not (is_soil == 0 and is_stone == 0) then
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minetest.set_node(pos, { name = BLOCK_PREFIX .. "1" })
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end
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end
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})
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climate_api.register_abm({
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label = "replace flora with snow covers and stack covers higher",
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nodenames = {
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"group:flora",
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"group:grass",
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"group:plant",
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"group:regional_weather_snow_cover"
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},
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interval = 15,
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chance = 25,
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catch_up = false,
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conditions = {
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min_height = regional_weather.settings.min_height,
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max_height = regional_weather.settings.max_height,
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min_humidity = 55,
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max_heat = 30,
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daylight = 15
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},
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action = function (pos, node, env)
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local node_name = minetest.get_node(pos).name
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local value = minetest.get_item_group(node_name, "regional_weather_snow_cover")
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if value == nil then value = 0 end
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if value < 5 then
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minetest.set_node(pos, { name = BLOCK_PREFIX .. (value + 1) })
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end
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end
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})
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climate_api.register_abm({
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label = "melt snow covers",
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nodenames = { "group:regional_weather_snow_cover" },
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interval = 15,
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chance = 10,
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catch_up = true,
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conditions = {
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min_heat = 30
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},
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action = function (pos, node, env)
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local node_name = minetest.get_node(pos).name
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local value = minetest.get_item_group(node_name, "regional_weather_snow_cover")
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if value == nil then value = 0 end
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if value > 1 then
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minetest.set_node(pos, { name = BLOCK_PREFIX .. (value - 1) })
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elseif regional_weather.settings.puddles then
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minetest.set_node(pos, { name = "regional_weather:puddle" })
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else
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minetest.set_node(pos, { name = "air" })
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end
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end
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})
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