/// <summary>
/// Set a <see cref="MemoryObject"/> argument (<see cref="Buffer"/> or <see cref="Image"/>) for <see cref="Kernel"/> execution.
/// </summary>
/// <param name="index">Is the argument index. Arguments to the kernel are referred by indices that go from 0 for the leftmost argument to n - 1, where n is the total number of arguments declared by a kernel. </param>
/// <param name="memoryObject">The memory object to set as argument.</param>
/// <returns></returns>
public bool SetArgument(UInt32 index, MemoryObject memoryObject)
{
GCHandle gcHandle = GCHandle.Alloc(memoryObject.Handle, GCHandleType.Pinned);
error = clSetKernelArg(Handle, index, new UIntPtr((UInt64)Marshal.SizeOf <IntPtr>()), gcHandle.AddrOfPinnedObject());
gcHandle.Free();
return(error == ErrorCode.Success);
}
/// <summary>
/// Creates a monodimensional <see cref="Image"/> using the data from a buffer.
/// </summary>
/// <typeparam name="DataType">The type of image data.</typeparam>
/// <param name="buffer">The buffer from where the image pixels are taken.</param>
/// <param name="data">An array of data to use with the image.</param>
/// <param name="width">The width of the image.</param>
/// <param name="memoryFlags">Is used to specify allocation and usage information about the image memory object being created.</param>
/// <param name="channelOrder">Specifies the number of channels and the channel layout.</param>
/// <param name="channelType">Describes the size of the channel data type.</param>
/// <returns>A new image.</returns>
public Image CreateImage1DBuffer <DataType>(MemoryObject buffer, DataType[] data, UInt64 width, MemoryFlags memoryFlags, ImageChannelOrder channelOrder, ImageChannelType channelType)
{
ImageFormat format = new ImageFormat
{
ChannelOrder = channelOrder,
ChannelType = channelType
};
ImageDescriptor descriptor = new ImageDescriptor
{
ImageType = MemoryObjectType.Image1DBuffer,
Width = new UIntPtr(width),
Height = new UIntPtr(1),
Depth = new UIntPtr(1),
ImageArraySize = UIntPtr.Zero,
ImageRowPitch = UIntPtr.Zero,
ImageSlicePitch = UIntPtr.Zero,
NumMipLevels = 0,
NumSamples = 0,
Buffer = buffer.Handle
};
return(CreateImage <DataType>(data, memoryFlags, format, descriptor));
}
/// <summary>
/// Creates a monodimensional <see cref="Image"/> using the data from a buffer.
/// </summary>
/// <param name="buffer">The buffer from where the image pixels are taken.</param>
/// <param name="width">The width of the image.</param>
/// <param name="memoryFlags">Is used to specify allocation and usage information about the image memory object being created.</param>
/// <param name="channelOrder">Specifies the number of channels and the channel layout.</param>
/// <param name="channelType">Describes the size of the channel data type.</param>
/// <returns>A new image.</returns>
public Image CreateImage1DBuffer(MemoryObject buffer, UInt64 width, MemoryFlags memoryFlags, ImageChannelOrder channelOrder, ImageChannelType channelType)
{
return(CreateImage1DBuffer <dynamic>(buffer, null, width, memoryFlags, channelOrder, channelType));
}