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rocks/sed.lua

68 lines
2.3 KiB
Lua

--
-- Sedimentary Layer
--
local sed={
top={
offset = 20, scale = 0,
spread = {x=80, y=80, z=80},
octaves = 0, persist = 0 },
bot={
offset = -16, scale = 10, seed=rocksl.GetNextSeed(),
spread = {x=80, y=80, z=80},
octaves = 2, persist = 0.7 },
primary={ name="rocks:mudstone" },
localized={},
stats={ count=0, total=0, node={}, totalnodes=0 },
debugging=nil
}
-- Mudstone Sed soft Ocean, beach, river, glaciers
minetest.register_node( "rocks:mudstone", {
description = S("Mudstone"),
tiles = { "rocks_Mudstone.png" },
groups = {cracky=1, crumbly=3},
is_ground_content = true, sounds = default.node_sound_dirt_defaults(),
})
-- more rock defs
minetest.register_node( "rocks:limestone", {
description = S("Limestone"),
tiles = { "rocks_Limestone.png" },
is_ground_content = true, sounds = default.node_sound_stone_defaults(),
groups = {cracky=2},
})
local reg=function(name,param)
rocksl.register_stratus(sed,name,param)
end
rocks.register_sedimentary=reg
-- Sedimentary rock hardness and distribution
-- Rock Hard Distribution
--Breccia Weak Localized continental, folded
-->Claystone Weak Localized continental, folded, oceanic
--Conglomerate Weak Localized continental, folded
-->Limestone Medium Localized continental, folded; primary oceanic, hills
-->Coal - Large beds, twice as common in swamps
reg("rocks:limestone", { spread=64, height=32, treshold=0.36 })
--reg("rocks:breccia", { spread=64, height=32, treshold=0.6 })
--reg("rocks:conglomerate", { spread=64, height=32, treshold=0.6 })
reg("default:stone_with_coal", { spread=48, height=14, treshold=0.40 })
reg("default:clay",{ spread=48, height=14, treshold=0.50 })
minetest.register_on_generated(function(minp, maxp, seed)
rocksl.layergen(sed,minp,maxp,seed)
end)
minetest.register_on_shutdown(function()
if (sed.stats.count==0) then rocksl.print("[rocks](sed) stats not available, no chunks generated") return end
rocksl.print("[rocks](sed) generated total "..sed.stats.count.." chunks in "..sed.stats.total.." seconds ("..(sed.stats.total/sed.stats.count).." seconds per "..sed.stats.side.."^3 chunk)")
for name,total in pairs(sed.stats.node) do
rocksl.print("[rocks](sed) "..name..": "..total.." nodes placed ("..(total*100)/(sed.stats.totalnodes).." %)")
end
end)
-- ~ Tomas Brod