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ancient_world
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Add a meteor.

master
Beha 2017-01-09 15:20:20 -05:00
parent 85a47b7049
commit 8ecbbb5716
3 changed files with 66 additions and 5 deletions
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15
init.lua
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@ -116,24 +116,31 @@ minetest.register_on_generated(function(minp, maxp, seed)
local pos = vector.add(use, def.offset)
minetest.place_schematic(pos, def.schematic, "random")
-- Very Hacky Solution due to minetest.place_schematic carrying the replacements parameter between calls.
-- This parses the schematic file manually, then replaces appropriate nodes between all possible positions.
local schematic_size = {}
-- Open the schematic and read the three size integers into schematic_size.
local sf = io.open(def.schematic, "rb")
sf:read(6)
schematic_size.x = string.byte(sf:read(1)) * 256 + string.byte(sf:read(1))
schematic_size.y = string.byte(sf:read(1)) * 256 + string.byte(sf:read(1))
schematic_size.z = string.byte(sf:read(1)) * 256 + string.byte(sf:read(1))
sf:close()
local mid = vector.add(pos, vector.divide(schematic_size, 2))
-- Replace appropriate nodes in the possible schematic area.
for k,v in pairs(r) do
local positions = minetest.find_nodes_in_area(vector.subtract(pos, schematic_size), vector.add(maxp, schematic_size), {k})
local positions = minetest.find_nodes_in_area(vector.subtract(mid, schematic_size), vector.add(mid, schematic_size), {k})
if positions then
for _,p in ipairs(positions) do
minetest.set_node(p, {name=v})
end
end
end
-- End Very Hacky Solution
if def.special then
def.special(pos, mid, schematic_size)
end
end
end
end

BIN
schematics/meteor_1.mts Normal file
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56
structures.lua
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@ -187,7 +187,7 @@ end
ancient_world.register("ancient_world:mine_1", {
schematic = minetest.get_modpath("ancient_world") .. "/schematics/mine_1.mts",
type = "decoration",
on = {"default:dirt_with_grass"},
on = {"default:dirt_with_grass", "default:dirt_with_dry_grass"},
offset = {
x = 0,
y = -48,
@ -207,3 +207,57 @@ ancient_world.register("ancient_world:mine_1", {
{"default:stone_with_gold", "default:stone_with_copper", "default:stone_with_iron"}),
},
})
ancient_world.register("ancient_world:meteor_1", {
schematic = minetest.get_modpath("ancient_world") .. "/schematics/meteor_1.mts",
type = "decoration",
on = {"default:dirt_with_grass", "default:dirt_with_dry_grass"},
offset = {
x = 0,
y = -2,
z = 0,
},
limit_y = {
max = 31000,
min = -32,
},
replacements = {
["ancient_world:placeholder_1"] = "fire:basic_flame",
},
special = function(pos, mid, schematic_size)
local want = {
["default:dirt_with_dry_grass"] = true,
["default:dirt_with_grass"] = true,
["default:stone"] = true,
}
local t = vector.add(mid, schematic_size)
t.y = t.y - 4
local positions = minetest.find_nodes_in_area(vector.subtract(mid, schematic_size), t, {"air"})
if positions then
for _,p in ipairs(positions) do
if math.random(1, 100) <= 10 then
local hit = p
local tries = 1
while true do
hit = vector.add(hit, {x=0, y=-1, z=0})
if want[minetest.get_node(vector.add(hit, {x=0, y=-1, z=0})).name] then
break
end
if want[minetest.get_node(vector.add(hit, {x=0, y=-1, z=0})).name] == "ignore" then
hit = nil
break
end
if tries > 16 then
hit = nil
break
end
tries = tries + 1
end
if hit then
minetest.set_node(hit, {name="default:dirt"})
end
end
end
end
end,
})