public GpuSimiulation(IStockData stockData, int holding = 10, float ann = 5.0990f)
{
_stockData = stockData;
_holding = holding;
_ann = ann;
_programSource = File.ReadAllText("Kernels.cl");
_env = "*AMD*".CreateCLEnvironment(DeviceType.Gpu, CommandQueueProperties.ProfilingEnable);
_h_output = new float[(stockData.QuotesPerStock - holding)];
_d_stocksAndPrices = Cl.CreateBuffer <float>(_env.Context, MemFlags.ReadOnly | MemFlags.CopyHostPtr, _stockData.RawData, out ErrorCode err);
_d_portfolioStockMv = Cl.CreateBuffer <float>(_env.Context, MemFlags.ReadOnly | MemFlags.CopyHostPtr, _stockData.MarketValues, out err);
_d_output = Cl.CreateBuffer <float>(_env.Context, MemFlags.ReadWrite, stockData.StocksCount * (stockData.QuotesPerStock - holding), out err);
}
static float[] MultiplyScalar(OpenCL.Net.Environment env, float[] A, float scalar)
{
var len = (uint)A.Length;
var bufferA = env.Context.CreateBuffer(A, MemFlags.ReadOnly);
var bufferB = env.Context.CreateBuffer(Source(A.Length, _ => 0f), MemFlags.WriteOnly);
var kernel = new Kernel.MultiplyScalar(env.Context);
kernel.Compile("-cl-opt-disable");
kernel.Run(env.CommandQueues[0], bufferB, bufferA, scalar, len);
// WTF: We should wait for run
var results = new float[A.Length];
env.CommandQueues[0].ReadFromBuffer(bufferB, results);
return(results);
}
private static void Main(/* string[] args */)
{
ErrorCode errorCode;
var platformIds = Cl.GetPlatformIDs(out errorCode);
errorCode.Check("GetPlatformIDs");
var platformNames = platformIds.Select(platformId =>
{
ErrorCode innerErrorCode;
var platformName = Cl.GetPlatformInfo(platformId, PlatformInfo.Name, out innerErrorCode);
innerErrorCode.Check("GetPlatformIDs");
return platformName.ToString();
});
foreach (var platformName in platformNames)
{
var environment = new Environment(platformName);
EnumerateDevices(environment.Context, environment.Devices);
}
}
static float[] MultiplyMatrixVector(OpenCL.Net.Environment env, float[] A, float[] b)
{
var len = (uint)b.Length;
var bufferA = env.Context.CreateBuffer(A, MemFlags.ReadOnly);
var bufferB = env.Context.CreateBuffer(b, MemFlags.ReadOnly);
var bufferC = env.Context.CreateBuffer(SourceZeroVector(), MemFlags.WriteOnly);
var kernel = new Kernel.MultiplyMatrixVector(env.Context);
kernel.Compile("-cl-opt-disable");
kernel.Run(env.CommandQueues[0], bufferC, bufferA, bufferB, n, len);
// WTF: We should wait for run
var results = new float[b.Length];
env.CommandQueues[0].ReadFromBuffer(bufferC, results);
return(results);
}
private static void Main(/* string[] args */)
{
ErrorCode errorCode;
var platformIds = Cl.GetPlatformIDs(out errorCode);
errorCode.Check("GetPlatformIDs");
foreach (var platformId in platformIds)
{
var platformName = Cl.GetPlatformInfo(platformId, PlatformInfo.Name, out errorCode).ToString();
errorCode.Check("GetPlatformInfo(PlatformInfo.Name)");
Console.WriteLine($"Platform name: {platformName}");
var vendor = Cl.GetPlatformInfo(platformId, PlatformInfo.Vendor, out errorCode).ToString();
errorCode.Check("GetPlatformInfo(PlatformInfo.Vendor)");
Console.WriteLine($"Platform vendor: {vendor}");
var version = Cl.GetPlatformInfo(platformId, PlatformInfo.Version, out errorCode).ToString();
errorCode.Check("GetPlatformInfo(PlatformInfo.Version)");
Console.WriteLine($"Platform version: {version}");
var environment = new Environment(platformName);
EnumerateDevices(environment.Devices);
}
}
