public void Put(Array data, ulong[] location = null)
{
ulong[] shape = data.Shape();
WithDataSpace((h5Ref, dsRef) =>
{
long memDataSpace = H5S.ALL;
if (location != null)
{
int selection = H5S.select_none(dsRef);
if (selection < 0)
{
throw new H5SSException("Couldn't clear dataspace selection");
}
ulong[] stride = Ones(shape.Length);
selection = H5S.select_hyperslab(dsRef,
H5S.seloper_t.SET,
location,
stride,
stride,
shape
);
if (selection < 0)
{
throw new H5SSException("Couldn't select hyperslab");
}
memDataSpace = H5S.create_simple(shape.Length, shape, shape);
}
IntPtr iPtr;
var effectiveSize = data.Length * ElementSize;
//if (DataType == HDF5DataType.String)
//{
// // Convert to byte array...
//}
//else
//{
//}
var dtype = H5D.get_type(h5Ref); // Return?
iPtr = CreateNativeArray(data, dtype);
// copy to unmanaged array?
var success = H5D.write(h5Ref, dtype, memDataSpace, dsRef, H5P.DEFAULT, iPtr);
H5T.close(dtype);
if (location != null)
{
H5S.close(memDataSpace);
}
Marshal.FreeHGlobal(iPtr);
if (success < 0)
{
throw new H5SSException(string.Format("Couldn't write to dataset: {0}", this.Path));
}
});
}
public void H5Sselect_noneTest4()
{
hid_t space = H5S.create(H5S.class_t.SCALAR);
Assert.IsTrue(space > 0);
Assert.IsTrue(H5S.select_none(space) >= 0);
Assert.IsTrue(H5S.get_select_npoints(space) == 0);
Assert.IsTrue(H5S.close(space) >= 0);
}
public void H5Sselect_noneTest1()
{
hsize_t[] dims = { 1, 2, 3 };
hid_t space = H5S.create_simple(dims.Length, dims, null);
Assert.IsTrue(space > 0);
Assert.IsTrue(H5S.select_none(space) >= 0);
Assert.IsTrue(H5S.get_select_npoints(space) == 0);
Assert.IsTrue(H5S.close(space) >= 0);
}
public Array Get()
{
Array result = null;
WithDataSpace((h5Ref, dsRef) =>
{
var success = H5S.select_none(dsRef);
if (success < 0)
{
throw new H5SSException("Error with dataspace: select_none");
}
success = H5S.select_all(dsRef);
if (success < 0)
{
throw new H5SSException("Error with dataspace: select_all");
}
int selectElemNpoints = (int)H5S.get_select_npoints(dsRef);
var effectiveSize = ElementSize * selectElemNpoints;
if (DataType == HDF5DataType.String)
{
effectiveSize *= _stringLength;
}
IntPtr iPtr = Marshal.AllocHGlobal(effectiveSize); // TODO Deallocate
try
{
var dtype = H5D.get_type(h5Ref); // Return?
success = H5D.read(h5Ref, dtype, H5S.ALL, dsRef, H5P.DEFAULT, iPtr);
H5T.close(dtype);
if (success < 0)
{
throw new H5SSException("Error reading dataset");
}
var tmp = CreateClrArray(iPtr, selectElemNpoints);
var shape = Shape.Select(ul => (long)ul).ToArray();
if (ClrType == typeof(byte))
{
shape = shape.Concat(new[] { (long)_stringLength }).ToArray();
}
result = Array.CreateInstance(ClrType, shape);
Buffer.BlockCopy(tmp, 0, result, 0, effectiveSize);
}
finally
{
Marshal.FreeHGlobal(iPtr);
}
// Convert bytes to characters...
if (DataType == HDF5DataType.String)
{
byte[,] byteArray = (byte[, ])result;
result = Enumerable.Range(0, byteArray.GetLength(0)).Select(i =>
{
var slice = Enumerable.Range(0, byteArray.GetLength(1)).Select(j => byteArray[i, j]).ToArray();
//return System.Text.Encoding.Default.GetString(slice);
return(Encoding.ASCII.GetString(slice).TrimEnd((Char)0));
}).ToArray();
}
H5S.get_simple_extent_dims(dsRef, _shape, _maxDims); // WTF?
});
return(result);
}
