public double[] ReadData(int offset, int length, SpectrumWindow windowType)
{
var bufferSize = SpectrumLength * Marshal.SizeOf <double>();
var bufferPtr = Marshal.AllocHGlobal(bufferSize);
try
{
SdkError.ThrowIfError(SpectrumDoubleChannel_read_data(_anyChannel.ChannelPtr, (IntPtr)offset, (IntPtr)length, bufferPtr, (IntPtr)bufferSize, out var dataRead, windowType));
return(new NativeArrayMarshaler <double>().MarshalArray(bufferPtr, dataRead));
}
finally
{
Marshal.FreeHGlobal(bufferPtr);
}
}
private static extern int SpectrumDoubleChannel_read_data(IntPtr channelPtr, IntPtr offset, IntPtr length,
IntPtr outBuffer, IntPtr bufferSize, out IntPtr samplesRead, SpectrumWindow windowType);
