mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-23 02:11:38 +00:00
0aa3238523
(all cases of Eob to EoB, all cases of Lol to LoL, all cases of LolEobCommon to RpgCommon)
1258 lines
32 KiB
C++
1258 lines
32 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#ifdef ENABLE_EOB
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#include "kyra/eobcommon.h"
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#include "kyra/script_eob.h"
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#include "kyra/resource.h"
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#include "kyra/timer.h"
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#include "common/system.h"
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namespace Kyra {
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void EoBCoreEngine::loadMonsterShapes(const char *filename, int monsterIndex, bool hasDecorations, int encodeTableIndex) {
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_screen->loadShapeSetBitmap(filename, 3, 3);
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const uint16 *enc = &_encodeMonsterShpTable[encodeTableIndex << 2];
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for (int i = 0; i < 6; i++, enc += 4)
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_monsterShapes[monsterIndex + i] = _screen->encodeShape(enc[0], enc[1], enc[2], enc[3]);
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generateMonsterPalettes(filename, monsterIndex);
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if (hasDecorations)
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loadMonsterDecoration(filename, monsterIndex);
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_screen->_curPage = 0;
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}
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void EoBCoreEngine::releaseMonsterShapes(int first, int num) {
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for (int i = first; i < first + num; i++) {
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delete[] _monsterShapes[i];
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_monsterShapes[i] = 0;
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delete[] _monsterDecorations[i].shp;
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_monsterDecorations[i].shp = 0;
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}
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}
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const uint8 *EoBCoreEngine::loadMonsterProperties(const uint8 *data) {
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uint8 cmd = *data++;
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while (cmd != 0xff) {
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EoBMonsterProperty *d = &_monsterProps[cmd];
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d->armorClass = (int8)*data++;
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d->hitChance = (int8)*data++;
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d->level = (int8)*data++;
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d->hpDcTimes = *data++;
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d->hpDcPips = *data++;
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d->hpDcBase = *data++;
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d->attacksPerRound = *data++;
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d->dmgDc[0].times = *data++;
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d->dmgDc[0].pips = *data++;
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d->dmgDc[0].base = (int8)*data++;
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d->dmgDc[1].times = *data++;
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d->dmgDc[1].pips = *data++;
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d->dmgDc[1].base = (int8)*data++;
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d->dmgDc[2].times = *data++;
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d->dmgDc[2].pips = *data++;
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d->dmgDc[3].base = (int8)*data++;
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d->immunityFlags = READ_LE_UINT16(data);
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data += 2;
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d->capsFlags = READ_LE_UINT16(data);
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data += 2;
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d->typeFlags = READ_LE_UINT16(data);
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data += 2;
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d->experience = READ_LE_UINT16(data);
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data += 2;
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d->u30 = *data++;
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d->sound1 = (int8)*data++;
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d->sound2 = (int8)*data++;
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d->numRemoteAttacks = *data++;
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if (*data++ != 0xff) {
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d->remoteWeaponChangeMode = *data++;
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d->numRemoteWeapons = *data++;
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for (int i = 0; i < d->numRemoteWeapons; i++) {
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d->remoteWeapons[i] = (int8)*data;
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data += 2;
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}
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}
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d->tuResist = (int8)*data++;
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d->dmgModifierEvade = *data++;
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for (int i = 0; i < 3; i++)
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d->decorations[i] = *data++;
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cmd = *data++;
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}
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return data;
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}
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const uint8 *EoBCoreEngine::loadActiveMonsterData(const uint8 *data, int level) {
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for (uint8 p = *data++; p != 0xff; p = *data++) {
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uint8 v = *data++;
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_timer->setCountdown(0x20 + (p << 1), v);
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_timer->setCountdown(0x21 + (p << 1), v);
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}
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uint32 ct = _system->getMillis();
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for (int i = 0x20; i < 0x24; i++) {
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int32 del = _timer->getDelay(i);
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_timer->setNextRun(i, (i & 1) ? ct + (del >> 1) * _tickLength : ct + del * _tickLength);
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}
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_timer->resetNextRun();
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if (_hasTempDataFlags & (1 << (level - 1)))
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return data + 420;
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memset(_monsters, 0, 30 * sizeof(EoBMonsterInPlay));
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for (int i = 0; i < 30; i++, data += 14) {
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if (*data == 0xff)
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continue;
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initMonster(data[0], data[1], READ_LE_UINT16(&data[2]), data[4], (int8)data[5], data[6], data[7], data[8], data[9], READ_LE_UINT16(&data[10]), READ_LE_UINT16(&data[12]));
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_monsters[data[0]].flags |= 0x40;
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}
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return data;
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}
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void EoBCoreEngine::initMonster(int index, int unit, uint16 block, int pos, int dir, int type, int shpIndex, int mode, int i, int randItem, int fixedItem) {
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EoBMonsterInPlay *m = &_monsters[index];
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EoBMonsterProperty *p = &_monsterProps[type];
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memset(m, 0, sizeof(EoBMonsterInPlay));
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if (!block)
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return;
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unit <<= 1;
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if (index & 1)
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unit++;
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m->stepsTillRemoteAttack = _flags.gameID == GI_EOB2 ? rollDice(1, 3, 0) : 5;
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m->type = type;
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m->numRemoteAttacks = p->numRemoteAttacks;
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m->curRemoteWeapon = 0;
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m->unit = unit;
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m->pos = pos;
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m->shpIndex = shpIndex;
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m->mode = mode;
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m->spellStatusLeft = i;
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m->dir = dir;
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m->palette = _flags.gameID == GI_EOB2 ? (index % 3) : 0;
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m->hitPointsCur = m->hitPointsMax = _flags.gameID == GI_EOB2 ? rollDice(p->hpDcTimes, p->hpDcPips, p->hpDcBase) : (p->level == -1 ? rollDice(1, 4, 0) : rollDice(p->level, 8, 0));
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m->randItem = randItem;
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m->fixedItem = fixedItem;
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m->sub = _currentSub;
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placeMonster(m, block, dir);
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}
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void EoBCoreEngine::placeMonster(EoBMonsterInPlay *m, uint16 block, int dir) {
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if (block != 0xffff){
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checkSceneUpdateNeed(m->block);
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if (_levelBlockProperties[m->block].flags & 7) {
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_levelBlockProperties[m->block].flags--;
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if (_flags.gameID == GI_EOB2)
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runLevelScript(m->block, 0x400);
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}
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m->block = block;
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_levelBlockProperties[block].flags++;
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if (_flags.gameID == GI_EOB2)
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runLevelScript(m->block, 0x200);
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}
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if (dir != -1) {
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m->dir = dir;
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block = m->block;
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}
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checkSceneUpdateNeed(block);
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}
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void EoBCoreEngine::killMonster(EoBMonsterInPlay *m, bool giveExperience) {
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m->hitPointsCur = -1;
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int pos = (m->pos == 4) ? rollDice(1, 4, -1) : m->pos;
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if (m->randItem) {
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if (rollDice(1, 10, 0) == 1)
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setItemPosition((Item*)&_levelBlockProperties[m->block & 0x3ff].drawObjects, m->block, duplicateItem(m->randItem), pos);
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}
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if (m->fixedItem)
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setItemPosition((Item*)&_levelBlockProperties[m->block & 0x3ff].drawObjects, m->block, duplicateItem(m->fixedItem), pos);
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if (giveExperience)
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increasePartyExperience(_monsterProps[m->type].experience);
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if (killMonsterExtra(m)) {
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placeMonster(m, 0, -1);
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if ((_flags.gameID == GI_EOB1) && (m->type == 21)) {
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_playFinale = true;
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_runFlag = false;
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}
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if (m->mode == 8)
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updateAttackingMonsterFlags();
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}
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}
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bool EoBCoreEngine::killMonsterExtra(EoBMonsterInPlay*) {
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return true;
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}
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int EoBCoreEngine::countSpecificMonsters(int type) {
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int res = 0;
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for (int i = 0; i < 30; i++) {
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if (_monsters[i].type != type || _monsters[i].sub != _currentSub || _monsters[i].hitPointsCur < 0)
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continue;
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res++;
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}
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return res;
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}
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void EoBCoreEngine::updateAttackingMonsterFlags() {
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EoBMonsterInPlay *m2 = 0;
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for (EoBMonsterInPlay *m = _monsters; m < &_monsters[30]; m++) {
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if (m->mode != 8)
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continue;
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m->mode = 0;
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m->dest = _currentBlock;
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m2 = m;
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}
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if (m2->type == 7)
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setScriptFlags(4);
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if (m2->type == 12)
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setScriptFlags(0x800);
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}
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const int8 *EoBCoreEngine::getMonstersOnBlockPositions(uint16 block) {
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memset(_monsterBlockPosArray, -1, sizeof(_monsterBlockPosArray));
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for (int8 i = 0; i < 30; i++) {
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if (_monsters[i].block != block)
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continue;
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assert(_monsters[i].pos < sizeof(_monsterBlockPosArray));
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_monsterBlockPosArray[_monsters[i].pos] = i;
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}
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return _monsterBlockPosArray;
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}
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int EoBCoreEngine::getClosestMonster(int charIndex, int block) {
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const int8 *pos = getMonstersOnBlockPositions(block);
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if (pos[4] != -1)
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return pos[4];
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const uint8 *p = &_monsterProximityTable[(_currentDirection << 3) + ((charIndex & 1) << 2)];
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for (int i = 0; i < 4; i++) {
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if (pos[p[i]] != -1)
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return pos[p[i]];
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}
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return -1;
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}
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bool EoBCoreEngine::blockHasMonsters(uint16 block) {
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return _levelBlockProperties[block].flags & 7 ? true : false;
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}
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bool EoBCoreEngine::isMonsterOnPos(EoBMonsterInPlay *m, uint16 block, int pos, int checkPos4) {
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return (m->block == block && (m->pos == pos || (m->pos == 4 && checkPos4))) ? true : false;
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}
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const int16 *EoBCoreEngine::findBlockMonsters(uint16 block, int pos, int dir, int blockDamage, int singleTargetCheckAdjacent) {
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static const uint8 cpos4[] = { 0, 0, 1, 1, 1, 0, 1, 0, 1, 1, 0, 0, 0, 1, 0, 1 };
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int include4 = (pos < 4) ? cpos4[(dir << 2) + pos] : 1;
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int16 *dst = _foundMonstersArray;
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if (blockDamage) {
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for (int i = 0; i < 30; i++) {
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if (_monsters[i].block == block && (_monsters[i].pos != 4 || include4))
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*dst++ = i;
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}
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} else if (singleTargetCheckAdjacent) {
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int16 r = -1;
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int f = 5;
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for (int i = 0; i < 30; i++) {
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const uint8 *tbl = &_findBlockMonstersTable[(dir << 4) + (pos << 2)];
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if (_monsters[i].block != block)
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continue;
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if (_monsters[i].pos == pos) {
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r = i;
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break;
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}
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for (int ii = 0; ii < 4; ii++) {
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if (_monsters[i].pos == tbl[ii] && ii < f) {
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f = ii;
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r = i;
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}
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}
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}
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*dst++ = r;
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} else {
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for (int i = 0; i < 30; i++) {
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if (isMonsterOnPos(&_monsters[i], block, pos, include4))
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*dst++ = i;
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}
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}
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*dst = -1;
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return _foundMonstersArray;
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}
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void EoBCoreEngine::drawBlockObject(int flipped, int page, const uint8 *shape, int x, int y, int sd, uint8 *ovl) {
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const ScreenDim *d = _screen->getScreenDim(sd);
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_screen->drawShape(page, shape, x - (d->sx << 3), y - d->sy, sd, flipped | (ovl ? 2 : 0), ovl);
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}
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void EoBCoreEngine::drawMonsterShape(const uint8 *shape, int x, int y, int flipped, int flags, int palIndex) {
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uint8 *ovl = 0;
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if (flags & 2)
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ovl = _monsterOvl1;
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else if (_flags.gameID == GI_EOB2 && flags & 0x20)
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ovl = _monsterOvl2;
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else if (palIndex != -1)
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ovl = _monsterPalettes[palIndex];
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drawBlockObject(flipped, 2, shape, x, y, 5, ovl);
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}
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void EoBCoreEngine::flashMonsterShape(EoBMonsterInPlay *m) {
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disableSysTimer(2);
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_flashShapeTimer = 0;
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drawScene(1);
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m->flags &= 0xfd;
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_flashShapeTimer = _system->getMillis() + _tickLength;
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enableSysTimer(2);
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_sceneUpdateRequired = true;
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}
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void EoBCoreEngine::updateAllMonsterShapes() {
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drawScene(1);
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bool updateShp = false;
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for (EoBMonsterInPlay *m = _monsters; m < &_monsters[30]; m++) {
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if (m->flags & 2) {
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m->flags &= ~2;
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updateShp = true;
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if (m->hitPointsCur <= 0)
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killMonster(m, true);
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}
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}
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if (updateShp) {
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_sceneUpdateRequired = true;
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_flashShapeTimer = _system->getMillis() + _tickLength;
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} else {
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_sceneUpdateRequired = false;
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}
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_preventMonsterFlash = false;
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}
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void EoBCoreEngine::drawBlockItems(int index) {
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uint16 o = _visibleBlocks[index]->drawObjects;
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uint8 w = _visibleBlocks[index]->walls[_sceneDrawVarDown];
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uint8 flg = (index == 16) ? 0x80 : _wllWallFlags[w];
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if (_wllVmpMap[w] && !(flg & 0x80))
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return;
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uint16 o2 = o = _items[o].next;
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bool forceLoop = true;
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static const int8 itemPosYNiche[] = { 0x25, 0x31, 0x38, 0x00 };
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static const int8 itemPosFin[] = { 0, -2, 1, -1, 2, 0, 1, -1 };
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int tile2 = 0;
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while (o != o2 || forceLoop) {
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EoBItem *itm = &_items[o];
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if (itm->pos == 8 || itm->pos < 4) {
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tile2 = -1;
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uint8 ps = (itm->pos == 8) ? 4 : _dscItemPosIndex[(_currentDirection << 2) + (itm->pos & 3)];
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uint16 wo = (index * 5 + ps) << 1;
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int x = _dscShapeCoords[wo] + 88;
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int y = 0;
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if (itm->pos == 8) {
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x = _dscItemShpX[index];
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y = itemPosYNiche[_dscDimMap[index]];
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ps = 0;
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} else {
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y = _dscShapeCoords[wo + 1] + 124;
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}
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int8 scaleSteps = (int8)_dscItemScaleIndex[(_dscDimMap[index] << 2) + ps];
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if ((flg & 8) && ps < 2 && scaleSteps) {
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tile2 = _dscItemTileIndex[index];
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if (tile2 != -1)
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setLevelShapesDim(tile2, _shpDmX1, _shpDmX2, 5);
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y -= 4;
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}
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if (scaleSteps >= 0) {
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const uint8 *shp = _screen->scaleShape(_dscItemShapeMap[itm->icon] < _numLargeItemShapes ? _largeItemShapes[_dscItemShapeMap[itm->icon]] : (_dscItemShapeMap[itm->icon] < 15 ? 0 : _smallItemShapes[_dscItemShapeMap[itm->icon] - 15]), scaleSteps);
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x = x + (itemPosFin[o & 7] << 1) - ((shp[2] << 3) >> 1);
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y -= shp[1];
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if (itm->pos != 8)
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y += itemPosFin[(o >> 1) & 7];
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drawBlockObject(0, 2, shp, x, y, 5);
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_screen->setShapeFadeMode(1, false);
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}
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}
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o = itm->next;
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forceLoop = false;
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if(tile2 != -1)
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setLevelShapesDim(index, _shpDmX1, _shpDmX2, 5);
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}
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}
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void EoBCoreEngine::drawDoor(int index) {
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int s = _visibleBlocks[index]->walls[_sceneDrawVarDown];
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if (_flags.gameID == GI_EOB1 && s == 0x85)
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s = 0;
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if (s >= _dscDoorShpIndexSize)
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return;
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int type = _dscDoorShpIndex[s];
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int d = _dscDimMap[index];
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int w = _dscShapeCoords[(index * 5 + 4) << 1];
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int x = 88 + w;
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int y = 0;
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int16 y1 = 0;
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int16 y2 = 0;
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scaleLevelShapesDim(index, y1, y2, 5);
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drawDoorIntern(type, index, x, y, w, s, d, y1, y2);
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drawLevelModifyScreenDim(5, _shpDmX1, 0, _shpDmX2, 15);
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}
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void EoBCoreEngine::drawMonsters(int index) {
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static const uint8 distMap[] = { 2, 1, 0, 4 };
|
|
static const uint8 yAdd[] = { 20, 12, 4, 4, 2, 0, 0 };
|
|
|
|
int blockDistance = distMap[_dscDimMap[index]];
|
|
|
|
uint16 bl = _visibleBlockIndex[index];
|
|
if (!bl)
|
|
return;
|
|
|
|
int drawObjDirIndex = _currentDirection * 5;
|
|
int cDirOffs = _currentDirection << 2;
|
|
|
|
EoBMonsterInPlay *drawObj[5];
|
|
memset(drawObj, 0, 5 * sizeof(EoBMonsterInPlay*));
|
|
|
|
for (int i = 0; i < 30; i++) {
|
|
if (_monsters[i].block != bl)
|
|
continue;
|
|
drawObj[_drawObjPosIndex[drawObjDirIndex + _monsters[i].pos]] = &_monsters[i];
|
|
}
|
|
|
|
for (int i = 0; i < 5; i++) {
|
|
EoBMonsterInPlay *d = drawObj[i];
|
|
if (!d)
|
|
continue;
|
|
|
|
EoBMonsterProperty *p = &_monsterProps[d->type];
|
|
|
|
if (_flags.gameID == GI_EOB2 && (p->capsFlags & 0x100) && !(_partyEffectFlags & 0x220) && !(d->flags & 2))
|
|
continue;
|
|
|
|
int f = (d->animStep << 4) + cDirOffs + d->dir;
|
|
f = (p->capsFlags & 2) ? _monsterFrmOffsTable1[f] : _monsterFrmOffsTable2[f];
|
|
|
|
if (!blockDistance && d->curAttackFrame < 0)
|
|
f = d->curAttackFrame + 7;
|
|
|
|
int subFrame = ABS(f);
|
|
int shpIndex = d->shpIndex ? 18 : 0;
|
|
int palIndex = d->palette ? ((((shpIndex == 18) ? subFrame + 5 : subFrame - 1) << 1) + (d->palette - 1)) : -1;
|
|
|
|
const uint8 *shp = _screen->scaleShape(_monsterShapes[subFrame + shpIndex - 1], blockDistance);
|
|
|
|
int v30 = (subFrame == 1 || subFrame > 3) ? 1 : 0;
|
|
int v1e = (d->pos == 4) ? 4 : _dscItemPosIndex[cDirOffs + d->pos];
|
|
int posIndex = (index * 5 + v1e) << 1;
|
|
|
|
int x = _dscShapeCoords[posIndex] + 88;
|
|
int y = _dscShapeCoords[posIndex + 1] + 127;
|
|
|
|
if (p->u30 == 1) {
|
|
if (v30) {
|
|
if (_flags.gameID == GI_EOB2)
|
|
posIndex = ((posIndex >> 1) - v1e) << 1;
|
|
y = _dscShapeCoords[posIndex + 1] + 127 + yAdd[blockDistance + ((v1e == 4 || _flags.gameID == GI_EOB1) ? 0 : 3)];
|
|
} else {
|
|
if (_flags.gameID == GI_EOB2)
|
|
posIndex = ((posIndex >> 1) - v1e + 4) << 1;
|
|
x = _dscShapeCoords[posIndex] + 88;
|
|
}
|
|
}
|
|
|
|
int w = shp[2] << 3;
|
|
int h = shp[1];
|
|
|
|
x = x - (w >> 1) + (d->idleAnimState >> 4);
|
|
y = y - h + (d->idleAnimState & 0x0f);
|
|
|
|
drawMonsterShape(shp, x, y, f >= 0 ? 0 : 1, d->flags, palIndex);
|
|
|
|
if (_flags.gameID == GI_EOB1) {
|
|
_screen->setShapeFadeMode(1, false);
|
|
continue;
|
|
}
|
|
|
|
for (int ii = 0; ii < 3; ii++) {
|
|
if (!p->decorations[ii])
|
|
continue;
|
|
|
|
SpriteDecoration *dcr = &_monsterDecorations[(p->decorations[ii] - 1) * 6 + subFrame + shpIndex - 1];
|
|
|
|
if (!dcr)
|
|
continue;
|
|
if (!dcr->shp)
|
|
continue;
|
|
|
|
shp = _screen->scaleShape(dcr->shp, blockDistance);
|
|
int dx = dcr->x;
|
|
int dy = dcr->y;
|
|
|
|
for (int iii = 0; iii < blockDistance; iii++) {
|
|
dx = (dx << 1) / 3;
|
|
dy = (dy << 1) / 3;
|
|
}
|
|
|
|
drawMonsterShape(shp, x + ((f < 0) ? (w - dx - (shp[2] << 3)) : dx), y + dy, f >= 0 ? 0 : 1, d->flags, -1);
|
|
}
|
|
_screen->setShapeFadeMode(1, false);
|
|
}
|
|
}
|
|
|
|
void EoBCoreEngine::drawWallOfForce(int index) {
|
|
int d = _dscDimMap[index];
|
|
assert(d < 3);
|
|
int dH = _wallOfForceDsNumH[d];
|
|
int dW = _wallOfForceDsNumW[d];
|
|
int y = _wallOfForceDsY[d];
|
|
int shpId = _wallOfForceShpId[d] + _teleporterPulse;
|
|
int h = _wallOfForceShapes[shpId][1];
|
|
int w = _wallOfForceShapes[shpId][2] << 3;
|
|
|
|
for (int i = 0; i < dH; i++) {
|
|
int x = _wallOfForceDsX[index];
|
|
for (int ii = 0; ii < dW; ii++) {
|
|
drawBlockObject(0, 2, _wallOfForceShapes[shpId], x, y, 5);
|
|
x += w;
|
|
}
|
|
y += h;
|
|
shpId ^= 1;
|
|
}
|
|
}
|
|
|
|
void EoBCoreEngine::drawFlyingObjects(int index) {
|
|
LevelBlockProperty *bl = _visibleBlocks[index];
|
|
int blockIndex = _visibleBlockIndex[index];
|
|
int w = bl->walls[_sceneDrawVarDown];
|
|
|
|
if (_wllVmpMap[w] && !(_wllWallFlags[w] & 0x80))
|
|
return;
|
|
|
|
EoBFlyingObject *drawObj[5];
|
|
memset(drawObj, 0, 5 * sizeof(EoBFlyingObject*));
|
|
|
|
for (int i = 0; i < 10; i++) {
|
|
if (!_flyingObjects[i].enable || blockIndex != _flyingObjects[i].curBlock)
|
|
continue;
|
|
drawObj[_drawObjPosIndex[_currentDirection * 5 + (_flyingObjects[i].curPos & 3)]] = &_flyingObjects[i];
|
|
}
|
|
|
|
for (int i = 0; i < 5; i++) {
|
|
EoBFlyingObject *fo = drawObj[i];
|
|
if (!fo)
|
|
continue;
|
|
|
|
int p = _dscItemPosIndex[(_currentDirection << 2) + (fo->curPos & 3)];
|
|
int x = _dscShapeCoords[(index * 5 + p) << 1] + 88;
|
|
int y = 39;
|
|
|
|
int sclValue = _flightObjSclIndex[(index << 2) + p];
|
|
int flipped = 0;
|
|
|
|
if (sclValue < 0) {
|
|
_screen->setShapeFadeMode(1, false);
|
|
continue;
|
|
}
|
|
|
|
const uint8 *shp = 0;
|
|
bool rstFade = false;
|
|
|
|
if (fo->enable == 1) {
|
|
int shpIx = _dscItemShapeMap[_items[fo->item].icon];
|
|
int dirOffs = (fo->direction == _currentDirection) ? 0 : ((fo->direction == (_currentDirection ^ 2)) ? 1 : -1);
|
|
|
|
if (dirOffs == -1 || _flightObjShpMap[shpIx] == -1) {
|
|
shp = shpIx < _numLargeItemShapes ? _largeItemShapes[shpIx] : (shpIx < 15 ? 0 : _smallItemShapes[shpIx - 15]);
|
|
flipped = fo->direction == ((_currentDirection + 1) & 3) ? 1 : 0;
|
|
} else {
|
|
shp = (_flightObjShpMap[shpIx] + dirOffs) < _numThrownItemShapes ? _thrownItemShapes[_flightObjShpMap[shpIx] + dirOffs] : _spellShapes[_flightObjShpMap[shpIx - _numThrownItemShapes] + dirOffs];
|
|
flipped = _flightObjFlipIndex[(fo->direction << 2) + (fo->curPos & 3)];
|
|
}
|
|
|
|
} else {
|
|
rstFade = true;
|
|
shp = (fo->objectType < _numThrownItemShapes) ? _thrownItemShapes[fo->objectType] : _spellShapes[fo->objectType - _numThrownItemShapes];
|
|
flipped = _flightObjFlipIndex[(fo->direction << 2) + (fo->curPos & 3)];
|
|
|
|
if (fo->flags & 0x40) {
|
|
x = _dscShapeCoords[(index * 5 + 4) << 1] + 88;
|
|
y = 44;
|
|
}
|
|
}
|
|
|
|
shp = _screen->scaleShape(shp, sclValue);
|
|
|
|
if (rstFade) {
|
|
_screen->setShapeFadeMode(1, false);
|
|
rstFade = false;
|
|
}
|
|
|
|
x -= (shp[2] << 2);
|
|
y -= (y == 44 ? (shp[1] >> 1) : shp[1]);
|
|
|
|
drawBlockObject(flipped, 2, shp, x, y, 5);
|
|
_screen->setShapeFadeMode(1, false);
|
|
}
|
|
}
|
|
|
|
void EoBCoreEngine::drawTeleporter(int index) {
|
|
static const uint8 telprtX[] = { 0x28, 0x1C, 0x12 };
|
|
static const uint8 telprtY[] = { 0x0D, 0x15, 0x1A };
|
|
|
|
int t = 2 - _dscDimMap[index];
|
|
if (t < 0)
|
|
return;
|
|
|
|
int16 x1 = _dscItemShpX[index] - telprtX[t];
|
|
int16 y1 = telprtY[t];
|
|
|
|
for (int i = 0; i < 2; i++) {
|
|
|
|
int16 x2 = 0;
|
|
int16 y2 = 0;
|
|
int d = (t << 1) + i;
|
|
if (!d)
|
|
x2 = y2 = -4;
|
|
|
|
const uint8 *shp = _teleporterShapes[d ^ _teleporterPulse];
|
|
|
|
for (int ii = 0; ii < 13; ii++)
|
|
drawBlockObject(0, 2, shp, x1 + x2 + _teleporterShapeCoords[d * 26 + ii * 2], y1 + y2 + _teleporterShapeCoords[d * 26 + ii * 2 + 1], 5);
|
|
}
|
|
}
|
|
|
|
void EoBCoreEngine::updateMonsters(int unit) {
|
|
for (int i = 0; i < 30; i++) {
|
|
EoBMonsterInPlay *m = &_monsters[i];
|
|
if (m->unit == unit) {
|
|
if (m->hitPointsCur <= 0 || m->flags & 0x20)
|
|
continue;
|
|
if (m->directionChanged) {
|
|
m->directionChanged = 0;
|
|
continue;
|
|
}
|
|
|
|
updateMonsterDest(m);
|
|
|
|
if (m->mode > 0)
|
|
updateMonsterAttackMode(m);
|
|
|
|
switch (m->mode) {
|
|
case 0:
|
|
updateMoveMonster(m);
|
|
break;
|
|
case 1:
|
|
updateMonsterFollowPath(m, 2);
|
|
break;
|
|
case 2:
|
|
updateMonsterFollowPath(m, -1);
|
|
break;
|
|
case 3:
|
|
updateMonsterFollowPath(m, 1);
|
|
break;
|
|
case 5:
|
|
updateMonstersStraying(m, -1);
|
|
break;
|
|
case 6:
|
|
updateMonstersStraying(m, 1);
|
|
break;
|
|
case 7:
|
|
case 10:
|
|
updateMonstersSpellStatus(m);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if (m->mode != 4 && m->mode != 7 && m->mode != 8)
|
|
m->animStep ^= 1;
|
|
|
|
if (_monsterProps[m->type].u30 == 1)
|
|
setBlockMonsterDirection(m->block, m->dir);
|
|
}
|
|
}
|
|
checkFlyingObjects();
|
|
}
|
|
|
|
void EoBCoreEngine::updateMonsterDest(EoBMonsterInPlay *m) {
|
|
if (m->mode >= 7 && m->mode <= 10)
|
|
return;
|
|
int dist = getBlockDistance(m->block, _currentBlock);
|
|
if (dist >= 4)
|
|
return;
|
|
|
|
int s = getNextMonsterDirection(m->block, _currentBlock) - (m->dir << 1) - 3;
|
|
|
|
if (s < 0)
|
|
s += 8;
|
|
|
|
if (s <= 2 && dist >= 2)
|
|
return;
|
|
|
|
m->mode = 0;
|
|
m->dest = _currentBlock;
|
|
}
|
|
|
|
void EoBCoreEngine::updateMonsterAttackMode(EoBMonsterInPlay *m) {
|
|
if (!(m->flags & 1) || m->mode == 10)
|
|
return;
|
|
if (m->mode == 8) {
|
|
turnFriendlyMonstersHostile();
|
|
return;
|
|
}
|
|
m->mode = 0;
|
|
m->dest = _currentBlock;
|
|
}
|
|
|
|
void EoBCoreEngine::updateAllMonsterDests() {
|
|
for (int i = 0; i < 30; i++)
|
|
updateMonsterDest(&_monsters[i]);
|
|
}
|
|
|
|
void EoBCoreEngine::turnFriendlyMonstersHostile() {
|
|
EoBMonsterInPlay *m = 0;
|
|
for (int i = 0; i < 30; i++) {
|
|
if (_monsters[i].mode == 8) {
|
|
_monsters[i].mode = 0;
|
|
_monsters[i].dest = _currentBlock;
|
|
m = &_monsters[i];
|
|
}
|
|
}
|
|
|
|
if (m) {
|
|
if (m->type == 7)
|
|
setScriptFlags(0x40000);
|
|
else if (m->type == 12)
|
|
setScriptFlags(0x8000000);
|
|
}
|
|
}
|
|
|
|
int EoBCoreEngine::getNextMonsterDirection(int curBlock, int destBlock) {
|
|
uint8 c = destBlock % 32;
|
|
uint8 d = destBlock / 32;
|
|
uint8 e = curBlock % 32;
|
|
uint8 f = curBlock / 32;
|
|
|
|
int r = 0;
|
|
|
|
int s1 = f - d;
|
|
int d1 = ABS(s1);
|
|
s1 <<= 1;
|
|
int s2 = c - e;
|
|
int d2 = ABS(s2);
|
|
s2 <<= 1;
|
|
|
|
if (s1 >= d2)
|
|
r |= 8;
|
|
if (-s1 >= d2)
|
|
r |= 4;
|
|
if (s2 >= d1)
|
|
r |= 2;
|
|
if (-s2 >= d1)
|
|
r |= 1;
|
|
|
|
return _monsterDirChangeTable[r];
|
|
}
|
|
|
|
int EoBCoreEngine::getNextMonsterPos(EoBMonsterInPlay *m, int block) {
|
|
if ((_flags.gameID == GI_EOB1 && _monsterProps[m->type].u30 != 0) || (_flags.gameID == GI_EOB2 && _monsterProps[m->type].u30 == 2))
|
|
return -1;
|
|
int d = findFreeMonsterPos(block, _monsterProps[m->type].u30);
|
|
if (d < 0)
|
|
return -1;
|
|
|
|
int dir = m->dir;
|
|
if (_flags.gameID == GI_EOB2) {
|
|
if (_monsterProps[m->type].u30 == 1) {
|
|
if (d == 9)
|
|
return -1;
|
|
|
|
int v = _monsterCloseAttUnkTable[d];
|
|
if (v != -1)
|
|
//////
|
|
m->dir = 0;
|
|
return v;
|
|
}
|
|
} else {
|
|
dir &= 1;
|
|
}
|
|
|
|
for (int i = 0; i < 4; i++) {
|
|
int v = m->dir ^ _monsterCloseAttPosTable2[(dir << 2) + i];
|
|
if (!(d & (1 << v)))
|
|
return v;
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
int EoBCoreEngine::findFreeMonsterPos(int block, int size) {
|
|
int nm = _levelBlockProperties[block].flags & 7;
|
|
if (nm == 4)
|
|
return -2;
|
|
|
|
int res = 0;
|
|
|
|
for (int i = 0; i < 30; i++) {
|
|
EoBMonsterInPlay *m = &_monsters[i];
|
|
if (m->block != block)
|
|
continue;
|
|
if (_monsterProps[m->type].u30 != size)
|
|
return -1;
|
|
|
|
if (m->pos == 4 && !(_flags.gameID == GI_EOB2 && m->flags & 0x20))
|
|
m->pos = (_flags.gameID == GI_EOB2 && _monsterProps[m->type].u30 == 1) ? 0 : _monsterCloseAttPosTable1[m->dir];
|
|
|
|
res |= (1 << m->pos);
|
|
if (--nm == 0)
|
|
break;
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
void EoBCoreEngine::updateMoveMonster(EoBMonsterInPlay *m) {
|
|
EoBMonsterProperty *p = &_monsterProps[m->type];
|
|
int d = getNextMonsterDirection(m->block, _currentBlock);
|
|
|
|
if ((_flags.gameID == GI_EOB2) && (p->capsFlags & 0x800) && !(d & 1))
|
|
d >>= 1;
|
|
else
|
|
d = m->dir;
|
|
|
|
d = calcNewBlockPosition(m->block, d);
|
|
|
|
if (m->dest == d && _currentBlock != d) {
|
|
m->mode = rollDice(1, 2, -1) + 5;
|
|
return;
|
|
}
|
|
|
|
if (updateMonsterTryDistanceAttack(m))
|
|
return;
|
|
|
|
if (updateMonsterTryCloseAttack(m, d))
|
|
return;
|
|
|
|
m->curAttackFrame = 0;
|
|
walkMonster(m, m->dest);
|
|
|
|
if (p->capsFlags & 8)
|
|
updateMonsterTryCloseAttack(m, -1);
|
|
}
|
|
|
|
bool EoBCoreEngine::updateMonsterTryDistanceAttack(EoBMonsterInPlay *m) {
|
|
EoBMonsterProperty *p = &_monsterProps[m->type];
|
|
if (!m->numRemoteAttacks || ((_flags.gameID == GI_EOB1) && !(p->capsFlags & 0x40)))
|
|
return false;
|
|
|
|
if ((_flags.gameID == GI_EOB1 && m->stepsTillRemoteAttack < 5) || (_flags.gameID == GI_EOB2 && (rollDice(1, 3) > m->stepsTillRemoteAttack))) {
|
|
m->stepsTillRemoteAttack++;
|
|
return false;
|
|
}
|
|
|
|
if (getBlockDistance(m->block, _currentBlock) > 3 || getNextMonsterDirection(m->block, _currentBlock) != (m->dir << 1))
|
|
return false;
|
|
|
|
int d = m->dir;
|
|
int bl = calcNewBlockPosition(m->block, d);
|
|
|
|
while (bl != _currentBlock) {
|
|
if (!(_wllWallFlags[_levelBlockProperties[bl].walls[d ^ 2]] & 3) || (_levelBlockProperties[bl].flags & 7))
|
|
return false;
|
|
bl = calcNewBlockPosition(bl, d);
|
|
}
|
|
|
|
Item itm = 0;
|
|
if (_flags.gameID == GI_EOB1) {
|
|
switch (m->type - 4) {
|
|
case 0:
|
|
launchMagicObject(-1, 9, m->block, m->pos, m->dir);
|
|
snd_processEnvironmentalSoundEffect(31, m->block);
|
|
break;
|
|
case 10:
|
|
launchMagicObject(-1, _enemyMageSpellList[m->numRemoteAttacks], m->block, m->pos, m->dir);
|
|
snd_processEnvironmentalSoundEffect(_enemyMageSfx[m->numRemoteAttacks], m->block);
|
|
break;
|
|
case 11:
|
|
itm = duplicateItem(60);
|
|
if (itm) {
|
|
if (!launchObject(-1, itm, m->block, m->pos, m->dir, _items[itm].type))
|
|
_items[itm].block = -1;
|
|
}
|
|
break;
|
|
case 12:
|
|
launchMagicObject(-1, 0, m->block, m->pos, m->dir);
|
|
snd_processEnvironmentalSoundEffect(85, m->block);
|
|
break;
|
|
case 13:
|
|
snd_processEnvironmentalSoundEffect(83, m->block);
|
|
_txt->printMessage(_monsterSpecAttStrings[1]);
|
|
for (int i = 0; i < 6; i++)
|
|
statusAttack(i, 4, _monsterSpecAttStrings[2], 1, 5, 9, 1);
|
|
break;
|
|
case 17:
|
|
d = rollDice(1, 4, -1);
|
|
if (d >= 3) {
|
|
for (int i = 0; i < 6; i++) {
|
|
if (!testCharacter(i, 3))
|
|
continue;
|
|
_txt->printMessage(_monsterSpecAttStrings[0], -1, _characters[i].name);
|
|
inflictCharacterDamage(i, rollDice(2, 8, 1));
|
|
}
|
|
snd_processEnvironmentalSoundEffect(108, m->block);
|
|
} else {
|
|
launchMagicObject(-1, _beholderSpellList[d], m->block, m->pos, m->dir);
|
|
snd_processEnvironmentalSoundEffect(_beholderSfx[d], m->block);
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
} else {
|
|
int cw = 0;
|
|
if (p->remoteWeaponChangeMode == 1) {
|
|
cw = m->curRemoteWeapon++;
|
|
if (m->curRemoteWeapon == p->numRemoteWeapons)
|
|
m->curRemoteWeapon = 0;
|
|
} else if (p->remoteWeaponChangeMode == 2) {
|
|
cw = rollDice(1, p->numRemoteWeapons, -1);
|
|
}
|
|
|
|
int s = p->remoteWeapons[cw];
|
|
if (s >= 0) {
|
|
if (s < 20) {
|
|
monsterSpellCast(m, s);
|
|
} else if (s == 20) {
|
|
snd_processEnvironmentalSoundEffect(103, m->block);
|
|
_txt->printMessage(_monsterSpecAttStrings[0]);
|
|
for (int i = 0; i < 6; i++)
|
|
statusAttack(i, 4, _monsterSpecAttStrings[1], 1, 5, 9, 1);
|
|
}
|
|
} else {
|
|
itm = duplicateItem(-s);
|
|
if (itm) {
|
|
if (!launchObject(-1, itm, m->block, m->pos, m->dir, _items[itm].type))
|
|
_items[itm].block = -1;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (m->numRemoteAttacks != 255)
|
|
m->numRemoteAttacks--;
|
|
m->stepsTillRemoteAttack = 0;
|
|
return true;
|
|
}
|
|
|
|
bool EoBCoreEngine::updateMonsterTryCloseAttack(EoBMonsterInPlay *m, int block) {
|
|
if (block == -1)
|
|
block = calcNewBlockPosition(m->block, m->dir);
|
|
|
|
if (block != _currentBlock)
|
|
return false;
|
|
|
|
int r = (m->pos == 4 || (_flags.gameID == GI_EOB2 && _monsterProps[m->type].u30 == 1)) ? 1 : _monsterCloseAttChkTable1[(m->dir << 2) + m->pos];
|
|
|
|
if (r) {
|
|
m->flags ^= 4;
|
|
if (!(m->flags & 4))
|
|
return true;
|
|
|
|
bool facing = (m->block == _visibleBlockIndex[13]);
|
|
|
|
if (facing) {
|
|
disableSysTimer(2);
|
|
if (m->type == 4)
|
|
updateEnvironmentalSfx(_monsterProps[m->type].sound1);
|
|
m->curAttackFrame = -2;
|
|
_flashShapeTimer = 0;
|
|
drawScene(1);
|
|
m->curAttackFrame = -1;
|
|
if (m->type != 4)
|
|
updateEnvironmentalSfx(_monsterProps[m->type].sound1);
|
|
_flashShapeTimer = _system->getMillis() + 8 * _tickLength;
|
|
drawScene(1);
|
|
} else {
|
|
updateEnvironmentalSfx(_monsterProps[m->type].sound1);
|
|
}
|
|
|
|
monsterCloseAttack(m);
|
|
|
|
if (facing) {
|
|
m->curAttackFrame = 0;
|
|
m->animStep ^= 1;
|
|
_sceneUpdateRequired = 1;
|
|
enableSysTimer(2);
|
|
_flashShapeTimer = _system->getMillis() + 8 * _tickLength;
|
|
}
|
|
} else {
|
|
int b = m->block;
|
|
if ((_levelBlockProperties[b].flags & 7) == 1) {
|
|
m->pos = 4;
|
|
} else {
|
|
b = getNextMonsterPos(m, b);
|
|
if (b >= 0)
|
|
m->pos = b;
|
|
}
|
|
checkSceneUpdateNeed(m->block);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void EoBCoreEngine::walkMonster(EoBMonsterInPlay *m, int destBlock) {
|
|
if (++_monsterStepCounter > 10) {
|
|
_monsterStepCounter = 0;
|
|
_monsterStepMode ^= 1;
|
|
}
|
|
|
|
const int8 *tbl = _monsterStepMode ? _monsterStepTable3 : _monsterStepTable2;
|
|
|
|
int s = m->dir << 1;
|
|
int b = m->block;
|
|
int d = getNextMonsterDirection(b, destBlock);
|
|
if (d == -1)
|
|
return;
|
|
|
|
if (m->flags & 8) {
|
|
// Interestingly, the fear spell in EOB 1 does not expire.
|
|
// I don't know whether this is intended or not.
|
|
if (_flags.gameID == GI_EOB1 ) {
|
|
d ^= 4;
|
|
} else if (m->spellStatusLeft > 0) {
|
|
if (--m->spellStatusLeft == 0)
|
|
m->flags &= ~8;
|
|
else
|
|
d ^= 4;
|
|
}
|
|
}
|
|
|
|
int d2 = (d - s) & 7;
|
|
|
|
if (_flags.gameID == GI_EOB1) {
|
|
if ((b + _monsterStepTable0[d >> 1] == _currentBlock) && !(d & 1)) {
|
|
if (d2 >= 5)
|
|
s = m->dir - 1;
|
|
else if (d2 != 0)
|
|
s = m->dir + 1;
|
|
walkMonsterNextStep(m, -1, s & 3);
|
|
return;
|
|
}
|
|
} else if (_flags.gameID == GI_EOB2) {
|
|
if (b + _monsterStepTable0[d] == destBlock) {
|
|
if (d & 1) {
|
|
int e = _monsterStepTable1[((d - 1) << 1) + m->dir];
|
|
if (e && (!(_monsterProps[m->type].capsFlags & 0x200) || (rollDice(1, 4) < 4))) {
|
|
if (walkMonsterNextStep(m, b + e, -1))
|
|
return;
|
|
}
|
|
} else {
|
|
walkMonsterNextStep(m, -1, d >> 1);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (d2) {
|
|
if (d2 >= 5)
|
|
s -= (1 + ((d & 1) ^ 1));
|
|
else
|
|
s += (1 + ((d & 1) ^ 1));
|
|
s &= 7;
|
|
}
|
|
|
|
for (int i = 7; i > -1; i--) {
|
|
s = (s + tbl[i]) & 7;
|
|
uint16 b2 = (s & 1) ? 0 : calcNewBlockPosition(b, s >> 1);
|
|
if (!b2)
|
|
continue;
|
|
if (walkMonsterNextStep(m, b2, s >> 1))
|
|
return;
|
|
}
|
|
}
|
|
|
|
bool EoBCoreEngine::walkMonsterNextStep(EoBMonsterInPlay *m, int destBlock, int direction) {
|
|
EoBMonsterProperty *p = &_monsterProps[m->type];
|
|
int obl = m->block;
|
|
|
|
if (destBlock != m->block && destBlock != -1) {
|
|
if (m->flags & 8) {
|
|
if (getBlockDistance(destBlock, _currentBlock) < getBlockDistance(m->block, _currentBlock))
|
|
return false;
|
|
}
|
|
|
|
if (destBlock == _currentBlock)
|
|
return false;
|
|
|
|
if (direction == -1)
|
|
direction = m->dir;
|
|
|
|
LevelBlockProperty *l = &_levelBlockProperties[destBlock];
|
|
uint8 w = l->walls[direction ^ 2];
|
|
|
|
if (!(_wllWallFlags[w] & 4)) {
|
|
if (_flags.gameID == GI_EOB1 || !(p->capsFlags & 0x1000) || _wllShapeMap[w] != -1)
|
|
return false;
|
|
|
|
if (_wllWallFlags[w] & 0x20) {
|
|
if (p->capsFlags & 4 && m->type == 1)
|
|
l->walls[direction] = l->walls[direction ^ 2] = 72;
|
|
else
|
|
openDoor(destBlock);
|
|
}
|
|
|
|
if (direction != -1) {
|
|
m->dir = direction;
|
|
checkSceneUpdateNeed(m->block);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
if ((l->flags & 7) && destBlock) {
|
|
int pos = getNextMonsterPos(m, destBlock);
|
|
if (pos == -1)
|
|
return false;
|
|
m->pos = pos;
|
|
}
|
|
|
|
placeMonster(m, destBlock, direction);
|
|
direction = -1;
|
|
}
|
|
|
|
if (direction != -1)
|
|
m->dir = direction;
|
|
|
|
checkSceneUpdateNeed(obl);
|
|
if (!_partyResting && p->sound2 > 0)
|
|
snd_processEnvironmentalSoundEffect(p->sound2, m->block);
|
|
|
|
return true;
|
|
}
|
|
|
|
void EoBCoreEngine::updateMonsterFollowPath(EoBMonsterInPlay *m, int turnSteps) {
|
|
if (!walkMonsterNextStep(m, calcNewBlockPosition(m->block, m->dir), -1)) {
|
|
m->dir = (m->dir + turnSteps) & 3;
|
|
walkMonsterNextStep(m, -1, m->dir);
|
|
}
|
|
}
|
|
|
|
void EoBCoreEngine::updateMonstersStraying(EoBMonsterInPlay *m, int a) {
|
|
if (m->f_9 >= 0) {
|
|
if (m->f_9 == 0)
|
|
updateMonsterFollowPath(m, -a);
|
|
|
|
int8 d = (m->dir + a) & 3;
|
|
uint16 bl = calcNewBlockPosition(m->block, d);
|
|
uint8 flg = _wllWallFlags[_levelBlockProperties[bl].walls[_dscBlockMap[d]]] & 4;
|
|
|
|
if (m->f_9 == 0) {
|
|
if (!flg)
|
|
m->f_9 = -1;
|
|
return;
|
|
}
|
|
|
|
if (flg) {
|
|
walkMonsterNextStep(m, -1, d);
|
|
m->f_9 = -1;
|
|
return;
|
|
}
|
|
}
|
|
|
|
if (walkMonsterNextStep(m, calcNewBlockPosition(m->block, m->dir), -1)) {
|
|
m->f_9 = 1;
|
|
} else {
|
|
walkMonsterNextStep(m, -1, (m->dir - a) & 3);
|
|
m->f_9 = 0;
|
|
}
|
|
}
|
|
|
|
void EoBCoreEngine::updateMonstersSpellStatus(EoBMonsterInPlay *m) {
|
|
if (m->spellStatusLeft) {
|
|
if (!--m->spellStatusLeft)
|
|
m->mode = 0;
|
|
}
|
|
}
|
|
|
|
void EoBCoreEngine::setBlockMonsterDirection(int block, int dir) {
|
|
for (int i = 0; i < 30; i++) {
|
|
if (_monsters[i].block != block || _monsters[i].dir == dir)
|
|
continue;
|
|
_monsters[i].dir = dir;
|
|
_monsters[i].directionChanged = 1;
|
|
}
|
|
}
|
|
|
|
} // End of namespace Kyra
|
|
|
|
#endif // ENABLE_EOB
|