static int cardCmpSol(const void *c1, const void *c2) { // ace is lowest
Card card1 = *(Card*)c1;
Card card2 = *(Card*)c2;
int suit1 = CARDSUIT(card1);
int suit2 = CARDSUIT(card2);
if(suit1 != suit2) {
return suitSortOrder[suit1] - suitSortOrder[suit2];
}
return CARDVALUE(card1) - CARDVALUE(card2);
}
int CGameRecord::DetermineRoundWinner(const int nRound) const
{
ASSERT((nRound >= 0) && (nRound < 13));
// can't determine winner if < 4 cards played in round)
if (m_numCardsPlayed < ((nRound+1) * 4))
return -1;
int nStart = nRound * 4;
int nEnd = nStart + 4;
int nTop = NONE;
int nTopTrump = NONE;
int nTopPos = NONE;
BOOL bTrumpPlayed = FALSE;
int nContractSuit = BID_SUIT(m_nContract);
//
int nPos = m_nRoundLead[nRound];
int nCardLed = m_nGameTrick[nRound][nPos];
int nSuitLed = CARDSUIT(nCardLed);
//
for(int i=nStart;i<nEnd;i++)
{
int nCard = m_nGameTrick[nRound][nPos];
int nSuit = CARDSUIT(nCard);
int nFaceVal = FACEVAL(nCard);
//
if (nSuit == nContractSuit)
{
// a trump card was played -- see if it's high
if (nFaceVal > nTopTrump)
{
nTopTrump = nFaceVal;
nTopPos = nPos;
bTrumpPlayed = TRUE;
}
}
else if (!bTrumpPlayed)
{
// else if no trump was played so far, check if this card is high
if ((nSuit == nSuitLed) && (nFaceVal > nTop))
{
nTop = nFaceVal;
nTopPos = nPos;
}
}
//
nPos = ::GetNextPlayer(nPos);
}
//
ASSERT(nTopPos != NONE);
return nTopPos;
}
int CardHand::findLowestHigherThanAceHisgest(Card card) const {
int result = -1;
int lv = 15;
for(int i = 0; i < 13; i++) {
const Card c = m_card[i];
if(c >= 0 && CARDSUIT(c) == CARDSUIT(card)
&& CARDVALUEAH(c) > CARDVALUEAH(card)
&& CARDVALUEAH(c) < lv) {
lv = CARDVALUEAH(c);
result = i;
}
}
return result;
}
int CardHand::findHigestLowerThan(Card card) const {
int result = -1;
int hv = 0;
for(int i = 0; i < 13; i++) {
const Card c = m_card[i];
if(c >= 0 && CARDSUIT(c) == CARDSUIT(card)
&& CARDVALUE(c) < CARDVALUE(card)
&& CARDVALUE(c) > hv) {
hv = CARDVALUE(c);
result = i;
}
}
return result;
}
Suit CardHand::getMaxSuit(int &count, double &bavg) const { // find the best suit
int a[4];
double avg[4];
int i;
Suit result;
for(i = 0; i < 4; i++) {
a[i] = 0;
}
for(i = 0; i < 13; i++) {
const Card c = m_card[i];
if(c >= 0) {
a[CARDSUIT(c)]++;
}
}
for(i = 0; i < 4; i++) {
avg[i] = getCardSuitAverage((Suit)i);
}
for(i = 1, result = (Suit)0; i < 4; i++) {
if(i == SPAR) {
continue; // spar does not count
}
if(a[i] > a[result] || (a[i] == a[result] && avg[i] > avg[result])) {
result = (Suit)i;
}
}
count = a[result];
bavg = avg[result];
return result;
}
int CardHand::getSuitGreaterThanAceHigestCount(Suit suit, int value) const {
int count = 0;
for(int i = 0; i < 13; i++) {
const Card c = m_card[i];
if(c >= 0 && CARDSUIT(c) == suit && CARDVALUEAH(c) > value)
count++;
}
return count;
}
int CardHand::getNotSuitCount(Suit suit) const {
int count = 0;
for(int i = 0; i < 13; i++) {
const Card c = m_card[i];
if(c >= 0 && CARDSUIT(c) != suit)
count++;
}
return count;
}
int CardHand::findLowestNotInSuitAceHigest(Suit suit) const {
int result = -1;
int lv = 15;
for(int i = 0; i < 13; i++) {
const Card c = m_card[i];
if(c >= 0 && CARDSUIT(c) != suit && CARDVALUEAH(c) < lv) {
lv = CARDVALUEAH(c);
result = i;
}
}
return result;
}
int CardHand::findHigestInSuitAceHigest(Suit suit) const { // find the index of higest card in the hand
int result = -1; // with the specified suit, ace higest
int hv = 0; // returns -1 if none found
for(int i = 0; i < 13; i++) {
const Card c = m_card[i];
if(c >= 0 && CARDSUIT(c) == suit && CARDVALUEAH(c) > hv) {
hv = CARDVALUEAH(c);
result = i;
}
}
return result;
}
int CardHand::findLowestInSuit(Suit suit) const { // find the index of the lowest card in the hand
int result = -1; // with the specified suit
int lv = 15; // returns -1 if none found
for(int i = 0; i < 13; i++) {
const Card c = m_card[i];
if(c >= 0 && CARDSUIT(c) == suit && CARDVALUE(c) < lv) {
lv = CARDVALUE(c);
result = i;
}
}
return result;
}
double CardHand::getCardSuitAverage(Suit suit) const {
int count = 0;
int sum = 0;
for(int i = 0; i < 13; i++) {
const Card c = m_card[i];
if(c >= 0 && CARDSUIT(c) == suit) {
sum += CARDVALUEAH(c);
count++;
}
}
return count ? sum/count : 0;
}