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<?php |
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namespace Samsara\Fermat\LinearAlgebra\Types\Traits\Matrix; |
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use Samsara\Fermat\LinearAlgebra\Types\Base\Interfaces\Groups\MatrixInterface; |
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use Samsara\Fermat\Core\Types\NumberCollection; |
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trait ShapeTrait |
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{ |
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/** @var NumberCollection[] */ |
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protected $rows; |
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/** @var NumberCollection[] */ |
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protected $columns; |
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/** @var int */ |
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protected $numRows; |
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/** @var int */ |
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protected $numColumns; |
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/** |
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* @return bool |
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*/ |
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public function isSquare(): bool |
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{ |
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return $this->getRowCount() === $this->getColumnCount(); |
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} |
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/** |
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* @return int |
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*/ |
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public function getRowCount(): int |
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{ |
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return $this->numRows; |
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} |
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/** |
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* @param int $row |
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* @return NumberCollection |
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*/ |
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public function getRow(int $row): NumberCollection |
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{ |
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return clone $this->rows[$row]; |
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} |
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/** |
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* @return int |
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*/ |
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public function getColumnCount(): int |
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{ |
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return $this->numColumns; |
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} |
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/** |
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* @param int $column |
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* @return NumberCollection |
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*/ |
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public function getColumn(int $column): NumberCollection |
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{ |
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return clone $this->columns[$column]; |
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} |
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/** |
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* @return MatrixInterface |
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*/ |
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public function getAdjoint(): MatrixInterface |
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{ |
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$rows = $this->columns; |
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return $this->setValue($rows); |
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} |
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/** |
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* @return MatrixInterface |
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*/ |
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public function getAdjugate(): MatrixInterface |
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{ |
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return $this->getAdjoint(); |
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} |
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/** |
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* @return MatrixInterface |
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*/ |
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public function transpose(): MatrixInterface |
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{ |
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return $this->getAdjoint(); |
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} |
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/** |
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* @param bool $clockwise |
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* @return MatrixInterface |
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*/ |
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public function rotate(bool $clockwise = true): MatrixInterface |
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{ |
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$tempData = $clockwise ? $this->rows : $this->columns; |
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$mode = $clockwise ? self::MODE_COLUMNS_INPUT : self::MODE_ROWS_INPUT; |
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$tempData = array_reverse($tempData); |
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return $this->setValue($tempData, $mode); |
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} |
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} |
JordanRL /
Fermat
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