92 lines
3.0 KiB
C#
92 lines
3.0 KiB
C#
using System.Collections.Generic;
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using UnityEngine;
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using UnityEngine.EventSystems;
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namespace VRTitle.Input
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{
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/// <summary>
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/// VRコントローラーからのポインター入力とUI操作を仲介するコンポーネント
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/// </summary>
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[RequireComponent(typeof(LineRenderer))]
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public class VRLaserPointer : MonoBehaviour
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{
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[Header("Ray Settings")]
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[SerializeField] private float maxDistance = 10f;
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[SerializeField] private LayerMask uiLayerMask = ~0;
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[Header("Visual")]
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[SerializeField] private LineRenderer lineRenderer;
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private GameObject currentHoveredObject;
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private void Reset()
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{
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lineRenderer = GetComponent<LineRenderer>();
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lineRenderer.positionCount = 2;
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lineRenderer.startWidth = 0.005f;
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lineRenderer.endWidth = 0.001f;
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}
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private void Update()
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{
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ProcessPointer();
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}
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private void ProcessPointer()
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{
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Ray ray = new Ray(transform.position, transform.forward);
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PointerEventData pointerData = new PointerEventData(EventSystem.current)
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{
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position = new Vector2(Screen.width / 2f, Screen.height / 2f)
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};
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List<RaycastResult> results = new List<RaycastResult>();
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EventSystem.current?.RaycastAll(pointerData, results);
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Vector3 targetPosition = transform.position + transform.forward * maxDistance;
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if (results.Count > 0)
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{
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RaycastResult hit = results[0];
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targetPosition = hit.worldPosition;
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UpdateHoverState(hit.gameObject, pointerData);
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}
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else
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{
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UpdateHoverState(null, pointerData);
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}
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// ポインター描画の更新
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lineRenderer.SetPosition(0, transform.position);
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lineRenderer.SetPosition(1, targetPosition);
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}
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private void UpdateHoverState(GameObject newHover, PointerEventData pointerData)
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{
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if (currentHoveredObject == newHover) return;
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if (currentHoveredObject != null)
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{
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ExecuteEvents.Execute(currentHoveredObject, pointerData, ExecuteEvents.pointerExitHandler);
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}
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currentHoveredObject = newHover;
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if (currentHoveredObject != null)
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{
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ExecuteEvents.Execute(currentHoveredObject, pointerData, ExecuteEvents.pointerEnterHandler);
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}
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}
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/// <summary>
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/// トリガーボタンが押された時に呼び出す（Input System側から呼び出し可能）
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/// </summary>
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public void OnPrimaryTriggerDown()
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{
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if (currentHoveredObject == null) return;
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PointerEventData pointerData = new PointerEventData(EventSystem.current);
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ExecuteEvents.Execute(currentHoveredObject, pointerData, ExecuteEvents.pointerClickHandler);
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}
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}
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} |