mtcontrib/biome_lib
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Sync with world temperature if available

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SmallJoker 2019-01-02 23:08:07 +01:00
parent ff9ce531d6
commit 0837ff7fd2
1 changed files with 30 additions and 18 deletions
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48
init.lua
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@ -84,6 +84,22 @@ biome_lib.perlin_humidity = PerlinNoise(humidity_seeddiff, humidity_octaves, hum
-- Local functions -- Local functions
local function get_biome_data(pos, perlin_fertile)
local fertility = perlin_fertile:get2d({x=pos.x, y=pos.z})
if type(minetest.get_biome_data) == "function" then
local data = minetest.get_biome_data(pos)
if data then
return fertility, data.heat / 100, data.humidity / 100
end
end
local temperature = biome_lib.perlin_temperature:get2d({x=pos.x, y=pos.z})
local humidity = biome_lib.perlin_humidity:get2d({x=pos.x+150, y=pos.z+50})
return fertility, temperature, humidity
end
function biome_lib:is_node_loaded(node_pos) function biome_lib:is_node_loaded(node_pos)
local n = minetest.get_node_or_nil(node_pos) local n = minetest.get_node_or_nil(node_pos)
if (not n) or (n.name == "ignore") then if (not n) or (n.name == "ignore") then
@ -203,18 +219,17 @@ end
local function populate_single_surface(biome, pos, perlin_fertile_area, checkair) local function populate_single_surface(biome, pos, perlin_fertile_area, checkair)
local p_top = { x = pos.x, y = pos.y + 1, z = pos.z } local p_top = { x = pos.x, y = pos.y + 1, z = pos.z }
local noise1 = perlin_fertile_area:get2d({x=pos.x, y=pos.z})
local noise2 = biome_lib.perlin_temperature:get2d({x=pos.x, y=pos.z})
local noise3 = biome_lib.perlin_humidity:get2d({x=pos.x+150, y=pos.z+50})
if math.random(1, 100) <= biome.rarity then if math.random(1, 100) <= biome.rarity then
return return
end end
local fertility, temperature, humidity = get_biome_data(pos, perlin_fertile_area)
local pos_biome_ok = pos.y >= biome.min_elevation and pos.y <= biome.max_elevation local pos_biome_ok = pos.y >= biome.min_elevation and pos.y <= biome.max_elevation
and noise1 > biome.plantlife_limit and fertility > biome.plantlife_limit
and noise2 <= biome.temp_min and noise2 >= biome.temp_max and temperature <= biome.temp_min and temperature >= biome.temp_max
and noise3 <= biome.humidity_min and noise3 >= biome.humidity_max and humidity <= biome.humidity_min and humidity >= biome.humidity_max
if not pos_biome_ok then if not pos_biome_ok then
return -- Y position mismatch, outside of biome return -- Y position mismatch, outside of biome
@ -563,14 +578,13 @@ function biome_lib:spawn_on_surfaces(sd,sp,sr,sc,ss,sa)
local p_top = { x = pos.x, y = pos.y + 1, z = pos.z } local p_top = { x = pos.x, y = pos.y + 1, z = pos.z }
local n_top = minetest.get_node(p_top) local n_top = minetest.get_node(p_top)
local perlin_fertile_area = minetest.get_perlin(biome.seed_diff, perlin_octaves, perlin_persistence, perlin_scale) local perlin_fertile_area = minetest.get_perlin(biome.seed_diff, perlin_octaves, perlin_persistence, perlin_scale)
local noise1 = perlin_fertile_area:get2d({x=p_top.x, y=p_top.z})
local noise2 = biome_lib.perlin_temperature:get2d({x=p_top.x, y=p_top.z}) local fertility, temperature, humidity = get_biome_data(pos, perlin_fertile_area)
local noise3 = biome_lib.perlin_humidity:get2d({x=p_top.x+150, y=p_top.z+50})
local pos_biome_ok = pos.y >= biome.min_elevation and pos.y <= biome.max_elevation local pos_biome_ok = pos.y >= biome.min_elevation and pos.y <= biome.max_elevation
and noise1 > biome.plantlife_limit and fertility > biome.plantlife_limit
and noise2 <= biome.temp_min and noise2 >= biome.temp_max and temperature <= biome.temp_min and temperature >= biome.temp_max
and noise3 <= biome.humidity_min and noise3 >= biome.humidity_max and humidity <= biome.humidity_min and humidity >= biome.humidity_max
and biome_lib:is_node_loaded(p_top) and biome_lib:is_node_loaded(p_top)
if not pos_biome_ok then if not pos_biome_ok then
@ -674,15 +688,13 @@ function biome_lib:replace_object(pos, replacement, grow_function, walldir, seed
return return
elseif growtype == "function" then elseif growtype == "function" then
local perlin_fertile_area = minetest.get_perlin(seeddiff, perlin_octaves, perlin_persistence, perlin_scale) local perlin_fertile_area = minetest.get_perlin(seeddiff, perlin_octaves, perlin_persistence, perlin_scale)
local noise1 = perlin_fertile_area:get2d({x=pos.x, y=pos.z}) local fertility, temperature, _ = get_biome_data(pos, perlin_fertile_area)
local noise2 = biome_lib.perlin_temperature:get2d({x=pos.x, y=pos.z}) grow_function(pos, fertility, temperature, walldir)
grow_function(pos,noise1,noise2,walldir)
return return
elseif growtype == "string" then elseif growtype == "string" then
local perlin_fertile_area = minetest.get_perlin(seeddiff, perlin_octaves, perlin_persistence, perlin_scale) local perlin_fertile_area = minetest.get_perlin(seeddiff, perlin_octaves, perlin_persistence, perlin_scale)
local noise1 = perlin_fertile_area:get2d({x=pos.x, y=pos.z}) local fertility, temperature, _ = get_biome_data(pos, perlin_fertile_area)
local noise2 = biome_lib.perlin_temperature:get2d({x=pos.x, y=pos.z}) assert(loadstring(grow_function.."(...)"))(pos, fertility, temperature, walldir)
assert(loadstring(grow_function.."(...)"))(pos,noise1,noise2,walldir)
return return
elseif growtype == "nil" then elseif growtype == "nil" then
minetest.swap_node(pos, { name = replacement, param2 = walldir}) minetest.swap_node(pos, { name = replacement, param2 = walldir})