86 lines
3.3 KiB
Lua
86 lines
3.3 KiB
Lua
mcl_structures.registered_structures = {}
|
|
|
|
function mcl_structures.place_structure(pos, def, pr)
|
|
if not def then return end
|
|
local y_offset = 0
|
|
if type(def.y_offset) == "function" then
|
|
y_offset = def.y_offset(pr)
|
|
elseif def.y_offset then
|
|
y_offset = def.y_offset
|
|
end
|
|
if def.on_place and not def.on_place(pos,def,pr) then
|
|
minetest.log("warning","[mcl_structures] "..def.name.." at "..minetest.pos_to_string(pos).." not placed. Conditions not satisfied.")
|
|
return false
|
|
end
|
|
if def.filenames then
|
|
local file = def.filenames[pr:next(1,#def.filenames)]
|
|
local pp = vector.offset(pos,0,y_offset,0)
|
|
mcl_structures.place_schematic(pp, file, "random", nil, true, "place_center_x,place_center_z",def.after_place,pr,{pos,def})
|
|
minetest.log("action","[mcl_structures] "..def.name.." placed at "..minetest.pos_to_string(pos))
|
|
return true
|
|
elseif def.place_func and def.place_func(pos,def,pr) then
|
|
if not def.after_place or ( def.after_place and def.after_place(pos,def,pr) ) then
|
|
minetest.log("action","[mcl_structures] "..def.name.." placed at "..minetest.pos_to_string(pos))
|
|
return true
|
|
end
|
|
end
|
|
minetest.log("warning","[mcl_structures] placing "..def.name.." failed at "..minetest.pos_to_string(pos))
|
|
end
|
|
|
|
function mcl_structures.register_structure(name,def,nospawn) --nospawn means it will be placed by another (non-nospawn) structure that contains it's structblock i.e. it will not be placed by mapgen directly
|
|
local structblock = "mcl_structures:structblock_"..name
|
|
local flags = "place_center_x, place_center_z, force_placement"
|
|
local y_offset = 0
|
|
local sbgroups = { structblock = 1, not_in_creative_inventory=1 }
|
|
if def.flags then flags = def.flags end
|
|
def.name = name
|
|
if nospawn then
|
|
sbgroups.structblock = nil
|
|
sbgroups.structblock_lbm = 1
|
|
else
|
|
def.deco = minetest.register_decoration({
|
|
name = "mcl_structures:deco_"..name,
|
|
decoration = structblock,
|
|
deco_type = "simple",
|
|
place_on = def.place_on,
|
|
spawn_by = def.spawn_by,
|
|
num_spawn_by = def.num_spawn_by,
|
|
sidelen = 80,
|
|
fill_ratio = def.fill_ratio,
|
|
noise_params = def.noise_params,
|
|
flags = flags,
|
|
biomes = def.biomes,
|
|
y_max = def.y_max,
|
|
y_min = def.y_min
|
|
})
|
|
local deco_id = minetest.get_decoration_id("mcl_structures:deco_"..name)
|
|
minetest.set_gen_notify({decoration=true}, { deco_id })
|
|
minetest.register_on_generated(function(minp, maxp, blockseed)
|
|
local gennotify = minetest.get_mapgen_object("gennotify")
|
|
local pr = PseudoRandom(blockseed + 42)
|
|
for _, pos in pairs(gennotify["decoration#"..deco_id] or {}) do
|
|
local realpos = vector.offset(pos,0,-1,0)
|
|
minetest.remove_node(realpos)
|
|
mcl_structures.place_structure(realpos,def,pr)
|
|
end
|
|
end)
|
|
end
|
|
minetest.register_node(":"..structblock, {drawtype="airlike", walkable = false, pointable = false,groups = sbgroups})
|
|
def.structblock = structblock
|
|
mcl_structures.registered_structures[name] = def
|
|
end
|
|
|
|
--lbm for secondary structures (structblock included in base structure)
|
|
minetest.register_lbm({
|
|
name = "mcl_structures:struct_lbm",
|
|
run_at_every_load = true,
|
|
nodenames = {"group:structblock_lbm"},
|
|
action = function(pos, node)
|
|
local name = node.name:gsub("mcl_structures:structblock_","")
|
|
local def = mcl_structures.registered_structures[name]
|
|
if not def then return end
|
|
minetest.remove_node(pos)
|
|
mcl_structures.place_structure(pos)
|
|
end
|
|
})
|