public D3D12GraphicsContext(int winWidth, int winHeight)
{
if (!D3D12.IsSupported(Vortice.Direct3D.FeatureLevel.Level_12_0))
{
throw new InvalidOperationException("Direct3D12 is not supported on current OS");
}
}
/// <summary>
/// Checks if given DirectX12 backend is supported.
/// </summary>
/// <returns>True if supported, false otherwise.</returns>
public static bool IsSupported()
{
if (s_isSupported.HasValue)
{
return(s_isSupported.Value);
}
if (!RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
s_isSupported = false;
return(false);
}
if (CreateDXGIFactory1(out IDXGIFactory1 tempDXGIFactory1).Failure)
{
s_isSupported = false;
return(false);
}
var adapters = tempDXGIFactory1.EnumAdapters1();
for (var i = 0; i < adapters.Length; i++)
{
var adapter = adapters[i];
var desc = adapter.Description1;
// Don't select the Basic Render Driver adapter.
if ((desc.Flags & AdapterFlags.Software) != AdapterFlags.None)
{
continue;
}
if (D3D12.IsSupported(adapter, FeatureLevel.Level_11_0))
{
s_isSupported = true;
return(true);
}
}
s_isSupported = true;
return(true);
}
public static bool IsSupported()
{
return(D3D12.IsSupported(FeatureLevel.Level_11_0));
}
public static bool IsSupported() => D3D12.IsSupported(FeatureLevel.Level_12_0);
public bool IsSupported() => D3D12.IsSupported(Vortice.Direct3D.FeatureLevel.Level_12_0);