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Allow placing cactus only on cactus or any sand

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This commit is contained in:
Wuzzy 2017-03-21 21:48:26 +01:00
parent 19e2d5f09e
commit bcc07bb2aa
2 changed files with 30 additions and 2 deletions
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2
mods/ITEMS/mcl_core/functions.lua
View file

@ -147,7 +147,7 @@ minetest.register_abm({
-- Papyrus and cactus drop
--
local timber_nodenames={"mcl_core:reeds", "mcl_core:cactus"}
local timber_nodenames={"mcl_core:reeds"}
minetest.register_on_dignode(function(pos, node)
local i=1

30
mods/ITEMS/mcl_core/nodes.lua
View file

@ -1137,13 +1137,15 @@ minetest.register_node("mcl_core:birchsapling", {
minetest.register_node("mcl_core:cactus", {
description = "Cactus",
_doc_items_longdesc = "This is a piece of cactus commonly found in dry areas, especially deserts. Over time, cacti will grow up to 3 blocks high on sand or red sand. A cactus hurts living beings touching it with a damage of 1 HP every half second. When a cactus block is broken, all cactus blocks connected above it will break as well.",
_doc_items_usagehelp = "A cactus can only be placed on top of another cactus or any sand.",
drawtype = "nodebox",
tiles = {"default_cactus_top.png", "default_cactus_bottom.png", "default_cactus_side.png","default_cactus_side.png","default_cactus_side.png","default_cactus_side.png"},
is_ground_content = true,
stack_max = 64,
groups = {handy=1, deco_block=1},
groups = {handy=1, attached_node=1, deco_block=1},
sounds = mcl_sounds.node_sound_wood_defaults(),
paramtype = "light",
node_placement_prediction = "",
node_box = {
type = "fixed",
fixed = {
@ -1160,6 +1162,32 @@ minetest.register_node("mcl_core:cactus", {
{-7/16, -8/16, -7/16, 7/16, 8/16, 7/16},
},
},
-- Only allow to place cactus on sand or cactus
on_place = function(itemstack, placer, pointed_thing)
if pointed_thing.type ~= "node" then
-- no interaction possible with entities
return itemstack
end
local a = pointed_thing.above
local node_above = minetest.get_node(a)
local node_below = minetest.get_node({x=a.x, y=a.y-1, z=a.z})
local def = minetest.registered_nodes[node_below.name]
local def2 = minetest.registered_nodes[node_above.name]
if (node_below.name == "mcl_core:cactus" or (def.groups and def.groups.sand)) and def2.buildable_to then
local idef = itemstack:get_definition()
local success = minetest.item_place_node(itemstack, placer, pointed_thing)
if success then
if idef.sounds and idef.sounds.place then
minetest.sound_play(idef.sounds.place, {pos=above, gain=1})
end
end
end
return itemstack
end,
_mcl_blast_resistance = 2,
_mcl_hardness = 0.4,
})