public static function makeDataFromString($str = '', array $options = [])
{
if (strlen($str) < 5 || substr($str, 0, 2) !== '[[' || substr($str, -2, 2) !== ']]') {
throw new \InvalidArgumentException('Invalid input string. Needs to be a valid matrix');
}
$matrix = explode('][', substr($str, 2, -2));
$rowCount = count($matrix);
$colCount = substr_count($matrix[0], ',') + 1;
if ($colCount > 255 || $rowCount > 255) {
throw new \InvalidArgumentException('Invalid input string. Needs to be a valid matrix (max col/row = 255)');
}
foreach ($matrix as &$row) {
$row = explode(',', $row);
if (count($row) !== $colCount) {
throw new \InvalidArgumentException('Invalid input string. Needs to be a valid matrix (consistent column count)');
}
}
foreach ($matrix as &$row) {
foreach ($row as &$numStr) {
$numStr = trim($numStr);
if (!is_numeric($numStr)) {
throw new \InvalidArgumentException('Invalid input string. Needs to be a valid matrix (real numbers inside)');
}
}
}
$data = [];
$data[0] = $colCount;
$data[1] = $rowCount;
foreach ($matrix as &$row) {
foreach ($row as &$numStr) {
$data = array_merge($data, TH_0x00::makeDataFromString($numStr));
}
}
return $data;
}
public static function makeDataFromString($str = '', array $options = [])
{
$str = str_replace([' ', '+i', '-i'], ['', '+1i', '-1i'], $str);
$matches = [];
$isValid = self::checkValidStringAndGetMatches($str, $matches);
if (!$isValid || count($matches) !== 3) {
throw new \InvalidArgumentException('Invalid input string. Needs to be a valid complex number (a+bi)');
}
$data = [];
for ($i = 0; $i < 2; $i++) {
$coeff = $matches[$i + 1];
if (empty($coeff)) {
$coeff = '0';
}
$data = array_merge($data, TH_0x00::makeDataFromString($coeff));
$flags = 0;
$flags |= $coeff < 0 ? 1 << 7 : 0;
$flags |= 1 << 2;
// Because it's a complex number
$flags |= 1 << 3;
// Because it's a complex number
$data[$i * TH_0x00::dataByteCount] = $flags;
}
return $data;
}
public static function makeDataFromString($str = '', array $options = [])
{
$arr = explode(',', trim($str, '{}'));
$numCount = count($arr);
$formatOk = true;
foreach ($arr as &$numStr) {
$numStr = trim($numStr);
if (!is_numeric($numStr)) {
$formatOk = false;
break;
}
}
if ($str == '' || empty($arr) || !$formatOk || $numCount > 999) {
throw new \InvalidArgumentException('Invalid input string. Needs to be a valid real list');
}
$data = [];
$data[0] = $numCount & 0xff;
$data[1] = $numCount >> 8 & 0xff;
foreach ($arr as &$numStr) {
$data = array_merge($data, TH_0x00::makeDataFromString($numStr));
}
return $data;
}
