private static unsafe void InitDeviceFactory()
{
GraphicsProcessingUnit *outGPUArrPtr;
int outGPUArrLen;
InteropUtils.CallNative(NativeMethods.DeviceFactory_Init, (IntPtr)(&outGPUArrPtr), (IntPtr)(&outGPUArrLen)).ThrowOnFailure();
InstalledGPUs = new GraphicsProcessingUnit[outGPUArrLen];
for (int i = 0; i < outGPUArrLen; ++i)
{
installedGPUs[i] = outGPUArrPtr[i];
Logger.Log("Installed GPU: " + outGPUArrPtr[i]);
}
}
public static void GetRecommendedHardwareIndices(out int gpuIndex, out int outputGPUIndex, out int outputIndex)
{
if (installedGPUs == null)
{
throw new InvalidOperationException("Can not view hardware before module has been added.");
}
GraphicsProcessingUnit recommendedGPU = installedGPUs
.OrderByDescending(gpu => gpu.DedicatedVideoMemory).First();
OutputDisplay recommendedOutputDisplay;
if (!recommendedGPU.Outputs.Any())
{
var allOutputs = installedGPUs.SelectMany(gpu => gpu.Outputs);
if (allOutputs.Any(output => output.IsPrimaryOutput))
{
recommendedOutputDisplay = allOutputs.First(output => output.IsPrimaryOutput);
}
else if (!allOutputs.Any())
{
throw new ApplicationException("No output detected.");
}
else
{
recommendedOutputDisplay = allOutputs
.OrderByDescending(output => output.HighestResolution.ResolutionWidth * output.HighestResolution.ResolutionHeight).First();
}
}
else if (recommendedGPU.Outputs.Any(output => output.IsPrimaryOutput))
{
recommendedOutputDisplay = recommendedGPU.Outputs.First(output => output.IsPrimaryOutput);
outputGPUIndex = recommendedGPU.Index;
}
else
{
recommendedOutputDisplay = recommendedGPU.Outputs
.OrderByDescending(output => output.NativeResolutions
.Select(res => res.ResolutionWidth * res.ResolutionHeight)
.OrderByDescending(res => res).First()
)
.First();
outputGPUIndex = recommendedGPU.Index;
}
gpuIndex = recommendedGPU.Index;
outputGPUIndex = installedGPUs.First(gpu => gpu.Outputs.Contains(recommendedOutputDisplay)).Index;
outputIndex = recommendedOutputDisplay.Index;
}
/// <summary>
/// Calls <see cref="SetHardware(Ophidian.Losgap.Rendering.GraphicsProcessingUnit,Ophidian.Losgap.Rendering.OutputDisplay)"/> with
/// the <see cref="GraphicsProcessingUnit.Index"/> of the supplied <paramref name="gpu"/> and the
/// <see cref="OutputDisplay.Index"/> of the supplied <paramref name="outputDisplay"/>.
/// </summary>
/// <param name="gpu">The gpu whose index slot you wish you set.</param>
/// <param name="outputDisplay">The output whose index slot you wish to set.</param>
/// <seealso cref="SetHardware(int,int)"/>
public static void SetHardware(GraphicsProcessingUnit gpu, OutputDisplay outputDisplay)
{
SetHardware(gpu.Index, installedGPUs.First(g => g.Outputs.Contains(outputDisplay)).Index, outputDisplay.Index);
}