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creature.cpp
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/**
* The Forgotten Server - a free and open-source MMORPG server emulator
* Copyright (C) 2015 Mark Samman <[email protected]>
*
* 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 "creature.h"
#include "game.h"
#include "player.h"
#include "npc.h"
#include "monster.h"
#include "container.h"
#include "condition.h"
#include "combat.h"
#include "configmanager.h"
#include "scheduler.h"
double Creature::speedA = 857.36;
double Creature::speedB = 261.29;
double Creature::speedC = -4795.01;
extern Game g_game;
extern ConfigManager g_config;
extern CreatureEvents* g_creatureEvents;
Creature::Creature() :
localMapCache(), isInternalRemoved(false)
{
referenceCounter = 0;
id = 0;
_tile = nullptr;
direction = DIRECTION_SOUTH;
master = nullptr;
lootDrop = true;
skillLoss = true;
health = 1000;
healthMax = 1000;
mana = 0;
lastStep = 0;
lastStepCost = 1;
baseSpeed = 220;
varSpeed = 0;
followCreature = nullptr;
hasFollowPath = false;
eventWalk = 0;
cancelNextWalk = false;
forceUpdateFollowPath = false;
isMapLoaded = false;
isUpdatingPath = false;
attackedCreature = nullptr;
lastHitCreature = 0;
blockCount = 0;
blockTicks = 0;
walkUpdateTicks = 0;
creatureCheck = false;
inCheckCreaturesVector = false;
scriptEventsBitField = 0;
hiddenHealth = false;
skull = SKULL_NONE;
onIdleStatus();
}
Creature::~Creature()
{
for (Creature* summon : summons) {
summon->setAttackedCreature(nullptr);
summon->setMaster(nullptr);
summon->decrementReferenceCounter();
}
for (Condition* condition : conditions) {
condition->endCondition(this);
delete condition;
}
}
bool Creature::canSee(const Position& myPos, const Position& pos, int32_t viewRangeX, int32_t viewRangeY)
{
if (myPos.z <= 7) {
//we are on ground level or above (7 -> 0)
//view is from 7 -> 0
if (pos.z > 7) {
return false;
}
} else if (myPos.z >= 8) {
//we are underground (8 -> 15)
//view is +/- 2 from the floor we stand on
if (Position::getDistanceZ(myPos, pos) > 2) {
return false;
}
}
const int_fast32_t offsetz = myPos.getZ() - pos.getZ();
return (pos.getX() >= myPos.getX() - viewRangeX + offsetz) && (pos.getX() <= myPos.getX() + viewRangeX + offsetz)
&& (pos.getY() >= myPos.getY() - viewRangeY + offsetz) && (pos.getY() <= myPos.getY() + viewRangeY + offsetz);
}
bool Creature::canSee(const Position& pos) const
{
return canSee(getPosition(), pos, Map::maxViewportX, Map::maxViewportY);
}
bool Creature::canSeeCreature(const Creature* creature) const
{
if (!canSeeInvisibility() && creature->isInvisible()) {
return false;
}
return true;
}
void Creature::setSkull(Skulls_t newSkull)
{
skull = newSkull;
g_game.updateCreatureSkull(this);
}
int64_t Creature::getTimeSinceLastMove() const
{
if (lastStep) {
return OTSYS_TIME() - lastStep;
}
return std::numeric_limits<int64_t>::max();
}
int32_t Creature::getWalkDelay(Direction dir) const
{
if (lastStep == 0) {
return 0;
}
int64_t ct = OTSYS_TIME();
int64_t stepDuration = getStepDuration(dir);
return stepDuration - (ct - lastStep);
}
int32_t Creature::getWalkDelay() const
{
//Used for auto-walking
if (lastStep == 0) {
return 0;
}
int64_t ct = OTSYS_TIME();
int64_t stepDuration = getStepDuration() * lastStepCost;
return stepDuration - (ct - lastStep);
}
void Creature::onThink(uint32_t interval)
{
if (!isMapLoaded && useCacheMap()) {
isMapLoaded = true;
updateMapCache();
}
if (followCreature && master != followCreature && !canSeeCreature(followCreature)) {
onCreatureDisappear(followCreature, false);
}
if (attackedCreature && master != attackedCreature && !canSeeCreature(attackedCreature)) {
onCreatureDisappear(attackedCreature, false);
}
blockTicks += interval;
if (blockTicks >= 1000) {
blockCount = std::min<uint32_t>(blockCount + 1, 2);
blockTicks = 0;
}
if (followCreature) {
walkUpdateTicks += interval;
if (forceUpdateFollowPath || walkUpdateTicks >= 2000) {
walkUpdateTicks = 0;
forceUpdateFollowPath = false;
isUpdatingPath = true;
}
}
if (isUpdatingPath) {
isUpdatingPath = false;
goToFollowCreature();
}
//scripting event - onThink
const CreatureEventList& thinkEvents = getCreatureEvents(CREATURE_EVENT_THINK);
for (CreatureEvent* thinkEvent : thinkEvents) {
thinkEvent->executeOnThink(this, interval);
}
}
void Creature::onAttacking(uint32_t interval)
{
if (!attackedCreature) {
return;
}
onAttacked();
attackedCreature->onAttacked();
if (g_game.isSightClear(getPosition(), attackedCreature->getPosition(), true)) {
doAttacking(interval);
}
}
void Creature::onIdleStatus()
{
if (getHealth() > 0) {
damageMap.clear();
lastHitCreature = 0;
}
}
void Creature::onWalk()
{
if (getWalkDelay() <= 0) {
Direction dir;
uint32_t flags = FLAG_IGNOREFIELDDAMAGE;
if (getNextStep(dir, flags)) {
ReturnValue ret = g_game.internalMoveCreature(this, dir, flags);
if (ret != RETURNVALUE_NOERROR) {
if (Player* player = getPlayer()) {
player->sendCancelMessage(ret);
player->sendCancelWalk();
}
forceUpdateFollowPath = true;
}
} else {
if (listWalkDir.empty()) {
onWalkComplete();
}
stopEventWalk();
}
}
if (cancelNextWalk) {
listWalkDir.clear();
onWalkAborted();
cancelNextWalk = false;
}
if (eventWalk != 0) {
eventWalk = 0;
addEventWalk();
}
}
void Creature::onWalk(Direction& dir)
{
if (hasCondition(CONDITION_DRUNK)) {
uint32_t r = uniform_random(0, 20);
if (r <= DIRECTION_DIAGONAL_MASK) {
if (r < DIRECTION_DIAGONAL_MASK) {
dir = static_cast<Direction>(r);
}
g_game.internalCreatureSay(this, TALKTYPE_MONSTER_SAY, "Hicks!", false);
}
}
}
bool Creature::getNextStep(Direction& dir, uint32_t&)
{
if (listWalkDir.empty()) {
return false;
}
dir = listWalkDir.front();
listWalkDir.pop_front();
onWalk(dir);
return true;
}
void Creature::startAutoWalk(const std::forward_list<Direction>& listDir)
{
listWalkDir = listDir;
size_t size = 0;
for (auto it = listDir.begin(); it != listDir.end() && size <= 1; ++it) {
size++;
}
addEventWalk(size == 1);
}
void Creature::addEventWalk(bool firstStep)
{
cancelNextWalk = false;
if (getStepSpeed() <= 0) {
return;
}
if (eventWalk != 0) {
return;
}
int64_t ticks = getEventStepTicks(firstStep);
if (ticks <= 0) {
return;
}
// Take first step right away, but still queue the next
if (ticks == 1) {
g_game.checkCreatureWalk(getID());
}
eventWalk = g_scheduler.addEvent(createSchedulerTask(ticks, std::bind(&Game::checkCreatureWalk, &g_game, getID())));
}
void Creature::stopEventWalk()
{
if (eventWalk != 0) {
g_scheduler.stopEvent(eventWalk);
eventWalk = 0;
}
}
void Creature::updateMapCache()
{
Tile* tile;
const Position& myPos = getPosition();
Position pos(0, 0, myPos.z);
for (int32_t y = -maxWalkCacheHeight; y <= maxWalkCacheHeight; ++y) {
for (int32_t x = -maxWalkCacheWidth; x <= maxWalkCacheWidth; ++x) {
pos.x = myPos.getX() + x;
pos.y = myPos.getY() + y;
tile = g_game.map.getTile(pos);
updateTileCache(tile, pos);
}
}
}
void Creature::updateTileCache(const Tile* tile, int32_t dx, int32_t dy)
{
if (std::abs(dx) <= maxWalkCacheWidth && std::abs(dy) <= maxWalkCacheHeight) {
localMapCache[maxWalkCacheHeight + dy][maxWalkCacheWidth + dx] = tile && tile->queryAdd(0, *this, 1, FLAG_PATHFINDING | FLAG_IGNOREFIELDDAMAGE) == RETURNVALUE_NOERROR;
}
}
void Creature::updateTileCache(const Tile* tile, const Position& pos)
{
const Position& myPos = getPosition();
if (pos.z == myPos.z) {
int32_t dx = Position::getOffsetX(pos, myPos);
int32_t dy = Position::getOffsetY(pos, myPos);
updateTileCache(tile, dx, dy);
}
}
int32_t Creature::getWalkCache(const Position& pos) const
{
if (!useCacheMap()) {
return 2;
}
const Position& myPos = getPosition();
if (myPos.z != pos.z) {
return 0;
}
if (pos == myPos) {
return 1;
}
int32_t dx = Position::getOffsetX(pos, myPos);
if (std::abs(dx) <= maxWalkCacheWidth) {
int32_t dy = Position::getOffsetY(pos, myPos);
if (std::abs(dy) <= maxWalkCacheHeight) {
if (localMapCache[maxWalkCacheHeight + dy][maxWalkCacheWidth + dx]) {
return 1;
} else {
return 0;
}
}
}
//out of range
return 2;
}
void Creature::onAddTileItem(const Tile* tile, const Position& pos)
{
if (isMapLoaded && pos.z == getPosition().z) {
updateTileCache(tile, pos);
}
}
void Creature::onUpdateTileItem(const Tile* tile, const Position& pos, const Item*,
const ItemType& oldType, const Item*, const ItemType& newType)
{
if (!isMapLoaded) {
return;
}
if (oldType.blockSolid || oldType.blockPathFind || newType.blockPathFind || newType.blockSolid) {
if (pos.z == getPosition().z) {
updateTileCache(tile, pos);
}
}
}
void Creature::onRemoveTileItem(const Tile* tile, const Position& pos, const ItemType& iType, const Item*)
{
if (!isMapLoaded) {
return;
}
if (iType.blockSolid || iType.blockPathFind || iType.isGroundTile()) {
if (pos.z == getPosition().z) {
updateTileCache(tile, pos);
}
}
}
void Creature::onCreatureAppear(Creature* creature, bool)
{
if (creature == this) {
if (useCacheMap()) {
isMapLoaded = true;
updateMapCache();
}
} else if (isMapLoaded) {
if (creature->getPosition().z == getPosition().z) {
updateTileCache(creature->getTile(), creature->getPosition());
}
}
}
void Creature::onRemoveCreature(Creature* creature, bool)
{
onCreatureDisappear(creature, true);
if (creature == this) {
if (master && !master->isRemoved()) {
master->removeSummon(this);
}
} else if (isMapLoaded) {
if (creature->getPosition().z == getPosition().z) {
updateTileCache(creature->getTile(), creature->getPosition());
}
}
}
void Creature::onCreatureDisappear(const Creature* creature, bool isLogout)
{
if (attackedCreature == creature) {
setAttackedCreature(nullptr);
onAttackedCreatureDisappear(isLogout);
}
if (followCreature == creature) {
setFollowCreature(nullptr);
onFollowCreatureDisappear(isLogout);
}
}
void Creature::onChangeZone(ZoneType_t zone)
{
if (attackedCreature && zone == ZONE_PROTECTION) {
onCreatureDisappear(attackedCreature, false);
}
}
void Creature::onAttackedCreatureChangeZone(ZoneType_t zone)
{
if (zone == ZONE_PROTECTION) {
onCreatureDisappear(attackedCreature, false);
}
}
void Creature::onCreatureMove(Creature* creature, const Tile* newTile, const Position& newPos,
const Tile* oldTile, const Position& oldPos, bool teleport)
{
if (creature == this) {
lastStep = OTSYS_TIME();
lastStepCost = 1;
if (!teleport) {
if (oldPos.z != newPos.z) {
//floor change extra cost
lastStepCost = 2;
} else if (Position::getDistanceX(newPos, oldPos) >= 1 && Position::getDistanceY(newPos, oldPos) >= 1) {
//diagonal extra cost
lastStepCost = 3;
}
} else {
stopEventWalk();
}
if (!summons.empty()) {
//check if any of our summons is out of range (+/- 2 floors or 30 tiles away)
std::forward_list<Creature*> despawnList;
for (Creature* summon : summons) {
const Position pos = summon->getPosition();
if (Position::getDistanceZ(newPos, pos) > 2 || (std::max<int32_t>(Position::getDistanceX(newPos, pos), Position::getDistanceY(newPos, pos)) > 30)) {
despawnList.push_front(summon);
}
}
for (Creature* despawnCreature : despawnList) {
g_game.removeCreature(despawnCreature, true);
}
}
if (newTile->getZone() != oldTile->getZone()) {
onChangeZone(getZone());
}
//update map cache
if (isMapLoaded) {
if (teleport || oldPos.z != newPos.z) {
updateMapCache();
} else {
Tile* tile;
const Position& myPos = getPosition();
Position pos;
if (oldPos.y > newPos.y) { //north
//shift y south
for (int32_t y = mapWalkHeight - 1; --y >= 0;) {
memcpy(localMapCache[y + 1], localMapCache[y], sizeof(localMapCache[y]));
}
//update 0
for (int32_t x = -maxWalkCacheWidth; x <= maxWalkCacheWidth; ++x) {
tile = g_game.map.getTile(myPos.getX() + x, myPos.getY() - maxWalkCacheHeight, myPos.z);
updateTileCache(tile, x, -maxWalkCacheHeight);
}
} else if (oldPos.y < newPos.y) { // south
//shift y north
for (int32_t y = 0; y <= mapWalkHeight - 2; ++y) {
memcpy(localMapCache[y], localMapCache[y + 1], sizeof(localMapCache[y]));
}
//update mapWalkHeight - 1
for (int32_t x = -maxWalkCacheWidth; x <= maxWalkCacheWidth; ++x) {
tile = g_game.map.getTile(myPos.getX() + x, myPos.getY() + maxWalkCacheHeight, myPos.z);
updateTileCache(tile, x, maxWalkCacheHeight);
}
}
if (oldPos.x < newPos.x) { // east
//shift y west
int32_t starty = 0;
int32_t endy = mapWalkHeight - 1;
int32_t dy = Position::getDistanceY(oldPos, newPos);
if (dy < 0) {
endy += dy;
} else if (dy > 0) {
starty = dy;
}
for (int32_t y = starty; y <= endy; ++y) {
for (int32_t x = 0; x <= mapWalkWidth - 2; ++x) {
localMapCache[y][x] = localMapCache[y][x + 1];
}
}
//update mapWalkWidth - 1
for (int32_t y = -maxWalkCacheHeight; y <= maxWalkCacheHeight; ++y) {
tile = g_game.map.getTile(myPos.x + maxWalkCacheWidth, myPos.y + y, myPos.z);
updateTileCache(tile, maxWalkCacheWidth, y);
}
} else if (oldPos.x > newPos.x) { // west
//shift y east
int32_t starty = 0;
int32_t endy = mapWalkHeight - 1;
int32_t dy = Position::getDistanceY(oldPos, newPos);
if (dy < 0) {
endy += dy;
} else if (dy > 0) {
starty = dy;
}
for (int32_t y = starty; y <= endy; ++y) {
for (int32_t x = mapWalkWidth - 1; --x >= 0;) {
localMapCache[y][x + 1] = localMapCache[y][x];
}
}
//update 0
for (int32_t y = -maxWalkCacheHeight; y <= maxWalkCacheHeight; ++y) {
tile = g_game.map.getTile(myPos.x - maxWalkCacheWidth, myPos.y + y, myPos.z);
updateTileCache(tile, -maxWalkCacheWidth, y);
}
}
updateTileCache(oldTile, oldPos);
}
}
} else {
if (isMapLoaded) {
const Position& myPos = getPosition();
if (newPos.z == myPos.z) {
updateTileCache(newTile, newPos);
}
if (oldPos.z == myPos.z) {
updateTileCache(oldTile, oldPos);
}
}
}
if (creature == followCreature || (creature == this && followCreature)) {
if (hasFollowPath) {
isUpdatingPath = true;
}
if (newPos.z != oldPos.z || !canSee(followCreature->getPosition())) {
onCreatureDisappear(followCreature, false);
}
}
if (creature == attackedCreature || (creature == this && attackedCreature)) {
if (newPos.z != oldPos.z || !canSee(attackedCreature->getPosition())) {
onCreatureDisappear(attackedCreature, false);
} else {
if (hasExtraSwing()) {
//our target is moving lets see if we can get in hit
g_dispatcher.addTask(createTask(std::bind(&Game::checkCreatureAttack, &g_game, getID())));
}
if (newTile->getZone() != oldTile->getZone()) {
onAttackedCreatureChangeZone(attackedCreature->getZone());
}
}
}
}
void Creature::onDeath()
{
bool lastHitUnjustified = false;
bool mostDamageUnjustified = false;
Creature* _lastHitCreature = g_game.getCreatureByID(lastHitCreature);
Creature* lastHitCreatureMaster;
if (_lastHitCreature) {
lastHitUnjustified = _lastHitCreature->onKilledCreature(this);
lastHitCreatureMaster = _lastHitCreature->getMaster();
} else {
lastHitCreatureMaster = nullptr;
}
Creature* mostDamageCreature = nullptr;
const int64_t timeNow = OTSYS_TIME();
const uint32_t inFightTicks = g_config.getNumber(ConfigManager::PZ_LOCKED);
int32_t mostDamage = 0;
for (const auto& it : damageMap) {
if (Creature* attacker = g_game.getCreatureByID(it.first)) {
CountBlock_t cb = it.second;
if ((cb.total > mostDamage && (timeNow - cb.ticks <= inFightTicks))) {
mostDamage = cb.total;
mostDamageCreature = attacker;
}
attacker->onAttackedCreatureKilled(this);
}
}
if (mostDamageCreature) {
if (mostDamageCreature != _lastHitCreature && mostDamageCreature != lastHitCreatureMaster) {
Creature* mostDamageCreatureMaster = mostDamageCreature->getMaster();
if (_lastHitCreature != mostDamageCreatureMaster && (lastHitCreatureMaster == nullptr || mostDamageCreatureMaster != lastHitCreatureMaster)) {
mostDamageUnjustified = mostDamageCreature->onKilledCreature(this, false);
}
}
}
bool droppedCorpse = dropCorpse(_lastHitCreature, mostDamageCreature, lastHitUnjustified, mostDamageUnjustified);
death(_lastHitCreature);
if (master) {
master->removeSummon(this);
}
if (droppedCorpse) {
g_game.removeCreature(this, false);
}
}
bool Creature::dropCorpse(Creature* _lastHitCreature, Creature* mostDamageCreature, bool lastHitUnjustified, bool mostDamageUnjustified)
{
if (!lootDrop && getMonster()) {
if (master) {
//scripting event - onDeath
const CreatureEventList& deathEvents = getCreatureEvents(CREATURE_EVENT_DEATH);
for (CreatureEvent* deathEvent : deathEvents) {
deathEvent->executeOnDeath(this, nullptr, _lastHitCreature, mostDamageCreature, lastHitUnjustified, mostDamageUnjustified);
}
}
g_game.addMagicEffect(getPosition(), CONST_ME_POFF);
} else {
Item* splash;
switch (getRace()) {
case RACE_VENOM:
splash = Item::CreateItem(ITEM_FULLSPLASH, FLUID_GREEN);
break;
case RACE_BLOOD:
splash = Item::CreateItem(ITEM_FULLSPLASH, FLUID_BLOOD);
break;
default:
splash = nullptr;
break;
}
Tile* tile = getTile();
if (splash) {
g_game.internalAddItem(tile, splash, INDEX_WHEREEVER, FLAG_NOLIMIT);
g_game.startDecay(splash);
}
Item* corpse = getCorpse(_lastHitCreature, mostDamageCreature);
if (corpse) {
g_game.internalAddItem(tile, corpse, INDEX_WHEREEVER, FLAG_NOLIMIT);
g_game.startDecay(corpse);
}
//scripting event - onDeath
for (CreatureEvent* deathEvent : getCreatureEvents(CREATURE_EVENT_DEATH)) {
deathEvent->executeOnDeath(this, corpse, _lastHitCreature, mostDamageCreature, lastHitUnjustified, mostDamageUnjustified);
}
if (corpse) {
dropLoot(corpse->getContainer(), _lastHitCreature);
}
}
return true;
}
bool Creature::hasBeenAttacked(uint32_t attackerId)
{
auto it = damageMap.find(attackerId);
if (it == damageMap.end()) {
return false;
}
return (OTSYS_TIME() - it->second.ticks) <= g_config.getNumber(ConfigManager::PZ_LOCKED);
}
Item* Creature::getCorpse(Creature*, Creature*)
{
return Item::CreateItem(getLookCorpse());
}
void Creature::changeHealth(int32_t healthChange, bool sendHealthChange/* = true*/)
{
int32_t oldHealth = health;
if (healthChange > 0) {
health += std::min<int32_t>(healthChange, getMaxHealth() - health);
} else {
health = std::max<int32_t>(0, health + healthChange);
}
if (sendHealthChange && oldHealth != health) {
g_game.addCreatureHealth(this);
}
}
void Creature::changeMana(int32_t manaChange)
{
if (manaChange > 0) {
mana += std::min<int32_t>(manaChange, getMaxMana() - mana);
} else {
mana = std::max<int32_t>(0, mana + manaChange);
}
}
void Creature::gainHealth(Creature* healer, int32_t healthGain)
{
changeHealth(healthGain);
if (healer) {
healer->onTargetCreatureGainHealth(this, healthGain);
}
}
void Creature::drainHealth(Creature* attacker, int32_t damage)
{
changeHealth(-damage, false);
if (attacker) {
attacker->onAttackedCreatureDrainHealth(this, damage);
}
}
void Creature::drainMana(Creature* attacker, int32_t manaLoss)
{
onAttacked();
changeMana(-manaLoss);
if (attacker) {
addDamagePoints(attacker, manaLoss);
}
}
BlockType_t Creature::blockHit(Creature* attacker, CombatType_t combatType, int32_t& damage,
bool checkDefense /* = false */, bool checkArmor /* = false */, bool /* field = false */)
{
BlockType_t blockType = BLOCK_NONE;
if (isImmune(combatType)) {
damage = 0;
blockType = BLOCK_IMMUNITY;
} else if (checkDefense || checkArmor) {
bool hasDefense = false;
if (blockCount > 0) {
--blockCount;
hasDefense = true;
}
if (checkDefense && hasDefense) {
int32_t defense = getDefense();
damage -= uniform_random(defense / 2, defense);
if (damage <= 0) {
damage = 0;
blockType = BLOCK_DEFENSE;
checkArmor = false;
}
}
if (checkArmor) {
int32_t armorValue = getArmor();
if (armorValue > 1) {
double armorFormula = armorValue * 0.475;
int32_t armorReduction = static_cast<int32_t>(std::ceil(armorFormula));
damage -= uniform_random(
armorReduction,
armorReduction + static_cast<int32_t>(std::floor(armorFormula))
);
} else if (armorValue == 1) {
--damage;
}
if (damage <= 0) {
damage = 0;
blockType = BLOCK_ARMOR;
}
}
if (hasDefense && blockType != BLOCK_NONE) {
onBlockHit();
}
}
if (attacker) {
attacker->onAttackedCreature(this);
attacker->onAttackedCreatureBlockHit(blockType);
}
onAttacked();
return blockType;
}
bool Creature::setAttackedCreature(Creature* creature)
{
if (creature) {
const Position& creaturePos = creature->getPosition();
if (creaturePos.z != getPosition().z || !canSee(creaturePos)) {
attackedCreature = nullptr;
return false;
}
attackedCreature = creature;
onAttackedCreature(attackedCreature);
attackedCreature->onAttacked();
} else {
attackedCreature = nullptr;
}
for (Creature* summon : summons) {
summon->setAttackedCreature(creature);
}
return true;
}
void Creature::getPathSearchParams(const Creature*, FindPathParams& fpp) const
{
fpp.fullPathSearch = !hasFollowPath;
fpp.clearSight = true;
fpp.maxSearchDist = 12;
fpp.minTargetDist = 1;
fpp.maxTargetDist = 1;
}
void Creature::goToFollowCreature()
{
if (followCreature) {
FindPathParams fpp;
getPathSearchParams(followCreature, fpp);
Monster* monster = getMonster();
if (monster && !monster->getMaster() && (monster->isFleeing() || fpp.maxTargetDist > 1)) {
Direction dir = DIRECTION_NONE;
if (monster->isFleeing()) {
monster->getDistanceStep(followCreature->getPosition(), dir, true);
} else { //maxTargetDist > 1
if (!monster->getDistanceStep(followCreature->getPosition(), dir)) {
// if we can't get anything then let the A* calculate
listWalkDir.clear();
if (getPathTo(followCreature->getPosition(), listWalkDir, fpp)) {
hasFollowPath = true;
startAutoWalk(listWalkDir);
} else {
hasFollowPath = false;
}
return;
}
}
if (dir != DIRECTION_NONE) {
listWalkDir.clear();
listWalkDir.push_front(dir);
hasFollowPath = true;
startAutoWalk(listWalkDir);
}
} else {
listWalkDir.clear();
if (getPathTo(followCreature->getPosition(), listWalkDir, fpp)) {
hasFollowPath = true;
startAutoWalk(listWalkDir);
} else {
hasFollowPath = false;
}
}
}
onFollowCreatureComplete(followCreature);
}
bool Creature::setFollowCreature(Creature* creature)
{
if (creature) {
if (followCreature == creature) {
return true;
}
const Position& creaturePos = creature->getPosition();
if (creaturePos.z != getPosition().z || !canSee(creaturePos)) {
followCreature = nullptr;
return false;
}
if (!listWalkDir.empty()) {
listWalkDir.clear();
onWalkAborted();
}
hasFollowPath = false;
forceUpdateFollowPath = false;
followCreature = creature;
isUpdatingPath = true;
} else {
isUpdatingPath = false;
followCreature = nullptr;
}
onFollowCreature(creature);
return true;
}
double Creature::getDamageRatio(Creature* attacker) const
{
uint32_t totalDamage = 0;
uint32_t attackerDamage = 0;
for (const auto& it : damageMap) {
const CountBlock_t& cb = it.second;