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OpenFusion/src/Combat.cpp
gsemaj df1b4ff160 The great re-#include 
Was getting frustrated by the inconsistency in our include statements,
which were causing me problems. As a result, I went through and manually
re-organized every include statement in non-core files.

I'm just gonna copy my rant from Discord:
FOR HEADER FILES (.hpp):
- everything you use IN THE HEADER must be EXPLICITLY INCLUDED with the exception of things that fall under Core.hpp
- you may NOT include ANYTHING ELSE

FOR SOURCE FILES (.cpp):
- you can #include whatever you want as long as the partner header is included first
- anything that gets included by another include is fair game
- redundant includes are ok because they'll be harmless AS LONG AS our header files stay lean.

the point of this is NOT to optimize the number of includes used all around or make things more efficient necessarily. it's to improve readability & coherence and make it easier to avoid cyclical issues
2022-07-30 22:35:13 -07:00

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#include "Combat.hpp"
#include "servers/CNShardServer.hpp"
#include "Rand.hpp"
#include "Player.hpp"
#include "PlayerManager.hpp"
#include "NPCManager.hpp"
#include "Nanos.hpp"
#include "Abilities.hpp"
#include <assert.h>
using namespace Combat;
/// Player Id -> Bullet Id -> Bullet
std::map<int32_t, std::map<int8_t, Bullet>> Combat::Bullets;
int Player::takeDamage(EntityRef src, int amt) {
HP -= amt;
return amt;
}
void Player::heal(EntityRef src, int amt) {
// stubbed
}
bool Player::isAlive() {
return HP > 0;
}
int Player::getCurrentHP() {
return HP;
}
int32_t Player::getID() {
return iID;
}
void Player::step(time_t currTime) {
// no-op
}
int CombatNPC::takeDamage(EntityRef src, int amt) {
hp -= amt;
if (hp <= 0)
transition(AIState::DEAD, src);
return amt;
}
void CombatNPC::heal(EntityRef src, int amt) {
// stubbed
}
bool CombatNPC::isAlive() {
return hp > 0;
}
int CombatNPC::getCurrentHP() {
return hp;
}
int32_t CombatNPC::getID() {
return id;
}
void CombatNPC::step(time_t currTime) {
if(stateHandlers.find(state) != stateHandlers.end())
stateHandlers[state](this, currTime);
else {
std::cout << "[WARN] State " << (int)state << " has no handler; going inactive" << std::endl;
transition(AIState::INACTIVE, id);
}
}
void CombatNPC::transition(AIState newState, EntityRef src) {
state = newState;
if (transitionHandlers.find(newState) != transitionHandlers.end())
transitionHandlers[newState](this, src);
else {
std::cout << "[WARN] Transition to " << (int)state << " has no handler; going inactive" << std::endl;
transition(AIState::INACTIVE, id);
}
/* TODO: fire any triggered events
for (NPCEvent& event : NPCManager::NPCEvents)
if (event.trigger == ON_KILLED && event.npcType == type)
event.handler(src, this);
*/
}
static std::pair<int,int> getDamage(int attackPower, int defensePower, bool shouldCrit,
bool batteryBoost, int attackerStyle,
int defenderStyle, int difficulty) {
std::pair<int,int> ret = {0, 1};
if (attackPower + defensePower * 2 == 0)
return ret;
// base calculation
int damage = attackPower * attackPower / (attackPower + defensePower);
damage = std::max(10 + attackPower / 10, damage - (defensePower - attackPower / 6) * difficulty / 100);
damage = damage * (Rand::rand(40) + 80) / 100;
// Adaptium/Blastons/Cosmix
if (attackerStyle != -1 && defenderStyle != -1 && attackerStyle != defenderStyle) {
if (attackerStyle - defenderStyle == 2)
defenderStyle += 3;
if (defenderStyle - attackerStyle == 2)
defenderStyle -= 3;
if (attackerStyle < defenderStyle)
damage = damage * 5 / 4;
else
damage = damage * 4 / 5;
}
// weapon boosts
if (batteryBoost)
damage = damage * 5 / 4;
ret.first = damage;
ret.second = 1;
if (shouldCrit && Rand::rand(20) == 0) {
ret.first *= 2; // critical hit
ret.second = 2;
}
return ret;
}
static void pcAttackNpcs(CNSocket *sock, CNPacketData *data) {
auto pkt = (sP_CL2FE_REQ_PC_ATTACK_NPCs*)data->buf;
Player *plr = PlayerManager::getPlayer(sock);
auto targets = (int32_t*)data->trailers;
/*
* IMPORTANT: This validates memory safety in addition to preventing
* ordinary cheating. If the client sends a very large number of trailing
* values, it could overflow the *response* buffer, which isn't otherwise
* being validated anymore.
*/
if (pkt->iNPCCnt > 3) {
std::cout << "[WARN] Player tried to attack more than 3 NPCs at once" << std::endl;
return;
}
INITVARPACKET(respbuf, sP_FE2CL_PC_ATTACK_NPCs_SUCC, resp, sAttackResult, respdata);
resp->iNPCCnt = pkt->iNPCCnt;
for (int i = 0; i < data->trCnt; i++) {
if (NPCManager::NPCs.find(targets[i]) == NPCManager::NPCs.end()) {
// not sure how to best handle this
std::cout << "[WARN] pcAttackNpcs: NPC ID not found" << std::endl;
return;
}
BaseNPC* npc = NPCManager::NPCs[targets[i]];
if (npc->kind != EntityKind::MOB) {
std::cout << "[WARN] pcAttackNpcs: NPC is not a mob" << std::endl;
return;
}
Mob* mob = (Mob*)npc;
std::pair<int,int> damage;
if (pkt->iNPCCnt > 1)
damage.first = plr->groupDamage;
else
damage.first = plr->pointDamage;
int difficulty = (int)mob->data["m_iNpcLevel"];
damage = getDamage(damage.first, (int)mob->data["m_iProtection"], true, (plr->batteryW > 6 + difficulty),
Nanos::nanoStyle(plr->activeNano), (int)mob->data["m_iNpcStyle"], difficulty);
if (plr->batteryW >= 6 + difficulty)
plr->batteryW -= 6 + difficulty;
else
plr->batteryW = 0;
damage.first = mob->takeDamage(sock, damage.first);
respdata[i].iID = mob->id;
respdata[i].iDamage = damage.first;
respdata[i].iHP = mob->hp;
respdata[i].iHitFlag = damage.second; // hitscan, not a rocket or a grenade
}
resp->iBatteryW = plr->batteryW;
sock->sendPacket(respbuf, P_FE2CL_PC_ATTACK_NPCs_SUCC);
// a bit of a hack: these are the same size, so we can reuse the response packet
assert(sizeof(sP_FE2CL_PC_ATTACK_NPCs_SUCC) == sizeof(sP_FE2CL_PC_ATTACK_NPCs));
auto *resp1 = (sP_FE2CL_PC_ATTACK_NPCs*)respbuf;
resp1->iPC_ID = plr->iID;
// send to other players
PlayerManager::sendToViewable(sock, respbuf, P_FE2CL_PC_ATTACK_NPCs);
}
void Combat::npcAttackPc(Mob *mob, time_t currTime) {
Player *plr = PlayerManager::getPlayer(mob->target);
INITVARPACKET(respbuf, sP_FE2CL_NPC_ATTACK_PCs, pkt, sAttackResult, atk);
auto damage = getDamage(450 + (int)mob->data["m_iPower"], plr->defense, true, false, -1, -1, 0);
if (!(plr->iSpecialState & CN_SPECIAL_STATE_FLAG__INVULNERABLE))
plr->HP -= damage.first;
pkt->iNPC_ID = mob->id;
pkt->iPCCnt = 1;
atk->iID = plr->iID;
atk->iDamage = damage.first;
atk->iHP = plr->HP;
atk->iHitFlag = damage.second;
mob->target->sendPacket(respbuf, P_FE2CL_NPC_ATTACK_PCs);
PlayerManager::sendToViewable(mob->target, respbuf, P_FE2CL_NPC_ATTACK_PCs);
if (plr->HP <= 0) {
if (!MobAI::aggroCheck(mob, getTime()))
mob->transition(AIState::RETREAT, mob->target);
}
}
/*
* When a group of players is doing missions together, we want them to all get
* quest items at the same time, but we don't want the odds of quest item
* drops from different missions to be linked together. That's why we use a
* single RNG roll per mission task, and every group member shares that same
* set of rolls.
*/
void Combat::genQItemRolls(std::vector<Player*> players, std::map<int, int>& rolls) {
for (int i = 0; i < players.size(); i++) {
Player* member = players[i];
for (int j = 0; j < ACTIVE_MISSION_COUNT; j++)
if (member->tasks[j] != 0)
rolls[member->tasks[j]] = Rand::rand();
}
}
static void combatBegin(CNSocket *sock, CNPacketData *data) {
Player *plr = PlayerManager::getPlayer(sock);
plr->inCombat = true;
// HACK: make sure the player has the right weapon out for combat
INITSTRUCT(sP_FE2CL_PC_EQUIP_CHANGE, resp);
resp.iPC_ID = plr->iID;
resp.iEquipSlotNum = 0;
resp.EquipSlotItem = plr->Equip[0];
PlayerManager::sendToViewable(sock, (void*)&resp, P_FE2CL_PC_EQUIP_CHANGE, sizeof(sP_FE2CL_PC_EQUIP_CHANGE));
}
static void combatEnd(CNSocket *sock, CNPacketData *data) {
Player *plr = PlayerManager::getPlayer(sock);
plr->inCombat = false;
plr->healCooldown = 4000;
}
static void dotDamageOnOff(CNSocket *sock, CNPacketData *data) {
sP_CL2FE_DOT_DAMAGE_ONOFF *pkt = (sP_CL2FE_DOT_DAMAGE_ONOFF*)data->buf;
Player *plr = PlayerManager::getPlayer(sock);
if ((plr->iConditionBitFlag & CSB_BIT_INFECTION) != (bool)pkt->iFlag)
plr->iConditionBitFlag ^= CSB_BIT_INFECTION;
INITSTRUCT(sP_FE2CL_PC_BUFF_UPDATE, pkt1);
pkt1.eCSTB = ECSB_INFECTION; // eCharStatusTimeBuffID
pkt1.eTBU = 1; // eTimeBuffUpdate
pkt1.eTBT = 0; // eTimeBuffType 1 means nano
pkt1.iConditionBitFlag = plr->iConditionBitFlag;
sock->sendPacket((void*)&pkt1, P_FE2CL_PC_BUFF_UPDATE, sizeof(sP_FE2CL_PC_BUFF_UPDATE));
}
static void dealGooDamage(CNSocket *sock, int amount) {
size_t resplen = sizeof(sP_FE2CL_CHAR_TIME_BUFF_TIME_TICK) + sizeof(sSkillResult_DotDamage);
assert(resplen < CN_PACKET_BUFFER_SIZE - 8);
uint8_t respbuf[CN_PACKET_BUFFER_SIZE];
Player *plr = PlayerManager::getPlayer(sock);
memset(respbuf, 0, resplen);
sP_FE2CL_CHAR_TIME_BUFF_TIME_TICK *pkt = (sP_FE2CL_CHAR_TIME_BUFF_TIME_TICK*)respbuf;
sSkillResult_DotDamage *dmg = (sSkillResult_DotDamage*)(respbuf + sizeof(sP_FE2CL_CHAR_TIME_BUFF_TIME_TICK));
if (plr->iConditionBitFlag & CSB_BIT_PROTECT_INFECTION) {
amount = -2; // -2 is the magic number for "Protected" to appear as the damage number
dmg->bProtected = 1;
// eggs allow protection without nanos
if (plr->activeNano != -1 && (plr->iSelfConditionBitFlag & CSB_BIT_PROTECT_INFECTION))
plr->Nanos[plr->activeNano].iStamina -= 3;
} else {
plr->HP -= amount;
}
if (plr->activeNano != 0) {
dmg->iStamina = plr->Nanos[plr->activeNano].iStamina;
if (plr->Nanos[plr->activeNano].iStamina <= 0) {
dmg->bNanoDeactive = 1;
plr->Nanos[plr->activeNano].iStamina = 0;
Nanos::summonNano(PlayerManager::getSockFromID(plr->iID), -1, true);
}
}
pkt->iID = plr->iID;
pkt->eCT = 1; // player
pkt->iTB_ID = ECSB_INFECTION; // sSkillResult_DotDamage
dmg->eCT = 1;
dmg->iID = plr->iID;
dmg->iDamage = amount;
dmg->iHP = plr->HP;
dmg->iConditionBitFlag = plr->iConditionBitFlag;
sock->sendPacket((void*)&respbuf, P_FE2CL_CHAR_TIME_BUFF_TIME_TICK, resplen);
PlayerManager::sendToViewable(sock, (void*)&respbuf, P_FE2CL_CHAR_TIME_BUFF_TIME_TICK, resplen);
}
static void pcAttackChars(CNSocket *sock, CNPacketData *data) {
sP_CL2FE_REQ_PC_ATTACK_CHARs* pkt = (sP_CL2FE_REQ_PC_ATTACK_CHARs*)data->buf;
Player *plr = PlayerManager::getPlayer(sock);
// only GMs can use this variant
if (plr->accountLevel > 30)
return;
// Unlike the attack mob packet, attacking players packet has an 8-byte trail (Instead of 4 bytes).
if (!validInVarPacket(sizeof(sP_CL2FE_REQ_PC_ATTACK_CHARs), pkt->iTargetCnt, sizeof(sGM_PVPTarget), data->size)) {
std::cout << "[WARN] bad sP_CL2FE_REQ_PC_ATTACK_CHARs packet size\n";
return;
}
sGM_PVPTarget* pktdata = (sGM_PVPTarget*)((uint8_t*)data->buf + sizeof(sP_CL2FE_REQ_PC_ATTACK_CHARs));
if (!validOutVarPacket(sizeof(sP_FE2CL_PC_ATTACK_CHARs_SUCC), pkt->iTargetCnt, sizeof(sAttackResult))) {
std::cout << "[WARN] bad sP_FE2CL_PC_ATTACK_CHARs_SUCC packet size\n";
return;
}
// initialize response struct
size_t resplen = sizeof(sP_FE2CL_PC_ATTACK_CHARs_SUCC) + pkt->iTargetCnt * sizeof(sAttackResult);
uint8_t respbuf[CN_PACKET_BUFFER_SIZE];
memset(respbuf, 0, resplen);
sP_FE2CL_PC_ATTACK_CHARs_SUCC *resp = (sP_FE2CL_PC_ATTACK_CHARs_SUCC*)respbuf;
sAttackResult *respdata = (sAttackResult*)(respbuf+sizeof(sP_FE2CL_PC_ATTACK_CHARs_SUCC));
resp->iTargetCnt = pkt->iTargetCnt;
for (int i = 0; i < pkt->iTargetCnt; i++) {
ICombatant* target = nullptr;
std::pair<int, int> damage;
if (pkt->iTargetCnt > 1)
damage.first = plr->groupDamage;
else
damage.first = plr->pointDamage;
if (pktdata[i].eCT == 1) { // eCT == 1; attack player
for (auto& pair : PlayerManager::players) {
if (pair.second->iID == pktdata[i].iID) {
target = pair.second;
break;
}
}
if (target == nullptr) {
// you shall not pass
std::cout << "[WARN] pcAttackChars: player ID not found" << std::endl;
return;
}
damage = getDamage(damage.first, ((Player*)target)->defense, true, (plr->batteryW > 6 + plr->level), -1, -1, 0);
} else { // eCT == 4; attack mob
if (NPCManager::NPCs.find(pktdata[i].iID) == NPCManager::NPCs.end()) {
// not sure how to best handle this
std::cout << "[WARN] pcAttackChars: NPC ID not found" << std::endl;
return;
}
BaseNPC* npc = NPCManager::NPCs[pktdata[i].iID];
if (npc->kind != EntityKind::MOB) {
std::cout << "[WARN] pcAttackChars: NPC is not a mob" << std::endl;
return;
}
Mob* mob = (Mob*)npc;
target = mob;
int difficulty = (int)mob->data["m_iNpcLevel"];
damage = getDamage(damage.first, (int)mob->data["m_iProtection"], true, (plr->batteryW > 6 + difficulty),
Nanos::nanoStyle(plr->activeNano), (int)mob->data["m_iNpcStyle"], difficulty);
}
if (plr->batteryW >= 6 + plr->level)
plr->batteryW -= 6 + plr->level;
else
plr->batteryW = 0;
damage.first = target->takeDamage(sock, damage.first);
respdata[i].eCT = pktdata[i].eCT;
respdata[i].iID = target->getID();
respdata[i].iDamage = damage.first;
respdata[i].iHP = target->getCurrentHP();
respdata[i].iHitFlag = damage.second; // hitscan, not a rocket or a grenade
}
sock->sendPacket((void*)respbuf, P_FE2CL_PC_ATTACK_CHARs_SUCC, resplen);
// a bit of a hack: these are the same size, so we can reuse the response packet
assert(sizeof(sP_FE2CL_PC_ATTACK_CHARs_SUCC) == sizeof(sP_FE2CL_PC_ATTACK_CHARs));
sP_FE2CL_PC_ATTACK_CHARs *resp1 = (sP_FE2CL_PC_ATTACK_CHARs*)respbuf;
resp1->iPC_ID = plr->iID;
// send to other players
PlayerManager::sendToViewable(sock, (void*)respbuf, P_FE2CL_PC_ATTACK_CHARs, resplen);
}
static int8_t addBullet(Player* plr, bool isGrenade) {
int8_t findId = 0;
if (Bullets.find(plr->iID) != Bullets.end()) {
// find first free id
for (; findId < 127; findId++)
if (Bullets[plr->iID].find(findId) == Bullets[plr->iID].end())
break;
}
// sanity check
if (findId == 127) {
std::cout << "[WARN] Player has more than 127 active projectiles?!" << std::endl;
findId = 0;
}
Bullet toAdd;
toAdd.pointDamage = plr->pointDamage;
toAdd.groupDamage = plr->groupDamage;
// for grenade we need to send 1, for rocket - weapon id
toAdd.bulletType = isGrenade ? 1 : plr->Equip[0].iID;
// temp solution Jade fix plz
toAdd.weaponBoost = plr->batteryW > 0;
if (toAdd.weaponBoost) {
int boostCost = Rand::rand(11) + 20;
plr->batteryW = boostCost > plr->batteryW ? 0 : plr->batteryW - boostCost;
}
Bullets[plr->iID][findId] = toAdd;
return findId;
}
static void grenadeFire(CNSocket* sock, CNPacketData* data) {
sP_CL2FE_REQ_PC_GRENADE_STYLE_FIRE* grenade = (sP_CL2FE_REQ_PC_GRENADE_STYLE_FIRE*)data->buf;
Player* plr = PlayerManager::getPlayer(sock);
INITSTRUCT(sP_FE2CL_REP_PC_GRENADE_STYLE_FIRE_SUCC, resp);
resp.iToX = grenade->iToX;
resp.iToY = grenade->iToY;
resp.iToZ = grenade->iToZ;
resp.iBulletID = addBullet(plr, true);
resp.iBatteryW = plr->batteryW;
// 1 means grenade
resp.Bullet.iID = 1;
sock->sendPacket(&resp, P_FE2CL_REP_PC_GRENADE_STYLE_FIRE_SUCC, sizeof(sP_FE2CL_REP_PC_GRENADE_STYLE_FIRE_SUCC));
// send packet to nearby players
INITSTRUCT(sP_FE2CL_PC_GRENADE_STYLE_FIRE, toOthers);
toOthers.iPC_ID = plr->iID;
toOthers.iToX = resp.iToX;
toOthers.iToY = resp.iToY;
toOthers.iToZ = resp.iToZ;
toOthers.iBulletID = resp.iBulletID;
toOthers.Bullet.iID = resp.Bullet.iID;
PlayerManager::sendToViewable(sock, &toOthers, P_FE2CL_PC_GRENADE_STYLE_FIRE, sizeof(sP_FE2CL_PC_GRENADE_STYLE_FIRE));
}
static void rocketFire(CNSocket* sock, CNPacketData* data) {
sP_CL2FE_REQ_PC_ROCKET_STYLE_FIRE* rocket = (sP_CL2FE_REQ_PC_ROCKET_STYLE_FIRE*)data->buf;
Player* plr = PlayerManager::getPlayer(sock);
// We should be sending back rocket succ packet, but it doesn't work, and this one works
INITSTRUCT(sP_FE2CL_REP_PC_GRENADE_STYLE_FIRE_SUCC, resp);
resp.iToX = rocket->iToX;
resp.iToY = rocket->iToY;
// rocket->iToZ is broken, this seems like a good height
resp.iToZ = plr->z + 100;
resp.iBulletID = addBullet(plr, false);
// we have to send it weapon id
resp.Bullet.iID = plr->Equip[0].iID;
resp.iBatteryW = plr->batteryW;
sock->sendPacket(&resp, P_FE2CL_REP_PC_GRENADE_STYLE_FIRE_SUCC, sizeof(sP_FE2CL_REP_PC_GRENADE_STYLE_FIRE_SUCC));
// send packet to nearby players
INITSTRUCT(sP_FE2CL_PC_GRENADE_STYLE_FIRE, toOthers);
toOthers.iPC_ID = plr->iID;
toOthers.iToX = resp.iToX;
toOthers.iToY = resp.iToY;
toOthers.iToZ = resp.iToZ;
toOthers.iBulletID = resp.iBulletID;
toOthers.Bullet.iID = resp.Bullet.iID;
PlayerManager::sendToViewable(sock, &toOthers, P_FE2CL_PC_GRENADE_STYLE_FIRE, sizeof(sP_FE2CL_PC_GRENADE_STYLE_FIRE));
}
static void projectileHit(CNSocket* sock, CNPacketData* data) {
sP_CL2FE_REQ_PC_ROCKET_STYLE_HIT* pkt = (sP_CL2FE_REQ_PC_ROCKET_STYLE_HIT*)data->buf;
Player* plr = PlayerManager::getPlayer(sock);
if (pkt->iTargetCnt == 0) {
Bullets[plr->iID].erase(pkt->iBulletID);
// no targets hit, don't send response
return;
}
// sanity check
if (!validInVarPacket(sizeof(sP_CL2FE_REQ_PC_ROCKET_STYLE_HIT), pkt->iTargetCnt, sizeof(int64_t), data->size)) {
std::cout << "[WARN] bad sP_CL2FE_REQ_PC_ROCKET_STYLE_HIT packet size\n";
return;
}
// client sends us 8 bytes, where last 4 bytes are mob ID,
// we use int64 pointer to move around but have to remember to cast it to int32
int64_t* pktdata = (int64_t*)((uint8_t*)data->buf + sizeof(sP_CL2FE_REQ_PC_ROCKET_STYLE_HIT));
/*
* Due to the possibility of multiplication overflow (and regular buffer overflow),
* both incoming and outgoing variable-length packets must be validated, at least if
* the number of trailing structs isn't well known (ie. it's from the client).
*/
if (!validOutVarPacket(sizeof(sP_FE2CL_PC_GRENADE_STYLE_HIT), pkt->iTargetCnt, sizeof(sAttackResult))) {
std::cout << "[WARN] bad sP_FE2CL_PC_GRENADE_STYLE_HIT packet size\n";
return;
}
/*
* initialize response struct
* rocket style hit doesn't work properly, so we're always sending this one
*/
size_t resplen = sizeof(sP_FE2CL_PC_GRENADE_STYLE_HIT) + pkt->iTargetCnt * sizeof(sAttackResult);
uint8_t respbuf[CN_PACKET_BUFFER_SIZE];
memset(respbuf, 0, resplen);
sP_FE2CL_PC_GRENADE_STYLE_HIT* resp = (sP_FE2CL_PC_GRENADE_STYLE_HIT*)respbuf;
sAttackResult* respdata = (sAttackResult*)(respbuf + sizeof(sP_FE2CL_PC_GRENADE_STYLE_HIT));
resp->iTargetCnt = pkt->iTargetCnt;
if (Bullets.find(plr->iID) == Bullets.end() || Bullets[plr->iID].find(pkt->iBulletID) == Bullets[plr->iID].end()) {
std::cout << "[WARN] projectileHit: bullet not found" << std::endl;
return;
}
Bullet* bullet = &Bullets[plr->iID][pkt->iBulletID];
for (int i = 0; i < pkt->iTargetCnt; i++) {
if (NPCManager::NPCs.find(pktdata[i]) == NPCManager::NPCs.end()) {
// not sure how to best handle this
std::cout << "[WARN] projectileHit: NPC ID not found" << std::endl;
return;
}
BaseNPC* npc = NPCManager::NPCs[pktdata[i]];
if (npc->kind != EntityKind::MOB) {
std::cout << "[WARN] projectileHit: NPC is not a mob" << std::endl;
return;
}
Mob* mob = (Mob*)npc;
std::pair<int, int> damage;
damage.first = pkt->iTargetCnt > 1 ? bullet->groupDamage : bullet->pointDamage;
int difficulty = (int)mob->data["m_iNpcLevel"];
damage = getDamage(damage.first, (int)mob->data["m_iProtection"], true, bullet->weaponBoost, Nanos::nanoStyle(plr->activeNano), (int)mob->data["m_iNpcStyle"], difficulty);
damage.first = mob->takeDamage(sock, damage.first);
respdata[i].iID = mob->id;
respdata[i].iDamage = damage.first;
respdata[i].iHP = mob->hp;
respdata[i].iHitFlag = damage.second;
}
resp->iPC_ID = plr->iID;
resp->iBulletID = pkt->iBulletID;
resp->Bullet.iID = bullet->bulletType;
sock->sendPacket((void*)respbuf, P_FE2CL_PC_GRENADE_STYLE_HIT, resplen);
PlayerManager::sendToViewable(sock, (void*)respbuf, P_FE2CL_PC_GRENADE_STYLE_HIT, resplen);
Bullets[plr->iID].erase(resp->iBulletID);
}
static void playerTick(CNServer *serv, time_t currTime) {
static time_t lastHealTime = 0;
for (auto& pair : PlayerManager::players) {
CNSocket *sock = pair.first;
Player *plr = pair.second;
bool transmit = false;
// group ticks
if (plr->group != nullptr)
Groups::groupTickInfo(plr);
// do not tick dead players
if (plr->HP <= 0)
continue;
// fm patch/lake damage
if ((plr->iConditionBitFlag & CSB_BIT_INFECTION)
&& !(plr->iSpecialState & CN_SPECIAL_STATE_FLAG__INVULNERABLE))
dealGooDamage(sock, PC_MAXHEALTH(plr->level) * 3 / 20);
// heal
if (currTime - lastHealTime >= 4000 && !plr->inCombat && plr->HP < PC_MAXHEALTH(plr->level)) {
if (currTime - lastHealTime - plr->healCooldown >= 4000) {
plr->HP += PC_MAXHEALTH(plr->level) / 5;
if (plr->HP > PC_MAXHEALTH(plr->level))
plr->HP = PC_MAXHEALTH(plr->level);
transmit = true;
} else
plr->healCooldown -= 4000;
}
// nanos
for (int i = 0; i < 3; i++) {
if (plr->activeNano != 0 && plr->equippedNanos[i] == plr->activeNano) { // tick active nano
sNano& nano = plr->Nanos[plr->activeNano];
int drainRate = 0;
if (Abilities::SkillTable.find(nano.iSkillID) != Abilities::SkillTable.end()) {
// nano has skill data
SkillData* skill = &Abilities::SkillTable[nano.iSkillID];
int boost = Nanos::getNanoBoost(plr);
drainRate = skill->batteryUse[boost * 3];
if (skill->drainType == SkillDrainType::PASSIVE) {
// passive buff
std::vector<EntityRef> targets;
if (skill->targetType == SkillTargetType::GROUP && plr->group != nullptr)
targets = plr->group->members; // group
else if(skill->targetType == SkillTargetType::SELF)
targets.push_back(sock); // self
std::cout << "[SKILL] id " << nano.iSkillID << ", type " << skill->skillType << ", target " << (int)skill->targetType << std::endl;
}
}
nano.iStamina -= 1 + drainRate / 5;
if (nano.iStamina <= 0)
Nanos::summonNano(sock, -1, true); // unsummon nano silently
transmit = true;
} else if (plr->Nanos[plr->equippedNanos[i]].iStamina < 150) { // tick resting nano
sNano& nano = plr->Nanos[plr->equippedNanos[i]];
nano.iStamina += 1;
if (nano.iStamina > 150)
nano.iStamina = 150;
transmit = true;
}
}
// check if the player has fallen out of the world
if (plr->z < -30000) {
INITSTRUCT(sP_FE2CL_PC_SUDDEN_DEAD, dead);
dead.iPC_ID = plr->iID;
dead.iDamage = plr->HP;
dead.iHP = plr->HP = 0;
sock->sendPacket((void*)&dead, P_FE2CL_PC_SUDDEN_DEAD, sizeof(sP_FE2CL_PC_SUDDEN_DEAD));
PlayerManager::sendToViewable(sock, (void*)&dead, P_FE2CL_PC_SUDDEN_DEAD, sizeof(sP_FE2CL_PC_SUDDEN_DEAD));
}
if (transmit) {
INITSTRUCT(sP_FE2CL_REP_PC_TICK, pkt);
pkt.iHP = plr->HP;
pkt.iBatteryN = plr->batteryN;
pkt.aNano[0] = plr->Nanos[plr->equippedNanos[0]];
pkt.aNano[1] = plr->Nanos[plr->equippedNanos[1]];
pkt.aNano[2] = plr->Nanos[plr->equippedNanos[2]];
sock->sendPacket((void*)&pkt, P_FE2CL_REP_PC_TICK, sizeof(sP_FE2CL_REP_PC_TICK));
}
}
// if this was a heal tick, update the counter outside of the loop
if (currTime - lastHealTime >= 4000)
lastHealTime = currTime;
}
void Combat::init() {
REGISTER_SHARD_TIMER(playerTick, 2000);
REGISTER_SHARD_PACKET(P_CL2FE_REQ_PC_ATTACK_NPCs, pcAttackNpcs);
REGISTER_SHARD_PACKET(P_CL2FE_REQ_PC_COMBAT_BEGIN, combatBegin);
REGISTER_SHARD_PACKET(P_CL2FE_REQ_PC_COMBAT_END, combatEnd);
REGISTER_SHARD_PACKET(P_CL2FE_DOT_DAMAGE_ONOFF, dotDamageOnOff);
REGISTER_SHARD_PACKET(P_CL2FE_REQ_PC_ATTACK_CHARs, pcAttackChars);
REGISTER_SHARD_PACKET(P_CL2FE_REQ_PC_GRENADE_STYLE_FIRE, grenadeFire);
REGISTER_SHARD_PACKET(P_CL2FE_REQ_PC_ROCKET_STYLE_FIRE, rocketFire);
REGISTER_SHARD_PACKET(P_CL2FE_REQ_PC_ROCKET_STYLE_HIT, projectileHit);
}
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