void CreateDevice()
{
device = CanvasDevice.GetSharedDevice();
device.DeviceLost += Device_DeviceLost;
if (compositionGraphicsDevice == null)
{
compositionGraphicsDevice = CanvasComposition.CreateCompositionGraphicsDevice(compositor, device);
}
else
{
CanvasComposition.SetCanvasDevice(compositionGraphicsDevice, device);
}
if (swapChainRenderer != null)
{
swapChainRenderer.SetDevice(device, new Size(window.Bounds.Width, window.Bounds.Height));
}
}
public async void SetWindow(CoreWindow window)
{
this.window = window;
if (!Windows.Foundation.Metadata.ApiInformation.IsApiContractPresent("Windows.Foundation.UniversalApiContract", 2))
{
var dialog = new MessageDialog("This version of Windows does not support the Composition APIs.");
await dialog.ShowAsync();
CoreApplication.Exit();
return;
}
window.PointerPressed += Window_PointerPressed;
CoreApplication.Suspending += CoreApplication_Suspending;
DisplayInformation.DisplayContentsInvalidated += DisplayInformation_DisplayContentsInvalidated;
compositor = new Compositor();
CreateDevice();
drawingSurfaceRenderer = new DrawingSurfaceRenderer(compositor, compositionGraphicsDevice);
swapChainRenderer = new SwapChainRenderer(compositor);
swapChainRenderer.SetDevice(device, new Size(window.Bounds.Width, window.Bounds.Height));
drawingSurfaceRenderer.Visual.Offset = new Vector3(-drawingSurfaceRenderer.Size.ToVector2(), 0);
swapChainRenderer.Visual.Offset = new Vector3((float)window.Bounds.Width, (float)window.Bounds.Height, 0);
var rootVisual = compositor.CreateContainerVisual();
rootVisual.Children.InsertAtTop(swapChainRenderer.Visual);
rootVisual.Children.InsertAtTop(drawingSurfaceRenderer.Visual);
compositor.CreateTargetForCurrentView().Root = rootVisual;
var ignoredTask = UpdateVisualsLoop();
}
public async void SetWindow(CoreWindow window)
{
this.window = window;
if (!Windows.Foundation.Metadata.ApiInformation.IsApiContractPresent("Windows.Foundation.UniversalApiContract", 2))
{
var dialog = new MessageDialog("This version of Windows does not support the Composition APIs.");
await dialog.ShowAsync();
CoreApplication.Exit();
return;
}
window.PointerPressed += Window_PointerPressed;
CoreApplication.Suspending += CoreApplication_Suspending;
DisplayInformation.DisplayContentsInvalidated += DisplayInformation_DisplayContentsInvalidated;
compositor = new Compositor();
CreateDevice();
drawingSurfaceRenderer = new DrawingSurfaceRenderer(compositor, compositionGraphicsDevice);
swapChainRenderer = new SwapChainRenderer(compositor);
swapChainRenderer.SetDevice(device, new Size(window.Bounds.Width, window.Bounds.Height));
drawingSurfaceRenderer.Visual.Offset = new Vector3(-drawingSurfaceRenderer.Size.ToVector2(), 0);
swapChainRenderer.Visual.Offset = new Vector3((float)window.Bounds.Width, (float)window.Bounds.Height, 0);
var rootVisual = compositor.CreateContainerVisual();
rootVisual.Children.InsertAtTop(swapChainRenderer.Visual);
rootVisual.Children.InsertAtTop(drawingSurfaceRenderer.Visual);
compositor.CreateTargetForCurrentView().Root = rootVisual;
var ignoredTask = UpdateVisualsLoop();
}