internal static Kernels CreateInternal(CommandQueue commandQueue, Program program, Int32 kernelsCount, Int32 kernelInfoBufferSize)
{
Validate(commandQueue, program);
Int32 numKernelsRet = 0;
CLKernel[] openclKernels = new CLKernel[kernelsCount];
OpenCLError.Validate(OpenCLDriver.clCreateKernelsInProgram(program.CLProgram, openclKernels.Length, openclKernels, ref numKernelsRet));
Kernel[] result = new Kernel[numKernelsRet];
for (int i = 0; i < numKernelsRet; i++)
{
result[i] = new Kernel(openclKernels[i], program, commandQueue, kernelInfoBufferSize);
}
return(new Kernels(result));
}
public DeviceMemoryStream(DeviceBuffer deviceBuffer, CommandQueue commandQueue)
{
this.DeviceBuffer = deviceBuffer;
this.CommandQueue = commandQueue;
}
public Event Acquire(CommandQueue commandQueue)
{
return Acquire(commandQueue, Events.Empty);
}
public Event Acquire(CommandQueue commandQueue, Events eventWaitList)
{
CLEvent e = new CLEvent();
OpenCLError.Validate(OpenCLGLDriver.clEnqueueAcquireGLObjects(commandQueue.CLCommandQueue, memObjects.Length, memObjects, eventWaitList.Count, eventWaitList.OpenCLEventArray, ref e));
Acquired = true;
return new Event(e);
}
public Event Release(CommandQueue commandQueue)
{
return Release(commandQueue, Events.Empty);
}
public Event Acquire(CommandQueue commandQueue)
{
return(Acquire(commandQueue, Events.Empty));
}
public void Write(Stream stream, Int64 bufferOffset, Int64 bytesToCopy, Byte[] buffer, CommandQueue commandQueue, Events eventWaitList)
{
while (bytesToCopy > buffer.Length)
{
stream.Read(buffer, 0, buffer.Length);
Write(buffer, 0, bufferOffset, buffer.Length, commandQueue, eventWaitList);
bufferOffset += buffer.Length;
bytesToCopy -= buffer.Length;
}
stream.Read(buffer, 0, (Int32)bytesToCopy);
Write(buffer, 0, bufferOffset, bytesToCopy, commandQueue, eventWaitList);
}
public void Write(Stream stream, Int64 bufferOffset, Int64 bytesToCopy, Int32 bufferSize, CommandQueue commandQueue, Events eventWaitList)
{
Write(stream, bufferOffset, bytesToCopy, new Byte[bufferSize], commandQueue, eventWaitList);
}
public void Write(Stream stream, Int64 bufferOffset, Int64 bytesToCopy, Byte[] buffer, CommandQueue commandQueue)
{
Write(stream, bufferOffset, bytesToCopy, buffer, commandQueue, null);
}
public void Write(Stream stream, Int64 bufferOffset, Int64 bytesToCopy, Int32 bufferSize, CommandQueue commandQueue, Events eventWaitList)
{
Write(stream, bufferOffset, bytesToCopy, new Byte[bufferSize], commandQueue, eventWaitList);
}
public void Write(Stream stream, Int64 bufferOffset, Int64 bytesToCopy, Int32 bufferSize, CommandQueue commandQueue)
{
Write(stream, bufferOffset, bytesToCopy, new Byte[bufferSize], commandQueue, null);
}
public DeviceMemoryStream(DeviceBuffer deviceBuffer, CommandQueue commandQueue)
{
this.DeviceBuffer = deviceBuffer;
this.CommandQueue = commandQueue;
}
public DeviceMemoryStream(DeviceBuffer deviceBuffer)
{
this.DeviceBuffer = deviceBuffer;
this.CommandQueue = CommandQueue.Default;
}
internal Kernel(CLKernel openclKernel, Program program, CommandQueue commandQueue, Int32 kernelInfoBufferSize)
: this(openclKernel, program, commandQueue, GetKernelInfoString(openclKernel, CLKernelInfo.FunctionName, kernelInfoBufferSize))
{
}
public Event Write(Array array, Int64 arrayOffset, Int64 bufferOffset, Int64 bytesToCopy, CommandQueue commandQueue, Events eventWaitList)
{
Int64 arraySize = array.Length * Marshal.SizeOf(array.GetType().GetElementType());
return(WriteBytesInternal(openCLMem, commandQueue, array, bytesToCopy, arrayOffset, arraySize, bufferOffset, (long)openCLMemSize, eventWaitList, OpenCLDriver.clEnqueueWriteBuffer));
}
public void Write(Stream stream, Int64 bufferOffset, Int64 bytesToCopy, Int32 bufferSize, CommandQueue commandQueue)
{
Write(stream, bufferOffset, bytesToCopy, new Byte[bufferSize], commandQueue, null);
}
public void Write(Stream stream, Int64 bufferOffset, Int64 bytesToCopy, Byte[] buffer, CommandQueue commandQueue, Events eventWaitList)
{
while (bytesToCopy > buffer.Length)
{
stream.Read(buffer, 0, buffer.Length);
Write(buffer, 0, bufferOffset, buffer.Length, commandQueue, eventWaitList);
bufferOffset += buffer.Length;
bytesToCopy -= buffer.Length;
}
stream.Read(buffer, 0, (Int32)bytesToCopy);
Write(buffer, 0, bufferOffset, bytesToCopy, commandQueue, eventWaitList);
}
public void Write(Stream stream, Int64 bufferOffset, Int64 bytesToCopy, Byte[] buffer, CommandQueue commandQueue)
{
Write(stream, bufferOffset, bytesToCopy, buffer, commandQueue, null);
}
private static Event WriteBytesInternal(CLMem openCLMem, CommandQueue commandQueue, Array array, Int64 bytesToCopy, Int64 arrayOffset, Int64 arraySize, Int64 bufferOffset, Int64 bufferSize, Events eventWaitList, WriteOperation writeDelegate)
{
if (bufferSize < bufferOffset + bytesToCopy) throw new ArgumentException(Resources.Buffer_out_of_bounds);
if (arraySize < arrayOffset + bytesToCopy) throw new ArgumentException(Resources.Array_out_of_bounds);
GCHandle valueHandle = GCHandle.Alloc(array, GCHandleType.Pinned);
try
{
CLEvent e = new CLEvent();
unsafe
{
IntPtr valuePtr = new IntPtr((Byte*)(valueHandle.AddrOfPinnedObject().ToPointer()) + arrayOffset);
OpenCLError.Validate
(
writeDelegate
(
commandQueue.CLCommandQueue,
openCLMem,
CLBool.True,
new SizeT(bufferOffset),
new SizeT(bytesToCopy),
valuePtr,
eventWaitList == null ? 0 : eventWaitList.Count,
eventWaitList == null ? null : eventWaitList.OpenCLEventArray,
ref e
)
);
}
return new Event(e);
}
finally
{
valueHandle.Free();
}
}
public Event Read(Array array, Int64 arrayOffset, Int64 bufferOffset, Int64 bytesToCopy, CommandQueue commandQueue, Events eventWaitList)
{
Int64 arraySize = array.Length * Marshal.SizeOf(array.GetType().GetElementType());
return WriteBytesInternal(openCLMem, commandQueue, array, bytesToCopy, arrayOffset, arraySize, bufferOffset, (long)openCLMemSize, eventWaitList, OpenCLDriver.clEnqueueReadBuffer);
}
public Event Release(CommandQueue commandQueue)
{
return(Release(commandQueue, Events.Empty));
}