public static IComObject <T> CreateDeviceContext <T>(this ID2D1Device device, D2D1_DEVICE_CONTEXT_OPTIONS options = 0) where T : ID2D1DeviceContext
{
if (device == null)
{
throw new ArgumentNullException(nameof(device));
}
device.CreateDeviceContext(options, out var dc).ThrowOnError();
return(new ComObject <T>((T)dc));
}
public static ID2D1DeviceContext CreateRenderTarget(
ID2D1Factory1 factory2d,
ID3D11Device device3d)
{
var dxgiDevice = device3d.QueryInterface <IDXGIDevice>();
using (ID2D1Device device2d = factory2d.CreateDevice(dxgiDevice))
{
return(device2d.CreateDeviceContext(DeviceContextOptions.None));
}
}
