/// <summary>
/// Decrements the reference to a temporary resource.
/// </summary>
/// <param name="resource"></param>
public void ReleaseReference(GraphicsResourceBase resource)
{
// Global lock to be threadsafe.
lock (thisLock)
{
UpdateReference(resource, -1);
}
}
/// <summary>
/// Initializes the specified device.
/// </summary>
/// <param name="graphicsProfiles">The graphics profiles.</param>
/// <param name="deviceCreationFlags">The device creation flags.</param>
/// <param name="windowHandle">The window handle.</param>
private void InitializePlatformDevice(GraphicsProfile[] graphicsProfiles, DeviceCreationFlags deviceCreationFlags, object windowHandle)
{
if (nativeDevice != null)
{
// Destroy previous device
ReleaseDevice();
}
rendererName = Adapter.NativeAdapter.Description.Description;
// Profiling is supported through pix markers
IsProfilingSupported = true;
// Map GraphicsProfile to D3D11 FeatureLevel
creationFlags = (SharpDX.Direct3D11.DeviceCreationFlags)deviceCreationFlags;
// Default fallback
if (graphicsProfiles.Length == 0)
{
graphicsProfiles = new[] { GraphicsProfile.Level_11_0, GraphicsProfile.Level_10_1, GraphicsProfile.Level_10_0, GraphicsProfile.Level_9_3, GraphicsProfile.Level_9_2, GraphicsProfile.Level_9_1 }
}
;
// Create Device D3D11 with feature Level based on profile
for (int index = 0; index < graphicsProfiles.Length; index++)
{
var graphicsProfile = graphicsProfiles[index];
try
{
// D3D12 supports only feature level 11+
var level = graphicsProfile.ToFeatureLevel();
// INTEL workaround: it seems Intel driver doesn't support properly feature level 9.x. Fallback to 10.
if (Adapter.VendorId == 0x8086)
{
if (level < SharpDX.Direct3D.FeatureLevel.Level_10_0)
{
level = SharpDX.Direct3D.FeatureLevel.Level_10_0;
}
}
nativeDevice = new SharpDX.Direct3D11.Device(Adapter.NativeAdapter, creationFlags, level);
// INTEL workaround: force ShaderProfile to be 10+ as well
if (Adapter.VendorId == 0x8086)
{
if (graphicsProfile < GraphicsProfile.Level_10_0 && (!ShaderProfile.HasValue || ShaderProfile.Value < GraphicsProfile.Level_10_0))
{
ShaderProfile = GraphicsProfile.Level_10_0;
}
}
RequestedProfile = graphicsProfile;
break;
}
catch (Exception)
{
if (index == graphicsProfiles.Length - 1)
{
throw;
}
}
}
nativeDeviceContext = nativeDevice.ImmediateContext;
// We keep one reference so that it doesn't disappear with InternalMainCommandList
((IUnknown)nativeDeviceContext).AddReference();
if (IsDebugMode)
{
GraphicsResourceBase.SetDebugName(this, nativeDeviceContext, "ImmediateContext");
}
}
/// <summary>
/// Initializes a new instance of the <see cref="GraphicsResourceLink"/> class.
/// </summary>
/// <param name="resource">The graphics resource.</param>
/// <exception cref="System.ArgumentNullException">resource</exception>
internal GraphicsResourceLink(GraphicsResourceBase resource)
{
Resource = resource ?? throw new ArgumentNullException(nameof(resource));
}
/// <summary>
/// Decrements the reference to a temporary resource.
/// </summary>
/// <param name="resource"></param>
public void ReleaseReference(GraphicsResourceBase resource)
{
UpdateReference(resource, -1);
}