void EnsureCurrentBufferMatchesWindow()
{
var bounds = window.Bounds;
Size windowSize = new Size(bounds.Width, bounds.Height);
float dpi = DisplayInformation.GetForCurrentView().LogicalDpi;
var buffer = accumulationBuffers[currentBuffer];
if (buffer == null || SwapChainManager.SizeEqualsWithTolerance(buffer.Size, windowSize) || buffer.Dpi != dpi)
{
if (buffer != null)
{
buffer.Dispose();
}
buffer = new CanvasRenderTarget(device, (float)windowSize.Width, (float)windowSize.Height, dpi);
accumulationBuffers[currentBuffer] = buffer;
}
}
public Renderer(CoreWindow window)
{
this.window = window;
window.PointerPressed += window_PointerPressed;
window.PointerMoved += window_PointerMoved;
window.PointerReleased += window_PointerReleased;
device = new CanvasDevice();
swapChainManager = new SwapChainManager(window, device);
var effect = new GaussianBlurEffect()
{
BlurAmount = 5,
Source = inputEffect
};
outputEffect = new Transform2DEffect()
{
Source = effect
};
imageBrush = new CanvasImageBrush(device);
imageBrush.Opacity = 0.99f;
}
public Renderer(CoreWindow window)
{
this.window = window;
window.PointerPressed += window_PointerPressed;
window.PointerMoved += window_PointerMoved;
window.PointerReleased += window_PointerReleased;
device = new CanvasDevice();
swapChainManager = new SwapChainManager(window, device);
var effect = new GaussianBlurEffect()
{
BlurAmount = 5,
Source = inputEffect
};
outputEffect = new Transform2DEffect()
{
Source = effect
};
imageBrush = new CanvasImageBrush(device);
imageBrush.Opacity = 0.99f;
}
