    xfrac := ds_xfrac;
    yfrac := ds_yfrac;
    xstep := ds_xstep;
    ystep := ds_ystep;
{$IFNDEF NO_INLINE_LOOPS}
    while count >= 4 do
    begin
      {$I R_DrawSpanNormalSize_Loop.inc}
      {$I R_DrawSpanNormalSize_Loop.inc}
      {$I R_DrawSpanNormalSize_Loop.inc}
      {$I R_DrawSpanNormalSize_Loop.inc}
      count := count - 4;
    end;
{$ENDIF}

    while count >= 0 do
    begin
      {$I R_DrawSpanNormalSize_Loop.inc}
      dec(count);
    end;
