971 	protected function placeModule($marr, $nrow, $ncol, $row, $col, $chr, $bit) {  argument
973 			$row += $nrow;
974 			$col += (4 - (($nrow + 4) % 8));
996 	protected function placeUtah($marr, $nrow, $ncol, $row, $col, $chr) {  argument
997 		$marr = $this->placeModule($marr, $nrow, $ncol, $row-2, $col-2, $chr, 1);
998 		$marr = $this->placeModule($marr, $nrow, $ncol, $row-2, $col-1, $chr, 2);
999 		$marr = $this->placeModule($marr, $nrow, $ncol, $row-1, $col-2, $chr, 3);
1000 		$marr = $this->placeModule($marr, $nrow, $ncol, $row-1, $col-1, $chr, 4);
1001 		$marr = $this->placeModule($marr, $nrow, $ncol, $row-1, $col,   $chr, 5);
1002 		$marr = $this->placeModule($marr, $nrow, $ncol, $row,   $col-2, $chr, 6);
1003 		$marr = $this->placeModule($marr, $nrow, $ncol, $row,   $col-1, $chr, 7);
1004 		$marr = $this->placeModule($marr, $nrow, $ncol, $row,   $col,   $chr, 8);
1018 	protected function placeCornerA($marr, $nrow, $ncol, $chr) {  argument
1019 		$marr = $this->placeModule($marr, $nrow, $ncol, $nrow-1, 0,       $chr, 1);
1020 		$marr = $this->placeModule($marr, $nrow, $ncol, $nrow-1, 1,       $chr, 2);
1021 		$marr = $this->placeModule($marr, $nrow, $ncol, $nrow-1, 2,       $chr, 3);
1022 		$marr = $this->placeModule($marr, $nrow, $ncol, 0,       $ncol-2, $chr, 4);
1023 		$marr = $this->placeModule($marr, $nrow, $ncol, 0,       $ncol-1, $chr, 5);
1024 		$marr = $this->placeModule($marr, $nrow, $ncol, 1,       $ncol-1, $chr, 6);
1025 		$marr = $this->placeModule($marr, $nrow, $ncol, 2,       $ncol-1, $chr, 7);
1026 		$marr = $this->placeModule($marr, $nrow, $ncol, 3,       $ncol-1, $chr, 8);
1040 	protected function placeCornerB($marr, $nrow, $ncol, $chr) {  argument
1041 		$marr = $this->placeModule($marr, $nrow, $ncol, $nrow-3, 0,       $chr, 1);
1042 		$marr = $this->placeModule($marr, $nrow, $ncol, $nrow-2, 0,       $chr, 2);
1043 		$marr = $this->placeModule($marr, $nrow, $ncol, $nrow-1, 0,       $chr, 3);
1044 		$marr = $this->placeModule($marr, $nrow, $ncol, 0,       $ncol-4, $chr, 4);
1045 		$marr = $this->placeModule($marr, $nrow, $ncol, 0,       $ncol-3, $chr, 5);
1046 		$marr = $this->placeModule($marr, $nrow, $ncol, 0,       $ncol-2, $chr, 6);
1047 		$marr = $this->placeModule($marr, $nrow, $ncol, 0,       $ncol-1, $chr, 7);
1048 		$marr = $this->placeModule($marr, $nrow, $ncol, 1,       $ncol-1, $chr, 8);
1062 	protected function placeCornerC($marr, $nrow, $ncol, $chr) {  argument
1063 		$marr = $this->placeModule($marr, $nrow, $ncol, $nrow-3, 0,       $chr, 1);
1064 		$marr = $this->placeModule($marr, $nrow, $ncol, $nrow-2, 0,       $chr, 2);
1065 		$marr = $this->placeModule($marr, $nrow, $ncol, $nrow-1, 0,       $chr, 3);
1066 		$marr = $this->placeModule($marr, $nrow, $ncol, 0,       $ncol-2, $chr, 4);
1067 		$marr = $this->placeModule($marr, $nrow, $ncol, 0,       $ncol-1, $chr, 5);
1068 		$marr = $this->placeModule($marr, $nrow, $ncol, 1,       $ncol-1, $chr, 6);
1069 		$marr = $this->placeModule($marr, $nrow, $ncol, 2,       $ncol-1, $chr, 7);
1070 		$marr = $this->placeModule($marr, $nrow, $ncol, 3,       $ncol-1, $chr, 8);
1084 	protected function placeCornerD($marr, $nrow, $ncol, $chr) {  argument
1085 		$marr = $this->placeModule($marr, $nrow, $ncol, $nrow-1, 0,       $chr, 1);
1086 		$marr = $this->placeModule($marr, $nrow, $ncol, $nrow-1, $ncol-1, $chr, 2);
1087 		$marr = $this->placeModule($marr, $nrow, $ncol, 0,       $ncol-3, $chr, 3);
1088 		$marr = $this->placeModule($marr, $nrow, $ncol, 0,       $ncol-2, $chr, 4);
1089 		$marr = $this->placeModule($marr, $nrow, $ncol, 0,       $ncol-1, $chr, 5);
1090 		$marr = $this->placeModule($marr, $nrow, $ncol, 1,       $ncol-3, $chr, 6);
1091 		$marr = $this->placeModule($marr, $nrow, $ncol, 1,       $ncol-2, $chr, 7);
1092 		$marr = $this->placeModule($marr, $nrow, $ncol, 1,       $ncol-1, $chr, 8);
1104 	protected function getPlacementMap($nrow, $ncol) {  argument
1106 		$marr = array_fill(0, ($nrow * $ncol), 0);
1113 			if (($row == $nrow) AND ($col == 0)) {
1114 				$marr = $this->placeCornerA($marr, $nrow, $ncol, $chr);
1117 			if (($row == ($nrow - 2)) AND ($col == 0) AND ($ncol % 4)) {
1118 				$marr = $this->placeCornerB($marr, $nrow, $ncol, $chr);
1121 			if (($row == ($nrow - 2)) AND ($col == 0) AND (($ncol % 8) == 4)) {
1122 				$marr = $this->placeCornerC($marr, $nrow, $ncol, $chr);
1125 			if (($row == ($nrow + 4)) AND ($col == 2) AND (!($ncol % 8))) {
1126 				$marr = $this->placeCornerD($marr, $nrow, $ncol, $chr);
1131 				if (($row < $nrow) AND ($col >= 0) AND (!$marr[(($row * $ncol) + $col)])) {
1132 					$marr = $this->placeUtah($marr, $nrow, $ncol, $row, $col, $chr);
1143 					$marr = $this->placeUtah($marr, $nrow, $ncol, $row, $col, $chr);
1148 			} while (($row < $nrow) AND ($col >= 0));
1152 		} while (($row < $nrow) OR ($col < $ncol));
1154 		if (!$marr[(($nrow * $ncol) - 1)]) {
1155 			$marr[(($nrow * $ncol) - 1)] = 1;
1156 			$marr[(($nrow * $ncol) - $ncol - 2)] = 1;