Version: 2017.3
public bool Raycast (Vector2 sp, Camera eventCamera);

Parameters

sp Screen point.
eventCamera Camera.

Returns

bool True if the provided point is a valid location for GraphicRaycaster raycasts.

Description

When a GraphicRaycaster is raycasting into the scene it does two things. First it filters the elements using their RectTransform rect. Then it uses this Raycast function to determine the elements hit by the raycast.