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back to old ways

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This commit is contained in:
RealBadAngel 2013-03-24 17:46:30 +01:00
parent f552406e74
commit 52138943ee
1 changed files with 49 additions and 125 deletions
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174
technic/ores.lua
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@ -248,130 +248,54 @@ minetest.register_craft({
recipe = "technic:zinc_lump" recipe = "technic:zinc_lump"
}) })
minetest.register_on_generated(function(minp, maxp, seed)
default.generate_ore("technic:mineral_diamond", "default:stone", minp, maxp, seed+21, 1/11/11/11, 3, 4, -31000, -450 )
default.generate_ore("technic:mineral_uranium", "default:stone", minp, maxp, seed+22, 1/10/10/10, 2, 3, -300, -80 )
default.generate_ore("technic:mineral_chromium", "default:stone", minp, maxp, seed+23, 1/10/10/10, 3, 2, -31000, -100 )
default.generate_ore("technic:mineral_zinc", "default:stone", minp, maxp, seed+24, 1/9/9/9, 3, 4, -31000, 2 )
default.generate_ore("technic:marble", "default:stone", minp, maxp, seed+25, 1/128, 5, 20, -100, -32 )
default.generate_ore("technic:granite", "default:stone", minp, maxp, seed+25, 1/128, 5, 15, -190, -90 )
end) local function generate_ore(name, wherein, minp, maxp, seed, chunks_per_volume, ore_per_chunk, height_min, height_max)
if maxp.y < height_min or minp.y > height_max then
function generate_stratus(name, wherein, ceilin, ceil, minp, maxp, seed, stratus_chance, radius, radius_y, deep, height_min, height_max) return
if maxp.y < height_min or minp.y > height_max then end
return local y_min = math.max(minp.y, height_min)
end local y_max = math.min(maxp.y, height_max)
-- it will be only generate a stratus for every 100 m of area local volume = (maxp.x-minp.x+1)*(y_max-y_min+1)*(maxp.z-minp.z+1)
local stratus_per_volume=1 local pr = PseudoRandom(seed)
local area=45 local num_chunks = math.floor(chunks_per_volume * volume)
local y_min = math.max(minp.y, height_min) local chunk_size = 3
local y_max = math.min(maxp.y, height_max) if ore_per_chunk <= 4 then
local volume = ((maxp.x-minp.x+1)/area)*((y_max-y_min+1)/area)*((maxp.z-minp.z+1)/area) chunk_size = 2
local pr = PseudoRandom(seed) end
local blocks = math.floor(stratus_per_volume*volume) local inverse_chance = math.floor(chunk_size*chunk_size*chunk_size / ore_per_chunk)
print(" <<"..dump(name)..">>"); --print("generate_ore num_chunks: "..dump(num_chunks))
if blocks == 0 then for i=1,num_chunks do
blocks = 1 if (y_max-chunk_size+1 <= y_min) then return end
end local y0 = pr:next(y_min, y_max-chunk_size+1)
print(" blocks: "..dump(blocks).." in vol: "..dump(volume).." ("..dump(maxp.x-minp.x+1)..","..dump(y_max-y_min+1)..","..dump(maxp.z-minp.z+1)..")") if y0 >= height_min and y0 <= height_max then
for i=1,blocks do local x0 = pr:next(minp.x, maxp.x-chunk_size+1)
local x = pr:next(1,stratus_chance) local z0 = pr:next(minp.z, maxp.z-chunk_size+1)
if x == 1 then local p0 = {x=x0, y=y0, z=z0}
-- TODO deep for x1=0,chunk_size-1 do
local y0=y_max-radius_y+1 for y1=0,chunk_size-1 do
if y0 < y_min then for z1=0,chunk_size-1 do
y0=y_min if pr:next(1,inverse_chance) == 1 then
else local x2 = x0+x1
y0=pr:next(y_min, y0) local y2 = y0+y1
end local z2 = z0+z1
local x0 = maxp.x-radius+1 local p2 = {x=x2, y=y2, z=z2}
if x0 < minp.x then if minetest.env:get_node(p2).name == wherein then
x0 = minp.x minetest.env:set_node(p2, {name=name})
else end
x0 = pr:next(minp.x, x0) end
end end
local z0 = maxp.z-radius+1 end
if z0 < minp.z then end
x0 = minp.z end
else end
z0 = pr:next(minp.z, z0) --print("generate_ore done")
end
local p0 = {x=x0, y=y0, z=z0}
local n = minetest.env:get_node(p0).name
local i = 0
--print(" upper node "..n)
x = 0
for k, v in ipairs(ceilin) do
if n == v then
x = 1
break
end
end
if x == 1 then
-- search for the node to replace
--print(" Searching nodes to replace from "..dump(y0-1).." to "..dump(y_min))
for y1=y0-1,y_min,-1 do
p0.y=y1
n = minetest.env:get_node(p0).name
x = 0
for k, v in ipairs(wherein) do
if n == v then
x = 1
break
end
end
if x == 1 then
y0=y1-deep
if y0 < y_min then
y0 = y_min
end
break
end
end
local rx=pr:next(radius/2,radius)+1
local rz=pr:next(radius/2,radius)+1
local ry=pr:next(radius_y/2,radius_y)+1
--print(" area of generation ("..dump(rx)..","..dump(rz)..","..dump(ry)..")")
for x1=0,rx do
rz = rz + 3 - pr:next(1,6)
if rz < 1 then
rz = 1
end
for z1=pr:next(1,3),rz do
local ry0=ry+ pr:next(1,3)
for y1=pr:next(1,3),ry0 do
local x2 = x0+x1
local y2 = y0+y1
local z2 = z0+z1
local p2 = {x=x2, y=y2, z=z2}
n = minetest.env:get_node(p2).name
x = 0
for k, v in ipairs(wherein) do
if n == v then
x = 1
break
end
end
if x == 1 then
if ceil == nil then
minetest.env:set_node(p2, {name=name})
i = i +1
else
local p3 = {p2.x,p2.y+1,p2}
if minetest.env:get_node(p3).name == ceil then
minetest.env:set_node(p2, {name=name})
i = i +1
end
end
end
end
end
end
print(" generated "..dump(i).." blocks in ("..dump(x0)..","..dump(y0)..","..dump(z0)..")")
end
end
end
--print("generate_ore done")
end end
minetest.register_on_generated(function(minp, maxp, seed)
generate_ore("technic:mineral_diamond", "default:stone", minp, maxp, seed+21, 1/11/11/11, 4, -31000, -450)
generate_ore("technic:mineral_uranium", "default:stone", minp, maxp, seed+22, 1/10/10/10, 3, -300, -80)
generate_ore("technic:mineral_chromium", "default:stone", minp, maxp, seed+23, 1/10/10/10, 2, -31000, -100)
generate_ore("technic:mineral_zinc", "default:stone", minp, maxp, seed+24, 1/9/9/9, 4, -31000, 2)
generate_ore("technic:marble", "default:stone", minp, maxp, seed+25, 1/128, 20, -100, -32)
generate_ore("technic:granite", "default:stone", minp, maxp, seed+25, 1/128, 15, -190, -90)
end)