private ICompositionBrush CreateMicaBackdropBrush()
{
if (Win32Platform.WindowsVersion.Build < 22000)
{
return(null);
}
using var compositorWithBlurredWallpaperBackdropBrush =
_compositor.QueryInterface <ICompositorWithBlurredWallpaperBackdropBrush>();
using var blurredWallpaperBackdropBrush =
compositorWithBlurredWallpaperBackdropBrush?.TryCreateBlurredWallpaperBackdropBrush();
using var micaBackdropBrush = blurredWallpaperBackdropBrush?.QueryInterface <ICompositionBrush>();
return(micaBackdropBrush.CloneReference());
}
public WinUICompositorConnection(EglPlatformOpenGlInterface gl, object pumpLock)
{
_gl = gl;
_pumpLock = pumpLock;
_syncContext = _gl.PrimaryEglContext;
_angle = (AngleWin32EglDisplay)_gl.Display;
_compositor = NativeWinRTMethods.CreateInstance <ICompositor>("Windows.UI.Composition.Compositor");
_compositor2 = _compositor.QueryInterface <ICompositor2>();
_compositor5 = _compositor.QueryInterface <ICompositor5>();
_compositorInterop = _compositor.QueryInterface <ICompositorInterop>();
_compositorDesktopInterop = _compositor.QueryInterface <ICompositorDesktopInterop>();
using var device = MicroComRuntime.CreateProxyFor <IUnknown>(_angle.GetDirect3DDevice(), true);
_device = _compositorInterop.CreateGraphicsDevice(device);
_blurBrush = CreateBlurBrush();
}