TrinityCore/TrinityCore — pull request #11300 by zengwf (2013-12-07 04:25:16+00:00)
Title: Core/Movement:Add LOS check for fleeingmovement target point.

Prevents fleeing or feared units from going to upper floor ignoring walls/ceilings with mmaps on(and usually get stucked).

Current implementation just randomly selects a distance and angle against the frighting unit, when in narrow circumstance such as underground caves, such targeting point would be at another floor.