tsm_pyramids/init.lua
2019-08-23 18:53:35 +02:00

381 lines
12 KiB
Lua

local S = minetest.get_translator("tsm_pyramids")
-- Pyramid width (must be an odd number)
local PYRA_W = 23
-- Pyramid width minus 1
local PYRA_Wm = PYRA_W - 1
-- Half of (Pyramid width minus 1)
local PYRA_Wh = PYRA_Wm / 2
tsm_pyramids = {}
dofile(minetest.get_modpath("tsm_pyramids").."/mummy.lua")
dofile(minetest.get_modpath("tsm_pyramids").."/nodes.lua")
dofile(minetest.get_modpath("tsm_pyramids").."/room.lua")
local mg_name = minetest.get_mapgen_setting("mg_name")
local chest_stuff = {
{name="default:apple", max = 3},
{name="default:steel_ingot", max = 3},
{name="default:copper_ingot", max = 3},
{name="default:gold_ingot", max = 2},
{name="default:diamond", max = 1},
{name="default:pick_steel", max = 1},
{name="default:pick_diamond", max = 1},
{name="default:papyrus", max = 9},
}
if minetest.get_modpath("farming") then
table.insert(chest_stuff, {name="farming:bread", max = 3})
table.insert(chest_stuff, {name="farming:cotton", max = 8})
else
table.insert(chest_stuff, {name="farming:apple", max = 8})
table.insert(chest_stuff, {name="farming:apple", max = 3})
end
if minetest.get_modpath("tnt") then
table.insert(chest_stuff, {name="tnt:gunpowder", max = 6})
else
table.insert(chest_stuff, {name="farming:apple", max = 3})
end
function tsm_pyramids.fill_chest(pos, stype, flood_sand)
minetest.after(2, function()
local sand = "default:sand"
if stype == "desert_sandstone" or stype == "desert_stone" then
sand = "default:desert_sand"
end
local n = minetest.get_node(pos)
if n and n.name and n.name == "default:chest" then
local meta = minetest.get_meta(pos)
local inv = meta:get_inventory()
inv:set_size("main", 8*4)
local stacks = {}
-- Fill with sand in sand-flooded pyramids
if flood_sand then
table.insert(stacks, {name=sand, count = math.random(1,32)})
end
-- Add treasures
if math.random(1,10) >= 7 then
if minetest.get_modpath("treasurer") ~= nil then
stacks = treasurer.select_random_treasures(3,7,9,{"minetool", "food", "crafting_component"})
else
for i=0,2,1 do
local stuff = chest_stuff[math.random(1,#chest_stuff)]
table.insert(stacks, {name=stuff.name, count = math.random(1,stuff.max)})
end
end
end
for s=1,#stacks do
if not inv:contains_item("main", stacks[s]) then
inv:set_stack("main", math.random(1,32), stacks[s])
end
end
end
end)
end
local function add_spawner(pos, mummy_offset)
minetest.set_node(pos, {name="tsm_pyramids:spawner_mummy"})
if not minetest.settings:get_bool("only_peaceful_mobs") then tsm_pyramids.spawn_mummy(vector.add(pos, mummy_offset),2) end
end
local function can_replace(pos)
local n = minetest.get_node_or_nil(pos)
if n and n.name and minetest.registered_nodes[n.name] and not minetest.registered_nodes[n.name].walkable then
return true
elseif not n then
return true
else
return false
end
end
local function make_foundation_part(pos, set_to_stone)
local p2 = pos
local cnt = 0
p2.y = p2.y-1
while can_replace(p2)==true do
cnt = cnt+1
if cnt > 25 then
break
end
table.insert(set_to_stone, table.copy(p2))
p2.y = p2.y-1
end
end
local function make_entrance(pos, rot, brick, sand, flood_sand)
local roffset_arr = {
{ x=0, y=0, z=1 }, -- front
{ x=-1, y=0, z=0 }, -- left
{ x=0, y=0, z=-1 }, -- back
{ x=1, y=0, z=0 }, -- right
}
local roffset = roffset_arr[rot + 1]
local way
if rot == 0 then
way = vector.add(pos, {x=PYRA_Wh, y=0, z=0})
elseif rot == 1 then
way = vector.add(pos, {x=PYRA_Wm, y=0, z=PYRA_Wh})
elseif rot == 2 then
way = vector.add(pos, {x=PYRA_Wh, y=0, z=PYRA_Wm})
else
way = vector.add(pos, {x=0, y=0, z=PYRA_Wh})
end
local max_sand_height = math.random(1,3)
for ie=0,6,1 do
local sand_height = math.random(1,max_sand_height)
for iy=2,3,1 do
-- dig hallway
local way_dir = vector.add(vector.add(way, {x=0,y=iy,z=0}), vector.multiply(roffset, ie))
if flood_sand and sand ~= "ignore" and iy <= sand_height and ie >= 3 then
minetest.set_node(way_dir, {name=sand})
else
minetest.remove_node(way_dir)
end
-- build decoration above entrance
if ie >=3 and iy == 3 then
local deco = {x=way_dir.x, y=way_dir.y+1,z=way_dir.z}
minetest.set_node(deco, {name=brick})
if rot == 0 or rot == 2 then
minetest.set_node(vector.add(deco, {x=-1, y=0, z=0}), {name=brick})
minetest.set_node(vector.add(deco, {x=1, y=0, z=0}), {name=brick})
else
minetest.set_node(vector.add(deco, {x=0, y=0, z=-1}), {name=brick})
minetest.set_node(vector.add(deco, {x=0, y=0, z=1}), {name=brick})
end
end
end
end
end
local function make_pyramid(pos, brick, sandstone, stone, sand)
local set_to_brick = {}
local set_to_sand = {}
local set_to_stone = {}
-- Build pyramid
for iy=0,math.random(10,PYRA_Wh),1 do
for ix=iy,PYRA_W-1-iy,1 do
for iz=iy,PYRA_W-1-iy,1 do
if iy < 1 then
make_foundation_part({x=pos.x+ix,y=pos.y,z=pos.z+iz}, set_to_stone)
end
table.insert(set_to_brick, {x=pos.x+ix,y=pos.y+iy,z=pos.z+iz})
if sand ~= "ignore" then
for yy=1,10-iy,1 do
local n = minetest.get_node({x=pos.x+ix,y=pos.y+iy+yy,z=pos.z+iz})
if n and n.name and n.name == stone then
table.insert(set_to_sand, {x=pos.x+ix,y=pos.y+iy+yy,z=pos.z+iz})
end
end
end
end
end
end
minetest.bulk_set_node(set_to_stone , {name=stone})
minetest.bulk_set_node(set_to_brick, {name=brick})
if sand ~= "ignore" then
minetest.bulk_set_node(set_to_sand, {name=sand})
end
end
local function make(pos, brick, sandstone, stone, sand, ptype, room_id)
-- Build pyramid
make_pyramid(pos, brick, sandstone, stone, sand)
local rot = math.random(0, 3)
-- Build room
local ok, msg, flood_sand = tsm_pyramids.make_room(pos, ptype, room_id, rot)
-- Place mummy spawner
local r = math.random(1,3)
-- 4 possible spawner positions
local spawner_posses = {
-- front
{{x=pos.x+PYRA_Wh,y=pos.y+2, z=pos.z+5}, {x=0, y=0, z=2}},
-- left
{{x=pos.x+PYRA_Wm-5,y=pos.y+2, z=pos.z+PYRA_Wh}, {x=-2, y=0, z=0}},
-- back
{{x=pos.x+PYRA_Wh,y=pos.y+2, z=pos.z+PYRA_W-5}, {x=0, y=0, z=-2}},
-- right
{{x=pos.x+5,y=pos.y+2, z=pos.z+PYRA_Wh}, {x=2, y=0, z=0}},
}
-- Delete the spawner position in which the entrance will be placed
table.remove(spawner_posses, (rot % 4) + 1)
add_spawner(spawner_posses[r][1], spawner_posses[r][2])
-- Build entrance
make_entrance(pos, rot, brick, sand, flood_sand)
-- Done
minetest.log("action", "Created pyramid at ("..pos.x..","..pos.y..","..pos.z..")")
return ok, msg
end
local perl1 = {SEED1 = 9130, OCTA1 = 3, PERS1 = 0.5, SCAL1 = 250} -- Values should match minetest mapgen V6 desert noise.
local perlin1
local function hlp_fnct(pos, name)
local n = minetest.get_node_or_nil(pos)
if n and n.name and n.name == name then
return true
else
return false
end
end
local function ground(pos, old)
local p2 = pos
while hlp_fnct(p2, "air") do
p2.y = p2.y -1
end
if p2.y < old.y then
return p2
else
return old
end
end
minetest.register_on_generated(function(minp, maxp, seed)
if maxp.y < 0 then return end
math.randomseed(seed)
if not perlin1 then
perlin1 = minetest.get_perlin(perl1.SEED1, perl1.OCTA1, perl1.PERS1, perl1.SCAL1)
end
--[[ Make sure the pyramid doesn't bleed outside of maxp,
so it doesn't get placed incompletely by the mapgen.
This creates a bias somewhat, as this means there are some coordinates in
which pyramids cannot spawn. But it's still better to have broken pyramids.
]]
local limit = function(pos, maxp)
pos.x = math.min(pos.x, maxp.x - PYRA_W+1)
pos.y = math.min(pos.y, maxp.y - PYRA_Wh)
pos.z = math.min(pos.z, maxp.z - PYRA_W+1)
return pos
end
local noise1 = perlin1:get_2d({x=minp.x,y=minp.y})--,z=minp.z})
if noise1 > 0.25 or noise1 < -0.26 then
local mpos = {x=math.random(minp.x,maxp.x), y=math.random(minp.y,maxp.y), z=math.random(minp.z,maxp.z)}
-- TODO: Re-activate desert stone pyramid
local sands = {"default:sand", "default:desert_sand", --[["default:desert_stone"]]}
local p2
local psand = {}
local sand
local cnt = 0
local cnt_min = 100
for s=1, #sands do
cnt = 0
sand = sands[s]
psand[s] = minetest.find_node_near(mpos, 25, sand)
while psand == nil and cnt < 5 do
cnt = cnt+1
mpos = {x=math.random(minp.x,maxp.x), y=math.random(minp.y,maxp.y), z=math.random(minp.z,maxp.z)}
psand[s] = minetest.find_node_near(mpos, 25, sand)
end
if psand[s] ~= nil then
if cnt < cnt_min then
cnt_min = cnt
p2 = psand[s]
end
end
end
if p2 == nil then return end
if p2.y < 0 then return end
local off = 0
local opos1 = {x=p2.x+PYRA_Wm,y=p2.y-1,z=p2.z+PYRA_Wm}
local opos2 = {x=p2.x+PYRA_Wm,y=p2.y-1,z=p2.z}
local opos3 = {x=p2.x,y=p2.y-1,z=p2.z+PYRA_Wm}
local opos1_n = minetest.get_node_or_nil(opos1)
local opos2_n = minetest.get_node_or_nil(opos2)
local opos3_n = minetest.get_node_or_nil(opos3)
if opos1_n and opos1_n.name and opos1_n.name == "air" then
p2 = ground(opos1, p2)
end
if opos2_n and opos2_n.name and opos2_n.name == "air" then
p2 = ground(opos2, p2)
end
if opos3_n and opos3_n.name and opos3_n.name == "air" then
p2 = ground(opos3, p2)
end
p2.y = p2.y - 3
p2 = limit(p2, maxp)
if p2.y < 0 then p2.y = 0 end
if minetest.find_node_near(p2, 25, {"default:water_source"}) ~= nil or
minetest.find_node_near(p2, 22, {"default:dirt_with_grass"}) ~= nil or
minetest.find_node_near(p2, 52, {"default:sandstonebrick"}) ~= nil or
minetest.find_node_near(p2, 52, {"default:desert_sandstone_brick"}) ~= nil then
return
end
if math.random(0,10) > 7 then
return
end
if (mg_name == "v6" and sand == "default:desert_sand" and math.random(1, 2) == 1) then
sand = "default:sand"
end
if sand == "default:desert_sand" then
-- Desert sandstone pyramid
make(p2, "default:desert_sandstone_brick", "default:desert_sandstone", "default:desert_stone", "default:desert_sand", "desert_sandstone")
elseif sand == "default:sand" then
-- Sandstone pyramid
make(p2, "default:sandstonebrick", "default:sandstone", "default:sandstone", "default:sand", "sandstone")
else
-- Desert stone pyramid
make(p2, "default:desert_stonebrick", "default:desert_stone_block", "default:desert_stone", "default:desert_sand", "desert_stone")
end
end
end)
-- Add backwards-compability for nodes from the original pyramids mod
if minetest.get_modpath("pyramids") == nil then
-- Nodes
minetest.register_alias("pyramids:trap", "tsm_pyramids:trap")
minetest.register_alias("pyramids:trap_2", "tsm_pyramids:trap_2")
minetest.register_alias("pyramids:deco_stone1", "tsm_pyramids:deco_stone1")
minetest.register_alias("pyramids:deco_stone2", "tsm_pyramids:deco_stone2")
minetest.register_alias("pyramids:deco_stone3", "tsm_pyramids:deco_stone3")
minetest.register_alias("pyramids:spawner_mummy", "tsm_pyramids:spawner_mummy")
end
minetest.register_chatcommand("spawnpyramid", {
description = S("Generate a pyramid"),
params = S("[<room_type>]"),
privs = { server = true },
func = function(name, param)
local player = minetest.get_player_by_name(name)
if not player then
return false, S("No player.")
end
local pos = player:get_pos()
pos = vector.round(pos)
-- TODO: Enable desert stone pyramid
local s = math.random(1,2)
local r = tonumber(param)
local room_id
if r then
room_id = r
end
local ok, msg
pos = vector.add(pos, {x=-PYRA_Wh, y=-1, z=0})
if s == 1 then
-- Sandstone
ok, msg = make(pos, "default:sandstonebrick", "default:sandstone", "default:sandstone", "default:sand", "sandstone", room_id)
elseif s == 2 then
-- Desert sandstone
ok, msg = make(pos, "default:desert_sandstone_brick", "default:desert_sandstone", "default:desert_stone", "default:desert_sand", "desert_sandstone", room_id)
else
-- Desert stone
-- XXX: Currently unused
ok, msg = make(pos, "default:desert_stonebrick", "default:desert_stone_block", "default:desert_stone", "ignore", "desert_stone", room_id)
end
if ok then
return true, S("Pyramid generated at @1.", minetest.pos_to_string(pos))
else
return false, msg
end
end,
}
)