/// <summary>
/// Execute the given <code>qasmExe.code</code> launching <code>qasmExe.shots</code> executions.
/// When the result is ready, the <code>onExecuted</code> callback will be called.
/// The <see cref="OnExecuted"/> will recieve <see cref="QASMExecutionResult"/>
/// with the accumulated result.
/// </summary>
/// <param name="qasmExe">Executable configuration</param>
/// <param name="onExecuted">The callback called when execution ends</param>
public void ExecuteCode(QASMExecutable qasmExe, OnExecuted onExecuted)
{
// Request is not needed yet, see "ExecuteCodeRawResult" implementation in case of future changes
GenericExecution(qasmExe, useMemory: false, (jsonResult) => {
onExecuted(ReadCountJSON(jsonResult));
});
}
//public delegate void OnRandomGenerated<T>(T generated);
//public delegate void OnRandomPoolGenerated<T>(List<T> pool);
#region Single Value Generation Methods
/// <summary>
/// Generates a true random boolean.
/// It makes an asynchronous operation so the value is returned through
/// the callback <see cref="OnRandomBoolGenerated"/>
/// </summary>
/// <param name="onRandomBoolGenerated">The callback called when the bool is available</param>
public void GenerateBool(Action <bool> onRandomBoolGenerated)
{
// For bool values should be an even number of shots
QASMExecutable qasmExe = new QASMExecutable(_qasmSingleBoolCode, 15);
executionSession.ExecuteCode(qasmExe, (response) => {
onRandomBoolGenerated(response.maxKey == 1);
});
}
private void GenericExecution(QASMExecutable qasmExe, bool useMemory, OnJsonResult onJsonResult)
{
// API request
List <IMultipartFormSection> formData = new List <IMultipartFormSection> {
// QASM parameter
new MultipartFormDataSection("qasm", qasmExe.code),
new MultipartFormDataSection("memory", useMemory ? "True" : "False")
};
// Api token parameter
if (apiTokenString == "" && API_TOKEN_STRING_REQUIRED)
{
throw new System.Exception("API Token is required to run QASM");
}
if (apiTokenString != "")
{
formData.Add(new MultipartFormDataSection("api_token", apiTokenString));
}
// Number of shots
if (qasmExe.useShots)
{
formData.Add(new MultipartFormDataSection("shots", $"{qasmExe.shots}"));
}
// Request
UnityWebRequest www = UnityWebRequest.Post(server + "/api/run/qasm", formData);
www.SendWebRequest().completed += (_) => {
#if UNITY_EDITOR
if (verbose)
{
Debug.Log("text: " + www.downloadHandler.text);
}
#endif
if (www.responseCode == 200) // Is OK
{
onJsonResult(GetResultJSON(www.downloadHandler.text));
}
else // ON ERROR
{
string responseCodeMessage = $"Response Code: {www.responseCode}";
if (www.responseCode == 500)
{
responseCodeMessage += " - Internal server error.";
if (!string.IsNullOrEmpty(apiTokenString))
{
responseCodeMessage += "\nIf you are using simulator, consider not to use apiTokenString.";
}
}
Debug.LogError(responseCodeMessage);
throw new System.Exception(responseCodeMessage);
}
};
}
/// <summary>
/// Generates a pool of <paramref name="count"/> true random booleans.
/// It makes an asynchronous operation so the value is returned through
/// the callback <see cref="OnRandomBoolPoolGenerated"/>.
/// </summary>
/// <param name="count">The amount of booleans generated</param>
/// <param name="onRandomBoolPoolGenerated">The callback called when the pool is available</param>
public void GenerateBoolPool(int count, Action <List <bool> > onRandomBoolPoolGenerated)
{
QASMExecutable qasmExe = new QASMExecutable(_qasmSingleBoolCode, count);
executionSession.ExecuteCodeRawResult(qasmExe, (response) => {
List <bool> pool = new List <bool>();
for (int i = 0; i < response.rawResult.Count; i++)
{
pool.Add(response.rawResult[i] == 1);
}
onRandomBoolPoolGenerated(pool);
});
}
/// <summary>
/// Execute the given <code>qasmExe.code</code> launching <code>qasmExe.shots</code> executions.
/// When the result is ready, the <code>onExecuted</code> callback will be called.
/// The <see cref="OnExecuted"/> will recieve <see cref="QASMExecutionResult"/>
/// with the per shot results as rawResult.
/// If the backends does not supports memory feature, the raw result will be simulated with
/// accumulated results.
/// </summary>
/// <param name="qasmExe">Executable configuration</param>
/// <param name="onExecuted">The callback called when execution ends</param>
public void ExecuteCodeRawResult(QASMExecutable qasmExe, OnExecuted onExecuted)
{
RequestBackendConfig((_) => {
GenericExecution(qasmExe, useMemory: _backendConfig.supportsMemory, (jsonResult) => {
if (_backendConfig.supportsMemory)
{
onExecuted(ReadRawDataJSON(jsonResult));
}
else
{
QASMExecutionResult result = ReadCountJSON(jsonResult);
result.SimulateRawResult();
onExecuted(result);
}
});
});
}
/// <summary>
/// Generates a true random int of n <paramref name="bits"/>.
/// It makes an asynchronous operation so the value is returned through
/// the callback <see cref="OnRandomIntGenerated"/>
/// </summary>
/// <param name="bits">The number of bits used to generate the int</param>
/// <param name="onRandomFloatGenerated">The callback called when the int is available</param>
public void GenerateIntNbits(int bits, Action <int> onRandomIntGenerated)
{
executionSession.RequestBackendConfig((backendConfig) => {
int codeRegs = Mathf.Min(backendConfig.qubitsCount, bits);
int shotsNeeded = Mathf.CeilToInt((float)bits / codeRegs);
QASMExecutable qasmExe = new QASMExecutable(RandomNRegisterCode(codeRegs), shotsNeeded);
executionSession.ExecuteCodeRawResult(qasmExe, (response) => {
int rng = 0;
for (int i = 0; i < response.rawResult.Count; i++)
{
rng += response.rawResult[i] << (i * codeRegs);
}
rng = ClampToBits(rng, bits);
onRandomIntGenerated(rng);
});
});
}
/// <summary>
/// Generates a pool of <paramref name="count"/> true random ints of n <paramref name="bits"/>.
/// It makes an asynchronous operation so the value is returned through
/// the callback <see cref="OnRandomFloatPoolGenerated"/>.
/// </summary>
/// <param name="bits">The number of bits used to generate the int</param>
/// <param name="count">The amount of ints generated</param>
/// <param name="onRandomIntPoolGenerated">The callback called when the pool is available</param>
public void GenerateIntNbitsPool(int bits, int count, Action <List <int> > onRandomIntPoolGenerated)
{
executionSession.RequestBackendConfig((backendConfig) => {
int codeRegs = Mathf.Min(backendConfig.qubitsCount, bits);
int shotsNeededPerItem = Mathf.CeilToInt((float)bits / codeRegs);
QASMExecutable qasmExe = new QASMExecutable(RandomNRegisterCode(codeRegs), shotsNeededPerItem * count);
executionSession.ExecuteCodeRawResult(qasmExe, (response) => {
List <int> pool = new List <int>();
for (int i = 0; i < count; i++)
{
int rng = 0;
int padding = i * shotsNeededPerItem;
for (int j = 0; j < shotsNeededPerItem; j++)
{
rng += response.rawResult[j + padding] << (j * codeRegs);
}
rng = ClampToBits(rng, bits);
pool.Add(rng);
}
onRandomIntPoolGenerated(pool);
});
});
}
