pl = {} local deco = {} dofile(minetest.get_modpath("plantlife_lib") .. DIR_DELIM .. "util.lua") function pl.get_def_from_id(id) for i, _ in ipairs(deco) do if deco[i][1].id and deco[i][1].id == id then return deco[i] end end end function pl.register_on_generate(def, plantname, index, func) if not index then index = 1 end -- Do we need `index`? local deco_def = { name = plantname .. "_" .. index, deco_type = "simple", place_on = def.place_on or def.surface, sidelen = 16, fill_ratio = def.fill_ratio or 0.02, noise_params = def.noise_params, y_min = def.min_elevation, y_max = def.max_elevation, flags = def.flags, decoration = "air", } -- handle near_nodes (we can't use the engine function for that) if def.near_nodes then deco_def.near_nodes = def.near_nodes if def.near_nodes_size then deco_def.near_nodes_size = def.near_nodes_size if def.near_nodes_vertical then deco_def.near_nodes_vertical = def.near_nodes_vertical end end deco_def.near_nodes_count = def.near_nodes_count or 1 end -- save def local next = #deco + 1 deco[next] = {} deco[next][1] = deco_def deco[next][2] = func or nil minetest.register_decoration(deco_def) -- print(dump(deco)) end local ids = {} minetest.register_on_mods_loaded(function() -- print(dump(deco)) for k, v in ipairs(deco) do local id = minetest.get_decoration_id(deco[k][1].name) deco[k][1].id = id table.insert(ids, id) end -- print(dump2(ids)) minetest.set_gen_notify("decoration", ids) -- print(dump(deco)) end) local function place_handler(t) local def = pl.get_def_from_id(t.id) -- near nodes handler if def.near_nodes and #minetest.find_nodes_in_area( {x = t.pos.x-def.near_nodes_size, y = t.pos.y-def.near_nodes_vertical, z = t.pos.z-def.near_nodes_size}, {x = t.pos.x+def.near_nodes_size, y = t.pos.y+def.near_nodes_vertical, z = t.pos.z+def.near_nodes_size}, def.near_nodes ) < def.near_nodes_count then return -- Long distance neighbours do not match end -- run spawn function local spawn_func = def[2] spawn_func(t.pos) -- some fun local player = minetest.get_player_by_name("Niklp") -- player:set_pos(t.pos) t.pos.y = t.pos.y + 3 minetest.add_particle({ pos = t.pos, expirationtime = 15, playername = player:get_player_name(), glow = minetest.LIGHT_MAX, texture = "default_mese_crystal.png", size = 15, }) end minetest.register_on_generated(function(minp, maxp, blockseed) local t0 = minetest.get_us_time() local g = minetest.get_mapgen_object("gennotify") local locations = {} for _, id in ipairs(ids) do local deco_locations = g["decoration#" .. id] or {} -- print("dl: " .. dump2(deco_locations)) for k, pos in pairs(deco_locations) do -- print(id) local next = #locations + 1 locations[next] = {} locations[next].pos = pos locations[next].id = id -- dbg() ^ - This must be ID! end end if #locations == 0 then return end -- print("locations: " .. dump2(locations)) for _, t in ipairs(locations) do place_handler(t) end local t1 = minetest.get_us_time() print((t1 - t0) / 1000 .. " ms") end) --[[ Example plant { { y_min = 1, decoration = "air", deco_type = "simple", id = 45, name = "bushes:bushes_1", place_on = { "default:dirt_with_grass", "stoneage:grass_with_silex", "sumpf:peat", "sumpf:sumpf" }, sidelen = 16, fill_ratio = 0.001 }, ^ - decoration def; object ID }, ^ - spawn function ]]--