mirror of
https://git.minetest.land/VoxeLibre/VoxeLibre.git
synced 2024-11-17 00:21:07 +01:00
Move node related functions to mods/CORE/mcl_util/nodes.lua
This commit is contained in:
teknomunk
parent
bbfcc3beec
commit
f140faca6a
2 changed files with 457 additions and 451 deletions
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@ -1,6 +1,9 @@
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mcl_util = {}
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mcl_util = {}
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dofile(minetest.get_modpath(minetest.get_current_modname()).."/roman_numerals.lua")
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local modname = minetest.get_current_modname()
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local modpath = minetest.get_modpath(modname)
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dofile(modpath.."/roman_numerals.lua")
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dofile(modpath.."/nodes.lua")
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-- Updates all values in t using values from to*.
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-- Updates all values in t using values from to*.
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function table.update(t, ...)
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function table.update(t, ...)
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@ -126,24 +129,6 @@ function mcl_util.validate_vector (vect)
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return false
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return false
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end
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end
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-- Minetest 5.3.0 or less can only measure the light level. This came in at 5.4
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-- This function has been known to fail in multiple places so the error handling is added increase safety and improve
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-- debugging. See:
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-- https://git.minetest.land/VoxeLibre/VoxeLibre/issues/1392
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function mcl_util.get_natural_light (pos, time)
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local status, retVal = pcall(minetest.get_natural_light, pos, time)
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if status then
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return retVal
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else
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minetest.log("warning", "Failed to get natural light at pos: " .. dump(pos) .. ", time: " .. dump(time))
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if (pos) then
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local node = minetest.get_node(pos)
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minetest.log("warning", "Node at pos: " .. dump(node.name))
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end
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end
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return 0
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end
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function mcl_util.file_exists(name)
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function mcl_util.file_exists(name)
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if type(name) ~= "string" then return end
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if type(name) ~= "string" then return end
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local f = io.open(name)
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local f = io.open(name)
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@ -154,119 +139,6 @@ function mcl_util.file_exists(name)
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return true
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return true
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end
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end
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-- Based on minetest.rotate_and_place
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--[[
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Attempt to predict the desired orientation of the pillar-like node
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defined by `itemstack`, and place it accordingly in one of 3 possible
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orientations (X, Y or Z).
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Stacks are handled normally if the `infinitestacks`
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field is false or omitted (else, the itemstack is not changed).
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* `invert_wall`: if `true`, place wall-orientation on the ground and ground-
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orientation on wall
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This function is a simplified version of minetest.rotate_and_place.
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The Minetest function is seen as inappropriate because this includes mirror
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images of possible orientations, causing problems with pillar shadings.
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]]
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function mcl_util.rotate_axis_and_place(itemstack, placer, pointed_thing, infinitestacks, invert_wall)
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local unode = minetest.get_node_or_nil(pointed_thing.under)
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if not unode then
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return
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end
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local undef = minetest.registered_nodes[unode.name]
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if undef and undef.on_rightclick and not invert_wall then
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undef.on_rightclick(pointed_thing.under, unode, placer,
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itemstack, pointed_thing)
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return
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end
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local fdir = minetest.dir_to_facedir(placer:get_look_dir())
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local wield_name = itemstack:get_name()
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local above = pointed_thing.above
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local under = pointed_thing.under
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local is_x = (above.x ~= under.x)
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local is_y = (above.y ~= under.y)
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local is_z = (above.z ~= under.z)
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local anode = minetest.get_node_or_nil(above)
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if not anode then
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return
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end
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local pos = pointed_thing.above
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local node = anode
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if undef and undef.buildable_to then
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pos = pointed_thing.under
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node = unode
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end
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if minetest.is_protected(pos, placer:get_player_name()) then
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minetest.record_protection_violation(pos, placer:get_player_name())
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return
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end
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local ndef = minetest.registered_nodes[node.name]
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if not ndef or not ndef.buildable_to then
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return
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end
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local p2
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if is_y then
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p2 = 0
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elseif is_x then
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p2 = 12
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elseif is_z then
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p2 = 6
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end
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minetest.set_node(pos, {name = wield_name, param2 = p2})
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if not infinitestacks then
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itemstack:take_item()
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return itemstack
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end
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end
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-- Wrapper of above function for use as `on_place` callback (Recommended).
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-- Similar to minetest.rotate_node.
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function mcl_util.rotate_axis(itemstack, placer, pointed_thing)
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mcl_util.rotate_axis_and_place(itemstack, placer, pointed_thing,
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minetest.is_creative_enabled(placer:get_player_name()),
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placer:get_player_control().sneak)
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return itemstack
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end
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-- Returns position of the neighbor of a double chest node
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-- or nil if node is invalid.
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-- This function assumes that the large chest is actually intact
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-- * pos: Position of the node to investigate
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-- * param2: param2 of that node
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-- * side: Which "half" the investigated node is. "left" or "right"
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function mcl_util.get_double_container_neighbor_pos(pos, param2, side)
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if side == "right" then
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if param2 == 0 then
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return {x = pos.x - 1, y = pos.y, z = pos.z}
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elseif param2 == 1 then
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return {x = pos.x, y = pos.y, z = pos.z + 1}
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elseif param2 == 2 then
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return {x = pos.x + 1, y = pos.y, z = pos.z}
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elseif param2 == 3 then
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return {x = pos.x, y = pos.y, z = pos.z - 1}
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end
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else
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if param2 == 0 then
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return {x = pos.x + 1, y = pos.y, z = pos.z}
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elseif param2 == 1 then
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return {x = pos.x, y = pos.y, z = pos.z - 1}
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elseif param2 == 2 then
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return {x = pos.x - 1, y = pos.y, z = pos.z}
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elseif param2 == 3 then
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return {x = pos.x, y = pos.y, z = pos.z + 1}
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end
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end
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end
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--- Selects item stack to transfer from
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--- Selects item stack to transfer from
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---@param src_inventory InvRef Source innentory to pull from
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---@param src_inventory InvRef Source innentory to pull from
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---@param src_list string Name of source inventory list to pull from
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---@param src_list string Name of source inventory list to pull from
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@ -424,61 +296,6 @@ function mcl_util.is_fuel(item)
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return minetest.get_craft_result({method = "fuel", width = 1, items = {item}}).time ~= 0
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return minetest.get_craft_result({method = "fuel", width = 1, items = {item}}).time ~= 0
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end
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end
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-- Returns a on_place function for plants
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-- * condition: function(pos, node, itemstack)
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-- * A function which is called by the on_place function to check if the node can be placed
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-- * Must return true, if placement is allowed, false otherwise.
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-- * If it returns a string, placement is allowed, but will place this itemstring as a node instead
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-- * pos, node: Position and node table of plant node
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-- * itemstack: Itemstack to place
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function mcl_util.generate_on_place_plant_function(condition)
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return function(itemstack, placer, pointed_thing)
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if pointed_thing.type ~= "node" then
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-- no interaction possible with entities
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return itemstack
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end
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-- Call on_rightclick if the pointed node defines it
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local node = minetest.get_node(pointed_thing.under)
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if placer and not placer:get_player_control().sneak then
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if minetest.registered_nodes[node.name] and minetest.registered_nodes[node.name].on_rightclick then
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return minetest.registered_nodes[node.name].on_rightclick(pointed_thing.under, node, placer, itemstack) or itemstack
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end
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end
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local place_pos
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local def_under = minetest.registered_nodes[minetest.get_node(pointed_thing.under).name]
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local def_above = minetest.registered_nodes[minetest.get_node(pointed_thing.above).name]
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if not def_under or not def_above then
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return itemstack
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end
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if def_under.buildable_to and def_under.name ~= itemstack:get_name() then
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place_pos = pointed_thing.under
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elseif def_above.buildable_to and def_above.name ~= itemstack:get_name() then
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place_pos = pointed_thing.above
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pointed_thing.under = pointed_thing.above
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else
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return itemstack
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end
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-- Check placement rules
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local result, param2 = condition(place_pos, node, itemstack)
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if result == true then
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local idef = itemstack:get_definition()
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local new_itemstack, success = minetest.item_place_node(itemstack, placer, pointed_thing, param2)
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if success then
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if idef.sounds and idef.sounds.place then
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minetest.sound_play(idef.sounds.place, {pos = pointed_thing.above, gain = 1}, true)
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end
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end
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itemstack = new_itemstack
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end
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return itemstack
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end
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end
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-- adjust the y level of an object to the center of its collisionbox
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-- adjust the y level of an object to the center of its collisionbox
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-- used to get the origin position of entity explosions
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-- used to get the origin position of entity explosions
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function mcl_util.get_object_center(obj)
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function mcl_util.get_object_center(obj)
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@ -750,243 +567,6 @@ function mcl_util.set_bone_position(obj, bone, pos, rot)
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end
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end
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end
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end
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---Return a function to use in `on_place`.
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---
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---Allow to bypass the `buildable_to` node field in a `on_place` callback.
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---
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---You have to make sure that the nodes you return true for have `buildable_to = true`.
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---@param func fun(node_name: string): boolean Return `true` if node must not replace the buildable_to node which have `node_name`
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---@return fun(itemstack: ItemStack, placer: ObjectRef, pointed_thing: pointed_thing, param2: integer): ItemStack?
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function mcl_util.bypass_buildable_to(func)
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--------------------------
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-- MINETEST CODE: UTILS --
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--------------------------
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local function copy_pointed_thing(pointed_thing)
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return {
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type = pointed_thing.type,
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above = pointed_thing.above and vector.copy(pointed_thing.above),
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under = pointed_thing.under and vector.copy(pointed_thing.under),
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ref = pointed_thing.ref,
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}
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end
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local function user_name(user)
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return user and user:get_player_name() or ""
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end
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-- Returns a logging function. For empty names, does not log.
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local function make_log(name)
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return name ~= "" and minetest.log or function() end
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end
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local function check_attached_node(p, n, group_rating)
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local def = core.registered_nodes[n.name]
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local d = vector.zero()
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if group_rating == 3 then
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-- always attach to floor
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d.y = -1
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elseif group_rating == 4 then
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-- always attach to ceiling
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d.y = 1
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elseif group_rating == 2 then
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-- attach to facedir or 4dir direction
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if (def.paramtype2 == "facedir" or
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def.paramtype2 == "colorfacedir") then
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-- Attach to whatever facedir is "mounted to".
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-- For facedir, this is where tile no. 5 point at.
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-- The fallback vector here is in case 'facedir to dir' is nil due
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-- to voxelmanip placing a wallmounted node without resetting a
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-- pre-existing param2 value that is out-of-range for facedir.
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-- The fallback vector corresponds to param2 = 0.
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d = core.facedir_to_dir(n.param2) or vector.new(0, 0, 1)
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elseif (def.paramtype2 == "4dir" or
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def.paramtype2 == "color4dir") then
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-- Similar to facedir handling
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d = core.fourdir_to_dir(n.param2) or vector.new(0, 0, 1)
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end
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elseif def.paramtype2 == "wallmounted" or
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def.paramtype2 == "colorwallmounted" then
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-- Attach to whatever this node is "mounted to".
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-- This where tile no. 2 points at.
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-- The fallback vector here is used for the same reason as
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-- for facedir nodes.
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d = core.wallmounted_to_dir(n.param2) or vector.new(0, 1, 0)
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else
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d.y = -1
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end
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local p2 = vector.add(p, d)
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local nn = core.get_node(p2).name
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local def2 = core.registered_nodes[nn]
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if def2 and not def2.walkable then
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return false
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end
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return true
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end
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return function(itemstack, placer, pointed_thing, param2)
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-------------------
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-- MINETEST CODE --
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-------------------
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local def = itemstack:get_definition()
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if def.type ~= "node" or pointed_thing.type ~= "node" then
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return itemstack
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end
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local under = pointed_thing.under
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local oldnode_under = minetest.get_node_or_nil(under)
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local above = pointed_thing.above
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local oldnode_above = minetest.get_node_or_nil(above)
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local playername = user_name(placer)
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local log = make_log(playername)
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if not oldnode_under or not oldnode_above then
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log("info", playername .. " tried to place"
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.. " node in unloaded position " .. minetest.pos_to_string(above))
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return itemstack
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end
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local olddef_under = minetest.registered_nodes[oldnode_under.name]
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olddef_under = olddef_under or minetest.nodedef_default
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local olddef_above = minetest.registered_nodes[oldnode_above.name]
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olddef_above = olddef_above or minetest.nodedef_default
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if not olddef_above.buildable_to and not olddef_under.buildable_to then
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log("info", playername .. " tried to place"
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.. " node in invalid position " .. minetest.pos_to_string(above)
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.. ", replacing " .. oldnode_above.name)
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return itemstack
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end
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---------------------
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-- CUSTOMIZED CODE --
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---------------------
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-- Place above pointed node
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local place_to = vector.copy(above)
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-- If node under is buildable_to, check for callback result and place into it instead
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if olddef_under.buildable_to and not func(oldnode_under.name) then
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log("info", "node under is buildable to")
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place_to = vector.copy(under)
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end
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-------------------
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-- MINETEST CODE --
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-------------------
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if minetest.is_protected(place_to, playername) then
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log("action", playername
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.. " tried to place " .. def.name
|
|
||||||
.. " at protected position "
|
|
||||||
.. minetest.pos_to_string(place_to))
|
|
||||||
minetest.record_protection_violation(place_to, playername)
|
|
||||||
return itemstack
|
|
||||||
end
|
|
||||||
|
|
||||||
local oldnode = minetest.get_node(place_to)
|
|
||||||
local newnode = {name = def.name, param1 = 0, param2 = param2 or 0}
|
|
||||||
|
|
||||||
-- Calculate direction for wall mounted stuff like torches and signs
|
|
||||||
if def.place_param2 ~= nil then
|
|
||||||
newnode.param2 = def.place_param2
|
|
||||||
elseif (def.paramtype2 == "wallmounted" or
|
|
||||||
def.paramtype2 == "colorwallmounted") and not param2 then
|
|
||||||
local dir = vector.subtract(under, above)
|
|
||||||
newnode.param2 = minetest.dir_to_wallmounted(dir)
|
|
||||||
-- Calculate the direction for furnaces and chests and stuff
|
|
||||||
elseif (def.paramtype2 == "facedir" or
|
|
||||||
def.paramtype2 == "colorfacedir" or
|
|
||||||
def.paramtype2 == "4dir" or
|
|
||||||
def.paramtype2 == "color4dir") and not param2 then
|
|
||||||
local placer_pos = placer and placer:get_pos()
|
|
||||||
if placer_pos then
|
|
||||||
local dir = vector.subtract(above, placer_pos)
|
|
||||||
newnode.param2 = minetest.dir_to_facedir(dir)
|
|
||||||
log("info", "facedir: " .. newnode.param2)
|
|
||||||
end
|
|
||||||
end
|
|
||||||
|
|
||||||
local metatable = itemstack:get_meta():to_table().fields
|
|
||||||
|
|
||||||
-- Transfer color information
|
|
||||||
if metatable.palette_index and not def.place_param2 then
|
|
||||||
local color_divisor = nil
|
|
||||||
if def.paramtype2 == "color" then
|
|
||||||
color_divisor = 1
|
|
||||||
elseif def.paramtype2 == "colorwallmounted" then
|
|
||||||
color_divisor = 8
|
|
||||||
elseif def.paramtype2 == "colorfacedir" then
|
|
||||||
color_divisor = 32
|
|
||||||
elseif def.paramtype2 == "color4dir" then
|
|
||||||
color_divisor = 4
|
|
||||||
elseif def.paramtype2 == "colordegrotate" then
|
|
||||||
color_divisor = 32
|
|
||||||
end
|
|
||||||
if color_divisor then
|
|
||||||
local color = math.floor(metatable.palette_index / color_divisor)
|
|
||||||
local other = newnode.param2 % color_divisor
|
|
||||||
newnode.param2 = color * color_divisor + other
|
|
||||||
end
|
|
||||||
end
|
|
||||||
|
|
||||||
-- Check if the node is attached and if it can be placed there
|
|
||||||
local an = minetest.get_item_group(def.name, "attached_node")
|
|
||||||
if an ~= 0 and
|
|
||||||
not check_attached_node(place_to, newnode, an) then
|
|
||||||
log("action", "attached node " .. def.name ..
|
|
||||||
" cannot be placed at " .. minetest.pos_to_string(place_to))
|
|
||||||
return itemstack
|
|
||||||
end
|
|
||||||
|
|
||||||
log("action", playername .. " places node "
|
|
||||||
.. def.name .. " at " .. minetest.pos_to_string(place_to))
|
|
||||||
|
|
||||||
-- Add node and update
|
|
||||||
minetest.add_node(place_to, newnode)
|
|
||||||
|
|
||||||
-- Play sound if it was done by a player
|
|
||||||
if playername ~= "" and def.sounds and def.sounds.place then
|
|
||||||
minetest.sound_play(def.sounds.place, {
|
|
||||||
pos = place_to,
|
|
||||||
exclude_player = playername,
|
|
||||||
}, true)
|
|
||||||
end
|
|
||||||
|
|
||||||
local take_item = true
|
|
||||||
|
|
||||||
-- Run callback
|
|
||||||
if def.after_place_node then
|
|
||||||
-- Deepcopy place_to and pointed_thing because callback can modify it
|
|
||||||
local place_to_copy = vector.copy(place_to)
|
|
||||||
local pointed_thing_copy = copy_pointed_thing(pointed_thing)
|
|
||||||
if def.after_place_node(place_to_copy, placer, itemstack,
|
|
||||||
pointed_thing_copy) then
|
|
||||||
take_item = false
|
|
||||||
end
|
|
||||||
end
|
|
||||||
|
|
||||||
-- Run script hook
|
|
||||||
for _, callback in ipairs(minetest.registered_on_placenodes) do
|
|
||||||
-- Deepcopy pos, node and pointed_thing because callback can modify them
|
|
||||||
local place_to_copy = vector.copy(place_to)
|
|
||||||
local newnode_copy = {name = newnode.name, param1 = newnode.param1, param2 = newnode.param2}
|
|
||||||
local oldnode_copy = {name = oldnode.name, param1 = oldnode.param1, param2 = oldnode.param2}
|
|
||||||
local pointed_thing_copy = copy_pointed_thing(pointed_thing)
|
|
||||||
if callback(place_to_copy, newnode_copy, placer, oldnode_copy, itemstack, pointed_thing_copy) then
|
|
||||||
take_item = false
|
|
||||||
end
|
|
||||||
end
|
|
||||||
|
|
||||||
if take_item then
|
|
||||||
itemstack:take_item()
|
|
||||||
end
|
|
||||||
return itemstack
|
|
||||||
end
|
|
||||||
end
|
|
||||||
|
|
||||||
--[[Check for a protection violation in a given area.
|
--[[Check for a protection violation in a given area.
|
||||||
--
|
--
|
||||||
-- Applies is_protected() to a 3D lattice of points in the defined volume. The points are spaced
|
-- Applies is_protected() to a 3D lattice of points in the defined volume. The points are spaced
|
||||||
|
|
@ -1032,33 +612,6 @@ function mcl_util.check_position_protection(position, player)
|
||||||
return false
|
return false
|
||||||
end
|
end
|
||||||
|
|
||||||
local palette_indexes = {grass_palette_index = 0, foliage_palette_index = 0, water_palette_index = 0}
|
|
||||||
function mcl_util.get_palette_indexes_from_pos(pos)
|
|
||||||
local biome_data = minetest.get_biome_data(pos)
|
|
||||||
local biome = biome_data.biome
|
|
||||||
local biome_name = minetest.get_biome_name(biome)
|
|
||||||
local reg_biome = minetest.registered_biomes[biome_name]
|
|
||||||
if reg_biome and reg_biome._mcl_grass_palette_index and reg_biome._mcl_foliage_palette_index and reg_biome._mcl_water_palette_index then
|
|
||||||
local gpi = reg_biome._mcl_grass_palette_index
|
|
||||||
local fpi = reg_biome._mcl_foliage_palette_index
|
|
||||||
local wpi = reg_biome._mcl_water_palette_index
|
|
||||||
local palette_indexes = {grass_palette_index = gpi, foliage_palette_index = fpi, water_palette_index = wpi}
|
|
||||||
return palette_indexes
|
|
||||||
else
|
|
||||||
return palette_indexes
|
|
||||||
end
|
|
||||||
end
|
|
||||||
|
|
||||||
function mcl_util.get_colorwallmounted_rotation(pos)
|
|
||||||
local colorwallmounted_node = minetest.get_node(pos)
|
|
||||||
for i = 0, 32, 1 do
|
|
||||||
local colorwallmounted_rotation = colorwallmounted_node.param2 - (i * 8)
|
|
||||||
if colorwallmounted_rotation < 6 then
|
|
||||||
return colorwallmounted_rotation
|
|
||||||
end
|
|
||||||
end
|
|
||||||
end
|
|
||||||
|
|
||||||
---Move items from one inventory list to another, drop items that do not fit in provided pos and direction.
|
---Move items from one inventory list to another, drop items that do not fit in provided pos and direction.
|
||||||
---@param src_inv mt.InvRef
|
---@param src_inv mt.InvRef
|
||||||
---@param src_listname string
|
---@param src_listname string
|
||||||
|
|
|
||||||
453
mods/CORE/mcl_util/nodes.lua
Normal file
453
mods/CORE/mcl_util/nodes.lua
Normal file
|
|
@ -0,0 +1,453 @@
|
||||||
|
-- Functions related to nodes and node definitions
|
||||||
|
|
||||||
|
-- Minetest 5.3.0 or less can only measure the light level. This came in at 5.4
|
||||||
|
-- This function has been known to fail in multiple places so the error handling is added increase safety and improve
|
||||||
|
-- debugging. See:
|
||||||
|
-- https://git.minetest.land/VoxeLibre/VoxeLibre/issues/1392
|
||||||
|
function mcl_util.get_natural_light (pos, time)
|
||||||
|
local status, retVal = pcall(minetest.get_natural_light, pos, time)
|
||||||
|
if status then
|
||||||
|
return retVal
|
||||||
|
else
|
||||||
|
minetest.log("warning", "Failed to get natural light at pos: " .. dump(pos) .. ", time: " .. dump(time))
|
||||||
|
if (pos) then
|
||||||
|
local node = minetest.get_node(pos)
|
||||||
|
minetest.log("warning", "Node at pos: " .. dump(node.name))
|
||||||
|
end
|
||||||
|
end
|
||||||
|
return 0
|
||||||
|
end
|
||||||
|
|
||||||
|
-- Based on minetest.rotate_and_place
|
||||||
|
|
||||||
|
--[[
|
||||||
|
Attempt to predict the desired orientation of the pillar-like node
|
||||||
|
defined by `itemstack`, and place it accordingly in one of 3 possible
|
||||||
|
orientations (X, Y or Z).
|
||||||
|
|
||||||
|
Stacks are handled normally if the `infinitestacks`
|
||||||
|
field is false or omitted (else, the itemstack is not changed).
|
||||||
|
* `invert_wall`: if `true`, place wall-orientation on the ground and ground-
|
||||||
|
orientation on wall
|
||||||
|
|
||||||
|
This function is a simplified version of minetest.rotate_and_place.
|
||||||
|
The Minetest function is seen as inappropriate because this includes mirror
|
||||||
|
images of possible orientations, causing problems with pillar shadings.
|
||||||
|
]]
|
||||||
|
function mcl_util.rotate_axis_and_place(itemstack, placer, pointed_thing, infinitestacks, invert_wall)
|
||||||
|
local unode = minetest.get_node_or_nil(pointed_thing.under)
|
||||||
|
if not unode then
|
||||||
|
return
|
||||||
|
end
|
||||||
|
local undef = minetest.registered_nodes[unode.name]
|
||||||
|
if undef and undef.on_rightclick and not invert_wall then
|
||||||
|
undef.on_rightclick(pointed_thing.under, unode, placer,
|
||||||
|
itemstack, pointed_thing)
|
||||||
|
return
|
||||||
|
end
|
||||||
|
local fdir = minetest.dir_to_facedir(placer:get_look_dir())
|
||||||
|
local wield_name = itemstack:get_name()
|
||||||
|
|
||||||
|
local above = pointed_thing.above
|
||||||
|
local under = pointed_thing.under
|
||||||
|
local is_x = (above.x ~= under.x)
|
||||||
|
local is_y = (above.y ~= under.y)
|
||||||
|
local is_z = (above.z ~= under.z)
|
||||||
|
|
||||||
|
local anode = minetest.get_node_or_nil(above)
|
||||||
|
if not anode then
|
||||||
|
return
|
||||||
|
end
|
||||||
|
local pos = pointed_thing.above
|
||||||
|
local node = anode
|
||||||
|
|
||||||
|
if undef and undef.buildable_to then
|
||||||
|
pos = pointed_thing.under
|
||||||
|
node = unode
|
||||||
|
end
|
||||||
|
|
||||||
|
if minetest.is_protected(pos, placer:get_player_name()) then
|
||||||
|
minetest.record_protection_violation(pos, placer:get_player_name())
|
||||||
|
return
|
||||||
|
end
|
||||||
|
|
||||||
|
local ndef = minetest.registered_nodes[node.name]
|
||||||
|
if not ndef or not ndef.buildable_to then
|
||||||
|
return
|
||||||
|
end
|
||||||
|
|
||||||
|
local p2
|
||||||
|
if is_y then
|
||||||
|
p2 = 0
|
||||||
|
elseif is_x then
|
||||||
|
p2 = 12
|
||||||
|
elseif is_z then
|
||||||
|
p2 = 6
|
||||||
|
end
|
||||||
|
minetest.set_node(pos, {name = wield_name, param2 = p2})
|
||||||
|
|
||||||
|
if not infinitestacks then
|
||||||
|
itemstack:take_item()
|
||||||
|
return itemstack
|
||||||
|
end
|
||||||
|
end
|
||||||
|
|
||||||
|
-- Wrapper of above function for use as `on_place` callback (Recommended).
|
||||||
|
-- Similar to minetest.rotate_node.
|
||||||
|
function mcl_util.rotate_axis(itemstack, placer, pointed_thing)
|
||||||
|
mcl_util.rotate_axis_and_place(itemstack, placer, pointed_thing,
|
||||||
|
minetest.is_creative_enabled(placer:get_player_name()),
|
||||||
|
placer:get_player_control().sneak)
|
||||||
|
return itemstack
|
||||||
|
end
|
||||||
|
|
||||||
|
-- Returns position of the neighbor of a double chest node
|
||||||
|
-- or nil if node is invalid.
|
||||||
|
-- This function assumes that the large chest is actually intact
|
||||||
|
-- * pos: Position of the node to investigate
|
||||||
|
-- * param2: param2 of that node
|
||||||
|
-- * side: Which "half" the investigated node is. "left" or "right"
|
||||||
|
function mcl_util.get_double_container_neighbor_pos(pos, param2, side)
|
||||||
|
if side == "right" then
|
||||||
|
if param2 == 0 then
|
||||||
|
return {x = pos.x - 1, y = pos.y, z = pos.z}
|
||||||
|
elseif param2 == 1 then
|
||||||
|
return {x = pos.x, y = pos.y, z = pos.z + 1}
|
||||||
|
elseif param2 == 2 then
|
||||||
|
return {x = pos.x + 1, y = pos.y, z = pos.z}
|
||||||
|
elseif param2 == 3 then
|
||||||
|
return {x = pos.x, y = pos.y, z = pos.z - 1}
|
||||||
|
end
|
||||||
|
else
|
||||||
|
if param2 == 0 then
|
||||||
|
return {x = pos.x + 1, y = pos.y, z = pos.z}
|
||||||
|
elseif param2 == 1 then
|
||||||
|
return {x = pos.x, y = pos.y, z = pos.z - 1}
|
||||||
|
elseif param2 == 2 then
|
||||||
|
return {x = pos.x - 1, y = pos.y, z = pos.z}
|
||||||
|
elseif param2 == 3 then
|
||||||
|
return {x = pos.x, y = pos.y, z = pos.z + 1}
|
||||||
|
end
|
||||||
|
end
|
||||||
|
end
|
||||||
|
|
||||||
|
-- Returns a on_place function for plants
|
||||||
|
-- * condition: function(pos, node, itemstack)
|
||||||
|
-- * A function which is called by the on_place function to check if the node can be placed
|
||||||
|
-- * Must return true, if placement is allowed, false otherwise.
|
||||||
|
-- * If it returns a string, placement is allowed, but will place this itemstring as a node instead
|
||||||
|
-- * pos, node: Position and node table of plant node
|
||||||
|
-- * itemstack: Itemstack to place
|
||||||
|
function mcl_util.generate_on_place_plant_function(condition)
|
||||||
|
return function(itemstack, placer, pointed_thing)
|
||||||
|
if pointed_thing.type ~= "node" then
|
||||||
|
-- no interaction possible with entities
|
||||||
|
return itemstack
|
||||||
|
end
|
||||||
|
|
||||||
|
-- Call on_rightclick if the pointed node defines it
|
||||||
|
local node = minetest.get_node(pointed_thing.under)
|
||||||
|
if placer and not placer:get_player_control().sneak then
|
||||||
|
if minetest.registered_nodes[node.name] and minetest.registered_nodes[node.name].on_rightclick then
|
||||||
|
return minetest.registered_nodes[node.name].on_rightclick(pointed_thing.under, node, placer, itemstack) or itemstack
|
||||||
|
end
|
||||||
|
end
|
||||||
|
|
||||||
|
local place_pos
|
||||||
|
local def_under = minetest.registered_nodes[minetest.get_node(pointed_thing.under).name]
|
||||||
|
local def_above = minetest.registered_nodes[minetest.get_node(pointed_thing.above).name]
|
||||||
|
if not def_under or not def_above then
|
||||||
|
return itemstack
|
||||||
|
end
|
||||||
|
if def_under.buildable_to and def_under.name ~= itemstack:get_name() then
|
||||||
|
place_pos = pointed_thing.under
|
||||||
|
elseif def_above.buildable_to and def_above.name ~= itemstack:get_name() then
|
||||||
|
place_pos = pointed_thing.above
|
||||||
|
pointed_thing.under = pointed_thing.above
|
||||||
|
else
|
||||||
|
return itemstack
|
||||||
|
end
|
||||||
|
|
||||||
|
-- Check placement rules
|
||||||
|
local result, param2 = condition(place_pos, node, itemstack)
|
||||||
|
if result == true then
|
||||||
|
local idef = itemstack:get_definition()
|
||||||
|
local new_itemstack, success = minetest.item_place_node(itemstack, placer, pointed_thing, param2)
|
||||||
|
|
||||||
|
if success then
|
||||||
|
if idef.sounds and idef.sounds.place then
|
||||||
|
minetest.sound_play(idef.sounds.place, {pos = pointed_thing.above, gain = 1}, true)
|
||||||
|
end
|
||||||
|
end
|
||||||
|
itemstack = new_itemstack
|
||||||
|
end
|
||||||
|
|
||||||
|
return itemstack
|
||||||
|
end
|
||||||
|
end
|
||||||
|
|
||||||
|
---Return a function to use in `on_place`.
|
||||||
|
---
|
||||||
|
---Allow to bypass the `buildable_to` node field in a `on_place` callback.
|
||||||
|
---
|
||||||
|
---You have to make sure that the nodes you return true for have `buildable_to = true`.
|
||||||
|
---@param func fun(node_name: string): boolean Return `true` if node must not replace the buildable_to node which have `node_name`
|
||||||
|
---@return fun(itemstack: ItemStack, placer: ObjectRef, pointed_thing: pointed_thing, param2: integer): ItemStack?
|
||||||
|
function mcl_util.bypass_buildable_to(func)
|
||||||
|
--------------------------
|
||||||
|
-- MINETEST CODE: UTILS --
|
||||||
|
--------------------------
|
||||||
|
|
||||||
|
local function copy_pointed_thing(pointed_thing)
|
||||||
|
return {
|
||||||
|
type = pointed_thing.type,
|
||||||
|
above = pointed_thing.above and vector.copy(pointed_thing.above),
|
||||||
|
under = pointed_thing.under and vector.copy(pointed_thing.under),
|
||||||
|
ref = pointed_thing.ref,
|
||||||
|
}
|
||||||
|
end
|
||||||
|
|
||||||
|
local function user_name(user)
|
||||||
|
return user and user:get_player_name() or ""
|
||||||
|
end
|
||||||
|
|
||||||
|
-- Returns a logging function. For empty names, does not log.
|
||||||
|
local function make_log(name)
|
||||||
|
return name ~= "" and minetest.log or function() end
|
||||||
|
end
|
||||||
|
|
||||||
|
local function check_attached_node(p, n, group_rating)
|
||||||
|
local def = core.registered_nodes[n.name]
|
||||||
|
local d = vector.zero()
|
||||||
|
if group_rating == 3 then
|
||||||
|
-- always attach to floor
|
||||||
|
d.y = -1
|
||||||
|
elseif group_rating == 4 then
|
||||||
|
-- always attach to ceiling
|
||||||
|
d.y = 1
|
||||||
|
elseif group_rating == 2 then
|
||||||
|
-- attach to facedir or 4dir direction
|
||||||
|
if (def.paramtype2 == "facedir" or
|
||||||
|
def.paramtype2 == "colorfacedir") then
|
||||||
|
-- Attach to whatever facedir is "mounted to".
|
||||||
|
-- For facedir, this is where tile no. 5 point at.
|
||||||
|
|
||||||
|
-- The fallback vector here is in case 'facedir to dir' is nil due
|
||||||
|
-- to voxelmanip placing a wallmounted node without resetting a
|
||||||
|
-- pre-existing param2 value that is out-of-range for facedir.
|
||||||
|
-- The fallback vector corresponds to param2 = 0.
|
||||||
|
d = core.facedir_to_dir(n.param2) or vector.new(0, 0, 1)
|
||||||
|
elseif (def.paramtype2 == "4dir" or
|
||||||
|
def.paramtype2 == "color4dir") then
|
||||||
|
-- Similar to facedir handling
|
||||||
|
d = core.fourdir_to_dir(n.param2) or vector.new(0, 0, 1)
|
||||||
|
end
|
||||||
|
elseif def.paramtype2 == "wallmounted" or
|
||||||
|
def.paramtype2 == "colorwallmounted" then
|
||||||
|
-- Attach to whatever this node is "mounted to".
|
||||||
|
-- This where tile no. 2 points at.
|
||||||
|
|
||||||
|
-- The fallback vector here is used for the same reason as
|
||||||
|
-- for facedir nodes.
|
||||||
|
d = core.wallmounted_to_dir(n.param2) or vector.new(0, 1, 0)
|
||||||
|
else
|
||||||
|
d.y = -1
|
||||||
|
end
|
||||||
|
local p2 = vector.add(p, d)
|
||||||
|
local nn = core.get_node(p2).name
|
||||||
|
local def2 = core.registered_nodes[nn]
|
||||||
|
if def2 and not def2.walkable then
|
||||||
|
return false
|
||||||
|
end
|
||||||
|
return true
|
||||||
|
end
|
||||||
|
|
||||||
|
return function(itemstack, placer, pointed_thing, param2)
|
||||||
|
-------------------
|
||||||
|
-- MINETEST CODE --
|
||||||
|
-------------------
|
||||||
|
local def = itemstack:get_definition()
|
||||||
|
if def.type ~= "node" or pointed_thing.type ~= "node" then
|
||||||
|
return itemstack
|
||||||
|
end
|
||||||
|
|
||||||
|
local under = pointed_thing.under
|
||||||
|
local oldnode_under = minetest.get_node_or_nil(under)
|
||||||
|
local above = pointed_thing.above
|
||||||
|
local oldnode_above = minetest.get_node_or_nil(above)
|
||||||
|
local playername = user_name(placer)
|
||||||
|
local log = make_log(playername)
|
||||||
|
|
||||||
|
if not oldnode_under or not oldnode_above then
|
||||||
|
log("info", playername .. " tried to place"
|
||||||
|
.. " node in unloaded position " .. minetest.pos_to_string(above))
|
||||||
|
return itemstack
|
||||||
|
end
|
||||||
|
|
||||||
|
local olddef_under = minetest.registered_nodes[oldnode_under.name]
|
||||||
|
olddef_under = olddef_under or minetest.nodedef_default
|
||||||
|
local olddef_above = minetest.registered_nodes[oldnode_above.name]
|
||||||
|
olddef_above = olddef_above or minetest.nodedef_default
|
||||||
|
|
||||||
|
if not olddef_above.buildable_to and not olddef_under.buildable_to then
|
||||||
|
log("info", playername .. " tried to place"
|
||||||
|
.. " node in invalid position " .. minetest.pos_to_string(above)
|
||||||
|
.. ", replacing " .. oldnode_above.name)
|
||||||
|
return itemstack
|
||||||
|
end
|
||||||
|
|
||||||
|
---------------------
|
||||||
|
-- CUSTOMIZED CODE --
|
||||||
|
---------------------
|
||||||
|
|
||||||
|
-- Place above pointed node
|
||||||
|
local place_to = vector.copy(above)
|
||||||
|
|
||||||
|
-- If node under is buildable_to, check for callback result and place into it instead
|
||||||
|
if olddef_under.buildable_to and not func(oldnode_under.name) then
|
||||||
|
log("info", "node under is buildable to")
|
||||||
|
place_to = vector.copy(under)
|
||||||
|
end
|
||||||
|
|
||||||
|
-------------------
|
||||||
|
-- MINETEST CODE --
|
||||||
|
-------------------
|
||||||
|
|
||||||
|
if minetest.is_protected(place_to, playername) then
|
||||||
|
log("action", playername
|
||||||
|
.. " tried to place " .. def.name
|
||||||
|
.. " at protected position "
|
||||||
|
.. minetest.pos_to_string(place_to))
|
||||||
|
minetest.record_protection_violation(place_to, playername)
|
||||||
|
return itemstack
|
||||||
|
end
|
||||||
|
|
||||||
|
local oldnode = minetest.get_node(place_to)
|
||||||
|
local newnode = {name = def.name, param1 = 0, param2 = param2 or 0}
|
||||||
|
|
||||||
|
-- Calculate direction for wall mounted stuff like torches and signs
|
||||||
|
if def.place_param2 ~= nil then
|
||||||
|
newnode.param2 = def.place_param2
|
||||||
|
elseif (def.paramtype2 == "wallmounted" or
|
||||||
|
def.paramtype2 == "colorwallmounted") and not param2 then
|
||||||
|
local dir = vector.subtract(under, above)
|
||||||
|
newnode.param2 = minetest.dir_to_wallmounted(dir)
|
||||||
|
-- Calculate the direction for furnaces and chests and stuff
|
||||||
|
elseif (def.paramtype2 == "facedir" or
|
||||||
|
def.paramtype2 == "colorfacedir" or
|
||||||
|
def.paramtype2 == "4dir" or
|
||||||
|
def.paramtype2 == "color4dir") and not param2 then
|
||||||
|
local placer_pos = placer and placer:get_pos()
|
||||||
|
if placer_pos then
|
||||||
|
local dir = vector.subtract(above, placer_pos)
|
||||||
|
newnode.param2 = minetest.dir_to_facedir(dir)
|
||||||
|
log("info", "facedir: " .. newnode.param2)
|
||||||
|
end
|
||||||
|
end
|
||||||
|
|
||||||
|
local metatable = itemstack:get_meta():to_table().fields
|
||||||
|
|
||||||
|
-- Transfer color information
|
||||||
|
if metatable.palette_index and not def.place_param2 then
|
||||||
|
local color_divisor = nil
|
||||||
|
if def.paramtype2 == "color" then
|
||||||
|
color_divisor = 1
|
||||||
|
elseif def.paramtype2 == "colorwallmounted" then
|
||||||
|
color_divisor = 8
|
||||||
|
elseif def.paramtype2 == "colorfacedir" then
|
||||||
|
color_divisor = 32
|
||||||
|
elseif def.paramtype2 == "color4dir" then
|
||||||
|
color_divisor = 4
|
||||||
|
elseif def.paramtype2 == "colordegrotate" then
|
||||||
|
color_divisor = 32
|
||||||
|
end
|
||||||
|
if color_divisor then
|
||||||
|
local color = math.floor(metatable.palette_index / color_divisor)
|
||||||
|
local other = newnode.param2 % color_divisor
|
||||||
|
newnode.param2 = color * color_divisor + other
|
||||||
|
end
|
||||||
|
end
|
||||||
|
|
||||||
|
-- Check if the node is attached and if it can be placed there
|
||||||
|
local an = minetest.get_item_group(def.name, "attached_node")
|
||||||
|
if an ~= 0 and
|
||||||
|
not check_attached_node(place_to, newnode, an) then
|
||||||
|
log("action", "attached node " .. def.name ..
|
||||||
|
" cannot be placed at " .. minetest.pos_to_string(place_to))
|
||||||
|
return itemstack
|
||||||
|
end
|
||||||
|
|
||||||
|
log("action", playername .. " places node "
|
||||||
|
.. def.name .. " at " .. minetest.pos_to_string(place_to))
|
||||||
|
|
||||||
|
-- Add node and update
|
||||||
|
minetest.add_node(place_to, newnode)
|
||||||
|
|
||||||
|
-- Play sound if it was done by a player
|
||||||
|
if playername ~= "" and def.sounds and def.sounds.place then
|
||||||
|
minetest.sound_play(def.sounds.place, {
|
||||||
|
pos = place_to,
|
||||||
|
exclude_player = playername,
|
||||||
|
}, true)
|
||||||
|
end
|
||||||
|
|
||||||
|
local take_item = true
|
||||||
|
|
||||||
|
-- Run callback
|
||||||
|
if def.after_place_node then
|
||||||
|
-- Deepcopy place_to and pointed_thing because callback can modify it
|
||||||
|
local place_to_copy = vector.copy(place_to)
|
||||||
|
local pointed_thing_copy = copy_pointed_thing(pointed_thing)
|
||||||
|
if def.after_place_node(place_to_copy, placer, itemstack,
|
||||||
|
pointed_thing_copy) then
|
||||||
|
take_item = false
|
||||||
|
end
|
||||||
|
end
|
||||||
|
|
||||||
|
-- Run script hook
|
||||||
|
for _, callback in ipairs(minetest.registered_on_placenodes) do
|
||||||
|
-- Deepcopy pos, node and pointed_thing because callback can modify them
|
||||||
|
local place_to_copy = vector.copy(place_to)
|
||||||
|
local newnode_copy = {name = newnode.name, param1 = newnode.param1, param2 = newnode.param2}
|
||||||
|
local oldnode_copy = {name = oldnode.name, param1 = oldnode.param1, param2 = oldnode.param2}
|
||||||
|
local pointed_thing_copy = copy_pointed_thing(pointed_thing)
|
||||||
|
if callback(place_to_copy, newnode_copy, placer, oldnode_copy, itemstack, pointed_thing_copy) then
|
||||||
|
take_item = false
|
||||||
|
end
|
||||||
|
end
|
||||||
|
|
||||||
|
if take_item then
|
||||||
|
itemstack:take_item()
|
||||||
|
end
|
||||||
|
return itemstack
|
||||||
|
end
|
||||||
|
end
|
||||||
|
|
||||||
|
local palette_indexes = {grass_palette_index = 0, foliage_palette_index = 0, water_palette_index = 0}
|
||||||
|
function mcl_util.get_palette_indexes_from_pos(pos)
|
||||||
|
local biome_data = minetest.get_biome_data(pos)
|
||||||
|
local biome = biome_data.biome
|
||||||
|
local biome_name = minetest.get_biome_name(biome)
|
||||||
|
local reg_biome = minetest.registered_biomes[biome_name]
|
||||||
|
if reg_biome and reg_biome._mcl_grass_palette_index and reg_biome._mcl_foliage_palette_index and reg_biome._mcl_water_palette_index then
|
||||||
|
local gpi = reg_biome._mcl_grass_palette_index
|
||||||
|
local fpi = reg_biome._mcl_foliage_palette_index
|
||||||
|
local wpi = reg_biome._mcl_water_palette_index
|
||||||
|
local palette_indexes = {grass_palette_index = gpi, foliage_palette_index = fpi, water_palette_index = wpi}
|
||||||
|
return palette_indexes
|
||||||
|
else
|
||||||
|
return palette_indexes
|
||||||
|
end
|
||||||
|
end
|
||||||
|
|
||||||
|
function mcl_util.get_colorwallmounted_rotation(pos)
|
||||||
|
local colorwallmounted_node = minetest.get_node(pos)
|
||||||
|
for i = 0, 32, 1 do
|
||||||
|
local colorwallmounted_rotation = colorwallmounted_node.param2 - (i * 8)
|
||||||
|
if colorwallmounted_rotation < 6 then
|
||||||
|
return colorwallmounted_rotation
|
||||||
|
end
|
||||||
|
end
|
||||||
|
end
|
||||||
|
|
||||||
|
|
||||||
Loading…
Reference in a new issue