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120c7ce4d4
rocks/init.lua
Tomáš Brada 120c7ce4d4 Exp.
2014-12-28 11:19:45 +01:00

336 lines
9.0 KiB
Lua
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-- Load translation library if intllib is installed
local S
if (minetest.get_modpath("intllib")) then
dofile(minetest.get_modpath("intllib").."/intllib.lua")
S = intllib.Getter(minetest.get_current_modname())
else
S = function ( s ) return s end
end
rocks = {}
rocks.layers = {}
rocks.veins = {}
rocks.ores = {}
rocks.layer_gain=40
rocks.layer_scale=300
rocks.layer_presist=0.7
rocks.layer_octaves=3
rocks.rock_scale=10
rocks.rock_presist=0.5
rocks.rock_octaves=1 -- faster than 2 ?
rocks.register_layer=function(name,params)
assert(name)
assert(params)
assert(params.gain)
assert(params.height)
local maxheight
for ln,ld in pairs(rocks.layers) do
if (not ld.maxheight) or (ld.maxheight>params.height) then ld.maxheight=params.height end
if (not maxheight) or (maxheight>ld.height) then maxheight=ld.height end
end
rocks.layers[name]= {
gain=params.gain,
height=params.height,
maxheight=maxheight,
limit=params.limit,
seed=params.seed,
sum=0,
rocks={}
}
print("[rocks] register layer "..name)
end
rocks.register_rock=function(layer,block,amount)
assert(layer)
assert(block)
assert(amount)
assert(rocks.layers[layer])
table.insert(rocks.layers[layer].rocks, { block=block, amount=amount, placed=0})
rocks.layers[layer].sum=rocks.layers[layer].sum+amount
print("[rocks] register rock "..block.." in "..layer.." amount="..amount.." cur sum="..rocks.layers[layer].sum)
end
--
-- test layer
--
rocks.register_layer("test",{ gain=40, height=70, limit=2, seed=1 })
rocks.register_rock("test","rocks:black_granite",1)
rocks.register_rock("test","rocks:brown_granite",1)
rocks.register_rock("test","rocks:pink_granite",1)
rocks.register_rock("test","rocks:white_granite",1)
--
-- layer generator
--
local function mkheightmap(x,z,miny,maxy)
local hm={}
for ln,ld in pairs(rocks.layers) do
if not ld.noise then
ld.noise=minetest.get_perlin(ld.seed, rocks.rock_octaves, rocks.rock_presist, rocks.rock_scale)
end
if (ld.height-ld.gain<maxy)and((not ld.maxheight)or(ld.maxheight+ld.gain>miny)) then
local noise=ld.noise:get2d({x=x,y=z})
if math.abs(noise)<ld.limit then
ld.nh = (ld.noise:get2d({x=x,y=z})*ld.gain)+ld.height
if ld.nh<maxy then table.insert(hm,ld) end
end
end
end
return hm
end
local stonectx=nil
minetest.register_on_generated(function(minp, maxp, seed)
if not stonectx then stonectx= minetest.get_content_id("default:stone") end
-- noise values range (-1;+1) (1 octave)
-- 3 octaves it is like 1.7 max
-- 4 octaves with 0.8 presist = 2.125 max !!
-- if ...
print("[rocks] generate y="..minp.y)
local timebefore=os.clock();
local manipulator, emin, emax = minetest.get_mapgen_object("voxelmanip")
local nodes = manipulator:get_data()
local area = VoxelArea:new{MinEdge=emin, MaxEdge=emax}
for x=minp.x,maxp.x,1 do
for z=minp.z,maxp.z,1 do
--initialize layers hmap
local layers=mkheightmap(x,z,minp.y,maxp.y)
if layers then
for y=minp.y,maxp.y,1 do
-- select layer
local layer
for ln,ld in pairs(layers) do
if (y>ld.nd)and ((not layer)or(ld.nd<layer.nd)) then
layer=ld
end
end
-- select rock
if layer then
rock=layer.rocks[1] -- todo...
-- place rocks
if not rock.ctx then
rock.ctx=minetest.get_content_id(rock.block)
end
local p_pos = area:index(x, y, z)
nodes[p_pos] = rock.ctx
end
end end
end
end
print("[rocks] manipulator flush")
manipulator:set_data(nodes)
-- manipulator:calc_lighting()
-- manipulator:update_liquids()
manipulator:write_to_map()
print("[rocks] gen "..os.difftime(os.clock(),timebefore))
end)
minetest.register_on_shutdown(
function(playername, param)
for layername,layer in pairs(rocks.layers) do
for rockix,rock in pairs(layer.rocks) do
print("[rock] stats"..minetest.serialize( {
layer=layername,
rock=rock
}))
end
end
end
)
--
--Bedrock
--
minetest.register_node( "rocks:pink_granite", {
description = "Pink Granite",
tiles = { "rocks_pgr.png" },
is_ground_content = true,
groups = {cracky=3, stone=1},
sounds = default.node_sound_stone_defaults(),
})
minetest.register_ore({
ore_type = "sheet",
ore = "rocks:pink_granite",
wherein = "do_not_generate",
clust_scarcity = 1,
clust_num_ores = 1,
clust_size = 60,
height_min = -31000,
height_max = -46,
noise_threshhold = 0.2,
noise_params = {offset=0, scale=80, spread={x=4350, y=4350, z=4350}, seed=31, octaves=11, persist=0.0000000001}
})
minetest.register_node( "rocks:black_granite", {
description = "Black Granite",
tiles = { "rocks_blkgr.png" },
is_ground_content = true,
groups = {cracky=3, stone=1},
sounds = default.node_sound_stone_defaults(),
})
minetest.register_ore({
ore_type = "sheet",
ore = "rocks:black_granite",
wherein = "do_not_generate",
clust_scarcity = 1,
clust_num_ores = 1,
clust_size = 60,
height_min = -31000,
height_max = -46,
noise_threshhold = 0.2,
noise_params = {offset=0, scale=80, spread={x=4350, y=4350, z=4350}, seed=32, octaves=11, persist=0.0000000001}
})
minetest.register_node( "rocks:white_granite", {
description = "White Granite",
tiles = { "rocks_wgr.png" },
is_ground_content = true,
groups = {cracky=3, stone=1},
sounds = default.node_sound_stone_defaults(),
})
minetest.register_ore({
ore_type = "sheet",
ore = "rocks:white_granite",
wherein = "do_not_generate",
clust_scarcity = 1,
clust_num_ores = 1,
clust_size = 60,
height_min = -31000,
height_max = -46,
noise_threshhold = 0.2,
noise_params = {offset=0, scale=80, spread={x=4350, y=4350, z=4350}, seed=33, octaves=11, persist=0.0000000001}
})
minetest.register_node( "rocks:brown_granite", {
description = "Brown Granite",
tiles = { "rocks_brgr.png" },
is_ground_content = true,
groups = {cracky=3, stone=1},
sounds = default.node_sound_stone_defaults(),
})
minetest.register_ore({
ore_type = "sheet",
ore = "rocks:brown_granite",
wherein = "do_not_generate",
clust_scarcity = 1,
clust_num_ores = 1,
clust_size = 60,
height_min = -31000,
height_max = -46,
noise_threshhold = 0.2,
noise_params = {offset=0, scale=80, spread={x=4350, y=4350, z=4350}, seed=34, octaves=11, persist=0.0000000001}
})
minetest.register_node( "rocks:red_sandstone", {
description = "Red Sandstone",
tiles = { "rocks_rss.png" },
is_ground_content = true,
groups = {cracky=3, stone=1},
sounds = default.node_sound_stone_defaults(),
})
minetest.register_ore({
ore_type = "sheet",
ore = "rocks:red_sandstone",
wherein = "do_not_generate",
clust_scarcity = 1,
clust_num_ores = 1,
clust_size = 60,
height_min = -31000,
height_max = -46,
noise_threshhold = 0.2,
noise_params = {offset=0, scale=80, spread={x=4350, y=4350, z=4350}, seed=35, octaves=11, persist=0.0000000001}
})
minetest.register_node( "rocks:yellow_sandstone", {
description = "Yellow Sandstone",
tiles = { "rocks_yss.png" },
is_ground_content = true,
groups = {cracky=3, stone=1},
sounds = default.node_sound_stone_defaults(),
})
minetest.register_ore({
ore_type = "sheet",
ore = "rocks:yellow_sandstone",
wherein = "do_not_generate",
clust_scarcity = 1,
clust_num_ores = 1,
clust_size = 60,
height_min = -31000,
height_max = -46,
noise_threshhold = 0.2,
noise_params = {offset=0, scale=80, spread={x=4350, y=4350, z=4350}, seed=36, octaves=11, persist=0.0000000001}
})
minetest.register_node( "rocks:white_marble", {
description = "White Marble",
tiles = { "rocks_wm.png" },
is_ground_content = true,
groups = {cracky=3, stone=1},
sounds = default.node_sound_stone_defaults(),
})
minetest.register_ore({
ore_type = "sheet",
ore = "rocks:white_marble",
wherein = "do_not_generate",
clust_scarcity = 1,
clust_num_ores = 1,
clust_size = 60,
height_min = -31000,
height_max = -46,
noise_threshhold = 0.2,
noise_params = {offset=0, scale=80, spread={x=4350, y=4350, z=4350}, seed=37, octaves=11, persist=0.0000000001}
})
minetest.register_node( "rocks:black_basalt", {
description = "Black Basalt",
tiles = { "rocks_bb.png" },
is_ground_content = true,
groups = {cracky=3, stone=1},
sounds = default.node_sound_stone_defaults(),
})
minetest.register_ore({
ore_type = "sheet",
ore = "rocks:black_basalt",
wherein = "do_not_generate",
clust_scarcity = 1,
clust_num_ores = 1,
clust_size = 60,
height_min = -31000,
height_max = -46,
noise_threshhold = 0.2,
noise_params = {offset=0, scale=80, spread={x=4350, y=4350, z=4350}, seed=38, octaves=11, persist=0.0000000001}
})
minetest.register_ore({
ore_type = "sheet",
ore = "rocks:clay",
wherein = "do_not_generate",
clust_scarcity = 1,
clust_num_ores = 1,
clust_size = 6,
height_min = -31000,
height_max = 15,
noise_threshhold = 0.5,
noise_params = {offset=0, scale=15, spread={x=25, y=20, z=30}, seed=15, octaves=3, persist=0.10}
})
print("[rocks] loaded.")
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