102 lines
4.1 KiB
C#
102 lines
4.1 KiB
C#
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/************************************************************************************
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Copyright : Copyright 2017-Present Oculus VR, LLC. All Rights reserved.
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Licensed under the Oculus VR Rift SDK License Version 3.2 (the "License");
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you may not use the Oculus VR Rift SDK except in compliance with the License,
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which is provided at the time of installation or download, or which
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otherwise accompanies this software in either electronic or hard copy form.
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You may obtain a copy of the License at
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http://www.oculusvr.com/licenses/LICENSE-3.2
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Unless required by applicable law or agreed to in writing, the Oculus VR SDK
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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************************************************************************************/
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using UnityEngine;
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using UnityEngine.SceneManagement;
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namespace ControllerSelection {
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public class OVRPointerVisualizer : MonoBehaviour {
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[Header("(Optional) Tracking space")]
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[Tooltip("Tracking space of the OVRCameraRig.\nIf tracking space is not set, the scene will be searched.\nThis search is expensive.")]
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public Transform trackingSpace = null;
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[Header("Visual Elements")]
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[Tooltip("Line Renderer used to draw selection ray.")]
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public LineRenderer linePointer = null;
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[Tooltip("Fallback gaze pointer.")]
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public Transform gazePointer = null;
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[Tooltip("Visually, how far out should the ray be drawn.")]
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public float rayDrawDistance = 500;
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[Tooltip("How far away the gaze pointer should be from the camera.")]
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public float gazeDrawDistance = 3;
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[HideInInspector]
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public OVRInput.Controller activeController = OVRInput.Controller.None;
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void Awake() {
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if (trackingSpace == null) {
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Debug.LogWarning("OVRPointerVisualizer did not have a tracking space set. Looking for one");
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trackingSpace = OVRInputHelpers.FindTrackingSpace();
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}
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}
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void OnEnable() {
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SceneManager.sceneLoaded += OnSceneLoaded;
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}
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void OnDisable() {
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SceneManager.sceneLoaded -= OnSceneLoaded;
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}
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void OnSceneLoaded(Scene scene, LoadSceneMode mode) {
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if (trackingSpace == null) {
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Debug.LogWarning("OVRPointerVisualizer did not have a tracking space set. Looking for one");
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trackingSpace = OVRInputHelpers.FindTrackingSpace();
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}
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}
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public void SetPointer(Ray ray) {
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if (linePointer != null) {
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linePointer.SetPosition(0, ray.origin);
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linePointer.SetPosition(1, ray.origin + ray.direction * rayDrawDistance);
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}
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if (gazePointer != null) {
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gazePointer.position = ray.origin + ray.direction * gazeDrawDistance;
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}
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}
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public void SetPointerVisibility() {
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if (trackingSpace != null && activeController != OVRInput.Controller.None) {
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if (linePointer != null) {
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linePointer.enabled = true;
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}
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if (gazePointer != null) {
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gazePointer.gameObject.SetActive(false);
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}
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}
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else {
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if (linePointer != null) {
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linePointer.enabled = false;
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}
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if (gazePointer != null) {
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gazePointer.gameObject.SetActive(true);
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}
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}
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}
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void Update() {
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activeController = OVRInputHelpers.GetControllerForButton(OVRInput.Button.PrimaryIndexTrigger, activeController);
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Ray selectionRay = OVRInputHelpers.GetSelectionRay(activeController, trackingSpace);
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SetPointerVisibility();
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SetPointer(selectionRay);
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}
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}
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}
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