/// <summary>
/// Compiles specified OpenCL program on specified device
/// </summary>
/// <param name="device">OpenCL device</param>
/// <param name="programName">Program name</param>
/// <param name="programReceiveCallback">Callback to receive program sources; or null to use default storage</param>
/// <returns>Kernel set for program</returns>
public OpenCLKernelSet Compile(OpenCLDevice device, string programName, Func <string, string> programReceiveCallback = null)
{
const string buildOptions = "-cl-fast-relaxed-math -cl-mad-enable -cl-no-signed-zeros";
InitializeDevice(device);
OpenCLKernelSet kernelSet;
if (device.CachedKernels == null)
{
device.CachedKernels = new Dictionary <string, OpenCLKernelSet>();
}
else
{
if (device.CachedKernels.TryGetValue(programName, out kernelSet))
{
return(kernelSet);
}
}
string programSource;
if (programReceiveCallback != null)
{
programSource = programReceiveCallback(programName);
}
else
{
programSource = LoadSourceFromResources(programName);
}
Program program = device.Context.CreateProgramWithSource(programSource);
program.Build(UseRelaxedMath ? buildOptions : null);
#if ENABLE_PROFILING
Console.WriteLine("Using kernel {0}...", programName);
Console.WriteLine("OpenCL Build log: " + program.GetBuildLog(device.InnerDevice));
#endif
kernelSet = new OpenCLKernelSet {
Program = program,
Kernels = new Dictionary <string, NOpenCL.Kernel>(),
OwnerDevice = device
};
device.CachedKernels[programName] = kernelSet;
return(kernelSet);
}
public OpenCLKernel(OpenCLKernelSet kernelSet, string kernelName)
{
this.kernelSet = kernelSet;
if (!kernelSet.Kernels.TryGetValue(kernelName, out this.kernel))
{
this.kernel = kernelSet.Program.CreateKernel(kernelName);
}
this.currentArg = 0;
this.createdBuffers = new List <OpenCLBuffer>();
#if ENABLE_PROFILING
if (profilingStopwatch == null)
{
profilingStopwatch = System.Diagnostics.Stopwatch.StartNew();
}
else
{
profilingStopwatch.Restart();
}
#endif
}