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creature.cpp
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/**
* Canary - A free and open-source MMORPG server emulator
* Copyright (©) 2019-2022 OpenTibiaBR <[email protected]>
* Repository: https://github.com/opentibiabr/canary
* License: https://github.com/opentibiabr/canary/blob/main/LICENSE
* Contributors: https://github.com/opentibiabr/canary/graphs/contributors
* Website: https://docs.opentibiabr.com/
*/
#include "pch.hpp"
#include "creatures/creature.hpp"
#include "declarations.hpp"
#include "game/scheduling/dispatcher.hpp"
#include "game/game.hpp"
#include "creatures/monsters/monster.hpp"
#include "game/scheduling/scheduler.hpp"
#include "game/zones/zone.hpp"
double Creature::speedA = 857.36;
double Creature::speedB = 261.29;
double Creature::speedC = -4795.01;
Creature::Creature() {
onIdleStatus();
}
Creature::~Creature() {
for (Creature* summon : summons) {
summon->setAttackedCreature(nullptr);
summon->removeMaster();
}
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 <= MAP_INIT_SURFACE_LAYER) {
// we are on ground level or above (7 -> 0)
// view is from 7 -> 0
if (pos.z > MAP_INIT_SURFACE_LAYER) {
return false;
}
} else if (myPos.z >= MAP_INIT_SURFACE_LAYER + 1) {
// we are underground (8 -> 15)
// view is +/- 2 from the floor we stand on
if (Position::getDistanceZ(myPos, pos) > MAP_LAYER_VIEW_LIMIT) {
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_MAX_VIEW_PORT_X, MAP_MAX_VIEW_PORT_Y);
}
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);
}
int32_t Creature::getWalkSize() {
auto ret = std::distance(listWalkDir.begin(), listWalkDir.end());
return static_cast<int32_t>(ret);
}
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 (const auto creatureEventPtr : thinkEvents) {
creatureEventPtr->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();
lastHitCreatureId = 0;
}
}
void Creature::onCreatureWalk() {
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, 60);
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, bool ignoreConditions /* = false*/) {
if (!ignoreConditions && (hasCondition(CONDITION_ROOTED) || hasCondition(CONDITION_FEARED))) {
return;
}
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(
static_cast<uint32_t>(ticks), std::bind(&Game::checkCreatureWalk, &g_game(), getID()),
"Creature::checkCreatureWalk"
);
}
void Creature::stopEventWalk() {
if (eventWalk != 0) {
g_scheduler().stopEvent(eventWalk);
eventWalk = 0;
}
}
void Creature::updateMapCache() {
Tile* newTile;
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;
newTile = g_game().map.getTile(pos);
updateTileCache(newTile, pos);
}
}
}
void Creature::updateTileCache(const Tile* newTile, int32_t dx, int32_t dy) {
if (std::abs(dx) <= maxWalkCacheWidth && std::abs(dy) <= maxWalkCacheHeight) {
localMapCache[maxWalkCacheHeight + dy][maxWalkCacheWidth + dx] = newTile && newTile->queryAdd(0, *this, 1, FLAG_PATHFINDING | FLAG_IGNOREFIELDDAMAGE) == RETURNVALUE_NOERROR;
}
}
void Creature::updateTileCache(const Tile* upTile, 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(upTile, 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* tileItem, const Position &pos) {
if (isMapLoaded && pos.z == getPosition().z) {
updateTileCache(tileItem, pos);
}
}
void Creature::onUpdateTileItem(const Tile* updateTile, 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(updateTile, pos);
}
}
}
void Creature::onRemoveTileItem(const Tile* updateTile, const Position &pos, const ItemType &iType, const Item*) {
if (!isMapLoaded) {
return;
}
if (iType.blockSolid || iType.blockPathFind || iType.isGroundTile()) {
if (pos.z == getPosition().z) {
updateTileCache(updateTile, pos);
}
}
}
void Creature::onCreatureAppear(Creature* creature, bool isLogin) {
if (creature == this) {
if (useCacheMap()) {
isMapLoaded = true;
updateMapCache();
}
if (isLogin) {
setLastPosition(getPosition());
}
} 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 && isMapLoaded) {
if (creature->getPosition().z == getPosition().z) {
updateTileCache(creature->getTile(), creature->getPosition());
}
}
// Update player from monster target list (avoid memory usage after clean)
if (auto monster = getMonster(); monster && monster->getAttackedCreature() == creature) {
monster->setAttackedCreature(creature);
monster->setFollowCreature(creature);
}
}
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::checkSummonMove(const Position &newPos, bool teleportSummon) const {
if (hasSummons()) {
std::vector<Creature*> despawnMonsterList;
for (Creature* creature : getSummons()) {
if (!creature) {
continue;
}
const Position &pos = creature->getPosition();
const Monster* monster = creature->getMonster();
bool protectionZoneCheck = tile ? tile->hasFlag(TILESTATE_PROTECTIONZONE) : false;
// Check if any of our summons is out of range (+/- 0 floors or 15 tiles away)
bool checkSummonDist = Position::getDistanceZ(newPos, pos) > 0 || (std::max<int32_t>(Position::getDistanceX(newPos, pos), Position::getDistanceY(newPos, pos)) > 15);
// Check if any of our summons is out of range (+/- 2 floors or 30 tiles away)
bool checkRemoveDist = Position::getDistanceZ(newPos, pos) > 2 || (std::max<int32_t>(Position::getDistanceX(newPos, pos), Position::getDistanceY(newPos, pos)) > 30);
if (monster && monster->isFamiliar() && checkSummonDist || teleportSummon && !protectionZoneCheck && checkSummonDist) {
auto creatureMaster = creature->getMaster();
if (!creatureMaster) {
continue;
}
if (Tile* masterTile = creatureMaster->getTile()) {
if (masterTile->hasFlag(TILESTATE_TELEPORT)) {
g_logger().warn("[{}] cannot teleport summon, position has teleport. {}", __FUNCTION__, creatureMaster->getPosition().toString());
} else {
g_game().internalTeleport(creature, creatureMaster->getPosition(), true);
continue;
}
}
}
if (monster && monster->isSummon() && !monster->isFamiliar() && !teleportSummon && checkRemoveDist) {
despawnMonsterList.push_back(creature);
}
}
for (Creature* despawnCreature : despawnMonsterList) {
if (!despawnMonsterList.empty()) {
g_game().removeCreature(despawnCreature, true);
}
}
}
}
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();
}
bool configTeleportSummons = g_configManager().getBoolean(TELEPORT_SUMMONS);
checkSummonMove(newPos, configTeleportSummons);
if (isLostSummon()) {
handleLostSummon(configTeleportSummons);
}
if (Player* player = creature->getPlayer()) {
if (player->isExerciseTraining()) {
player->setTraining(false);
}
}
if (newTile->getZoneType() != oldTile->getZoneType()) {
onChangeZone(getZoneType());
}
// update map cache
if (isMapLoaded) {
if (teleport || oldPos.z != newPos.z) {
updateMapCache();
} else {
const Position &myPos = getPosition();
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) {
const Tile* cacheTile = g_game().map.getTile(static_cast<uint16_t>(myPos.getX() + x), static_cast<uint16_t>(myPos.getY() - maxWalkCacheHeight), myPos.z);
updateTileCache(cacheTile, 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) {
const Tile* cacheTile = g_game().map.getTile(static_cast<uint16_t>(myPos.getX() + x), static_cast<uint16_t>(myPos.getY() + maxWalkCacheHeight), myPos.z);
updateTileCache(cacheTile, 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) {
const Tile* cacheTile = g_game().map.getTile(myPos.x + maxWalkCacheWidth, static_cast<uint16_t>(myPos.y + y), myPos.z);
updateTileCache(cacheTile, 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) {
const Tile* cacheTile = g_game().map.getTile(myPos.x - maxWalkCacheWidth, static_cast<uint16_t>(myPos.y + y), myPos.z);
updateTileCache(cacheTile, -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 (followCreature && (creature == this || creature == followCreature)) {
if (hasFollowPath) {
isUpdatingPath = true;
g_dispatcher().addTask(std::bind(&Game::updateCreatureWalk, &g_game(), getID()), "Game::updateCreatureWalk");
}
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(std::bind(&Game::checkCreatureAttack, &g_game(), getID()), "Game::checkCreatureAttack");
}
if (newTile->getZoneType() != oldTile->getZoneType()) {
onAttackedCreatureChangeZone(attackedCreature->getZoneType());
}
}
}
}
void Creature::onDeath() {
bool lastHitUnjustified = false;
bool mostDamageUnjustified = false;
Creature* lastHitCreature = g_game().getCreatureByID(lastHitCreatureId);
Creature* lastHitCreatureMaster;
if (lastHitCreature) {
lastHitUnjustified = lastHitCreature->onKilledCreature(this, true);
lastHitCreatureMaster = lastHitCreature->getMaster();
} else {
lastHitCreatureMaster = nullptr;
}
Creature* mostDamageCreature = nullptr;
const int64_t timeNow = OTSYS_TIME();
const uint32_t inFightTicks = g_configManager().getNumber(PZ_LOCKED);
int32_t mostDamage = 0;
std::map<Creature*, uint64_t> experienceMap;
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;
}
if (attacker != this) {
uint64_t gainExp = getGainedExperience(attacker);
if (Player* attackerPlayer = attacker->getPlayer()) {
attackerPlayer->removeAttacked(getPlayer());
Party* party = attackerPlayer->getParty();
if (party && party->getLeader() && party->isSharedExperienceActive() && party->isSharedExperienceEnabled()) {
attacker = party->getLeader();
mostDamageCreature = attacker;
}
}
auto tmpIt = experienceMap.find(attacker);
if (tmpIt == experienceMap.end()) {
experienceMap[attacker] = gainExp;
} else {
tmpIt->second += gainExp;
}
}
}
}
for (const auto &it : experienceMap) {
it.first->onGainExperience(it.second, 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 (droppedCorpse && !getPlayer()) {
g_game().removeCreature(this, false);
}
if (master) {
removeMaster();
}
}
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 (const auto deathEventPtr : deathEvents) {
deathEventPtr->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_SLIME);
break;
case RACE_BLOOD:
splash = Item::CreateItem(ITEM_FULLSPLASH, FLUID_BLOOD);
break;
case RACE_INK:
splash = Item::CreateItem(ITEM_FULLSPLASH, FLUID_INK);
break;
default:
splash = nullptr;
break;
}
Tile* tile = getTile();
if (tile && splash) {
g_game().internalAddItem(tile, splash, INDEX_WHEREEVER, FLAG_NOLIMIT);
splash->startDecaying();
}
Item* corpse = getCorpse(lastHitCreature, mostDamageCreature);
if (tile && corpse) {
g_game().internalAddItem(tile, corpse, INDEX_WHEREEVER, FLAG_NOLIMIT);
dropLoot(corpse->getContainer(), lastHitCreature);
corpse->startDecaying();
bool corpses = corpse->isRewardCorpse() || (corpse->getID() == ITEM_MALE_CORPSE || corpse->getID() == ITEM_FEMALE_CORPSE);
if (corpse->getContainer() && mostDamageCreature && mostDamageCreature->getPlayer() && !corpses) {
Player* player = mostDamageCreature->getPlayer();
std::ostringstream lootMessage;
lootMessage << "Loot of " << getNameDescription() << ": " << corpse->getContainer()->getContentDescription(player->getProtocolVersion() < 1200);
auto suffix = corpse->getContainer()->getAttribute<std::string>(ItemAttribute_t::LOOTMESSAGE_SUFFIX);
if (!suffix.empty()) {
lootMessage << suffix;
}
player->sendLootMessage(lootMessage.str());
if (player->checkAutoLoot()) {
int32_t pos = tile->getStackposOfItem(player, corpse);
g_dispatcher().addTask(
std::bind(&Game::playerQuickLoot, &g_game(), mostDamageCreature->getID(), this->getPosition(), corpse->getID(), pos - 1, nullptr, false, true),
"Game::playerQuickLoot"
);
}
}
}
// Scripting event onDeath
for (const auto deathEventPtr : getCreatureEvents(CREATURE_EVENT_DEATH)) {
if (deathEventPtr) {
deathEventPtr->executeOnDeath(this, corpse, lastHitCreature, mostDamageCreature, lastHitUnjustified, mostDamageUnjustified);
}
}
}
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_configManager().getNumber(PZ_LOCKED);
}
Item* Creature::getCorpse(Creature*, Creature*) {
if (getLookCorpse() != 0) {
return Item::CreateItem(getLookCorpse());
}
return nullptr;
}
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);
}
if (health <= 0) {
g_dispatcher().addTask(std::bind(&Game::executeDeath, &g_game(), getID()), "Game::executeDeath");
}
}
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);
}
}
// Wheel of destiny - mitigation system for creature
void Creature::mitigateDamage(const CombatType_t &combatType, BlockType_t &blockType, int32_t &damage) const {
if (combatType != COMBAT_MANADRAIN && combatType != COMBAT_LIFEDRAIN && combatType != COMBAT_AGONYDAMAGE) { // Increase mitigate damage
auto originalDamage = damage;
damage -= (damage * getMitigation()) / 100.;
g_logger().debug("[mitigation] creature: {}, original damage: {}, mitigation damage: {}", getName(), originalDamage, damage);
if (damage <= 0) {
damage = 0;
blockType = BLOCK_ARMOR;
}
}
}
void Creature::applyAbsorbDamageModifications(const Creature* attacker, int32_t &damage, CombatType_t combatType) const {
if (combatType != COMBAT_HEALING && damage != 0) {
int32_t value = getAbsorbPercent(combatType);
if (value != 0) {
damage -= std::round(damage * value / 100.f);
}
value = getAbsorbFlat(combatType);
if (value != 0) {
damage = std::max(0, damage + value);
}
if (attacker) {
value = attacker->getIncreasePercent(combatType);
if (value != 0) {
damage += std::round(damage * value / 100.f);
}
}
}
}
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;
// Apply skills 12.72 absorbs damage
applyAbsorbDamageModifications(attacker, damage, combatType);
if (isImmune(combatType)) {
damage = 0;
blockType = BLOCK_IMMUNITY;
} else if (checkDefense || checkArmor) {
bool hasDefense = false;
if (blockCount > 0) {
--blockCount;
hasDefense = true;
}
if (checkDefense && hasDefense && canUseDefense) {
int32_t defense = getDefense();
damage -= uniform_random(defense / 2, defense);
if (damage <= 0) {
damage = 0;
blockType = BLOCK_DEFENSE;
checkArmor = false;
}
}
if (checkArmor) {
int32_t armor = getArmor();
if (armor > 3) {
damage -= uniform_random(armor / 2, armor - (armor % 2 + 1));
} else if (armor > 0) {
--damage;
}
if (damage <= 0) {
damage = 0;
blockType = BLOCK_ARMOR;
}
}
if (hasDefense && blockType != BLOCK_NONE) {
onBlockHit();
}
}
if (attacker) {
attacker->onAttackedCreature(this);
attacker->onAttackedCreatureBlockHit(blockType);
}
mitigateDamage(combatType, blockType, damage);
onAttacked();
return blockType;
}
bool Creature::setAttackedCreature(Creature* creature) {
if (creature) {
auto monster = getMonster();
if (monster && monster->isFamiliar() && tile && tile->hasFlag(TILESTATE_PROTECTIONZONE)) {
return false;
}
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) {
if (isSummon() && !getMonster()->isFamiliar() && !canFollowMaster()) {
hasFollowPath = false;
return;
}
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 {