set_null()

bool MayaFlux::Kakshya::CompositeArray::set_null	(	size_t	index,
		std::string_view	field_name
	)

Write a present NULL to a dynamic field.

Definition at line 224 of file Composite.cpp.

{
    const auto field_index = validate_dynamic_write(index, field_name);
    if (!field_index)
        return false;
    const auto& field = m_layout.fields()[*field_index];
    const DynamicCell cell { null_kind, 0, 0 };
    auto& rows = std::get<std::vector<uint8_t>>(m_rows);
    std::memcpy(rows.data() + index * m_layout.stride_bytes() + field.offset_bytes, &cell, sizeof(cell));
    set_present(index, *field_index, true);
    return true;
}

References MayaFlux::Kakshya::CompositeLayout::fields(), index, m_layout, m_rows, rows, set_present(), MayaFlux::Kakshya::CompositeLayout::stride_bytes(), and validate_dynamic_write().

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