/*
 * Copyright (c) Meta Platforms, Inc. and affiliates.
 * All rights reserved.
 *
 * Licensed under the Oculus SDK License Agreement (the "License");
 * you may not use the Oculus SDK except in compliance with the License,
 * which is provided at the time of installation or download, or which
 * otherwise accompanies this software in either electronic or hard copy form.
 *
 * You may obtain a copy of the License at
 *
 * https://developer.oculus.com/licenses/oculussdk/
 *
 * Unless required by applicable law or agreed to in writing, the Oculus SDK
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

using UnityEngine;

public class OVRPointerVisualizer : MonoBehaviour
{
	[Tooltip("Object which points with Z axis. E.g. CentreEyeAnchor from OVRCameraRig")]
	public Transform rayTransform;
	[Header("Visual Elements")]
	[Tooltip("Line Renderer used to draw selection ray.")]
	public LineRenderer linePointer = null;
	[Tooltip("Visually, how far out should the ray be drawn.")]
	public float rayDrawDistance = 2.5f;

	void Update()
	{
		linePointer.enabled = (OVRInput.GetActiveController() == OVRInput.Controller.Touch);
		Ray ray = new Ray(rayTransform.position, rayTransform.forward);
		linePointer.SetPosition(0, ray.origin);
		linePointer.SetPosition(1, ray.origin + ray.direction * rayDrawDistance);
	}
}