public void EndD3D()
{
renderTarget.Dispose();
device.Dispose();
context.Dispose();
renderTarget = null;
device = null;
context = null;
}
public D3D9()
{
var presentparams = new SharpDX.Direct3D9.PresentParameters
{
Windowed = true,
SwapEffect = SharpDX.Direct3D9.SwapEffect.Discard,
DeviceWindowHandle = GetDesktopWindow(),
PresentationInterval = SharpDX.Direct3D9.PresentInterval.Default
};
const SharpDX.Direct3D9.CreateFlags deviceFlags = SharpDX.Direct3D9.CreateFlags.HardwareVertexProcessing | SharpDX.Direct3D9.CreateFlags.Multithreaded | SharpDX.Direct3D9.CreateFlags.FpuPreserve;
direct3d = new SharpDX.Direct3D9.Direct3DEx();
device = new SharpDX.Direct3D9.DeviceEx(direct3d, 0, SharpDX.Direct3D9.DeviceType.Hardware, IntPtr.Zero, deviceFlags, presentparams);
}
void StartD3D()
{
context = new SharpDX.Direct3D9.Direct3DEx();
// Ref: https://docs.microsoft.com/en-us/dotnet/framework/wpf/advanced/wpf-and-direct3d9-interoperation
var presentparams = new SharpDX.Direct3D9.PresentParameters {
Windowed = true,
SwapEffect = SharpDX.Direct3D9.SwapEffect.Discard,
//DeviceWindowHandle = GetDesktopWindow(),
PresentationInterval = SharpDX.Direct3D9.PresentInterval.Default,
BackBufferHeight = 1,
BackBufferWidth = 1,
BackBufferFormat = SharpDX.Direct3D9.Format.Unknown
};
device = new SharpDX.Direct3D9.DeviceEx(context, this.adapterIndex,
SharpDX.Direct3D9.DeviceType.Hardware, IntPtr.Zero,
SharpDX.Direct3D9.CreateFlags.HardwareVertexProcessing
| SharpDX.Direct3D9.CreateFlags.Multithreaded
| SharpDX.Direct3D9.CreateFlags.FpuPreserve,
presentparams);
}
private bool WaitForSharpDXAvailability()
{
var sharpDxAvailable = false;
var retries = 0;
while (retries < SharpDxAvailabilityMaxRetries)
{
using (var direct3DEx = new SharpDX.Direct3D9.Direct3DEx())
{
if (direct3DEx.AdapterCount > 0)
{
sharpDxAvailable = true;
break;
}
}
Task.Delay(TimeSpan.FromSeconds(1));
}
return(sharpDxAvailable);
}
