Beams and Lasers
From Valve Developer Community
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Beams and Lasers can be added to the map to interact with its environment and add to the scenery.
- env_beam — A visible beam between two points
- env_laser — Laser with optional end sprite & sparks at the end
- func_tanklaser - A brush entity that functions as a laser turret.
- func_tankpulselaser - Fires a laser at a specific speed