/// <inheritdoc />
public WindowsMixedRealitySpatialMeshObserver(string name, uint priority, WindowsMixedRealitySpatialMeshObserverProfile profile, IMixedRealitySpatialAwarenessSystem parentService)
: base(name, priority, profile, parentService)
{
#if WINDOWS_UWP
if (profile.MeshLevelOfDetail == SpatialAwarenessMeshLevelOfDetail.Custom)
{
trianglesPerCubicMeter = profile.TrianglesPerCubicMeter;
}
if (SpatialSurfaceObserver.IsSupported())
{
spatialSurfaceObserver = new SpatialSurfaceObserver();
spatialSurfaceMeshOptions = new SpatialSurfaceMeshOptions {
IncludeVertexNormals = true
};
// TODO Determine which formats are the correct ones to use.
var supportedVertexPositionFormats = SpatialSurfaceMeshOptions.SupportedVertexPositionFormats;
var supportedVertexNormalFormats = SpatialSurfaceMeshOptions.SupportedVertexNormalFormats;
for (int i = 0; i < supportedVertexPositionFormats.Count; i++)
{
if (supportedVertexPositionFormats[i] == Windows.Graphics.DirectX.DirectXPixelFormat.R16G16B16A16IntNormalized)
{
spatialSurfaceMeshOptions.VertexPositionFormat = Windows.Graphics.DirectX.DirectXPixelFormat.R16G16B16A16IntNormalized;
break;
}
}
for (int i = 0; i < supportedVertexNormalFormats.Count; i++)
{
if (supportedVertexNormalFormats[i] == Windows.Graphics.DirectX.DirectXPixelFormat.R8G8B8A8IntNormalized)
{
spatialSurfaceMeshOptions.VertexNormalFormat = Windows.Graphics.DirectX.DirectXPixelFormat.R8G8B8A8IntNormalized;
break;
}
}
// If a very high detail setting with spatial mapping is used, it can be beneficial
// to use a 32-bit unsigned integer format for indices instead of the default 16-bit.
if (MeshLevelOfDetail == SpatialAwarenessMeshLevelOfDetail.High)
{
var supportedTriangleIndexFormats = SpatialSurfaceMeshOptions.SupportedTriangleIndexFormats;
for (int i = 0; i < supportedTriangleIndexFormats.Count; i++)
{
if (supportedTriangleIndexFormats[i] == Windows.Graphics.DirectX.DirectXPixelFormat.R8G8B8A8IntNormalized)
{
spatialSurfaceMeshOptions.TriangleIndexFormat = Windows.Graphics.DirectX.DirectXPixelFormat.R32UInt;
}
}
}
}
}
async private void GalleryGridView_ItemClick(object sender, ItemClickEventArgs e)
{
VideoItem selectedVideo = (VideoItem)e.ClickedItem;
if (selectedVideo != null)
{
if ((HolographicSpace.IsSupported && HolographicSpace.IsAvailable) ||
SpatialSurfaceObserver.IsSupported())
{
var appViewSource = new AppViewSource(selectedVideo.SourceUri);
var appView = CoreApplication.CreateNewView(appViewSource);
await appView.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, async() =>
{
int appviewId = ApplicationView.GetForCurrentView().Id;
bool viewShown = await ApplicationViewSwitcher.TryShowAsStandaloneAsync(appviewId, ViewSizePreference.Default, mainviewId, ViewSizePreference.Default);
System.Diagnostics.Debug.Assert(viewShown);
});
}
else
{
Frame.Navigate(typeof(PlaybackPage), selectedVideo.SourceUri);
}
}
}
internal async void setUpSpatialMapping(SpatialCoordinateSystem coordinateSystem)
{
if (!Windows.Foundation.Metadata.ApiInformation.IsApiContractPresent("Windows.Foundation.UniversalApiContract", 4) || SpatialSurfaceObserver.IsSupported())
{
SpatialPerceptionAccessStatus status = await SpatialSurfaceObserver.RequestAccessAsync();
if (status == SpatialPerceptionAccessStatus.Allowed)
{
SpatialSurfaceObserver observer = new SpatialSurfaceObserver();
SpatialBoundingBox boundingBox = new SpatialBoundingBox()
{
Center = new System.Numerics.Vector3(0, 0, 0),
Extents = new System.Numerics.Vector3(40, 40, 5)
};
SpatialBoundingVolume bounds = SpatialBoundingVolume.FromBox(coordinateSystem, boundingBox);
observer.SetBoundingVolume(bounds);
observer.ObservedSurfacesChanged += new TypedEventHandler <SpatialSurfaceObserver, object>(ClockworkSocket.SurfacesChanged);
}
}
}