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Merge pull request 'Performance optimizations of spawning' (#4470) from kno10/VoxeLibre:delay_binome_check into master

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Reviewed-on: https://git.minetest.land/VoxeLibre/VoxeLibre/pulls/4470
Reviewed-by: the-real-herowl <the-real-herowl@noreply.git.minetest.land>
This commit is contained in:
the-real-herowl 2024-09-09 20:41:27 +02:00
commit 2be54212b7
1 changed files with 66 additions and 93 deletions
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123
mods/ENTITIES/mcl_mobs/spawning.lua
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@ -10,12 +10,12 @@ local overworld_sky_threshold = tonumber(minetest.settings:get("mcl_mobs_overwor
local overworld_passive_threshold = tonumber(minetest.settings:get("mcl_mobs_overworld_passive_threshold")) or 7
local get_node = minetest.get_node
local get_item_group = minetest.get_item_group
local get_node_light = minetest.get_node_light
local find_nodes_in_area_under_air = minetest.find_nodes_in_area_under_air
local mt_get_biome_name = minetest.get_biome_name
local get_objects_inside_radius = minetest.get_objects_inside_radius
local get_connected_players = minetest.get_connected_players
local registered_nodes = minetest.registered_nodes
local math_min = math.min
local math_max = math.max
@ -36,13 +36,10 @@ local pairs = pairs
local logging = minetest.settings:get_bool("mcl_logging_mobs_spawn", false)
local function mcl_log(message, property)
if logging then
if property then
message = message .. ": " .. dump(property)
end
if property then message = message .. ": " .. dump(property) end
mcl_util.mcl_log(message, "[Mobs spawn]", true)
end
end
if not logging then mcl_log = function() end end
local dbg_spawn_attempts = 0
local dbg_spawn_succ = 0
@ -680,6 +677,7 @@ end
--a simple helper function for mob_spawn
local function biome_check(biome_list, biome_goal)
if not biome_goal then return false end
for _, data in pairs(biome_list) do
if data == biome_goal then
return true
@ -732,76 +730,65 @@ function mcl_mobs.register_custom_biomecheck(custom_biomecheck)
mcl_mobs.custom_biomecheck = custom_biomecheck
end
local function get_biome_name(pos)
if mcl_mobs.custom_biomecheck then
return mcl_mobs.custom_biomecheck (pos)
else
if mcl_mobs.custom_biomecheck then return mcl_mobs.custom_biomecheck(pos) end
local gotten_biome = minetest.get_biome_data(pos)
if not gotten_biome then
return
end
gotten_biome = mt_get_biome_name(gotten_biome.biome)
--minetest.log ("biome: " .. dump(gotten_biome))
return gotten_biome
end
return gotten_biome and mt_get_biome_name(gotten_biome.biome)
end
local function spawn_check(pos, spawn_def)
if not spawn_def or not pos then return end
dbg_spawn_attempts = dbg_spawn_attempts + 1
local dimension = mcl_worlds.pos_to_dimension(pos)
local mob_def = minetest.registered_entities[spawn_def.name]
local mob_type = mob_def.type
local gotten_node = get_node(pos).name
if not gotten_node then return end
local biome_name = get_biome_name(pos)
if not biome_name then return end
local is_ground = minetest.get_item_group(gotten_node,"solid") ~= 0
if not is_ground then
if spawn_def.dimension ~= dimension then return end -- wrong dimension
-- find ground node below spawn position
local node_name = get_node(pos).name
local node_def = registered_nodes[node_name]
if node_def and not node_def.groups.solid then -- try node one below instead
pos.y = pos.y - 1
gotten_node = get_node(pos).name
is_ground = minetest.get_item_group(gotten_node,"solid") ~= 0
node_name = get_node(pos).name
node_def = registered_nodes[node_name]
end
if not node_def or not node_def.groups then return end
-- do not spawn on bedrock
if node_name == "mcl_core:bedrock" then return end
pos.y = pos.y + 1
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
local is_bedrock = gotten_node == "mcl_core:bedrock"
local is_grass = minetest.get_item_group(gotten_node,"grass_block") ~= 0
-- check spawn height
if pos.y < spawn_def.min_height or pos.y > spawn_def.max_height then return end
mcl_log("spawn_check#1 position checks passed")
if pos.y >= spawn_def.min_height
and pos.y <= spawn_def.max_height
and spawn_def.dimension == dimension
and biome_check(spawn_def.biomes, biome_name) then
-- do not spawn ground mobs on leaves
if spawn_def.type_of_spawning == "ground" and (not node_def.groups.solid or node_def.groups.leaves) then return end
-- water mobs only on water
if spawn_def.type_of_spawning == "water" and node_def.groups.water then return end
-- lava mobs only on lava
if spawn_def.type_of_spawning == "lava" and node_def.groups.lava then return end
-- farm animals on grass only
if is_farm_animal(spawn_def.name) and node_def.groups.grass_block then return end
mcl_log("Spawn level 1 check - Passed")
if (is_ground or spawn_def.type_of_spawning ~= "ground")
and (spawn_def.type_of_spawning ~= "ground" or not is_leaf)
and (not is_farm_animal(spawn_def.name) or is_grass)
and (spawn_def.type_of_spawning ~= "water" or is_water)
and not is_bedrock
and has_room(mob_def,pos)
and (spawn_def.check_position and spawn_def.check_position(pos) or spawn_def.check_position == nil)
and ( not spawn_protected or not minetest.is_protected(pos, "") ) then
---- More expensive calls:
-- check the biome
if not biome_check(spawn_def.biomes, get_biome_name(pos)) then return end
-- check if there is enough room
local mob_def = minetest.registered_entities[spawn_def.name]
if not has_room(mob_def,pos) then return end
-- additional checks (slime etc.)
if spawn_def.check_position and not spawn_def.check_position(pos) then return end
if spawn_protected and minetest.is_protected(pos, "") then return end
mcl_log("spawn_check#2 advanced checks passed")
mcl_log("Spawn level 2 check - Passed")
-- check light thresholds
local gotten_light = get_node_light(pos)
-- old lighting
if not modern_lighting then return gotten_light >= spawn_def.min_light and gotten_light <= spawn_def.max_light end
if modern_lighting then
local my_node = get_node(pos)
local sky_light = minetest.get_natural_light(pos)
local art_light = minetest.get_artificial_light(my_node.param1)
local art_light = minetest.get_artificial_light(get_node(pos).param1)
if mob_def.spawn_check then
return mob_def.spawn_check(pos, gotten_light, art_light, sky_light)
elseif mob_type == "monster" then
end
if mob_def.type == "monster" then
if dimension == "nether" then
if art_light <= nether_threshold then
return true
@ -815,32 +802,18 @@ local function spawn_check(pos, spawn_def)
return true
end
end
else
-- passive threshold is apparently the same in all dimensions ...
if gotten_light > overworld_passive_threshold then
return true
end
end
else
if gotten_light >= spawn_def.min_light and gotten_light <= spawn_def.max_light then
return true
end
end
end
end
return false
end
-- passive threshold is apparently the same in all dimensions ...
return gotten_light < overworld_passive_threshold
end
function mcl_mobs.spawn(pos,id)
local def = minetest.registered_entities[id] or minetest.registered_entities["mobs_mc:"..id] or minetest.registered_entities["extra_mobs:"..id]
if not def or (def.can_spawn and not def.can_spawn(pos)) or not def.is_mob then
return false
end
if not dbg_spawn_counts[def.name] then
dbg_spawn_counts[def.name] = 1
else
dbg_spawn_counts[def.name] = dbg_spawn_counts[def.name] + 1
end
dbg_spawn_counts[def.name] = (dbg_spawn_counts[def.name] or 0) + 1
return minetest.add_entity(pos, def.name)
end