Scalar.fromVal constructor
Implementation
factory Scalar.fromVal(List<double> values) {
MnnAssert(values.length == 4, 'Scalar must have 4 values');
final ptr = calloc<c.mnn_cv_scalar_t>()
..ref.val[0] = values[0]
..ref.val[1] = values[1]
..ref.val[2] = values[2]
..ref.val[3] = values[3];
return Scalar.fromPointer(ptr);
}