| public multiplyScalar ( float $value ) : self | ||
| $value | float | |
| return | self | |
public function testMultiplyScalar()
{
$matrix = new Matrix([[4, 2, 6], [1, 7, 3], [7, 3, 2]]);
$multiplied = $matrix->multiplyScalar(2);
static::assertEquals(8, $multiplied->get(0, 0));
static::assertEquals(4, $multiplied->get(0, 1));
static::assertEquals(12, $multiplied->get(0, 2));
static::assertEquals(2, $multiplied->get(1, 0));
static::assertEquals(14, $multiplied->get(1, 1));
static::assertEquals(6, $multiplied->get(1, 2));
static::assertEquals(14, $multiplied->get(2, 0));
static::assertEquals(6, $multiplied->get(2, 1));
static::assertEquals(4, $multiplied->get(2, 2));
}
