lass="paramname">hackSize</td><td>The constant size of every hack (must be a multiple of 32) </td></tr>
    <tr><td class="paramname">hackOffsets</td><td>the array of base index offset for every hack of HDIA offsets vector, plus a last value equal to the size of the offsets vector </td></tr>
    <tr><td class="paramname">rows</td><td>the rows count </td></tr>
    <tr><td class="paramname">cols</td><td>the columns count </td></tr>
    <tr><td class="paramname">x</td><td>the x vector </td></tr>
    <tr><td cl