/* 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. * */ #ifdef ENABLE_EOB #include "kyra/kyra_rpg.h" #include "kyra/resource.h" #include "engines/kyra/sound_intern.h" #include "engines/kyra/sound_adlib.h" #include "kyra/script_eob.h" #include "kyra/timer.h" #include "kyra/debugger.h" #include "common/config-manager.h" #include "common/translation.h" #include "backends/keymapper/keymapper.h" namespace Kyra { const char *const EoBCoreEngine::kKeymapName = "eob"; EoBCoreEngine::EoBCoreEngine(OSystem *system, const GameFlags &flags) : KyraRpgEngine(system, flags), _numLargeItemShapes(flags.gameID == GI_EOB1 ? 14 : 11), _numSmallItemShapes(flags.gameID == GI_EOB1 ? 23 : 26), _numThrownItemShapes(flags.gameID == GI_EOB1 ? 12 : 9), _numItemIconShapes(flags.gameID == GI_EOB1 ? 89 : 112), _teleporterWallId(flags.gameID == GI_EOB1 ? 52 : 44) { _screen = 0; _gui = 0; _debugger = 0; _playFinale = false; _runFlag = true; _configMouse = _config2431 = true; _loading = false; _enableHiResDithering = false; _envAudioTimer = 0; _flashShapeTimer = 0; _drawSceneTimer = 0; _largeItemShapes = _smallItemShapes = _thrownItemShapes = _spellShapes = _firebeamShapes = 0; _itemIconShapes = _wallOfForceShapes = _teleporterShapes = _sparkShapes = _compassShapes = 0; _redSplatShape = _greenSplatShape = _deadCharShape = _disabledCharGrid = 0; _blackBoxSmallGrid = _weaponSlotGrid = _blackBoxWideGrid = _lightningColumnShape = 0; _monsterAcHitChanceTable1 = _monsterAcHitChanceTable2 = 0; _monsterDustStrings = 0; _enemyMageSpellList = 0; _enemyMageSfx = 0; _beholderSpellList = 0; _beholderSfx = 0; _faceShapes = 0; _characters = 0; _items = 0; _itemTypes = 0; _itemNames = 0; _itemInHand = -1; _numItems = _numItemNames = 0; _castScrollSlot = 0; _currentSub = 0; _itemsOverlay = 0; _partyEffectFlags = 0; _lastUsedItem = 0; _levelDecorationRects = 0; _doorSwitches = 0; _monsterProps = 0; _monsterDecorations = 0; _monsterFlashOverlay = _monsterStoneOverlay = 0; _monsters = 0; _dstMonsterIndex = 0; _preventMonsterFlash = false; _teleporterPulse = 0; _dscShapeCoords = 0; _dscItemPosIndex = 0; _dscItemShpX = 0; _dscItemScaleIndex = 0; _dscItemTileIndex = 0; _dscItemShapeMap = 0; _dscDoorScaleOffs = 0; _dscDoorScaleMult1 = 0; _dscDoorScaleMult2 = 0; _dscDoorScaleMult3 = 0; _dscDoorY1 = 0; _dscDoorXE = 0; _greenFadingTable = _blueFadingTable = _lightBlueFadingTable = _blackFadingTable = _greyFadingTable = 0; _menuDefs = 0; _exchangeCharacterId = -1; _charExchangeSwap = 0; _configHpBarGraphs = true; memset(_dialogueLastBitmap, 0, 13); _npcSequenceSub = 0; _moveCounter = 0; _partyResting = false; _flyingObjects = 0; _inf = 0; _stepCounter = 0; _stepsUntilScriptCall = 0; _scriptTimersMode = 3; _currentDirection = 0; _openBookSpellLevel = 0; _openBookSpellSelectedItem = 0; _openBookSpellListOffset = 0; _openBookChar = _openBookCharBackup = _openBookCasterLevel = 0; _openBookType = _openBookTypeBackup = 0; _openBookSpellList = 0; _openBookAvailableSpells = 0; _activeSpellCharId = 0; _activeSpellCharacterPos = 0; _activeSpell = 0; _characterSpellTarget = 0; _returnAfterSpellCallback = false; _spells = 0; _spellAnimBuffer = 0; _clericSpellOffset = 0; _restPartyElapsedTime = 0; _allowSkip = false; _allowImport = false; _wallsOfForce = 0; _rrCount = 0; memset(_rrNames, 0, 10 * sizeof(const char *)); memset(_rrId, 0, 10 * sizeof(int8)); _mainMenuStrings = _levelGainStrings = _monsterSpecAttStrings = _characterGuiStringsHp = 0; _characterGuiStringsWp = _characterGuiStringsWr = _characterGuiStringsSt = 0; _characterGuiStringsIn = _characterStatusStrings7 = _characterStatusStrings8 = 0; _characterStatusStrings9 = _characterStatusStrings12 = _characterStatusStrings13 = 0; _classModifierFlags = _saveThrowLevelIndex = _saveThrowModDiv = _saveThrowModExt = 0; _wandTypes = _drawObjPosIndex = _flightObjFlipIndex = _expObjectTblIndex = 0; _expObjectShpStart = _expObjectTlMode = _expObjectAnimTbl1 = _expObjectAnimTbl2 = _expObjectAnimTbl3 = 0; _monsterStepTable0 = _monsterStepTable1 = _monsterStepTable2 = _monsterStepTable3 = 0; _projectileWeaponAmmoTypes = _flightObjShpMap = _flightObjSclIndex = 0; _monsterCloseAttPosTable1 = _monsterCloseAttPosTable2 = _monsterCloseAttChkTable1 = 0; _monsterCloseAttChkTable2 = _monsterCloseAttDstTable1 = _monsterCloseAttDstTable2 = 0; _monsterProximityTable = _findBlockMonstersTable = _wallOfForceDsY = _wallOfForceDsNumW = 0; _wallOfForceDsNumH = _wallOfForceShpId = _wllFlagPreset = _teleporterShapeCoords = 0; _monsterCloseAttUnkTable = _monsterFrmOffsTable1 = _monsterFrmOffsTable2 = 0; _monsterDirChangeTable = _portalSeq = 0; _wallOfForceDsX = 0; _expObjectAnimTbl1Size = _expObjectAnimTbl2Size = _expObjectAnimTbl3Size = 0; _wllFlagPresetSize = _scriptTimersCount = _buttonList1Size = _buttonList2Size = 0; _buttonList3Size = _buttonList4Size = _buttonList5Size = _buttonList6Size = 0; _buttonList7Size = _buttonList8Size = 0; _inventorySlotsY = _mnDef = 0; _transferStringsScummVM = 0; _buttonDefs = 0; _npcPreset = 0; _chargenStatStrings = _chargenRaceSexStrings = _chargenClassStrings = 0; _chargenAlignmentStrings = _pryDoorStrings = _warningStrings = _ripItemStrings = 0; _cursedString = _enchantedString = _magicObjectStrings = _magicObjectString5 = 0; _patternSuffix = _patternGrFix1 = _patternGrFix2 = _validateArmorString = 0; _validateCursedString = _validateNoDropString = _potionStrings = _wandStrings = 0; _itemMisuseStrings = _suffixStringsRings = _suffixStringsPotions = 0; _suffixStringsWands = _takenStrings = _potionEffectStrings = _yesNoStrings = 0; _npcMaxStrings = _okStrings = _npcJoinStrings = _cancelStrings = 0; _abortStrings = _saveLoadStrings = _mnWord = _mnPrompt = _bookNumbers = 0; _mageSpellList = _clericSpellList = _spellNames = _magicStrings1 = 0; _magicStrings2 = _magicStrings3 = _magicStrings4 = _magicStrings6 = 0; _magicStrings7 = _magicStrings8 = _saveNamePatterns = 0; _spellAnimBuffer = 0; _sparkEffectDefSteps = _sparkEffectDefSubSteps = _sparkEffectDefShift = 0; _sparkEffectDefAdd = _sparkEffectDefX = _sparkEffectDefY = _sparkEffectOfShift = 0; _sparkEffectOfX = _sparkEffectOfY = _magicFlightObjectProperties = 0; _turnUndeadEffect = _burningHandsDest = _coneOfColdGfxTbl = 0; _sparkEffectOfFlags1 = _sparkEffectOfFlags2 = 0; _coneOfColdDest1 = _coneOfColdDest2 = _coneOfColdDest3 = _coneOfColdDest4 = 0; _coneOfColdGfxTblSize = 0; _menuButtonDefs = 0; _updateCharNum = 0; _menuStringsMain = _menuStringsSaveLoad = _menuStringsOnOff = _menuStringsSpells = 0; _menuStringsRest = _menuStringsDrop = _menuStringsExit = _menuStringsStarve = 0; _menuStringsScribe = _menuStringsDrop2 = _menuStringsHead = _menuStringsPoison = 0; _menuStringsMgc = _menuStringsPrefs = _menuStringsRest2 = _menuStringsRest3 = 0; _menuStringsRest4 = _menuStringsDefeat = _menuStringsTransfer = _menuStringsSpec = 0; _menuStringsSpellNo = _menuYesNoStrings = _2431Strings = _katakanaLines = _katakanaSelectStrings = 0; _errorSlotEmptyString = _errorSlotNoNameString = _menuOkString = 0; _spellLevelsMage = _spellLevelsCleric = _numSpellsCleric = _numSpellsWisAdj = _numSpellsPal = _numSpellsMage = 0; _mnNumWord = _numSpells = _mageSpellListSize = _spellLevelsMageSize = _spellLevelsClericSize = 0; _inventorySlotsX = _slotValidationFlags = _encodeMonsterShpTable = 0; _cgaMappingDefault = _cgaMappingAlt = _cgaMappingInv = _cgaLevelMappingIndex = _cgaMappingItemsL = _cgaMappingItemsS = _cgaMappingThrown = _cgaMappingIcons = _cgaMappingDeco = 0; memset(_cgaMappingLevel, 0, sizeof(_cgaMappingLevel)); memset(_expRequirementTables, 0, sizeof(_expRequirementTables)); memset(_saveThrowTables, 0, sizeof(_saveThrowTables)); memset(_doorType, 0, sizeof(_doorType)); memset(_noDoorSwitch, 0, sizeof(_noDoorSwitch)); memset(_scriptTimers, 0, sizeof(_scriptTimers)); memset(_monsterBlockPosArray, 0, sizeof(_monsterBlockPosArray)); memset(_foundMonstersArray, 0, sizeof(_foundMonstersArray)); #define DWM0 _dscWallMapping.push_back(0) #define DWM(x) _dscWallMapping.push_back(&_sceneDrawVar##x) DWM0; DWM0; DWM(Down); DWM(Right); DWM(Down); DWM(Right); DWM(Down); DWM0; DWM(Down); DWM(Left); DWM(Down); DWM(Left); DWM0; DWM0; DWM(Down); DWM(Right); DWM(Down); DWM(Right); DWM(Down); DWM0; DWM(Down); DWM(Left); DWM(Down); DWM(Left); DWM(Down); DWM(Right); DWM(Down); DWM0; DWM(Down); DWM(Left); DWM0; DWM(Right); DWM(Down); DWM0; DWM0; DWM(Left); #undef DWM #undef DWM0 } EoBCoreEngine::~EoBCoreEngine() { releaseItemsAndDecorationsShapes(); releaseTempData(); if (_faceShapes) { for (int i = 0; i < 44; i++) { if (_characters) { for (int ii = 0; ii < 6; ii++) { if (_characters[ii].faceShape == _faceShapes[i]) _characters[ii].faceShape = 0; } } delete[] _faceShapes[i]; _faceShapes[i] = 0; } delete[] _faceShapes; } if (_characters) { for (int i = 0; i < 6; i++) delete[] _characters[i].faceShape; } delete[] _characters; delete[] _items; delete[] _itemTypes; if (_itemNames) { for (int i = 0; i < 130; i++) delete[] _itemNames[i]; } delete[] _itemNames; delete[] _flyingObjects; delete[] _monsterFlashOverlay; delete[] _monsterStoneOverlay; delete[] _monsters; if (_monsterDecorations) { releaseMonsterShapes(0, 36); delete[] _monsterShapes; delete[] _monsterDecorations; for (int i = 0; i < 24; i++) delete[] _monsterPalettes[i]; delete[] _monsterPalettes; } delete[] _monsterProps; if (_doorSwitches) { releaseDoorShapes(); delete[] _doorSwitches; } releaseDecorations(); delete[] _levelDecorationRects; _dscWallMapping.clear(); delete[] _greenFadingTable; delete[] _blueFadingTable; delete[] _lightBlueFadingTable; delete[] _blackFadingTable; delete[] _greyFadingTable; delete[] _spells; delete[] _spellAnimBuffer; delete[] _wallsOfForce; delete[] _buttonDefs; delete _gui; _gui = 0; delete _screen; _screen = 0; delete[] _menuDefs; _menuDefs = 0; delete _inf; _inf = 0; delete _timer; _timer = 0; delete _debugger; _debugger = 0; delete _txt; _txt = 0; } void EoBCoreEngine::initKeymap() { #ifdef ENABLE_KEYMAPPER Common::Keymapper *const mapper = _eventMan->getKeymapper(); // Do not try to recreate same keymap over again if (mapper->getKeymap(kKeymapName) != 0) return; Common::Keymap *const engineKeyMap = new Common::Keymap(kKeymapName); const Common::KeyActionEntry keyActionEntries[] = { { Common::KeyState(Common::KEYCODE_UP), "MVF", _("Move Forward") }, { Common::KeyState(Common::KEYCODE_DOWN), "MVB", _("Move Back") }, { Common::KeyState(Common::KEYCODE_LEFT), "MVL", _("Move Left") }, { Common::KeyState(Common::KEYCODE_RIGHT), "MVR", _("Move Right") }, { Common::KeyState(Common::KEYCODE_HOME), "TL", _("Turn Left") }, { Common::KeyState(Common::KEYCODE_PAGEUP), "TR", _("Turn Right") }, { Common::KeyState(Common::KEYCODE_i), "INV", _("Open/Close Inventory") }, { Common::KeyState(Common::KEYCODE_p), "SCE", _("Switch Inventory/Character screen") }, { Common::KeyState(Common::KEYCODE_c), "CMP", _("Camp") }, { Common::KeyState(Common::KEYCODE_SPACE), "CSP", _("Cast Spell") }, // TODO: Spell cursor, but this needs more thought, since different // game versions use different keycodes. { Common::KeyState(Common::KEYCODE_1), "SL1", _("Spell Level 1") }, { Common::KeyState(Common::KEYCODE_2), "SL2", _("Spell Level 2") }, { Common::KeyState(Common::KEYCODE_3), "SL3", _("Spell Level 3") }, { Common::KeyState(Common::KEYCODE_4), "SL4", _("Spell Level 4") }, { Common::KeyState(Common::KEYCODE_5), "SL5", _("Spell Level 5") } }; for (uint i = 0; i < ARRAYSIZE(keyActionEntries); ++i) { Common::Action *const act = new Common::Action(engineKeyMap, keyActionEntries[i].id, keyActionEntries[i].description); act->addKeyEvent(keyActionEntries[i].ks); } if (_flags.gameID == GI_EOB2) { Common::Action *const act = new Common::Action(engineKeyMap, "SL6", _("Spell Level 6")); act->addKeyEvent(Common::KeyState(Common::KEYCODE_6)); } mapper->addGameKeymap(engineKeyMap); #endif } Common::Error EoBCoreEngine::init() { // In EOB the timer proc is directly invoked via interrupt 0x1C, 18.2 times per second. // This makes a tick length of 54.94. _tickLength = 55; if (ConfMan.hasKey("render_mode")) _configRenderMode = Common::parseRenderMode(ConfMan.get("render_mode")); _enableHiResDithering = (_configRenderMode == Common::kRenderEGA && _flags.useHiRes); _screen = new Screen_EoB(this, _system); assert(_screen); _screen->setResolution(); _res = new Resource(this); assert(_res); _res->reset(); _staticres = new StaticResource(this); assert(_staticres); if (!_staticres->init()) error("_staticres->init() failed"); // SoundTowns_Darkmoon requires initialized _staticres if (_flags.platform == Common::kPlatformDOS) { //MidiDriverType midiDriver = MidiDriver::detectDevice(MDT_PCSPK | MDT_ADLIB); _sound = new SoundAdLibPC(this, _mixer); } else if (_flags.platform == Common::kPlatformFMTowns) { _sound = new SoundTowns_Darkmoon(this, _mixer); } else if (_flags.platform == Common::kPlatformPC98) { } assert(_sound); _sound->init(); // Setup volume settings (and read in all ConfigManager settings) syncSoundSettings(); if (!_screen->init()) error("screen()->init() failed"); if (ConfMan.hasKey("save_slot")) { _gameToLoad = ConfMan.getInt("save_slot"); if (!saveFileLoadable(_gameToLoad)) _gameToLoad = -1; } setupKeyMap(); _gui = new GUI_EoB(this); assert(_gui); _txt = new TextDisplayer_rpg(this, _screen); assert(_txt); _inf = new EoBInfProcessor(this, _screen); assert(_inf); _debugger = new Debugger_EoB(this); assert(_debugger); _screen->loadFont(Screen::FID_6_FNT, "FONT6.FNT"); _screen->loadFont(Screen::FID_8_FNT, "FONT8.FNT"); Common::Error err = KyraRpgEngine::init(); if (err.getCode() != Common::kNoError) return err; initButtonData(); initMenus(); initStaticResource(); initSpells(); _timer = new TimerManager(this, _system); assert(_timer); setupTimers(); _wllVmpMap[1] = 1; _wllVmpMap[2] = 2; memset(&_wllVmpMap[3], 3, 20); _wllVmpMap[23] = 4; _wllVmpMap[24] = 5; memcpy(_wllWallFlags, _wllFlagPreset, _wllFlagPresetSize); memset(&_specialWallTypes[3], 1, 5); memset(&_specialWallTypes[13], 1, 5); _specialWallTypes[8] = _specialWallTypes[18] = 6; memset(&_wllShapeMap[3], -1, 5); memset(&_wllShapeMap[13], -1, 5); _wllVcnOffset = (_flags.platform == Common::kPlatformFMTowns) ? 0 : 16; int bpp = (_flags.platform == Common::kPlatformFMTowns) ? 2 : 1; _greenFadingTable = new uint8[256 * bpp]; _blueFadingTable = new uint8[256 * bpp]; _lightBlueFadingTable = new uint8[256 * bpp]; _blackFadingTable = new uint8[256 * bpp]; _greyFadingTable = new uint8[256 * bpp]; _monsters = new EoBMonsterInPlay[30]; memset(_monsters, 0, 30 * sizeof(EoBMonsterInPlay)); _characters = new EoBCharacter[6]; memset(_characters, 0, sizeof(EoBCharacter) * 6); _items = new EoBItem[600]; memset(_items, 0, sizeof(EoBItem) * 600); _itemNames = new char*[130]; for (int i = 0; i < 130; i++) { _itemNames[i] = new char[35]; memset(_itemNames[i], 0, 35); } _flyingObjects = new EoBFlyingObject[_numFlyingObjects]; _flyingObjectsPtr = _flyingObjects; memset(_flyingObjects, 0, _numFlyingObjects * sizeof(EoBFlyingObject)); int bufferSize = _flags.useHiColorMode ? 8192 : 4096; _spellAnimBuffer = new uint8[bufferSize]; memset(_spellAnimBuffer, 0, bufferSize); _wallsOfForce = new WallOfForce[5]; memset(_wallsOfForce, 0, 5 * sizeof(WallOfForce)); memset(_doorType, 0, sizeof(_doorType)); memset(_noDoorSwitch, 0, sizeof(_noDoorSwitch)); _monsterShapes = new uint8*[36]; memset(_monsterShapes, 0, 36 * sizeof(uint8 *)); _monsterDecorations = new SpriteDecoration[36]; memset(_monsterDecorations, 0, 36 * sizeof(SpriteDecoration)); _monsterPalettes = new uint8*[24]; for (int i = 0; i < 24; i++) _monsterPalettes[i] = new uint8[16]; _doorSwitches = new SpriteDecoration[6]; memset(_doorSwitches, 0, 6 * sizeof(SpriteDecoration)); _monsterFlashOverlay = new uint8[16]; _monsterStoneOverlay = new uint8[16]; memset(_monsterFlashOverlay, (_configRenderMode == Common::kRenderCGA) ? 0xFF : 0x0F, 16 * sizeof(uint8)); memset(_monsterStoneOverlay, 0x0D, 16 * sizeof(uint8)); _monsterFlashOverlay[0] = _monsterStoneOverlay[0] = 0; // Prevent autosave on game startup _lastAutosave = _system->getMillis(); #ifdef ENABLE_KEYMAPPER _eventMan->getKeymapper()->pushKeymap(kKeymapName, true); #endif return Common::kNoError; } Common::Error EoBCoreEngine::go() { _debugger->initialize(); _txt->removePageBreakFlag(); _screen->setFont(Screen::FID_8_FNT); loadItemsAndDecorationsShapes(); _screen->setMouseCursor(0, 0, _itemIconShapes[0]); // Import original save game files (especially the "Quick Start Party") if (ConfMan.getBool("importOrigSaves")) { importOriginalSaveFile(-1); ConfMan.setBool("importOrigSaves", false); ConfMan.flushToDisk(); } loadItemDefs(); int action = 0; for (bool repeatLoop = true; repeatLoop; repeatLoop ^= true) { action = 0; if (_gameToLoad != -1) { _sound->selectAudioResourceSet(kMusicIngame); if (loadGameState(_gameToLoad).getCode() != Common::kNoError) error("Couldn't load game slot %d on startup", _gameToLoad); startupLoad(); _gameToLoad = -1; } else { _screen->showMouse(); action = mainMenu(); } _sound->selectAudioResourceSet(kMusicIngame); if (action == -1) { // load game repeatLoop = _gui->runLoadMenu(72, 14); if (repeatLoop && !shouldQuit()) startupLoad(); } else if (action == -2) { // new game repeatLoop = startCharacterGeneration(); if (repeatLoop && !shouldQuit()) startupNew(); } else if (action == -3) { // transfer party repeatLoop = startPartyTransfer(); if (repeatLoop && !shouldQuit()) startupNew(); } } if (!shouldQuit() && action >= -3) { runLoop(); if (_playFinale) { // make final save for party transfer saveGameStateIntern(-1, 0, 0); _sound->selectAudioResourceSet(kMusicFinale); seq_playFinale(); } } return Common::kNoError; } void EoBCoreEngine::registerDefaultSettings() { KyraEngine_v1::registerDefaultSettings(); ConfMan.registerDefault("hpbargraphs", true); ConfMan.registerDefault("importOrigSaves", true); } void EoBCoreEngine::readSettings() { _configHpBarGraphs = ConfMan.getBool("hpbargraphs"); _configSounds = ConfMan.getBool("sfx_mute") ? 0 : 1; _configMusic = _configSounds ? 1 : 0; if (_sound) _sound->enableSFX(_configSounds); } void EoBCoreEngine::writeSettings() { ConfMan.setBool("hpbargraphs", _configHpBarGraphs); ConfMan.setBool("sfx_mute", _configSounds == 0); if (_sound) { if (!_configSounds) _sound->haltTrack(); _sound->enableMusic(_configSounds ? 1 : 0); _sound->enableSFX(_configSounds); } ConfMan.flushToDisk(); } void EoBCoreEngine::startupNew() { gui_setPlayFieldButtons(); _screen->_curPage = 0; gui_drawPlayField(false); _screen->_curPage = 0; gui_drawAllCharPortraitsWithStats(); drawScene(1); _updateFlags = 0; _updateCharNum = 0; } void EoBCoreEngine::runLoop() { _envAudioTimer = _system->getMillis() + (rollDice(1, 10, 3) * 18 * _tickLength); _flashShapeTimer = 0; _drawSceneTimer = _system->getMillis(); _screen->setFont(Screen::FID_6_FNT); _screen->setScreenDim(7); _runFlag = true; while (!shouldQuit() && _runFlag) { checkPartyStatus(true); checkInput(_activeButtons, true, 0); removeInputTop(); if (!_runFlag) break; _timer->update(); updateScriptTimers(); updateWallOfForceTimers(); if (_sceneUpdateRequired) drawScene(1); if (_envAudioTimer >= _system->getMillis() || (_flags.gameID == GI_EOB1 && (_currentLevel == 0 || _currentLevel > 3))) continue; _envAudioTimer = _system->getMillis() + (rollDice(1, 10, 3) * 18 * _tickLength); snd_processEnvironmentalSoundEffect(_flags.gameID == GI_EOB1 ? 30 : (rollDice(1, 2, -1) ? 27 : 28), _currentBlock + rollDice(1, 12, -1)); updateEnvironmentalSfx(0); turnUndeadAuto(); } } bool EoBCoreEngine::checkPartyStatus(bool handleDeath) { int numChars = 0; for (int i = 0; i < 6; i++) numChars += testCharacter(i, 13); if (numChars) return false; if (!handleDeath) return true; gui_drawAllCharPortraitsWithStats(); if (checkPartyStatusExtra()) { _screen->setFont(Screen::FID_8_FNT); gui_updateControls(); if (_gui->runLoadMenu(0, 0)) { _screen->setFont(Screen::FID_6_FNT); return true; } } quitGame(); return false; } void EoBCoreEngine::loadItemsAndDecorationsShapes() { releaseItemsAndDecorationsShapes(); int div = (_flags.gameID == GI_EOB1) ? 3 : 8; int mul = (_flags.gameID == GI_EOB1) ? 64 : 24; int size = 0; _largeItemShapes = new const uint8*[_numLargeItemShapes]; if (_flags.platform == Common::kPlatformFMTowns && _flags.gameID == GI_EOB2) { for (int i = 0; i < _numLargeItemShapes; i++) _largeItemShapes[i] = _staticres->loadRawData(kEoB2LargeItemsShapeData00 + i, size); } else { _screen->loadShapeSetBitmap("ITEML1", 5, 3); for (int i = 0; i < _numLargeItemShapes; i++) _largeItemShapes[i] = _screen->encodeShape((i / div) << 3, (i % div) * mul, 8, 24, false, _cgaMappingItemsL); } _smallItemShapes = new const uint8*[_numSmallItemShapes]; if (_flags.platform == Common::kPlatformFMTowns && _flags.gameID == GI_EOB2) { for (int i = 0; i < _numSmallItemShapes; i++) _smallItemShapes[i] = _staticres->loadRawData(kEoB2SmallItemsShapeData00 + i, size); } else { _screen->loadShapeSetBitmap("ITEMS1", 5, 3); for (int i = 0; i < _numSmallItemShapes; i++) _smallItemShapes[i] = _screen->encodeShape((i / div) << 2, (i % div) * mul, 4, 24, false, _cgaMappingItemsS); } _thrownItemShapes = new const uint8*[_numThrownItemShapes]; _spellShapes = new const uint8*[4]; _firebeamShapes = new const uint8*[3]; if (_flags.platform == Common::kPlatformFMTowns && _flags.gameID == GI_EOB2) { for (int i = 0; i < _numThrownItemShapes; i++) _thrownItemShapes[i] = _staticres->loadRawData(kEoB2ThrownShapeData00 + i, size); for (int i = 0; i < 4; i++) _spellShapes[i] = _staticres->loadRawData(kEoB2SpellShapeData00 + i, size); for (int i = 0; i < 3; i++) _firebeamShapes[i] = _staticres->loadRawData(kEoB2FirebeamShapeData00 + i, size); _redSplatShape = _staticres->loadRawData(kEoB2RedSplatShapeData, size); _greenSplatShape = _staticres->loadRawData(kEoB2GreenSplatShapeData, size); } else { _screen->loadShapeSetBitmap("THROWN", 5, 3); for (int i = 0; i < _numThrownItemShapes; i++) _thrownItemShapes[i] = _screen->encodeShape((i / div) << 2, (i % div) * mul, 4, 24, false, _cgaMappingThrown); for (int i = 0; i < 4; i++) _spellShapes[i] = _screen->encodeShape(8, i << 5, 6, 32, false, _cgaMappingThrown); _firebeamShapes[0] = _screen->encodeShape(16, 0, 4, 24, false, _cgaMappingThrown); _firebeamShapes[1] = _screen->encodeShape(16, 24, 4, 24, false, _cgaMappingThrown); _firebeamShapes[2] = _screen->encodeShape(16, 48, 3, 24, false, _cgaMappingThrown); _redSplatShape = _screen->encodeShape(16, _flags.gameID == GI_EOB1 ? 144 : 72, 5, 24, false, _cgaMappingThrown); _greenSplatShape = _screen->encodeShape(16, _flags.gameID == GI_EOB1 ? 168 : 96, 5, 16, false, _cgaMappingThrown); } _itemIconShapes = new const uint8*[_numItemIconShapes]; if (_flags.platform == Common::kPlatformFMTowns && _flags.gameID == GI_EOB2) { for (int i = 0; i < _numItemIconShapes; i++) _itemIconShapes[i] = _staticres->loadRawData(kEoB2ItemIconShapeData00 + i, size); } else { _screen->loadShapeSetBitmap("ITEMICN", 5, 3); for (int i = 0; i < _numItemIconShapes; i++) _itemIconShapes[i] = _screen->encodeShape((i % 0x14) << 1, (i / 0x14) << 4, 2, 0x10, false, _cgaMappingIcons); } _teleporterShapes = new const uint8*[6]; _sparkShapes = new const uint8*[3]; _compassShapes = new const uint8*[12]; if (_flags.gameID == GI_EOB2) _wallOfForceShapes = new const uint8*[6]; if (_flags.platform == Common::kPlatformFMTowns && _flags.gameID == GI_EOB2) { _lightningColumnShape = _staticres->loadRawData(kEoB2LightningColumnShapeData, size); for (int i = 0; i < 6; i++) _wallOfForceShapes[i] = _staticres->loadRawData(kEoB2WallOfForceShapeData00 + i, size); for (int i = 0; i < 6; i++) _teleporterShapes[i] = _staticres->loadRawData(kEoB2TeleporterShapeData00 + i, size); for (int i = 0; i < 3; i++) _sparkShapes[i] = _staticres->loadRawData(kEoB2SparkShapeData00 + i, size); for (int i = 0; i < 12; i++) _compassShapes[i] = _staticres->loadRawData(kEoB2CompassShapeData00 + i, size); _deadCharShape = _staticres->loadRawData(kEoB2DeadCharShapeData, size); _disabledCharGrid = _staticres->loadRawData(kEoB2DisabledCharGridShapeData, size); _blackBoxSmallGrid = _staticres->loadRawData(kEoB2SmallGridShapeData, size); _weaponSlotGrid = _staticres->loadRawData(kEoB2WeaponSlotGridShapeData, size); _blackBoxWideGrid = _staticres->loadRawData(kEoB2WideGridShapeData, size); } else { _screen->loadShapeSetBitmap("DECORATE", 5, 3); if (_flags.gameID == GI_EOB2) { _lightningColumnShape = _screen->encodeShape(18, 88, 4, 64); for (int i = 0; i < 6; i++) _wallOfForceShapes[i] = _screen->encodeShape(_wallOfForceShapeDefs[(i << 2)], _wallOfForceShapeDefs[(i << 2) + 1], _wallOfForceShapeDefs[(i << 2) + 2], _wallOfForceShapeDefs[(i << 2) + 3]); } for (int i = 0; i < 6; i++) _teleporterShapes[i] = _screen->encodeShape(_teleporterShapeDefs[(i << 2)], _teleporterShapeDefs[(i << 2) + 1], _teleporterShapeDefs[(i << 2) + 2], _teleporterShapeDefs[(i << 2) + 3], false, _cgaMappingDefault); _sparkShapes[0] = _screen->encodeShape(29, 0, 2, 16, false, _cgaMappingDeco); _sparkShapes[1] = _screen->encodeShape(31, 0, 2, 16, false, _cgaMappingDeco); _sparkShapes[2] = _screen->encodeShape(33, 0, 2, 16, false, _cgaMappingDeco); _deadCharShape = _screen->encodeShape(0, 88, 4, 32, false, _cgaMappingDeco); _disabledCharGrid = _screen->encodeShape(4, 88, 4, 32, false, _cgaMappingDeco); _blackBoxSmallGrid = _screen->encodeShape(9, 88, 2, 8, false, _cgaMappingDeco); _weaponSlotGrid = _screen->encodeShape(8, 88, 4, 16, false, _cgaMappingDeco); _blackBoxWideGrid = _screen->encodeShape(8, 104, 4, 8, false, _cgaMappingDeco); static const uint8 dHeight[] = { 17, 10, 10 }; static const uint8 dY[] = { 120, 137, 147 }; for (int y = 0; y < 3; y++) { for (int x = 0; x < 4; x++) _compassShapes[(y << 2) + x] = _screen->encodeShape(x * 3, dY[y], 3, dHeight[y], false, _cgaMappingDeco); } } } void EoBCoreEngine::releaseItemsAndDecorationsShapes() { if (_flags.platform != Common::kPlatformFMTowns || _flags.gameID != GI_EOB2) { if (_largeItemShapes) { for (int i = 0; i < _numLargeItemShapes; i++) { if (_largeItemShapes[i]) delete[] _largeItemShapes[i]; } } if (_smallItemShapes) { for (int i = 0; i < _numSmallItemShapes; i++) { if (_smallItemShapes[i]) delete[] _smallItemShapes[i]; } } if (_thrownItemShapes) { for (int i = 0; i < _numThrownItemShapes; i++) { if (_thrownItemShapes[i]) delete[] _thrownItemShapes[i]; } } if (_spellShapes) { for (int i = 0; i < 4; i++) { if (_spellShapes[i]) delete[] _spellShapes[i]; } } if (_itemIconShapes) { for (int i = 0; i < _numItemIconShapes; i++) { if (_itemIconShapes[i]) delete[] _itemIconShapes[i]; } } if (_sparkShapes) { for (int i = 0; i < 3; i++) { if (_sparkShapes[i]) delete[] _sparkShapes[i]; } } if (_wallOfForceShapes) { for (int i = 0; i < 6; i++) { if (_wallOfForceShapes[i]) delete[] _wallOfForceShapes[i]; } } if (_teleporterShapes) { for (int i = 0; i < 6; i++) { if (_teleporterShapes[i]) delete[] _teleporterShapes[i]; } } if (_compassShapes) { for (int i = 0; i < 12; i++) { if (_compassShapes[i]) delete[] _compassShapes[i]; } } if (_firebeamShapes) { for (int i = 0; i < 3; i++) { if (_firebeamShapes[i]) delete[] _firebeamShapes[i]; } } delete[] _redSplatShape; delete[] _greenSplatShape; delete[] _deadCharShape; delete[] _disabledCharGrid; delete[] _blackBoxSmallGrid; delete[] _weaponSlotGrid; delete[] _blackBoxWideGrid; delete[] _lightningColumnShape; } delete[] _largeItemShapes; delete[] _smallItemShapes; delete[] _thrownItemShapes; delete[] _spellShapes; delete[] _itemIconShapes; delete[] _sparkShapes; delete[] _wallOfForceShapes; delete[] _teleporterShapes; delete[] _compassShapes; delete[] _firebeamShapes; } void EoBCoreEngine::setHandItem(Item itemIndex) { if (itemIndex == -1) { if (_flags.platform == Common::kPlatformFMTowns) _screen->setMouseCursor(8, 8, _itemIconShapes[37], 0); return; } if (_screen->curDimIndex() == 7 && itemIndex) { printFullItemName(itemIndex); _txt->printMessage(_takenStrings[0]); } _itemInHand = itemIndex; int icon = _items[_itemInHand].icon; const uint8 *shp = _itemIconShapes[icon]; const uint8 *ovl = 0; if (icon && (_items[_itemInHand].flags & 0x80) && (_partyEffectFlags & 2)) ovl = _flags.gameID == GI_EOB1 ? ((_configRenderMode == Common::kRenderCGA) ? _itemsOverlayCGA : &_itemsOverlay[icon << 4]) : _screen->generateShapeOverlay(shp, _lightBlueFadingTable); int mouseOffs = itemIndex ? 8 : 0; _screen->setMouseCursor(mouseOffs, mouseOffs, shp, ovl); if (_flags.useHiColorMode) { _screen->setFadeTable(_greyFadingTable); _screen->setShapeFadingLevel(0); } } int EoBCoreEngine::getDexterityArmorClassModifier(int dexterity) { static const int8 mod[] = { 5, 5, 5, 4, 3, 2, 1, 0, 0, 0, 0, 0, 0, 0, 0, -1, -2, -3, -4, -4, -5, -5, -5, -6, -6 }; return mod[dexterity]; } int EoBCoreEngine::generateCharacterHitpointsByLevel(int charIndex, int levelIndex) { EoBCharacter *c = &_characters[charIndex]; int m = getClassAndConstHitpointsModifier(c->cClass, c->constitutionCur); int h = 0; for (int i = 0; i < 3; i++) { if (!(levelIndex & (1 << i))) continue; int d = getCharacterClassType(c->cClass, i); if (c->level[i] <= _hpIncrPerLevel[6 + i]) h += rollDice(1, (d >= 0) ? _hpIncrPerLevel[d] : 0); else h += _hpIncrPerLevel[12 + i]; h += m; } h /= _numLevelsPerClass[c->cClass]; if (h < 1) h = 1; return h; } int EoBCoreEngine::getClassAndConstHitpointsModifier(int cclass, int constitution) { int res = _hpConstModifiers[constitution]; // This also applies to EOB1 despite being coded differently there if (res <= 2 || (_classModifierFlags[cclass] & 0x31)) return res; return 2; } int EoBCoreEngine::getCharacterClassType(int cclass, int levelIndex) { return _characterClassType[cclass * 3 + levelIndex]; } int EoBCoreEngine::getModifiedHpLimits(int hpModifier, int constModifier, int level, bool mode) { int s = _hpIncrPerLevel[6 + hpModifier] > level ? level : _hpIncrPerLevel[6 + hpModifier]; int res = s; if (!mode) res *= (hpModifier >= 0 ? _hpIncrPerLevel[hpModifier] : 0); if (level > s) { s = level - s; res += (s * _hpIncrPerLevel[12 + hpModifier]); } if (!mode || (constModifier > 0)) res += (level * constModifier); return res; } Common::String EoBCoreEngine::getCharStrength(int str, int strExt) { if (strExt) { if (strExt == 100) strExt = 0; _strenghtStr = Common::String::format("%d/%02d", str, strExt); } else { _strenghtStr = Common::String::format("%d", str); } return _strenghtStr; } int EoBCoreEngine::testCharacter(int16 index, int flags) { if (index == -1) return 0; EoBCharacter *c = &_characters[index]; int res = 1; if (flags & 1) res &= (c->flags & 1); if (flags & 2) res &= ((c->hitPointsCur <= -10) || (c->flags & 8)) ? 0 : 1; if (flags & 4) res &= ((c->hitPointsCur <= 0) || (c->flags & 8)) ? 0 : 1; if (flags & 8) res &= (c->flags & 12) ? 0 : 1; if (flags & 0x20) res &= (c->flags & 4) ? 0 : 1; if (flags & 0x10) res &= (c->flags & 2) ? 0 : 1; if (flags & 0x40) res &= (c->food <= 0) ? 0 : 1; return res; } int EoBCoreEngine::getNextValidCharIndex(int curCharIndex, int searchStep) { do { curCharIndex += searchStep; if (curCharIndex < 0) curCharIndex = 5; if (curCharIndex > 5) curCharIndex = 0; } while (!testCharacter(curCharIndex, 1)); return curCharIndex; } void EoBCoreEngine::recalcArmorClass(int index) { EoBCharacter *c = &_characters[index]; int acm = getDexterityArmorClassModifier(c->dexterityCur); c->armorClass = 10 + acm; static uint8 slot[] = { 17, 0, 1, 18 }; for (int i = 0; i < 4; i++) { int itm = c->inventory[slot[i]]; if (!itm) continue; if (i == 2) { if (!validateWeaponSlotItem(index, 1)) continue; } int tp = _items[itm].type; if (!(_itemTypes[tp].allowedClasses & _classModifierFlags[c->cClass]) || (_itemTypes[tp].extraProperties & 0x7F) || (i >= 1 && i <= 2 && tp != 27 && !(_flags.gameID == GI_EOB2 && tp == 57))) continue; c->armorClass += _itemTypes[tp].armorClass; c->armorClass -= _items[itm].value; } if (!_items[c->inventory[17]].value) { int8 m1 = 0; int8 m2 = 0; if (c->inventory[25]) { if (!(_itemTypes[_items[c->inventory[25]].type].extraProperties & 0x7F)) m1 = _items[c->inventory[25]].value; } if (c->inventory[26]) { if (!(_itemTypes[_items[c->inventory[26]].type].extraProperties & 0x7F)) m2 = _items[c->inventory[26]].value; } c->armorClass -= MAX(m1, m2); } if (c->effectsRemainder[0] > 0) { if (c->armorClass <= (acm + 6)) c->effectsRemainder[0] = 0; else c->armorClass = (acm + 6); } // shield if ((c->effectFlags & 8) && (c->armorClass > 4)) c->armorClass = 4; // magical vestment if (c->effectFlags & 0x4000) { int8 m1 = 5; if (getClericPaladinLevel(index) > 5) m1 += ((getClericPaladinLevel(index) - 5) / 3); if (c->armorClass > m1) c->armorClass = m1; } if (c->armorClass < -10) c->armorClass = -10; } int EoBCoreEngine::validateWeaponSlotItem(int index, int slot) { EoBCharacter *c = &_characters[index]; int itm1 = c->inventory[0]; int r = itemUsableByCharacter(index, itm1); int tp1 = _items[itm1].type; if (!slot) return (!itm1 || r) ? 1 : 0; int itm2 = c->inventory[1]; r = itemUsableByCharacter(index, itm2); int tp2 = _items[itm2].type; if (itm1 && _itemTypes[tp1].requiredHands == 2) return 0; if (!itm2) return 1; int f = (_itemTypes[tp2].extraProperties & 0x7F); if (f <= 0 || f > 3) return r; if (_itemTypes[tp2].requiredHands) return 0; return r; } int EoBCoreEngine::getClericPaladinLevel(int index) { if (_castScrollSlot) return 9; if (index == -1) return (_currentLevel < 7) ? 5 : 9; int l = getCharacterLevelIndex(2, _characters[index].cClass); if (l > -1) return _characters[index].level[l]; l = getCharacterLevelIndex(4, _characters[index].cClass); if (l > -1) { if (_characters[index].level[l] > 8) return _characters[index].level[l] - 8; } return 1; } int EoBCoreEngine::getMageLevel(int index) { if (_castScrollSlot) return 9; if (index == -1) return (_currentLevel < 7) ? 5 : 9; int l = getCharacterLevelIndex(1, _characters[index].cClass); return (l > -1) ? _characters[index].level[l] : 1; } int EoBCoreEngine::getCharacterLevelIndex(int type, int cClass) { if (getCharacterClassType(cClass, 0) == type) return 0; if (getCharacterClassType(cClass, 1) == type) return 1; if (getCharacterClassType(cClass, 2) == type) return 2; return -1; } int EoBCoreEngine::countCharactersWithSpecificItems(int16 itemType, int16 itemValue) { int res = 0; for (int i = 0; i < 6; i++) { if (!testCharacter(i, 1)) continue; if (checkInventoryForItem(i, itemType, itemValue) != -1) res++; } return res; } int EoBCoreEngine::checkInventoryForItem(int character, int16 itemType, int16 itemValue) { if (character < 0) return -1; for (int i = 0; i < 27; i++) { uint16 inv = _characters[character].inventory[i]; if (!inv) continue; if (_items[inv].type != itemType && itemType != -1) continue; if (_items[inv].value == itemValue || itemValue == -1) return i; } return -1; } void EoBCoreEngine::modifyCharacterHitpoints(int character, int16 points) { if (!testCharacter(character, 3)) return; EoBCharacter *c = &_characters[character]; c->hitPointsCur += points; if (c->hitPointsCur > c->hitPointsMax) c->hitPointsCur = c->hitPointsMax; gui_drawHitpoints(character); gui_drawCharPortraitWithStats(character); } void EoBCoreEngine::neutralizePoison(int character) { _characters[character].flags &= ~2; _characters[character].effectFlags &= ~0x2000; deleteCharEventTimer(character, -34); gui_drawCharPortraitWithStats(character); } void EoBCoreEngine::npcSequence(int npcIndex) { _screen->loadShapeSetBitmap("OUTTAKE", 5, 3); _screen->copyRegion(0, 0, 0, 0, 176, 120, 0, 6, Screen::CR_NO_P_CHECK); drawNpcScene(npcIndex); Common::SeekableReadStream *s = _res->createReadStream("TEXT.DAT"); _screen->loadFileDataToPage(s, 5, 32000); delete s; gui_drawBox(0, 121, 320, 79, guiSettings()->colors.frame1, guiSettings()->colors.frame2, guiSettings()->colors.fill); _txt->setupField(9, true); _txt->resetPageBreakString(); runNpcDialogue(npcIndex); _txt->removePageBreakFlag(); gui_restorePlayField(); } void EoBCoreEngine::initNpc(int npcIndex) { EoBCharacter *c = _characters; int i = 0; for (; i < 6; i++) { if (!(_characters[i].flags & 1)) { c = &_characters[i]; break; } } delete[] c->faceShape; memcpy(c, &_npcPreset[npcIndex], sizeof(EoBCharacter)); recalcArmorClass(i); for (i = 0; i < 25; i++) { if (!c->inventory[i]) continue; c->inventory[i] = duplicateItem(c->inventory[i]); } _screen->loadShapeSetBitmap(_flags.gameID == GI_EOB2 ? "OUTPORTS" : "OUTTAKE", 3, 3); _screen->_curPage = 2; c->faceShape = _screen->encodeShape(npcIndex << 2, _flags.gameID == GI_EOB2 ? 0 : 160, 4, 32, true, _cgaMappingDefault); _screen->_curPage = 0; } int EoBCoreEngine::npcJoinDialogue(int npcIndex, int queryJoinTextId, int confirmJoinTextId, int noJoinTextId) { gui_drawDialogueBox(); _txt->printDialogueText(queryJoinTextId, 0); int r = runDialogue(-1, 2, _yesNoStrings[0], _yesNoStrings[1]) - 1; if (r == 0) { if (confirmJoinTextId == -1) { Common::String tmp = Common::String::format(_npcJoinStrings[0], _npcPreset[npcIndex].name); _txt->printDialogueText(tmp.c_str(), true); } else { _txt->printDialogueText(confirmJoinTextId, _okStrings[0]); } if (prepareForNewPartyMember(33, npcIndex + 1)) initNpc(npcIndex); } else if (r == 1) { _txt->printDialogueText(noJoinTextId, _okStrings[0]); } return r ^ 1; } int EoBCoreEngine::prepareForNewPartyMember(int16 itemType, int16 itemValue) { int numChars = 0; for (int i = 0; i < 6; i++) numChars += (_characters[i].flags & 1); if (numChars < 6) { deletePartyItems(itemType, itemValue); } else { gui_drawDialogueBox(); _screen->set16bitShadingLevel(4); _txt->printDialogueText(_npcMaxStrings[0]); _screen->set16bitShadingLevel(0); int r = runDialogue(-1, 7, _characters[0].name, _characters[1].name, _characters[2].name, _characters[3].name, _characters[4].name, _characters[5].name, _abortStrings[0]) - 1; if (r == 6) return 0; deletePartyItems(itemType, itemValue); removeCharacterFromParty(r); } return 1; } void EoBCoreEngine::dropCharacter(int charIndex) { if (!testCharacter(charIndex, 1)) return; removeCharacterFromParty(charIndex); if (charIndex < 5) exchangeCharacters(charIndex, testCharacter(5, 1) ? 5 : 4); gui_processCharPortraitClick(0); gui_setPlayFieldButtons(); setupCharacterTimers(); } void EoBCoreEngine::removeCharacterFromParty(int charIndex) { EoBCharacter *c = &_characters[charIndex]; c->flags = 0; for (int i = 0; i < 27; i++) { if (i == 16 || !c->inventory[i]) continue; setItemPosition((Item *)&_levelBlockProperties[_currentBlock & 0x3FF].drawObjects, _currentBlock, c->inventory[i], _dropItemDirIndex[(_currentDirection << 2) + rollDice(1, 2, -1)]); c->inventory[i] = 0; } while (c->inventory[16]) setItemPosition((Item *)&_levelBlockProperties[_currentBlock & 0x3FF].drawObjects, _currentBlock, getQueuedItem(&c->inventory[16], 0, -1), _dropItemDirIndex[(_currentDirection << 2) + rollDice(1, 2, -1)]); c->inventory[16] = 0; if (_updateCharNum == charIndex) _updateCharNum = 0; setupCharacterTimers(); } void EoBCoreEngine::exchangeCharacters(int charIndex1, int charIndex2) { EoBCharacter temp; memcpy(&temp, &_characters[charIndex1], sizeof(EoBCharacter)); memcpy(&_characters[charIndex1], &_characters[charIndex2], sizeof(EoBCharacter)); memcpy(&_characters[charIndex2], &temp, sizeof(EoBCharacter)); } void EoBCoreEngine::increasePartyExperience(int16 points) { int cnt = 0; for (int i = 0; i < 6; i++) { if (testCharacter(i, 3)) cnt++; } if (cnt <= 0) return; points /= cnt; for (int i = 0; i < 6; i++) { if (!testCharacter(i, 3)) continue; increaseCharacterExperience(i, points); } } void EoBCoreEngine::increaseCharacterExperience(int charIndex, int32 points) { int cl = _characters[charIndex].cClass; points /= _numLevelsPerClass[cl]; for (int i = 0; i < 3; i++) { if (getCharacterClassType(cl, i) == -1) continue; _characters[charIndex].experience[i] += points; uint32 er = getRequiredExperience(cl, i, _characters[charIndex].level[i] + 1); if (er == 0xFFFFFFFF) continue; if (_characters[charIndex].experience[i] >= er) increaseCharacterLevel(charIndex, i); } } uint32 EoBCoreEngine::getRequiredExperience(int cClass, int levelIndex, int level) { cClass = getCharacterClassType(cClass, levelIndex); if (cClass == -1) return 0xFFFFFFFF; const uint32 *tbl = _expRequirementTables[cClass]; return tbl[level - 1]; } void EoBCoreEngine::increaseCharacterLevel(int charIndex, int levelIndex) { _characters[charIndex].level[levelIndex]++; int hpInc = generateCharacterHitpointsByLevel(charIndex, 1 << levelIndex); _characters[charIndex].hitPointsCur += hpInc; _characters[charIndex].hitPointsMax += hpInc; gui_drawCharPortraitWithStats(charIndex); _txt->printMessage(_levelGainStrings[0], -1, _characters[charIndex].name); snd_playSoundEffect(23); } void EoBCoreEngine::setWeaponSlotStatus(int charIndex, int mode, int slot) { if (mode == 0 || mode == 2) _characters[charIndex].disabledSlots ^= (1 << slot); else if (mode != 1) return; _characters[charIndex].slotStatus[slot] = 0; gui_drawCharPortraitWithStats(charIndex); } void EoBCoreEngine::setupDialogueButtons(int presetfirst, int numStr, va_list &args) { _dialogueNumButtons = numStr; _dialogueHighlightedButton = 0; Screen::FontId of = _screen->setFont((_flags.gameID == GI_EOB2 && _flags.platform == Common::kPlatformFMTowns) ? Screen::FID_8_FNT : _screen->_currentFont); for (int i = 0; i < numStr; i++) { const char *s = va_arg(args, const char *); if (s) _dialogueButtonString[i] = s; else _dialogueNumButtons = numStr = i; } static const uint16 prsX[] = { 59, 166, 4, 112, 220, 4, 112, 220, 4, 112, 220, 4, 112, 220 }; static const uint8 prsY[] = { 0, 0, 0, 0, 0, 12, 12, 12, 24, 24, 24, 36, 36, 36 }; const ScreenDim *dm = screen()->_curDim; int yOffs = (_txt->lineCount() + 1) * _screen->getFontHeight() + dm->sy + 4; _dialogueButtonPosX = &prsX[presetfirst]; _dialogueButtonPosY = &prsY[presetfirst]; _dialogueButtonYoffs = yOffs; drawDialogueButtons(); _screen->setFont(of); if (!shouldQuit()) removeInputTop(); } void EoBCoreEngine::initDialogueSequence() { _npcSequenceSub = -1; _txt->setWaitButtonMode(0); _dialogueField = true; _dialogueLastBitmap[0] = 0; _txt->resetPageBreakString(); gui_updateControls(); //_allowSkip = true; // WORKAROUND for bug in the original code (all platforms). Sequence sound would be terminated prematurely. if (_flags.gameID == GI_EOB2 && _currentLevel == 2 && _currentBlock == 654) _sound->stopAllSoundEffects(); else snd_stopSound(); Common::SeekableReadStream *s = _res->createReadStream("TEXT.DAT"); _screen->loadFileDataToPage(s, 5, 32000); _txt->setupField(9, 0); delete s; } void EoBCoreEngine::restoreAfterDialogueSequence() { _txt->allowPageBreak(false); _dialogueField = false; _dialogueLastBitmap[0] = 0; gui_restorePlayField(); //_allowSkip = false; _screen->setScreenDim(7); if (_flags.gameID == GI_EOB2) snd_playSoundEffect(2); _sceneUpdateRequired = true; } void EoBCoreEngine::drawSequenceBitmap(const char *file, int destRect, int x1, int y1, int flags) { static const uint8 frameX[] = { 1, 0 }; static const uint8 frameY[] = { 8, 0 }; static const uint8 frameW[] = { 20, 40 }; static const uint8 frameH[] = { 96, 121 }; int page = ((flags & 2) || destRect) ? 0 : 6; if (scumm_stricmp(_dialogueLastBitmap, file)) { _screen->clearPage(2); if (!destRect) { if (!(flags & 1)) { _screen->loadEoBBitmap("BORDER", 0, 3, 3, 2); _screen->copyRegion(0, 0, 0, 0, 184, 121, 2, page, Screen::CR_NO_P_CHECK); } else { _screen->copyRegion(0, 0, 0, 0, 184, 121, 0, page, Screen::CR_NO_P_CHECK); } if (!page) _screen->copyRegion(0, 0, 0, 0, 184, 121, 2, 6, Screen::CR_NO_P_CHECK); } _screen->loadEoBBitmap(file, 0, 3, 3, 2); strcpy(_dialogueLastBitmap, file); } if (flags & 2) _screen->crossFadeRegion(x1 << 3, y1, frameX[destRect] << 3, frameY[destRect], frameW[destRect] << 3, frameH[destRect], 2, page); else _screen->copyRegion(x1 << 3, y1, frameX[destRect] << 3, frameY[destRect], frameW[destRect] << 3, frameH[destRect], 2, page, Screen::CR_NO_P_CHECK); if (page == 6) _screen->copyRegion(0, 0, 0, 0, 184, 121, 6, 0, Screen::CR_NO_P_CHECK); _screen->updateScreen(); } int EoBCoreEngine::runDialogue(int dialogueTextId, int numStr, ...) { if (dialogueTextId != -1) txt()->printDialogueText(dialogueTextId, 0); va_list args; va_start(args, numStr); if (numStr > 2) setupDialogueButtons(2, numStr, args); else setupDialogueButtons(0, numStr, args); va_end(args); int res = 0; while (res == 0 && !shouldQuit()) res = processDialogue(); gui_drawDialogueBox(); return res; } void EoBCoreEngine::restParty_displayWarning(const char *str) { int od = _screen->curDimIndex(); _screen->setScreenDim(7); Screen::FontId of = _screen->setFont(Screen::FID_6_FNT); _screen->setCurPage(0); _txt->printMessage(Common::String::format("\r%s\r", str).c_str()); _screen->setFont(of); _screen->setScreenDim(od); } bool EoBCoreEngine::restParty_updateMonsters() { bool sfxEnabled = _sound->sfxEnabled(); bool musicEnabled = _sound->musicEnabled(); _sound->enableSFX(false); _sound->enableMusic(false); for (int i = 0; i < 5; i++) { _partyResting = true; Screen::FontId of = _screen->setFont(Screen::FID_6_FNT); int od = _screen->curDimIndex(); _screen->setScreenDim(7); updateMonsters(0); updateMonsters(1); timerProcessFlyingObjects(0); _screen->setScreenDim(od); _screen->setFont(of); _partyResting = false; for (int ii = 0; ii < 30; ii++) { if (_monsters[ii].mode == 8) continue; if (getBlockDistance(_currentBlock, _monsters[ii].block) >= 2) continue; restParty_displayWarning(_menuStringsRest4[0]); _sound->enableSFX(sfxEnabled); _sound->enableMusic(musicEnabled); return true; } } _sound->enableSFX(sfxEnabled); _sound->enableMusic(musicEnabled); return false; } int EoBCoreEngine::restParty_getCharacterWithLowestHp() { int lhp = 900; int res = -1; for (int i = 0; i < 6; i++) { if (!testCharacter(i, 3)) continue; if (_characters[i].hitPointsCur >= _characters[i].hitPointsMax) continue; if (_characters[i].hitPointsCur < lhp) { lhp = _characters[i].hitPointsCur; res = i; } } return res + 1; } bool EoBCoreEngine::restParty_checkHealSpells(int charIndex) { static const uint8 eob1healSpells[] = { 2, 15, 20 }; static const uint8 eob2healSpells[] = { 3, 16, 20 }; const uint8 *spells = _flags.gameID == GI_EOB1 ? eob1healSpells : eob2healSpells; const int8 *list = _characters[charIndex].clericSpells; for (int i = 0; i < 80; i++) { int s = list[i] < 0 ? -list[i] : list[i]; if (s == spells[0] || s == spells[1] || s == spells[2]) return true; } return false; } bool EoBCoreEngine::restParty_checkSpellsToLearn() { for (int i = 0; i < 6; i++) { if (!testCharacter(i, 0x43)) continue; if ((getCharacterLevelIndex(2, _characters[i].cClass) != -1 || getCharacterLevelIndex(4, _characters[i].cClass) != -1) && (checkInventoryForItem(i, 30, -1) != -1)) { for (int ii = 0; ii < 80; ii++) { if (_characters[i].clericSpells[ii] < 0) return true; } } if ((getCharacterLevelIndex(1, _characters[i].cClass) != -1) && (checkInventoryForItem(i, 29, -1) != -1)) { for (int ii = 0; ii < 80; ii++) { if (_characters[i].mageSpells[ii] < 0) return true; } } } return false; } bool EoBCoreEngine::restParty_extraAbortCondition() { return false; } void EoBCoreEngine::delay(uint32 millis, bool, bool) { while (millis && !shouldQuit() && !(_allowSkip && skipFlag())) { updateInput(); uint32 step = MIN(millis, (_tickLength / 5)); _system->delayMillis(step); millis -= step; } } void EoBCoreEngine::displayParchment(int id) { _txt->setWaitButtonMode(1); _txt->resetPageBreakString(); gui_updateControls(); if (id >= 0) { // display text Common::SeekableReadStream *s = _res->createReadStream("TEXT.DAT"); _screen->loadFileDataToPage(s, 5, 32000); _screen->set16bitShadingLevel(4); gui_drawBox(0, 0, 176, 175, guiSettings()->colors.frame1, guiSettings()->colors.frame2, guiSettings()->colors.fill); _screen->set16bitShadingLevel(0); _txt->setupField(12, 1); if (_flags.gameID == GI_EOB2) id++; _txt->printDialogueText(id, _okStrings[0]); } else { // display bitmap id = -id - 1; static const uint8 x[] = { 0, 20, 0 }; static const uint8 y[] = { 0, 0, 96 }; drawSequenceBitmap("MAP", 0, x[id], y[id], 0); removeInputTop(); while (!shouldQuit()) { delay(_tickLength); if (checkInput(0, false, 0) & 0xFF) break; removeInputTop(); } removeInputTop(); } restoreAfterDialogueSequence(); } int EoBCoreEngine::countResurrectionCandidates() { _rrCount = 0; memset(_rrNames, 0, 10 * sizeof(const char *)); for (int i = 0; i < 6; i++) { if (!testCharacter(i, 1)) continue; if (_characters[i].hitPointsCur != -10) continue; _rrNames[_rrCount] = _characters[i].name; _rrId[_rrCount++] = i; } for (int i = 0; i < 6; i++) { if (!testCharacter(i, 1)) continue; for (int ii = 0; ii < 27; ii++) { uint16 inv = _characters[i].inventory[ii]; if (!inv) continue; if ((_flags.gameID == GI_EOB1 && ((_itemTypes[_items[inv].type].extraProperties & 0x7F) != 8)) || (_flags.gameID == GI_EOB2 && _items[inv].type != 33)) continue; _rrNames[_rrCount] = _npcPreset[_items[inv].value - 1].name; _rrId[_rrCount++] = -_items[inv].value; } } if (_itemInHand > 0) { if ((_flags.gameID == GI_EOB1 && ((_itemTypes[_items[_itemInHand].type].extraProperties & 0x7F) == 8)) || (_flags.gameID == GI_EOB2 && _items[_itemInHand].type == 33)) { _rrNames[_rrCount] = _npcPreset[_items[_itemInHand].value - 1].name; _rrId[_rrCount++] = -_items[_itemInHand].value; } } return _rrCount; } void EoBCoreEngine::seq_portal() { uint8 *shapes1[5]; uint8 *shapes2[5]; uint8 *shapes3[5]; uint8 *shape0; _screen->loadShapeSetBitmap("PORTALA", 5, 3); for (int i = 0; i < 5; i++) { shapes1[i] = _screen->encodeShape(i * 3, 0, 3, 75, false, _cgaMappingDefault); shapes2[i] = _screen->encodeShape(i * 3, 80, 3, 75, false, _cgaMappingDefault); shapes3[i] = _screen->encodeShape(15, i * 18, 15, 18, false, _cgaMappingDefault); } shape0 = _screen->encodeShape(30, 0, 8, 77, false, _cgaMappingDefault); _screen->loadEoBBitmap("PORTALB", _cgaMappingDefault, 5, 3, 2); snd_playSoundEffect(33); snd_playSoundEffect(19); _screen->copyRegion(24, 0, 24, 0, 144, 104, 2, 5, Screen::CR_NO_P_CHECK); _screen->copyRegion(24, 0, 24, 0, 144, 104, 0, 2, Screen::CR_NO_P_CHECK); _screen->drawShape(2, shapes3[0], 28, 9, 0); _screen->drawShape(2, shapes1[0], 34, 28, 0); _screen->drawShape(2, shapes2[0], 120, 28, 0); _screen->drawShape(2, shape0, 56, 27, 0); _screen->crossFadeRegion(24, 0, 24, 0, 144, 104, 2, 0); _screen->copyRegion(24, 0, 24, 0, 144, 104, 5, 2, Screen::CR_NO_P_CHECK); delay(30 * _tickLength); for (const int8 *pos = _portalSeq; *pos > -1 && !shouldQuit();) { int s = *pos++; _screen->drawShape(0, shapes3[s], 28, 9, 0); _screen->drawShape(0, shapes1[s], 34, 28, 0); _screen->drawShape(0, shapes2[s], 120, 28, 0); if ((s == 1) && (pos >= _portalSeq + 3)) { if (*(pos - 3) == 0) { snd_playSoundEffect(24); snd_playSoundEffect(86); } } s = *pos++; if (s == 0) { _screen->drawShape(0, shape0, 56, 27, 0); } else { s--; _screen->copyRegion((s % 5) << 6, s / 5 * 77, 56, 27, 64, 77, 2, 0, Screen::CR_NO_P_CHECK); } if (s == 1) snd_playSoundEffect(31); else if (s == 3) { if (*(pos - 2) == 3) snd_playSoundEffect(90); } _screen->updateScreen(); delay(2 * _tickLength); } delete[] shape0; for (int i = 0; i < 5; i++) { delete[] shapes1[i]; delete[] shapes2[i]; delete[] shapes3[i]; } } bool EoBCoreEngine::checkPassword() { char answ[20]; Screen::FontId of = _screen->setFont(Screen::FID_8_FNT); _screen->copyPage(0, 10); _screen->setScreenDim(13); gui_drawBox(_screen->_curDim->sx << 3, _screen->_curDim->sy, _screen->_curDim->w << 3, _screen->_curDim->h, guiSettings()->colors.frame1, guiSettings()->colors.frame2, -1); gui_drawBox((_screen->_curDim->sx << 3) + 1, _screen->_curDim->sy + 1, (_screen->_curDim->w << 3) - 2, _screen->_curDim->h - 2, guiSettings()->colors.frame1, guiSettings()->colors.frame2, guiSettings()->colors.fill); _screen->modifyScreenDim(13, _screen->_curDim->sx + 1, _screen->_curDim->sy + 2, _screen->_curDim->w - 2, _screen->_curDim->h - 16); for (int i = 0; i < 3; i++) { _screen->fillRect(_screen->_curDim->sx << 3, _screen->_curDim->sy, ((_screen->_curDim->sx + _screen->_curDim->w) << 3) - 1, (_screen->_curDim->sy + _screen->_curDim->h) - 1, guiSettings()->colors.fill); int c = rollDice(1, _mnNumWord - 1, -1); const uint8 *shp = (_mnDef[c << 2] < _numLargeItemShapes) ? _largeItemShapes[_mnDef[c << 2]] : (_mnDef[c << 2] < 15 ? 0 : _smallItemShapes[_mnDef[c << 2] - 15]); assert(shp); _screen->drawShape(0, shp, 100, 2, 13); _screen->printShadedText(Common::String::format(_mnPrompt[0], _mnDef[(c << 2) + 1], _mnDef[(c << 2) + 2]).c_str(), (_screen->_curDim->sx + 1) << 3, _screen->_curDim->sy, _screen->_curDim->unk8, guiSettings()->colors.fill); memset(answ, 0, 20); gui_drawBox(76, 100, 133, 14, guiSettings()->colors.frame2, guiSettings()->colors.frame1, -1); gui_drawBox(77, 101, 131, 12, guiSettings()->colors.frame2, guiSettings()->colors.frame1, -1); if (_gui->getTextInput(answ, 10, 103, 15, _screen->_curDim->unk8, guiSettings()->colors.fill, 8) < 0) i = 3; if (!scumm_stricmp(_mnWord[c], answ)) break; else if (i == 2) return false; } _screen->modifyScreenDim(13, _screen->_curDim->sx - 1, _screen->_curDim->sy - 2, _screen->_curDim->w + 2, _screen->_curDim->h + 16); _screen->setFont(of); _screen->copyPage(10, 0); return true; } Common::String EoBCoreEngine::convertAsciiToSjis(Common::String str) { if (_flags.platform != Common::kPlatformFMTowns) return str; Common::String n; const char *src = str.c_str(); int pos = 0; for (uint32 i = 0; i < str.size(); ++i) { if (src[i] & 0x80) { n.insertChar(src[i++], pos++); n.insertChar(src[i], pos++); } else if (src[i] >= 32 && src[i] <= 64) { n.insertChar(_ascii2SjisTables[1][(src[i] - 32) * 2], pos++); n.insertChar(_ascii2SjisTables[1][(src[i] - 32) * 2 + 1], pos++); } else if ((src[i] >= 97 && src[i] <= 122) || (src[i] >= 65 && src[i] <= 90)) { char c = (src[i] >= 97) ? src[i] - 97 : src[i] - 65; n.insertChar(_ascii2SjisTables2[0][c * 2], pos++); n.insertChar(_ascii2SjisTables2[0][c * 2 + 1], pos++); } } return n; } void EoBCoreEngine::useSlotWeapon(int charIndex, int slotIndex, Item item) { EoBCharacter *c = &_characters[charIndex]; int tp = item ? _items[item].type : 0; if (c->effectFlags & 0x40) removeCharacterEffect(10, charIndex, 1); // remove invisibility effect int ep = _itemTypes[tp].extraProperties & 0x7F; int8 inflict = 0; if (ep == 1) { inflict = closeDistanceAttack(charIndex, item); if (!inflict) inflict = -1; snd_playSoundEffect(32); } else if (ep == 2) { inflict = thrownAttack(charIndex, slotIndex, item); } else if (ep == 3) { inflict = projectileWeaponAttack(charIndex, item); gui_drawCharPortraitWithStats(charIndex); } if (inflict > 0) { if (_items[item].flags & 8) { c->hitPointsCur += inflict; gui_drawCharPortraitWithStats(charIndex); } if (_items[item].flags & 0x10) c->inventory[slotIndex] = 0; inflictMonsterDamage(&_monsters[_dstMonsterIndex], inflict, true); } c->disabledSlots ^= (1 << slotIndex); c->slotStatus[slotIndex] = inflict; gui_drawCharPortraitWithStats(charIndex); setCharEventTimer(charIndex, 18, inflict >= -2 ? slotIndex + 2 : slotIndex, 1); } int EoBCoreEngine::closeDistanceAttack(int charIndex, Item item) { if (charIndex > 1) return -3; uint16 d = calcNewBlockPosition(_currentBlock, _currentDirection); int r = getClosestMonster(charIndex, d); if (r == -1) { uint8 w = _specialWallTypes[_levelBlockProperties[d].walls[_sceneDrawVarDown]]; if (w == 0xFF) { if (_flags.gameID == GI_EOB1) { _levelBlockProperties[d].walls[_sceneDrawVarDown]++; _levelBlockProperties[d].walls[_sceneDrawVarDown ^ 2]++; } else { for (int i = 0; i < 4; i++) { if (_specialWallTypes[_levelBlockProperties[d].walls[i]] == 0xFF) _levelBlockProperties[d].walls[i]++; } } _sceneUpdateRequired = true; } else if ((_flags.gameID == GI_EOB1) || (_flags.gameID == GI_EOB2 && w != 8 && w != 9)) { return -1; } return (_flags.gameID == GI_EOB2 && ((_itemTypes[_items[item].type].allowedClasses & 4) || !item)) ? -5 : -2; } else { if (_monsters[r].flags & 0x20) { killMonster(&_monsters[r], 1); _txt->printMessage(_monsterDustStrings[0]); return -2; } if (!characterAttackHitTest(charIndex, r, item, 1)) return -1; uint16 flg = 0x100; if (isMagicEffectItem(item)) flg |= 1; _dstMonsterIndex = r; return calcMonsterDamage(&_monsters[r], charIndex, item, 1, flg, 5, 3); } return 0; } int EoBCoreEngine::thrownAttack(int charIndex, int slotIndex, Item item) { int d = charIndex > 3 ? charIndex - 2 : charIndex; if (!launchObject(charIndex, item, _currentBlock, _dropItemDirIndex[(_currentDirection << 2) + d], _currentDirection, _items[item].type)) return 0; snd_playSoundEffect(11); _characters[charIndex].inventory[slotIndex] = 0; reloadWeaponSlot(charIndex, slotIndex, -1, 0); _sceneUpdateRequired = true; return 0; } int EoBCoreEngine::projectileWeaponAttack(int charIndex, Item item) { int tp = _items[item].type; if (_flags.gameID == GI_EOB1) assert(tp >= 7); int t = _projectileWeaponAmmoTypes[_flags.gameID == GI_EOB1 ? tp - 7 : tp]; Item ammoItem = 0; if (t == 16) { if (_characters[charIndex].inventory[0] && _items[_characters[charIndex].inventory[0]].type == 16) SWAP(ammoItem, _characters[charIndex].inventory[0]); else if (_characters[charIndex].inventory[1] && _items[_characters[charIndex].inventory[1]].type == 16) SWAP(ammoItem, _characters[charIndex].inventory[1]); else if (_characters[charIndex].inventory[16]) ammoItem = getQueuedItem(&_characters[charIndex].inventory[16], 0, -1); } else { for (int i = 0; i < 27; i++) { if (_items[_characters[charIndex].inventory[i]].type == t) { SWAP(ammoItem, _characters[charIndex].inventory[i]); if (i < 2) gui_drawCharPortraitWithStats(charIndex); break; } } } if (!ammoItem) return -4; int c = charIndex; if (c > 3) c -= 2; if (launchObject(charIndex, ammoItem, _currentBlock, _dropItemDirIndex[(_currentDirection << 2) + c], _currentDirection, tp)) { snd_playSoundEffect(tp == 7 ? 26 : 11); _sceneUpdateRequired = true; } return 0; } void EoBCoreEngine::inflictMonsterDamage(EoBMonsterInPlay *m, int damage, bool giveExperience) { m->hitPointsCur -= damage; m->flags = (m->flags & 0xF7) | 1; if (_monsterProps[m->type].capsFlags & 0x2000) { explodeMonster(m); checkSceneUpdateNeed(m->block); m->hitPointsCur = 0; } else { if (checkSceneUpdateNeed(m->block)) { m->flags |= 2; if (_preventMonsterFlash) return; flashMonsterShape(m); } } if (m->hitPointsCur <= 0) killMonster(m, giveExperience); else if (getBlockDistance(m->block, _currentBlock) < 4) m->dest = _currentBlock; } void EoBCoreEngine::calcAndInflictMonsterDamage(EoBMonsterInPlay *m, int times, int pips, int offs, int flags, int savingThrowType, int savingThrowEffect) { int dmg = calcMonsterDamage(m, times, pips, offs, flags, savingThrowType, savingThrowEffect); if (dmg > 0) inflictMonsterDamage(m, dmg, flags & 0x800 ? true : false); } void EoBCoreEngine::calcAndInflictCharacterDamage(int charIndex, int times, int itemOrPips, int useStrModifierOrBase, int flags, int savingThrowType, int savingThrowEffect) { int dmg = calcCharacterDamage(charIndex, times, itemOrPips, useStrModifierOrBase, flags, savingThrowType, savingThrowEffect); if (dmg) inflictCharacterDamage(charIndex, dmg); } int EoBCoreEngine::calcCharacterDamage(int charIndex, int times, int itemOrPips, int useStrModifierOrBase, int flags, int savingThrowType, int savingThrowEffect) { int s = (flags & 0x100) ? calcDamageModifers(times, 0, itemOrPips, _items[itemOrPips].type, useStrModifierOrBase) : rollDice(times, itemOrPips, useStrModifierOrBase); EoBCharacter *c = &_characters[charIndex]; if (savingThrowType != 5) { if (trySavingThrow(c, _charClassModifier[c->cClass], c->level[0], savingThrowType, c->raceSex >> 1 /*fix bug in original code by adding a right shift*/)) s = savingThrowReduceDamage(savingThrowEffect, s); } if ((flags & 0x110) == 0x110) { if (!calcDamageCheckItemType(_items[itemOrPips].type)) s = 1; } if (flags & 4) { if (checkInventoryForRings(charIndex, 3)) s = 0; } if (flags & 0x400) { if (c->effectFlags & 0x2000) s = 0; else _txt->printMessage(_characterStatusStrings8[0], -1, c->name); } return s; } void EoBCoreEngine::inflictCharacterDamage(int charIndex, int damage) { EoBCharacter *c = &_characters[charIndex]; if (!testCharacter(charIndex, 3)) return; if (c->effectsRemainder[3]) c->effectsRemainder[3] = (damage < c->effectsRemainder[3]) ? (c->effectsRemainder[3] - damage) : 0; c->hitPointsCur -= damage; c->damageTaken = damage; if (c->hitPointsCur > -10) { snd_playSoundEffect(21); } else { c->hitPointsCur = -10; c->flags &= 1; c->food = 0; removeAllCharacterEffects(charIndex); snd_playSoundEffect(22); } if (c->effectsRemainder[0]) { c->effectsRemainder[0] = (damage < c->effectsRemainder[0]) ? (c->effectsRemainder[0] - damage) : 0; if (!c->effectsRemainder[0]) removeCharacterEffect(1, charIndex, 1); } if (_currentControlMode) gui_drawFaceShape(charIndex); else gui_drawCharPortraitWithStats(charIndex); if (c->hitPointsCur <= 0 && _updateFlags == 1 && charIndex == _openBookChar) { Button b; clickedSpellbookAbort(&b); } setCharEventTimer(charIndex, 18, 6, 1); } bool EoBCoreEngine::characterAttackHitTest(int charIndex, int monsterIndex, int item, int attackType) { if (charIndex < 0) return true; int p = item ? (_flags.gameID == GI_EOB1 ? _items[item].type : (_itemTypes[_items[item].type].extraProperties & 0x7F)) : 0; if (_monsters[monsterIndex].flags & 0x20) return true;// EOB 2 only ? int t = _monsters[monsterIndex].type; int d = (p < 1 || p > 3) ? 0 : _items[item].value; if (_flags.gameID == GI_EOB2) { if ((p > 0 && p < 4) || !item) { if (((_monsterProps[t].immunityFlags & 0x200) && (d <= 0)) || ((_monsterProps[t].immunityFlags & 0x1000) && (d <= 1))) return false; } } d += (attackType ? getStrHitChanceModifier(charIndex) : getDexHitChanceModifier(charIndex)); int m = getMonsterAcHitChanceModifier(charIndex, _monsterProps[t].armorClass) - d; int s = rollDice(1, 20); _monsters[monsterIndex].flags |= 1; if (_flags.gameID == GI_EOB1) { if (_partyEffectFlags & 0x30) s++; if (_characters[charIndex].effectFlags & 0x40) s++; } else if ((_partyEffectFlags & 0x8400) || (_characters[charIndex].effectFlags & 0x1000)) { s++; } s = CLIP(s, 1, 20); return s >= m; } bool EoBCoreEngine::monsterAttackHitTest(EoBMonsterInPlay *m, int charIndex) { int tp = m->type; EoBMonsterProperty *p = &_monsterProps[tp]; int r = rollDice(1, 20); if (r != 20) { // Prot from evil if (_characters[charIndex].effectFlags & 0x800) r -= 2; // blur if (_characters[charIndex].effectFlags & 0x10) r -= 2; // prayer if (_partyEffectFlags & 0x8000) r--; } return ((r == 20) || (r >= (p->hitChance - _characters[charIndex].armorClass))); } bool EoBCoreEngine::flyingObjectMonsterHit(EoBFlyingObject *fo, int monsterIndex) { if (fo->attackerId != -1) { if (!characterAttackHitTest(fo->attackerId, monsterIndex, fo->item, 0)) return false; } calcAndInflictMonsterDamage(&_monsters[monsterIndex], fo->attackerId, fo->item, 0, (fo->attackerId == -1) ? 0x110 : 0x910, 5, 3); return true; } bool EoBCoreEngine::flyingObjectPartyHit(EoBFlyingObject *fo) { int ps = _dscItemPosIndex[(_currentDirection << 2) + (_items[fo->item].pos & 3)]; bool res = false; bool b = ((_currentDirection == fo->direction || _currentDirection == (fo->direction ^ 2)) && ps > 2); int s = ps << 1; if (ps > 2) s += rollDice(1, 2, -1); static const int8 charId[] = { 0, -1, 1, -1, 2, 4, 3, 5 }; for (int i = 0; i < 2; i++) { int c = charId[s]; s ^= 1; if (!testCharacter(c, 3)) continue; calcAndInflictCharacterDamage(c, -1, fo->item, 0, 0x110, 5, 3); res = true; if (ps < 2 || b == 0) break; } return res; } void EoBCoreEngine::monsterCloseAttack(EoBMonsterInPlay *m) { int first = _monsterCloseAttDstTable1[(_currentDirection << 2) + m->dir] * 12; int v = (m->pos == 4) ? rollDice(1, 2, -1) : _monsterCloseAttChkTable2[(m->dir << 2) + m->pos]; if (!v) first += 6; int last = first + 6; for (int i = first; i < last; i++) { int c = _monsterCloseAttDstTable2[i]; if (!testCharacter(c, 3)) continue; // Character Invisibility if ((_characters[c].effectFlags & 0x140) && (rollDice(1, 20) >= 5)) continue; int dmg = 0; for (int ii = 0; ii < _monsterProps[m->type].attacksPerRound; ii++) { if (!monsterAttackHitTest(m, c)) continue; dmg += rollDice(_monsterProps[m->type].dmgDc[ii].times, _monsterProps[m->type].dmgDc[ii].pips, _monsterProps[m->type].dmgDc[ii].base); if (_characters[c].effectsRemainder[1]) { if (--_characters[c].effectsRemainder[1]) dmg = 0; } } if (dmg > 0) { if ((_monsterProps[m->type].capsFlags & 0x80) && rollDice(1, 4, -1) != 3) { int slot = rollDice(1, 27, -1); for (int iii = 0; iii < 27; iii++) { Item itm = _characters[c].inventory[slot]; if (!itm || !(_itemTypes[_items[itm].type].extraProperties & 0x80)) { if (++slot == 27) slot = 0; continue; } _characters[c].inventory[slot] = 0; _txt->printMessage(_ripItemStrings[(_characters[c].raceSex & 1) ^ 1], -1, _characters[c].name); printFullItemName(itm); _txt->printMessage(_ripItemStrings[2]); break; } gui_drawCharPortraitWithStats(c); } inflictCharacterDamage(c, dmg); if (_monsterProps[m->type].capsFlags & 0x10) { statusAttack(c, 2, _monsterSpecAttStrings[_flags.gameID == GI_EOB1 ? 3 : 2], 0, 1, 8, 1); _characters[c].effectFlags &= ~0x2000; } if (_monsterProps[m->type].capsFlags & 0x20) statusAttack(c, 4, _monsterSpecAttStrings[_flags.gameID == GI_EOB1 ? 4 : 3], 2, 5, 9, 1); if (_monsterProps[m->type].capsFlags & 0x8000) statusAttack(c, 8, _monsterSpecAttStrings[4], 2, 0, 0, 1); } if (!(_monsterProps[m->type].capsFlags & 0x4000)) return; } } void EoBCoreEngine::monsterSpellCast(EoBMonsterInPlay *m, int type) { launchMagicObject(-1, type, m->block, m->pos, m->dir); snd_processEnvironmentalSoundEffect(_spells[_magicFlightObjectProperties[type << 2]].sound, m->block); } void EoBCoreEngine::statusAttack(int charIndex, int attackStatusFlags, const char *attackStatusString, int savingThrowType, uint32 effectDuration, int restoreEvent, int noRefresh) { EoBCharacter *c = &_characters[charIndex]; if ((c->flags & attackStatusFlags) && noRefresh) return; if (!testCharacter(charIndex, 3)) return; if (savingThrowType != 5 && specialAttackSavingThrow(charIndex, savingThrowType)) return; if (attackStatusFlags & 8) { removeAllCharacterEffects(charIndex); c->flags = (c->flags & 1) | 8; } else { c->flags |= attackStatusFlags; } if ((attackStatusFlags & 0x0C) && (_openBookChar == charIndex) && _updateFlags) { Button b; clickedSpellbookAbort(&b); } if (effectDuration) setCharEventTimer(charIndex, effectDuration * 546, restoreEvent, 1); gui_drawCharPortraitWithStats(charIndex); _txt->printMessage(_characterStatusStrings13[0], -1, c->name, attackStatusString); } int EoBCoreEngine::calcMonsterDamage(EoBMonsterInPlay *m, int times, int pips, int offs, int flags, int savingThrowType, int savingThrowEffect) { int s = flags & 0x100 ? calcDamageModifers(times, m, pips, _items[pips].type, offs) : rollDice(times, pips, offs); EoBMonsterProperty *p = &_monsterProps[m->type]; if (savingThrowType != 5) { if (trySavingThrow(m, 0, p->level, savingThrowType, 6)) s = savingThrowReduceDamage(savingThrowEffect, s); } if ((flags & 0x110) == 0x110) { if (!calcDamageCheckItemType(_items[pips].type)) s = 1; } if ((flags & 0x100) && (!(_itemTypes[_items[pips].type].allowedClasses & 4 /* bug in original code ??*/)) && ((_flags.gameID == GI_EOB2 && (p->immunityFlags & 0x100)) || (_flags.gameID == GI_EOB1 && (p->capsFlags & 4)))) s >>= 1; if (p->immunityFlags & 0x2000) { if (flags & 0x100) { if (_items[pips].value < 3) s >>= 2; if (_items[pips].value == 3) s >>= 1; if (s == 0) s = _items[pips].value; } else { s >>= 1; } } if (flags & 1) { if (tryMonsterAttackEvasion(m)) s = 0; } if (_flags.gameID == GI_EOB1) return s; static const uint16 damageImmunityFlags[] = { 0x01, 0x10, 0x02, 0x20, 0x80, 0x400, 0x20, 0x800, 0x40, 0x80, 0x400, 0x40 }; for (int i = 0; i < 12; i += 2) { if ((flags & damageImmunityFlags[i]) && (p->immunityFlags & damageImmunityFlags[i + 1])) s = 0; } return s; } int EoBCoreEngine::calcDamageModifers(int charIndex, EoBMonsterInPlay *m, int item, int itemType, int useStrModifier) { int s = (useStrModifier && (charIndex != -1)) ? getStrDamageModifier(charIndex) : 0; if (item) { EoBItemType *p = &_itemTypes[itemType]; int t = m ? m->type : 0; s += ((m && (_monsterProps[t].capsFlags & 1)) ? rollDice(p->dmgNumDiceL, p->dmgNumPipsL, p->dmgIncS /* bug in original code ? */) : rollDice(p->dmgNumDiceS, p->dmgNumPipsS, p->dmgIncS)); s += _items[item].value; } else { s += rollDice(1, 2); } return (s < 0) ? 0 : s; } bool EoBCoreEngine::trySavingThrow(void *target, int hpModifier, int level, int type, int race) { static const int8 constMod[] = { 0, 0, 0, 0, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 4, 4, 4, 4, 5, 5 }; if (type == 5) return false; int s = getSaveThrowModifier(hpModifier, level, type); if (((race == 3 || race == 5) && (type == 4 || type == 1 || type == 0)) || (race == 4 && (type == 4 || type == 1))) { EoBCharacter *c = (EoBCharacter *)target; s -= constMod[c->constitutionCur]; } return rollDice(1, 20) >= s; } bool EoBCoreEngine::specialAttackSavingThrow(int charIndex, int type) { return trySavingThrow(&_characters[charIndex], _charClassModifier[_characters[charIndex].cClass], _characters[charIndex].level[0], type, _characters[charIndex].raceSex >> 1); } int EoBCoreEngine::getSaveThrowModifier(int hpModifier, int level, int type) { const uint8 *tbl = _saveThrowTables[hpModifier]; if (_saveThrowLevelIndex[hpModifier] < level) level = _saveThrowLevelIndex[hpModifier]; level /= _saveThrowModDiv[hpModifier]; level += (_saveThrowModExt[hpModifier] * type); return tbl[level]; } bool EoBCoreEngine::calcDamageCheckItemType(int itemType) { itemType = _itemTypes[itemType].extraProperties & 0x7F; return (itemType == 2 || itemType == 3) ? true : false; } int EoBCoreEngine::savingThrowReduceDamage(int savingThrowEffect, int damage) { if (savingThrowEffect == 3) return 0; if (savingThrowEffect == 0 || savingThrowEffect == 1) return damage >> 1; return damage; } bool EoBCoreEngine::tryMonsterAttackEvasion(EoBMonsterInPlay *m) { return rollDice(1, 100) < _monsterProps[m->type].dmgModifierEvade ? true : false; } int EoBCoreEngine::getStrHitChanceModifier(int charIndex) { static const int8 strExtLimit[] = { 1, 51, 76, 91, 100 }; static const int8 strExtMod[] = { 1, 2, 2, 2, 3 }; static const int8 strMod[] = { -4, -3, -3, -2, -2, -1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 3, 3, 4, 4, 5, 6, 7 }; int r = strMod[_characters[charIndex].strengthCur - 1]; if (_characters[charIndex].strengthExtCur) { for (int i = 0; i < 5; i++) { if (_characters[charIndex].strengthExtCur >= strExtLimit[i]) r = strExtMod[i]; } } return r; } int EoBCoreEngine::getStrDamageModifier(int charIndex) { static const int8 strExtLimit[] = { 1, 51, 76, 91, 100 }; static const int8 strExtMod[] = { 3, 3, 4, 5, 6 }; static const int8 strMod[] = { -3, -2, -1, -1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 2, 7, 8, 9, 10, 11, 12, 14 }; int r = strMod[_characters[charIndex].strengthCur - 1]; if (_characters[charIndex].strengthExtCur) { for (int i = 0; i < 5; i++) { if (_characters[charIndex].strengthExtCur >= strExtLimit[i]) r = strExtMod[i]; } } return r; } int EoBCoreEngine::getDexHitChanceModifier(int charIndex) { static const int8 dexMod[] = { -5, -4, -3, -2, -1, 0, 0, 0, 0, 0, 0, 1, 2, 2, 3, 3, 4, 4, 4 }; return dexMod[_characters[charIndex].dexterityCur - 1]; } int EoBCoreEngine::getMonsterAcHitChanceModifier(int charIndex, int monsterAc) { int l = _characters[charIndex].level[0] - 1; int cm = _charClassModifier[_characters[charIndex].cClass]; return (20 - ((l / _monsterAcHitChanceTable1[cm]) * _monsterAcHitChanceTable2[cm])) - monsterAc; } void EoBCoreEngine::explodeMonster(EoBMonsterInPlay *m) { m->flags |= 2; if (getBlockDistance(m->block, _currentBlock) < 2) { explodeObject(0, _currentBlock, 2); for (int i = 0; i < 6; i++) calcAndInflictCharacterDamage(i, 6, 6, 0, 8, 1, 0); } else { explodeObject(0, m->block, 2); } m->flags &= ~2; } void EoBCoreEngine::snd_playSong(int track) { _sound->playTrack(track); } void EoBCoreEngine::snd_playSoundEffect(int track, int volume) { if ((track < 1) || (_flags.gameID == GI_EOB2 && track > 119) || shouldQuit()) return; _sound->playSoundEffect(track, volume); } void EoBCoreEngine::snd_stopSound() { _sound->haltTrack(); _sound->stopAllSoundEffects(); } void EoBCoreEngine::snd_fadeOut() { _sound->beginFadeOut(); } } // End of namespace Kyra #endif // ENABLE_EOB