add smoother churn to the surface of the magma sea

This commit is contained in:
FaceDeer 2018-05-31 20:32:06 -06:00
parent da4ab38b4f
commit 0cfdac9695
1 changed files with 28 additions and 5 deletions

View File

@ -46,8 +46,8 @@ local lava_sea_crystal_biome_def = {
name = "dfcaverns_lava_sea_with_mese_crystal",
y_min = dfcaverns.config.lava_sea_min,
y_max = dfcaverns.config.lava_sea_max,
heat_point = 80,
humidity_point = 20,
heat_point = 60,
humidity_point = 30,
_subterrane_ceiling_decor = mese_crystal_ceiling,
_subterrane_floor_decor = mese_ore_floor,
}
@ -56,7 +56,7 @@ local lava_sea_mese_biome_def = {
name = "dfcaverns_lava_sea_with_mese",
y_min = dfcaverns.config.lava_sea_min,
y_max = dfcaverns.config.lava_sea_max,
heat_point = 60,
heat_point = 50,
humidity_point = 40,
_subterrane_ceiling_decor = mese_ore_ceiling,
}
@ -65,7 +65,7 @@ local lava_sea_barren_biome_def = {
name = "dfcaverns_lava_sea",
y_min = dfcaverns.config.lava_sea_min,
y_max = dfcaverns.config.lava_sea_max,
heat_point = 40,
heat_point = 30,
humidity_point = 50,
}
@ -78,6 +78,18 @@ local airspace = (dfcaverns.config.lava_sea_max - dfcaverns.config.lava_sea_min)
local lava_sea_level = dfcaverns.config.lava_sea_max - airspace
local data = {}
local lavasurface_buffer = {}
local lavasurface_noise
local lavasurface_noise_params = {
offset = 0,
scale = 2,
spread = {x=20, y=20, z=20},
seed = 5033,
octaves = 3,
persist = 0.6
}
minetest.register_on_generated(function(minp, maxp, seed)
--if out of range of cave definition limits, abort
@ -85,12 +97,23 @@ minetest.register_on_generated(function(minp, maxp, seed)
return
end
if not lavasurface_noise then
local sidelen = maxp.x - minp.x + 1 --length of a mapblock
local chunk_lengths = {x = sidelen, y = sidelen, z = sidelen} --table of chunk edges
lavasurface_noise = minetest.get_perlin_map(lavasurface_noise_params, chunk_lengths)
end
local nvals_lavasurface = lavasurface_noise:get2dMap({x=minp.x, y=minp.z}, lavasurface_buffer)
local vm, emin, emax = minetest.get_mapgen_object("voxelmanip")
local area = VoxelArea:new{MinEdge=emin, MaxEdge=emax}
vm:get_data(data)
local minx = minp.x-1
local minz = minp.z-1
for vi, x, y, z in area:iterp_xyz(minp, maxp) do
if y < lava_sea_level + math.random(0,3) then
local lavaheight = nvals_lavasurface[x-minx][z-minz]
if y < lava_sea_level + lavaheight then
if data[vi] == c_air or data[vi] == c_water then
data[vi] = c_lava
end