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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include "sci/engine/features.h"
#include "sci/engine/hoyle5poker.h"
#include "sci/engine/kernel.h"
#include "sci/engine/script.h"
#include "sci/engine/selector.h"
#include "sci/engine/vm.h"
namespace Sci {
#ifdef ENABLE_SCI32
// The logic for the poker game in Hoyle Classic Games (Hoyle 5) is hardcoded
// in PENGIN16.DLL, which is then loaded and invoked via the kWinDLL kernel call.
// Note that the first player is the left one.
enum Hoyle5PokerSuits {
kSuitSpades = 0,
kSuitClubs = 1,
kSuitDiamonds = 2,
kSuitHearts = 3
};
enum Hoyle5PokerData {
kTotalChips = 1,
kCurrentPot = 2,
kCurrentBet = 3,
kChipsPlayer1 = 4,
kChipsPlayer2 = 5,
kChipsPlayer3 = 6,
kChipsPlayer4 = 7,
kStatusPlayer1 = 8,
kStatusPlayer2 = 9,
kStatusPlayer3 = 10,
kStatusPlayer4 = 11,
// 12 - 16 seem to be unused?
kCurrentPlayer = 17,
kCurrentStage = 18, // Stage 1: Card changes, 2: Betting
kCard0 = 19,
kSuit0 = 20,
kCard1 = 21,
kSuit1 = 22,
kCard2 = 23,
kSuit2 = 24,
kCard3 = 25,
kSuit3 = 26,
kCard4 = 27,
kSuit4 = 28,
// 19 - 28: current player's cards (number + suit)
// 29 - 38: next clockwise player's cards (number + suit)
// 39 - 48: next clockwise player's cards (number + suit)
// 49 - 58: next clockwise player's cards (number + suit)
// 59 - 60 seem to be unused?
// ---- Return values -----------------------------------
kWhatAmIResult = 61, // bitmask, 0 - 128, checked by PokerHand::whatAmI. Determines what kind of card each player has
kResult = 62, // 1 - 15, checked by localproc_3020
kDiscardCard0 = 63, // flag, checked by PokerHand::think
kDiscardCard1 = 64, // flag, checked by PokerHand::think
kDiscardCard2 = 65, // flag, checked by PokerHand::think
kDiscardCard3 = 66, // flag, checked by PokerHand::think
kDiscardCard4 = 67, // flag, checked by PokerHand::think
// 77 seems to be a bit array?
};
#if 0
Common::String getCardDescription(int16 card, int16 suit) {
Common::String result;
if (card >= 2 && card <= 10)
result += Common::String::format("%d", card);
else if (card == 11)
result = "Jack";
else if (card == 12)
result = "Queen";
else if (card == 13)
result = "King";
else if (card == 14)
result = "Ace";
else
result = "Unknown";
switch (suit) {
case kSuitSpades:
return result + " of spades";
case kSuitClubs:
return result + " of clubs";
case kSuitDiamonds:
return result + " of diamonds";
case kSuitHearts:
return result + " of hearts";
default:
return result + " of unknown";
}
}
void printPlayerCards(int player, SciArray *data) {
debug("Player %d cards:", player);
for (int i = 19 + player * 10; i < 29 + player * 10; i += 2) {
if (data->getAsInt16(i) > 0)
debug("- %s", getCardDescription(data->getAsInt16(i), data->getAsInt16(i + 1)).c_str());
}
}
#endif
// Checks the current player's hand, and returns its type using a bitmask
int checkHand(SciArray *data) {
int cards[5] = {
data->getAsInt16(kCard0),
data->getAsInt16(kCard1),
data->getAsInt16(kCard2),
data->getAsInt16(kCard3),
data->getAsInt16(kCard4),
};
int suits[5] = {
data->getAsInt16(kSuit0),
data->getAsInt16(kSuit1),
data->getAsInt16(kSuit2),
data->getAsInt16(kSuit3),
data->getAsInt16(kSuit4),
};
Common::sort(cards, cards + 5, Common::Less<int>());
int lastCard = -1;
//int lastSuit = -1;
int pairs = 0;
int sameRank = 0;
int sameSuit = 0;
int orderedCards = 0;
for (int i = 0; i < 4; i++) {
if (cards[i] == cards[i + 1] && cards[i] != lastCard)
pairs++;
if (cards[i] == cards[i + 1])
sameRank++;
if (suits[i] == suits[i + 1])
sameSuit++;
if (cards[i] == cards[i + 1] - 1)
orderedCards++;
lastCard = cards[i];
//lastSuit = suits[i];
}
if (pairs == 1)
return 1; // one pair
else if (pairs == 2)
return 2; // two pairs
else if (sameRank == 3)
return 4; // three of a kind
else if (orderedCards == 5 && sameSuit < 5)
return 128; // straight
else if (sameSuit == 5)
return 16; // flush
else if (cards[0] == cards[1] && cards[1] == cards[2] && cards[3] == cards[4])
return 32; // full house
else if (sameRank == 4)
return 64; // four of a kind
else if (orderedCards == 5 && sameSuit == 5)
return 0; // straight flush // TODO
else if (sameRank == 5)
return 256; // five of a kind
return 0; // high card
}
reg_t hoyle5PokerEngine(SciArray *data) {
#if 0
debug("Player %d's turn", data->getAsInt16(kCurrentPlayer));
debug("Pot: %d, bet: %d", data->getAsInt16(kCurrentPot), data->getAsInt16(kCurrentBet));
debug("Chips: %d %d %d %d - %d in total",
data->getAsInt16(kChipsPlayer1),
data->getAsInt16(kChipsPlayer2),
data->getAsInt16(kChipsPlayer3),
data->getAsInt16(kChipsPlayer4),
data->getAsInt16(kTotalChips)
);
debug("Player status: %d %d %d %d",
data->getAsInt16(kStatusPlayer1),
data->getAsInt16(kStatusPlayer2),
data->getAsInt16(kStatusPlayer3),
data->getAsInt16(kStatusPlayer4)
);
for (int i = 0; i < 4; i++)
printPlayerCards(i, data);
for (int i = 0; i < data->size(); i++) {
if (i >= kChipsPlayer1 && i <= kChipsPlayer4)
continue;
if (i >= 8 && i <= 11)
continue;
if (i >= 19 && i <= 58)
continue;
if (data->getAsInt16(i) != 0)
debug("%d: %d", i, data->getAsInt16(i));
}
#endif
data->setFromInt16(kWhatAmIResult, checkHand(data));
// Dummy logic
Common::RandomSource &rng = g_sci->getRNG();
data->setFromInt16(kResult, 1 + (int)rng.getRandomNumber(14));
data->setFromInt16(kDiscardCard0, (int)rng.getRandomBit());
data->setFromInt16(kDiscardCard1, (int)rng.getRandomBit());
data->setFromInt16(kDiscardCard2, (int)rng.getRandomBit());
data->setFromInt16(kDiscardCard3, (int)rng.getRandomBit());
data->setFromInt16(kDiscardCard4, (int)rng.getRandomBit());
warning("The Poker game logic has not been implemented yet");
return TRUE_REG;
}
#endif
}
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