86 lines
2.5 KiB
Lua
86 lines
2.5 KiB
Lua
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local MP = minetest.get_modpath(minetest.get_current_modname())
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local S, NS = dofile(MP.."/intllib.lua")
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local wisp_desc
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local wisp_usage
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if minetest.get_modpath("doc") then
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wisp_desc = S("Mysterious blue flames may occasionally be found flickering on the edges of oil lakes, burning without oxygen and seeming to maintain their size as they drift about through the unbreathable atmosphere.")
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wisp_usage = S("Gas Wisps have no known use, and fortunately they are not hostile or very dangerous.")
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end
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minetest.register_node("mine_gas:gas_wisp", {
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description = S("Gas Wisp"),
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_doc_items_longdesc = wisp_desc,
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_doc_items_usagehelp = wisp_usage,
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walkable = false,
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diggable = false,
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buildable_to = true,
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drawtype = "plantlike",
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waving = 1,
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drowning = 1,
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damage_per_second = 4,
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post_effect_color = {a = 20, r = 20, g = 20, b = 250},
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tiles = {{name = "mine_gas_wisp.png", animation =
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{
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type = "vertical_frames",
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aspect_w = 16,
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aspect_h = 16,
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length = 1.5,
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},
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}},
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light_source = 10,
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use_texture_alpha = true,
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groups = {not_in_creative_inventory=0},
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paramtype = "light",
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paramtype2 = "meshoptions",
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place_param2 = 0,
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-- * bit 4 (0x10, decimal 16) - Makes the plant mesh 1.4x larger
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inventory_image = "mine_gas_wisp_inventory.png",
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drop = {},
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sunlight_propagates = true,
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on_blast = function() end, -- unaffected by explosions
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})
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minetest.register_abm({
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label = "mine_gas:gas wisp movement",
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nodenames = {"mine_gas:gas_wisp"},
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neighbors = {"mine_gas:gas"},
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interval = 1.0,
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chance = 10,
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catch_up = true,
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action = function(pos, node)
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local next_pos = {x=pos.x+math.random(1,3)-2, y=pos.y+math.random(1,3)-2, z=pos.z+math.random(1,3)-2}
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local next_node = minetest.get_node(next_pos)
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if next_node.name == "mine_gas:gas" then
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minetest.swap_node(next_pos, node)
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minetest.swap_node(pos, next_node)
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end
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pos = next_pos
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end,
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})
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minetest.register_abm({
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label = "mine_gas:gas wisp extinguish",
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nodenames = {"mine_gas:gas_wisp"},
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neighbors = {"air"},
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interval = 10,
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chance = 1,
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catch_up = true,
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action = function(pos, node)
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for y = -1, 1 do
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for x = -1, 1 do
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for z = -1, 1 do
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local node_name = minetest.get_node({x=pos.x+x, y=pos.y+y, z=pos.z+z}).name
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if node_name == "mine_gas:gas" or minetest.get_item_group(node_name, "flammable") > 0 then
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-- there's gas or a flammable adjacent, don't extinguish
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return
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end
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end
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end
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end
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-- no gas adjacent, extinguish
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minetest.set_node(pos, {name="air"})
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end,
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})
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