private Device()
{
DeviceCreationFlags flags = DeviceCreationFlags.DisableGpuTimeout
| DeviceCreationFlags.BgraSupport;
#if DEBUG
flags |= DeviceCreationFlags.Debug;
#endif
// create 11.1 if possible (disable gpu timeout) but 11.0 is also fine
Handle = new SharpDX.Direct3D11.Device(DriverType.Hardware, flags, new FeatureLevel[] { FeatureLevel.Level_11_1, FeatureLevel.Level_11_0 });
// obtain the factory that created the device
var obj = Handle.QueryInterface <SharpDX.DXGI.Device>();
var adapter = obj.Adapter;
FactoryHandle = adapter.GetParent <SharpDX.DXGI.Factory>();
context = Handle.ImmediateContext;
SetDefaults();
SupportsDouble = Handle.CheckFeatureSupport(SharpDX.Direct3D11.Feature.ShaderDoubles);
SupportMinMaxFiltering = Handle.CheckD3D112Feature().MinMaxFiltering;
}