/
eobcommon.cpp
2248 lines (1785 loc) · 60.8 KB
/
eobcommon.cpp
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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifdef ENABLE_EOB
#include "kyra/loleobbase.h"
#include "kyra/resource.h"
#include "kyra/sound_intern.h"
#include "kyra/script_eob.h"
#include "kyra/timer.h"
#include "common/config-manager.h"
#include "audio/mididrv.h"
#include "audio/mixer.h"
namespace Kyra {
EobCoreEngine::EobCoreEngine(OSystem *system, const GameFlags &flags) : LolEobBaseEngine(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;
_playFinale = false;
_runFlag = true;
_configMouse = true;
_loading = false;
_envAudioTimer = 0;
_flashShapeTimer = 0;
_drawSceneTimer = 0;
_largeItemShapes = _smallItemShapes = _thrownItemShapes = _spellShapes = _firebeamShapes = _itemIconShapes =
_wallOfForceShapes = _teleporterShapes = _sparkShapes = _compassShapes = 0;
_redSplatShape = _greenSplatShape = _deadCharShape = _disabledCharGrid = _blackBoxSmallGrid =
_weaponSlotGrid = _blackBoxWideGrid = _lightningColumnShape = 0;
_tempIconShape = 0;
_monsterDustStrings = 0;
_enemyMageSpellList = 0;
_enemyMageSfx = 0;
_beholderSpellList = 0;
_beholderSfx = 0;
_transferConvertTable = 0;
_transferExpTable = 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;
_monsterOvl1 = _monsterOvl2 = 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;
_color9 = 17;
_color10 = 23;
_color11 = 20;
_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;
_wallsOfForce = 0;
_rrCount = 0;
memset(_rrNames, 0, 10 * sizeof(const char*));
memset(_rrId, 0, 10 * sizeof(int8));
}
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[] _monsterOvl1;
delete[] _monsterOvl2;
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;
delete[] _spells;
delete[] _spellAnimBuffer;
delete[] _wallsOfForce;
delete _gui;
_gui = 0;
delete[] _menuDefs;
_menuDefs = 0;
delete _inf;
delete _timer;
_timer = 0;
}
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;
_screen = new Screen_Eob(this, _system);
assert(_screen);
_screen->setResolution();
// Setup mixer
_mixer->setVolumeForSoundType(Audio::Mixer::kSFXSoundType, ConfMan.getInt("sfx_volume"));
_mixer->setVolumeForSoundType(Audio::Mixer::kMusicSoundType, ConfMan.getInt("music_volume"));
_mixer->setVolumeForSoundType(Audio::Mixer::kSpeechSoundType, ConfMan.getInt("speech_volume"));
//MidiDriverType midiDriver = MidiDriver::detectDevice(MDT_PCSPK | MDT_ADLIB);
_sound = new SoundAdLibPC(this, _mixer);
assert(_sound);
if (_sound)
_sound->updateVolumeSettings();
_res = new Resource(this);
assert(_res);
_res->reset();
_staticres = new StaticResource(this);
assert(_staticres);
if (!_staticres->init())
error("_staticres->init() failed");
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);
_txt = new TextDisplayer_Eob(this, _screen);
_inf = new EobInfProcessor(this, _screen);
_screen->loadFont(Screen::FID_6_FNT, "FONT6.FNT");
_screen->loadFont(Screen::FID_8_FNT, "FONT8.FNT");
readSettings();
Common::Error err = LolEobBaseEngine::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);
/*int clen = _flags.gameID == GI_EOB2 ? 80 : 70;
memcpy(&_wllShapeMap[256 - clen], _wllVmpMap, clen);
memcpy(&_specialWallTypes[256 - 2 * clen], _wllVmpMap, clen);
memcpy(&_specialWallTypes[256 - clen], _wllShapeMap, clen);
memcpy(&_wllWallFlags[256 - 2 * clen], _wllShapeMap, clen);
memcpy(&_wllWallFlags[256 - clen], _specialWallTypes, clen);*/
_wllVcnOffset = 16;
_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));
_spellAnimBuffer = new uint8[4096];
memset(_spellAnimBuffer, 0, 4096);
_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));
_monsterOvl1 = new uint8[16];
_monsterOvl2 = new uint8[16];
memset(_monsterOvl1, 15, 16 * sizeof(uint8));
memset(_monsterOvl2, 13, 16 * sizeof(uint8));
_monsterOvl1[0] = _monsterOvl2[0] = 0;
return Common::kNoError;
}
Common::Error EobCoreEngine::go() {
_txt->removePageBreakFlag();
_screen->loadPalette("palette.col", _screen->getPalette(0));
_screen->setScreenPalette(_screen->getPalette(0));
_screen->setFont(Screen::FID_8_FNT);
loadItemsAndDecorationsShapes();
_screen->setMouseCursor(0, 0, _itemIconShapes[0]);
loadItemDefs();
int action = 0;
for (bool repeatLoop = true; repeatLoop; repeatLoop ^= true) {
action = 0;
if (_gameToLoad != -1) {
if (loadGameState(_gameToLoad).getCode() != Common::kNoError)
error("Couldn't load game slot %d on startup", _gameToLoad);
startupLoad();
_gameToLoad = -1;
} else {
_screen->showMouse();
action = mainMenu();
}
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 = transferParty();
if (repeatLoop && !shouldQuit())
startupNew();
}
}
if (!shouldQuit() && action > -3) {
runLoop();
if (_playFinale)
seq_playFinale();
}
return Common::kNoError;
}
void EobCoreEngine::registerDefaultSettings() {
KyraEngine_v1::registerDefaultSettings();
ConfMan.registerDefault("hpbargraphs", 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->beginFadeOut();
_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();
_screen->setCurPage(2);
_screen->loadBitmap("ITEML1.CPS", 5, 3, 0);
_largeItemShapes = new const uint8*[_numLargeItemShapes];
int div = (_flags.gameID == GI_EOB1) ? 3 : 8;
int mul = (_flags.gameID == GI_EOB1) ? 64 : 24;
for (int i = 0; i < _numLargeItemShapes; i++)
_largeItemShapes[i] = _screen->encodeShape((i / div) << 3, (i % div) * mul, 8, 24);
_screen->loadBitmap("ITEMS1.CPS", 5, 3, 0);
_smallItemShapes = new const uint8*[_numSmallItemShapes];
for (int i = 0; i < _numSmallItemShapes; i++)
_smallItemShapes[i] = _screen->encodeShape((i / div) << 2, (i % div) * mul, 4, 24);
_screen->loadBitmap("THROWN.CPS", 5, 3, 0);
_thrownItemShapes = new const uint8*[_numThrownItemShapes];
for (int i = 0; i < _numThrownItemShapes; i++)
_thrownItemShapes[i] = _screen->encodeShape((i / div) << 2, (i % div) * mul, 4, 24);
_spellShapes = new const uint8*[4];
for (int i = 0; i < 4; i++)
_spellShapes[i] = _screen->encodeShape(8, i << 5, 6, 32);
_firebeamShapes = new const uint8*[3];
_firebeamShapes[0] = _screen->encodeShape(16, 0, 4, 24);
_firebeamShapes[1] = _screen->encodeShape(16, 24, 4, 24);
_firebeamShapes[2] = _screen->encodeShape(16, 48, 3, 24);
_redSplatShape = _screen->encodeShape(16, _flags.gameID == GI_EOB1 ? 144 : 72, 5, 24);
_greenSplatShape = _screen->encodeShape(16, _flags.gameID == GI_EOB1 ? 168 : 96, 5, 16);
_screen->loadBitmap("ITEMICN.CPS", 5, 3, 0);
_itemIconShapes = new const uint8*[_numItemIconShapes];
for (int i = 0; i < _numItemIconShapes; i++)
_itemIconShapes[i] = _screen->encodeShape((i % 0x14) << 1, (i / 0x14) << 4, 2, 0x10);
_tempIconShape = new uint8[300];
_screen->loadBitmap("DECORATE.CPS", 5, 3, 0);
if (_flags.gameID == GI_EOB2) {
_lightningColumnShape = _screen->encodeShape(18, 88, 4, 64);
_wallOfForceShapes = new const uint8*[6];
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]);
}
_teleporterShapes = new const uint8*[6];
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]);
_sparkShapes = new const uint8*[3];
_sparkShapes[0] = _screen->encodeShape(29, 0, 2, 16);
_sparkShapes[1] = _screen->encodeShape(31, 0, 2, 16);
_sparkShapes[2] = _screen->encodeShape(33, 0, 2, 16);
_deadCharShape = _screen->encodeShape(0, 88, 4, 32);
_disabledCharGrid = _screen->encodeShape(4, 88, 4, 32);
_blackBoxSmallGrid = _screen->encodeShape(9, 88, 2, 8);
_weaponSlotGrid = _screen->encodeShape(8, 88, 4, 16);
_blackBoxWideGrid = _screen->encodeShape(8, 104, 4, 8);
static const uint8 dHeight[] = { 17, 10, 10 };
static const uint8 dY[] = { 120, 137, 147 };
_compassShapes = new const uint8*[12];
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]);
}
}
void EobCoreEngine::releaseItemsAndDecorationsShapes() {
if (_largeItemShapes) {
for (int i = 0; i < _numLargeItemShapes; i++) {
if (_largeItemShapes[i])
delete[] _largeItemShapes[i];
}
delete[] _largeItemShapes;
}
if (_smallItemShapes) {
for (int i = 0; i < _numSmallItemShapes; i++) {
if (_smallItemShapes[i])
delete[] _smallItemShapes[i];
}
delete[] _smallItemShapes;
}
if (_thrownItemShapes) {
for (int i = 0; i < _numThrownItemShapes; i++) {
if (_thrownItemShapes[i])
delete[] _thrownItemShapes[i];
}
delete[] _thrownItemShapes;
}
if (_spellShapes) {
for (int i = 0; i < 4; i++) {
if (_spellShapes[i])
delete [] _spellShapes[i];
}
delete[] _spellShapes;
}
if (_itemIconShapes) {
for (int i = 0; i < _numItemIconShapes; i++) {
if (_itemIconShapes[i])
delete[] _itemIconShapes[i];
}
delete[] _itemIconShapes;
}
delete[] _tempIconShape;
if (_sparkShapes) {
for (int i = 0; i < 3; i++) {
if (_sparkShapes[i])
delete[] _sparkShapes[i];
}
delete[] _sparkShapes;
}
if (_wallOfForceShapes) {
for (int i = 0; i < 6; i++) {
if (_wallOfForceShapes[i])
delete[] _wallOfForceShapes[i];
}
delete[] _wallOfForceShapes;
}
if (_teleporterShapes) {
for (int i = 0; i < 6; i++) {
if (_teleporterShapes[i])
delete[] _teleporterShapes[i];
}
delete[] _teleporterShapes;
}
if (_compassShapes) {
for (int i = 0; i < 12; i++) {
if (_compassShapes[i])
delete[] _compassShapes[i];
}
delete[] _compassShapes;
}
if (_firebeamShapes) {
for (int i = 0; i < 3; i++) {
if (_firebeamShapes[i])
delete[] _firebeamShapes[i];
}
delete []_firebeamShapes;
}
delete[] _deadCharShape;
delete[] _disabledCharGrid;
delete[] _blackBoxSmallGrid;
delete[] _weaponSlotGrid;
delete[] _blackBoxWideGrid;
delete[] _lightningColumnShape;
}
void EobCoreEngine::setHandItem(Item itemIndex) {
if (itemIndex == -1)
return;
if (_screen->curDimIndex() == 7 && itemIndex) {
printFullItemName(itemIndex);
_txt->printMessage(_takenStrings[0]);
}
_itemInHand = itemIndex;
int icon = _items[_itemInHand].icon;
const uint8 *shp = _itemIconShapes[icon];
if (icon && (_items[_itemInHand].flags & 0x80) && ((_flags.gameID == GI_EOB2 && (_partyEffectFlags & 2)) || (_flags.gameID == GI_EOB1 && (_partyEffectFlags & 0x10000)))) {
memcpy(_tempIconShape, shp, 300);
if (_flags.gameID == GI_EOB1)
_screen->replaceShapePalette(_tempIconShape, &_itemsOverlay[icon << 4]);
else
_screen->applyShapeOverlay(_tempIconShape, 3);
shp = _tempIconShape;
}
int mouseOffs = itemIndex ? 8 : 0;
_screen->setMouseCursor(mouseOffs, mouseOffs, shp);
}
int EobCoreEngine::getDexterityArmorClassModifier(int dexterity) {
static const int 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(int 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) {
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) {