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spawning: check for room accrd. to collisionbox

pvp_knockback
cora 2022-10-13 21:13:21 +02:00
parent ea48be3f4c
commit c146124a2c
1 changed files with 32 additions and 5 deletions

View File

@ -1,4 +1,5 @@
--lua locals
local minetest,vector,math,table = minetest,vector,math,table
local get_node = minetest.get_node
local get_item_group = minetest.get_item_group
local get_node_light = minetest.get_node_light
@ -421,11 +422,38 @@ local function get_water_spawn(p)
end
end
local function has_room(self,pos)
local cb = self.collisionbox
local nodes = {}
if self.fly_in then
local t = type(self.fly_in)
if t == "table" then
nodes = table.copy(self.fly_in)
elseif t == "string" then
table.insert(nodes,self.fly_in)
end
end
table.insert(nodes,"air")
local x = cb[4] - cb[1]
local y = cb[5] - cb[2]
local z = cb[6] - cb[3]
local r = math.ceil(x * y * z)
local p1 = vector.offset(pos,cb[1],cb[2],cb[3])
local p2 = vector.offset(pos,cb[4],cb[5],cb[6])
local n = #minetest.find_nodes_in_area(p1,p2,nodes) or 0
if r > n then
minetest.log("no room for mob "..self.name)
return false
end
return true
end
local function spawn_check(pos,spawn_def,ignore_caps)
if not spawn_def then return end
dbg_spawn_attempts = dbg_spawn_attempts + 1
local dimension = mcl_worlds.pos_to_dimension(pos)
local mob_type = minetest.registered_entities[spawn_def.name].type
local mob_def = minetest.registered_entities[spawn_def.name]
local mob_type = mob_def.type
local gotten_node = get_node(pos).name
local gotten_biome = minetest.get_biome_data(pos)
if not gotten_node or not gotten_biome then return end
@ -438,7 +466,6 @@ local function spawn_check(pos,spawn_def,ignore_caps)
is_ground = minetest.get_item_group(gotten_node,"solid") ~= 0
end
pos.y = pos.y + 1
local has_room = #minetest.find_nodes_in_area(pos,vector.offset(pos,0,1,0),{"air"}) or 0 >= 2
local is_water = get_item_group(gotten_node, "water") ~= 0
local is_lava = get_item_group(gotten_node, "lava") ~= 0
local is_leaf = get_item_group(gotten_node, "leaves") ~= 0
@ -461,7 +488,7 @@ local function spawn_check(pos,spawn_def,ignore_caps)
and biome_check(spawn_def.biomes, gotten_biome)
and (is_ground or spawn_def.type_of_spawning ~= "ground")
and (spawn_def.type_of_spawning ~= "ground" or not is_leaf)
and (spawn_def.type_of_spawning ~= "ground" or has_room)
and has_room(mob_def,pos)
and (spawn_def.check_position and spawn_def.check_position(pos) or true)
and (not is_farm_animal(spawn_def.name) or is_grass)
and (spawn_def.type_of_spawning ~= "water" or is_water)
@ -630,12 +657,12 @@ if mobs_spawn then
if mob_def.type_of_spawning == "water" then
spawning_position = get_water_spawn(spawning_position)
if not spawning_position then
minetest.log("return")
minetest.log("warning","[mcl_mobs] no water spawn for mob "..mob_def.name.." found at "..minetest.pos_to_string(vector.round(pos)))
return
end
end
if minetest.registered_entities[mob_def.name].can_spawn and not minetest.registered_entities[mob_def.name].can_spawn(pos) then
minetest.log("return")
minetest.log("warning","[mcl_mobs] mob "..mob_def.name.." refused to spawn at "..minetest.pos_to_string(vector.round(pos)))
return
end
--everything is correct, spawn mob