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> Unreal Engine API Reference > Runtime > Engine > Engine > UWorld > UWorld::LineTraceTestByObjectType

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UWorld::LineTraceTestByObjectType

Trace a ray against the world using object types and return if a blocking hit is found.

Windows

MacOS

Linux

References

Module	Engine
Header	/Engine/Source/Runtime/Engine/Classes/Engine/World.h
Include	#include "Engine/World.h"
Source	/Engine/Source/Runtime/Engine/Private/Collision/WorldCollision.cpp

Syntax

bool LineTraceTestByObjectType
(
    const FVector & Start,
    const FVector & End,
    const FCollisionObjectQueryParams & ObjectQueryParams,
    const FCollisionQueryParams & Params
) const

Remarks

Trace a ray against the world using object types and return if a blocking hit is found.

Returns

TRUE if any hit is found

Parameters

Parameter	Description
Start	Start location of the ray
End	End location of the ray
ObjectQueryParams	List of object types it's looking for
Params	Additional parameters used for the trace

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