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API > API/Runtime > API/Runtime/Engine > API/Runtime/Engine/AActor
Description
Returns Distance to closest Body Instance surface. Checks against all components of this Actor having valid collision and blocking TraceChannel.
| Name | ActorGetDistanceToCollision |
| Type | function |
| Header File | /Engine/Source/Runtime/Engine/Classes/GameFramework/Actor.h |
| Include Path | #include "GameFramework/Actor.h" |
| Source | /Engine/Source/Runtime/Engine/Private/Actor.cpp |
float ActorGetDistanceToCollision
(
const FVector & Point,
ECollisionChannel TraceChannel,
FVector & ClosestPointOnCollision,
UPrimitiveComponent ** OutPrimitiveComponent
) const
Success if returns > 0.f, if returns 0.f, it is either not convex or inside of the point If returns < 0.f, this Actor does not have any primitive with collision
Parameters
| Name | Remarks |
|---|---|
| Point | World 3D vector |
| TraceChannel | The 'channel' used to determine which components to consider. |
| ClosestPointOnCollision | Point on the surface of collision closest to Point |
| OutPrimitiveComponent | PrimitiveComponent ClosestPointOnCollision is on. |