private void Observer_OnSurfaceChanged(UnityEngine.XR.WSA.SurfaceId surfaceId, UnityEngine.XR.WSA.SurfaceChange changeType, Bounds bounds, System.DateTime updateTime)
{
GameObject surface;
switch (changeType)
{
case UnityEngine.XR.WSA.SurfaceChange.Updated:
case UnityEngine.XR.WSA.SurfaceChange.Added:
if (!surfaces.TryGetValue(surfaceId.handle, out surface))
{
// If we are adding a new surface, construct a GameObject
// to represent its state and attach some Mesh-related
// components to it.
surface = new GameObject(string.Format("Surface-{0}", surfaceId));
surface.AddComponent <MeshFilter>();
surface.AddComponent <MeshRenderer>().sharedMaterial = DrawMaterial;
surface.AddComponent <MeshCollider>();
surface.AddComponent <UnityEngine.XR.WSA.WorldAnchor>();
// Set the layer that this SpatialMapping surface is a part of
surface.layer = PhysicsLayer;
// Add the surface to our dictionary of known surfaces so
// we can interact with it later.
surfaces[surfaceId.handle] = surface;
}
UnityEngine.XR.WSA.SurfaceData smsd = new UnityEngine.XR.WSA.SurfaceData(
surfaceId,
surface.GetComponent <MeshFilter>(),
surface.GetComponent <UnityEngine.XR.WSA.WorldAnchor>(),
surface.GetComponent <MeshCollider>(),
TrianglesPerCubicMeter,
true);
surfaceDataQueue.Enqueue(smsd);
break;
case UnityEngine.XR.WSA.SurfaceChange.Removed:
if (surfaces.TryGetValue(surfaceId.handle, out surface))
{
surfaces.Remove(surfaceId.handle);
Destroy(surface);
}
break;
}
}
/// <summary>
/// Handles the SurfaceObserver's OnSurfaceChanged event.
/// </summary>
/// <param name="id">The identifier assigned to the surface which has changed.</param>
/// <param name="changeType">The type of change that occurred on the surface.</param>
/// <param name="bounds">The bounds of the surface.</param>
/// <param name="updateTime">The date and time at which the change occurred.</param>
private void SurfaceObserver_OnSurfaceChanged(UnityEngine.XR.WSA.SurfaceId id, UnityEngine.XR.WSA.SurfaceChange changeType, Bounds bounds, System.DateTime updateTime)
{
// Verify that the client of the Surface Observer is expecting updates.
if (ObserverState != ObserverStates.Running)
{
return;
}
GameObject surface;
switch (changeType)
{
// Adding and updating are nearly identical. The only difference is if a new gameobject to contain
// the surface needs to be created.
case UnityEngine.XR.WSA.SurfaceChange.Added:
case UnityEngine.XR.WSA.SurfaceChange.Updated:
// Check to see if the surface is known to the observer.
// If so, we want to add it for cleanup after we get new meshes
// We do this because Unity doesn't properly cleanup baked collision data
if (surfaces.TryGetValue(id.handle, out surface))
{
pendingCleanup.Add(id.handle, surface);
surfaces.Remove(id.handle);
}
// Get an available surface object ready to be used
surface = GetSurfaceObject(id.handle, transform);
surface.layer = LayerMask.NameToLayer("Wall");
surface.tag = "Wall";
// Add the surface to our dictionary of known surfaces so
// we can interact with it later.
surfaces.Add(id.handle, surface);
// Add the request to create the mesh for this surface to our work queue.
QueueSurfaceDataRequest(id, surface);
break;
case UnityEngine.XR.WSA.SurfaceChange.Removed:
// Always process surface removal events.
// This code can be made more thread safe
if (surfaces.TryGetValue(id.handle, out surface))
{
surfaces.Remove(id.handle);
CleanupSurface(surface);
RemoveSurfaceObject(surface, false);
}
break;
}
// Event
if (SurfaceChanged != null)
{
SurfaceChanged(id, changeType, bounds, updateTime);
}
}
/// <summary>
/// Handles the SurfaceObserver's OnSurfaceChanged event.
/// </summary>
/// <param name="id">The identifier assigned to the surface which has changed.</param>
/// <param name="changeType">The type of change that occurred on the surface.</param>
/// <param name="bounds">The bounds of the surface.</param>
/// <param name="updateTime">The date and time at which the change occurred.</param>
private void SurfaceObserver_OnSurfaceChanged(UnityEngine.XR.WSA.SurfaceId id, UnityEngine.XR.WSA.SurfaceChange changeType, Bounds bounds, DateTime updateTime)
{
// Verify that the client of the Surface Observer is expecting updates.
if (ObserverState != ObserverStates.Running)
{
return;
}
switch (changeType)
{
case UnityEngine.XR.WSA.SurfaceChange.Added:
case UnityEngine.XR.WSA.SurfaceChange.Updated:
surfaceWorkQueue.Enqueue(id);
break;
case UnityEngine.XR.WSA.SurfaceChange.Removed:
SurfaceObject?removedSurface = RemoveSurfaceIfFound(id.handle, destroyGameObject: false);
if (removedSurface != null)
{
ReclaimSurface(removedSurface.Value);
}
break;
default:
Debug.LogErrorFormat("Unexpected {0} value: {1}.", changeType.GetType(), changeType);
break;
}
}
/// <summary>
/// Called when a surface is going to be added, removed, or updated.
/// We only care about removal so we can remove our internal copy of the surface mesh.
/// </summary>
/// <param name="surfaceId">The surface ID that is being added/removed/updated</param>
/// <param name="changeType">Added | Removed | Updated</param>
/// <param name="bounds">The world volume the mesh is in.</param>
/// <param name="updateTime">When the mesh was updated.</param>
private void MappingObserver_SurfaceChanged(UnityEngine.XR.WSA.SurfaceId surfaceId, UnityEngine.XR.WSA.SurfaceChange changeType, Bounds bounds, DateTime updateTime)
{
// We only need to worry about removing meshes from our list. Adding and updating is
// done when the mesh data is actually ready.
if (changeType == UnityEngine.XR.WSA.SurfaceChange.Removed)
{
int meshIndex = FindMeshIndexInInputMeshList(surfaceId.handle);
if (meshIndex >= 0)
{
inputMeshList.RemoveAt(meshIndex);
}
}
}
