public T EnumAdapterByGpuPreference <T>(int index, GpuPreference gpuPreference) where T : IDXGIAdapter
{
Result result = EnumAdapterByGpuPreference(index, gpuPreference, typeof(T).GUID, out IntPtr adapterPtr);
if (result.Failure)
{
return(default);
/// <summary>
/// Gets the number of available adapters by given <see cref="GpuPreference"/> from this factory.
/// </summary>
/// <param name="gpuPreference">The <see cref="GpuPreference"/></param>
/// <returns>The number of adapters</returns>
public int GetAdapterByGpuPreference(GpuPreference gpuPreference)
{
int count = 0;
for (int adapterIndex = 0; EnumAdapterByGpuPreference(adapterIndex, gpuPreference, out IDXGIAdapter1? adapter).Success; adapterIndex++)
{
count++;
adapter !.Dispose();
}
return(count);
}
public ImmutableArray <T> EnumAdaptersByGpuPreference <T>(GpuPreference gpuPreference) where T : IDXGIAdapter
{
var adapters = ImmutableArray.CreateBuilder <T>();
var type = typeof(T);
for (int index = 0; EnumAdapterByGpuPreference(index, gpuPreference, type.GUID, out IntPtr adapterPtr) != ResultCode.NotFound; ++index)
{
adapters.Add(FromPointer <T>(adapterPtr));
}
return(adapters.ToImmutable());
}
public T[] EnumAdaptersByGpuPreference <T>(GpuPreference gpuPreference) where T : IDXGIAdapter
{
var adapters = new List <T>();
var type = typeof(T);
for (int adapterIndex = 0; EnumAdapterByGpuPreference(adapterIndex, gpuPreference, type.GUID, out IntPtr adapterPtr) != ResultCode.NotFound; ++adapterIndex)
{
var adapter = FromPointer <T>(adapterPtr);
adapters.Add(adapter);
}
return(adapters.ToArray());
}
public Result EnumAdapterByGpuPreference <T>(int index, GpuPreference gpuPreference, out T?adapter) where T : IDXGIAdapter
{
Result result = EnumAdapterByGpuPreference(index, gpuPreference, typeof(T).GUID, out IntPtr adapterPtr);
if (result.Success)
{
adapter = MarshallingHelpers.FromPointer <T>(adapterPtr);
return(result);
}
adapter = null;
return(result);
}
public T EnumAdapterByGpuPreference <T>(int index, GpuPreference gpuPreference) where T : IDXGIAdapter
{
EnumAdapterByGpuPreference(index, gpuPreference, typeof(T).GUID, out IntPtr adapterPtr).CheckError();
return(MarshallingHelpers.FromPointer <T>(adapterPtr));
}
