structs: use mcl_register_generator, cave decos

This commit is contained in:
cora 2022-06-22 15:56:51 +02:00
parent eb8db0dc0b
commit fed81932e2
3 changed files with 99 additions and 73 deletions

@ -3356,6 +3356,29 @@ local function register_decorations()
rotation = "0",
})
--Mushrooms in caves
minetest.register_decoration({
deco_type = "simple",
place_on = {"group:material_stone"},
sidelen = 80,
fill_ratio = 0.009,
noise_threshold = 2.0,
flags = "all_floors",
y_min = mcl_vars.mg_overworld_min,
y_max = mcl_vars.mg_overworld_max,
decoration = "mcl_mushrooms:mushroom_red",
})
minetest.register_decoration({
deco_type = "simple",
place_on = {"group:material_stone"},
sidelen = 80,
fill_ratio = 0.009,
noise_threshold = 2.0,
y_min = mcl_vars.mg_overworld_min,
y_max = mcl_vars.mg_overworld_max,
decoration = "mcl_mushrooms:mushroom_brown",
})
-- Mossy cobblestone boulder (3×3)
minetest.register_decoration({
deco_type = "schematic",

@ -1720,7 +1720,7 @@ local function generate_tree_decorations(minp, maxp, seed, data, param2_data, ar
end
-- Generate mushrooms in caves manually.
-- Minetest's API does not support decorations in caves yet. :-(
-- only v6. minetest supports cave decos via "all_floors" flag now
local function generate_underground_mushrooms(minp, maxp, seed)
local pr_shroom = PseudoRandom(seed-24359)
-- Generate rare underground mushrooms
@ -1756,67 +1756,65 @@ end
-- Generate Nether decorations manually: Eternal fire, mushrooms, nether wart
-- (only v6)
local function generate_nether_decorations(minp, maxp, seed)
if mg_name == "v6" then
local pr_nether = PseudoRandom(seed+667)
local pr_nether = PseudoRandom(seed+667)
if minp.y > mcl_vars.mg_nether_max or maxp.y < mcl_vars.mg_nether_min then
return
end
minetest.log("action", "[mcl_mapgen_core] Nether decorations " .. minetest.pos_to_string(minp) .. " ... " .. minetest.pos_to_string(maxp))
-- TODO: Generate everything based on Perlin noise instead of PseudoRandom
local bpos
local rack = minetest.find_nodes_in_area_under_air(minp, maxp, {"mcl_nether:netherrack"})
local magma = minetest.find_nodes_in_area_under_air(minp, maxp, {"mcl_nether:magma"})
local ssand = minetest.find_nodes_in_area_under_air(minp, maxp, {"mcl_nether:soul_sand"})
-- Helper function to spawn “fake” decoration
local function special_deco(nodes, spawn_func)
for n = 1, #nodes do
bpos = {x = nodes[n].x, y = nodes[n].y + 1, z = nodes[n].z }
spawn_func(bpos)
end
end
-- Eternal fire on netherrack
special_deco(rack, function(bpos)
-- Eternal fire on netherrack
if pr_nether:next(1,100) <= 3 then
minetest.set_node(bpos, {name = "mcl_fire:eternal_fire"})
end
end)
-- Eternal fire on magma cubes
special_deco(magma, function(bpos)
if pr_nether:next(1,150) == 1 then
minetest.set_node(bpos, {name = "mcl_fire:eternal_fire"})
end
end)
-- Mushrooms on netherrack
-- Note: Spawned *after* the fire because of light level checks
special_deco(rack, function(bpos)
local l = minetest.get_node_light(bpos, 0.5)
if bpos.y > mcl_vars.mg_lava_nether_max + 6 and l and l <= 12 and pr_nether:next(1,1000) <= 4 then
-- TODO: Make mushrooms appear in groups, use Perlin noise
if pr_nether:next(1,2) == 1 then
minetest.set_node(bpos, {name = "mcl_mushrooms:mushroom_brown"})
else
minetest.set_node(bpos, {name = "mcl_mushrooms:mushroom_red"})
end
end
end)
-- Nether wart on soul sand
-- TODO: Spawn in Nether fortresses
special_deco(ssand, function(bpos)
if pr_nether:next(1, nether_wart_chance) == 1 then
minetest.set_node(bpos, {name = "mcl_nether:nether_wart"})
end
end)
if minp.y > mcl_vars.mg_nether_max or maxp.y < mcl_vars.mg_nether_min then
return
end
minetest.log("action", "[mcl_mapgen_core] Nether decorations " .. minetest.pos_to_string(minp) .. " ... " .. minetest.pos_to_string(maxp))
-- TODO: Generate everything based on Perlin noise instead of PseudoRandom
local bpos
local rack = minetest.find_nodes_in_area_under_air(minp, maxp, {"mcl_nether:netherrack"})
local magma = minetest.find_nodes_in_area_under_air(minp, maxp, {"mcl_nether:magma"})
local ssand = minetest.find_nodes_in_area_under_air(minp, maxp, {"mcl_nether:soul_sand"})
-- Helper function to spawn “fake” decoration
local function special_deco(nodes, spawn_func)
for n = 1, #nodes do
bpos = {x = nodes[n].x, y = nodes[n].y + 1, z = nodes[n].z }
spawn_func(bpos)
end
end
-- Eternal fire on netherrack
special_deco(rack, function(bpos)
-- Eternal fire on netherrack
if pr_nether:next(1,100) <= 3 then
minetest.set_node(bpos, {name = "mcl_fire:eternal_fire"})
end
end)
-- Eternal fire on magma cubes
special_deco(magma, function(bpos)
if pr_nether:next(1,150) == 1 then
minetest.set_node(bpos, {name = "mcl_fire:eternal_fire"})
end
end)
-- Mushrooms on netherrack
-- Note: Spawned *after* the fire because of light level checks
special_deco(rack, function(bpos)
local l = minetest.get_node_light(bpos, 0.5)
if bpos.y > mcl_vars.mg_lava_nether_max + 6 and l and l <= 12 and pr_nether:next(1,1000) <= 4 then
-- TODO: Make mushrooms appear in groups, use Perlin noise
if pr_nether:next(1,2) == 1 then
minetest.set_node(bpos, {name = "mcl_mushrooms:mushroom_brown"})
else
minetest.set_node(bpos, {name = "mcl_mushrooms:mushroom_red"})
end
end
end)
-- Nether wart on soul sand
-- TODO: Spawn in Nether fortresses
special_deco(ssand, function(bpos)
if pr_nether:next(1, nether_wart_chance) == 1 then
minetest.set_node(bpos, {name = "mcl_nether:nether_wart"})
end
end)
end
minetest.register_on_generated(function(minp, maxp, blockseed)
@ -2200,10 +2198,24 @@ end
local function basic_node(minp, maxp, blockseed)
if mg_name ~= "singlenode" then
-- Generate special decorations
generate_underground_mushrooms(minp, maxp, blockseed)
generate_nether_decorations(minp, maxp, blockseed)
if mg_name == "v6" then
generate_underground_mushrooms(minp, maxp, blockseed)
generate_nether_decorations(minp, maxp, blockseed)
end
generate_structures(minp, maxp, blockseed, minetest.get_mapgen_object("biomemap"))
end
end
mcl_mapgen_core.register_generator("main", basic, basic_node, 1, true)
mcl_mapgen_core.register_generator("structures",nil, function(minp, maxp, blockseed)
local gennotify = minetest.get_mapgen_object("gennotify")
local pr = PseudoRandom(blockseed + 42)
for _,struct in pairs(mcl_structures.registered_structures) do
for _, pos in pairs(gennotify["decoration#"..struct.deco_id] or {}) do
local realpos = vector.offset(pos,0,-1,0)
minetest.remove_node(realpos)
mcl_structures.place_structure(realpos,struct,pr)
end
end
end, 100, true)

@ -53,17 +53,8 @@ function mcl_structures.register_structure(name,def,nospawn) --nospawn means it
y_max = def.y_max,
y_min = def.y_min
})
local deco_id = minetest.get_decoration_id("mcl_structures:deco_"..name)
minetest.set_gen_notify({decoration=true}, { deco_id })
minetest.register_on_generated(function(minp, maxp, blockseed)
local gennotify = minetest.get_mapgen_object("gennotify")
local pr = PseudoRandom(blockseed + 42)
for _, pos in pairs(gennotify["decoration#"..deco_id] or {}) do
local realpos = vector.offset(pos,0,-1,0)
minetest.remove_node(realpos)
mcl_structures.place_structure(realpos,def,pr)
end
end)
def.deco_id = minetest.get_decoration_id("mcl_structures:deco_"..name)
minetest.set_gen_notify({decoration=true}, { def.deco_id })
end
minetest.register_node(":"..structblock, {drawtype="airlike", walkable = false, pointable = false,groups = sbgroups})
def.structblock = structblock