/// <summary cref="MemoryBuffer{T, TIndex}.CopyFromView(AcceleratorStream, ArrayView{T}, Index)"/>
protected internal unsafe override void CopyFromView(
AcceleratorStream stream,
ArrayView <T> source,
Index targetOffset)
{
var clStream = (CLStream)stream;
switch (source.AcceleratorType)
{
case AcceleratorType.CPU:
CLException.ThrowIfFailed(
CLAPI.WriteBuffer(
clStream.CommandQueue,
NativePtr,
false,
new IntPtr(targetOffset * ElementSize),
new IntPtr(source.LengthInBytes),
new IntPtr(source.LoadEffectiveAddress())));
break;
case AcceleratorType.OpenCL:
CLException.ThrowIfFailed(
CLAPI.CopyBuffer(
clStream.CommandQueue,
source.Source.NativePtr,
NativePtr,
new IntPtr(source.Index * ElementSize),
new IntPtr(targetOffset * ElementSize),
new IntPtr(source.LengthInBytes)));
break;
default:
throw new NotSupportedException(RuntimeErrorMessages.NotSupportedTargetAccelerator);
}
}
