560 lines
24 KiB
Lua
560 lines
24 KiB
Lua
-- Loud Walking terrain.lua
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-- Copyright Duane Robertson (duane@duanerobertson.com), 2017
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-- Distributed under the LGPLv2.1 (https://www.gnu.org/licenses/old-licenses/lgpl-2.1.en.html)
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dofile(loud_walking.path..'/deco.lua')
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-- These seem to help the y loop some (but not much).
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local node = loud_walking.node
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local math_abs = math.abs
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local math_floor = math.floor
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local biomes = loud_walking.biomes
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local get_decoration = loud_walking.get_decoration
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local place_schematic = loud_walking.place_schematic
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local cloud_i = 0.5
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local glass = {"loud_walking:sky_scrith", "loud_walking:cloud_scrith", "loud_walking:transparent_scrith"}
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local terrain_p = {offset = 0, scale = 10, seed = 8829, spread = {x = 40, y = 40, z = 40}, octaves = 6, persist = 0.4, lacunarity = 2}
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local terrain_noise
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local terrain_map = {}
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local cave_p = {offset = 0, scale = 1, seed = -3977, spread = {x = 30, y = 30, z = 30}, octaves = 3, persist = 0.8, lacunarity = 2}
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local cave_noise
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local cave_map = {}
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local cloud_p = {offset = 0, scale = 1, seed = -7874, spread = {x = 30, y = 30, z = 30}, octaves = 3, persist = 0.8, lacunarity = 2}
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local cloud_noise
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local cloud_map = {}
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local pod_size = {x=loud_walking.pod_size_x, y=loud_walking.pod_size_y, z=loud_walking.pod_size_z}
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local half_pod = {x=math_floor(pod_size.x / 2), y=math_floor(pod_size.y / 2), z=math_floor(pod_size.z / 2)}
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local bridge_size = loud_walking.bridge_size
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local vert_sep = loud_walking.vertical_sep
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local fcsize = {x=pod_size.x + bridge_size, z=pod_size.z + bridge_size}
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local bevel = half_pod.y
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local room_size = 20
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local control_off = math_floor(room_size / 4)
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local biome_look = {}
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local cave_look = {}
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local ore_look = {}
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local tree_spacing = 5
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loud_walking.fcsize = table.copy(fcsize)
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loud_walking.pod_size = table.copy(pod_size)
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loud_walking.bevel = bevel
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local function connection(x, y, z)
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local min_x = math_floor((x + 32) / csize.x)
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local min_y = math_floor((y + 32) / csize.y)
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local min_z = math_floor((z + 32) / csize.z)
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--local seed_noise = minetest.get_perlin({offset = 0, scale = 32768,
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--seed = 5202, spread = {x = 80, y = 80, z = 80}, octaves = 2,
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--persist = 0.4, lacunarity = 2})
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--math.randomseed(seed_noise:get2d({x=minp.x, y=minp.z}))
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local ct = min_x % 2 + min_y % 2 + min_z % 2
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local r = min_x % 2 + 2 * (min_y % 2) + 4 * (min_z % 2)
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if ct == 1 then
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return r
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end
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return nil
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end
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loud_walking.biome_names = {}
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local biome_names = loud_walking.biome_names
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loud_walking.biome_names['common'] = {
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}
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loud_walking.biome_names['uncommon'] = {
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}
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for n, _ in pairs(loud_walking.biomes) do
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if string.find(n, 'ocean') or string.find(n, 'dunes') or string.find(n, 'shore') or string.find(n, 'swamp') or string.find(n, 'underground') then
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loud_walking.biome_names['uncommon'][#loud_walking.biome_names['uncommon']+1] = n
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else
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loud_walking.biome_names['common'][#loud_walking.biome_names['common']+1] = n
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end
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end
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local cave_stones = {
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'default:stone',
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--"loud_walking:stone_with_moss",
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--"loud_walking:stone_with_lichen",
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--"loud_walking:stone_with_algae",
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--"loud_walking:stone_with_salt",
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}
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local mushroom_stones = {
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}
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local function get_biome(x, y, z)
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local px = math_floor(x / fcsize.x)
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local pz = math_floor(z / fcsize.z)
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if px % 10 == 6 and pz % 10 == 6 then
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return "control"
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else
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local hash = px * 1000 + pz
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if not biome_look[hash] then
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-- use the same seed (based on perlin noise).
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local seed_noise = minetest.get_perlin({offset = 0, scale = 32768, seed = 5202, spread = {x = 80, y = 80, z = 80}, octaves = 2, persist = 0.4, lacunarity = 2})
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math.randomseed(seed_noise:get2d({x=px, y=pz}))
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local rarity = "common"
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if math.random(5) == 1 then
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rarity = "uncommon"
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end
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biome_look[hash] = biome_names[rarity][math.random(#loud_walking.biome_names[rarity])]
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local cave_lining
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if math.random(3) ~= 1 then
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cave_lining = cave_stones[math.random(#cave_stones)]
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end
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cave_look[hash] = cave_lining
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local sr = math.random(100)
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if sr == 1 then
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ore_look[hash] = 'default:stone_with_mese'
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elseif sr <= 3 then
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ore_look[hash] = 'default:stone_with_diamond'
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elseif sr <= 7 then
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ore_look[hash] = 'default:stone_with_gold'
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elseif sr <= 15 then
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ore_look[hash] = 'default:stone_with_copper'
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elseif sr <= 31 then
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ore_look[hash] = 'default:stone_with_iron'
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elseif sr <= 63 then
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ore_look[hash] = 'default:stone_with_coal'
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else
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ore_look[hash] = 'default:stone'
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end
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end
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--return 'deciduous_forest', cave_look[hash], ore_look[hash]
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return biome_look[hash], cave_look[hash], ore_look[hash]
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end
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end
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loud_walking.get_biome = get_biome
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function loud_walking.get_zone(pos, dist_z)
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local center_z
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if not dist_z then
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center_z = math.floor((pos.z + loud_walking.center_add) / loud_walking.wild_limits) * loud_walking.wild_limits
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dist_z = math.abs(center_z - (pos.z + loud_walking.max_height))
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end
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local center_x = math.floor((pos.x + loud_walking.center_add) / loud_walking.wild_limits) * loud_walking.wild_limits
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local dist_x = math.abs(center_x - (pos.x + loud_walking.max_height))
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--print(dist_x, dist_z, center_x, center_z)
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local dist1 = math.max(dist_x, dist_z)
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if dist1 >= loud_walking.suburb_limits + loud_walking.half_road_size + 1 then
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-- in the wild
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return nil, dist_x, dist_z, dist1
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elseif dist1 < loud_walking.city_limits - loud_walking.half_road_size then
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-- in the city
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return 2, dist_x, dist_z, dist1
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else
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-- in the suburbs
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return 1, dist_x, dist_z, dist1
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end
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end
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local function get_height(fdx, fdz, index, terrain_scale, ocean)
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local terr = math_floor(terrain_map[index] * (terrain_scale or 1) + 0.5)
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if ocean and terr > 0 then
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terr = math_floor(terr * (terrain_scale + 1.5) / 4 + 0.5)
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end
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local d = - math_abs(math_abs(fdx - (half_pod.x - 0.5)) - math_abs(fdz - (half_pod.z - 0.5)))
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if math_abs(fdx - half_pod.x) > math_abs(fdz - half_pod.z) then
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d = d + half_pod.x - 2
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else
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d = d + half_pod.z - 2
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end
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if math_abs(terr) > d then
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if terr > 0 then
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terr = math_floor(d + 0.5)
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elseif not ocean then
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terr = math_floor(0.5 - d)
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end
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end
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return terr
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end
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loud_walking.terrain = function(minp, maxp, data, p2data, area, baseline, heightmap, schem)
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if not (minp and maxp and data and p2data and area and type(data) == 'table' and type(p2data) == 'table') then
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return
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end
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local extent_bottom = loud_walking.extent_bottom
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local extent_top = loud_walking.extent_top
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if maxp.y < baseline + extent_bottom or minp.y > baseline + extent_top then
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return
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end
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if not loud_walking.csize then
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loud_walking.csize = vector.add(vector.subtract(maxp, minp), 1)
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if not loud_walking.csize then
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return
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end
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end
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local csize = loud_walking.csize
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if not (terrain_noise and cloud_noise and cave_noise) then
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terrain_noise = minetest.get_perlin_map(terrain_p, {x=csize.x, y=csize.z})
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cave_noise = minetest.get_perlin_map(cave_p, csize)
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cloud_noise = minetest.get_perlin_map(cloud_p, {x=csize.x, y=csize.z})
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if not terrain_noise then
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return
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end
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end
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for k, v in pairs(loud_walking.tree_map) do
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loud_walking.tree_map[k] = nil
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end
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for z = minp.z, maxp.z, tree_spacing do
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for x = minp.x, maxp.x, tree_spacing do
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loud_walking.tree_map[ (x + math.random(tree_spacing - 1)) .. ',' .. (z + math.random(tree_spacing - 1)) ] = true
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end
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end
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local ground = half_pod.y
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local t1 = os.clock()
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local index = 0
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local index3d = 0
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local last_biome, last_px, last_py, last_pz, node_top, node_filler, node_water_top, node_water, depth_top, depth_water_top, depth_filler, node_stone, ocean, swamp, beach, dunes, height
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local biome_name, cave_lining, room_type, room_type_below, ore_type, land_biome
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terrain_map = terrain_noise:get2dMap_flat({x=minp.x, y=minp.z}, terrain_map)
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cave_map = cave_noise:get3dMap_flat(minp, cave_map)
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cloud_map = cloud_noise:get2dMap_flat({x=minp.x, y=minp.z}, cloud_map)
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for z = minp.z, maxp.z do
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local dz = z - minp.z
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local fdz = z % fcsize.z
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local pz = math_floor(z / fcsize.z)
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for x = minp.x, maxp.x do
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index = index + 1
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local dx = x - minp.x
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local fdx = x % fcsize.x
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local px = math_floor(x / fcsize.x)
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local in_cave = false
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index3d = dz * csize.y * csize.x + dx + 1
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local ivm = area:index(x, minp.y, z)
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local cave_height = 0
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last_py = nil
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if px ~= last_px or pz ~= last_pz then
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biome_name, cave_lining, ore_type = get_biome(x, 0, z)
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land_biome = biome_name
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end
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if biome_name ~= 'control' and biome_name ~= last_biome then
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--node_top = biomes[biome_name].node_top or "default:dirt_with_grass"
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--node_filler = biomes[biome_name].node_filler or "default:dirt"
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--node_water = biomes[biome_name].node_water or "default:water_source"
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--node_water_top = biomes[biome_name].node_water_top or biomes[biome_name].node_water or "default:water_source"
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--depth_top = biomes[biome_name].depth_top or 1
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--depth_water_top = biomes[biome_name].depth_water_top or 1
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--depth_filler = biomes[biome_name].depth_filler or 1
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--node_stone = biomes[biome_name].node_stone or "default:stone"
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ocean = string.find(biome_name, "ocean") and true or false
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swamp = string.find(biome_name, "swamp") and true or false
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beach = string.find(biome_name, "beach") and true or false
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dunes = string.find(biome_name, "dunes") and true or false
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end
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index = (z - minp.z) * csize.x + (x - minp.x) + 1
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height = half_pod.y - 5
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if not (biome_name == "underground" or biome_name == 'control') then
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height = get_height(fdx, fdz, index, biomes[biome_name].terrain_scale or 1, ocean) or height
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if ocean then
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height = height - 10
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end
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end
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if ocean then
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local l_biome = string.gsub(biome_name, '_ocean$', '')
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if biomes[l_biome] then
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land_biome = l_biome
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end
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end
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for y = minp.y, maxp.y do
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local dy = y - minp.y
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local fdy = y - baseline + half_pod.y
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local eff_biome = (y < half_pod.y) and biome_name or land_biome
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if biome_name == 'control' then
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local room_px = math_floor((math_abs(fdx - half_pod.x) - 3) / room_size)
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local room_py = math_floor(fdy / 5)
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local room_pz = math_floor((math_abs(fdz - half_pod.z) - 3) / room_size)
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room_type = math_floor((math_abs(room_pz * 1000000 + room_py * 1000 + room_px) % 17) / 3)
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room_type_below = math_floor((math_abs(room_pz * 1000000 + (room_py - 1) * 1000 + room_px) % 17) / 3)
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if room_type_below == 1 and room_type == 3 then
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room_type = 0
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end
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end
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if not (data[ivm] == node['air'] or data[ivm] == node['ignore']) then
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-- nop
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elseif biome_name == "control" and math_abs(fdx - half_pod.x) < 3 and math_abs(fdz - half_pod.z) < 3 then
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data[ivm] = node["loud_walking:air_ladder"]
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elseif fdz >= pod_size.z or fdx >= pod_size.x or fdy >= pod_size.y then
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if (fdy == half_pod.y and fdx == half_pod.x) or (fdy == half_pod.y and fdz == half_pod.z) then
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data[ivm] = node['loud_walking:scrith']
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else
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--data[ivm] = node['loud_walking:vacuum']
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end
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elseif math.min(fdx, pod_size.x - fdx) + math.min(fdy, pod_size.y - fdy) + math.min(fdz, pod_size.z - fdz) < bevel then
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--data[ivm] = node['loud_walking:vacuum']
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in_cave = false
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elseif (fdx == 0 or fdx == pod_size.x - 1) or (fdz == 0 or fdz == pod_size.z - 1) or (fdy == 0 or fdy == pod_size.y - 1) or math.min(fdx, pod_size.x - fdx) + math.min(fdy, pod_size.y - fdy) + math.min(fdz, pod_size.z - fdz) < bevel + 1 then
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if math_abs(fdy - half_pod.y - 2) < 2 and (fdz == half_pod.z or fdx == half_pod.x) then
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--data[ivm] = node['loud_walking:vacuum']
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else
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if biome_name == "control" then
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data[ivm] = node[glass[3]]
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elseif fdy < half_pod.y then
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data[ivm] = node["loud_walking:scrith"]
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elseif biome_name == "underground" then
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data[ivm] = node["loud_walking:scrith"]
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elseif fdy == pod_size.y - 1 then
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data[ivm] = node[glass[cloud_map[index] < cloud_i and 1 or 2]]
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else
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data[ivm] = node[glass[1]]
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end
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end
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elseif fdz == 0 and fdz == pod_size.z - 1 or fdx == 0 and fdx == pod_size.x - 1 or fdy == 0 and fdy == pod_size.y - 1 then
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data[ivm] = node['loud_walking:scrith']
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elseif biome_name == "control" and fdy < pod_size.y then
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if (math_abs(fdx - half_pod.x) < 3 or math_abs(fdz - half_pod.z) < 3) then
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-- corridor
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if fdy % 5 == 0 then
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data[ivm] = node["loud_walking:control_floor"]
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end
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elseif ((math_abs(fdx - half_pod.x) % room_size == 3) or (math_abs(fdz - half_pod.z) % room_size == 3)) then
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if fdy % 5 == 0 then
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data[ivm] = node["loud_walking:control_floor"]
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elseif ((math_abs(fdx - half_pod.x) % room_size == 3 and (math_abs(fdz - half_pod.z) - (math_floor(room_size / 2) + 2)) % room_size > 3) or (math_abs(fdz - half_pod.z) % room_size == 3 and (math_abs(fdx - half_pod.x) - (math_floor(room_size / 2) + 2)) % room_size > 3)) then
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data[ivm] = node["loud_walking:control_wall"]
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end
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elseif fdy % 5 == 0 then
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if room_type == 1 then
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if room_type_below == 1 then
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data[ivm] = node["loud_walking:control_floor_alert_both"]
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else
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data[ivm] = node["loud_walking:control_floor_alert_up"]
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end
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elseif room_type_below == 1 then
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data[ivm] = node["loud_walking:control_floor_alert_down"]
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elseif room_type == 3 then
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data[ivm] = node["loud_walking:control_floor_growth"]
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else
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data[ivm] = node["loud_walking:control_floor"]
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end
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elseif room_type == 2 and fdy < pod_size.y then
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if math_abs(fdx - half_pod.x) % 4 < 3 and math_abs(fdz - half_pod.z) % 4 < 3 then
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data[ivm] = node["loud_walking:air_ladder"]
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end
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elseif room_type == 3 then
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if fdy % 5 == 1 then
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local sr2 = math.random(20)
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if sr2 == 1 then
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data[ivm] = node["loud_walking:control_plant_1"]
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elseif sr2 == 2 then
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data[ivm] = node["loud_walking:control_plant_2"]
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end
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end
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elseif room_type == 4 then
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if fdy % 5 == 4 and (((math_abs(fdx - half_pod.x) % room_size == 4 or math_abs(fdx - half_pod.x) % room_size == 2) and (math_abs(fdz - half_pod.z) - (math_floor(room_size / 2) + 2)) % room_size > 3) or ((math_abs(fdz - half_pod.z) % room_size == 4 or math_abs(fdz - half_pod.z) % room_size == 2) and (math_abs(fdx - half_pod.x) - (math_floor(room_size / 2) + 2)) % room_size > 3)) then
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|
data[ivm] = node["loud_walking:controls"]
|
|
end
|
|
else
|
|
-- nop
|
|
end
|
|
elseif (((fdx == (half_pod.x - control_off) or fdx == (half_pod.x + control_off)) and fdz >= (half_pod.z - control_off) and fdz <= (half_pod.z + control_off)) or ((fdz == (half_pod.z - control_off) or fdz == (half_pod.z + control_off)) and fdx >= (half_pod.x - control_off) and fdx <= (half_pod.x + control_off))) and fdx ~= half_pod.x and fdz ~= half_pod.z and fdy == pod_size.y - 2 then
|
|
data[ivm] = node["loud_walking:controls"]
|
|
elseif (((fdx == (half_pod.x - control_off) or fdx == (half_pod.x + control_off)) and fdz >= (half_pod.z - control_off) and fdz <= (half_pod.z + control_off)) or ((fdz == (half_pod.z - control_off) or fdz == (half_pod.z + control_off)) and fdx >= (half_pod.x - control_off) and fdx <= (half_pod.x + control_off))) and fdx ~= half_pod.x and fdz ~= half_pod.z and fdy > pod_size.y - control_off then
|
|
data[ivm] = node[glass[3]]
|
|
elseif fdz >= (half_pod.z - control_off) and fdz <= (half_pod.z + control_off) and fdx >= (half_pod.x - control_off) and fdx <= (half_pod.x + control_off) and fdy == pod_size.y - control_off then
|
|
data[ivm] = node[glass[3]]
|
|
elseif not in_cave and (ocean or swamp or beach) and fdy > height + ground and fdy <= half_pod.y and fdy == height + ground + 1 then
|
|
-- ** water decorations **
|
|
--local deco = get_decoration(biome_name)
|
|
--if deco then
|
|
-- data[ivm] = node[deco]
|
|
--end
|
|
elseif not in_cave and fdy == height + ground + 1 then
|
|
if biomes[eff_biome].special_trees and loud_walking.tree_map[ x .. ',' .. z ] and (eff_biome ~= 'savanna' or math.random(20) == 1) then
|
|
local i = 1
|
|
for j = 1, 100 do
|
|
local sr = math.random(10)
|
|
if sr > 1 or i == #biomes[eff_biome].special_trees then
|
|
schem[#schem+1] = {name=biomes[eff_biome].special_trees[i], pos={x=x,y=y,z=z}, bound={fpos={x=fdx-x, y=fdy-y, z=fdz-z}}}
|
|
break
|
|
else
|
|
i = i + 1
|
|
end
|
|
end
|
|
else
|
|
local deco = get_decoration(eff_biome)
|
|
if deco then
|
|
data[ivm] = node[deco]
|
|
end
|
|
end
|
|
elseif (ocean or swamp or beach) and fdy > height + ground and fdy <= half_pod.y and fdy >= half_pod.y - (biomes[biome_name].depth_water_top or 1) then
|
|
data[ivm] = node[biomes[biome_name].node_water_top or biomes[biome_name].node_water or "default:water_source"]
|
|
in_cave = false
|
|
elseif (ocean or swamp or beach) and fdy > height + ground and fdy <= half_pod.y then
|
|
data[ivm] = node[biomes[biome_name].node_water or "default:water_source"]
|
|
in_cave = false
|
|
elseif fdy > height + ground then
|
|
--data[ivm] = node["air"]
|
|
in_cave = false
|
|
elseif cave_map[index3d] ^ 2 > (biome_name == "underground" and 0.5 or 1.3 - math.sin(fdy / (half_pod.y * 0.2))) then
|
|
cave_height = cave_height + 1
|
|
if height + ground >= fdy and not in_cave and fdy > height + ground - 10 then
|
|
data[ivm] = node[biomes[eff_biome].node_top or "default:dirt_with_grass"]
|
|
elseif fdy == 1 then
|
|
if not cave_lining and not ocean and not swamp and not beach and biome_name ~= "glacier" and math.random(6) == 1 then
|
|
data[ivm] = node["default:lava_source"]
|
|
elseif ocean or swamp or beach then
|
|
data[ivm] = node[biomes[eff_biome].node_filler or "default:dirt"]
|
|
end
|
|
elseif (ocean or swamp or beach) and not in_cave and (biomes[eff_biome].node_stone or "default:stone") == "default:stone" and fdy < half_pod.y and math.random(20) == 1 then
|
|
data[ivm] = node["loud_walking:glowing_fungal_stone"]
|
|
elseif (ocean or swamp or beach) and fdy < half_pod.y then
|
|
data[ivm] = node[biomes[biome_name].node_water or "default:water_source"]
|
|
elseif cave_height == 3 and (biomes[eff_biome].node_filler or "default:dirt") == "default:dirt" and mushroom_stones[data[ivm - 3 * area.ystride]] and math.random(40) == 1 then
|
|
data[ivm] = node["loud_walking:giant_mushroom_cap"]
|
|
data[ivm - area.ystride] = node["loud_walking:giant_mushroom_stem"]
|
|
data[ivm - 2 * area.ystride] = node["loud_walking:giant_mushroom_stem"]
|
|
data[ivm - 3 * area.ystride] = node[biomes[eff_biome].node_filler or "default:dirt"]
|
|
elseif cave_height == 2 and (biomes[eff_biome].node_filler or "default:dirt") == "default:dirt" and mushroom_stones[data[ivm - 2 * area.ystride]] and math.random(20) == 1 then
|
|
data[ivm] = node["loud_walking:huge_mushroom_cap"]
|
|
data[ivm - area.ystride] = node["loud_walking:giant_mushroom_stem"]
|
|
data[ivm - 2 * area.ystride] = node[biomes[eff_biome].node_filler or "default:dirt"]
|
|
elseif not in_cave and (biomes[eff_biome].node_stone or "default:stone") == "default:stone" and not cave_lining and math.random(10) == 1 then
|
|
data[ivm] = node["loud_walking:stalagmite"]
|
|
elseif not in_cave and (biomes[eff_biome].node_stone or "default:stone") == "default:ice" and math.random(10) == 1 then
|
|
data[ivm] = node["loud_walking:icicle_up"]
|
|
else
|
|
--data[ivm] = node["air"]
|
|
end
|
|
in_cave = true
|
|
elseif cave_lining and cave_map[index3d] ^ 2 > (biome_name == "underground" and 0.4 or 1.2 - math.sin(fdy / (half_pod.y * 0.2))) then
|
|
data[ivm] = node[cave_lining]
|
|
elseif fdy > height + ground - (biomes[eff_biome].depth_top or 1) then
|
|
data[ivm] = node[biomes[eff_biome].node_top or "default:dirt_with_grass"]
|
|
in_cave = false
|
|
elseif fdy > height + ground - (biomes[eff_biome].depth_filler or 1) - (biomes[eff_biome].depth_top or 1) then
|
|
data[ivm] = node[biomes[eff_biome].node_filler or "default:dirt"]
|
|
in_cave = false
|
|
else
|
|
data[ivm] = node[biomes[eff_biome].node_stone or "default:stone"]
|
|
if math.random(100) == 1 then
|
|
data[ivm] = node[ore_type]
|
|
end
|
|
|
|
if in_cave and (biomes[eff_biome].node_stone or "default:stone") == "default:stone" and math.random(20) == 1 then
|
|
data[ivm] = node["loud_walking:glowing_fungal_stone"]
|
|
elseif in_cave and not (ocean or swamp or beach) and (biomes[eff_biome].node_stone or "default:stone") == "default:stone" and not cave_lining and math.random(10) == 1 then
|
|
data[ivm - area.ystride] = node["loud_walking:stalactite"]
|
|
elseif in_cave and not (ocean or swamp or beach) and (biomes[eff_biome].node_stone or "default:stone") == "default:ice" and math.random(10) == 1 then
|
|
data[ivm - area.ystride] = node["loud_walking:icicle_down"]
|
|
end
|
|
in_cave = false
|
|
end
|
|
|
|
if not in_cave then
|
|
cave_height = 0
|
|
end
|
|
|
|
last_biome = biome_name
|
|
|
|
ivm = ivm + area.ystride
|
|
index3d = index3d + csize.x
|
|
end
|
|
last_px = px
|
|
end
|
|
last_pz = pz
|
|
end
|
|
|
|
local t2 = os.clock()
|
|
|
|
--last_px = nil
|
|
--last_pz = nil
|
|
--for z = minp.z, maxp.z do
|
|
-- local fdz = z % fcsize.z
|
|
-- local pz = math_floor(z / fcsize.z)
|
|
-- for x = minp.x, maxp.x do
|
|
-- local fdx = x % fcsize.x
|
|
-- local px = math_floor(x / fcsize.x)
|
|
-- last_py = nil
|
|
-- for y = minp.y, maxp.y do
|
|
-- if fdz % tree_space == 0 and fdx % tree_space == 0 then
|
|
-- local fdy = y - baseline + half_pod.y
|
|
-- local pod = fdz < pod_size.z and fdx < pod_size.x and fdy > 0 and fdy < pod_size.y
|
|
-- if px ~= last_px or pz ~= last_pz then
|
|
-- biome_name, cave_lining = get_biome(x, y, z)
|
|
-- ocean = string.find(biome_name, "ocean") and true or false
|
|
-- swamp = string.find(biome_name, "swamp") and true or false
|
|
-- node_top = biomes[biome_name].node_top or "default:dirt_with_grass"
|
|
-- end
|
|
|
|
-- local rx = x + math.random(tree_space) - 1
|
|
-- local rz = z + math.random(tree_space) - 1
|
|
|
|
-- if rz <= maxp.z and rx <= maxp.x then
|
|
-- local index = (rz - minp.z) * csize.x + (rx - minp.x) + 1
|
|
-- height = get_height(rx, rz, index, biomes[biome_name].terrain_scale, ocean)
|
|
|
|
-- --if biome_name ~= 'control' and pod and fdy == height + ground and biomes[biome_name].special_tree_prob and math.random(biomes[biome_name].special_tree_prob) == 1 then
|
|
-- if biome_name ~= 'control' and pod and fdy == height + ground then
|
|
-- local ivm = area:index(rx, y, rz)
|
|
-- data[ivm] = node['default:glass']
|
|
-- if (swamp or data[ivm + area.ystride] ~= node["default:water_source"]) and (data[ivm] == node[node_top]) then
|
|
-- if biomes[biome_name].special_trees then
|
|
-- local tree_type = biomes[biome_name].special_trees[math.random(#biomes[biome_name].special_trees)]
|
|
-- --schem[#schem+1] = {name=tree_type, pos={x=rx, y=y, z=rz}}
|
|
-- else
|
|
-- -- regular schematics?
|
|
-- end
|
|
-- end
|
|
-- end
|
|
-- end
|
|
-- end
|
|
-- end
|
|
-- end
|
|
--end
|
|
end
|