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Make light blocks `buildable_to`

This commit is contained in:
AFCMS 2023-01-06 23:27:15 +01:00 committed by Gitea
parent 726358da4b
commit fb8262bf57
2 changed files with 305 additions and 62 deletions

View File

@ -2,8 +2,8 @@ mcl_util = {}
-- Updates all values in t using values from to*. -- Updates all values in t using values from to*.
function table.update(t, ...) function table.update(t, ...)
for _, to in ipairs{...} do for _, to in ipairs {...} do
for k,v in pairs(to) do for k, v in pairs(to) do
t[k] = v t[k] = v
end end
end end
@ -12,8 +12,8 @@ end
-- Updates nil values in t using values from to*. -- Updates nil values in t using values from to*.
function table.update_nil(t, ...) function table.update_nil(t, ...)
for _, to in ipairs{...} do for _, to in ipairs {...} do
for k,v in pairs(to) do for k, v in pairs(to) do
if t[k] == nil then if t[k] == nil then
t[k] = v t[k] = v
end end
@ -22,9 +22,9 @@ function table.update_nil(t, ...)
return t return t
end end
local LOGGING_ON = minetest.settings:get_bool("mcl_logging_default",false) local LOGGING_ON = minetest.settings:get_bool("mcl_logging_default", false)
local LOG_MODULE = "[MCL2]" local LOG_MODULE = "[MCL2]"
function mcl_util.mcl_log (message, module, bypass_default_logger) function mcl_util.mcl_log(message, module, bypass_default_logger)
local selected_module = LOG_MODULE local selected_module = LOG_MODULE
if module then if module then
selected_module = module selected_module = module
@ -34,7 +34,6 @@ function mcl_util.mcl_log (message, module, bypass_default_logger)
end end
end end
function mcl_util.file_exists(name) function mcl_util.file_exists(name)
if type(name) ~= "string" then return end if type(name) ~= "string" then return end
local f = io.open(name) local f = io.open(name)
@ -151,23 +150,23 @@ end
function mcl_util.get_double_container_neighbor_pos(pos, param2, side) function mcl_util.get_double_container_neighbor_pos(pos, param2, side)
if side == "right" then if side == "right" then
if param2 == 0 then if param2 == 0 then
return {x=pos.x-1, y=pos.y, z=pos.z} return {x = pos.x - 1, y = pos.y, z = pos.z}
elseif param2 == 1 then elseif param2 == 1 then
return {x=pos.x, y=pos.y, z=pos.z+1} return {x = pos.x, y = pos.y, z = pos.z + 1}
elseif param2 == 2 then elseif param2 == 2 then
return {x=pos.x+1, y=pos.y, z=pos.z} return {x = pos.x + 1, y = pos.y, z = pos.z}
elseif param2 == 3 then elseif param2 == 3 then
return {x=pos.x, y=pos.y, z=pos.z-1} return {x = pos.x, y = pos.y, z = pos.z - 1}
end end
else else
if param2 == 0 then if param2 == 0 then
return {x=pos.x+1, y=pos.y, z=pos.z} return {x = pos.x + 1, y = pos.y, z = pos.z}
elseif param2 == 1 then elseif param2 == 1 then
return {x=pos.x, y=pos.y, z=pos.z-1} return {x = pos.x, y = pos.y, z = pos.z - 1}
elseif param2 == 2 then elseif param2 == 2 then
return {x=pos.x-1, y=pos.y, z=pos.z} return {x = pos.x - 1, y = pos.y, z = pos.z}
elseif param2 == 3 then elseif param2 == 3 then
return {x=pos.x, y=pos.y, z=pos.z+1} return {x = pos.x, y = pos.y, z = pos.z + 1}
end end
end end
end end
@ -185,7 +184,7 @@ end
function mcl_util.get_eligible_transfer_item_slot(src_inventory, src_list, dst_inventory, dst_list, condition) function mcl_util.get_eligible_transfer_item_slot(src_inventory, src_list, dst_inventory, dst_list, condition)
local size = src_inventory:get_size(src_list) local size = src_inventory:get_size(src_list)
local stack local stack
for i=1, size do for i = 1, size do
stack = src_inventory:get_stack(src_list, i) stack = src_inventory:get_stack(src_list, i)
if not stack:is_empty() and (condition == nil or condition(stack, src_inventory, src_list, dst_inventory, dst_list)) then if not stack:is_empty() and (condition == nil or condition(stack, src_inventory, src_list, dst_inventory, dst_list)) then
return i return i
@ -409,7 +408,7 @@ end
-- Returns true if item (itemstring or ItemStack) can be used as a furnace fuel. -- Returns true if item (itemstring or ItemStack) can be used as a furnace fuel.
-- Returns false otherwise -- Returns false otherwise
function mcl_util.is_fuel(item) function mcl_util.is_fuel(item)
return minetest.get_craft_result({method="fuel", width=1, items={item}}).time ~= 0 return minetest.get_craft_result({method = "fuel", width = 1, items = {item}}).time ~= 0
end end
-- Returns a on_place function for plants -- Returns a on_place function for plants
@ -456,7 +455,7 @@ function mcl_util.generate_on_place_plant_function(condition)
if success then if success then
if idef.sounds and idef.sounds.place then if idef.sounds and idef.sounds.place then
minetest.sound_play(idef.sounds.place, {pos=pointed_thing.above, gain=1}, true) minetest.sound_play(idef.sounds.place, {pos = pointed_thing.above, gain = 1}, true)
end end
end end
itemstack = new_itemstack itemstack = new_itemstack
@ -643,78 +642,80 @@ end
local function roundN(n, d) local function roundN(n, d)
if type(n) ~= "number" then return n end if type(n) ~= "number" then return n end
local m = 10^d local m = 10 ^ d
return math.floor(n * m + 0.5) / m return math.floor(n * m + 0.5) / m
end end
local function close_enough(a,b) local function close_enough(a, b)
local rt=true local rt = true
if type(a) == "table" and type(b) == "table" then if type(a) == "table" and type(b) == "table" then
for k,v in pairs(a) do for k, v in pairs(a) do
if roundN(v,2) ~= roundN(b[k],2) then if roundN(v, 2) ~= roundN(b[k], 2) then
rt=false rt = false
break break
end end
end end
else else
rt = roundN(a,2) == roundN(b,2) rt = roundN(a, 2) == roundN(b, 2)
end end
return rt return rt
end end
local function props_changed(props,oldprops) local function props_changed(props, oldprops)
local changed=false local changed = false
local p={} local p = {}
for k,v in pairs(props) do for k, v in pairs(props) do
if not close_enough(v,oldprops[k]) then if not close_enough(v, oldprops[k]) then
p[k]=v p[k] = v
changed=true changed = true
end end
end end
return changed,p return changed, p
end end
--tests for roundN --tests for roundN
local test_round1=15 local test_round1 = 15
local test_round2=15.00199999999 local test_round2 = 15.00199999999
local test_round3=15.00111111 local test_round3 = 15.00111111
local test_round4=15.00999999 local test_round4 = 15.00999999
assert(roundN(test_round1,2)==roundN(test_round1,2)) assert(roundN(test_round1, 2) == roundN(test_round1, 2))
assert(roundN(test_round1,2)==roundN(test_round2,2)) assert(roundN(test_round1, 2) == roundN(test_round2, 2))
assert(roundN(test_round1,2)==roundN(test_round3,2)) assert(roundN(test_round1, 2) == roundN(test_round3, 2))
assert(roundN(test_round1,2)~=roundN(test_round4,2)) assert(roundN(test_round1, 2) ~= roundN(test_round4, 2))
-- tests for close_enough -- tests for close_enough
local test_cb = {-0.35,0,-0.35,0.35,0.8,0.35} --collisionboxes local test_cb = {-0.35, 0, -0.35, 0.35, 0.8, 0.35} --collisionboxes
local test_cb_close = {-0.351213,0,-0.35,0.35,0.8,0.351212} local test_cb_close = {-0.351213, 0, -0.35, 0.35, 0.8, 0.351212}
local test_cb_diff = {-0.35,0,-1.35,0.35,0.8,0.35} local test_cb_diff = {-0.35, 0, -1.35, 0.35, 0.8, 0.35}
local test_eh = 1.65 --eye height local test_eh = 1.65 --eye height
local test_eh_close = 1.65123123 local test_eh_close = 1.65123123
local test_eh_diff = 1.35 local test_eh_diff = 1.35
local test_nt = { r = 225, b = 225, a = 225, g = 225 } --nametag local test_nt = {r = 225, b = 225, a = 225, g = 225} --nametag
local test_nt_diff = { r = 225, b = 225, a = 0, g = 225 } local test_nt_diff = {r = 225, b = 225, a = 0, g = 225}
assert(close_enough(test_cb,test_cb_close)) assert(close_enough(test_cb, test_cb_close))
assert(not close_enough(test_cb,test_cb_diff)) assert(not close_enough(test_cb, test_cb_diff))
assert(close_enough(test_eh,test_eh_close)) assert(close_enough(test_eh, test_eh_close))
assert(not close_enough(test_eh,test_eh_diff)) assert(not close_enough(test_eh, test_eh_diff))
assert(not close_enough(test_nt,test_nt_diff)) --no floats involved here assert(not close_enough(test_nt, test_nt_diff)) --no floats involved here
--tests for properties_changed --tests for properties_changed
local test_properties_set1={collisionbox = {-0.35,0,-0.35,0.35,0.8,0.35}, eye_height = 0.65, nametag_color = { r = 225, b = 225, a = 225, g = 225 }} local test_properties_set1 = {collisionbox = {-0.35, 0, -0.35, 0.35, 0.8, 0.35}, eye_height = 0.65,
local test_properties_set2={collisionbox = {-0.35,0,-0.35,0.35,0.8,0.35}, eye_height = 1.35, nametag_color = { r = 225, b = 225, a = 225, g = 225 }} nametag_color = {r = 225, b = 225, a = 225, g = 225}}
local test_properties_set2 = {collisionbox = {-0.35, 0, -0.35, 0.35, 0.8, 0.35}, eye_height = 1.35,
nametag_color = {r = 225, b = 225, a = 225, g = 225}}
local test_p1,_=props_changed(test_properties_set1,test_properties_set1) local test_p1, _ = props_changed(test_properties_set1, test_properties_set1)
local test_p2,_=props_changed(test_properties_set1,test_properties_set2) local test_p2, _ = props_changed(test_properties_set1, test_properties_set2)
assert(not test_p1) assert(not test_p1)
assert(test_p2) assert(test_p2)
function mcl_util.set_properties(obj,props) function mcl_util.set_properties(obj, props)
local changed,p=props_changed(props,obj:get_properties()) local changed, p = props_changed(props, obj:get_properties())
if changed then if changed then
obj:set_properties(p) obj:set_properties(p)
end end
@ -729,6 +730,243 @@ function mcl_util.set_bone_position(obj, bone, pos, rot)
end end
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
--[[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

View File

@ -262,6 +262,8 @@ for i = 0, 14 do --minetest.LIGHT_MAX
walkable = false, walkable = false,
light_source = i, light_source = i,
drop = "", drop = "",
buildable_to = true,
node_placement_prediction = "",
inventory_image = "mcl_core_light_" .. i .. ".png", inventory_image = "mcl_core_light_" .. i .. ".png",
wield_image = "mcl_core_light_" .. i .. ".png", wield_image = "mcl_core_light_" .. i .. ".png",
sunlight_propagates = true, sunlight_propagates = true,
@ -272,6 +274,9 @@ for i = 0, 14 do --minetest.LIGHT_MAX
itemstack:set_name("mcl_core:light_" .. ((i == 14) and 0 or i + 1)) itemstack:set_name("mcl_core:light_" .. ((i == 14) and 0 or i + 1))
return itemstack return itemstack
end, end,
on_place = mcl_util.bypass_buildable_to(function(node_name)
return string.match(node_name, "^mcl_core:light_(%d+)$")
end),
after_place_node = function(pos, placer, itemstack, pointed_thing) after_place_node = function(pos, placer, itemstack, pointed_thing)
if placer == nil then if placer == nil then
return return