public void Run()
{
RenderOptions.ProcessRenderMode = RenderMode.SoftwareOnly;
var visualizer = new MenuViewMessageInterpreter();
var state = new MenuViewMessage {
Items =
{
MenuItemViewMessage.MakeRange("[-1, 1]: 0.5", -1, +1, 0.5, false),
MenuItemViewMessage.MakeRange("[-1, 1]: -1", -1, +1, -1, true),
MenuItemViewMessage.MakeRange("[-1, 1]: 0", -1, +1, 0, false),
MenuItemViewMessage.MakeRange("[-1, 1]: +1", -1, +1, +1, false),
MenuItemViewMessage.MakeRange("[0, 1]: 0.5", 0, 1, 0.5, false),
MenuItemViewMessage.MakeRange("[0, 1]: 0", 0, 1, 0, false),
MenuItemViewMessage.MakeRange("[0, 1]: 1", 0, 1, 1, false)
}
};
var visual = visualizer.Interpret(state);
var window = new Window {
Background = Brushes.Pink,
Content = visual
};
window.Show();
Dispatcher.Run();
}
private void MenuRenderProc()
{
var cancellationToken = cancellationTokenSource.Token;
var interpreter = new MenuViewMessageInterpreter();
var bitmap = new RenderTargetBitmap(PixelSize, PixelSize, 96 * ResolutionMultiplier, 96 * ResolutionMultiplier, PixelFormats.Pbgra32);
while (!cancellationToken.IsCancellationRequested)
{
StagingTexture stagingTexture;
MenuViewMessage message;
try {
stagingTexture = readyToRenderToQueue.Take(cancellationToken);
message = messageQueue.Take(cancellationToken);
} catch (OperationCanceledException) {
break;
}
//if there are multiple pending messages, keep taking them until the queue is drained
while (messageQueue.TryTake(out var secondMessage))
{
message = secondMessage;
}
var visual = interpreter.Interpret(message);
visual.Arrange(new Rect(0, 0, WpfSize, WpfSize));
visual.UpdateLayout();
bitmap.Clear();
bitmap.Render(visual);
var dataBox = stagingTexture.dataBox;
bitmap.CopyPixels(new Int32Rect(0, 0, PixelSize, PixelSize), dataBox.DataPointer, dataBox.SlicePitch, dataBox.RowPitch);
readyToCopyFromQueue.Enqueue(stagingTexture);
}
}