/// <summary>
/// Applies the controlled partial rotation (in radian) to some of the qubits of the quantum circuit. The controlqubits decide if the gate is applied to the targetqubits.
/// With the normal settings it is applied to half the qubits
/// </summary>
/// <param name="circuit">The quantum circuit to which the rotation is applied</param>
/// <param name="rotation">The applied rotation. Rotation is in radian (so 2PI is a full rotation)</param>
/// <param name="modulo">Defines the fraction of qubits to which the operation is applied if a high enough number is chosen it is only applied to a single qubit</param>
/// <param name="reminderControl">Defines which elements are the control qubits. (Goes from 0 to modulo-1)</param>
/// <param name="reminderTarget">Defines which elements are the target qubits. (Goes from 0 to modulo-1)</param>
public static void ApplyControledQtoFraction(QuantumCircuit circuit, float rotation, int modulo = 2, int reminderControl = 0, int reminderTarget = 1)
{
for (int i = 0; i < circuit.NumberOfQubits; i += modulo)
{
circuit.CRX(i + reminderControl, i + reminderTarget, rotation);
}
}
public static QuantumCircuit ParseCircuit(IList <object> pythonList, int numberOfQubits = 0, string dimensions = "")
{
QuantumCircuit circuit = new QuantumCircuit(numberOfQubits, numberOfQubits, true);
object first = null;
object second = null;
object third = null;
object forth = null;
IList <object> elementList;
for (int i = 0; i < pythonList.Count; i++)
{
elementList = (IList <object>)pythonList[i];
switch (elementList.Count)
{
case 0:
Debug.LogError("Empty List");
break;
case 1:
first = elementList[0];
break;
case 2:
first = elementList[0];
second = elementList[1];
break;
case 3:
first = elementList[0];
second = elementList[1];
third = elementList[2];
break;
case 4:
first = elementList[0];
second = elementList[1];
third = elementList[2];
forth = elementList[3];
break;
default:
break;
}
switch (first.ToString())
{
case "init":
IList <object> doubleList = (IList <object>)second;
for (int j = 0; j < doubleList.Count; j++)
{
circuit.Amplitudes[j].Real = (double)doubleList[j];
}
break;
case "x":
circuit.X((int)second);
break;
case "h":
circuit.H((int)second);
break;
case "rx":
circuit.RX((int)third, (double)second);
break;
case "cx":
circuit.CX((int)second, (int)third);
break;
case "crx":
circuit.CRX((int)third, (int)forth, (double)second);
break;
default:
Debug.Log("Not recognized");
break;
}
}
if (dimensions.Length >= 5)
{
circuit.DimensionString = dimensions;
}
return(circuit);
}