jojoa1997/display_blocks
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always check for air before spawning the display block's crystal, and

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always check for that crystal before trying to remove it.

keeps display blocks from being potentially destructive, reduces mapgen
activity to just the moment a block is placed instead of multiple
blocks/second.
This commit is contained in:
Vanessa Ezekowitz 2013-10-04 21:11:26 -04:00
parent e4a20599d8
commit c536e9ca4e
1 changed files with 12 additions and 8 deletions
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20
init.lua
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@ -38,21 +38,25 @@ function disp(base, name, light, rec, rp)
minetest.register_abm({
nodenames = {"display_blocks:"..base.."_base"},
interval = 1.0,
interval = 2.0,
chance = 1.0,
action = function(pos, node, active_object_count, active_object_count_wider)
pos.y = pos.y + 1
minetest.env:add_node(pos, {name="display_blocks:"..base.."_crystal"})
local n = minetest.get_node(pos)
if n and n.name == "air" then
minetest.env:add_node(pos, {name="display_blocks:"..base.."_crystal"})
end
end
})
function remove_crystal(pos, node, active_object_count, active_object_count_wider)
if
node.name == "display_blocks:"..base.."_base"
then
pos.y = pos.y + 1
minetest.env:remove_node(pos, {name="display_blocks:"..base.."_crystal"})
end
if node.name == "display_blocks:"..base.."_base" then
pos.y = pos.y + 1
local n = minetest.get_node(pos)
if n and n.name == "display_blocks:"..base.."_crystal" then
minetest.env:remove_node(pos)
end
end
end
minetest.register_on_dignode(remove_crystal)