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Add short circuit if sub-node space check isn't possible:
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1 changed files with 5 additions and 1 deletions
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@ -565,6 +565,10 @@ local function has_room(self,pos)
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-- If we don't have an implementation of get_node_boxes, we can't check for sub-node space
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if not minetest.get_node_boxes then return false end
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-- Check if it's possible for a sub-node space check to succeed
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local needed_in_bottom_section = (dx * dz * ( dy - 1))
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if n < needed_in_bottom_section then return false end
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-- Make sure the entire volume except for the top level is free before checking the top layer
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if dy > 1 then
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-- Remove nodes in the top layer from the count
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@ -575,7 +579,7 @@ local function has_room(self,pos)
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end
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-- If the entire volume except the top layer isn't air (or nodes) then we can't spawn this mob here
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if n < (dx * dz * ( dy - 1)) then return false end
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if n < needed_in_bottom_section then return false end
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end
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-- Check the top layer to see if we have enough space to spawn in
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