Hastlayer-SDK

using Hast.Algorithms.Random;
using Hast.Layer;
using Hast.Samples.SampleAssembly;
using Hast.Transformer.Configuration;
using Lombiq.HelpfulLibraries.Common.Utilities;
using System;
using System.Threading.Tasks;

namespace Hast.Samples.Consumer.SampleRunners;

internal sealed class MonteCarloPiEstimatorSampleRunner : ISampleRunner
{
    public void Configure(HardwareGenerationConfiguration configuration)
    {
        configuration.AddHardwareEntryPointType<MonteCarloPiEstimator>();
        configuration.TransformerConfiguration().AddAdditionalInlinableMethod<RandomXorshiftLfsr16>(p => p.NextUInt16());
    }

    public async Task RunAsync(IHastlayer hastlayer, IHardwareRepresentation hardwareRepresentation, IProxyGenerationConfiguration configuration)
    {
        var maxDegreeOfParallelism = (uint)MonteCarloPiEstimator.MaxDegreeOfParallelism;
        uint iterationsCount = maxDegreeOfParallelism * 500000;

        var monteCarloPiEstimator = await hastlayer.GenerateProxyAsync(hardwareRepresentation, new MonteCarloPiEstimator(), configuration);
        var piEstimateHardware = monteCarloPiEstimator.EstimatePi(
            iterationsCount,
            hastlayer,
            hardwareRepresentation.HardwareGenerationConfiguration);
        Console.WriteLine(StringHelper.ConcatenateConvertiblesInvariant("Estimate for Pi on hardware: ", piEstimateHardware));

        var sw = System.Diagnostics.Stopwatch.StartNew();
        var piEstimateSoftware = new MonteCarloPiEstimator().EstimatePi(
            iterationsCount,
            hastlayer,
            hardwareRepresentation.HardwareGenerationConfiguration);
        sw.Stop();
        Console.WriteLine(StringHelper.ConcatenateConvertiblesInvariant("Estimate for Pi on software: ", piEstimateSoftware));
        Console.WriteLine(StringHelper.ConcatenateConvertiblesInvariant("On CPU it took ", sw.ElapsedMilliseconds, "ms."));
    }
}