public void SwitchScene(string scene)
{
if (scene.Equals("calibration") && s.Equals(GameState.INTRO))
{
introElement.SetActive(false);
calibrationElement.SetActive(true);
calibrator.calibrate();
s = GameState.CALIBRATION;
}
if (scene.Equals("play") && s.Equals(GameState.CALIBRATION))
{
Debug.Log("Manager Setting play mode..");
introElement.SetActive(false);
calibrationElement.SetActive(false);
calibrator.endCalibration();
s = GameState.PLAY;
}
if (scene.Equals("reset") && s.Equals(GameState.PLAY))
{
introElement.SetActive(true);
calibrationElement.SetActive(false);
s = GameState.INTRO;
}
}
//-------------------------------------------------------------------------
public override CurrencyAmount parallelCs01(ResolvedCdsTrade trade, IList <ResolvedCdsTrade> bucketCds, CreditRatesProvider ratesProvider, ReferenceData refData)
{
checkCdsBucket(trade, bucketCds);
ResolvedCds product = trade.Product;
Currency currency = product.Currency;
StandardId legalEntityId = product.LegalEntityId;
LocalDate valuationDate = ratesProvider.ValuationDate;
ImmutableCreditRatesProvider immutableRatesProvider = ratesProvider.toImmutableCreditRatesProvider();
int nBucket = bucketCds.Count;
DoubleArray impSp = impliedSpread(bucketCds, ratesProvider, refData);
NodalCurve creditCurveBase = Calibrator.calibrate(bucketCds, impSp, DoubleArray.filled(nBucket), CurveName.of("baseImpliedCreditCurve"), valuationDate, ratesProvider.discountFactors(currency), ratesProvider.recoveryRates(legalEntityId), refData);
Pair <StandardId, Currency> lePair = Pair.of(legalEntityId, currency);
IsdaCreditDiscountFactors df = IsdaCreditDiscountFactors.of(currency, valuationDate, creditCurveBase);
CreditRatesProvider ratesProviderBase = immutableRatesProvider.toBuilder().creditCurves(ImmutableMap.of(lePair, LegalEntitySurvivalProbabilities.of(legalEntityId, df))).build();
CurrencyAmount pvBase = Pricer.presentValueOnSettle(trade, ratesProviderBase, PriceType.DIRTY, refData);
DoubleArray bumpedSp = DoubleArray.of(nBucket, i => impSp.get(i) + bumpAmount);
NodalCurve creditCurveBump = Calibrator.calibrate(bucketCds, bumpedSp, DoubleArray.filled(nBucket), CurveName.of("bumpedImpliedCreditCurve"), valuationDate, ratesProvider.discountFactors(currency), ratesProvider.recoveryRates(legalEntityId), refData);
IsdaCreditDiscountFactors dfBump = IsdaCreditDiscountFactors.of(currency, valuationDate, creditCurveBump);
CreditRatesProvider ratesProviderBump = immutableRatesProvider.toBuilder().creditCurves(ImmutableMap.of(lePair, LegalEntitySurvivalProbabilities.of(legalEntityId, dfBump))).build();
CurrencyAmount pvBumped = Pricer.presentValueOnSettle(trade, ratesProviderBump, PriceType.DIRTY, refData);
return(CurrencyAmount.of(currency, (pvBumped.Amount - pvBase.Amount) / bumpAmount));
}
internal override DoubleArray computedBucketedCs01(ResolvedCdsTrade trade, IList <ResolvedCdsTrade> bucketCds, CreditRatesProvider ratesProvider, ReferenceData refData)
{
checkCdsBucket(trade, bucketCds);
ResolvedCds product = trade.Product;
Currency currency = product.Currency;
StandardId legalEntityId = product.LegalEntityId;
LocalDate valuationDate = ratesProvider.ValuationDate;
ImmutableCreditRatesProvider immutableRatesProvider = ratesProvider.toImmutableCreditRatesProvider();
int nBucket = bucketCds.Count;
double[] res = new double[nBucket];
DoubleArray impSp = impliedSpread(bucketCds, ratesProvider, refData);
NodalCurve creditCurveBase = Calibrator.calibrate(bucketCds, impSp, DoubleArray.filled(nBucket), CurveName.of("baseImpliedCreditCurve"), valuationDate, ratesProvider.discountFactors(currency), ratesProvider.recoveryRates(legalEntityId), refData);
Pair <StandardId, Currency> lePair = Pair.of(legalEntityId, currency);
IsdaCreditDiscountFactors df = IsdaCreditDiscountFactors.of(currency, valuationDate, creditCurveBase);
CreditRatesProvider ratesProviderBase = immutableRatesProvider.toBuilder().creditCurves(ImmutableMap.of(lePair, LegalEntitySurvivalProbabilities.of(legalEntityId, df))).build();
double pvBase = Pricer.presentValueOnSettle(trade, ratesProviderBase, PriceType.DIRTY, refData).Amount;
for (int i = 0; i < nBucket; ++i)
{
double[] bumpedSp = impSp.toArray();
bumpedSp[i] += bumpAmount;
NodalCurve creditCurveBump = Calibrator.calibrate(bucketCds, DoubleArray.ofUnsafe(bumpedSp), DoubleArray.filled(nBucket), CurveName.of("bumpedImpliedCreditCurve"), valuationDate, ratesProvider.discountFactors(currency), ratesProvider.recoveryRates(legalEntityId), refData);
IsdaCreditDiscountFactors dfBump = IsdaCreditDiscountFactors.of(currency, valuationDate, creditCurveBump);
CreditRatesProvider ratesProviderBump = immutableRatesProvider.toBuilder().creditCurves(ImmutableMap.of(lePair, LegalEntitySurvivalProbabilities.of(legalEntityId, dfBump))).build();
double pvBumped = Pricer.presentValueOnSettle(trade, ratesProviderBump, PriceType.DIRTY, refData).Amount;
res[i] = (pvBumped - pvBase) / bumpAmount;
}
return(DoubleArray.ofUnsafe(res));
}
internal override DoubleArray computedBucketedCs01(ResolvedCdsTrade trade, IList <ResolvedCdsTrade> bucketCds, CreditRatesProvider ratesProvider, ReferenceData refData)
{
checkCdsBucket(trade, bucketCds);
ResolvedCds product = trade.Product;
Currency currency = product.Currency;
StandardId legalEntityId = product.LegalEntityId;
LocalDate valuationDate = ratesProvider.ValuationDate;
int nBucket = bucketCds.Count;
DoubleArray impSp = impliedSpread(bucketCds, ratesProvider, refData);
NodalCurve creditCurveBase = Calibrator.calibrate(bucketCds, impSp, DoubleArray.filled(nBucket), CurveName.of("baseImpliedCreditCurve"), valuationDate, ratesProvider.discountFactors(currency), ratesProvider.recoveryRates(legalEntityId), refData);
IsdaCreditDiscountFactors df = IsdaCreditDiscountFactors.of(currency, valuationDate, creditCurveBase);
CreditRatesProvider ratesProviderBase = ratesProvider.toImmutableCreditRatesProvider().toBuilder().creditCurves(ImmutableMap.of(Pair.of(legalEntityId, currency), LegalEntitySurvivalProbabilities.of(legalEntityId, df))).build();
double[][] res = new double[nBucket][];
PointSensitivities pointPv = Pricer.presentValueOnSettleSensitivity(trade, ratesProviderBase, refData);
DoubleArray vLambda = ratesProviderBase.singleCreditCurveParameterSensitivity(pointPv, legalEntityId, currency).Sensitivity;
for (int i = 0; i < nBucket; i++)
{
PointSensitivities pointSp = Pricer.parSpreadSensitivity(bucketCds[i], ratesProviderBase, refData);
res[i] = ratesProviderBase.singleCreditCurveParameterSensitivity(pointSp, legalEntityId, currency).Sensitivity.toArray();
}
DoubleMatrix jacT = MATRIX_ALGEBRA.getTranspose(DoubleMatrix.ofUnsafe(res));
LUDecompositionResult luRes = DECOMPOSITION.apply(jacT);
DoubleArray vS = luRes.solve(vLambda);
return(vS);
}
