//
// GetCheapestKingOrVoid()
//
// returns the next cheapest suit with a king or void
//
int CCueBidConvention::GetCheapestKingOrVoid(CHandHoldings& hand, int nBaseSuit, int nSecondSuit)
{
int i;
//
if (nBaseSuit < CLUBS)
return NONE;
//
int nSuit;
if (nBaseSuit == NOTRUMP)
nSuit = CLUBS;
else
nSuit = GetNextSuit(nBaseSuit);
for(i=0;i<4;i++)
{
// suit should be void or else have a king
if ( ((hand.GetSuitLength(nSuit) == 0) || hand.SuitHasCard(nSuit, KING)) &&
(nSuit != nSecondSuit) )
break;
nSuit = GetNextSuit(nSuit);
}
//
if (i < 4)
return nSuit;
else
return nBaseSuit;
}
//
// PickFinalDiscardSuit()
//
int CPlayEngine::PickFinalDiscardSuit(CHandHoldings& hand)
{
// this routine is called by the declarer & defender engined when
// they absolutely can't find a card to discard
int nDiscardSuit = NONE;
// this means generally tha twe have no suits with losers,
// or that the only one with losers in the current hand is the priority suit
// so look through suits by preference for one that has losers
for(int i=3;i>=0;i--)
{
int nSuit = hand.GetSuitsByPreference(i);
CSuitHoldings& testSuit = hand.GetSuit(nSuit);
// avoid letting go of winners!
if ((testSuit.GetNumCards() > 0) && (testSuit.GetNumCards() > testSuit.GetNumWinners()))
{
nDiscardSuit = nSuit;
break;
}
}
// if we failed above, we aboslutely have no losers anywhere
// so search for a suit that has winners but no outstanding cards
// i.e., suits that we may not be able to cash
if (!ISSUIT(nDiscardSuit))
{
for(i=3;i>=0;i--)
{
int nSuit = hand.GetSuitsByPreference(i);
// see if we have cards in this suit, and no outstanding cards in the suit
if ((hand.GetNumCardsInSuit(nSuit) > 0) && (GetNumOutstandingCards(nSuit) == 0))
{
nDiscardSuit = nSuit;
break;
}
}
}
// finally, give up and get any old suit that has cards
if (!ISSUIT(nDiscardSuit))
{
for(i=3;i>=0;i--)
{
int nSuit = hand.GetSuitsByPreference(i);
if (hand.GetNumCardsInSuit(nSuit) > 0)
{
nDiscardSuit = nSuit;
break;
}
}
}
//
ASSERT(ISSUIT(nDiscardSuit));
return nDiscardSuit;
}
//
//===============================================================================
//
// TryConvention()
//
// check if we can use an Jacoby 2NT Bid here
//
BOOL CJacoby2NTConvention::TryConvention(const CPlayer& player,
const CConventionSet& conventions,
CHandHoldings& hand,
CCardLocation& cardLocation,
CGuessedHandHoldings** ppGuessedHands,
CBidEngine& bidState,
CPlayerStatusDialog& status)
{
//
// the requirements for an Jacoby 2NT Bid are:
// 1: Partner must have opened with 1 of a major
// 2: we must not have bid yet
// 3: we have 13+ points and 4+ card trump support
int nOpeningBid = pDOC->GetOpeningBid();
int nPartnersBid = bidState.nPartnersBid;
// test conditions 1 - 4
if ( ISBID(nOpeningBid) && (nOpeningBid == nPartnersBid) &&
(ISMAJOR(BID_SUIT(bidState.nPartnersBid))) && (bidState.nPartnersBidLevel == 1) &&
(bidState.m_numBidTurns == 0) && (bidState.fPts >= OPEN_PTS(13)) &&
(bidState.numSupportCards >= 4) )
{
// passed the test
}
else
{
return FALSE;
}
// calc adjusted pts
int nSuit = bidState.nPartnersSuit;
bidState.SetAgreedSuit(nSuit);
bidState.fAdjPts = hand.RevalueHand(REVALUE_DUMMY, nSuit, TRUE);
//
status << "J2N1! Partner opened " & BTS(nPartnersBid) & ", and with " &
bidState.fAdjPts & " pts in hand and " & bidState.numSupportCards &
"-card trump support, we can bid Jacoby 2NT to ask for partner's strength.\n";
bidState.SetBid(BID_2NT);
bidState.SetConventionStatus(this, CONV_INVOKED);
return TRUE;
}
//
// GetCheapestAce()
//
// returns the next cheapest suit with an Ace
// used for cue bidding
//
int CCueBidConvention::GetCheapestAce(CHandHoldings& hand, int nBaseSuit, int nSecondSuit)
{
int i;
//
if (nBaseSuit < CLUBS)
return NONE;
//
int nSuit;
if (nBaseSuit == NOTRUMP)
nSuit = CLUBS;
else
nSuit = GetNextSuit(nBaseSuit);
for(i=0;i<4;i++)
{
if (hand.SuitHasCard(nSuit, ACE) && (nSuit != nSecondSuit))
break;
nSuit = GetNextSuit(nSuit);
}
//
if (i < 4)
return nSuit;
else
return nBaseSuit;
}
//
//===============================================================================
//
// TryConvention()
//
// check if we can use an Gambling 3NT Bid here
//
BOOL CGambling3NTConvention::TryConvention(const CPlayer& player,
const CConventionSet& conventions,
CHandHoldings& hand,
CCardLocation& cardLocation,
CGuessedHandHoldings** ppGuessedHands,
CBidEngine& bidState,
CPlayerStatusDialog& status)
{
//
// the requirements for opening a STANDARD Gambling 3NT Bid are:
// 1: a solid 7+ card minor suit,
// 2: 10-12 HCPs,
// 3: no voids or small singletons, and
// 4: no outside stoppers
//
// the requirements for opening an ACOL Gambling 3NT Bid are:
// 1: a solid 7+ card minor suit,
// 2: 16-21 HCPs,
// 3: no voids or small singletons, and
// 4: stoppers in at least 2 of the remaining 3 suits
// see which version we're playing
int bStandardGambling3NT = (pCurrConvSet->GetValue(tnGambling3NTVersion) == 0);
// see if we have any small singletons
bool bSmallSingletons = false;
if (bidState.numSingletons > 0)
{
for(int i=0; i<4; i++)
{
CSuitHoldings& suit = hand.GetSuit(i);
if ((suit.GetNumCards() == 1) && (suit[0]->GetFaceValue() < TEN))
{
bSmallSingletons = true;
break;
}
}
}
// see if we have a solid suit
int nSuit = NONE;
if (hand.GetSuit(CLUBS).IsSolid() && (bidState.numCardsInSuit[CLUBS] >= 7))
nSuit = CLUBS;
else if (hand.GetSuit(DIAMONDS).IsSolid() && (bidState.numCardsInSuit[DIAMONDS] >= 7))
nSuit = DIAMONDS;
// test for std and ACOL Gambling 3NT conditions
int numValidBidsMade = pDOC->GetNumValidBidsMade();
if ( bStandardGambling3NT && (numValidBidsMade == 0) && (ISSUIT(nSuit)) &&
(bidState.fCardPts >= OPEN_PTS(10)) && (bidState.fCardPts <= OPEN_PTS(12)) &&
(bidState.numVoids == 0) && !bSmallSingletons &&
(bidState.numSuitsStopped == 1) )
{
// passed the test for standard gambling 3NT
status << "G3NT1! With a solid " & bidState.numCardsInSuit[nSuit] &
"-card " & STSS(nSuit) & " suit, " & bidState.fCardPts &
" HCPs, no voids, no small singletons, and no outside stoppers, "
" go ahead and bid a Gambling 3NT.\n";
}
else if ( !bStandardGambling3NT && (numValidBidsMade == 0) && (ISSUIT(nSuit)) &&
(bidState.fCardPts >= OPEN_PTS(16)) && (bidState.fCardPts <= OPEN_PTS(21)) &&
(bidState.numVoids == 0) && !bSmallSingletons &&
(bidState.numSuitsStopped >= 3) )
{
// passed the test for ACOL gambling 3NT
status << "G3NT2! With a solid " & bidState.numCardsInSuit[nSuit] &
"-card " & STSS(nSuit) & " suit, " & bidState.fCardPts &
" HCPs, no voids, no small singletons, and stoppers in " &
((bidState.numSuitsStopped == 4)? "all four suits" : "two outside suits") &
", go ahead and bid an ACOL Gambling 3NT.\n";
}
else
{
return FALSE;
}
// OK, go ahead and bid 3NT
bidState.SetBid(BID_3NT);
bidState.SetConventionStatus(this, CONV_INVOKED);
return TRUE;
}
//
//---------------------------------------------------------------
//
// TryCueBid()
//
BOOL CCueBidConvention::TryCueBid(CHandHoldings& hand, CBidEngine& bidState, CPlayerStatusDialog& status)
{
// check basic requirements
if (bidState.m_nAgreedSuit == NONE)
return FALSE;
// don't make a cue bid if we're already done with it
int nStatus = bidState.GetConventionStatus(this);
if (nStatus != CONV_INACTIVE)
return FALSE;
// get adjusted point count as declarer
// NCR BIG PROBLEM HERE - This changes a global variable. The changes are now always wanted ???
bidState.fAdjPts = hand.RevalueHand(REVALUE_DECLARER, bidState.m_nAgreedSuit, TRUE);
bidState.m_fMinTPPoints = bidState.fAdjPts + bidState.m_fPartnersMin;
bidState.m_fMaxTPPoints = bidState.fAdjPts + bidState.m_fPartnersMax;
bidState.m_fMinTPCPoints = bidState.fCardPts + bidState.m_fPartnersMin;
bidState.m_fMaxTPCPoints = bidState.fCardPts + bidState.m_fPartnersMax;
//
// try a cue bid only if we have an interest in slam
//
if (bidState.m_fMinTPPoints < 30)
return FALSE;
// also, we shouldn't use cue bid if we have all four aces
if (bidState.numAces == 4)
return FALSE;
// or if we're already at a slam level
if (bidState.nPartnersBidLevel >= 6)
return FALSE;
int nLastBid = pDOC->GetLastValidBid();
if (nLastBid >= bidState.GetGameBid(BID_SUIT(nLastBid)))
return FALSE;
// special test -- dont' cue bid if partner just raised a suit that we
// shifted to artificially
if ((bidState.nPartnersSuit == bidState.nPreviousSuit) &&
( (ISSUIT(bidState.m_nAgreedSuit) && (bidState.nPreviousSuit != bidState.m_nAgreedSuit)) ||
(ISSUIT(bidState.m_nIntendedSuit) && (bidState.nPreviousSuit != bidState.m_nIntendedSuit)) ) )
return FALSE;
//
// see what stage we're at
//
if (nStatus == CONV_INACTIVE)
{
//
// showing first round controls
//
// bidState.SetConventionStatus(this, CONV_INVOKED_ROUND1);
// find cheapest ace
int nBid;
int nAgreedSuit = bidState.m_nAgreedSuit;
int nSuit = GetCheapestAce(hand, nAgreedSuit);
//
if ((nSuit != bidState.m_nAgreedSuit) && (nSuit != bidState.nPartnersSuit))
{
// found a suit to cue bid
// the bid must be at a level that commits the partnership to game
// i.e., for a major, it must be > 3 of the suit; for a minor, > 4
nBid = bidState.GetCheapestShiftBid(nSuit);
int nBidLevel = BID_LEVEL(nBid);
// see if the bid is too high to qualify as a cue bid
if ( (ISMAJOR(nAgreedSuit) && (nBidLevel >= 5)) ||
(ISMINOR(nAgreedSuit) && (nBidLevel >= 6)) )
return FALSE;
// else if it's too low, adjust it upwards
if ( (ISMAJOR(nAgreedSuit) && (nBid < MAKEBID(nAgreedSuit,3))) ||
(ISMINOR(nAgreedSuit) && (nBid < MAKEBID(nAgreedSuit,4))) )
nBid += 5;
// alternatively, see if the bid is too high
if (nBid > bidState.GetGameBid(nAgreedSuit))
return FALSE;
status << "CUET10! With " & bidState.m_fMinTPPoints &
"+ pts and possible slam aspirations, make a cue bid, showing the cheapest ace (" &
STS(nSuit) & ") with a bid of " & BTS(nBid) & ".\n";
bidState.SetBid(nBid);
bidState.SetConventionStatus(this, CONV_INVOKED_ROUND1);
return TRUE;
}
else
{
// either we don't have any aces, or the ace is in the trump suit
// either way, we can't make a cue bid with this holding
return FALSE;
}
}
else if (nStatus == CONV_INVOKED_ROUND1)
{
//
// showing second round controls, necesary if we want to proceed to a grand slam
//
bidState.SetConventionStatus(this, CONV_INVOKED_ROUND2);
// find cheapest king or void suit
int nSuit = GetCheapestKingOrVoid(hand, bidState.m_nAgreedSuit);
int nPartnersBid = bidState.nPartnersBid;
//
if (nSuit != bidState.m_nAgreedSuit)
{
// found a suit to cue bid
int nBid = bidState.GetCheapestShiftBid(nSuit);
status << "CUET20! Make a second-round cue bid, showing the cheapest " &
((hand.GetSuitLength(nSuit) == 0)? "void suit" : "king") &
" (in " & STS(nSuit) & ") with a bid of " & BTS(nBid) & ".\n";
bidState.SetBid(nBid);
bidState.SetConventionStatus(this, CONV_INVOKED_ROUND2);
return TRUE;
}
else
{
// either we don't have any second-round control to show,
// so stop cue bidding and return to the trump suit
int nBid = bidState.GetCheapestShiftBid(bidState.m_nAgreedSuit);
status << "CUET24! With no second-round controls to cue bid, we have to return to the trump suit at a bid of " &
BTS(nBid) & ".\n";
bidState.SetBid(nBid);
bidState.SetConventionStatus(this, CONV_INVOKED_ROUND2);
return TRUE;
}
}
else if (nStatus == CONV_INVOKED_ROUND2)
{
// both we and partner have shown first and second-round controls, so
// it;s time to put up or shut up
}
else
{
// error!
AfxMessageBox("Error while attempting cue bid!");
bidState.SetConventionStatus(this, CONV_ERROR);
}
//
return TRUE;
}
//
//---------------------------------------------------------------
//
// HandleConventionResponse()
//
BOOL CCueBidConvention::HandleConventionResponse(const CPlayer& player,
const CConventionSet& conventions,
CHandHoldings& hand,
CCardLocation& cardLocation,
CGuessedHandHoldings** ppGuessedHands,
CBidEngine& bidState,
CPlayerStatusDialog& status)
{
// check state
int nStatus = bidState.GetConventionStatus(this);
if (nStatus <= 0)
return FALSE;
//
int nPartnersBid = bidState.nPartnersBid;
int nPartnersBidLevel = bidState.nPartnersBidLevel;
int nPartnersSuit = bidState.nPartnersSuit;
int nPreviousBid = bidState.nPreviousBid;
int nAgreedSuit = bidState.m_nAgreedSuit;
int nBid;
//
// first check if partner returned to the trump suit, regardless of
// which cue bidding round this is
//
if ( ((nStatus == CONV_INVOKED_ROUND1) || (nStatus == CONV_INVOKED_ROUND2)) &&
(nPartnersSuit == nAgreedSuit) )
{
// 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);
}
// first check for a direct raise to slam by partner in response to our
// cue bid(unlikely, but hey...)
if (nPartnersBidLevel >= 6)
{
status << "HRCB0! In response to our cue bid, partner returned to the agreed " & STSS(nAgreedSuit) &
" trump suit with a slam bid at " & BTS(nPartnersBid) & ".\n";
// raise to a grand slam if possible
if ((nPartnersBidLevel == 6) && (bidState.m_fMinTPPoints >= 37))
{
nBid = MAKEBID(nAgreedSuit,7);
status << "HRCB1! And with " &
bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints &
" points in the partnership, go ahead and raise to " &
BTS(nBid) & ".\n";
}
else
{
// sign off on the slam
nBid = BID_PASS;
status << "HRCB2! And with " &
bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints &
" points in the partnership, sign off on the slam bid and pass.\n";
}
//
bidState.SetBid(nBid);
bidState.SetConventionStatus(this, CONV_FINISHED);
return TRUE;
}
//
// otherwise partner returned to the agreed suit below slam,
// a discouraging sign
//
status << "HRCB5! Partner returned to the agreed " & STSS(nAgreedSuit) &
" trump suit in response to our cue bid of " & BTS(nPreviousBid) &
", which is a discouraging sign.\n";
// pass with < 33 team points
if (bidState.m_fMinTPPoints < 33)
{
//
nBid = BID_PASS;
status << "HRCB6! And with only " &
bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints &
" points in the partnership, we have to forget about slam and pass.\n" &
BTS(nBid) & ".\n";
}
else if (bidState.m_fMinTPPoints < 37)
{
// with 33-36 pts, bid small slam anyway
nBid = MAKEBID(nAgreedSuit, 6);
status << "HRCB7! But with " &
bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints &
" points in the partnership, go ahead and bid a small slam anyway at " &
BTS(nBid) & ".\n";
}
else
{
// with 33-37 pts, bid a grand slam anyway
nBid = MAKEBID(nAgreedSuit, 7);
status << "HRCB8! But with " &
bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints &
" points in the partnership, go ahead and bid a grand slam anyway at " &
BTS(nBid) & ".\n";
}
//
bidState.SetBid(nBid);
bidState.SetConventionStatus(this, CONV_FINISHED);
return TRUE;
}
//
//-----------------------------------------------------------------
//
// else partner made a responding cue bid, an encouraging sign
// now see what stage we're at
//
if (nStatus == CONV_INVOKED_ROUND1)
{
// 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);
}
//
status << "HRCB40! Partner responded with a cue bid of " & BTS(nPartnersBid) &
", showing an Ace in " & STS(nPartnersSuit) & ".\n";
//
// see if we want to proceed to a second round of cue bidding
// we need 36+ pts and controls in all four suits
//
BOOL bAllFourControls;
if ((bidState.numAces + 1) == 4)
{
status << "HRCB42! And with partner's " & STSS(nPartnersSuit) &
", we have all four Aces for full first-round control.\n";
bAllFourControls = TRUE;
}
else
{
status << "HRCB43! But even with partner's " & STSS(nPartnersSuit) &
", it's not clear we have all four Aces for full first-round control.\n";
bAllFourControls = FALSE;
}
//
if ((bidState.m_fMinTPPoints < PTS_SLAM) || (!bAllFourControls))
{
// gotta stop below slam
nBid = bidState.GetCheapestShiftBid(nAgreedSuit);
status << "HRCB46! With only " &
bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints &
" points in the partnership" &
((bAllFourControls)? "," : "and without clear first round controls,") &
" we can't afford to bid slam, so settle for a contract of " &
BTS(nBid) & ".\n";
bidState.SetBid(nBid);
bidState.SetConventionStatus(this, CONV_FINISHED);
return TRUE;
}
// else we have >= 33 pts and all four controls
else if (bidState.m_fMinTPPoints < 36)
{
// can only make a small slam
nBid = MAKEBID(nAgreedSuit, 6);
status << "HRCB46! But with only " &
bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints &
" points in the partnership, we have to stop at a small with a contract of " &
BTS(nBid) & ".\n";
bidState.SetBid(nBid);
bidState.SetConventionStatus(this, CONV_FINISHED);
return TRUE;
}
//
// at this point, we have 36+ points, so trigger another round of cue bidding
// find cheapest king or void suit
//
int nSuit = GetCheapestKingOrVoid(hand, bidState.m_nAgreedSuit);
if (nSuit != nAgreedSuit)
{
// found a suit to cue bid for second round
nBid = bidState.GetCheapestShiftBid(nSuit);
status << "HRCB60! Make a second-round cue bid, showing the cheapest " &
((hand.GetSuitLength(nSuit) == 0)? "void suit" : "king") &
" (in " & STS(nSuit) & ") with a bid of " & BTS(nBid) & ".\n";
}
else
{
// either we don't have any second-round control to show, or the
// second round card is in the trump
// so stop cue bidding and return to the trump suit at a small slam
nBid = MAKEBID(nAgreedSuit, 6);
status << "HRCB80! With no second-round controls to cue bid, we have to return to the trump suit with a small slam at " &
BTS(nBid) & ".\n";
}
//
bidState.SetBid(nBid);
bidState.SetConventionStatus(this, CONV_FINISHED);
return TRUE;
}
else if (nStatus == CONV_INVOKED_ROUND2)
{
// 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);
}
//
// both we and partner have shown first and second-round controls,
// so now it's time to put up or shut up
//
// if we like the controls and have enough points, bid grand slam;
// else bid a small slam or game
//
//
// see if we want to proceed to a second round of cue bidding
// we need 36+ pts and controls in all four suits
//
BOOL bAllFourSecondRoundControls;
if ((bidState.numKings + 1) == 4)
{
status << "HRCBS10! And with partner's " & STSS(nPartnersBid) &
" bid showing a King or void, in " & STS(nPartnersSuit) &
", we have scond-round control of all four suits.\n";
bAllFourSecondRoundControls = TRUE;
}
else
{
status << "HRCBS12! But even with partner's " & STSS(nPartnersBid) &
", it's not clear we have all full second-round control.\n";
bAllFourSecondRoundControls = FALSE;
}
//
if ((bidState.m_fMinTPPoints < 32) || (!bAllFourSecondRoundControls))
{
// gotta stop below slam
nBid = bidState.GetCheapestShiftBid(nAgreedSuit);
status << "HRCBS20! With only " &
bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints &
" points in the partnership " &
((bAllFourSecondRoundControls)? "," : "and without clear second round controls,") &
" we can't afford to bid slam, so settle for a contract of " &
BTS(nBid) & ".\n";
}
// else we have >= 32 pts and all four controls
else if (bidState.m_fMinTPPoints < 36)
{
// can only make a small slam
nBid = MAKEBID(nAgreedSuit, 6);
status << "HRCBS24! But with only " &
bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints &
" points in the partnership, we have to stop at a small with a contract of " &
BTS(nBid) & ".\n";
}
else
{
//
// else we have 36+ points, so go ahead and bid a grand slam
//
int nBid = MAKEBID(nAgreedSuit, 7);
status << "HRCBS40! With a total of " &
bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints &
" points in the partnership and full first and second-round controls, go head and bid a grand slam at " &
BTS(nBid) & ".\n";
}
//
bidState.SetBid(nBid);
bidState.SetConventionStatus(this, CONV_FINISHED);
return TRUE;
}
else
{
// N/A
return FALSE;
}
//
return TRUE;
}
//
//===============================================================================
//
// TryConvention()
//
// check if we can use a Michaels Cue Bid here
//
BOOL CMichaelsCueBidConvention::TryConvention(const CPlayer& player,
const CConventionSet& conventions,
CHandHoldings& hand,
CCardLocation& cardLocation,
CGuessedHandHoldings** ppGuessedHands,
CBidEngine& bidState,
CPlayerStatusDialog& status)
{
//
// the requirements for a Michaels Cue Bid are:
// 1: RHO must have opened a suit (not NT) at the 1-level
// 2: this must be our first bidding opportunity
// 3: need a 2-suited hand; i.e.,
// - if RHO bid a minor, need 5/5 or 5/(good)4 in the majors
// - if RHO bid a major, need 5 in the other major, plus 5 in a minor
// the two suits should also be rather comparable
// 4: need either 6-11 pts or 17+ pts
// (with 12-16 pts, we generally overcall or double for takeout)
// 5: if we have 12+ pts and playing takeout doubles, cannot have a
// hand suitable for a takeout (???)
// test conditions 1, 2, & 4
if ( ((bidState.nRHOBid >= BID_1C) && (bidState.nRHOBid <= BID_1S)) &&
( ((bidState.fPts >= OPEN_PTS(6)) && (bidState.fPts <= OPEN_PTS(11))) || ((bidState.fPts >= OPEN_PTS(17))/*&& (bidState.fPts <= 18)*/) ) &&
(bidState.m_numBidTurns == 0) && (bidState.m_numPartnerBidTurns == 0) )
{
// passed
}
else
{
return FALSE;
}
// test condition #3
int nOppSuit = bidState.nRHOSuit;
BOOL bEnoughLength = FALSE;
//
if (ISMINOR(nOppSuit))
{
// need 5/5 in the majors, or 5 + good 4
int numHearts = hand.GetNumCardsInSuit(HEARTS);
int numSpades = hand.GetNumCardsInSuit(SPADES);
if ((hand.GetSuitStrength(HEARTS) < SS_MARGINAL_OPENER) || (hand.GetSuitStrength(SPADES) < SS_MARGINAL_OPENER) ||
(Abs(hand.GetSuitStrength(HEARTS) - hand.GetSuitStrength(SPADES)) > 1) )
return FALSE;
//
if ((numHearts >= 5) && (numSpades >= 5))
{
bEnoughLength = TRUE;
status << "2MCL1! We have at least 5/5 in the majors, so we can make a Michaels cue bid.\n";
}
else if ((numHearts >= 5) && (numSpades == 4) &&
(hand.GetSuitStrength(SPADES) >= SS_STRONG))
{
bEnoughLength = TRUE;
status << "2MCL2! We have 5/4 in the majors, but the 4 Spades are strong, so we can make a Michaels cue bid.\n";
}
else if ((numHearts == 4) && (numSpades >= 5) && (hand.GetSuitStrength(HEARTS) >= SS_STRONG))
{
bEnoughLength = TRUE;
status << "2MCL3! We have 5/4 in the majors, but the 4 Hearts are strong, so we can make a Michaels cue bid.\n";
}
}
else
{
// need 5 in the unbid major, and 5 in a minor
int nOtherMajor = (nOppSuit == HEARTS)? SPADES : HEARTS;
int numMajors = hand.GetNumCardsInSuit(nOtherMajor);
int numClubs = hand.GetNumCardsInSuit(CLUBS);
int numDiamonds = hand.GetNumCardsInSuit(CLUBS);
// check that the major suit is OK
if ((numMajors < 5) || (hand.GetSuitStrength(nOtherMajor) < SS_MARGINAL_OPENER))
return FALSE;
// then check the minor & compare the suits
if ((numClubs >= 5) && (hand.GetSuitStrength(CLUBS) >= SS_MARGINAL_OPENER) &&
(Abs(hand.GetSuitStrength(nOtherMajor) - hand.GetSuitStrength(CLUBS)) <= 1) )
{
bEnoughLength = TRUE;
status << "2MCL5! We have 5+ cards in " & STS(nOtherMajor) &
" and 5+ cards in a minor (Clubs), so we can make a Michaels cue bid.\n";
}
else if ((numDiamonds >= 5) && (hand.GetSuitStrength(DIAMONDS) >= SS_MARGINAL_OPENER) &&
(Abs(hand.GetSuitStrength(nOtherMajor) - hand.GetSuitStrength(DIAMONDS)) <= 1) )
{
bEnoughLength = TRUE;
status << "2MCL5! We have 5+ cards in " & STS(nOtherMajor) &
" and 5+ cards in a minor (Diamonds), so we can make a Michaels cue bid.\n";
}
}
// check condition
if (!bEnoughLength)
return FALSE;
// OK, go ahead and cue-bid the enemy suit
int nBid = MAKEBID(nOppSuit, 2);
status << "MCL9! With a 2-suited hand, make a Michaels cue bid over RHO's " & STS(nOppSuit) &
" with a bid of " & BTS(nBid) & ".\n";
bidState.SetBid(nBid);
bidState.SetConventionStatus(this, CONV_INVOKED);
return TRUE;
}
//
//==========================================================
//
// 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;
}
}
//
//===============================================================================
//
// TryConvention()
//
// check if we can bid a takeout double here
//
BOOL CNegativeDoublesConvention::TryConvention(const CPlayer& player,
const CConventionSet& conventions,
CHandHoldings& hand,
CCardLocation& cardLocation,
CGuessedHandHoldings** ppGuessedHands,
CBidEngine& bidState,
CPlayerStatusDialog& status)
{
//
// Negative doubles are made in the third position after
// partner opens and RHO overcalls up to 2S.
// The requirements for a negative doubles are:
// 1: partner must have opened the bidding,
// 2: we must either have passesed or not bid yet
// 3: RHO must have overcalled at a level no higher than 2S,
// 4: have 4+ cards in each unbid major, (5+ at the 2-level),
// 5: holding 6+ points at the 1-level, or 11+ at the 2-level, and finally,
// 6: don't have decent support for partner's suit
// test conditions 1, 2, 3, and 5
if ((bidState.m_bPartnerOpenedForTeam) && (bidState.m_numBidTurns <= 1) &&
(bidState.nLHOBid <= BID_PASS) && (bidState.nRHOBid > BID_PASS)
// NCR-145 Can't do NegDouble over Opening bid of Double
&& (bidState.nPartnersOpeningBid != BID_DOUBLE)
// NCR-294 Can't do NegDbl over NT
&& (bidState.nRHOSuit != NOTRUMP)
// NCR-116 split test into 2 parts depending on bid level
&& (((bidState.nRHOBid <= BID_1S) && (bidState.fCardPts >= OPEN_PTS(6)))
// NCR-116 higher level takes more points
|| ((bidState.nRHOBid <= BID_2S) && (bidState.fCardPts >= OPEN_PTS(11))))
&& !ISBID(bidState.nPreviousBid)) // NCR test if we made a previous bid
{
// passed the initial tests
}
else
{
return FALSE;
}
// test condition #6
// if we can raise partner or shift over the opponent,
// don't bother with a negative double
int nRHOBid = bidState.nRHOBid;
int nRHOBidLevel = bidState.nRHOBidLevel;
int nRHOSuit = bidState.nRHOSuit;
//
if (nRHOBidLevel == 1)
{
/*
// see if we can raise partner at the 2-level
if (pCurrConvSet->IsConventionEnabled(tidLimitRaises))
{
if ((bidState.numSupportCards >= 3) && (bidState.fPts >= OPEN_PTS(6)))
{
// we can raise partner at the 2-level, so forget the neg double
return FALSE;
}
else if (bidState.numSupportCards >= 3) && (bidState.fPts >= OPEN_PTS(6)))
{
// likewise, w/o limit raises
return FALSE;
}
}
*/
if ((bidState.numSupportCards >= 3) &&
(bidState.numSupportCards >= 3) && (bidState.fPts >= OPEN_PTS(6)))
{
// if we can raise partner at the 2-level, forget the neg double
if (pCurrConvSet->IsConventionEnabled(tidLimitRaises) &&
(bidState.fPts >= OPEN_PTS(11)) && (bidState.fPts < OPEN_PTS(13)))
return FALSE; // limit raise
else if (!pCurrConvSet->IsConventionEnabled(tidLimitRaises) &&
(bidState.fPts >= OPEN_PTS(13)) && (bidState.fPts < OPEN_PTS(17)))
return FALSE; // single raise
}
// check up to 2 suits
for (int i=0;i<2;i++)
{
// see if we can switch to this suit
int nSuit = hand.GetSuitsByPreference(i);
if (bidState.IsSuitShiftable(nSuit) && (nSuit > nRHOSuit))
return FALSE;
}
}
//
if (nRHOBidLevel == 2)
{
// see if we can safely raise partner at the 2-level
if ((bidState.numSupportCards >= 3) && (bidState.fPts >= OPEN_PTS(6)) && (bidState.nPartnersSuit > nRHOSuit))
{
// we can raise partner at the 2-level, so forget the neg double
return FALSE;
}
// see if we can raise partner to the 3-level (either 11 or 13 pts)
double nReqPts = pCurrConvSet->IsConventionEnabled(tidLimitRaises)? OPEN_PTS(11) : OPEN_PTS(13);
if ((bidState.numSupportCards >= 4) && (bidState.fPts >= nReqPts))
{
// we can raise partner to the 3-level, so forget the neg double
return FALSE;
}
// check up to 2 suits for a shift at the 2-level
for (int i=0;i<2;i++)
{
// see if we can switch to this suit
int nSuit = hand.GetSuitsByPreference(i);
if (bidState.IsSuitShiftable(nSuit))
{
// we can shift to the suit, but see if we have the pts
if ((nSuit < bidState.nPartnersSuit) && (bidState.fPts >= OPEN_PTS(10)))
return FALSE; // can shift to a lower suit at the 2-level
else if ((nSuit > bidState.nPartnersSuit) && (bidState.fPts >= OPEN_PTS(19)))
return FALSE; // can (jump) shift to a higher suit at the 2-level
}
}
}
else if (nRHOBidLevel == 3)
{
// opp. overcalled at 3-level; too high a level for a neg. double
return FALSE;
}
// test condition 4
// mark which majors are unbid
int nMajorSuits[2] = { 1, 1 };
if (bidState.nPartnersSuit == HEARTS)
nMajorSuits[0] = 0; // Hearts have been bid
else if (bidState.nPartnersSuit == SPADES)
nMajorSuits[1] = 0; // spades have been bid
//
if (bidState.nRHOSuit == HEARTS)
nMajorSuits[0] = 0;
else if (bidState.nRHOSuit == SPADES)
nMajorSuits[1] = 0;
// if both majors have been bid, we can't use negative doubles
if ((!nMajorSuits[0]) && (!nMajorSuits[1]))
return FALSE;
//
if (bidState.nRHOBidLevel == 1)
{
// at the 1-level, need 4+ cards in each unbid major and 6+ pts
if ( ((nMajorSuits[0]) && (hand.GetNumCardsInSuit(HEARTS) < 4)) ||
((nMajorSuits[1]) && (hand.GetNumCardsInSuit(SPADES) < 4)) ||
(bidState.fPts < OPEN_PTS(6)))
return FALSE;
}
else
{
// at the 2-level, need 5+ cards in each unbid major and 11+ pts
if ( ((nMajorSuits[0]) && (hand.GetNumCardsInSuit(HEARTS) < 5)) ||
((nMajorSuits[1]) && (hand.GetNumCardsInSuit(SPADES) < 5)) ||
(bidState.fPts < OPEN_PTS(11)))
return FALSE;
}
//
// finally, see if we have _too many_ points for a neg. double (19+)
//
if (bidState.fPts >= OPEN_PTS(19))
{
// status << "NEGDBLX! We have the holdings for a negative double, but our " &
// bidState.fPts & " points are too much\n";
return FALSE;
}
//
// we've now passed all the tests, so make the bid
//
if (bidState.nRHOBidLevel == 1)
status << "NEGDBL1! With " & bidState.fPts & "/" & bidState.fPts &
" points and 4 cards in the unbid majors, bid a negative double.\n";
else
status << "NEGDBL2! With " & bidState.fPts & "/" & bidState.fPts &
" points and 5+ cards in the unbid majors, bid a negative double.\n";
int nBid = BID_DOUBLE;
bidState.SetBid(nBid);
// bidState.SetConventionStatus(this, CONV_INVOKED);
bidState.SetConventionStatus(this, CONV_FINISHED);
return TRUE;
}
//
//-----------------------------------------------------
//
// respond to partner's negative double
//
BOOL CNegativeDoublesConvention::RespondToConvention(const CPlayer& player,
const CConventionSet& conventions,
CHandHoldings& hand,
CCardLocation& cardLocation,
CGuessedHandHoldings** ppGuessedHands,
CBidEngine& bidState,
CPlayerStatusDialog& status)
{
// first see if another convention is active
if ((bidState.GetActiveConvention() != NULL) &&
(bidState.GetActiveConvention() != this))
return FALSE;
//
// Bidding in response to partner's negative bid? check requirements
//
// the identifying marks of a negative double are:
// 1: this must be round #1 or 2
// 2: we must have opened bidding, and
// 3: LHO must have bid over our initial bid, up to 2S
//
int nBid;
int nPartnersBid = bidState.nPartnersBid;
int nMajorSuits[2] = { 1, 1 };
if (bidState.nPreviousSuit == HEARTS)
nMajorSuits[0] = 0;
else if (bidState.nPreviousSuit == SPADES)
nMajorSuits[1] = 0;
//
if (bidState.nLHOSuit == HEARTS)
nMajorSuits[0] = 0;
else if (bidState.nLHOSuit == SPADES)
nMajorSuits[1] = 0;
// apply tests #1, 2, and 3
if ( (nPartnersBid == BID_DOUBLE) &&
((bidState.nRound == 0) || (bidState.nRound == 1)) &&
(bidState.m_bOpenedBiddingForTeam) &&
(bidState.nLHOBid > BID_PASS) && (bidState.nLHOBid <= BID_2S)
// NCR-195 bid must be suit
&& ISSUIT(BID_SUIT(bidState.nLHOBid))
)
{
//
status << "NEGDR2! Partner has bid a negative double, indicating 4+ cards in the unbid majors " &
((nMajorSuits[0] && nMajorSuits[1])? "(Hearts and Spades)" :
nMajorSuits[0]? "(Hearts)" : "(Spades)") & ".\n";
}
else
{
return FALSE;
}
//
// estimate partner's strength
//
if (bidState.nLHOBidLevel == 1)
{
// 6-9 pts for a neg dbl the 1-level (NCR TryConvention uses 19 max???)
bidState.m_fPartnersMin = OPEN_PTS(6);
bidState.m_fPartnersMax = Min(OPEN_PTS(19),40 - bidState.fCardPts); // NCR changed 9 to 19
bidState.m_fMinTPPoints = bidState.fPts + bidState.m_fPartnersMin;
bidState.m_fMaxTPPoints = bidState.fPts + bidState.m_fPartnersMax;
bidState.m_fMinTPCPoints = bidState.fCardPts + bidState.m_fPartnersMin;
bidState.m_fMaxTPCPoints = bidState.fCardPts + bidState.m_fPartnersMax;
status << "2NEGDR8! Partner's negative double indicates " &
bidState.m_fPartnersMin & "-" & bidState.m_fPartnersMax &
" points, for a total in the partnership of " &
bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints &
" points.\n";
}
else
{
// 11-18 pts for a neg double at the 2 level
bidState.m_fPartnersMin = OPEN_PTS(11);
bidState.m_fPartnersMax = Min(OPEN_PTS(18),40 - bidState.fCardPts);
bidState.m_fMinTPPoints = bidState.fPts + bidState.m_fPartnersMin;
bidState.m_fMaxTPPoints = bidState.fPts + bidState.m_fPartnersMax;
bidState.m_fMinTPCPoints = bidState.fCardPts + bidState.m_fPartnersMin;
bidState.m_fMaxTPCPoints = bidState.fCardPts + bidState.m_fPartnersMax;
status << "2NEGDRT8! Partner's negative double indicates 11+ pts, for a total in the partnership of " &
bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints &
" points.\n";
}
//
// and respond to the bid
//
int nSuit;
double fCardPts = bidState.fCardPts;
double fPts = bidState.fPts;
int nLHOBid = bidState.nLHOBid;
int nRHOBid = bidState.nRHOBid;
//
// with support for one or the other major, raise
// but discount the majors already bid by us or LHO
//
int numHearts = hand.GetNumCardsInSuit(HEARTS);
int numSpades = hand.GetNumCardsInSuit(SPADES);
// gotta beat RHO's bid if possible
int nTopBid = nLHOBid;
if ((nRHOBid > BID_PASS) && (nRHOBid != BID_REDOUBLE))
nTopBid = nRHOBid;
// see if the majors are available
if ( (nMajorSuits[0] && nMajorSuits[1]) &&
((numHearts >= 3) || (numSpades >= 3)) )
{
// both majors are available, so pick the better one
int nSuit = bidState.PickSuperiorSuit(HEARTS,SPADES);
nBid = bidState.GetCheapestShiftBid(nSuit, nTopBid);
// see if the bid is affordable
if (bidState.IsBidSafe(nBid))
{
status << "NEGDTR20! With " & bidState.m_fMinTPPoints & " pts in the partnership and " &
" both majors available in response to the negative double, go with the " &
hand.GetNumCardsInSuit(nSuit) & "-card " & STSS(nSuit) & " suit and bid " &
BTS(nBid) & ".\n";
bidState.SetBid(nBid);
}
else
{
status << "NEGDTR21! We have both majors avaialblem but with " & bidState.m_fMinTPPoints &
" pts in the partnership, we do not have enough points to bid either suit and have to pass.\n";
bidState.SetBid(BID_PASS);
}
bidState.SetConventionStatus(this, CONV_FINISHED);
return TRUE;
}
else if ( ((nMajorSuits[0]) && (numHearts >= 3)) ||
((nMajorSuits[1]) && (numSpades >= 3)) )
{
// bid the suit
if ((nMajorSuits[0]) && (numHearts >= 3))
nSuit = HEARTS;
else
nSuit = SPADES;
nBid = bidState.GetCheapestShiftBid(nSuit, nTopBid);
// see if the bid is affordable
double fAdj = bidState.fAdjPts; // NCR-717 theApp.GetBiddingAgressiveness()*1.5; // NCR change test amt?
if (bidState.IsBidSafe(nBid, fAdj)) // NCR adjust???
{
status << "NEGDTR30! With " & bidState.m_fMinTPPoints & " pts in the partnership and " &
hand.GetNumCardsInSuit(nSuit) & " cards available in " &
STS(nSuit) &", bid " & BTS(nBid) & ".\n";
bidState.SetBid(nBid);
}
else
{
status << "NEGDTR31! We have " & hand.GetNumCardsInSuit(nSuit) & " cards in the " &
STSS(nSuit) & " suit, but with only " & bidState.m_fMinTPPoints &
" pts in the partnership, we can't go any higher.\n";
bidState.SetBid(BID_PASS);
}
bidState.SetConventionStatus(this, CONV_FINISHED);
return TRUE;
}
//
// we have no majors available, so bid NT if possible
//
if (bidState.BidNoTrumpAsAppropriate(FALSE))
{
bidState.SetConventionStatus(this, CONV_FINISHED);
return TRUE;
}
// else bid something, anything
nSuit = bidState.GetRebidSuit(bidState.nPreviousSuit);
if(nSuit == NONE) { //NCR test for no rebidable suit return
nBid = BID_1NT; // NCR Hardcoded ??? vs get cheapest
}else{
nBid = bidState.GetCheapestShiftBid(nSuit, nTopBid);
}
// NCR-415 Test if safe bid
if (!bidState.IsBidSafe(nBid, bidState.fDistPts) // NCR-592 set adj to dist pts
&& (bidState.nRHOBid > BID_PASS) ) // NCR-637 Only if RHO bid
{
nBid = BID_PASS;
status << "NEGDTR36! With a total of " & bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints
& " pts in the partnership, we cannot safely bid further, so pass.\n";
} // end NCR-415
else
{
if (!ISMAJOR(nSuit))
status << "NEGDTR40! Unfortunately we don't have a major to respond with, so bid " & BTS(nBid) & ".\n";
else
status << "NEGDTR41! Our best response is " & BTS(nBid) & ".\n";
}
bidState.SetBid(nBid);
bidState.SetConventionStatus(this, CONV_FINISHED);
return TRUE;
}
//
//---------------------------------------------------------------
//
// InvokeGerber()
//
// Start the Gerber convention
//
BOOL CGerberConvention::InvokeGerber(CHandHoldings& hand, CBidEngine& bidState, CPlayerStatusDialog& status, int nEventualSuit)
{
// record intended suit for later use
ASSERT(nEventualSuit != NONE);
bidState.m_nAgreedSuit = nEventualSuit;
double fMinTPPoints = bidState.m_fMinTPPoints;
double fMaxTPPoints = bidState.m_fMaxTPPoints;
double fMinTPCPoints = bidState.m_fMinTPCPoints;
double fMaxTPCPoints = bidState.m_fMaxTPCPoints;
double fCardPts = bidState.fCardPts;
double fPts = bidState.fPts;
double fAdjPts = bidState.fAdjPts;
int nBid;
// if Gerber has already been used, return
if (bidState.GetConventionStatus(this) >= CONV_INVOKED)
return FALSE;
//
// if Gerber is not enabled, just bid slam directly
//
if (!pCurrConvSet->IsConventionEnabled(tidGerber))
{
// no Gerber? go ahead and bid slam directly
status << "2GERBX! we have " & fCardPts & "/" & fPts & "/" & fAdjPts &
" points in hand, for a total of approx. " &
fMinTPPoints & "-" & fMaxTPPoints & " / " &
fMinTPCPoints & "-" & fMaxTPCPoints &
" pts in the partnership, but we can't use Gerber to investigate Aces and Kings since it's currently not enabled.\n";
// bid a grand slam if we have 37+ pts and the trump ace
// or a small slam with 32+ points
// or make the cheapest shift bid otherwise (D'oh!)
if ((fMinTPPoints >= PTS_GRAND_SLAM+1) && (hand.SuitHasCard(nEventualSuit, ACE)))
{
nBid = MAKEBID(nEventualSuit, 7);
status << "2GERBX1! but since we have the points for a grand slam and we hold the trump ace, go ahead and bid " &
BTS(nBid) & ".\n";
}
else if (fMinTPPoints >= PTS_SLAM)
{
nBid = MAKEBID(nEventualSuit, 6);
status << "2GERBX2! but since we have the points for a small slam, go ahead and bid " &
BTS(nBid) & ".\n";
}
else
{
// get cheapest shift bid
nBid = bidState.GetCheapestShiftBid(nEventualSuit);
status << "2GERBX3! so we just bid " & BTS(nBid) & ".\n";
}
//
bidState.SetBid(nBid);
return TRUE;
}
//
// shouldn't use Gerber if we have all four aces
//
if (bidState.numAces == 4)
{
// no Gerber? go ahead and bid slam directly
status << "2GERBY! Unfortunately, since we hold all four aces, Gerber is of little value to us.\n";
// bid a grand slam if we have 37+ pts and the trump ace
// or a small slam with 32+ points
// or make the cheapest shift bid otherwise (D'oh!)
if ((fMinTPPoints >= PTS_SLAM+1)
// NCR-324 added NOTRUMP test
&& ((nEventualSuit == NOTRUMP) || (hand.SuitHasCard(nEventualSuit, ACE))))
{
nBid = MAKEBID(nEventualSuit, 7);
status << "2GERBY1! so since we have the points for a grand slam, go ahead and bid " &
BTS(nBid) & ".\n";
}
else if (fMinTPPoints >= PTS_SLAM)
{
nBid = MAKEBID(nEventualSuit, 6);
status << "2GERBY2! so since we have the points for a small slam, go ahead and bid " &
BTS(nBid) & ".\n";
}
else
{
nBid = bidState.GetCheapestShiftBid(nEventualSuit, pDOC->GetLastValidBid());
status << "2GERBY3! so without quite enough points for a slam, we just bid " & BTS(nBid) & ".\n";
}
//
bidState.SetBid(nBid);
return TRUE;
}
//
// else we're playing Gerber and do not hold all four aces
// so make the bid to ask for aces
//
int nPartnersbid = bidState.nPartnersBid;
if ((nPartnersbid == BID_1NT) || (nPartnersbid == BID_2NT)
// NCR-246a Allow Gerber after Stayman 2C
|| ((nPartnersbid < BID_3NT) && bidState.nPreviousBid == BID_2C) )
{
nBid = BID_4C;
status << "GERBD! with " & bidState.fCardPts & "/" & bidState.fPts & "/" & bidState.fAdjPts &
" points in the hand, for a total of approx. " &
fMinTPCPoints & "-" & fMaxTPCPoints & " / " &
fMinTPPoints & "-" & fMaxTPPoints &
" pts in the partnership, explore slam possibilities with Gerber at " &
BTS(nBid) & ".\n";
}
else
{
nBid = BID_PASS;
status << "GERBDx! we'd like to use Gerber, but partner has already bid higher than 4C, so we have to pass.\n";
}
bidState.SetBid(nBid);
bidState.SetConventionStatus(this, CONV_INVOKED_ROUND1);
// done
return TRUE;
}
//
//-----------------------------------------------------
//
// respond to partner's Jacoby 2NT Bid
//
BOOL CJacoby2NTConvention::RespondToConvention(const CPlayer& player,
const CConventionSet& conventions,
CHandHoldings& hand,
CCardLocation& cardLocation,
CGuessedHandHoldings** ppGuessedHands,
CBidEngine& bidState,
CPlayerStatusDialog& status)
{
// first see if another convention is active
if ((bidState.GetActiveConvention() != NULL) &&
(bidState.GetActiveConvention() != this))
return FALSE;
//
// make a responding bid
//
int nPartnersBid = bidState.nPartnersBid;
int nPreviousBid = bidState.nPreviousBid;
int numTotalBidTurns = pDOC->GetNumBidsMade();
//
int nBid;
double fPts = bidState.fPts;
double fCardPts = bidState.fCardPts;
//
// see what round this is
//
int nStatus = bidState.GetConventionStatus(this);
if (nStatus == CONV_INACTIVE)
{
//
// Bidding in response to partner's Jacoby 2NT bid?
//
// the requirements for a Jacoby 2NT Bid are:
// 1: we must have opened the bidding with 1 of a major
// 2: Partner responded with 2NT
int nOpeningBid = pDOC->GetOpeningBid();
// test conditions
if ( (bidState.m_numBidTurns == 1) && (ISMAJOR(BID_SUIT(nPreviousBid))) &&
(nOpeningBid == nPreviousBid) && (BID_LEVEL(nPreviousBid) == 1) &&
(bidState.nPartnersBid == BID_2NT) )
{
// passed the test
}
else
{
return FALSE;
}
status << "J2N20! Partner has made a Jacoby 2NT inquiry bid, indicating " &
OPEN_PTS(13) & " pts and 4+ card support.\n";
// adjust points as declarer
int nSuit = bidState.nPreviousSuit;
bidState.SetAgreedSuit(nSuit);
fPts = bidState.fAdjPts = hand.RevalueHand(REVALUE_DECLARER, nSuit, TRUE);
// partner has 13+ pts
bidState.AdjustPartnershipPoints(13, 13);
//
// our options are as follows, in order:
//
// - with 18+ pts, rebid the suit at the 3 level
// - with 15-17 pts and a strong 5-card side suit, bid that suit at the 4-level
// - with 15-17 pts and a short suit, bid the short suit at the 3 level
// - with 15-17 pts an no short suit, bid 3NT
// - otherwise, sign off in game at the 4-level
// check point count
if (fPts >= 18)
{
nBid = MAKEBID(nSuit, 3);
status << "J2N21! With " & fPts & " points in hand, "
"respond to partner's Jacoby 2NT inquiry with a bid of " & BTS(nBid) & ".\n";
}
else if (fPts >= 15)
{
// see if we have a strong side suit
int nSideSuit = NONE;
for(int i=0;i<4;i++)
{
if ((i != nSuit) && (bidState.nSuitStrength[i] <= SS_STRONG) &&
(bidState.numCardsInSuit[i] >= 5))
break;
}
//
if (i < 4)
{
// bid the suit at the 4 level
nSuit = i;
nBid = MAKEBID(nSuit, 4);
status << "J2N22! With " & fPts & " points in hand and a good " &
bidState.numCardsInSuit[nSuit] & "-card suit in " & STS(nSuit) &
", respond to partner's Jacoby 2NT inquiry with " & BTS(nBid) & ".\n";
}
else if (bidState.numVoids >= 1)
{
// bid the void suit
for(nSuit=0;nSuit<4;nSuit++)
{
if (bidState.numCardsInSuit[nSuit] == 0)
break;
}
nBid = MAKEBID(nSuit, 3);
status << "J2N24! With " & fPts & " points in hand and a void suit in " & STS(nSuit) &
", respond to partner's Jacoby 2NT inquiry with a bid of " & BTS(nBid) & ".\n";
}
else if (bidState.numSingletons >= 1)
{
// bid the singleton
for(nSuit=0;nSuit<4;nSuit++)
{
if (bidState.numCardsInSuit[nSuit] == 1)
break;
}
nBid = MAKEBID(nSuit, 3);
status << "J2N26! With " & fPts & " points in hand and a singleton in " & STS(nSuit) &
", respond to partner's Jacoby 2NT inquiry with a bid of " & BTS(nBid) & ".\n";
}
else
{
// bid 3NT
nBid = BID_3NT;
status << "J2N28! With " & fPts & " points in hand and no short suits, "
" respond to partner's Jacoby 2NT inquiry with a bid of " & BTS(nBid) & ".\n";
}
}
else
{
// sign off at the 4-level
nBid = MAKEBID(nSuit, 4);
status << "J2N31! With only " & fPts & " points in hand, sign off in game at " &
BTS(nBid) & ".\n";
}
// and return
bidState.SetBid(nBid);
bidState.SetConventionStatus(this, CONV_FINISHED);
return TRUE;
}
//
return FALSE;
}
//
//===============================================================================
//
// TryConvention()
//
// check if we can open with a preemptive 3 or 4 bid
//
BOOL CShutoutBidsConvention::TryConvention(const CPlayer& player,
const CConventionSet& conventions,
CHandHoldings& hand,
CCardLocation& cardLocation,
CGuessedHandHoldings** ppGuessedHands,
CBidEngine& bidState,
CPlayerStatusDialog& status)
{
// basic requirements: no non-pass bid must have been entered yet
if (bidState.nLastValidRecordedBid != BID_PASS)
return FALSE; // someone else has opened already
//
//--------------------------------------------------------
//
// Now check for a shutout bid of 3 or 4
//
// at the very minimum, should have a 6-card suit
//
if (hand.GetNumSuitsOfAtLeast(6) < 1)
return FALSE;
//
// first find (a) long suit
//
/*
for(i=0;i<4;i++)
{
if (hand.numCardsInSuit[i] >= 6)
{
// a 7-card suit needs 2 honors, and a a 6-card suit needs 3
if ( ((hand.GetNumCardsInSuit(i) >= 7) && (hand.GetNumhonorsInSuit(i) >= 2)) ||
((hand.GetNumCardsInSuit(i) == 6) && (hand.GetNumhonorsInSuit(i) >= 3)) )
break;
}
}
*/
// assume the long suit is the preferred one
int nSuit = hand.GetPreferredSuit();
CSuitHoldings& suit = hand.GetSuit(nSuit);
int numCards = suit.GetNumCards();
int numHonors = suit.GetNumHonors();
// a 6-card suit needs 3 honors, and a 7+ card suit needs 2
if ( ((numCards == 6) && (numHonors < 3)) ||
((numCards >= 7) && (numHonors < 2)) )
return FALSE;
//
// then check for Aces, Kings, or Queens in outside suits
int nBid;
BOOL bViolation = FALSE;
for(int i=0;i<4;i++)
{
if (i == nSuit)
continue;
// a solitary Q is okay for a Shutout bid, but any higher honors
// are not
CSuitHoldings& suit = hand.GetSuit(i);
if (suit.HasAce() || suit.HasKing())
return FALSE;
}
//
if (bidState.numCardsInSuit[nSuit] >= 8)
{
nBid = MAKEBID(nSuit,4);
status << "D00! Have a " & bidState.numCardsInSuit[nSuit] &
"-card " & STSS(nSuit) &
" suit with no tricks outside the suit, so make a shutout bid of " &
BTS(nBid) & ".\n";
}
else if (bidState.numCardsInSuit[nSuit] >= 7)
{
nBid = MAKEBID(nSuit,3);
status << "D04! Have a " & bidState.numCardsInSuit[nSuit] &
"-card " & STSS(nSuit) &
" suit with no tricks outside the suit, so make a shutout bid of " &
BTS(nBid) & ".\n";
}
bidState.SetBid(nBid);
bidState.SetConventionStatus(this, CONV_INVOKED);
return TRUE;
}
//
//---------------------------------------------------------------
//
// RespondToConvention()
//
BOOL CCueBidConvention::RespondToConvention(const CPlayer& player,
const CConventionSet& conventions,
CHandHoldings& hand,
CCardLocation& cardLocation,
CGuessedHandHoldings** ppGuessedHands,
CBidEngine& bidState,
CPlayerStatusDialog& status)
{
// first see if another convention is active
if (bidState.GetActiveConvention() &&
(bidState.GetActiveConvention() != this))
return FALSE;
// basic test -- see if we had agreed on a suit last time
if (bidState.m_nAgreedSuit == NONE)
return FALSE;
// get status
int nStatus = bidState.GetConventionStatus(this);
//
int nPartnersBid = bidState.nPartnersBid;
int nPartnersBidLevel = bidState.nPartnersBidLevel;
int nPartnersSuit = bidState.nPartnersSuit;
int nPartnersPrevSuit = bidState.nPartnersPrevSuit;
int nAgreedSuit = bidState.m_nAgreedSuit;
int nSupportLevel = bidState.nPartnersSuitSupport;
int nBid;
// see if partner made a cue bid
// it needs to be a bid that commits the partnership to game,
// after a suit has been agreed upon
if ((nAgreedSuit != NONE) && (nPartnersSuit != NOTRUMP) && (nPartnersSuit != nAgreedSuit) &&
((nPartnersBid > MAKEBID(nAgreedSuit,3)) && (nPartnersBid < bidState.GetGameBid(nAgreedSuit))))
{
//NCR what if suit was previously bid by this player???
// EG: N->1H, S->2C, N->3C, S->3H 3H is NOT a cue bid, it's a response to this player's previous bid
// NCR how to test if partner's current bid was in suit previously bid ???
// NCR what about a game bid???
int nSuit = BID_SUIT(nPartnersBid);
for(int i=0; i < player.GetNumBidsMade(); i++) { // NCR had to add const to this function def
int nSuitBid = pDOC->GetBidByPlayer(player.GetPosition(), i);
if(BID_SUIT(nSuitBid) == nSuit)
return FALSE; // NCR not cue if partner bid before ???
}
// NCR-295 game bid in agreed suit???
if(bidState.IsGameBid(nPartnersBid) && (nSuit == nAgreedSuit) ) // || CheckIfSuitBid(player, BID_SUIT(nPartnersBid)))
{
return FALSE; //NCR don't treat Game bid as cue bid
}
// met the requirements
status << "CUR0! Partner made a cue bid of " & BTS(nPartnersBid) &
", hinting at slam prospects.\n";
}
else
{
// this is not a cue bid
return FALSE;
}
//
// respond to a cue bid only if we have an interest in slam
//
// only qualify if we have 30+ team points, _OR_
// strong trump support and 28+ poitns
//
if (bidState.m_fMinTPPoints >= 30)
{
// 30+ team points
status << "2CUR1! And since we have " &
bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints &
"+ points in the partnership, we want to respond favorably.\n";
}
else if ((nSupportLevel >= SS_GOOD_SUPPORT) &&
(bidState.m_fMinTPPoints >= 28))
{
// good support (4 good or 5 moderate cards)
status << "2CUR2! And since we have " & bidState.SLTS(nPartnersSuit) &
" trump support, " &
((bidState.m_fMinTPPoints >= 30)? " as well as " : " albeit only with ") &
bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints &
" points in the partnership, we want to respond favorably.\n";
}
else
{
// insufficient strength for slam -- correct back to the agreed suit
nBid = bidState.GetCheapestShiftBid(nAgreedSuit);
status << "CUR4! But we don't have the points (only " &
bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints &
" pts in the partnership) or the excellent trump support needed for a marginal slam, so we decline by returning to the agreed suit at a bid of " &
BTS(nBid) & ".\n";
bidState.SetBid(nBid);
bidState.SetConventionStatus(this, CONV_FINISHED);
return TRUE;
}
//
// else we're playing along -- find the cheapest response
//
if (nStatus == CONV_INACTIVE)
{
// first invocation -- find the cheapest Ace
int nSuit = GetCheapestAce(hand, nPartnersSuit, bidState.m_nAgreedSuit);
// found a suit with an ace?
if ((nSuit != nPartnersSuit) && (nSuit != nAgreedSuit))
{
// found a suit to cue bid
nBid = bidState.GetCheapestShiftBid(nSuit);
status << "CUR20! Respond to partner's cue bid, showing our cheapest ace (" &
STS(nSuit) & ") with a bid of " & BTS(nBid) & ".\n";
bidState.SetBid(nBid);
bidState.SetConventionStatus(this, CONV_RESPONDED_ROUND1);
return TRUE;
}
else
{
// found no ace, or else it's in the trump suit, so either way
// just sign off at the agreed suit
nBid = bidState.GetCheapestShiftBid(nAgreedSuit);
if (hand.SuitHasCard(nSuit, ACE))
status << "CUR22! But our only Ace is in the trump suit of " &
STSS(nAgreedSuit) & ", so sign off at a bid of " & BTS(nBid) & ".\n";
else
status << "CUR24! We have no other Aces to offer, so sign off with the agreed " &
STSS(nAgreedSuit) & " suit at a bid of " & BTS(nBid) & ".\n";
bidState.SetBid(nBid);
bidState.SetConventionStatus(this, CONV_FINISHED);
return TRUE;
}
}
else if (nStatus == CONV_RESPONDED_ROUND1)
{
// second invocation -- find cheapest King or void
// first invocation -- find teh cheapest Ace
int nSuit = GetCheapestKingOrVoid(hand, nPartnersSuit, bidState.m_nAgreedSuit);
// found an appropriate suit?
if ((nSuit != nPartnersSuit) && (nSuit != nAgreedSuit))
{
// found a suit to cue bid
nBid = bidState.GetCheapestShiftBid(nSuit);
status << "CUR30! Respond to partner's cue bid, showing our cheapest " &
((hand.GetSuitLength(nSuit) > 0)? "King" : "void suit") &
" (in " & STS(nSuit) & ") with a bid of " & BTS(nBid) & ".\n";
bidState.SetBid(nBid);
// bidState.SetConventionStatus(this, CONV_RESPONDED_ROUND2);
bidState.SetConventionStatus(this, CONV_FINISHED);
return TRUE;
}
else
{
// found no king or void, or else found a king in the trump suit,
// so either way, just sign off at the agreed suit
nBid = bidState.GetCheapestShiftBid(nAgreedSuit);
if (hand.SuitHasCard(nSuit, KING))
status << "CUR32! But our only Ace is in the trump suit of " &
STSS(nAgreedSuit) & ", so sign off at a bid of " & BTS(nBid) & ".\n";
else
status << "CUR34 We have no other Kings or void suits to offer, so sign off with the agreed " &
STSS(nAgreedSuit) & " suit at a bid of " & BTS(nBid) & ".\n";
bidState.SetBid(nBid);
bidState.SetConventionStatus(this, CONV_FINISHED);
return TRUE;
}
}
else
{
// error!
bidState.SetConventionStatus(this, CONV_ERROR);
return FALSE;
}
}
//
//-----------------------------------------------------
//
// handle an artificial 2C opening bid (23+ pts)
//
BOOL CArtificial2ClubConvention::RespondToConvention(const CPlayer& player,
const CConventionSet& conventions,
CHandHoldings& hand,
CCardLocation& cardLocation,
CGuessedHandHoldings** ppGuessedHands,
CBidEngine& bidState,
CPlayerStatusDialog& status)
{
// first see if another convention is active
if (bidState.GetActiveConvention() &&
(bidState.GetActiveConvention() != this))
return FALSE;
//
// Bidding in response to an opening 2C bid? check requirements
//
int nPartnersBid = bidState.nPartnersBid;
int nPartnersSuit = bidState.nPartnersSuit;
int nPartnersSuitSupport = bidState.nPartnersSuitSupport;
int numSupportCards = bidState.numSupportCards;
int nPartnersBidLevel = bidState.nPartnersBidLevel;
int numPartnerBidsMade = bidState.m_numPartnerBidsMade;
int nBid;
// see if this is our second response to partner's opening 2C bid
if (bidState.GetConventionStatus(this) == CONV_RESPONDED)
{
// see if we responded 2D last time
if (bidState.nPreviousBid == BID_2D)
{
status << "R2CLR2! Partner showed his best suit of " & bidState.szPS &
" in response to our negative 2D response.\n";
// what to do here???
// if partner shows a suit, adjust point count as dummy
double fAdjPts = bidState.fAdjPts = (ISSUIT(bidState.nPartnersSuit))? hand.RevalueHand(REVALUE_DUMMY, bidState.nPartnersSuit, TRUE) : bidState.fPts;
double fCardPts = bidState.fCardPts;
// adjust partnership point count minimums & maximums
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;
//
if (bidState.m_fMinTPPoints <= PTS_GAME-2)
{
nBid = BID_PASS;
status << "R2CLR10! But with only " & bidState.m_fMinTPPoints & " points in the partnership, we have to pass.\n";
}
else
{
// either shift to our own suit, raise partner to game, or bid 3NT
if ((nPartnersSuitSupport >= SS_MODERATE_SUPPORT) && (nPartnersBid < bidState.GetGameBid(nPartnersSuit)))
{
nBid = bidState.GetGameBid(nPartnersSuit);
status << "R2CLR20! Raise partner's & " & bidState.szPS &
" to game at "& BTS(nBid) & ".\n";
}
else if (bidState.IsSuitOpenable(bidState.nPrefSuit) && (nPartnersBidLevel <= 3))
{
nBid = bidState.GetCheapestShiftBid(bidState.nPrefSuit);
status << "R2CLR22! Bid our own " & bidState.szPrefSS &
" suit in preference to partner's " & bidState.szPSS &
" suit .\n";
}
else if (nPartnersBid < BID_3NT)
{
nBid = BID_3NT;
status << "R2CLR25! With only " & bidState.SLTS(nPartnersSuit) &
" support for partner and no good suit of our own, bid 3NT.\n";
}
else
{
nBid = BID_PASS;
status << "R2CLR30! With only " & bidState.SLTS(nPartnersSuit) &
" support for partner and no good suit of our own, we have to pass.\n";
}
}
//
bidState.SetBid(nBid);
bidState.SetConventionStatus(this, CONV_FINISHED);
return TRUE;
}
// mark this convention as completed
bidState.SetConventionStatus(this, CONV_FINISHED);
return FALSE;
}
//
//
// partner must've bid 2 Club at his first opportunity,
// and partner's bid must have been the first bid made
//
if ((nPartnersBid == BID_2C) && (bidState.m_bPartnerOpenedForTeam) &&
(numPartnerBidsMade == 1) &&
(nPartnersBid == pDOC->GetValidBidRecord(0)))
{
// condition valid
// record that we responded
bidState.SetConventionStatus(this, CONV_RESPONDED);
}
else
{
return FALSE;
}
// state expectations
status << "R2CLUB! Partner made an artificial bid of 2 Clubs, showing either a game suit or " &
pCurrConvSet->GetValue(tn2ClubOpeningPoints) &
"+ points. We want to respond positively if interested in a slam.\n";
// the bid is forcing to game
bidState.m_bGameForceActive = TRUE;
//
double fPts = bidState.fPts;
double fAdjPts = bidState.fAdjPts;
double fCardPts = bidState.fCardPts;
int nPrefSuit = bidState.nPrefSuit;
int nPrefSuitStrength = bidState.nPrefSuitStrength;
//
bidState.AdjustPartnershipPoints(pCurrConvSet->GetValue(tn2ClubOpeningPoints), 40 - fCardPts);
// respond negatively (2D) with < 33 points
if (bidState.m_fMinTPPoints < PTS_SLAM)
{
nBid = BID_2D;
status << "R2C04! With only " & fCardPts & "/" & fPts &
" points, we deny interest in slam by making the negative response of " & BTS(nBid) & ".\n";
bidState.SetBid(nBid);
return TRUE;
}
//
// else with 33+ points, state slam hopes
//
status << "2R2C08! With a total of " & bidState.m_fMinTPPoints &
"+ points in the partnership, we want to invite slam.\n";
// show an openable suit
if (nPrefSuitStrength >= SS_OPENABLE)
{
if (ISMAJOR(nPrefSuit))
nBid = MAKEBID(nPrefSuit,2);
else
nBid = MAKEBID(nPrefSuit,3);
status << "R2C14! With " & fCardPts & "/" & fPts & " points in hand, and a total of " &
bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints &
" points in the partnership, we express possible interest in slam by showing our best suit (" &
bidState.szPrefS & ") with a bid of " & BTS(nBid) & ".\n";
bidState.SetBid(nBid);
return TRUE;
}
// or a SOLID suit (jump shift)
if (bidState.bPrefSuitIsSolid)
{
if (ISMAJOR(nPrefSuit))
nBid = MAKEBID(nPrefSuit,3);
else
nBid = MAKEBID(nPrefSuit,4);
status << "R2C18! With " & fCardPts & "/" & fPts & " points in hand and a total of " &
bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints &
" points in the partnership, we express interest in a slam by showing our solid " &
bidState.szPrefSS & " suit in a jump bid of " & BTS(nBid) & ".\n";
bidState.SetBid(nBid);
return TRUE;
}
// else assume a balanced hand
// with a balanced hand & >= 26 total HCPs, bid 3NT;
// with < 26 total HCPs, 2NT
if (bidState.bBalanced)
{
if (bidState.m_fMinTPCPoints >= PTS_NT_GAME)
nBid = BID_3NT;
else
nBid = BID_2NT;
status << "R2C22! With " & fCardPts &
" HCPs and a balanced hand, and a total of " &
bidState.m_fMinTPCPoints &
"+ HCPs in the partnership, we respond with " & BTS(nBid) & ".\n";
bidState.SetBid(nBid);
return TRUE;
}
// else just bid the best suit
nBid = bidState.GetCheapestShiftBid(nPrefSuit, BID_2C);
status << "R2C26! With " & fCardPts & "/" & fPts &
" points but with no strong suit and an unbalanced hand, we have to respond with our best suit of " &
bidState.szPrefS & " by bidding " & BTS(nBid) & ".\n";
bidState.SetBid(nBid);
return TRUE;
} // end of 2C opening section
//
//-----------------------------------------------------
//
// respond to partner's Michaels Cue Bid
//
BOOL CMichaelsCueBidConvention::RespondToConvention(const CPlayer& player,
const CConventionSet& conventions,
CHandHoldings& hand,
CCardLocation& cardLocation,
CGuessedHandHoldings** ppGuessedHands,
CBidEngine& bidState,
CPlayerStatusDialog& status)
{
// first see if another convention is active
if ((bidState.GetActiveConvention() != NULL) &&
(bidState.GetActiveConvention() != this))
return FALSE;
//
// make a responding bid
//
int nPartnersBid = bidState.nPartnersBid;
int nPartnersBidLevel = bidState.nPartnersBidLevel;
int nPartnersSuit = bidState.nPartnersSuit;
int nPartnersPrevSuit = bidState.nPartnersPrevSuit;
//
int nBid, nSuit;
double fPts = bidState.fPts;
double fCardPts = bidState.fCardPts;
//
// see what round this is
//
int nStatus = bidState.GetConventionStatus(this);
if (nStatus == CONV_INACTIVE)
{
//
// Bidding in response to partner's Michael's bid? check requirements
//
// the identifying marks of a Michaels bid are:
// 1: we must not have bid yet
// 2: LHO must have bid a suit at the 1 level, and
// 3: partner overcalled LHO's suit at the 2 level
int nLastValidBid = pDOC->GetLastValidBid();
// apply tests #1, 2, and 3
int nOpeningBid = pDOC->GetOpeningBid();
int nOpeningBidder = pDOC->GetOpeningBidder();
BOOL bLHOMajor = ISMAJOR(nOpeningBid);
if (ISBID(nOpeningBid) && (GetPlayerTeam(nOpeningBidder) != player.GetTeam()) &&
((nOpeningBid >= BID_1C) && (nOpeningBid <= BID_1S)) &&
(nPartnersSuit == bidState.nLHOSuit) && (nPartnersBidLevel == 2) &&
(bidState.m_numBidsMade == 0) )
{
//
status << "MCLR10! Partner has made a Michaels Cue bid of " & BTS(nPartnersBid) &
", indicating 5/5 length in " &
(bLHOMajor? ((bidState.nLHOSuit == HEARTS)? "Spades and a minor" : "Hearts and a minor") : "the majors") & ".\n";
}
else
{
return FALSE;
}
// did partner bid a minor, indicating both majors?
if (ISMINOR(nPartnersSuit))
{
// Pard has both majors -- pick the preferred one
nSuit = bidState.PickSuperiorSuit(HEARTS, SPADES);
if (hand.GetNumCardsInSuit(nSuit) < 3)
{
// should have at least 3 trumps
int nOtherSuit = (nSuit == HEARTS)? SPADES : HEARTS;
if (hand.GetNumCardsInSuit(nOtherSuit) >= 3)
nSuit = nOtherSuit;
}
}
else if (nPartnersSuit == HEARTS)
{
// pard has Spades + a minor
// see if Spades are decent (3-card support)
// if ((hand.GetNumCardsInSuit(SPADES) >= 3) && (hand.GetSuitStrength(SPADES) >= SS_MODERATE_SUPPORT))
if (hand.GetNumCardsInSuit(SPADES) >= 3)
{
// fine, go with Spades
nSuit = SPADES;
}
else
{
// Spades are too weak; look for a minor
if ((hand.GetSuitStrength(CLUBS) >= SS_MODERATE_SUPPORT) || (hand.GetSuitStrength(DIAMONDS) >= SS_MODERATE_SUPPORT))
nSuit = NOTRUMP;
else
nSuit = SPADES; // minors are no good either, so go with Spades
}
}
else
{
// pard has Hearts + a minor
// see if Hearts are decent (3-card support)
// if ((hand.GetNumCardsInSuit(HEARTS) >= 3) && (hand.GetSuitStrength(HEARTS) >= SS_MODERATE_SUPPORT))
if (hand.GetNumCardsInSuit(HEARTS) >= 3)
{
// fine, go with Hearts
nSuit = HEARTS;
}
else
{
// Spades are too weak; look for a minor
if ((hand.GetSuitStrength(CLUBS) >= SS_MODERATE_SUPPORT) || (hand.GetSuitStrength(DIAMONDS) >= SS_MODERATE_SUPPORT))
nSuit = NOTRUMP;
else
nSuit = HEARTS; // minors are no good either, so go with Hearts
}
}
// now adjust point count
if (ISSUIT(nSuit))
{
bidState.SetAgreedSuit(nSuit);
fPts = bidState.fAdjPts = hand.RevalueHand(REVALUE_DECLARER, nSuit, TRUE);
}
// partner may have 6-11 OR 17+ pts; assume it's a weak hand
bidState.AdjustPartnershipPoints(6, 11);
// and make a responding bid
CString strChoices = ISMINOR(nPartnersSuit)? "the two majors" :
(nPartnersSuit == HEARTS)? "Spades and a minor" : "Hearts and an unknown minor";
int numTrumps = ISSUIT(nSuit)? hand.GetNumCardsInSuit(nSuit) : 0;
// set initial convention status to finished
bidState.SetConventionStatus(this, CONV_FINISHED);
// see if we need to look at the minor
if (nSuit == NOTRUMP)
{
// bid 2NT to ask for the minor
nBid = BID_2NT;
if (nBid > nLastValidBid)
{
if (nPartnersSuit == HEARTS)
status << "MCLR12! Given a choice between a " & hand.GetNumCardsInSuit(SPADES) &
"-card Spade suit and an unknown minor, we're forced to ask for the minor by bidding " & BTS(nBid) & ".\n";
else
status << "MCLR12! Given a choice between a " & hand.GetNumCardsInSuit(HEARTS) &
"-card Heart suit and an unknown minor, we're forced to ask for the minor by bidding " & BTS(nBid) & ".\n";
// this convention will go another round
bidState.SetConventionStatus(this, CONV_RESPONDED_ROUND1);
}
else
{
nBid = BID_PASS;
status << "MCLR13! We'd like to bid 2NT to ask for partner's minor, but we can't do so after RHO's interference, so we have to pass.\n";
}
}
else if ((numTrumps >= 5) && (bidState.m_fMinTPPoints <= PT_COUNT(20)) &&
ISMAJOR(nSuit) && (MAKEBID(nSuit, 4) > nLastValidBid))
{
// make a preemptive bid if possible
nBid = MAKEBID(nSuit, 4);
status << "MCLR15! With " & numTrumps & " " & STS(nSuit) & " and a total of " &
bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints &
" pts in the partnership, make a shutout bid in " & STS(nSuit) &
" by jumping to " & BTS(nBid) & ".\n";
}
else if (bidState.m_fMinTPPoints <= PT_COUNT(21))
{
// respond at the 2-level
nBid = bidState.GetCheapestShiftBid(nSuit, nLastValidBid);
if (BID_LEVEL(nBid) == 2)
{
status << "MCLR20! Given a choice between " & strChoices &
", respond to partner's Michaels with the preferred " &
STSS(nSuit) & " suit with a bid of " & BTS(nBid) & ".\n";
}
else
{
nBid = BID_PASS;
status << "MCLR21! After RHO interference, we don't have the points to go to the 3-level in response to partner's Michaels, so pass.\n";
}
}
else if (bidState.m_fMinTPPoints <= PT_COUNT(24))
{
// bid at the 3-level
nBid = MAKEBID(nSuit, 3);
if (nBid > nLastValidBid)
{
status << "MCLR24! With a total of " & bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints &
" pts in the partnership and a choice between " & strChoices &
", invite game in " & STS(nSuit) & " by jumping to " & BTS(nBid) & ".\n";
}
else
{
nBid = BID_PASS;
status << "MCLR25! After RHO interference, we don't have the points to go to the 4-level in response to partner's Michaels, so pass.\n";
}
}
else if (ISMINOR(nSuit) && (bidState.m_fMinTPPoints <= PT_COUNT(27)))
{
// with 25+ pts, bid game
nBid = bidState.GetGameBid(nSuit);
if (nBid > nLastValidBid)
{
status << "MCLR27! With a total of " & bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints &
" pts in the partnership and a choice between " & strChoices &
", jump to the 4-level in " & STS(nSuit) & " with a bid of " & BTS(nBid) & ".\n";
}
else
{
nBid = BID_PASS;
status << "MCLR28! After RHO interference, we don't have the points to go to the 5-level in response to partner's Michaels, so pass.\n";
}
}
else
{
// with 25+ pts in a major, or 28+ pts in a minor, bid game
nBid = bidState.GetGameBid(nSuit);
if (nBid > nLastValidBid)
{
status << "MCLR30! With a total of " & bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints &
" pts in the partnership and a choice between " & strChoices &
", jump to game in " & STS(nSuit) & " at " & BTS(nBid) & ".\n";
}
else
{
nBid = BID_PASS;
status << "MCLR31! After RHO interference, we don't want to bid past game, so pass.\n";
}
}
// done!
bidState.SetBid(nBid);
return TRUE;
}
else if (nStatus == CONV_RESPONDED_ROUND1)
{
//
// round 2 -- we must've bid 2NT last time to ask for partner's minor
//
// see if partner cue bid the enemy suit again
if (nPartnersSuit == nPartnersPrevSuit)
{
// partner has 17+ pts
bidState.AdjustPartnershipPoints(OPEN_PTS(17), MIN(17,40 - bidState.fCardPts));
// bid 4NT to ask for the minor again
if (fPts >= PT_COUNT(15))
{
// else make a natural game bid
nBid = BID_4NT;
status << "MCLR35! Partner cue bid the enemy suit again, indicating a strong Michaels opening hand with " &
OPEN_PTS(17) & "+ pts; so with " &
bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints &
" pts in the partnership, ask for the other minor by bidding " & BTS(nBid) & ".\n";
bidState.SetConventionStatus(this, CONV_RESPONDED_ROUND2);
}
else
{
// else make a natural 3NT game bid
nBid = BID_3NT;
status << "MCLR36! Partner cue bid the enemy suit again, indicating a strong Michaels opening hand with " &
OPEN_PTS(17) & "+ pts; but with " &
bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints &
" pts in the partnership, stop at game with a natural bid of " & BTS(nBid) & ".\n";
bidState.SetConventionStatus(this, CONV_FINISHED);
}
// done
bidState.SetBid(nBid);
return TRUE;
}
// see if partner's bid is valid
if (!ISMINOR(nPartnersSuit))
{
status << "MCLR40! After his opening Michaels Cue Bid, partner did not respond properly to our 2NT minor suit inquiry, so michaels is off.\n";
bidState.SetConventionStatus(this, CONV_ERROR);
return FALSE;
}
// see if we can live with partner's minor
int nAgreedSuit;
if (hand.GetNumCardsInSuit(nPartnersSuit) >= 3)
{
// stick with the minor
status << "4MCLR41! Since we have " & hand.GetNumCardsInSuit(nPartnersSuit) &
" cards in the " & STSS(nPartnersSuit) & " suit, choose that suit for our response.\n";
nAgreedSuit = nPartnersSuit;
}
else
{
// minor's not so great; select the better of the minor or the major
nAgreedSuit = bidState.PickSuperiorSuit(nPartnersSuit, bidState.nPartnersPrevSuit);
if (nAgreedSuit == nPartnersSuit)
status << "4MCLR42! The " & STSS(nPartnersSuit) & " suit isn't great, but it's better than " &
STS(bidState.nPartnersPrevSuit) & ", so choose that suit for our response.\n";
else
status << "4MCLR43! The " & STSS(nPartnersSuit) & " suit is poor, so pick the major suit ("&
STS(bidState.nPartnersPrevSuit) & ") for our response.\n";
bidState.SetAgreedSuit(bidState.PickSuperiorSuit(nPartnersSuit, bidState.nPartnersPrevSuit));
}
// recalc points as dummy
bidState.SetAgreedSuit(nAgreedSuit);
fPts = bidState.fAdjPts = hand.RevalueHand(REVALUE_DECLARER, nAgreedSuit, TRUE);
bidState.AdjustPartnershipPoints();
// select the bid level
if (ISMINOR(nAgreedSuit))
{
// Clubs or Diamonds
if (bidState.m_fMinTPPoints <= PTS_MINOR_GAME-6) // <= 22
nBid = BID_PASS;
else if (bidState.m_fMinTPPoints <= PTS_MINOR_GAME-4) // <= 24
nBid = MAKEBID(nPartnersBid, 4);
else
nBid = MAKEBID(nPartnersBid, 5); // go for game
//
if (nBid == BID_PASS)
status << "MCLR45! Partner showed his minor to be " & STS(nPartnersSuit) &
", which we can support with " & hand.GetNumCardsInSuit(nPartnersSuit) &
" trumps, but with only " & bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints &
" pts in the partnership, we have to pass.\n";
else
status << "MCLR46! Partner showed his minor to be " & STS(nPartnersSuit) &
", which we can support with " & hand.GetNumCardsInSuit(nPartnersSuit) &
" trumps, so with " & bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints &
" pts in the partnership, we bid " & BTS(nBid) & ".\n";
}
else
{
// sticking with the major (though not a very good one!)
// sign off at the 3-level or go to game
if (bidState.m_fMinTPPoints < PTS_MAJOR_GAME) // < 25
nBid = MAKEBID(nPartnersBid, 3);
else
nBid = MAKEBID(nPartnersBid, 4);
//
if (BID_LEVEL(nBid) == 3)
status << "MCLR47! With " & hand.GetNumCardsInSuit(nAgreedSuit) &
"-card support for partner's " & STS(nAgreedSuit) &
", and with only " & bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints &
" pts in the partnership, we have to pass.\n";
else
status << "MCLR47! With " & hand.GetNumCardsInSuit(nAgreedSuit) &
"-card support for partner's " & STS(nAgreedSuit) &
", and with " & bidState.m_fMinTPPoints & "-" & bidState.m_fMaxTPPoints &
" pts in the partnership, we can go to game at " & BTS(nBid) & ".\n";
}
// done!
bidState.SetBid(nBid);
bidState.SetConventionStatus(this, CONV_FINISHED);
return TRUE;
}
else if (nStatus == CONV_RESPONDED_ROUND2)
{
//
// round 3 -- we must've bid 4NT last time to ask for partner's minor
// after partner's second Michaels cue bid
//
}
//
return FALSE;
}