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Untrap entites trapped 1 node under surface.

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This commit is contained in:
Auke Kok 2016-05-03 23:35:31 -07:00
parent 42b2f9873d
commit 26a5af4c59
1 changed files with 26 additions and 0 deletions
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26
init.lua
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@ -92,6 +92,21 @@ function vector.sort(v1, v2)
{x = math.max(v1.x, v2.x), y = math.max(v1.y, v2.y), z = math.max(v1.z, v2.z)}
end
function check_trapped_and_escape(self)
local pos = vector.round(self.object:getpos())
local node = minetest.get_node(pos)
if minetest.registered_nodes[node.name].walkable then
-- stuck, can we go up?
local p2 = {x = pos.x, y = pos.y + 1, z = pos.z}
local n2 = minetest.get_node(p2)
if not minetest.registered_nodes[n2.name].walkable then
--print("mob trapped, escaped upward!")
self.object:setpos({x = pos.x, y = p2.y + 0.5, z = pos.z})
else
print("mob trapped but can't escape upward!", minetest.pos_to_string(pos))
end
end
end
--
-- globals
@ -288,6 +303,17 @@ entity_ai.register_driver("idle", {
self.object:setvelocity(vector.new())
local state = self.entity_ai_state
state.idle_ttl = math.random(2, 20)
-- sanity checks
check_trapped_and_escape(self)
local pos = vector.round(self.object:getpos())
local node = minetest.get_node(pos)
if minetest.registered_nodes[node.name].walkable then
-- stuck, can we go up?
local p2 = {x = pos.x, y = pos.y + 1, z = pos.z}
local n2 = minetest.get_node(pos)
if not minetest.registered_nodes[n2.name].walkable then
end
end
end,
step = function(self, dtime)
local state = self.entity_ai_state