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43 lines
950 B
43 lines
950 B
namespace Oculus.Platform.Samples.VrHoops
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{
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using UnityEngine;
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using UnityEngine.UI;
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// Helper class to attach to the main camera that raycasts where the
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// user is looking to select/deselect Buttons.
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public class VREyeRaycaster : MonoBehaviour
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{
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[SerializeField] private UnityEngine.EventSystems.EventSystem m_eventSystem = null;
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private Button m_currentButton;
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void Update ()
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{
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RaycastHit hit;
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Button button = null;
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// do a forward raycast to see if we hit a Button
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if (Physics.Raycast(transform.position, transform.forward, out hit, 50f))
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{
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button = hit.collider.GetComponent<Button>();
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}
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if (button != null)
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{
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if (m_currentButton != button)
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{
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m_currentButton = button;
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m_currentButton.Select();
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}
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}
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else if (m_currentButton != null)
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{
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m_currentButton = null;
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if (m_eventSystem != null)
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{
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m_eventSystem.SetSelectedGameObject(null);
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}
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}
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}
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}
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}
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