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monster.cpp
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monster.cpp
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/**
* @file monster.cpp
*
* The Forgotten Server - a free and open-source MMORPG server emulator
* Copyright (C) 2019 Mark Samman <mark.samman@gmail.com>
*
* 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.
*/
#include "otpch.h"
#include "creatures/monsters/monster.h"
#include "game/game.h"
#include "creatures/combat/spells.h"
#include "lua/creature/events.h"
int32_t Monster::despawnRange;
int32_t Monster::despawnRadius;
uint32_t Monster::monsterAutoID = 0x40000000;
Monster* Monster::createMonster(const std::string& name)
{
MonsterType* mType = g_monsters().getMonsterType(name);
if (!mType) {
return nullptr;
}
return new Monster(mType);
}
Monster::Monster(MonsterType* mType) :
Creature(),
strDescription(asLowerCaseString(mType->nameDescription)),
mType(mType)
{
defaultOutfit = mType->info.outfit;
currentOutfit = mType->info.outfit;
skull = mType->info.skull;
float multiplier = g_configManager().getFloat(RATE_MONSTER_HEALTH);
health = mType->info.health*multiplier;
healthMax = mType->info.healthMax*multiplier;
baseSpeed = mType->info.baseSpeed;
internalLight = mType->info.light;
hiddenHealth = mType->info.hiddenHealth;
targetDistance = mType->info.targetDistance;
// Register creature events
for (const std::string& scriptName : mType->info.scripts) {
if (!registerCreatureEvent(scriptName)) {
SPDLOG_WARN("[Monster::Monster] - "
"Unknown event name: {}", scriptName);
}
}
}
Monster::~Monster()
{
clearTargetList();
clearFriendList();
}
void Monster::addList()
{
g_game().addMonster(this);
}
void Monster::removeList()
{
g_game().removeMonster(this);
}
bool Monster::canSee(const Position& pos) const
{
return Creature::canSee(getPosition(), pos, 10, 10); //jlcvp FIX - range 10 Avoids killing monster without reaction
}
bool Monster::canWalkOnFieldType(CombatType_t combatType) const
{
switch (combatType) {
case COMBAT_ENERGYDAMAGE:
return mType->info.canWalkOnEnergy;
case COMBAT_FIREDAMAGE:
return mType->info.canWalkOnFire;
case COMBAT_EARTHDAMAGE:
return mType->info.canWalkOnPoison;
default:
return true;
}
}
uint32_t Monster::getReflectValue(CombatType_t reflectType) const {
auto it = mType->info.reflectMap.find(reflectType);
if (it != mType->info.reflectMap.end()) {
return it->second;
}
return 0;
}
uint32_t Monster::getHealingCombatValue(CombatType_t healingType) const {
auto it = mType->info.healingMap.find(healingType);
if (it != mType->info.healingMap.end()) {
return it->second;
}
return 0;
}
void Monster::onAttackedCreatureDisappear(bool)
{
attackTicks = 0;
extraMeleeAttack = true;
}
void Monster::onCreatureAppear(Creature* creature, bool isLogin)
{
Creature::onCreatureAppear(creature, isLogin);
if (mType->info.creatureAppearEvent != -1) {
// onCreatureAppear(self, creature)
LuaScriptInterface* scriptInterface = mType->info.scriptInterface;
if (!scriptInterface->reserveScriptEnv()) {
SPDLOG_ERROR("[Monster::onCreatureAppear - Monster {} creature {}] "
"Call stack overflow. Too many lua script calls being nested.",
getName(), creature->getName());
return;
}
ScriptEnvironment* env = scriptInterface->getScriptEnv();
env->setScriptId(mType->info.creatureAppearEvent, scriptInterface);
lua_State* L = scriptInterface->getLuaState();
scriptInterface->pushFunction(mType->info.creatureAppearEvent);
LuaScriptInterface::pushUserdata<Monster>(L, this);
LuaScriptInterface::setMetatable(L, -1, "Monster");
LuaScriptInterface::pushUserdata<Creature>(L, creature);
LuaScriptInterface::setCreatureMetatable(L, -1, creature);
if (scriptInterface->callFunction(2)) {
return;
}
}
if (creature == this) {
//We just spawned lets look around to see who is there.
if (isSummon()) {
isMasterInRange = canSee(getMaster()->getPosition());
}
updateTargetList();
updateIdleStatus();
} else {
onCreatureEnter(creature);
}
}
void Monster::onRemoveCreature(Creature* creature, bool isLogout)
{
Creature::onRemoveCreature(creature, isLogout);
if (mType->info.creatureDisappearEvent != -1) {
// onCreatureDisappear(self, creature)
LuaScriptInterface* scriptInterface = mType->info.scriptInterface;
if (!scriptInterface->reserveScriptEnv()) {
SPDLOG_ERROR("[Monster::onCreatureDisappear - Monster {} creature {}] "
"Call stack overflow. Too many lua script calls being nested.",
getName(), creature->getName());
return;
}
ScriptEnvironment* env = scriptInterface->getScriptEnv();
env->setScriptId(mType->info.creatureDisappearEvent, scriptInterface);
lua_State* L = scriptInterface->getLuaState();
scriptInterface->pushFunction(mType->info.creatureDisappearEvent);
LuaScriptInterface::pushUserdata<Monster>(L, this);
LuaScriptInterface::setMetatable(L, -1, "Monster");
LuaScriptInterface::pushUserdata<Creature>(L, creature);
LuaScriptInterface::setCreatureMetatable(L, -1, creature);
if (scriptInterface->callFunction(2)) {
return;
}
}
if (creature == this) {
if (spawnMonster) {
spawnMonster->startSpawnMonsterCheck();
}
setIdle(true);
} else {
onCreatureLeave(creature);
}
}
void Monster::onCreatureMove(Creature* creature, const Tile* newTile, const Position& newPos,
const Tile* oldTile, const Position& oldPos, bool teleport)
{
Creature::onCreatureMove(creature, newTile, newPos, oldTile, oldPos, teleport);
if (mType->info.creatureMoveEvent != -1) {
// onCreatureMove(self, creature, oldPosition, newPosition)
LuaScriptInterface* scriptInterface = mType->info.scriptInterface;
if (!scriptInterface->reserveScriptEnv()) {
SPDLOG_ERROR("[Monster::onCreatureMove - Monster {} creature {}] "
"Call stack overflow. Too many lua script calls being nested.",
getName(), creature->getName());
return;
}
ScriptEnvironment* env = scriptInterface->getScriptEnv();
env->setScriptId(mType->info.creatureMoveEvent, scriptInterface);
lua_State* L = scriptInterface->getLuaState();
scriptInterface->pushFunction(mType->info.creatureMoveEvent);
LuaScriptInterface::pushUserdata<Monster>(L, this);
LuaScriptInterface::setMetatable(L, -1, "Monster");
LuaScriptInterface::pushUserdata<Creature>(L, creature);
LuaScriptInterface::setCreatureMetatable(L, -1, creature);
LuaScriptInterface::pushPosition(L, oldPos);
LuaScriptInterface::pushPosition(L, newPos);
if (scriptInterface->callFunction(4)) {
return;
}
}
if (creature == this) {
if (isSummon()) {
isMasterInRange = canSee(getMaster()->getPosition());
}
updateTargetList();
updateIdleStatus();
} else {
bool canSeeNewPos = canSee(newPos);
bool canSeeOldPos = canSee(oldPos);
if (canSeeNewPos && !canSeeOldPos) {
onCreatureEnter(creature);
} else if (!canSeeNewPos && canSeeOldPos) {
onCreatureLeave(creature);
}
if (canSeeNewPos && isSummon() && getMaster() == creature) {
isMasterInRange = true; //Follow master again
}
updateIdleStatus();
if (!isSummon()) {
if (followCreature) {
const Position& followPosition = followCreature->getPosition();
const Position& pos = getPosition();
int32_t offset_x = Position::getDistanceX(followPosition, pos);
int32_t offset_y = Position::getDistanceY(followPosition, pos);
if ((offset_x > 1 || offset_y > 1) && mType->info.changeTargetChance > 0) {
Direction dir = getDirectionTo(pos, followPosition);
const Position& checkPosition = getNextPosition(dir, pos);
const Tile* nextTile = g_game().map.getTile(checkPosition);
if (nextTile) {
Creature* topCreature = nextTile->getTopCreature();
if (topCreature && followCreature != topCreature && isOpponent(topCreature)) {
selectTarget(topCreature);
}
}
}
} else if (isOpponent(creature)) {
//we have no target lets try pick this one
selectTarget(creature);
}
}
}
}
void Monster::onCreatureSay(Creature* creature, SpeakClasses type, const std::string& text)
{
Creature::onCreatureSay(creature, type, text);
if (mType->info.creatureSayEvent != -1) {
// onCreatureSay(self, creature, type, message)
LuaScriptInterface* scriptInterface = mType->info.scriptInterface;
if (!scriptInterface->reserveScriptEnv()) {
SPDLOG_ERROR("Monster {} creature {}] Call stack overflow. Too many lua "
"script calls being nested.", getName(), creature->getName());
return;
}
ScriptEnvironment* env = scriptInterface->getScriptEnv();
env->setScriptId(mType->info.creatureSayEvent, scriptInterface);
lua_State* L = scriptInterface->getLuaState();
scriptInterface->pushFunction(mType->info.creatureSayEvent);
LuaScriptInterface::pushUserdata<Monster>(L, this);
LuaScriptInterface::setMetatable(L, -1, "Monster");
LuaScriptInterface::pushUserdata<Creature>(L, creature);
LuaScriptInterface::setCreatureMetatable(L, -1, creature);
lua_pushnumber(L, type);
LuaScriptInterface::pushString(L, text);
scriptInterface->callVoidFunction(4);
}
}
void Monster::addFriend(Creature* creature)
{
assert(creature != this);
auto result = friendList.insert(creature);
if (result.second) {
creature->incrementReferenceCounter();
}
}
void Monster::removeFriend(Creature* creature)
{
auto it = friendList.find(creature);
if (it != friendList.end()) {
creature->decrementReferenceCounter();
friendList.erase(it);
}
}
void Monster::addTarget(Creature* creature, bool pushFront/* = false*/)
{
assert(creature != this);
if (std::find(targetList.begin(), targetList.end(), creature) == targetList.end()) {
creature->incrementReferenceCounter();
if (pushFront) {
targetList.push_front(creature);
} else {
targetList.push_back(creature);
}
if(!master && getFaction() != FACTION_DEFAULT && creature->getPlayer())
totalPlayersOnScreen++;
}
}
void Monster::removeTarget(Creature* creature)
{
if (!creature) {
return;
}
auto it = std::find(targetList.begin(), targetList.end(), creature);
if (it != targetList.end()) {
creature->decrementReferenceCounter();
targetList.erase(it);
if (!master && getFaction() != FACTION_DEFAULT && creature->getPlayer()) {
totalPlayersOnScreen--;
}
}
}
void Monster::updateTargetList()
{
auto friendIterator = friendList.begin();
while (friendIterator != friendList.end()) {
Creature* creature = *friendIterator;
if (creature->getHealth() <= 0 || !canSee(creature->getPosition())) {
creature->decrementReferenceCounter();
friendIterator = friendList.erase(friendIterator);
} else {
++friendIterator;
}
}
auto targetIterator = targetList.begin();
while (targetIterator != targetList.end()) {
Creature* creature = *targetIterator;
if (creature->getHealth() <= 0 || !canSee(creature->getPosition())) {
creature->decrementReferenceCounter();
targetIterator = targetList.erase(targetIterator);
} else {
++targetIterator;
}
}
SpectatorHashSet spectators;
g_game().map.getSpectators(spectators, position, true);
spectators.erase(this);
for (Creature* spectator : spectators) {
if (canSee(spectator->getPosition())) {
onCreatureFound(spectator);
}
}
}
void Monster::clearTargetList()
{
for (Creature* creature : targetList) {
creature->decrementReferenceCounter();
}
targetList.clear();
}
void Monster::clearFriendList()
{
for (Creature* creature : friendList) {
creature->decrementReferenceCounter();
}
friendList.clear();
}
void Monster::onCreatureFound(Creature* creature, bool pushFront/* = false*/)
{
if (isFriend(creature)) {
addFriend(creature);
}
if (isOpponent(creature)) {
addTarget(creature, pushFront);
}
updateIdleStatus();
}
void Monster::onCreatureEnter(Creature* creature)
{
if (getMaster() == creature) {
//Follow master again
isMasterInRange = true;
}
onCreatureFound(creature, true);
}
bool Monster::isFriend(const Creature* creature) const
{
if (isSummon() && getMaster()->getPlayer()) {
const Player* masterPlayer = getMaster()->getPlayer();
const Player* tmpPlayer = nullptr;
if (creature->getPlayer()) {
tmpPlayer = creature->getPlayer();
} else {
const Creature* creatureMaster = creature->getMaster();
if (creatureMaster && creatureMaster->getPlayer()) {
tmpPlayer = creatureMaster->getPlayer();
}
}
if (tmpPlayer && (tmpPlayer == getMaster() || masterPlayer->isPartner(tmpPlayer))) {
return true;
}
} else if (creature->getMonster() && !creature->isSummon()) {
return true;
}
return false;
}
bool Monster::isOpponent(const Creature* creature) const
{
if (isSummon() && getMaster()->getPlayer()) {
if (creature != getMaster()) {
return true;
}
} else if (creature->getPlayer() && creature->getPlayer()->hasFlag(PlayerFlag_IgnoredByMonsters)) {
return false;
} else {
if (getFaction() != FACTION_DEFAULT) {
return isEnemyFaction(creature->getFaction()) || creature->getFaction() == FACTION_PLAYER;
}
if ((creature->getPlayer()) || (creature->getMaster() && creature->getMaster()->getPlayer())) {
return true;
}
}
return false;
}
void Monster::onCreatureLeave(Creature* creature)
{
if (getMaster() == creature) {
//Take random steps and only use defense abilities (e.g. heal) until its master comes back
isMasterInRange = false;
}
//update friendList
if (isFriend(creature)) {
removeFriend(creature);
}
//update targetList
if (isOpponent(creature)) {
removeTarget(creature);
if (targetList.empty()) {
updateIdleStatus();
}
}
}
bool Monster::searchTarget(TargetSearchType_t searchType /*= TARGETSEARCH_DEFAULT*/)
{
if (searchType == TARGETSEARCH_DEFAULT) {
int32_t rnd = uniform_random(1, 100);
searchType = TARGETSEARCH_NEAREST;
int32_t sum = this->mType->info.strategiesTargetNearest;
if (rnd > sum) {
searchType = TARGETSEARCH_HP;
sum += this->mType->info.strategiesTargetHealth;
if (rnd > sum) {
searchType = TARGETSEARCH_DAMAGE;
sum += this->mType->info.strategiesTargetDamage;
if (rnd > sum) {
searchType = TARGETSEARCH_RANDOM;
}
}
}
}
std::list<Creature*> resultList;
const Position& myPos = getPosition();
for (Creature* creature : targetList) {
if (isTarget(creature)) {
if ((this->targetDistance == 1) || canUseAttack(myPos, creature)) {
resultList.push_back(creature);
}
}
}
if (resultList.empty()) {
return false;
}
Creature* getTarget = nullptr;
switch (searchType) {
case TARGETSEARCH_NEAREST: {
getTarget = nullptr;
if (!resultList.empty()) {
auto it = resultList.begin();
getTarget = *it;
if (++it != resultList.end()) {
const Position& targetPosition = getTarget->getPosition();
int32_t minRange = std::max<int32_t>(Position::getDistanceX(myPos, targetPosition), Position::getDistanceY(myPos, targetPosition));
do {
const Position& pos = (*it)->getPosition();
int32_t distance = std::max<int32_t>(Position::getDistanceX(myPos, pos), Position::getDistanceY(myPos, pos));
if (distance < minRange) {
getTarget = *it;
minRange = distance;
}
} while (++it != resultList.end());
}
} else {
int32_t minRange = std::numeric_limits<int32_t>::max();
for (Creature* creature : targetList) {
if (!isTarget(creature)) {
continue;
}
const Position& pos = creature->getPosition();
int32_t distance = std::max<int32_t>(Position::getDistanceX(myPos, pos), Position::getDistanceY(myPos, pos));
if (distance < minRange) {
getTarget = creature;
minRange = distance;
}
}
}
if (getTarget && selectTarget(getTarget)) {
return true;
}
break;
}
case TARGETSEARCH_HP: {
getTarget = nullptr;
if (!resultList.empty()) {
auto it = resultList.begin();
getTarget = *it;
if (++it != resultList.end()) {
int32_t minHp = getTarget->getHealth();
do {
if ((*it)->getHealth() < minHp) {
getTarget = *it;
minHp = getTarget->getHealth();
}
} while (++it != resultList.end());
}
}
if (getTarget && selectTarget(getTarget)) {
return true;
}
break;
}
case TARGETSEARCH_DAMAGE: {
getTarget = nullptr;
if (!resultList.empty()) {
auto it = resultList.begin();
getTarget = *it;
if (++it != resultList.end()) {
int32_t mostDamage = 0;
do {
const auto& dmg = damageMap.find((*it)->getID());
if (dmg != damageMap.end()) {
if (dmg->second.total > mostDamage) {
mostDamage = dmg->second.total;
getTarget = *it;
}
}
} while (++it != resultList.end());
}
}
if (getTarget && selectTarget(getTarget)) {
return true;
}
break;
}
case TARGETSEARCH_RANDOM:
default: {
if (!resultList.empty()) {
auto it = resultList.begin();
std::advance(it, uniform_random(0, resultList.size() - 1));
return selectTarget(*it);
}
break;
}
}
//lets just pick the first target in the list
for (Creature* target : targetList) {
if (selectTarget(target)) {
return true;
}
}
return false;
}
void Monster::onFollowCreatureComplete(const Creature* creature)
{
if (creature) {
auto it = std::find(targetList.begin(), targetList.end(), creature);
if (it != targetList.end()) {
Creature* target = (*it);
targetList.erase(it);
if (hasFollowPath) {
targetList.push_front(target);
} else if (!isSummon()) {
targetList.push_back(target);
} else {
target->decrementReferenceCounter();
}
}
}
}
BlockType_t Monster::blockHit(Creature* attacker, CombatType_t combatType, int32_t& damage,
bool checkDefense /* = false*/, bool checkArmor /* = false*/, bool /* field = false */)
{
BlockType_t blockType = Creature::blockHit(attacker, combatType, damage, checkDefense, checkArmor);
if (damage != 0) {
int32_t elementMod = 0;
auto it = mType->info.elementMap.find(combatType);
if (it != mType->info.elementMap.end()) {
elementMod = it->second;
}
if (elementMod != 0) {
damage = static_cast<int32_t>(std::round(damage * ((100 - elementMod) / 100.)));
if (damage <= 0) {
damage = 0;
blockType = BLOCK_ARMOR;
}
}
}
return blockType;
}
bool Monster::isTarget(const Creature* creature) const
{
if (creature->isRemoved() || !creature->isAttackable() ||
creature->getZone() == ZONE_PROTECTION || !canSeeCreature(creature)) {
return false;
}
if (creature->getPosition().z != getPosition().z) {
return false;
}
Faction_t targetFaction = creature->getFaction();
if (getFaction() != FACTION_DEFAULT) {
return isEnemyFaction(targetFaction);
}
return true;
}
bool Monster::selectTarget(Creature* creature)
{
if (!isTarget(creature)) {
return false;
}
auto it = std::find(targetList.begin(), targetList.end(), creature);
if (it == targetList.end()) {
//Target not found in our target list.
return false;
}
if (isHostile() || isSummon()) {
if (setAttackedCreature(creature) && !isSummon()) {
g_dispatcher().addTask(createTask(std::bind(&Game::checkCreatureAttack, &g_game(), getID())));
}
}
return setFollowCreature(creature);
}
void Monster::setIdle(bool idle)
{
if (isRemoved() || getHealth() <= 0) {
return;
}
isIdle = idle;
if (!isIdle) {
g_game().addCreatureCheck(this);
} else {
onIdleStatus();
clearTargetList();
clearFriendList();
Game::removeCreatureCheck(this);
}
}
void Monster::updateIdleStatus()
{
bool idle = false;
if (conditions.empty()) {
if (!isSummon() && targetList.empty()) {
idle = true;
}
else if ((!master || master->getMonster()) && getFaction() != FACTION_DEFAULT && (totalPlayersOnScreen == 0 && (!master || master->getMonster()->totalPlayersOnScreen == 0))) {
idle = true;
}
}
setIdle(idle);
}
void Monster::onAddCondition(ConditionType_t type)
{
if (type == CONDITION_FIRE || type == CONDITION_ENERGY || type == CONDITION_POISON) {
ignoreFieldDamage = true;
updateMapCache();
}
updateIdleStatus();
}
void Monster::onEndCondition(ConditionType_t type)
{
if (type == CONDITION_FIRE || type == CONDITION_ENERGY || type == CONDITION_POISON) {
ignoreFieldDamage = false;
updateMapCache();
}
updateIdleStatus();
}
void Monster::onThink(uint32_t interval)
{
Creature::onThink(interval);
if (mType->info.thinkEvent != -1) {
// onThink(self, interval)
LuaScriptInterface* scriptInterface = mType->info.scriptInterface;
if (!scriptInterface->reserveScriptEnv()) {
SPDLOG_ERROR("Monster {} Call stack overflow. Too many lua script calls "
"being nested.", getName());
return;
}
ScriptEnvironment* env = scriptInterface->getScriptEnv();
env->setScriptId(mType->info.thinkEvent, scriptInterface);
lua_State* L = scriptInterface->getLuaState();
scriptInterface->pushFunction(mType->info.thinkEvent);
LuaScriptInterface::pushUserdata<Monster>(L, this);
LuaScriptInterface::setMetatable(L, -1, "Monster");
lua_pushnumber(L, interval);
if (scriptInterface->callFunction(2)) {
return;
}
}
if (challengeMeleeDuration != 0) {
challengeMeleeDuration -= interval;
if (challengeMeleeDuration <= 0) {
challengeMeleeDuration = 0;
targetDistance = mType->info.targetDistance;
g_game().updateCreatureIcon(this);
}
}
if (!mType->canSpawn(position)) {
g_game().removeCreature(this);
}
if (!isInSpawnRange(position)) {
g_game().internalTeleport(this, masterPos);
setIdle(true);
} else {
updateIdleStatus();
if (!isIdle) {
addEventWalk();
if (isSummon()) {
if (!attackedCreature) {
if (getMaster() && getMaster()->getAttackedCreature()) {
//This happens if the monster is summoned during combat
selectTarget(getMaster()->getAttackedCreature());
} else if (getMaster() != followCreature) {
//Our master has not ordered us to attack anything, lets follow him around instead.
setFollowCreature(getMaster());
}
} else if (attackedCreature == this) {
setFollowCreature(nullptr);
} else if (followCreature != attackedCreature) {
//This happens just after a master orders an attack, so lets follow it aswell.
setFollowCreature(attackedCreature);
}
} else if (!targetList.empty()) {
if (!followCreature || !hasFollowPath) {
searchTarget(TARGETSEARCH_NEAREST);
} else if (isFleeing()) {
if (attackedCreature && !canUseAttack(getPosition(), attackedCreature)) {
searchTarget(TARGETSEARCH_DEFAULT);
}
}
}
onThinkTarget(interval);
onThinkYell(interval);
onThinkDefense(interval);
}
}
}
void Monster::doAttacking(uint32_t interval)
{
if (!attackedCreature || (isSummon() && attackedCreature == this)) {
return;
}
bool updateLook = true;
bool resetTicks = interval != 0;
attackTicks += interval;
const Position& myPos = getPosition();
const Position& targetPos = attackedCreature->getPosition();
for (const spellBlock_t& spellBlock : mType->info.attackSpells) {
bool inRange = false;
if (attackedCreature == nullptr) {
break;
}
if(spellBlock.isMelee && isFleeing()){
continue;
}
if (canUseSpell(myPos, targetPos, spellBlock, interval, inRange, resetTicks)) {
if (spellBlock.chance >= static_cast<uint32_t>(uniform_random(1, 100))) {
if (updateLook) {
updateLookDirection();
updateLook = false;
}
float multiplier;
if (maxCombatValue > 0) { //defense
multiplier = g_configManager().getFloat(RATE_MONSTER_DEFENSE);
} else { //attack
multiplier = g_configManager().getFloat(RATE_MONSTER_ATTACK);
}
minCombatValue = spellBlock.minCombatValue * multiplier;
maxCombatValue = spellBlock.maxCombatValue * multiplier;
spellBlock.spell->castSpell(this, attackedCreature);
if (spellBlock.isMelee) {
extraMeleeAttack = false;
}
}
}
if (!inRange && spellBlock.isMelee) {
//melee swing out of reach
extraMeleeAttack = true;
}
}
if (updateLook) {
updateLookDirection();
}
if (resetTicks) {
attackTicks = 0;
}
}
bool Monster::canUseAttack(const Position& pos, const Creature* target) const
{
if (isHostile()) {
const Position& targetPos = target->getPosition();
uint32_t distance = std::max<uint32_t>(Position::getDistanceX(pos, targetPos), Position::getDistanceY(pos, targetPos));
for (const spellBlock_t& spellBlock : mType->info.attackSpells) {
if (spellBlock.range != 0 && distance <= spellBlock.range) {
return g_game().isSightClear(pos, targetPos, true);
}
}
return false;
}
return true;
}
bool Monster::canUseSpell(const Position& pos, const Position& targetPos,
const spellBlock_t& sb, uint32_t interval, bool& inRange, bool& resetTicks)
{
inRange = true;
if (sb.isMelee && isFleeing()) {
return false;
}
if (extraMeleeAttack) {
lastMeleeAttack = OTSYS_TIME();
} else if (sb.isMelee && (OTSYS_TIME() - lastMeleeAttack) < 1500) {
return false;
}
if (!sb.isMelee || !extraMeleeAttack) {
if (sb.speed > attackTicks) {
resetTicks = false;
return false;
}
if (attackTicks % sb.speed >= interval) {
//already used this spell for this round
return false;
}
}
if (sb.range != 0 && std::max<uint32_t>(Position::getDistanceX(pos, targetPos), Position::getDistanceY(pos, targetPos)) > sb.range) {
inRange = false;
return false;
}
return true;
}
void Monster::onThinkTarget(uint32_t interval)
{
if (!isSummon()) {
if (mType->info.changeTargetSpeed != 0) {
bool canChangeTarget = true;
if (challengeFocusDuration > 0) {
challengeFocusDuration -= interval;