上传YomovSDK

2026-03-03 03:15:46 +08:00
parent 9096da7e6c
commit eb97f31065
6477 changed files with 1932208 additions and 3 deletions
--- a/Packages/com.unity.xr.openxr/Samples~/MeshingFeature/MeshingBehaviour.cs
+++ b/Packages/com.unity.xr.openxr/Samples~/MeshingFeature/MeshingBehaviour.cs
@@ -0,0 +1,86 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.SubsystemsImplementation;
+using UnityEngine.XR;
+
+namespace UnityEngine.XR.OpenXR.Samples.MeshingFeature
+{
+    public class MeshingBehaviour : MonoBehaviour
+    {
+        public GameObject emptyMeshPrefab;
+        public TextMesh textMesh;
+        public Transform target;
+
+        private XRMeshSubsystem s_MeshSubsystem;
+        private List<MeshInfo> s_MeshInfos = new List<MeshInfo>();
+
+        private Dictionary<MeshId, GameObject> m_MeshIdToGo = new Dictionary<MeshId, GameObject>();
+
+        void Start()
+        {
+            var feature = OpenXRSettings.Instance.GetFeature<MeshingTeapotFeature>();
+            if (null == feature || feature.enabled == false)
+            {
+                enabled = false;
+                return;
+            }
+
+            var meshSubsystems = new List<XRMeshSubsystem>();
+            SubsystemManager.GetSubsystems(meshSubsystems);
+            if (meshSubsystems.Count == 1)
+            {
+                s_MeshSubsystem = meshSubsystems[0];
+                textMesh.gameObject.SetActive(false);
+            }
+            else
+            {
+#if UNITY_EDITOR
+                textMesh.text = "Failed to initialize MeshSubsystem.\nTry reloading the Unity Editor";
+#else
+                textMesh.text = "Failed to initialize MeshSubsystem.";
+#endif
+                enabled = false;
+            }
+        }
+
+        void Update()
+        {
+            if (s_MeshSubsystem.running && s_MeshSubsystem.TryGetMeshInfos(s_MeshInfos))
+            {
+                foreach (var meshInfo in s_MeshInfos)
+                {
+                    switch (meshInfo.ChangeState)
+                    {
+                        case MeshChangeState.Added:
+                        case MeshChangeState.Updated:
+                            if (!m_MeshIdToGo.TryGetValue(meshInfo.MeshId, out var go))
+                            {
+                                go = Instantiate(emptyMeshPrefab, target, false);
+                                m_MeshIdToGo[meshInfo.MeshId] = go;
+                            }
+
+                            var mesh = go.GetComponent<MeshFilter>().mesh;
+                            var col = go.GetComponent<MeshCollider>();
+
+                            s_MeshSubsystem.GenerateMeshAsync(meshInfo.MeshId, mesh, col, MeshVertexAttributes.Normals | MeshVertexAttributes.UVs,
+                                result =>
+                                {
+                                    Debug.Log("Mesh generated: " + result.Status);
+                                });
+                            break;
+                        case MeshChangeState.Removed:
+                            if (m_MeshIdToGo.TryGetValue(meshInfo.MeshId, out var meshGo))
+                            {
+                                Destroy(meshGo);
+                                m_MeshIdToGo.Remove(meshInfo.MeshId);
+                            }
+                            break;
+                        default:
+                            break;
+                    }
+                }
+            }
+        }
+    }
+}