mirror of
https://github.com/scummvm/scummvm.git
synced 2026-06-20 05:45:29 +00:00
372 lines
10 KiB
C++
372 lines
10 KiB
C++
/* 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 3 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, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
|
|
#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 Hoyle5Operations {
|
|
kCheckPlayerAction = 1, // localproc_0df8
|
|
kCheckWinner = 2, // localproc_3020
|
|
kCheckDiscard = 3, // PokerHand::think
|
|
kCheckHand = 4 // PokerHand::whatAmI
|
|
};
|
|
|
|
enum Hoyle5PlayerActions {
|
|
kPlayerActionCheck = -2,
|
|
kPlayerActionFold = -1,
|
|
kPlayerActionCall = 0,
|
|
kPlayerActionRaise = 1
|
|
};
|
|
|
|
enum Hoyle5PokerData {
|
|
kOperation = 0,
|
|
kTotalChips = 1,
|
|
kCurrentPot = 2,
|
|
kCurrentBet = 3,
|
|
kTotalChipsPlayer1 = 4,
|
|
kTotalChipsPlayer2 = 5,
|
|
kTotalChipsPlayer3 = 6,
|
|
kTotalChipsPlayer4 = 7,
|
|
kStatusPlayer1 = 8,
|
|
kStatusPlayer2 = 9,
|
|
kStatusPlayer3 = 10,
|
|
kStatusPlayer4 = 11,
|
|
kTotalBetPlayer1 = 12,
|
|
kTotalBetPlayer2 = 13,
|
|
kTotalBetPlayer3 = 14,
|
|
kTotalBetPlayer4 = 15,
|
|
// 16: related to the current bet
|
|
kCurrentPlayer = 17, // hand number
|
|
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)
|
|
kUnkVar = 59, // set by localproc_0df8 to global 906
|
|
// ---- Return values - start ---------------------------
|
|
kPlayerAction = 60, // flag, checked by localproc_0df8
|
|
kWhatAmIResult = 61, // bitmask, 0 - 128, checked by PokerHand::whatAmI. Determines what kind of card each player has
|
|
kWinningPlayers = 62, // bitmask, winning players (0000 - 1111 binary), 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
|
|
// ---- Return values - end -----------------------------
|
|
// 77 is a random number (0 - 32767)
|
|
kLastRaise1 = 78,
|
|
kLastRaise2 = 79,
|
|
kLastRaise3 = 80,
|
|
kLastRaise4 = 81,
|
|
kLastSaw1 = 82,
|
|
kLastSaw2 = 83,
|
|
kLastSaw3 = 84,
|
|
kLastSaw4 = 85,
|
|
kTookCard1 = 86,
|
|
kTookCard2 = 87,
|
|
kTookCard3 = 88,
|
|
kTookCard4 = 89
|
|
// 90 is a number
|
|
};
|
|
|
|
#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 debugInputData(SciArray* data) {
|
|
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(kTotalChipsPlayer1),
|
|
data->getAsInt16(kTotalChipsPlayer2),
|
|
data->getAsInt16(kTotalChipsPlayer3),
|
|
data->getAsInt16(kTotalChipsPlayer4),
|
|
data->getAsInt16(kTotalChips)
|
|
);
|
|
|
|
debug("Player status: %d %d %d %d",
|
|
data->getAsInt16(kStatusPlayer1),
|
|
data->getAsInt16(kStatusPlayer2),
|
|
data->getAsInt16(kStatusPlayer3),
|
|
data->getAsInt16(kStatusPlayer4)
|
|
);
|
|
|
|
for (int player = 0; player < 4; player++) {
|
|
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());
|
|
}
|
|
}
|
|
|
|
for (int i = 0; i < data->size(); i++) {
|
|
if (i >= kTotalChipsPlayer1 && i <= kTotalChipsPlayer4)
|
|
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
|
|
|
|
int getCardValue(int card) {
|
|
return card == 1 ? 14 : card; // aces are the highest valued cards
|
|
}
|
|
|
|
int getCardTotal(SciArray *data, int player) {
|
|
int result = 0;
|
|
|
|
int cards[5] = {
|
|
getCardValue(data->getAsInt16(kCard0 + 10 * player)),
|
|
getCardValue(data->getAsInt16(kCard1 + 10 * player)),
|
|
getCardValue(data->getAsInt16(kCard2 + 10 * player)),
|
|
getCardValue(data->getAsInt16(kCard3 + 10 * player)),
|
|
getCardValue(data->getAsInt16(kCard4 + 10 * player)),
|
|
};
|
|
|
|
Common::sort(cards, cards + 5, Common::Less<int>());
|
|
|
|
int sameRank = 0;
|
|
int sameSuit = 0;
|
|
int orderedCards = 0;
|
|
|
|
for (int i = 0; i < 4; i++) {
|
|
if (cards[i] == cards[i + 1]) {
|
|
if (sameRank == 0) {
|
|
result += cards[i] + cards[i + 1];
|
|
sameRank += 2;
|
|
} else {
|
|
result += cards[i + 1];
|
|
sameRank++;
|
|
}
|
|
}
|
|
if (cards[i] == cards[i + 1] - 1)
|
|
orderedCards == 0 ? orderedCards += 2 : orderedCards++;
|
|
}
|
|
|
|
bool isFullHouse =
|
|
(cards[0] == cards[1] && cards[1] == cards[2] && cards[3] == cards[4]) ||
|
|
(cards[0] == cards[1] && cards[2] == cards[3] && cards[3] == cards[4]);
|
|
|
|
if (isFullHouse || sameSuit == 5 || orderedCards == 5) {
|
|
result = 0;
|
|
|
|
for (int i = 0; i < 5; i++)
|
|
result += cards[i];
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
// Checks a player's hand, and returns its type using a bitmask
|
|
int checkHand(SciArray *data, int player = 0) {
|
|
int cards[5] = {
|
|
data->getAsInt16(kCard0 + 10 * player),
|
|
data->getAsInt16(kCard1 + 10 * player),
|
|
data->getAsInt16(kCard2 + 10 * player),
|
|
data->getAsInt16(kCard3 + 10 * player),
|
|
data->getAsInt16(kCard4 + 10 * player),
|
|
};
|
|
|
|
int suits[5] = {
|
|
data->getAsInt16(kSuit0 + 10 * player),
|
|
data->getAsInt16(kSuit1 + 10 * player),
|
|
data->getAsInt16(kSuit2 + 10 * player),
|
|
data->getAsInt16(kSuit3 + 10 * player),
|
|
data->getAsInt16(kSuit4 + 10 * player),
|
|
};
|
|
|
|
Common::sort(cards, cards + 5, Common::Less<int>());
|
|
|
|
int lastCard = -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 == 0 ? sameRank += 2 : sameRank++;
|
|
if (suits[i] == suits[i + 1])
|
|
sameSuit == 0 ? sameSuit += 2 : sameSuit++;
|
|
if (cards[i] == cards[i + 1] - 1)
|
|
orderedCards == 0 ? orderedCards += 2 : orderedCards++;
|
|
|
|
lastCard = cards[i];
|
|
}
|
|
|
|
bool isFullHouse =
|
|
(cards[0] == cards[1] && cards[1] == cards[2] && cards[3] == cards[4]) ||
|
|
(cards[0] == cards[1] && cards[2] == cards[3] && cards[3] == cards[4]);
|
|
|
|
if (pairs == 1 && sameRank == 2)
|
|
return 1 << 0; // 1, one pair
|
|
else if (pairs == 2 && !isFullHouse)
|
|
return 1 << 1; // 2, two pairs
|
|
else if (sameRank == 3 && !isFullHouse)
|
|
return 1 << 2; // 4, three of a kind
|
|
else if (orderedCards == 5 && sameSuit < 5)
|
|
return 1 << 3; // 8, straight
|
|
else if (orderedCards < 5 && sameSuit == 5)
|
|
return 1 << 4; // 16, flush
|
|
else if (isFullHouse)
|
|
return 1 << 5; // 32, full house
|
|
else if (sameRank == 4)
|
|
return 1 << 6; // 64, four of a kind
|
|
else if (orderedCards == 5 && sameSuit == 5)
|
|
return 1 << 7; // straight flush
|
|
else if (sameRank == 5)
|
|
return 1 << 8; // 256, five of a kind
|
|
|
|
return 0; // high card
|
|
}
|
|
|
|
struct Hand {
|
|
int player;
|
|
int handTotal;
|
|
|
|
Hand(int p, int h) : player(p), handTotal(h) {}
|
|
};
|
|
|
|
struct WinningHand : public Common::BinaryFunction<Hand, Hand, bool> {
|
|
bool operator()(const Hand &x, const Hand &y) const { return x.handTotal > y.handTotal; }
|
|
};
|
|
|
|
int getWinner(SciArray *data) {
|
|
Hand playerHands[4] = {
|
|
Hand(0, checkHand(data, 0)),
|
|
Hand(1, checkHand(data, 1)),
|
|
Hand(2, checkHand(data, 2)),
|
|
Hand(3, checkHand(data, 3))
|
|
};
|
|
|
|
Common::sort(playerHands, playerHands + 4, WinningHand());
|
|
|
|
if (playerHands[0].handTotal > playerHands[1].handTotal)
|
|
return playerHands[0].player;
|
|
else
|
|
return getCardTotal(data, 0) > getCardTotal(data, 1) ? playerHands[0].player : playerHands[1].player;
|
|
}
|
|
|
|
reg_t hoyle5PokerEngine(SciArray *data) {
|
|
int16 operation = data->getAsInt16(kOperation);
|
|
Common::RandomSource& rng = g_sci->getRNG();
|
|
|
|
//debugInputData(data);
|
|
|
|
switch (operation) {
|
|
case kCheckPlayerAction:
|
|
// TODO: logic for player actions
|
|
data->setFromInt16(kPlayerAction, (int16)rng.getRandomNumber(3) - 2);
|
|
warning("The Poker player action logic has not been implemented yet");
|
|
break;
|
|
case kCheckWinner:
|
|
data->setFromInt16(kWinningPlayers, 1 << getWinner(data));
|
|
break;
|
|
case kCheckDiscard:
|
|
// TODO: logic for card discard
|
|
data->setFromInt16(kDiscardCard0, (int16)rng.getRandomBit());
|
|
data->setFromInt16(kDiscardCard1, (int16)rng.getRandomBit());
|
|
data->setFromInt16(kDiscardCard2, (int16)rng.getRandomBit());
|
|
data->setFromInt16(kDiscardCard3, (int16)rng.getRandomBit());
|
|
data->setFromInt16(kDiscardCard4, (int16)rng.getRandomBit());
|
|
warning("The Poker card discard logic has not been implemented yet");
|
|
break;
|
|
case kCheckHand:
|
|
data->setFromInt16(kWhatAmIResult, checkHand(data));
|
|
break;
|
|
default:
|
|
error("Unknown Poker logic operation: %d", operation);
|
|
break;
|
|
}
|
|
|
|
return TRUE_REG;
|
|
}
|
|
|
|
#endif
|
|
|
|
}
|