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use vm

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This commit is contained in:
HybridDog 2013-08-12 18:14:29 +02:00
parent 2702d3010a
commit ca3168c387
2 changed files with 106 additions and 60 deletions
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3
nether/depends.txt
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@ -1,2 +1 @@
obsidian default

163
nether/init.lua
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@ -534,75 +534,123 @@ minetest.register_node( "nether:glowstone", {
groups = {snappy=2, choppy=2, oddly_breakable_by_hand = 1.5}, groups = {snappy=2, choppy=2, oddly_breakable_by_hand = 1.5},
}) })
local c_air = minetest.get_content_id("air")
local c_netherrack = minetest.get_content_id("nether:netherrack")
local c_glowstone = minetest.get_content_id("nether:glowstone")
local c_lava = minetest.get_content_id("default:lava_source")
local info = true
local trees_enabled = true
-- Create the Nether -- Create the Nether
minetest.register_on_generated(function(minp, maxp) minetest.register_on_generated(function(minp, maxp, seed)
local addpos = {} local addpos = {}
hadesthronecounter = 1 hadesthronecounter = 1
if ((maxp.y >= NETHER_BOTTOM) and (minp.y <= NETHER_DEPTH)) then if not (maxp.y >= NETHER_BOTTOM and minp.y <= NETHER_DEPTH) then
-- Pass 1: Terrain generation return
for x=minp.x, maxp.x, 1 do end
if info then
t1 = os.clock()
local geninfo = "[nether] tries to generate at: x=["..minp.x.."; "..maxp.x.."]; y=["..minp.y.."; "..maxp.y.."]; z=["..minp.z.."; "..maxp.z.."]"
print(geninfo)
minetest.chat_send_all(geninfo)
end
local vm, emin, emax = minetest.get_mapgen_object("voxelmanip")
local data = vm:get_data()
local area = VoxelArea:new{MinEdge=emin, MaxEdge=emax}
local pr = PseudoRandom(seed+33)
local num = 1
local tab = {}
-- Pass 1: Terrain generation
for x=minp.x, maxp.x, 1 do
for z=minp.z, maxp.z, 1 do
for y=minp.y, maxp.y, 1 do for y=minp.y, maxp.y, 1 do
for z=minp.z, maxp.z, 1 do addpos = {x=x, y=y, z=z}
addpos = {x=x, y=y, z=z} p_addpos = area:index(x, y, z)
if y == NETHER_DEPTH then d_p_addpos = data[p_addpos]
minetest.env:add_node(addpos, {name="nether:netherrack"}) if (y == NETHER_DEPTH or y == NETHER_BOTTOM) then
elseif y == NETHER_BOTTOM then data[p_addpos] = c_netherrack
minetest.env:add_node(addpos, {name="nether:netherrack"}) elseif pr:next(0,GLOWSTONE_FREQ_ROOF) == 1
elseif (math.floor(math.random(0, GLOWSTONE_FREQ_ROOF)) == 1) and (y >= NETHER_ROOF_ABS-1) and (nether:can_add_sticky_node(addpos) == true) then and y >= NETHER_ROOF_ABS-1
and nether:can_add_sticky_node(addpos) then
data[p_addpos] = c_glowstone
--[[elseif (math.floor(math.random(0, GLOWSTONE_FREQ_LAVA)) == 1)
and ((nether:nodebelow(addpos) == "nether:lava_source") or (nether:nodebelow(addpos) == "nether:lava_flowing")) then
minetest.env:add_node(addpos, {name="nether:glowstone"}) minetest.env:add_node(addpos, {name="nether:glowstone"})
--[[elseif (math.floor(math.random(0, GLOWSTONE_FREQ_LAVA)) == 1) and ((nether:nodebelow(addpos) == "nether:lava_source") or (nether:nodebelow(addpos) == "nether:lava_flowing")) then print("GLOWSTONE" .. "X:" .. addpos.x .. "Y:" .. addpos.y .. "Z:" .. addpos.z)]]
minetest.env:add_node(addpos, {name="nether:glowstone"}) elseif (
print("GLOWSTONE" .. "X:" .. addpos.x .. "Y:" .. addpos.y .. "Z:" .. addpos.z)]] (
elseif (y == math.floor(math.random((NETHER_DEPTH-NETHER_RANDOM), NETHER_DEPTH))) and (nether:can_add_sticky_node(addpos) == true) then y == NETHER_DEPTH-pr:next(0,NETHER_RANDOM)
minetest.env:add_node(addpos, {name="nether:netherrack"}) and nether:can_add_sticky_node(addpos)
elseif (y == math.floor(math.random(NETHER_BOTTOM, (NETHER_BOTTOM+NETHER_RANDOM)))) and (nether:can_add_sticky_node(addpos) == true) then )
minetest.env:add_node(addpos, {name="nether:netherrack"}) or
elseif y <= NETHER_DEPTH and y >= NETHER_BOTTOM then (
minetest.env:add_node(addpos, {name="air"}) y == NETHER_BOTTOM+pr:next(0,NETHER_RANDOM)
and nether:can_add_sticky_node(addpos)
)
) then
data[p_addpos] = c_netherrack
elseif y <= NETHER_DEPTH and y >= NETHER_BOTTOM then
data[p_addpos] = c_air
end
-- Pass 2: Details
if y < NETHER_DEPTH and y > NETHER_BOTTOM then
if pr:next(1,NETHER_TREE_FREQ) == 1 and y == (NETHER_BOTTOM + 1) then
tab[num] = addpos
num = num+1
elseif pr:next(1,LAVA_FREQ) == 1 and y <= LAVA_Y then
data[p_addpos] = c_lava
end end
end end
end end
end end
-- Pass 2: Details end
for x=minp.x, maxp.x, 1 do vm:set_data(data)
for y=minp.y, maxp.y, 1 do vm:calc_lighting()
for z=minp.z, maxp.z, 1 do vm:update_liquids()
vm:write_to_map()
if trees_enabled then --Trees:
for _,v in ipairs(tab) do
nether:grow_nethertree(v)
end
end
--[[ We don't want the Throne of Hades to get regenerated (especially since it will screw up portals)
if (minp.x <= HADES_THRONE_STARTPOS_ABS.x)
and (maxp.x >= HADES_THRONE_STARTPOS_ABS.x)
and (minp.y <= HADES_THRONE_STARTPOS_ABS.y)
and (maxp.y >= HADES_THRONE_STARTPOS_ABS.y)
and (minp.z <= HADES_THRONE_STARTPOS_ABS.z)
and (maxp.z >= HADES_THRONE_STARTPOS_ABS.z)
and (nether:fileexists(HADES_THRONE_GENERATED) == false) then
-- Pass 3: Make way for the Throne of Hades!
for x=(HADES_THRONE_STARTPOS_ABS.x - 1), (HADES_THRONE_ENDPOS_ABS.x + 1), 1 do
for z=(HADES_THRONE_STARTPOS_ABS.z - 1), (HADES_THRONE_ENDPOS_ABS.z + 1), 1 do
-- Notice I did not put a -1 for the beginning. This is because we don't want the throne to float
for y=HADES_THRONE_STARTPOS_ABS.y, (HADES_THRONE_ENDPOS_ABS.y + 1), 1 do
addpos = {x=x, y=y, z=z} addpos = {x=x, y=y, z=z}
if y < NETHER_DEPTH and y > NETHER_BOTTOM then minetest.env:add_node(addpos, {name="air"})
if math.random(NETHER_TREE_FREQ) == 1 and y == (NETHER_BOTTOM + 1) then
nether:grow_nethertree(addpos)
elseif math.random(LAVA_FREQ) == 1 and y <= LAVA_Y then
minetest.env:add_node(addpos, {name="nether:lava_source"})
end
end
end end
end end
end end
-- We don't want the Throne of Hades to get regenerated (especially since it will screw up portals) -- Pass 4: Throne of Hades
if (minp.x <= HADES_THRONE_STARTPOS_ABS.x) and (maxp.x >= HADES_THRONE_STARTPOS_ABS.x) and (minp.y <= HADES_THRONE_STARTPOS_ABS.y) and (maxp.y >= HADES_THRONE_STARTPOS_ABS.y) and (minp.z <= HADES_THRONE_STARTPOS_ABS.z) and (maxp.z >= HADES_THRONE_STARTPOS_ABS.z) and (nether:fileexists(HADES_THRONE_GENERATED) == false) for i,v in ipairs(HADES_THRONE_ABS) do
then if v.portalblock == true then
-- Pass 3: Make way for the Throne of Hades! NETHER_PORTALS_FROM_NETHER[table.getn(NETHER_PORTALS_FROM_NETHER)+1] = v.pos
for x=(HADES_THRONE_STARTPOS_ABS.x - 1), (HADES_THRONE_ENDPOS_ABS.x + 1), 1 do nether:save_portal_from_nether(v.pos)
for z=(HADES_THRONE_STARTPOS_ABS.z - 1), (HADES_THRONE_ENDPOS_ABS.z + 1), 1 do nether:createportal(v.pos)
-- Notice I did not put a -1 for the beginning. This is because we don't want the throne to float else
for y=HADES_THRONE_STARTPOS_ABS.y, (HADES_THRONE_ENDPOS_ABS.y + 1), 1 do minetest.env:add_node(v.pos, {name=v.block})
addpos = {x=x, y=y, z=z}
minetest.env:add_node(addpos, {name="air"})
end
end
end end
-- Pass 4: Throne of Hades
for i,v in ipairs(HADES_THRONE_ABS) do
if v.portalblock == true then
NETHER_PORTALS_FROM_NETHER[table.getn(NETHER_PORTALS_FROM_NETHER)+1] = v.pos
nether:save_portal_from_nether(v.pos)
nether:createportal(v.pos)
else
minetest.env:add_node(v.pos, {name=v.block})
end
end
nether:touch(HADES_THRONE_GENERATED)
end end
nether:touch(HADES_THRONE_GENERATED)
end]]
if info then
local geninfo = string.format("[nether] done in: %.2fs", os.clock() - t1)
print(geninfo)
minetest.chat_send_all(geninfo)
end end
end) end)
@ -614,7 +662,6 @@ end
-- Check if we can add a "sticky" node (i.e. it has to stick to something else, or else it won't be added) -- Check if we can add a "sticky" node (i.e. it has to stick to something else, or else it won't be added)
-- This is largely based on Gilli's code -- This is largely based on Gilli's code
function nether:can_add_sticky_node(pos) function nether:can_add_sticky_node(pos)
local nodehere = false
local objname local objname
for x = -1, 1 do for x = -1, 1 do
for y = -1, 1 do for y = -1, 1 do
@ -622,13 +669,13 @@ function nether:can_add_sticky_node(pos)
local p = {x=pos.x+x, y=pos.y+y, z=pos.z+z} local p = {x=pos.x+x, y=pos.y+y, z=pos.z+z}
local n = minetest.env:get_node(p) local n = minetest.env:get_node(p)
objname = n.name objname = n.name
if objname ~= "air" and minetest.registered_nodes[objname].walkable == true then if minetest.registered_nodes[objname].walkable == true then
nodehere = true return true
end end
end end
end end
end end
return nodehere return false
end end
-- Add a "sticky" node -- Add a "sticky" node