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more mob spawn code improvements
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bdd3ae2cd8
commit
7d763b7257
1 changed files with 21 additions and 35 deletions
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@ -10,12 +10,12 @@ local overworld_sky_threshold = tonumber(minetest.settings:get("mcl_mobs_overwor
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local overworld_passive_threshold = tonumber(minetest.settings:get("mcl_mobs_overworld_passive_threshold")) or 7
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local get_node = minetest.get_node
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local get_item_group = minetest.get_item_group
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local get_node_light = minetest.get_node_light
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local find_nodes_in_area_under_air = minetest.find_nodes_in_area_under_air
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local mt_get_biome_name = minetest.get_biome_name
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local get_objects_inside_radius = minetest.get_objects_inside_radius
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local get_connected_players = minetest.get_connected_players
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local registered_nodes = minetest.registered_nodes
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local math_min = math.min
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local math_max = math.max
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@ -35,14 +35,11 @@ local table_remove = table.remove
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local pairs = pairs
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local logging = minetest.settings:get_bool("mcl_logging_mobs_spawn", false)
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local function mcl_log (message, property)
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if logging then
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if property then
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message = message .. ": " .. dump(property)
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end
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mcl_util.mcl_log (message, "[Mobs spawn]", true)
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end
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local function mcl_log(message, property)
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if property then message = message .. ": " .. dump(property) end
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mcl_util.mcl_log(message, "[Mobs spawn]", true)
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end
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if not logging then mcl_log = function() end end
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local dbg_spawn_attempts = 0
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local dbg_spawn_succ = 0
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@ -733,22 +730,10 @@ function mcl_mobs.register_custom_biomecheck(custom_biomecheck)
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mcl_mobs.custom_biomecheck = custom_biomecheck
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end
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local function get_biome_name(pos)
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if mcl_mobs.custom_biomecheck then
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return mcl_mobs.custom_biomecheck (pos)
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else
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if mcl_mobs.custom_biomecheck then return mcl_mobs.custom_biomecheck(pos) end
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local gotten_biome = minetest.get_biome_data(pos)
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if not gotten_biome then
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return
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end
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gotten_biome = mt_get_biome_name(gotten_biome.biome)
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--minetest.log ("biome: " .. dump(gotten_biome))
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return gotten_biome
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end
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return gotten_biome and mt_get_biome_name(gotten_biome.biome)
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end
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local function spawn_check(pos, spawn_def)
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@ -758,28 +743,29 @@ local function spawn_check(pos, spawn_def)
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local dimension = mcl_worlds.pos_to_dimension(pos)
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if spawn_def.dimension ~= dimension then return end -- wrong dimension
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-- find ground node below spawn position
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local gotten_node = get_node(pos).name
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if not gotten_node then return end
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if get_item_group(gotten_node, "air") ~= 0 then -- try node one below instead
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local node_name = get_node(pos).name
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local node_def = registered_nodes[node_name]
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if node_def and not node_def.groups.solid then -- try node one below instead
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pos.y = pos.y - 1
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gotten_node = get_node(pos).name
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node_name = get_node(pos).name
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node_def = registered_nodes[node_name]
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end
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local is_ground = get_item_group(gotten_node,"solid") ~= 0
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if not node_def or not node_def.groups then return end
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-- do not spawn on bedrock
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if node_name == "mcl_core:bedrock" then return end
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pos.y = pos.y + 1
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-- check spawn height
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if pos.y < spawn_def.min_height or pos.y > spawn_def.max_height then return end
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mcl_log("spawn_check#1 position checks passed")
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-- do not spawn on bedrock
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if gotten_node == "mcl_core:bedrock" then return end
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-- do not spawn ground mobs on leaves
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if spawn_def.type_of_spawning == "ground" and (not is_ground or get_item_group(gotten_node, "leaves") ~= 0) then return end
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-- farm animals on grass only
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if is_farm_animal(spawn_def.name) and get_item_group(gotten_node, "grass_block") ~= 0 then return end
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if spawn_def.type_of_spawning == "ground" and (not node_def.groups.solid or node_def.groups.leaves) then return end
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-- water mobs only on water
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if spawn_def.type_of_spawning == "water" and get_item_group(gotten_node, "water") ~= 0 then return end
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if spawn_def.type_of_spawning == "water" and node_def.groups.water then return end
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-- lava mobs only on lava
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if spawn_def.type_of_spawning == "lava" and get_item_group(gotten_node, "lava") ~= 0 then return end
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if spawn_def.type_of_spawning == "lava" and node_def.groups.lava then return end
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-- farm animals on grass only
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if is_farm_animal(spawn_def.name) and node_def.groups.grass_block then return end
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---- More expensive calls:
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-- check the biome
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