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MineClone2
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Generate red deserts in v6

This commit is contained in:
Wuzzy 2017-09-15 20:30:43 +02:00
parent 602058716f
commit 02d2f7ae1a
1 changed files with 57 additions and 1 deletions
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58
mods/MAPGEN/mcl_mapgen_core/init.lua
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@ -53,6 +53,7 @@ local c_sand = minetest.get_content_id("mcl_core:sand")
local c_sandstone = minetest.get_content_id("mcl_core:sandstone")
local c_redsand = minetest.get_content_id("mcl_core:redsand")
local c_redsandstone = minetest.get_content_id("mcl_core:redsandstone")
local c_hardened_clay_orange = minetest.get_content_id("mcl_colorblocks:hardened_clay_orange")
local c_void = minetest.get_content_id("mcl_core:void")
local c_lava = minetest.get_content_id("mcl_core:lava_source")
local c_water = minetest.get_content_id("mcl_core:water_source")
@ -1044,7 +1045,7 @@ end
-- Perlin noise objects
local perlin_structures
local perlin_vines, perlin_vines_fine, perlin_vines_upwards, perlin_vines_length, perlin_vines_density
local perlin_clay
local perlin_clay, perlin_red_desert_v6
local function generate_clay(minp, maxp, seed, voxelmanip_data, voxelmanip_area, lvm_used)
-- TODO: Make clay generation reproducible for same seed.
@ -1097,6 +1098,56 @@ local function generate_clay(minp, maxp, seed, voxelmanip_data, voxelmanip_area,
return lvm_used
end
-- Replaces parts of ordinary v6 deserts with red sand and sandstone
local function generate_red_desert_v6(minp, maxp, seed, data, area, lvm_used)
if not perlin_red_desert_v6 then
local noise = minetest.get_noiseparams("mgv6_np_biome")
if not noise then
noise = {
offset = 0,
scale = 1,
spread = { x = 500, y = 500, z = 500 },
seed = 6932,
octaves = 3,
persist = 0.5,
lacunarity = 2.0,
}
else
noise.seed = noise.seed + 32
end
perlin_red_desert_v6 = minetest.get_perlin(noise)
end
local red_desert_min = 4
local red_desert_max = mcl_vars.mg_overworld_max
if maxp.y < red_desert_min or minp.y > red_desert_max then
return lvm_used
end
for x = minp.x, maxp.x do
for z = minp.z, maxp.z do
for y = math.max(red_desert_min, minp.y), math.min(red_desert_max, maxp.y) do
local p_pos = area:index(x, y, z)
if perlin_red_desert_v6:get2d({x=x, y=z}) > 0.5 then
if data[p_pos] == c_sand then
data[p_pos] = c_redsand
lvm_used = true
elseif data[p_pos] == c_sandstone then
data[p_pos] = c_hardened_clay_orange
lvm_used = true
end
end
end
end
end
return lvm_used
end
-- TODO: Try to use more efficient structure generating code
local function generate_structures(minp, maxp, seed, biomemap)
local chunk_has_desert_well = false
@ -1746,6 +1797,11 @@ minetest.register_on_generated(function(minp, maxp, seed)
-- Clay, vines, cocoas
lvm_used = generate_clay(minp, maxp, seed, data, area, lvm_used)
-- Red deserts / mesa-like biome in v6, so that red sand can be obtained
if mg_name == "v6" then
lvm_used = generate_red_desert_v6(minp, maxp, seed, data, area, lvm_used)
end
local biomemap = minetest.get_mapgen_object("biomemap")
lvm_used = generate_tree_decorations(minp, maxp, seed, data, param2_data, area, biomemap, lvm_used)