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Blueprint Function Library

V-Ray Trace​

V-Ray Trace does a collision trace along the given line and returns all hits encountered. This only finds objects that are of a type specified by ObjectTypes and will be filtered by TraceChannel and will return only blocking collision response.

  • World Context Object : World context.
  • Trace Channel : The channel to trace.
  • Object Types : Array of Object Types to trace. If left empty, all object types will be selected.
  • Start : Start of line segment.
  • End : End of line segment.
  • Trace Complex : True to test against complex collision, false to test against simplified collision.
  • Actors to Ignore : Array of actors that will be ignored during the line trace.
  • Draw Debug Type : Draw debug trace type.
  • Ignore Self : True to ignore self actor.
  • Trace Color : Trace color.
  • Trace Hit Color : Trace hit color.
  • Draw Time : Draw time when type is not none.

X-Ray Trace

Returns properties of the trace hit and true
if there was a blocking hit, false otherwise.