public ComputeMethod(string Kernel, string Method, AcceleratorDevice device)
{
this.Source = Kernel;
this.Method = Method;
this.Device = device;
cl = new EasyCL()
{
Accelerator = device
};
cl.LoadKernel(Kernel);
}
public static double GetDeviceBandwidth_GBps(AcceleratorDevice Device)
{
ComputeMethod method = new ComputeMethod(Kernels.PerformanceKernel, "Bandwidth", Device);
int[] values = Enumerable.Range(0, 1000000).ToArray();
double bytes = values.Length * sizeof(int);
method.Invoke(values.Length, values);
method.Invoke(values.Length);
Stopwatch total = Stopwatch.StartNew();
method.Invoke(values.Length);
double bytespersec = bytes / total.Elapsed.TotalSeconds;
double GBytespersec = bytespersec / (8 * 1000 * 1000 * 1000.0);
return(GBytespersec);
}
public static double GetDeviceGFlops_Single(AcceleratorDevice Device)
{
ComputeMethod method = new ComputeMethod(Kernels.PerformanceKernel, "SinglePerformance", Device);
return(GetGFlops(method, true));
}
public static ComputeMethod CompileKernel(string Kernel, string Method, AcceleratorDevice Device)
{
return(new ComputeMethod(Kernel, Method, Device));
}