/// <summary>Initializes a new instance of the <see cref="DisposableMutex" /> struct.</summary>
/// <param name="mutex">The mutex on which a lock should be acquired.</param>
/// <param name="isExternallySynchronized"><c>false</c> if a lock on <paramref name="mutex" /> should be acquired; otherwise, <c>true</c>.</param>
public DisposableMutex(ValueMutex mutex, bool isExternallySynchronized)
{
Assert(!mutex.IsNull);
if (!isExternallySynchronized)
{
mutex.AcquireLock();
_mutex = mutex;
}
else
{
_mutex = default;
}
}
internal GraphicsAdapter(GraphicsService service, IDXGIAdapter1 *dxgiAdapter) : base(service)
{
dxgiAdapter = GetLatestDxgiAdapter(dxgiAdapter, out _dxgiAdapterVersion);
_dxgiAdapter.Attach(dxgiAdapter);
DXGI_ADAPTER_DESC1 dxgiAdapterDesc;
ThrowExternalExceptionIfFailed(dxgiAdapter->GetDesc1(&dxgiAdapterDesc));
_description = GetUtf16Span(dxgiAdapterDesc.Description, 128).GetString() ?? string.Empty;
_pciDeviceId = dxgiAdapterDesc.DeviceId;
_pciVendorId = dxgiAdapterDesc.VendorId;
SetName(_description);
_devices = new ValueList <GraphicsDevice>();
_devicesMutex = new ValueMutex();
}
/// <summary>Removes the first occurence of an item from the pool.</summary>
/// <param name="item">The item to remove from the pool.</param>
/// <param name="mutex">The mutex to use when removing an item from the pool.</param>
/// <returns><c>true</c> if <paramref name="item" /> was removed from the pool; otherwise, <c>false</c>.</returns>
public bool Remove(T item, ValueMutex mutex)
{
using var disposableMutex = new DisposableMutex(mutex, isExternallySynchronized: false);
return(Remove(item));
}
internal GraphicsRenderCommandQueue(GraphicsDevice device) : base(device, GraphicsContextKind.Render)
{
_contexts = new ValuePool <GraphicsRenderContext>();
_contextsMutex = new ValueMutex();
}
