| 1 | <?php |
||
| 7 | class VibratingString implements VibratingStringInterface |
||
| 8 | { |
||
| 9 | private $frequency; |
||
| 10 | private $physicalLength; |
||
| 11 | |||
| 12 | /** |
||
| 13 | * VibratingString constructor. |
||
| 14 | * |
||
| 15 | * @param float $frequency The open string frequency (in Hz). |
||
| 16 | * @param float $physicalLength The physical length of the string (in mm). |
||
| 17 | */ |
||
| 18 | public function __construct(float $frequency, float $physicalLength = 500.0) |
||
| 23 | |||
| 24 | /** |
||
| 25 | * {@inheritdoc} |
||
| 26 | */ |
||
| 27 | public function getFrequency(): float |
||
| 31 | |||
| 32 | /** |
||
| 33 | * {@inheritdoc} |
||
| 34 | */ |
||
| 35 | public function getPhysicalLength(): float |
||
| 39 | } |
||
| 40 |