placeObjectCustomPasses
Subscribe to this event to handle object placement in the SceneView.
Read time 1 minuteLast updated 9 days ago
Definition
- Type: Event
- Namespace: UnityEditor
- Assembly: UnityEditor
public static event HandleUtility.PlaceObjectDelegate placeObjectCustomPasses
Remarks
This delegate is invoked by HandleUtility.PlaceObject when drag and dropping objects from the Hierarchy and Project views.
Examples
using UnityEditor;using UnityEngine;static class PlaceObjectExample{ static readonly Plane s_GroundPlane = new Plane(Vector3.up, Vector3.zero); [InitializeOnLoadMethod] static void InitPlaceObjectHandler() { HandleUtility.placeObjectCustomPasses += PlaneRaycast; } // In this example, we register a plane at the scene origin to test for object placement. static bool PlaneRaycast(Vector2 mousePosition, out Vector3 position, out Vector3 normal) { Ray worldRay = HandleUtility.GUIPointToWorldRay(mousePosition); float distance; if (s_GroundPlane.Raycast(worldRay, out distance)) { position = worldRay.GetPoint(distance); normal = s_GroundPlane.normal; return true; } position = Vector3.zero; normal = Vector3.up; return false; }}