Add FaceIndex to RayCastHit

Source/Engine/Physics/Physics.Queries.cpp

@@ -140,6 +140,7 @@ void RayCastHit::Gather(const PxRaycastHit& hit)
     Normal = P2C(hit.normal);
     Distance = hit.distance;
     Collider = hit.shape ? static_cast<PhysicsColliderActor*>(hit.shape->userData) : nullptr;
+    FaceIndex = hit.faceIndex;
     UV.X = hit.u;
     UV.Y = hit.v;
 }
@@ -150,6 +151,7 @@ void RayCastHit::Gather(const PxSweepHit& hit)
     Normal = P2C(hit.normal);
     Distance = hit.distance;
     Collider = hit.shape ? static_cast<PhysicsColliderActor*>(hit.shape->userData) : nullptr;
+    FaceIndex = hit.faceIndex;
     UV = Vector2::Zero;
 }
 

Source/Engine/Physics/Physics.h

@@ -41,7 +41,12 @@ DECLARE_SCRIPTING_TYPE_NO_SPAWN(RayCastHit);
     API_FIELD() Vector3 Point;
 
     /// <summary>
-    /// The barycentric coordinates of hit point, for triangle mesh and height field.
+    /// The index of the face that was hit. Valid only for convex mesh (polygon index), triangle mesh (triangle index) and height field (triangle index).
+    /// </summary>
+    API_FIELD() uint32 FaceIndex;
+
+    /// <summary>
+    /// The barycentric coordinates of hit triangle. Valid only for triangle mesh and height field.
     /// </summary>
     API_FIELD() Vector2 UV;