mirror of
https://github.com/mt-mods/plantlife_modpack.git
synced 2024-12-24 17:40:19 +01:00
roll "legacy" mapgen calls into a loop similar to the standard one, call them
"no air check" instead. Adjust debug prints and summary accordingly. This reduces the total number of mapgen hooks from 5 down to just 2.
This commit is contained in:
Vanessa Ezekowitz
parent
3b32a4acb7
commit
5fdcaa25c4
@ -13,7 +13,7 @@ plantslib = {}
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plantslib.modpath = minetest.get_modpath("plants_lib")
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plantslib.intllib_modpath = minetest.get_modpath("intllib")
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plantslib.total_legacy_calls = 0
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plantslib.total_no_air_check_calls = 0
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local S
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if plantslib.intllib_modpath then
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@ -98,11 +98,11 @@ function plantslib:set_defaults(biome)
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biome.facedir = biome.facedir or 0
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end
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-- Spawn plants using the map generator
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plantslib.surfaces_list = {}
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plantslib.actions_list = {}
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plantslib.surface_nodes = {}
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plantslib.surfaces_list_noaircheck = {}
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plantslib.actions_list_noaircheck = {}
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local function search_table(t, s)
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for i = 1, #t do
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@ -112,10 +112,13 @@ local function search_table(t, s)
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end
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-- register the list of surfaces to spawn stuff on, filtering out all duplicates.
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-- separate the items by air-checking or non-air-checking map eval methods
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function plantslib:register_generate_plant(biomedef, node_or_function_or_model)
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-- if calling code passes an undefined node, don't register an action for it.
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-- if calling code passes an undefined node for a surface or
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-- as a node to be spawned, don't register an action for it.
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if type(node_or_function_or_model) == "string"
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and string.find(node_or_function_or_model, ":")
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and not minetest.registered_nodes[node_or_function_or_model] then
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@ -129,10 +132,31 @@ function plantslib:register_generate_plant(biomedef, node_or_function_or_model)
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end
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if biomedef.check_air == false then
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plantslib:dbg("Warning: Registered legacy mapgen hook: "..dump(node_or_function_or_model))
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minetest.register_on_generated(plantslib:generate_block_legacy(minp, maxp, biomedef, node_or_function_or_model))
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plantslib.total_legacy_calls = plantslib.total_legacy_calls + 1
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plantslib:dbg("Register no-air-check mapgen hook: "..dump(node_or_function_or_model))
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plantslib.actions_list_noaircheck[#plantslib.actions_list_noaircheck + 1] = { biomedef, node_or_function_or_model }
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local s = biomedef.surface
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if type(s) == "string" then
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if s and minetest.registered_nodes[s] then
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if not search_table(plantslib.surfaces_list_noaircheck, s) then
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plantslib.surfaces_list_noaircheck[#plantslib.surfaces_list_noaircheck + 1] = s
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end
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else
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plantslib:dbg("Warning: Ignored no-air-check registration for undefined surface node: "..dump(s))
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end
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else
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for i = 1, #biomedef.surface do
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local s = biomedef.surface[i]
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if s and minetest.registered_nodes[s] then
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if not search_table(plantslib.surfaces_list_noaircheck, s) then
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plantslib.surfaces_list_noaircheck[#plantslib.surfaces_list_noaircheck + 1] = s
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end
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else
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plantslib:dbg("Warning: Ignored no-air-check registration for undefined surface node: "..dump(s))
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end
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end
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end
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else
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plantslib:dbg("Register with-air-checking mapgen hook: "..dump(node_or_function_or_model))
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plantslib.actions_list[#plantslib.actions_list + 1] = { biomedef, node_or_function_or_model }
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local s = biomedef.surface
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if type(s) == "string" then
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@ -141,7 +165,7 @@ function plantslib:register_generate_plant(biomedef, node_or_function_or_model)
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plantslib.surfaces_list[#plantslib.surfaces_list + 1] = s
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end
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else
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plantslib:dbg("Warning: Ignored registration for undefined surface node: "..dump(s))
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plantslib:dbg("Warning: Ignored with-air-checking registration for undefined surface node: "..dump(s))
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end
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else
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for i = 1, #biomedef.surface do
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@ -151,14 +175,17 @@ function plantslib:register_generate_plant(biomedef, node_or_function_or_model)
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plantslib.surfaces_list[#plantslib.surfaces_list + 1] = s
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end
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else
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plantslib:dbg("Warning: Ignored registration for undefined surface node: "..dump(s))
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plantslib:dbg("Warning: Ignored with-air-checking registration for undefined surface node: "..dump(s))
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end
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end
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end
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end
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end
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function plantslib:generate_block(minp, maxp, blockseed)
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-- Primary mapgen spawner, for mods that can work with air checking enabled on
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-- a surface during the initial map read stage.
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function plantslib:generate_block_with_air_checking(minp, maxp, blockseed)
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return function(minp, maxp, blockseed)
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-- use the block hash as a unique key into the surface_nodes
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@ -199,7 +226,7 @@ function plantslib:generate_block(minp, maxp, blockseed)
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local noise3 = plantslib.perlin_humidity:get2d({x=pos.x+150, y=pos.z+50})
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local biome_surfaces_string = dump(biome.surface)
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if ((not biome.depth and string.find(biome_surfaces_string, minetest.get_node(pos).name)) or (biome.depth and not string.find(biome_surfaces_string, minetest.get_node({ x = pos.x, y = pos.y-biome.depth-1, z = pos.z }).name)))
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and (not biome.check_air or (biome.check_air and minetest.get_node(p_top).name == "air"))
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and minetest.get_node(p_top).name == "air"
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and pos.y >= biome.min_elevation
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and pos.y <= biome.max_elevation
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and noise1 > biome.plantlife_limit
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@ -281,7 +308,131 @@ function plantslib:generate_block(minp, maxp, blockseed)
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end
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end
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minetest.register_on_generated(plantslib:generate_block(minp, maxp, blockseed))
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-- Separate copy of the mapgen spawner, for mods that require disabling of
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-- checking for air during the initial map read stage.
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function plantslib:generate_block_no_air_check(minp, maxp, blockseed)
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return function(minp, maxp, blockseed)
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-- use the block hash as a unique key into the surface_nodes
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-- table, so that we can write the table thread-safely.
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local blockhash = minetest.hash_node_position(minp)
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-- read the generated block into the block cache, filtered for "surfaces"
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local surface_nodes = {}
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surface_nodes.blockhash = minetest.find_nodes_in_area(minp, maxp, plantslib.surfaces_list_noaircheck)
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for action = 1, #plantslib.actions_list_noaircheck do
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local biome = plantslib.actions_list_noaircheck[action][1]
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local node_or_function_or_model = plantslib.actions_list_noaircheck[action][2]
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plantslib:set_defaults(biome)
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-- filter stage 1 - find nodes from the supplied surfaces that are within the current biome.
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local in_biome_nodes = {}
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local perlin_fertile_area = minetest.get_perlin(biome.seed_diff, perlin_octaves, perlin_persistence, perlin_scale)
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for i = 1, #surface_nodes.blockhash do
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local pos = surface_nodes.blockhash[i]
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local p_top = { x = pos.x, y = pos.y + 1, z = pos.z }
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local noise1 = perlin_fertile_area:get2d({x=pos.x, y=pos.z})
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local noise2 = plantslib.perlin_temperature:get2d({x=pos.x, y=pos.z})
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local noise3 = plantslib.perlin_humidity:get2d({x=pos.x+150, y=pos.z+50})
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local biome_surfaces_string = dump(biome.surface)
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if ((not biome.depth and string.find(biome_surfaces_string, minetest.get_node(pos).name)) or (biome.depth and not string.find(biome_surfaces_string, minetest.get_node({ x = pos.x, y = pos.y-biome.depth-1, z = pos.z }).name)))
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and pos.y >= biome.min_elevation
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and pos.y <= biome.max_elevation
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and noise1 > biome.plantlife_limit
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and noise2 <= biome.temp_min
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and noise2 >= biome.temp_max
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and noise3 <= biome.humidity_min
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and noise3 >= biome.humidity_max
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and (not biome.ncount or #(minetest.find_nodes_in_area({x=pos.x-1, y=pos.y, z=pos.z-1}, {x=pos.x+1, y=pos.y, z=pos.z+1}, biome.neighbors)) > biome.ncount)
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and (not biome.near_nodes or #(minetest.find_nodes_in_area({x=pos.x-biome.near_nodes_size, y=pos.y-biome.near_nodes_vertical, z=pos.z-biome.near_nodes_size}, {x=pos.x+biome.near_nodes_size, y=pos.y+biome.near_nodes_vertical, z=pos.z+biome.near_nodes_size}, biome.near_nodes)) >= biome.near_nodes_count)
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and math.random(1,100) > biome.rarity
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and (not biome.below_nodes or string.find(dump(biome.below_nodes), minetest.get_node({x=pos.x, y=pos.y-1, z=pos.z}).name) )
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then
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in_biome_nodes[#in_biome_nodes + 1] = pos
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end
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end
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-- filter stage 2 - find places within that biome area to place the plants.
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local num_in_biome_nodes = #in_biome_nodes
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if num_in_biome_nodes > 0 then
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for i = 1, math.min(biome.max_count, num_in_biome_nodes) do
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local tries = 0
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local spawned = false
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while tries < 2 and not spawned do
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local pos = in_biome_nodes[math.random(1, num_in_biome_nodes)]
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if biome.spawn_replace_node then
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pos.y = pos.y-1
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end
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local p_top = { x = pos.x, y = pos.y + 1, z = pos.z }
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if not (biome.avoid_nodes and biome.avoid_radius and minetest.find_node_near(p_top, biome.avoid_radius + math.random(-1.5,2), biome.avoid_nodes)) then
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if biome.delete_above then
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minetest.remove_node(p_top)
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minetest.remove_node({x=p_top.x, y=p_top.y+1, z=p_top.z})
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end
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if biome.delete_above_surround then
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minetest.remove_node({x=p_top.x-1, y=p_top.y, z=p_top.z})
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minetest.remove_node({x=p_top.x+1, y=p_top.y, z=p_top.z})
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minetest.remove_node({x=p_top.x, y=p_top.y, z=p_top.z-1})
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minetest.remove_node({x=p_top.x, y=p_top.y, z=p_top.z+1})
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minetest.remove_node({x=p_top.x-1, y=p_top.y+1, z=p_top.z})
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minetest.remove_node({x=p_top.x+1, y=p_top.y+1, z=p_top.z})
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minetest.remove_node({x=p_top.x, y=p_top.y+1, z=p_top.z-1})
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minetest.remove_node({x=p_top.x, y=p_top.y+1, z=p_top.z+1})
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end
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if biome.spawn_replace_node then
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minetest.remove_node(pos)
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end
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local objtype = type(node_or_function_or_model)
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if objtype == "table" then
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plantslib:generate_tree(pos, node_or_function_or_model)
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spawned = true
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elseif objtype == "string" and
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minetest.registered_nodes[node_or_function_or_model] then
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minetest.set_node(p_top, { name = node_or_function_or_model })
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spawned = true
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elseif objtype == "function" then
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node_or_function_or_model(pos)
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spawned = true
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elseif objtype == "string" and pcall(loadstring(("return %s(...)"):
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format(node_or_function_or_model)),pos) then
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spawned = true
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else
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plantslib:dbg("Warning: Ignored invalid definition for object "..dump(node_or_function_or_model).." that was pointed at {"..dump(pos).."}")
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end
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else
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tries = tries + 1
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end
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end
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end
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end
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end
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end
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end
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-- And here we actually register the mapgen hooks with the engine
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minetest.register_on_generated(
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plantslib:generate_block_with_air_checking(minp, maxp, blockseed)
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)
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minetest.register_on_generated(
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plantslib:generate_block_no_air_check(minp, maxp, blockseed)
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)
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-- The spawning ABM
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@ -534,107 +685,10 @@ function plantslib:get_nodedef_field(nodename, fieldname)
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return minetest.registered_nodes[nodename][fieldname]
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end
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-- The old version of the mapgen spawner, for mods that require disabling of
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-- checking for air during the initial map read stage.
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function plantslib:generate_block_legacy(minp, maxp, biomedef, node_or_function_or_model)
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return function(minp, maxp, blockseed)
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local biome = biomedef
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plantslib:set_defaults(biome)
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local searchnodes = minetest.find_nodes_in_area(minp, maxp, biome.surface)
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local in_biome_nodes = {}
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local perlin_fertile_area = minetest.get_perlin(biome.seed_diff, perlin_octaves, perlin_persistence, perlin_scale)
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for i = 1, #searchnodes do
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local pos = searchnodes[i]
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local p_top = { x = pos.x, y = pos.y + 1, z = pos.z }
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local noise1 = perlin_fertile_area:get2d({x=p_top.x, y=p_top.z})
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local noise2 = plantslib.perlin_temperature:get2d({x=p_top.x, y=p_top.z})
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local noise3 = plantslib.perlin_humidity:get2d({x=p_top.x+150, y=p_top.z+50})
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if (not biome.depth or minetest.get_node({ x = pos.x, y = pos.y-biome.depth-1, z = pos.z }).name ~= biome.surface)
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and pos.y >= biome.min_elevation
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and pos.y <= biome.max_elevation
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and noise1 > biome.plantlife_limit
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and noise2 <= biome.temp_min
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and noise2 >= biome.temp_max
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and noise3 <= biome.humidity_min
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and noise3 >= biome.humidity_max
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and (not biome.ncount or #(minetest.find_nodes_in_area({x=pos.x-1, y=pos.y, z=pos.z-1}, {x=pos.x+1, y=pos.y, z=pos.z+1}, biome.neighbors)) > biome.ncount)
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and (not biome.near_nodes or #(minetest.find_nodes_in_area({x=pos.x-biome.near_nodes_size, y=pos.y-biome.near_nodes_vertical, z=pos.z-biome.near_nodes_size}, {x=pos.x+biome.near_nodes_size, y=pos.y+biome.near_nodes_vertical, z=pos.z+biome.near_nodes_size}, biome.near_nodes)) >= biome.near_nodes_count)
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and math.random(1,100) > biome.rarity
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and (not biome.below_nodes or string.find(dump(biome.below_nodes), minetest.get_node({x=pos.x, y=pos.y-1, z=pos.z}).name) )
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then
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in_biome_nodes[#in_biome_nodes + 1] = pos
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end
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end
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local num_in_biome_nodes = #in_biome_nodes
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if num_in_biome_nodes > 0 then
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for i = 1, math.min(biome.max_count, num_in_biome_nodes) do
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local tries = 0
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local spawned = false
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while tries < 2 and not spawned do
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local pos = in_biome_nodes[math.random(1, num_in_biome_nodes)]
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if biome.spawn_replace_node then
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pos.y = pos.y-1
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end
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local p_top = { x = pos.x, y = pos.y + 1, z = pos.z }
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if not (biome.avoid_nodes and biome.avoid_radius and minetest.find_node_near(p_top, biome.avoid_radius + math.random(-1.5,2), biome.avoid_nodes)) then
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if biome.delete_above then
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minetest.remove_node(p_top)
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minetest.remove_node({x=p_top.x, y=p_top.y+1, z=p_top.z})
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end
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if biome.delete_above_surround then
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minetest.remove_node({x=p_top.x-1, y=p_top.y, z=p_top.z})
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minetest.remove_node({x=p_top.x+1, y=p_top.y, z=p_top.z})
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minetest.remove_node({x=p_top.x, y=p_top.y, z=p_top.z-1})
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minetest.remove_node({x=p_top.x, y=p_top.y, z=p_top.z+1})
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minetest.remove_node({x=p_top.x-1, y=p_top.y+1, z=p_top.z})
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minetest.remove_node({x=p_top.x+1, y=p_top.y+1, z=p_top.z})
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minetest.remove_node({x=p_top.x, y=p_top.y+1, z=p_top.z-1})
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minetest.remove_node({x=p_top.x, y=p_top.y+1, z=p_top.z+1})
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end
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if biome.spawn_replace_node then
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minetest.remove_node(pos)
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end
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local objtype = type(node_or_function_or_model)
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if objtype == "table" then
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plantslib:generate_tree(pos, node_or_function_or_model)
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spawned = true
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elseif objtype == "string" and
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minetest.registered_nodes[node_or_function_or_model] then
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minetest.set_node(p_top, { name = node_or_function_or_model })
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spawned = true
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elseif objtype == "function" then
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node_or_function_or_model(pos)
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spawned = trueload
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elseif objtype == "string" and pcall(loadstring(("return %s(...)"):
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format(node_or_function_or_model)),pos) then
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spawned = true
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else
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plantslib:dbg("Warning: Ignored invalid definition for object "..dump(node_or_function_or_model).." that was pointed at {"..dump(pos).."}")
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end
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else
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tries = tries + 1
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end
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end
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end
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end
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end
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end
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print("[Plants Lib] Loaded")
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minetest.after(0, function()
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print("[Plants Lib] Registered a total of "..#plantslib.surfaces_list.." surface types to be evaluated,")
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print("[Plants Lib] a total of "..#plantslib.actions_list.." actions, and "..plantslib.total_legacy_calls.." legacy mapgen hooks.")
|
||||
print("[Plants Lib] Registered a total of "..(#plantslib.surfaces_list)+(#plantslib.surfaces_list_noaircheck).." surface types to be evaluated, spread")
|
||||
print("[Plants Lib] across "..#plantslib.actions_list.." actions with air-checking and "..#plantslib.actions_list_noaircheck.." actions without.")
|
||||
end)
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user