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catch a similar nil condition in the node breaker

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Vanessa Ezekowitz 2013-12-10 22:39:53 -05:00
parent 29da8992ec
commit b43a1036ca
1 changed files with 2 additions and 0 deletions
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node_breaker.lua
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@ -102,6 +102,8 @@ end
function break_node (pos, facedir) function break_node (pos, facedir)
--locate the outgoing velocity, front, and back of the node via facedir_to_dir --locate the outgoing velocity, front, and back of the node via facedir_to_dir
if type(facedir) ~= "number" or facedir < 0 or facedir > 23 then return end
local vel = minetest.facedir_to_dir(facedir); local vel = minetest.facedir_to_dir(facedir);
local front = {x=pos.x - vel.x, y=pos.y - vel.y, z=pos.z - vel.z} local front = {x=pos.x - vel.x, y=pos.y - vel.y, z=pos.z - vel.z}
local back = {x=pos.x + vel.x, y=pos.y + vel.y, z=pos.z + vel.z} local back = {x=pos.x + vel.x, y=pos.y + vel.y, z=pos.z + vel.z}