static void AsyncExcute(int s)
{
ThreadManage.BindThreadResource(s);
pool[s].threadid = GetCurrentThreadId();
try
{
while (true)
{
pool[s].are.WaitOne();
if (stop)
{
return;
}
pool[s].run = true;
for (int i = s; i < buff_async.Length; i += 2)
{
if (buff_async[i] != null)
{
buff_async[i]();
buff_async[i] = null;
}
}
pool[s].run = false;
}
// ...
throw null; // 异常会在下面被捕获
// ...
}
catch (Exception ex)
{
// 一般会记录异常， 和/或通知其它线程我们遇到问题了
// ...
Debug.WriteLine(ex);
}
}
static void PointerOperation(object sender, PointerRoutedEventArgs e)
{
PointerPoint p = PointerPoint.GetCurrentPoint(e.Pointer.PointerId);
DX_Input.CopyPointer(p);
if ((sender as SwapChain).EventToSubThread)
{
ThreadManage.AsyncDelegate(() => { (sender as SwapChain).CheckEvent(); });
}
else
{
(sender as SwapChain).CheckEvent();
}
}
internal static D2D1.Factory GetD2DFactory()
{
object o = ThreadManage.QurayResource(Key_Class.D2dIFactory2);
D2D1.Factory fac;
if (o == null)
{
fac = new D2D1.Factory();
ThreadManage.AddResource(Key_Class.D2dIFactory2, fac);
}
else
{
fac = o as D2D1.Factory;
}
return(fac);
}
internal static Wic.ImagingFactory2 GetWicFactory()
{
object o = ThreadManage.QurayResource(Key_Class.WicIFactory);
Wic.ImagingFactory2 fac;
if (o == null)
{
fac = new Wic.ImagingFactory2();
ThreadManage.AddResource(Key_Class.WicIFactory, fac);
}
else
{
fac = o as Wic.ImagingFactory2;
}
return(fac);
}
public SwapChain(double width, double height)
{
Width = width;
Height = height;
com = new SwapChainComponent();
com.panel = this;
com.dpi = DisplayInformation.GetForCurrentView().LogicalDpi;
DX_Core.CreateD3DInstance(ref com);
DX_Child = new List <UIElement>();
this.PointerPressed += PointerOperation;
this.PointerMoved += PointerOperation;
this.PointerReleased += PointerOperation;
this.PointerEntered += PointerOperation;
this.PointerExited += PointerOperation;
this.PointerWheelChanged += PointerOperation;
var bp = new D2D1.BitmapProperties1(
new D2D1.PixelFormat(Dxgi.Format.B8G8R8A8_UNorm, D2D1.AlphaMode.Premultiplied),
com.dpi, com.dpi, D2D1.BitmapOptions.Target);
lock (DX_Core.D2D)
BitmapBuffer = new D2D1.Bitmap1(DX_Core.D2D.d2dContext, new Size2((int)width, (int)height), bp);
ThreadManage.StartLoop(this);
}