Class Pgate

• Defined in File BlackbirdProgram.h

Inheritance Relationships

Base Type

• public blackbird::Operation (Class Operation)

Class Documentation

class blackbird::Pgate : public blackbird::Operation

Represents the quadratic phase gate. For more details, see the Strawberry Fields convention page.

Phase shift parameter \(s\) accessible via:

• \(s\): Pgate->f1

Public Functions

inline Pgate(complexvec s, intvec m)

Constructor that throws an error if complex parameters are provided.

Parameters

• s – vector<complex<double>> parameters

• m – mode gate acts on

Throws

invalid_argument – Operation must have real arguments

inline Pgate(intvec s, intvec m)

Constructor that throws an error if integer parameters are provided.

Parameters

• s – vector<int> parameters

• m – mode gate acts on

Throws

invalid_argument – Operation must have real arguments

inline Pgate(floatvec s, intvec m)

Constructor to initialize a Pgate acting on mode m

Parameters

• s – vector<double> of length 1 containing the phase shift

• m – mode gate acts on