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scummvm/engines/kingdom/logic.cpp
Eugene Sandulenko abea37c9bb
ALL: Update ScummVM project license to GPLv3+
2021-12-26 18:48:43 +01:00

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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 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 "kingdom/kingdom.h"
#include "kingdom/logic.h"
namespace Kingdom {
Logic::Logic(KingdomGame* vm) : _vm(vm) {
initVariables();
}
void Logic::initVariables() {
_healthOld = 0;
_health = 0;
_tideCntl = false;
_statPlay = 0;
_spell3 = false;
_spell2 = false;
_spell1 = false;
_robberyNode = 0;
_rtnNode = 0;
_replay = false;
_resurrect = false;
_pouch = false;
_oldPouch = false;
_oldHelp = false;
_oldEye = false;
_oldStatPlay = 0;
_oldNode = 0;
_nodeNum = 0;
_nextNode = 0;
_mapStat = 0;
_lastObs = false;
_lastObstacle = 0;
_help = false;
_eye = false;
_fstFwd = false;
for (int i = 0; i < 99; i++)
_nodes[i] = 0;
_currMap = 0;
}
void Logic::initPlay() {
for (int i = 0; i != 19; ++i)
_inventory[i] = -1;
for (int i = 0; i < 99; i++)
_nodes[i] = 0;
_statPlay = 10;
_spell1 = false;
_spell2 = false;
_spell3 = false;
_tideCntl = false;
_health = 12;
_healthOld = 1;
_lastObs = false;
enableUIButtons();
_pouch = true;
initOpcodes();
}
void Logic::initOpcodes() {
_opCodes[10] = &Logic::GPL1_10;
_opCodes[11] = &Logic::GPL1_11;
_opCodes[20] = &Logic::GPL1_20;
_opCodes[30] = &Logic::GPL1_30;
_opCodes[31] = &Logic::GPL1_31;
_opCodes[32] = &Logic::GPL1_32;
_opCodes[40] = &Logic::GPL1_40;
_opCodes[41] = &Logic::GPL1_41;
_opCodes[42] = &Logic::GPL1_42;
_opCodes[50] = &Logic::GPL1_50;
_opCodes[51] = &Logic::GPL1_51;
_opCodes[52] = &Logic::GPL1_52;
_opCodes[53] = &Logic::GPL1_53;
_opCodes[60] = &Logic::GPL1_60;
_opCodes[70] = &Logic::GPL1_70;
_opCodes[71] = &Logic::GPL1_71;
_opCodes[72] = &Logic::GPL1_72;
_opCodes[80] = &Logic::GPL1_80;
_opCodes[81] = &Logic::GPL1_81;
_opCodes[82] = &Logic::GPL1_82;
_opCodes[90] = &Logic::GPL1_90;
_opCodes[91] = &Logic::GPL1_91;
_opCodes[92] = &Logic::GPL1_92;
_opCodes[100] = &Logic::GPL1_100;
_opCodes[101] = &Logic::GPL1_101;
_opCodes[102] = &Logic::GPL1_102;
_opCodes[110] = &Logic::GPL1_110;
_opCodes[111] = &Logic::GPL1_111;
_opCodes[112] = &Logic::GPL1_112;
_opCodes[120] = &Logic::GPL1_120;
_opCodes[121] = &Logic::GPL1_121;
_opCodes[130] = &Logic::GPL1_130;
_opCodes[140] = &Logic::GPL1_140;
_opCodes[141] = &Logic::GPL1_141;
_opCodes[142] = &Logic::GPL1_142;
_opCodes[150] = &Logic::GPL1_150;
_opCodes[151] = &Logic::GPL1_151;
_opCodes[160] = &Logic::GPL1_160;
_opCodes[161] = &Logic::GPL1_161;
_opCodes[162] = &Logic::GPL1_162;
_opCodes[170] = &Logic::GPL1_170;
_opCodes[171] = &Logic::GPL1_171;
_opCodes[172] = &Logic::GPL1_172;
_opCodes[180] = &Logic::GPL1_180;
_opCodes[181] = &Logic::GPL1_181;
_opCodes[182] = &Logic::GPL1_182;
_opCodes[190] = &Logic::GPL1_190;
_opCodes[200] = &Logic::GPL1_200;
_opCodes[201] = &Logic::GPL1_201;
_opCodes[202] = &Logic::GPL1_202;
_opCodes[210] = &Logic::GPL1_210;
_opCodes[211] = &Logic::GPL1_211;
_opCodes[212] = &Logic::GPL1_212;
_opCodes[220] = &Logic::GPL1_220;
_opCodes[221] = &Logic::GPL1_221;
_opCodes[222] = &Logic::GPL1_222;
_opCodes[230] = &Logic::GPL1_230;
_opCodes[240] = &Logic::GPL1_240;
_opCodes[241] = &Logic::GPL1_241;
_opCodes[242] = &Logic::GPL1_242;
_opCodes[250] = &Logic::GPL2_250;
_opCodes[251] = &Logic::GPL2_251;
_opCodes[252] = &Logic::GPL2_252;
_opCodes[900] = &Logic::GPL4_900;
_opCodes[901] = &Logic::GPL4_901;
_opCodes[991] = &Logic::GPL4_991;
_opCodes[994] = &Logic::GPL4_994;
if (_vm->isDemo())
initOpcodesDemo();
else
initOpcodesFull();
}
void Logic::initOpcodesDemo() {
_opCodes[992] = &Logic::GPL4_992_demo;
_opCodes[993] = &Logic::GPL4_993_demo;
}
void Logic::initOpcodesFull() {
_opCodes[260] = &Logic::GPL2_260;
_opCodes[261] = &Logic::GPL2_261;
_opCodes[270] = &Logic::GPL2_270;
_opCodes[271] = &Logic::GPL2_271;
_opCodes[272] = &Logic::GPL2_272;
_opCodes[280] = &Logic::GPL2_280;
_opCodes[290] = &Logic::GPL2_290;
_opCodes[291] = &Logic::GPL2_291;
_opCodes[292] = &Logic::GPL2_292;
_opCodes[300] = &Logic::GPL2_300;
_opCodes[301] = &Logic::GPL2_301;
_opCodes[302] = &Logic::GPL2_302;
_opCodes[310] = &Logic::GPL2_310;
_opCodes[311] = &Logic::GPL2_311;
_opCodes[312] = &Logic::GPL2_312;
_opCodes[320] = &Logic::GPL2_320;
_opCodes[321] = &Logic::GPL2_321;
_opCodes[322] = &Logic::GPL2_322;
_opCodes[330] = &Logic::GPL2_330;
_opCodes[331] = &Logic::GPL2_331;
_opCodes[332] = &Logic::GPL2_332;
_opCodes[340] = &Logic::GPL2_340;
_opCodes[341] = &Logic::GPL2_341;
_opCodes[342] = &Logic::GPL2_342;
_opCodes[350] = &Logic::GPL2_350;
_opCodes[351] = &Logic::GPL2_351;
_opCodes[360] = &Logic::GPL2_360;
_opCodes[361] = &Logic::GPL2_361;
_opCodes[362] = &Logic::GPL2_362;
_opCodes[370] = &Logic::GPL2_370;
_opCodes[371] = &Logic::GPL2_371;
_opCodes[372] = &Logic::GPL2_372;
_opCodes[380] = &Logic::GPL2_380;
_opCodes[381] = &Logic::GPL2_381;
_opCodes[382] = &Logic::GPL2_382;
_opCodes[390] = &Logic::GPL2_390;
_opCodes[400] = &Logic::GPL2_400;
_opCodes[401] = &Logic::GPL2_401;
_opCodes[402] = &Logic::GPL2_402;
_opCodes[410] = &Logic::GPL2_410;
_opCodes[411] = &Logic::GPL2_411;
_opCodes[420] = &Logic::GPL2_420;
_opCodes[421] = &Logic::GPL2_421;
_opCodes[422] = &Logic::GPL2_422;
_opCodes[430] = &Logic::GPL2_430;
_opCodes[431] = &Logic::GPL2_431;
_opCodes[440] = &Logic::GPL2_440;
_opCodes[441] = &Logic::GPL2_441;
_opCodes[442] = &Logic::GPL2_442;
_opCodes[450] = &Logic::GPL2_450;
_opCodes[451] = &Logic::GPL2_451;
_opCodes[460] = &Logic::GPL2_460;
_opCodes[461] = &Logic::GPL2_461;
_opCodes[462] = &Logic::GPL2_462;
_opCodes[480] = &Logic::GPL2_480;
_opCodes[481] = &Logic::GPL2_481;
_opCodes[482] = &Logic::GPL2_482;
_opCodes[490] = &Logic::GPL2_490;
_opCodes[491] = &Logic::GPL2_491;
_opCodes[500] = &Logic::GPL3_500;
_opCodes[501] = &Logic::GPL3_501;
_opCodes[502] = &Logic::GPL3_502;
_opCodes[510] = &Logic::GPL3_510;
_opCodes[511] = &Logic::GPL3_511;
_opCodes[512] = &Logic::GPL3_512;
_opCodes[520] = &Logic::GPL3_520;
_opCodes[521] = &Logic::GPL3_521;
_opCodes[522] = &Logic::GPL3_522;
_opCodes[530] = &Logic::GPL3_530;
_opCodes[531] = &Logic::GPL3_531;
_opCodes[540] = &Logic::GPL3_540;
_opCodes[541] = &Logic::GPL3_541;
_opCodes[542] = &Logic::GPL3_542;
_opCodes[550] = &Logic::GPL3_550;
_opCodes[551] = &Logic::GPL3_551;
_opCodes[552] = &Logic::GPL3_552;
_opCodes[560] = &Logic::GPL3_560;
_opCodes[561] = &Logic::GPL3_561;
_opCodes[562] = &Logic::GPL3_562;
_opCodes[570] = &Logic::GPL3_570;
_opCodes[571] = &Logic::GPL3_571;
_opCodes[572] = &Logic::GPL3_572;
_opCodes[580] = &Logic::GPL3_580;
_opCodes[581] = &Logic::GPL3_581;
_opCodes[582] = &Logic::GPL3_582;
_opCodes[590] = &Logic::GPL3_590;
_opCodes[591] = &Logic::GPL3_591;
_opCodes[592] = &Logic::GPL3_592;
_opCodes[600] = &Logic::GPL3_600;
_opCodes[610] = &Logic::GPL3_610;
_opCodes[611] = &Logic::GPL3_611;
_opCodes[620] = &Logic::GPL3_620;
_opCodes[621] = &Logic::GPL3_621;
_opCodes[630] = &Logic::GPL3_630;
_opCodes[631] = &Logic::GPL3_631;
_opCodes[640] = &Logic::GPL3_640;
_opCodes[641] = &Logic::GPL3_641;
_opCodes[642] = &Logic::GPL3_642;
_opCodes[650] = &Logic::GPL3_650;
_opCodes[651] = &Logic::GPL3_651;
_opCodes[660] = &Logic::GPL3_660;
_opCodes[661] = &Logic::GPL3_661;
_opCodes[670] = &Logic::GPL3_670;
_opCodes[671] = &Logic::GPL3_671;
_opCodes[680] = &Logic::GPL3_680;
_opCodes[690] = &Logic::GPL3_690;
_opCodes[691] = &Logic::GPL3_691;
_opCodes[692] = &Logic::GPL3_692;
_opCodes[700] = &Logic::GPL3_700;
_opCodes[701] = &Logic::GPL3_701;
_opCodes[710] = &Logic::GPL3_710;
_opCodes[711] = &Logic::GPL3_711;
_opCodes[712] = &Logic::GPL3_712;
_opCodes[720] = &Logic::GPL3_720;
_opCodes[721] = &Logic::GPL3_721;
_opCodes[730] = &Logic::GPL3_730;
_opCodes[731] = &Logic::GPL3_731;
_opCodes[740] = &Logic::GPL3_740;
_opCodes[741] = &Logic::GPL3_741;
_opCodes[760] = &Logic::GPL3_760;
_opCodes[761] = &Logic::GPL3_761;
_opCodes[780] = &Logic::GPL3_780;
_opCodes[781] = &Logic::GPL3_781;
_opCodes[790] = &Logic::GPL3_790;
_opCodes[791] = &Logic::GPL3_791;
_opCodes[992] = &Logic::GPL4_992;
_opCodes[993] = &Logic::GPL4_993;
}
void Logic::enableUIButtons() {
_help = true;
_eye = true;
_replay = true;
_pouch = true;
_fstFwd = true;
}
void Logic::disableUIButtons() {
_help = false;
_eye = false;
_replay = false;
_pouch = false;
_fstFwd = false;
}
void Logic::inventoryDel(int item) {
if (_inventory[item] > 0)
_inventory[item]--;
}
void Logic::inventoryAdd(int item) {
if (item >= 4)
_inventory[item] = 1;
else
_inventory[item] = 3;
}
bool Logic::wound() {
bool retval = false;
if (_health == 12 || _health == 8 || _health == 4) {
_health -= 2;
retval = true;
}
return retval;
}
bool Logic::chkDesertObstacles() {
if (!_vm->_wizard)
return false;
_nextNode = _nodeNum;
if (_lastObs) {
_lastObs = false;
return false;
}
if (_nodes[28] || _vm->_rnd->getRandomNumber(6) == 0) {
if (!_nodes[48] || _robberyNode != _nodeNum) {
if (_lastObstacle != _nodeNum) {
if (_vm->_rnd->getRandomNumber(5) == 0) {
_statPlay = 250;
_lastObstacle = _nodeNum;
_lastObs = true;
_vm->_loopFlag = true;
return true;
} else {
return false;
}
} else {
return false;
}
} else {
_statPlay = 490;
_vm->_loopFlag = true;
return true;
}
} else {
_statPlay = 280;
_robberyNode = _nodeNum;
_lastObstacle = _nodeNum;
_lastObs = true;
_vm->_loopFlag = true;
return true;
}
}
void Logic::increaseHealth() {
if (_health <= 3)
_health = 4;
else if (_health <= 7)
_health = 8;
else
_health = 12;
}
void Logic::endCredits() {
_nodeNum = 0;
_vm->_bTimer = 190;
_vm->readMouse();
while(_vm->_bTimer != 0 && _vm->_mouseButton == 0) {
_vm->checkTimers();
_vm->refreshSound();
_vm->checkMainScreen();
_vm->readMouse();
}
_vm->fadeToBlack1();
_vm->drawRect(4, 17, 228, 161, 0);
_vm->playSound(0);
disableUIButtons();
_vm->_iconsClosed = true;
_vm->playMovie(199);
disableUIButtons();
_vm->playMovie(205);
disableUIButtons();
_vm->fadeToBlack1();
_vm->drawRect(4, 17, 228, 161, 0);
_vm->playMovie(201);
_vm->fShowPic(125);
characterDeath();
}
void Logic::gameHelp_Sub43C() {
_vm->fadeToBlack1();
_currMap = _vm->_asMap;
_vm->drawRect(4, 17, 228, 161, 0);
_vm->restoreAS();
_vm->_userInput = 0;
_vm->_gameMode = 0;
_vm->_iconsClosed = false;
_vm->_treeLeftSta = _vm->_oldTLS;
_eye = _oldEye;
_help = _oldHelp;
_pouch = _oldPouch;
}
void Logic::gameHelp() {
if (!_vm->_gameMode) {
if (_vm->_userInput == 0x43C) {
_vm->saveAS();
_vm->_asMap = _currMap;
_currMap = 0;
_vm->fadeToBlack1();
_vm->drawRect(4, 17, 228, 161, 0);
_vm->drawHelpScreen();
_vm->_gameMode = 1;
_vm->_oldTLS = _vm->_treeLeftSta;
_vm->_treeLeftSta = 0;
_vm->_iconsClosed = true;
_oldEye = _eye;
_eye = false;
_oldHelp = _help;
_oldPouch = _pouch;
_pouch = false;
_vm->_userInput = 0;
}
if (_vm->_userInput == 0x44F) {
_vm->saveAS();
_vm->_asMap = _currMap;
_vm->_gameMode = 2;
_vm->_oldTLS = _vm->_treeLeftSta;
_vm->_treeLeftSta = 0;
_vm->_iconsClosed = true;
_oldEye = _eye;
_eye = false;
_oldHelp = _help;
_help = false;
_oldPouch = _pouch;
_vm->fadeToBlack1();
_vm->drawRect(4, 17, 228, 161, 0);
_vm->drawInventory();
if (_nodes[67] == 1 || _nodes[28] == 1 || _vm->_itemInhibit)
_currMap = 10;
else
_currMap = 11;
_vm->_userInput = 0;
}
}
if (_vm->_gameMode == 0)
return;
switch(_vm->_userInput) {
case 0x240:
// New game
_vm->fadeToBlack2();
//TODO: Set _quitFlag to 1
break;
case 0x241:
// Resume game
gameHelp_Sub43C();
return;
break;
case 0x242:
// Music On/Off
if (_vm->_noMusic) {
_vm->_noMusic = false;
_vm->playSound(1);
} else {
_vm->_noMusic = true;
_vm->playSound(0);
}
_vm->drawHelpScreen();
break;
case 0x243: {
// Show Demo
_vm->fadeToBlack2();
_vm->_keyActive = false;
_vm->_noIFScreen = true;
_vm->playSound(0);
// The demo isn't saving pMovie.
// It's obviously a bug and this behavior wasn't kept in ScummVM
int oldPMovie = _vm->_pMovie;
while(!_vm->_keyActive) {
_vm->playMovie(54);
_vm->fadeToBlack2();
}
_vm->_pMovie = oldPMovie;
_vm->_noIFScreen = false;
_vm->showPic(106);
_vm->drawHelpScreen();
_vm->_iconRedraw = true;
_vm->playSound(1);
}
break;
case 0x244:
// Quit
//TODO: Set _quitFlag to 2
_vm->_quit = true;
break;
case 0x245: {
// Show Credits
_vm->fadeToBlack1();
// The demo isn't saving pMovie.
// It's obviously a bug and this behavior wasn't kept in ScummVM
int oldPMovie = _vm->_pMovie;
_vm->drawRect(4, 17, 228, 161, 0);
_vm->playMovie(205);
_vm->fadeToBlack1();
_vm->drawRect(4, 17, 228, 161, 0);
_vm->playMovie(199);
_vm->fadeToBlack1();
_vm->drawRect(4, 17, 228, 161, 0);
_vm->drawHelpScreen();
_vm->_pMovie = oldPMovie;
}
break;
case 0x246:
_vm->saveGame();
break;
case 0x43B:
case 0x43C:
case 0x44F:
gameHelp_Sub43C();
return;
}
if (_vm->_userInput > 0x427 && _vm->_userInput < 0x43A)
_vm->fShowPic(130 + _vm->_userInput - 0x428);
if (_vm->_userInput == 0x260) {
_vm->drawInventory();
if (_nodes[67] == 1 || _nodes[28] == 1)
_currMap = 10;
else
_currMap = 11;
_vm->_userInput = 0;
}
}
void Logic::switchAS() {
_vm->_asMode = false;
_currMap = _vm->_asMap;
_vm->_treeLeftSta = _vm->_oldTLS;
_vm->_treeRightSta = _vm->_oldTRS;
_pouch = _oldPouch;
_help = _oldHelp;
_vm->_iconsClosed = _vm->_oldIconsClosed;
}
void Logic::characterDeath() {
_currMap = 3;
disableUIButtons();
_pouch = false;
for (int i = 0; i != 19; ++i) {
_inventory[i] = -1;
}
_statPlay = 994;
_vm->_loopFlag = true;
}
void Logic::executeOpcode() {
if (_opCodes.contains(_statPlay)) {
Opcode op = _opCodes[_statPlay];
(this->*op)();
} else
warning("Unknown opcode: %d", _statPlay);
}
void Logic::synchronize(Common::Serializer &s) {
s.syncAsSint16LE(_statPlay);
s.syncAsSint16LE(_health);
s.syncAsSint16LE(_healthOld);
s.syncAsSint16LE(_lastObstacle);
s.syncAsSint16LE(_nextNode);
s.syncAsSint16LE(_nodeNum);
s.syncAsSint16LE(_rtnNode);
s.syncAsSint16LE(_robberyNode);
for (int i = 0; i < 18; i++)
s.syncAsSint16LE(_inventory[i]);
for (int i = 0; i < 99; i++)
s.syncAsSint16LE(_nodes[i]);
s.syncAsByte(_oldEye);
s.syncAsByte(_fstFwd);
s.syncAsByte(_help);
s.syncAsByte(_lastObs);
s.syncAsByte(_oldPouch);
s.syncAsByte(_replay);
s.syncAsByte(_spell1);
s.syncAsByte(_spell2);
s.syncAsByte(_spell3);
s.syncAsByte(_tideCntl);
}
} // NameSpace
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