/// <summary>
/// Create an `H5Space` with exactly 1 point selected by `index`.
/// </summary>
/// <remarks>
/// The number of indices must match the rank of the dataset.
/// </remarks>
protected H5Space SelectPoint(params long[] index)
{
var space = GetSpace();
if (index.Length != space.Rank)
{
throw new ArgumentException("dimension mismatch");
}
for (int i = 0; i < space.Rank; i++)
{
if (index[i] < 0 || index[i] >= space.Dims[i])
{
throw new IndexOutOfRangeException("index was outside the bounds of the dataset");
}
}
var coord = new ulong[space.Rank];
for (int i = 0; i < coord.Length; i++)
{
coord[i] = (ulong)index[i];
}
H5S.select_elements(space.ID, H5S.seloper_t.SET, (IntPtr)1L, coord);
return(space);
}
public void H5Sget_select_elem_npointsTest1()
{
hsize_t[] dims = { 1, 2, 3 };
hid_t space = H5S.create_simple(dims.Length, dims, dims);
Assert.IsTrue(space > 0);
hsize_t[] sel = { 0, 1, 2 };
Assert.IsTrue(
H5S.select_elements(space, H5S.seloper_t.SET, new IntPtr(1),
sel) >= 0);
Assert.IsTrue(H5S.get_select_elem_npoints(space) == 1);
Assert.IsTrue(H5S.close(space) >= 0);
}
public void H5Sget_select_elem_pointlistTest1()
{
hsize_t[] dims = { 1, 2, 3 };
hid_t space = H5S.create_simple(dims.Length, dims, dims);
Assert.IsTrue(space > 0);
hsize_t[] sel = { 0, 1, 2, 0, 2, 2 };
Assert.IsTrue(
H5S.select_elements(space, H5S.seloper_t.SET, new IntPtr(2),
sel) >= 0);
hsize_t[] buf = new hsize_t[sel.Length];
Assert.IsTrue(H5S.get_select_elem_pointlist(space, 0, 2, buf) >= 0);
for (int i = 0; i < buf.Length; ++i)
{
Assert.IsTrue(sel[i] == buf[i]);
}
Assert.IsTrue(H5S.close(space) >= 0);
}
public static unsafe void AddRegionReference(long fileId, ContainerType container)
{
long res;
TestUtils.AddSmall(fileId, ContainerType.Dataset);
var length = 1UL;
var data = new ulong[length];
fixed(ulong *ptr = data)
{
var referenceGroupId = H5G.open(fileId, "small");
var spaceId = H5S.create_simple(1, new ulong[] { length }, null);
var coordinates = new ulong[] { 2, 4, 6, 8 };
res = H5S.select_elements(spaceId, H5S.seloper_t.SET, new IntPtr(4), coordinates);
res = H5R.create(new IntPtr(ptr), referenceGroupId, "small", H5R.type_t.DATASET_REGION, spaceId);
TestUtils.Add(container, fileId, "reference", "region_reference", H5T.STD_REF_DSETREG, new IntPtr(ptr).ToPointer(), length);
res = H5S.close(spaceId);
res = H5G.close(referenceGroupId);
}
}
public void H5Sselect_elementsTest2()
{
Assert.IsFalse(
H5S.select_elements(Utilities.RandomInvalidHandle(),
H5S.seloper_t.SET, IntPtr.Zero, null) >= 0);
}