public void LoadKernel(string filepath)
{
this.Log("Loading File: " + filepath, DebugChannel.Log, 8);
string path = Path.GetFullPath(filepath);
string source = PPAPI.PreprocessSource(path, null);
string[] kernelNames = FindKernelNames(source);
foreach (var kernelName in kernelNames)
{
this.Log("Trying to Load Kernel: " + kernelName, DebugChannel.Log, 8);
if (_kernels.ContainsKey(kernelName))
{
this.Log("Kernel " + kernelName + " was already cached.", DebugChannel.Log, 7);
return;
}
this.Log("Building Program from source..", DebugChannel.Log, 8);
CLProgram p = c.CreateAndBuildProgramFromString(source);
int kernelNameIndex = source.IndexOf(" " + kernelName + " ");
kernelNameIndex = (kernelNameIndex == -1) ? source.IndexOf(" " + kernelName + "(") : kernelNameIndex;
_kernels.Add(kernelName,
new CLFilter(kernelName, p.CreateKernel(kernelName),
KernelParameter.CreateKernelParametersFromKernelCode(source, kernelNameIndex,
source.Substring(kernelNameIndex, source.Length - kernelNameIndex).IndexOf(')') + 1)));
}
}
public void LoadKernel(string filepath, string kernel)
{
this.Log("Loading File: " + filepath, DebugChannel.Log, 8);
string path = Path.GetFullPath(filepath);
this.Log("Trying to Load Kernel:" + kernel, DebugChannel.Log, 8);
if (_kernels.ContainsKey(kernel))
{
this.Log("Kernel " + kernel + " was already cached.", DebugChannel.Log, 7);
return;
}
this.Log("Building Program from source..", DebugChannel.Log, 8);
string source = File.ReadAllText(filepath);
CLProgram p = c.CreateAndBuildProgramFromString(source);
int kernelNameIndex = source.IndexOf(kernel);
_kernels.Add(kernel, new CLFilter(kernel, p.CreateKernel(kernel),
KernelParameter.CreateKernelParametersFromKernelCode(source, kernelNameIndex,
source.Substring(kernelNameIndex, source.Length - kernelNameIndex).IndexOf(')') + 1)));
}
public static KernelParameter[] CreateKernelParametersFromKernelCode(string code, int startIndex, int endIndex)
{
string kernelHeader = code.Substring(startIndex, endIndex);
int start = kernelHeader.IndexOf('('), end = kernelHeader.LastIndexOf(')');
string parameters = kernelHeader.Substring(start + 1, (end - start) - 1);
string[] pars = parameters.Split(',');
KernelParameter[] ret = new KernelParameter[pars.Length];
for (int i = 0; i < pars.Length; i++)
{
string[] parametr = pars[i].Trim().Split(' ');
ret[i] = new KernelParameter
{
name = parametr[parametr.Length - 1].Replace('*', ' ').Trim(),
dataType = GetDataType(parametr[parametr.Length - 2].Replace('*', ' ').Trim()),
memScope = GetMemoryScope(parametr.Length == 3 ? parametr[0] : ""),
isArray = (parametr[parametr.Length - 2].IndexOf("*") != -1 ||
parametr[parametr.Length - 1].IndexOf("*") != -1),
id = i
};
}
return(ret);
}
