I dont think you can use the light information to determine visibility with blueprints only. What you can do is use a sphere trace from Point and get the materials of the hit components, then compare those materials with the specific one you like.
I dont think you can use the light information to determine visibility with blueprints only. What you can do is use a sphere trace from Point and get the materials of the hit components, then compare those materials with the specific one you like.