/// <inheritdoc />
public override void Fill(INDArray filler, INDArray arrayToFill, long[] sourceBeginIndices, long[] sourceEndIndices, long[] destinationBeginIndices, long[] destinationEndIndices)
{
CudaSigmaDiffDataBuffer <float> fillerData = (CudaSigmaDiffDataBuffer <float>)InternaliseArray(filler).Data;
CudaSigmaDiffDataBuffer <float> arrayToFillData = (CudaSigmaDiffDataBuffer <float>)InternaliseArray(arrayToFill).Data;
int sourceOffset = (int)NDArrayUtils.GetFlatIndex(filler.Shape, filler.Strides, sourceBeginIndices);
int sourceLength = (int)NDArrayUtils.GetFlatIndex(filler.Shape, filler.Strides, sourceEndIndices) - sourceOffset + 1; // +1 because end is inclusive
int destinationOffset = (int)NDArrayUtils.GetFlatIndex(arrayToFill.Shape, arrayToFill.Strides, destinationBeginIndices);
int destinationLength = (int)NDArrayUtils.GetFlatIndex(arrayToFill.Shape, arrayToFill.Strides, destinationEndIndices) - destinationOffset + 1; // same here
if (sourceLength < 0)
{
throw new ArgumentOutOfRangeException($"Source begin indices must be smaller than source end indices, but source length was {sourceLength}.");
}
if (destinationLength < 0)
{
throw new ArgumentOutOfRangeException($"Destination begin indices must be smaller than destination end indices, but destination length was {destinationLength}.");
}
if (sourceLength != destinationLength)
{
throw new ArgumentException($"Source and destination indices length must batch, but source length was {sourceLength} and destination legnth was {destinationLength}.");
}
Array.Copy(fillerData.Data, sourceOffset, arrayToFillData.Data, destinationOffset, sourceLength);
arrayToFillData.CopyFromHostToDevice();
}
/// <inheritdoc />
public override void Fill(INDArray filler, INDArray arrayToFill)
{
CudaSigmaDiffDataBuffer <float> fillerData = (CudaSigmaDiffDataBuffer <float>)InternaliseArray(filler).Data;
CudaSigmaDiffDataBuffer <float> arrayToFillData = (CudaSigmaDiffDataBuffer <float>)InternaliseArray(arrayToFill).Data;
arrayToFillData.SetValues(fillerData.Data, fillerData.Offset, 0, Math.Min(arrayToFill.Length, filler.Length));
arrayToFillData.CopyFromHostToDevice();
}
/// <inheritdoc />
public override void Fill <TOther>(TOther value, INDArray arrayToFill)
{
CudaSigmaDiffDataBuffer <float> arrayToFillData = (CudaSigmaDiffDataBuffer <float>)InternaliseArray(arrayToFill).Data;
float floatValue = (float)System.Convert.ChangeType(value, typeof(float));
for (int i = 0; i < arrayToFillData.Length; i++)
{
arrayToFillData.Data.SetValue(floatValue, i);
}
arrayToFillData.CopyFromHostToDevice();
}
/// <inheritdoc />
public override void Fill <T>(T[] filler, INDArray arrayToFill, long[] destinationBeginIndices, long[] destinationEndIndices)
{
CudaSigmaDiffDataBuffer <float> arrayToFillData = (CudaSigmaDiffDataBuffer <float>)InternaliseArray(arrayToFill).Data;
int destinationOffset = (int)NDArrayUtils.GetFlatIndex(arrayToFill.Shape, arrayToFill.Strides, destinationBeginIndices);
int destinationLength = (int)NDArrayUtils.GetFlatIndex(arrayToFill.Shape, arrayToFill.Strides, destinationEndIndices) - destinationOffset + 1; // +1 because end is inclusive
if (destinationLength < 0)
{
throw new ArgumentOutOfRangeException($"Destination begin indices must be smaller than destination end indices, but destination length was {destinationLength}.");
}
Array.Copy(filler, 0, arrayToFillData.Data, destinationOffset, destinationLength);
arrayToFillData.CopyFromHostToDevice();
}