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Added kelp API and additional refactorings.

WIP: register nodetimers for kelp
This commit is contained in:
iliekprogrammar 2021-03-28 14:11:08 +08:00
parent ca635b69be
commit e76a0ba6e8
1 changed files with 318 additions and 181 deletions

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@ -1,94 +1,163 @@
local S = minetest.get_translator("mcl_ocean")
local mod_doc = minetest.get_modpath("doc") ~= nil
-- NOTE: whenever it becomes possible to fully implement kelp without the -- NOTE: whenever it becomes possible to fully implement kelp without the
-- plantlike_rooted limitation, please adapt the code accordingly. -- plantlike_rooted limitation, please adapt the code accordingly.
-- TODO: In MC, you can't actually destroy kelp by bucket'ing water in the middle. -- TODO: In MC, you can't actually destroy kelp by bucket'ing water in the middle.
-- However, because of the plantlike_rooted hack, we'll just allow it for now. -- However, because of the plantlike_rooted hack, we'll just allow it for now.
-- List of supported surfaces for seagrass and kelp. local S = minetest.get_translator("mcl_ocean")
local surfaces = { local mod_doc = minetest.get_modpath("doc") ~= nil
{ "dirt", "mcl_core:dirt" },
{ "sand", "mcl_core:sand", 1 }, --------------------------------------------------------------------------------
{ "redsand", "mcl_core:redsand", 1 }, -- local-ify runtime functions
{ "gravel", "mcl_core:gravel", 1 }, --------------------------------------------------------------------------------
} -- objects
local registered_items = minetest.registered_items
local registered_nodes = minetest.registered_nodes
-- functions
local mt_get_item_group = minetest.get_item_group
local mt_get_node = minetest.get_node
local mt_set_node = minetest.set_node
local mt_add_item = minetest.add_item
local mt_sound_play = minetest.sound_play
local mt_is_creative_enabled = minetest.is_creative_enabled
local mt_is_protected = minetest.is_protected
local mt_hash_node_position = minetest.hash_node_position
local mt_get_node_timer = minetest.get_node_timer
-- DEBUG: functions
local chatlog = minetest.chat_send_all
--------------------------------------------------------------------------------
-- Kelp API
--------------------------------------------------------------------------------
kelp = {}
-- Is this water? -- Is this water?
-- Returns the liquidtype, if indeed water.
local function is_submerged(node, nodedef) local function is_submerged(node, nodedef)
if minetest.get_item_group(node.name, "water") ~= 0 then if mt_get_item_group(node.name, "water") ~= 0 then
return nodedef.liquidtype -- Expected only "source" and "flowing" from water liquids return nodedef.liquidtype -- Expected only "source" and "flowing" from water liquids
end end
return false return false
end end
kelp.is_submerged = is_submerged
-- Is the water downward flowing? -- Is the water downward flowing?
-- (kelp can grow/be placed inside downward flowing water) -- (kelp can grow/be placed inside downward flowing water)
local function is_downward_flowing(pos, node, nodedef, is_above) local function is_downward_flowing(pos, node, nodedef, is_above)
local result = (math.floor(node.param2 / 8) % 2) == 1
result = (math.floor(node.param2 / 8) % 2) == 1
if not (result or is_above) then if not (result or is_above) then
-- If not, also check node above -- If not, also check node above.
-- (this is needed due a weird quirk in the definition of "downwards flowing" -- (this is needed due a weird quirk in the definition of "downwards flowing"
-- liquids in Minetest) -- liquids in Minetest)
local node_above = minetest.get_node({x=pos.x,y=pos.y+1,z=pos.z}) local node_above = mt_get_node({x=pos.x,y=pos.y+1,z=pos.z})
local nodedef_above = minetest.registered_nodes[node_above.name] local nodedef_above = registered_nodes[node_above.name]
result = is_submerged(node_above, nodedef_above) result = is_submerged(node_above, nodedef_above)
or is_downward_flowing(pos, node_above, nodedef_above, true) or is_downward_flowing(pos, node_above, nodedef_above, true)
end end
return result return result
end end
kelp.is_downward_flowing = is_downward_flowing
-- Converts param2 to kelp height. -- Converts param2 to kelp height.
local function get_kelp_height(param2) local function get_height(param2)
return math.floor(param2 / 16) return math.floor(param2 / 16)
end end
kelp.get_height = get_height
-- Obtain pos and node of the top of kelp. -- Obtain pos and node of the top of kelp.
local function get_kelp_top(pos, node) local function get_tip(pos, node)
local size = math.ceil(node.param2 / 16) local size = math.ceil(node.param2 / 16)
local pos_top = table.copy(pos) local pos_top = table.copy(pos)
pos_top.y = pos_top.y + size pos_top.y = pos_top.y + size
return pos_top, minetest.get_node(pos_top) return pos_top, mt_get_node(pos_top)
end end
kelp.get_tip = get_tip
-- Obtain position of the first kelp unsubmerged. -- Obtain position of the first kelp unsubmerged.
local function get_kelp_unsubmerged(pos, node) local function find_unsubmerged(pos, node)
local x,y,z = pos.x, pos.y, pos.z local x,y,z = pos.x, pos.y, pos.z
local height = get_kelp_height(node.param2) local height = get_height(node.param2)
for i=1,height do for i=1,height do
local walk_pos = {x=x, y=y + i, z=z} local walk_pos = {x=x, y=y + i, z=z}
if minetest.get_item_group(minetest.get_node(walk_pos).name, "water") == 0 then if mt_get_item_group(mt_get_node(walk_pos).name, "water") == 0 then
return walk_pos return walk_pos
end end
end end
return nil return nil
end end
kelp.find_unsubmerged = find_unsubmerged
-- Obtain next param2 if grown
local function grow_param2_step(param2)
-- TODO: allow kelp to grow bypass this limit according to MC rules.
-- https://minecraft.gamepedia.com/Kelp
-- Obtain next param2.
local function next_param2(param2)
local old_param2 = param2 local old_param2 = param2
param2 = param2+16 - param2 % 16 param2 = param2+16 - param2 % 16
if param2 > 240 then
param2 = 240
end
return param2, param2 ~= old_param2 return param2, param2 ~= old_param2
end end
kelp.next_param2 = next_param2
local function kelp_place(pos, node, pos_top, def_top, is_downward_flowing)
-- Liquid source: Grow normally
minetest.set_node(pos, node)
-- Flowing liquid: Grow 1 step, but also turn the top node into a liquid source -- Grow next kelp.
local function next_grow(pos, node, pos_top, def_top, is_downward_flowing)
-- Liquid source: Grow normally.
mt_set_node(pos, node)
-- Flowing liquid: Grow 1 step, but also turn the top node into a liquid source.
if is_downward_flowing then if is_downward_flowing then
local alt_liq = def_top.liquid_alternative_source local alt_liq = def_top.liquid_alternative_source
if alt_liq then if alt_liq then
minetest.set_node(pos_top, {name=alt_liq}) mt_set_node(pos_top, {name=alt_liq})
end end
end end
end end
kelp.next_grow = next_grow
-- Drops the items for detached kelps.
local function detach_drop(pos, height)
local x,y,z = pos.x,pos.y,pos.z
for i=1,height do
mt_add_item({x=x, y=y+i, z=z}, "mcl_ocean:kelp")
end
end
kelp.detach_drop = detach_drop
-- Detach the kelp at dig_pos, and drop their items.
-- Synonyous to digging the kelp
local function detach_dig(dig_pos, pos, node, is_drop)
local param2 = node.param2
-- pos.y points to the surface, offset needed to point to the first kelp.
local new_height = dig_pos.y - (pos.y+1)
-- Digs the entire kelp: invoke after_dig_node to mt_set_node.
if new_height <= 0 then
if is_drop then
detach_drop(dig_pos, get_height(param2))
end
mt_set_node(pos, {
name=registered_nodes[node.name].node_dig_prediction,
param=node.param, param2=0 })
-- Digs the kelp beginning at a height
else
if is_drop then
detach_drop(dig_pos, get_height(param2) - new_height)
end
mt_set_node(pos, {name=node.name, param=node.param, param2=16*new_height})
end
end
kelp.detach_dig = detach_dig
--------------------------------------------------------------------------------
-- Kelp callback functions
--------------------------------------------------------------------------------
local function kelp_on_place(itemstack, placer, pointed_thing) local function kelp_on_place(itemstack, placer, pointed_thing)
if pointed_thing.type ~= "node" or not placer then if pointed_thing.type ~= "node" or not placer then
@ -98,17 +167,17 @@ local function kelp_on_place(itemstack, placer, pointed_thing)
local player_name = placer:get_player_name() local player_name = placer:get_player_name()
local pos_under = pointed_thing.under local pos_under = pointed_thing.under
local pos_above = pointed_thing.above local pos_above = pointed_thing.above
local node_under = minetest.get_node(pos_under) local node_under = mt_get_node(pos_under)
local nu_name = node_under.name local nu_name = node_under.name
local def_under = minetest.registered_nodes[nu_name] local def_under = registered_nodes[nu_name]
if def_under and def_under.on_rightclick and not placer:get_player_control().sneak then if def_under and def_under.on_rightclick and not placer:get_player_control().sneak then
return def_under.on_rightclick(pos_under, node_under, return def_under.on_rightclick(pos_under, node_under,
placer, itemstack, pointed_thing) or itemstack placer, itemstack, pointed_thing) or itemstack
end end
if minetest.is_protected(pos_under, player_name) or if mt_is_protected(pos_under, player_name) or
minetest.is_protected(pos_above, player_name) then mt_is_protected(pos_above, player_name) then
minetest.log("action", player_name minetest.log("action", player_name
.. " tried to place " .. itemstack:get_name() .. " tried to place " .. itemstack:get_name()
.. " at protected position " .. " at protected position "
@ -122,23 +191,24 @@ local function kelp_on_place(itemstack, placer, pointed_thing)
local pos_top, node_top, def_top local pos_top, node_top, def_top
-- When placed on kelp. -- When placed on kelp.
if minetest.get_item_group(nu_name, "kelp") == 1 then if mt_get_item_group(nu_name, "kelp") == 1 then
node_under.param2, new_kelp = grow_param2_step(node_under.param2) node_under.param2, new_kelp = next_param2(node_under.param2)
-- Kelp must not reach the height limit. -- Kelp must not reach the height limit.
-- Kelp must also be placed on top of kelp to add kelp. -- Kelp must also be placed on top of kelp to add kelp.
if not new_kelp or pos_under.y >= pos_above.y then if not new_kelp or pos_under.y >= pos_above.y then
return itemstack return itemstack
end end
pos_top, node_top = get_kelp_top(pos_under, node_under) pos_top, node_top = get_tip(pos_under, node_under)
def_top = minetest.registered_nodes[node_top.name] def_top = registered_nodes[node_top.name]
-- When placed on surface. -- When placed on surface.
else else
local surfaces = kelp.surfaces or surfaces
for _,surface in pairs(surfaces) do for _,surface in pairs(surfaces) do
-- Surface must support kelp -- Surface must support kelp
if nu_name == surface[2] then if nu_name == surface.nodename then
node_under.name = "mcl_ocean:kelp_" ..surface[1] node_under.name = "mcl_ocean:kelp_" ..surface.name
node_under.param2 = minetest.registered_items[nu_name].place_param2 or 16 node_under.param2 = registered_items[nu_name].place_param2 or 16
new_kelp = true new_kelp = true
break break
end end
@ -150,8 +220,8 @@ local function kelp_on_place(itemstack, placer, pointed_thing)
end end
pos_top = pos_above pos_top = pos_above
node_top = minetest.get_node(pos_above) node_top = mt_get_node(pos_above)
def_top = minetest.registered_nodes[node_top.name] def_top = registered_nodes[node_top.name]
end end
-- New kelp must also be submerged in water. -- New kelp must also be submerged in water.
@ -161,49 +231,194 @@ local function kelp_on_place(itemstack, placer, pointed_thing)
end end
-- Play sound, place surface/kelp and take away an item -- Play sound, place surface/kelp and take away an item
local def_node = minetest.registered_items[nu_name] local def_node = registered_items[nu_name]
if def_node.sounds then if def_node.sounds then
minetest.sound_play(def_node.sounds.place, { gain = 0.5, pos = pos_under }, true) mt_sound_play(def_node.sounds.place, { gain = 0.5, pos = pos_under }, true)
end end
kelp_place(pos_under, node_under, pos_top, def_top, downward_flowing) next_grow(pos_under, node_under, pos_top, def_top, downward_flowing)
if not minetest.is_creative_enabled(player_name) then if not mt_is_creative_enabled(player_name) then
itemstack:take_item() itemstack:take_item()
end end
return itemstack return itemstack
end end
kelp.kelp_on_place = kelp_on_place
-- From kelp at pos, drop kelp until reaching its height.
local function kelp_drop(pos, height) local function surface_on_dig(pos, node, digger)
local x,y,z = pos.x,pos.y,pos.z -- TODO: poll on whether if players like dropping kelp in creative
for i=1,height do -- detach_dig(pos, pos, node,
minetest.add_item({x=x, y=y+i, z=z}, "mcl_ocean:kelp") -- not (digger and mt_is_creative_enabled(digger:get_player_name())))
detach_dig(pos, pos, node, true)
end end
kelp.surface_on_dig = surface_on_dig
local function surface_after_dig_node(pos, node)
return mt_set_node(pos, {name=registred_nodes[node.name].node_dig_prediction})
end
kelp.surface_after_dig_node = surface_after_dig_node
local function grow_kelp(pos, node)
local grow
-- Grow kelp by 1 node length if it would grow inside water
node.param2, grow = next_param2(node.param2)
local pos_top, node_top = get_tip(pos, node)
local def_top = registered_nodes[node_top.name]
if grow and is_submerged(node_top, def_top) then
next_grow(pos, node, pos_top, def_top,
is_downward_flowing(pos_top, node_top, def_top))
end
end
kelp.grow_kelp = grow_kelp
local kelp_timers_idx = {}
local kelp_timers = {}
local function surface_register_nodetimer(pos, node)
local pos_hash = mt_hash_node_position(pos)
if kelp_timers_idx[pos_hash] then
return
end
local timer = mt_get_node_timer(pos)
table.insert(kelp_timers, timer)
kelp_timers_idx[pos_hash] = #kelp_timers
chatlog("added a timer. Currently " ..tostring(#kelp_timers) .." timers")
end
kelp.surface_register_nodetiemr = surface_register_nodetimer
--------------------------------------------------------------------------------
-- Kelp registration API
--------------------------------------------------------------------------------
-- List of supported surfaces for seagrass and kelp.
local surfaces = {
{ name="dirt", nodename="mcl_core:dirt", },
{ name="sand", nodename="mcl_core:sand", },
{ name="redsand", nodename="mcl_core:redsand", },
{ name="gravel", nodename="mcl_core:gravel", },
}
kelp.surfaces = surfaces
local registered_surfaces = {}
kelp.registered_surfaces = registered_surfaces
-- Commented keys are the ones obtained using register_kelp_surface.
-- If you define your own keys, that keys will be used instead.
local surface_deftemplate = {
drawtype = "plantlike_rooted",
paramtype = "light",
paramtype2 = "leveled",
place_param2 = 16,
--tiles = def.tiles,
special_tiles = {
{
image = "mcl_ocean_kelp_plant.png",
animation = {type="vertical_frames", aspect_w=16, aspect_h=16, length=2.0},
tileable_vertical = true,
}
},
--inventory_image = "("..def.tiles[1]..")^mcl_ocean_kelp_item.png",
wield_image = "mcl_ocean_kelp_item.png",
selection_box = {
type = "fixed",
fixed = {
{ -0.5, -0.5, -0.5, 0.5, 0.5, 0.5 },
{ -0.5, 0.5, -0.5, 0.5, 1.5, 0.5 },
},
},
-- groups.falling_node = is_falling,
groups = { dig_immediate = 3, deco_block = 1, plant = 1, kelp = 1, },
--sounds = sounds,
--node_dig_prediction = nodename,
after_dig_node = surface_after_dig_node,
on_dig = surface_on_dig,
drop = "", -- drops are handled in on_dig
--_mcl_falling_node_alternative = is_falling and nodename or nil,
_mcl_hardness = 0,
_mcl_blast_resistance = 0,
}
kelp.surface_deftemplate = surface_deftemplate
-- Commented keys are the ones obtained using register_kelp_surface.
local surface_docs = {
-- entry_id_orig = nodename,
_doc_items_entry_name = S("Kelp"),
_doc_items_longdesc = S("Kelp grows inside water on top of dirt, sand or gravel."),
--_doc_items_create_entry = doc_create,
_doc_items_image = "mcl_ocean_kelp_item.png",
}
kelp.surface_docs = surface_docs
--[==[--
register_kelp_surface(surface[, surface_deftemplate[, surface_docs]])
surface: table with the specifications below. See also kelp.surface.
{
name="dirt",
The name of the surface. This will appended to the surface's nodedef name
nodename="mcl_core:dirt"
The nodename of the surface kelp can be planted on.
}
surface_deftemplate: modifiable nodedef template. See also kelp.surface_deftempate.
DO NOT RE-USE THE SAME DEFTEMPLATE. create copies.
surface_docs: table with keys related to docs. See also kelp.surface_docs.
--]==]--
local leaf_sounds = mcl_sounds.node_sound_leaves_defaults()
local function register_kelp_surface(surface, surface_deftemplate, surface_docs)
local name = surface.name
local nodename = surface.nodename
local def = registered_nodes[nodename]
local def_tiles = def.tiles
local surfacename = "mcl_ocean:kelp_"..name
local surface_deftemplate = surface_deftemplate or kelp.surface_deftemplate -- optional param
local doc_create = surface.doc_create or false
local surface_docs = surface_docs or kelp.surface_docs
if doc_create then
surface_deftemplate._doc_items_entry_name = surface_docs._doc_items_entry_name
surface_deftemplate._doc_items_longdesc = surface_docs._doc_items_longdesc
surface_deftemplate._doc_items_create_entry = true
surface_deftemplate._doc_items_image = surface_docs._doc_items_image
-- Takes the first surface with docs
if not surface_docs.entry_id_orig then
surface_docs.entry_id_orig = nodename
end
elseif mod_doc then
doc.add_entry_alias("nodes", surface_docs.entry_id_orig, "nodes", surfacename)
end end
local function kelp_dig(dig_pos, pos, node, is_drop) local sounds = table.copy(def.sounds)
local param2 = node.param2 sounds.dig = leaf_sounds.dig
-- pos.y points to the surface, offset needed to point to the first kelp sounds.dug = leaf_sounds.dug
local new_height = dig_pos.y - (pos.y+1) sounds.place = leaf_sounds.place
-- Digs the entire kelp: invoke after_dig_node to set_node surface_deftemplate.tiles = surface_deftemplate.tiles or def_tiles
if new_height <= 0 then surface_deftemplate.inventory_image = surface_deftemplate.inventory_image or "("..def_tiles[1]..")^mcl_ocean_kelp_item.png"
if is_drop then surface_deftemplate.sounds = surface_deftemplate.sound or sounds
kelp_drop(dig_pos, get_kelp_height(param2)) local falling_node = mt_get_item_group(nodename, "falling_node")
end surface_deftemplate.node_dig_prediction = surface_deftemplate.node_dig_prediction or nodename
minetest.set_node(pos, { surface_deftemplate.groups.faling_node = surface_deftemplate.groups.faling_node or falling_node
name=minetest.registered_nodes[node.name].node_dig_prediction, surface_deftemplate._mcl_falling_node_alternative = surface_deftemplate._mcl_falling_node_alternative or (falling_node and nodename or nil)
param=node.param, param2=0 })
-- Digs the kelp beginning at a height minetest.register_node(surfacename, surface_deftemplate)
else
if is_drop then
kelp_drop(dig_pos, get_kelp_height(param2) - new_height)
end
minetest.set_node(pos, {name=node.name, param=node.param, param2=16*new_height})
end end
-- Kelp surfaces nodes ---------------------------------------------------------
-- Dirt must be registered first, for the docs
register_kelp_surface(surfaces[1], table.copy(surface_deftemplate), surface_docs)
for i=2, #surfaces do
register_kelp_surface(surfaces[i], table.copy(surface_deftemplate), surface_docs)
end end
-- Kelp item -------------------------------------------------------------------
minetest.register_craftitem("mcl_ocean:kelp", { minetest.register_craftitem("mcl_ocean:kelp", {
description = S("Kelp"), description = S("Kelp"),
_tt_help = S("Grows in water on dirt, sand, gravel"), _tt_help = S("Grows in water on dirt, sand, gravel"),
@ -214,86 +429,11 @@ minetest.register_craftitem("mcl_ocean:kelp", {
groups = { deco_block = 1 }, groups = { deco_block = 1 },
}) })
-- Kelp nodes: kelp on a surface node
for s=1, #surfaces do
local def = minetest.registered_nodes[surfaces[s][2]]
local alt
if surfaces[s][3] == 1 then
alt = surfaces[s][2]
end
local sounds = table.copy(def.sounds)
local leaf_sounds = mcl_sounds.node_sound_leaves_defaults()
sounds.dig = leaf_sounds.dig
sounds.dug = leaf_sounds.dug
sounds.place = leaf_sounds.place
local tt_help, doc_longdesc, doc_img, desc
if surfaces[s][1] == "dirt" then
doc_longdesc = S("Kelp grows inside water on top of dirt, sand or gravel.")
desc = S("Kelp")
doc_create = true
doc_img = "mcl_ocean_kelp_item.png"
else
doc_create = false
end
minetest.register_node("mcl_ocean:kelp_"..surfaces[s][1], {
_doc_items_entry_name = desc,
_doc_items_longdesc = doc_longdesc,
_doc_items_create_entry = doc_create,
_doc_items_image = doc_img,
drawtype = "plantlike_rooted",
paramtype = "light",
paramtype2 = "leveled",
place_param2 = 16,
tiles = def.tiles,
special_tiles = {
{
image = "mcl_ocean_kelp_plant.png",
animation = {type="vertical_frames", aspect_w=16, aspect_h=16, length=2.0},
tileable_vertical = true,
}
},
inventory_image = "("..def.tiles[1]..")^mcl_ocean_kelp_item.png",
wield_image = "mcl_ocean_kelp_item.png",
selection_box = {
type = "fixed",
fixed = {
{ -0.5, -0.5, -0.5, 0.5, 0.5, 0.5 },
{ -0.5, 0.5, -0.5, 0.5, 1.5, 0.5 },
},
},
groups = { dig_immediate = 3, deco_block = 1, plant = 1, kelp = 1, falling_node = surfaces[s][3] },
sounds = sounds,
node_dig_prediction = surfaces[s][2],
after_dig_node = function(pos)
minetest.set_node(pos, {name=surface[s][2]})
end,
-- TODO: add ability to detect whether the kelp or the surface is dug.
-- Currently, digging the surface gives sand, which isn't ideal.
on_dig = function(pos, node, digger)
minetest.chat_send_all("mo2")
local is_drop = true
if digger and minetest.is_creative_enabled(digger:get_player_name()) then
is_drop = false
end
kelp_dig(pos, pos, node, is_drop)
end,
drop = "", -- drops are handled in on_dig
_mcl_falling_node_alternative = alt,
_mcl_hardness = 0,
_mcl_blast_resistance = 0,
})
if mod_doc and surfaces[s][1] ~= "dirt" then
doc.add_entry_alias("nodes", "mcl_ocean:kelp_dirt", "nodes", "mcl_ocean:kelp_"..surfaces[s][1])
end
end
if mod_doc then if mod_doc then
doc.add_entry_alias("nodes", "mcl_ocean:kelp_dirt", "craftitems", "mcl_ocean:kelp") doc.add_entry_alias("nodes", surface_docs.entry_id_orig, "craftitems", "mcl_ocean:kelp")
end end
-- Dried kelp stuff -- Dried kelp ------------------------------------------------------------------
-- TODO: This is supposed to be eaten very fast -- TODO: This is supposed to be eaten very fast
minetest.register_craftitem("mcl_ocean:dried_kelp", { minetest.register_craftitem("mcl_ocean:dried_kelp", {
@ -308,13 +448,13 @@ minetest.register_craftitem("mcl_ocean:dried_kelp", {
_mcl_saturation = 0.6, _mcl_saturation = 0.6,
}) })
local mod_screwdriver = minetest.get_modpath("screwdriver") ~= nil local mod_screwdriver = minetest.get_modpath("screwdriver") ~= nil
local on_rotate local on_rotate
if mod_screwdriver then if mod_screwdriver then
on_rotate = screwdriver.rotate_3way on_rotate = screwdriver.rotate_3way
end end
minetest.register_node("mcl_ocean:dried_kelp_block", { minetest.register_node("mcl_ocean:dried_kelp_block", {
description = S("Dried Kelp Block"), description = S("Dried Kelp Block"),
_doc_items_longdesc = S("A decorative block that serves as a great furnace fuel."), _doc_items_longdesc = S("A decorative block that serves as a great furnace fuel."),
@ -354,39 +494,36 @@ minetest.register_craft({
burntime = 200, burntime = 200,
}) })
-- Grow kelp -- ABMs ------------------------------------------------------------------------
minetest.register_abm({ minetest.register_abm({
label = "Kelp growth", label = "mcl_ocean:Kelp growth",
nodenames = { "group:kelp" }, nodenames = { "group:kelp" },
-- interval = 45, interval = 45,
-- chance = 12, chance = 12,
interval = 1,
chance = 1,
catch_up = false, catch_up = false,
action = function(pos, node, active_object_count, active_object_count_wider) action = grow_kelp,
local grow
-- Grow kelp by 1 node length if it would grow inside water
node.param2, grow = grow_param2_step(node.param2)
local pos_top, node_top = get_kelp_top(pos, node)
local def_top = minetest.registered_nodes[node_top.name]
if grow and is_submerged(node_top, def_top) then
kelp_place(pos, node, pos_top, def_top,
is_downward_flowing(pos_top, node_top, def_top))
end
end,
}) })
-- Break kelp not underwater. minetest.register_lbm({
minetest.register_abm({ label = "Kelp timer registration",
label = "Kelp drops", name = "mcl_ocean:kelp_timer_registration",
nodenames = { "group:kelp" }, nodenames = { "group:kelp" },
interval = 0.25, run_at_every_load = true,
chance = 1, action = surface_register_nodetimer,
catch_up = false,
action = function(pos, node)
local dig_pos = get_kelp_unsubmerged(pos, node)
if dig_pos then
kelp_dig(dig_pos, pos, node, true)
end
end
}) })
-- TODO: test if nodetimers are more efficient than ABM
-- -- Break kelp not underwater.
-- minetest.register_abm({
-- label = "Kelp drops",
-- nodenames = { "group:kelp" },
-- interval = 0.5,
-- chance = 1,
-- catch_up = false,
-- action = function(pos, node)
-- local dig_pos = find_unsubmerged(pos, node)
-- if dig_pos then
-- detach_dig(dig_pos, pos, node, true)
-- end
-- end
-- })