/**
* Create a matrix from an array of doubles.
*
* @param
* sourceMatrix
* An array of doubles.
*/
public static function matrixFromDoubles(array $sourceMatrix)
{
$out = new Matrix(count($sourceMatrix), count($sourceMatrix[0]));
for ($r = 0; $r < $out->getRows(); ++$r) {
for ($c = 0; $c < $out->getCols(); ++$c) {
$out->set($r, $c, $sourceMatrix[$r][$c]);
}
}
return $out;
}
public function testSize()
{
$matrix = new Matrix([[1, 2, 3, 4], [5, 6, 7, 8], [9, 10, 11, 12]]);
$this->assertEquals(3, $matrix->getRows());
$this->assertEquals(4, $matrix->getCols());
}
