// //========================================================== // // Rebidding as opener after partner responds to a takeout double // BOOL CNegativeDoublesConvention::HandleConventionResponse(const CPlayer& player, const CConventionSet& conventions, CHandHoldings& hand, CCardLocation& cardLocation, CGuessedHandHoldings** ppGuessedHands, CBidEngine& bidState, CPlayerStatusDialog& status) { // there's no code here for now return FALSE; // check status if ((bidState.GetConventionStatus(this) != CONV_INVOKED_ROUND1) && (bidState.GetConventionStatus(this) != CONV_INVOKED_ROUND2)) return FALSE; // // get some info // // int nBid; double fPts = bidState.fPts; double fAdjPts = bidState.fAdjPts; double fCardPts = bidState.fCardPts; int nPrefSuit = bidState.nPrefSuit; int nPrefSuitStrength = bidState.nPrefSuitStrength; int nPreviousSuit = bidState.nPreviousSuit; BOOL bBalanced = bidState.bBalanced; // int nPartnersBid = bidState.nPartnersBid; int nPartnersBidLevel = bidState.nPartnersBidLevel; int nPartnersSuit = bidState.nPartnersSuit; int nPartnersSuitSupport = bidState.nPartnersSuitSupport; int nPartnersPrevSuit = bidState.nPartnersPrevSuit; int numSupportCards = bidState.numSupportCards; // first check for a strange response if ((nPartnersBid == BID_DOUBLE) || (nPartnersBid == BID_REDOUBLE)) { // we don't understand partner's bid return CConvention::HandleConventionResponse(player, conventions, hand, cardLocation, ppGuessedHands, bidState, status); } // if (bidState.GetConventionStatus(this) == CONV_INVOKED_ROUND1) { // //-------------------------------------------------------- // responding to partner's forced bid // - estimate partner's strength // // // did partner pass? (horror of horrors!) // if (nPartnersBid == BID_PASS) { if (bidState.nLHOBid >= BID_PASS) status << "NGDRb10! After interference from the left-hand opponent, partner passed our takeout.\n"; else status << "NGDRb12! Partner unexpectedly passed our takeout double, which is supposed to be forcing. Bidding will proceed as if the takeout was not made\n"; bidState.SetConventionStatus(this, CONV_FINISHED); return FALSE; } // set team point estimates -- be conservative BOOL bPartnerJumped = FALSE; BOOL bPartnerJumpedToGame = FALSE; int nEnemyBid = pDOC->GetValidBidRecord(0); int nEnemyBidLevel = BID_LEVEL(nEnemyBid); int nEnemySuit = BID_SUIT(nEnemyBid); if (nPartnersBidLevel > (nEnemyBidLevel + 1)) bPartnerJumped = TRUE; if (nPartnersBid == bidState.GetGameBid(nPartnersSuit)) bPartnerJumpedToGame = TRUE; // flag to see if we doubled in preference to an overcall BOOL bWantedToOvercall = FALSE; // if (nPartnersSuit == NOTRUMP) { // if (nPartnersBid == BID_1NT) { // partner has 6-9 HCPs bidState.m_fPartnersMin = 6; bidState.m_fPartnersMax = 9; } else if (nPartnersBid == BID_2NT) { // partner has 10-12 HCPs, maybe more bidState.m_fPartnersMin = 10; bidState.m_fPartnersMax = 12; } else if (nPartnersBid == BID_3NT) { // partner has 13+ HCPs bidState.m_fPartnersMin = 13; bidState.m_fPartnersMax = 40 - fCardPts; status << "NGDRb20! Partner's response of 3NT to our takeout double indicates that the opponent's suit is well stopped.\n"; } else { // partner has 13+ HCPs??? status << "NGDRb21! Partner's response of " & BTS(nPartnersBid) & " to our takeout double is unorthodox; treating it like a 3NT response.\n"; bidState.m_fPartnersMin = 13; bidState.m_fPartnersMax = MIN(22, 40 - fCardPts); } // accept NT if we hold at least a semi-balanced // and we don't have a 6-card major if ( !(ISMAJOR(bidState.nPrefSuit) && (bidState.numPrefSuitCards >= 6)) && (bidState.bSemiBalanced) ) bidState.m_nAgreedSuit = NOTRUMP; // bidState.m_fMinTPPoints = fAdjPts + bidState.m_fPartnersMin; bidState.m_fMaxTPPoints = fAdjPts + bidState.m_fPartnersMax; bidState.m_fMinTPCPoints = fCardPts + bidState.m_fPartnersMin; bidState.m_fMaxTPCPoints = fCardPts + bidState.m_fPartnersMax; status << "NGDRb29! Partner's response of " & BTS(nPartnersBid) & " to our takeout double indicates " & bidState.m_fPartnersMin & "-" & bidState.m_fPartnersMax & " HCPs, for a total of " & bidState.m_fMinTPCPoints & "-" & bidState.m_fMaxTPCPoints & " / " & bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints & " pts in the partnership.\n"; } else { // partner bid a suit // see if we really intended to overcall last time if (bidState.GetConventionStatus(&overcallsConvention) == CONV_SUBSUMED) bWantedToOvercall = TRUE; // if (nPartnersSuit == nEnemySuit) { // partner bid the enemy suit, showing 13+ pts. status << "NEGDRb40! Partner has responded in the enemy suit, indicating 13+ pts but no long suits.\n"; bidState.m_fPartnersMin = 13; bidState.m_fPartnersMax = MIN(22, 40 - bidState.fCardPts); bidState.m_bGameForceActive = TRUE; } else if (bPartnerJumpedToGame) { // partner had 13+ pts & a 5-card major status << "NEGDRb41! Partner has jumped to game in " & STS(nPartnersSuit) & ", indicating 13+ pts and a 5+ card suit.\n"; bidState.m_fPartnersMin = 30; bidState.m_fPartnersMax = MIN(22, 40 - bidState.fCardPts); if (!bWantedToOvercall) bidState.m_nAgreedSuit = nPartnersSuit; } else if (bPartnerJumped) { // partner had 10-12 pts status << "NEGDRb42! Partner has made a jump response of " & BTS(nPartnersBid) & ", indicating 10-12 pts and a 4-5 card suit.\n"; bidState.m_fPartnersMin = 10; bidState.m_fPartnersMax = 12; if (!bWantedToOvercall) bidState.m_nAgreedSuit = nPartnersSuit; } else { // partner had <= 9 pts status << "NEGDRb43! Partner has made a minimum response of " & BTS(nPartnersBid) & ", indicating no more than 9 points.\n"; bidState.m_fPartnersMin = 0; bidState.m_fPartnersMax = 9; if (!bWantedToOvercall) bidState.m_nAgreedSuit = nPartnersSuit; } // bidState.m_fMinTPPoints = fAdjPts + bidState.m_fPartnersMin; bidState.m_fMaxTPPoints = fAdjPts + bidState.m_fPartnersMax; bidState.m_fMinTPCPoints = fCardPts + bidState.m_fPartnersMin; bidState.m_fMaxTPCPoints = fCardPts + bidState.m_fPartnersMax; status << "NGDRb49! The total point count in the partnership is therefore " & bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints & " pts.\n"; } // // see if RHO bid after partner's response -- that mitigates our responsibility // to bid again, unless partner's bid was game forcing // // if (bidState.nRHOBid > BID_PASS) if ((bidState.nRHOBid > BID_PASS) && (bidState.nRHOBid != BID_DOUBLE) && (bidState.nRHOBid != BID_REDOUBLE)) { status << "2NGDRb51! The right-hand opponent has " & ((bidState.nRHOBid == BID_DOUBLE)? "doubled" : "bid") & " after partner's response, interfering with our communication.\n"; } // //--------------------------------------------------------------------- // see if we have an agreed suit // int nBid; if (bidState.m_nAgreedSuit > NONE) { if (bidState.m_nAgreedSuit == NOTRUMP) { // we've agreed to play in NoTrump // see if we can raise partner to a higher NT contract if (bidState.BidNoTrumpAsAppropriate(FALSE,STOPPED_DONTCARE)) { bidState.SetConventionStatus(this, CONV_FINISHED); return TRUE; } // else pass nBid = BID_PASS; status << "NGDRb69! With a total of " & bidState.m_fMinTPCPoints & "-" & bidState.m_fMaxTPCPoints & " HCPs in the partnership, we have insufficient strength to raise partner's " & BTS(nPartnersBid) & " bid, so we have to pass.\n"; bidState.SetBid(nBid); bidState.SetConventionStatus(this, CONV_FINISHED); return TRUE; } else { // we've agreed on a suit, so raise if possible // if partner didn't jump, we may have credited him with // zero pts, so adjust rqmts accordingly // if partner jumped to game && we have < 32 pts, pass if ((bPartnerJumpedToGame) && (bidState.m_fMinTPPoints < 32)) { status << "NGDRb70! Partner jumped to game in his " & bidState.szPSS & " suit, so with a team total of " & bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints & " points, we pass.\n"; bidState.SetBid(BID_PASS); bidState.SetConventionStatus(this, CONV_FINISHED); return TRUE; } // raise partner if possible -- bearing in mind that // partner may have a wide range of points // raise a major to game with 23-31 pts and 4 trumps // or with 26-31 pts and 3 trumps // or raise to the 3-level with 20-24 pts and 3 trumps if ( (bidState.RaisePartnersSuit(SUIT_MAJOR,RAISE_TO_4,PTS_MAJOR_GAME-3,31,SUPLEN_4)) || (bidState.RaisePartnersSuit(SUIT_MAJOR,RAISE_TO_4,PTS_MAJOR_GAME,31,SUPLEN_3)) || (bidState.RaisePartnersSuit(SUIT_MAJOR,RAISE_TO_3,PTS_MAJOR_GAME-6,24,SUPLEN_3))) { if (!bPartnerJumped) status << "NGDRb71a! (we can assume partner has some strength in the " & bidState.szPSS & " suit, so we are shading the requirements slightly.\n"; bidState.SetConventionStatus(this, CONV_INVOKED_ROUND2); return TRUE; } // raise a minor to game with 28-32 pts and 4 trumps // or with 29-32 pts and 3 trumps // or raise to the 4-level with 26-28 pts and 3 trumps // or raise to the 3-level with 23-25 pts and 3 trumps if ( (bidState.RaisePartnersSuit(SUIT_MINOR,RAISE_TO_5,PTS_MINOR_GAME-1,PTS_SLAM-1,SUPLEN_4)) || (bidState.RaisePartnersSuit(SUIT_MINOR,RAISE_TO_5,PTS_MINOR_GAME,PTS_SLAM-1,SUPLEN_3)) || (bidState.RaisePartnersSuit(SUIT_MINOR,RAISE_TO_4,PTS_MINOR_GAME-3,PTS_MINOR_GAME-1,SUPLEN_3)) || (bidState.RaisePartnersSuit(SUIT_MINOR,RAISE_TO_3,PTS_MINOR_GAME-6,PTS_MINOR_GAME-4,SUPLEN_3)) ) { if (!bPartnerJumped) status << "NGDRb71b! We can assume partner has some strength in the " & bidState.szPSS & " suit, so we can shade the requirements slightly.\n"; bidState.SetConventionStatus(this, CONV_INVOKED_ROUND2); return TRUE; } // with 32+ pts, invoke Blackwood if (bidState.m_fMinTPCPoints >= 32) { bidState.InvokeBlackwood(bidState.m_nAgreedSuit); bidState.SetConventionStatus(this, CONV_INVOKED_ROUND2); return TRUE; } // else pass nBid = BID_PASS; status << "NGDRb90! With a total of " & bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints & " points in the partnership, we have insufficient strength to raise partner's " & BTS(nPartnersBid) & " bid, so we have to pass.\n"; bidState.SetBid(nBid); bidState.SetConventionStatus(this, CONV_FINISHED); return TRUE; } } // //-------------------------------------------------------------------------- // here, we have no suit agreement (e.g., partner bid the opponents' suit) // int nLastBid = pDOC->GetLastValidBid(); if (bBalanced) { // try notrumps if (hand.IsSuitProbablyStopped(nEnemySuit)) { status << "NGDRb80! Without clear suit agreement, and holding a blanaced hand, we want to steer towards a contract in No Trump.\n"; if (bidState.BidNoTrumpAsAppropriate(FALSE,STOPPED_DONTCARE)) { bidState.SetConventionStatus(this, CONV_INVOKED_ROUND2); return TRUE; } } // else pass status << "NGDRb81! But as we do not have a proper hand to bid No Trump at the appropriate level, we have to pass.\n"; bidState.SetBid(BID_PASS); bidState.SetConventionStatus(this, CONV_FINISHED); return TRUE; } else if (bidState.numPrefSuitCards >= 5) { // bid the suit nBid = bidState.GetCheapestShiftBid(nPrefSuit, nLastBid); if (bidState.IsBidSafe(nBid, 4)) { if (bWantedToOvercall) status << "NGDRb90! Partner's forced response of " & bidState.szPB & " not withstanding, we can now show the " & STSS(nPrefSuit) & " suit that we wanted to overcall with last round by bidding " & BTS(nBid) & ".\n"; else status << "NGDRb91! Without clear suit agreement, we bid our " & bidState.numPrefSuitCards & "-card " & STSS(bidState.nPrefSuit) & " suit at " & BTS(nBid) & ".\n"; bidState.SetBid(nBid); bidState.SetConventionStatus(this, CONV_INVOKED_ROUND2); return TRUE; } } // //-------------------------------------------------------------------------- // else we have no other options, so pass status << "NEGDRb99! We see no good fit with partner and no other options, so pass.\n"; bidState.SetBid(BID_PASS); bidState.SetConventionStatus(this, CONV_FINISHED); return TRUE; } else { // // responding after partner's second response to our takeout // // did partner pass? if (nPartnersBid == BID_PASS) { bidState.SetConventionStatus(this, CONV_FINISHED); return FALSE; } // // otherwise, consider the choices: // // - with suit agreement, raise if possible // S N S N S // e.g., X -> 1C -> 1S -> 2S -> ??? // - without suit agreement, // e.g., X -> 1C -> 1S -> 2H -? ??? // bid the 4th suit if we have the pts (26+) // - without suit agreement, but if partner bids NT, // or if we have a balanaced hand, bid NT // double fMinTPPoints = bidState.m_fMinTPPoints; double fMaxTPPoints = bidState.m_fMaxTPPoints; double fMinTPCPoints = bidState.m_fMinTPCPoints; double fMaxTPCPoints = bidState.m_fMaxTPCPoints; int nBid; // // see if we have suit agreement // if (nPartnersSuit == nPreviousSuit) { // partner raised our suit -- re-raise if possible bidState.m_nAgreedSuit = nPreviousSuit; if (nPartnersBid >= bidState.GetGameBid(nPreviousSuit)) { // partner bid game or beyond if ((nPartnersBidLevel == 7) || ((nPartnersBidLevel == 6) && (fMinTPPoints <= 36)) ) { nBid = BID_PASS; status << "NGDRc10! Partner raised our " & bidState.szPVSS & " suit to a slam, so pass.\n"; } else if ((nPartnersBidLevel <= 6) && (fMinTPPoints >= 37)) { nBid = MAKEBID(nPreviousSuit, 7); status << "NGDRc11! Partner raised our " & bidState.szPVSS & " suit to " & ((nPartnersBidLevel == 6)? "slam" : "game") & ", but we have the poitns to push to a grand slam, so bid " & BTS(nBid) & ".\n"; } else if ((nPartnersBidLevel < 6) && (fMinTPPoints >= 33)) { nBid = MAKEBID(nPreviousSuit, 6); status << "NGDRc12! Partner raised our " & bidState.szPVSS & " suit to game, but we have the poitns for a slam, so bid " & BTS(nBid) & ".\n"; } else { nBid = BID_PASS; status << "NGDRc13! Partner raised our " & bidState.szPVSS & " suit to game, which is acceptable with " & fMinTPPoints & "-" & fMaxTPPoints & " pts in the partnership, so pass.\n"; } } else { // partner raised below game // re-raise if possible if ( (ISMAJOR(nPreviousSuit) && (fMinTPPoints >= PTS_MAJOR_GAME)) || (ISMINOR(nPreviousSuit) && (fMinTPPoints >= PTS_MINOR_GAME)) ) { nBid = bidState.GetGameBid(nPreviousSuit); status << "NGDRc20! With a total of " & fMinTPPoints & "-" & fMaxTPPoints & " pts in the partnership, raise to game in the " & bidState.szPVSS & " suit at " & BTS(nBid) & ".\n"; } else { // else try to raise cheaply nBid = bidState.GetCheapestShiftBid(nPreviousSuit); if (bidState.IsBidSafe(nBid)) { status << "NGDRc22! With a total of " & fMinTPPoints & "-" & fMaxTPPoints & " pts in the partnership, we can raise again to " & BTS(nBid) & ".\n"; } else { nBid = BID_PASS; status << "NGDRc29! With a total of " & fMinTPPoints & "-" & fMaxTPPoints & " pts in the partnership, we cannot safely raise any partner further, so pass.\n"; } } } } else if ((nPartnersSuit == NOTRUMP) || (bidState.bBalanced)) { // // partner bid NT, or else we have a balanced hand // if (bidState.BidNoTrumpAsAppropriate(FALSE, STOPPED_DONTCARE)) { nBid = bidState.m_nBid; status << "NGDRc30! With a total of " & fMinTPCPoints & "-" & fMaxTPCPoints & " HCPs in the partnership, we can bid " & BTS(nBid) & ".\n"; } else { nBid = BID_PASS; if (nPartnersSuit == NOTRUMP) status << "NGDRc35! We're willing to accept a contract in NoTrumps, but don't have the points to raise further, so pass.\n"; else status << "NGDRc36! We'd like to play in NoTrumps, but don't have the points to bid agian, so pass.\n"; } } else { // // else we have no suit agreement, and can't play NT // // // bid the 4th suit if we have enough pts // int nSuit = bidState.GetFourthSuit(nPreviousSuit, nPartnersSuit, nPartnersPrevSuit); nBid = bidState.GetCheapestShiftBid(nSuit); if ((fMinTPPoints >= PTS_GAME) && (nBid < bidState.GetGameBid(nSuit))) { status << "NGDRc40! With a total of " & fMinTPPoints & "-" & fMaxTPPoints & " pts in the partnership and no suit agreement, bid another suit (" & STS(nSuit) & ") at " & BTS(nBid) & ".\n"; } else { // gotta pass nBid = BID_PASS; if (nPartnersBid >= bidState.GetGameBid(nPartnersSuit)) status << "NGDRc45! With a total of " & fMinTPPoints & "-" & fMaxTPPoints & " pts in the partnership, partner has gone to game in his suit at " & bidState.szPB & ", so pass.\n"; else if (fMinTPPoints >= PTS_GAME) status << "NGDRc46! With a total of " & fMinTPPoints & "-" & fMaxTPPoints & " pts in the partnership, but having run out of bidding room, we have to bail out and pass.\n"; else status << "NGDRc47! With a total of only " & fMinTPPoints & "-" & fMaxTPPoints & " pts in the partnership, and no agreement in suits, we have to pass.\n"; } } // done with the second rebid bidState.SetBid(nBid); bidState.ClearConventionStatus(this); return TRUE; } }
// //================================================================== // // BOOL C4thSuitForcingConvention::TryConvention(const CPlayer& player, const CConventionSet& conventions, CHandHoldings& hand, CCardLocation& cardLocation, CGuessedHandHoldings** ppGuessedHands, CBidEngine& bidState, CPlayerStatusDialog& status) { // // if (!pCurrConvSet->IsConventionEnabled(tid4thSuitForcing)) // return FALSE; // // see if the conditions are right to apply this convention // int nPartnersSuit = bidState.nPartnersSuit; int nPartnersPrevSuit = bidState.nPartnersPrevSuit; int nFirstRoundSuit = bidState.nFirstRoundSuit; int nPreviousSuit = bidState.nPreviousSuit; // NCR-342 Quick test if 4 suits were bid if ((bidState.m_numBidsMade != 2) || (bidState.m_numPartnerBidsMade != 2) || !ISSUIT(nPartnersSuit) || !ISSUIT(nPartnersPrevSuit) || !ISSUIT(nFirstRoundSuit) || !ISSUIT(nPreviousSuit) ) { return FALSE; // NCR-342 Not possible without these } /* //NCR NB- Following logic is weak??? if ((bidState.m_numBidsMade == 2) && // NCR-334 changed to 2 (was 1) (bidState.m_numPartnerBidsMade == 2) && (nPartnersSuit != nPartnersPrevSuit) && (nPartnersPrevSuit != NONE) && (nFirstRoundSuit != nPreviousSuit) && (nFirstRoundSuit != NONE) && (nFirstRoundSuit != NOTRUMP) && // NCR-338 NT not a suit (nPartnersSuit != NOTRUMP)) \ */ // NCR-342 Now test 4 suits bid bool suitBid[4] = {false, false, false, false}; suitBid[nPartnersSuit] = true; suitBid[nPartnersPrevSuit] = true; suitBid[nFirstRoundSuit] = true; suitBid[nPreviousSuit] = true; if(suitBid[CLUBS] && suitBid[DIAMONDS] && suitBid[HEARTS] && suitBid[SPADES]) { // // since we're playing 4th suit forcing, we can't pass // partner's bid, no matter what // status << "SF0! Since we're playing fourth-suit forcing, we are required to respond to partner's bid of the 4th suit.\n"; int nPartnersBid = bidState.nPartnersBid; int nPartnersBidLevel = bidState.nPartnersBidLevel; int nPrefSuit = bidState.nPrefSuit; int nPrefSuitStrength = bidState.nPrefSuitStrength; double fMinTPPoints = bidState.m_fMinTPPoints; double fMaxTPPoints = bidState.m_fMaxTPPoints; double fMinTPCPoints = bidState.m_fMinTPCPoints; double fMaxTPCPoints = bidState.m_fMaxTPCPoints; int nBid; // // choice 1: rebid a strong major, if it's our preferred suit, with 22+ pts // if ((ISMAJOR(nPrefSuit)) && (nPrefSuitStrength >= SS_STRONG) && (fMinTPPoints >= 22)) { nBid = bidState.GetCheapestShiftBid(nPrefSuit); status << "SF2! With no agreement in suits, along with " & fMinTPPoints & "-" & fMaxTPPoints & " partnership points, return to our preferred " & bidState.szPrefSS & " suit at " & BTS(nBid) & ".\n"; bidState.SetBid(nBid); return TRUE; } // // bid 3NT with no voids and 26+ HCPs // if ((bidState.numVoids == 0) && (nPartnersBidLevel <= 3) && (fMinTPCPoints >= PTS_NT_GAME)) { nBid = BID_3NT; status << "SF4! With no agreement in suits, but with " & fMinTPCPoints & "-" & fMaxTPCPoints & " high card points in the partnership and no void suits, bid " & BTS(nBid) & ".\n"; bidState.SetBid(nBid); return TRUE; } // // raise one of partner's suits with 23+ points and 2-card support // int nSuit; if (bidState.nPPrevSuitSupport > bidState.nPartnersSuitSupport) nSuit = SUIT_PREV; else nSuit = SUIT_ANY; // raise to game level with 26+ total pts if (bidState.RaisePartnersSuit(SUIT_PREV,RAISE_TO_NO_MORE_THAN_GAME,PTS_GAME,99,SUPLEN_2)) { // the bid (m_nBid) is set automatically return TRUE; } // raise to 3-level with 23 pts if (bidState.RaisePartnersSuit(SUIT_PREV,RAISE_TO_3,PTS_GAME-3,99,SUPLEN_2)) { return TRUE; } // // bid 2NT with no voids // if ((bidState.numVoids == 0) && (nPartnersBidLevel <= 2)) { nBid = BID_2NT; status << "SF10! With no agreement in suits, but with " & // NCR changed from 4 to 10 fMinTPCPoints & "-" & fMaxTPCPoints & " high card points in the partnership and no void suits, bid " & BTS(nBid) & ".\n"; bidState.SetBid(nBid); return TRUE; } // // else we've run out of other options, so // raise partner's first or second suit with single-card support // if (bidState.numCardsInSuit[nPartnersPrevSuit] >= 1) { nBid = bidState.GetCheapestShiftBid(nPartnersPrevSuit); status << "SF20! With no better options, raise partner's first suit to " & BTS(nBid) & ".\n"; } else { nBid = MAKEBID(nPartnersSuit, nPartnersBidLevel+1); status << "SF24! With no better options, raise partner's second suit to " & BTS(nBid) & ".\n"; } // done bidState.SetBid(nBid); return TRUE; } else { // the 4th suit forcing convention didn't apply here return FALSE; } }