// SetOffset sets the offset of a simple dataspace.
func (s *Dataspace) SetOffset(offset []uint) error {
rank := len(offset)
if rank == 0 {
err := C.H5Soffset_simple(s.id, nil)
return h5err(err)
}
if rank != s.SimpleExtentNDims() {
err := errors.New("size of offset does not match extent")
return err
}
c_offset := (*C.hssize_t)(unsafe.Pointer(&offset[0]))
err := C.H5Soffset_simple(s.id, c_offset)
return h5err(err)
}
// SelectHyperslab creates a subset of the data space.
func (s *Dataspace) SelectHyperslab(offset, stride, count, block []uint) error {
rank := len(offset)
if rank == 0 {
err := C.H5Soffset_simple(s.id, nil)
return h5err(err)
}
if rank != s.SimpleExtentNDims() {
err := errors.New("size of offset does not match extent")
return err
}
c_offset := (*C.hsize_t)(unsafe.Pointer(&offset[0]))
c_stride := (*C.hsize_t)(unsafe.Pointer(&stride[0]))
c_count := (*C.hsize_t)(unsafe.Pointer(&count[0]))
c_block := (*C.hsize_t)(unsafe.Pointer(&block[0]))
err := C.H5Sselect_hyperslab(s.id, C.H5S_SELECT_SET, c_offset, c_stride, c_count, c_block)
return h5err(err)
}
