CombatDamage Combat::getCombatDamage(Creature* creature, Creature* target) const
{
CombatDamage damage;
damage.origin = params.origin;
damage.primary.type = params.combatType;
if (formulaType == COMBAT_FORMULA_DAMAGE) {
damage.primary.value = normal_random(
static_cast<int32_t>(mina),
static_cast<int32_t>(maxa)
);
} else if (creature) {
int32_t min, max;
if (creature->getCombatValues(min, max)) {
damage.primary.value = normal_random(min, max);
} else if (Player* player = creature->getPlayer()) {
if (params.valueCallback) {
params.valueCallback->getMinMaxValues(player, damage, params.useCharges);
} else if (formulaType == COMBAT_FORMULA_LEVELMAGIC) {
int32_t levelFormula = player->getLevel() * 2 + player->getMagicLevel() * 3;
damage.primary.value = normal_random(
static_cast<int32_t>(levelFormula * mina + minb),
static_cast<int32_t>(levelFormula * maxa + maxb)
);
} else if (formulaType == COMBAT_FORMULA_SKILL) {
Item* tool = player->getWeapon();
const Weapon* weapon = g_weapons->getWeapon(tool);
if (weapon) {
damage.primary.value = normal_random(
static_cast<int32_t>(minb),
static_cast<int32_t>(weapon->getWeaponDamage(player, target, tool, true) * maxa + maxb)
);
damage.secondary.type = weapon->getElementType();
damage.secondary.value = weapon->getElementDamage(player, target, tool);
if (params.useCharges) {
uint16_t charges = tool->getCharges();
if (charges != 0) {
g_game.transformItem(tool, tool->getID(), charges - 1);
}
}
} else {
damage.primary.value = normal_random(
static_cast<int32_t>(minb),
static_cast<int32_t>(maxb)
);
}
}
}
}
return damage;
}
int32_t WeaponWand::getWeaponDamage(const Player*, const Creature*, const Item*, bool maxDamage /*= false*/) const
{
if (maxDamage) {
return -maxChange;
}
return -normal_random(minChange, maxChange);
}
int32_t WeaponDistance::getWeaponDamage(const Player* player, const Creature* target, const Item* item, bool maxDamage /*= false*/) const
{
int32_t attackValue = ammuAttackValue;
if (item->getWeaponType() == WEAPON_AMMO) {
Item* bow = const_cast<Player*>(player)->getWeapon(true);
if (bow) {
attackValue += bow->getAttack();
}
}
int32_t attackSkill = player->getSkillLevel(SKILL_DISTANCE);
float attackFactor = player->getAttackFactor();
int32_t maxValue = static_cast<int32_t>(Weapons::getMaxWeaponDamage(player->getLevel(), attackSkill, attackValue, attackFactor) * player->getVocation()->distDamageMultiplier);
if (maxDamage) {
return -maxValue;
}
int32_t minValue;
if (target) {
if (target->getPlayer()) {
minValue = static_cast<int32_t>(std::ceil(player->getLevel() * 0.1));
} else {
minValue = static_cast<int32_t>(std::ceil(player->getLevel() * 0.2));
}
} else {
minValue = 0;
}
return -normal_random(minValue, maxValue);
}
bool Weapon::useFist(Player* player, Creature* target)
{
if (!Position::areInRange<1, 1>(player->getPosition(), target->getPosition())) {
return false;
}
float attackFactor = player->getAttackFactor();
int32_t attackSkill = player->getSkillLevel(SKILL_FIST);
int32_t attackValue = 7;
int32_t maxDamage = Weapons::getMaxWeaponDamage(player->getLevel(), attackSkill, attackValue, attackFactor);
CombatParams params;
params.combatType = COMBAT_PHYSICALDAMAGE;
params.blockedByArmor = true;
params.blockedByShield = true;
CombatDamage damage;
damage.origin = ORIGIN_MELEE;
damage.primary.type = params.combatType;
damage.primary.value = -normal_random(0, maxDamage);
Combat::doCombatHealth(player, target, damage, params);
if (!player->hasFlag(PlayerFlag_NotGainSkill) && player->getAddAttackSkill()) {
player->addSkillAdvance(SKILL_FIST, 1);
}
return true;
}
int32_t WeaponDistance::getElementDamage(const Player* player, const Creature* target, const Item* item) const
{
if (elementType == COMBAT_NONE) {
return 0;
}
int32_t attackValue = elementDamage;
if (item->getWeaponType() == WEAPON_AMMO) {
Item* weapon = player->getWeapon(true);
if (weapon) {
attackValue += weapon->getAttack();
}
}
int32_t attackSkill = player->getSkillLevel(SKILL_DISTANCE);
float attackFactor = player->getAttackFactor();
int32_t minValue = 0;
int32_t maxValue = Weapons::getMaxWeaponDamage(player->getLevel(), attackSkill, attackValue, attackFactor);
if (target) {
if (target->getPlayer()) {
minValue = static_cast<int32_t>(std::ceil(player->getLevel() * 0.1));
} else {
minValue = static_cast<int32_t>(std::ceil(player->getLevel() * 0.2));
}
}
return -normal_random(minValue, static_cast<int32_t>(maxValue * player->getVocation()->distDamageMultiplier));
}
int32_t WeaponDistance::getElementDamage(const Player* player, const Creature* target, const Item* item) const
{
if (elementType == COMBAT_NONE) {
return 0;
}
int32_t attackValue = elementDamage;
if (item->getWeaponType() == WEAPON_AMMO) {
Item* bow = const_cast<Player*>(player)->getWeapon(true);
if (bow) {
attackValue += bow->getAttack();
}
}
int32_t attackSkill = player->getSkill(SKILL_DIST, SKILL_LEVEL);
float attackFactor = player->getAttackFactor();
int32_t maxValue = Weapons::getMaxWeaponDamage(player->getLevel(), attackSkill, attackValue, attackFactor);
if (uniform_random(1, 100) <= g_config.getNumber(ConfigManager::CRITICAL_HIT_CHANCE)) {
maxValue *= 2;
}
int32_t minValue = 0;
if (target) {
if (target->getPlayer()) {
minValue = static_cast<int32_t>(std::ceil(player->getLevel() * 0.1));
} else {
minValue = static_cast<int32_t>(std::ceil(player->getLevel() * 0.2));
}
}
return -normal_random(minValue, static_cast<int32_t>(maxValue * player->getVocation()->distDamageMultiplier));
}
bool Weapon::useFist(Player* player, Creature* target)
{
const Position& playerPos = player->getPosition();
const Position& targetPos = target->getPosition();
if (Position::areInRange<1, 1>(playerPos, targetPos)) {
float attackFactor = player->getAttackFactor();
int32_t attackSkill = player->getSkill(SKILL_FIST, SKILL_LEVEL);
int32_t attackValue = 7;
int32_t maxDamage = Weapons::getMaxWeaponDamage(player->getLevel(), attackSkill, attackValue, attackFactor);
if (uniform_random(1, 100) <= g_config.getNumber(ConfigManager::CRITICAL_HIT_CHANCE)) {
maxDamage *= 2;
}
CombatParams params;
params.combatType = COMBAT_PHYSICALDAMAGE;
params.blockedByArmor = true;
params.blockedByShield = true;
CombatDamage damage;
damage.primary.type = params.combatType;
damage.primary.value = -normal_random(0, maxDamage);
Combat::doCombatHealth(player, target, damage, params);
if (!player->hasFlag(PlayerFlag_NotGainSkill) && player->getAddAttackSkill()) {
player->addSkillAdvance(SKILL_FIST, 1);
}
return true;
}
return false;
}
int32_t WeaponMelee::getWeaponDamage(const Player* player, const Creature*, const Item* item, bool maxDamage /*= false*/) const
{
int32_t attackSkill = player->getWeaponSkill(item);
int32_t attackValue = std::max<int32_t>(0, item->getAttack());
float attackFactor = player->getAttackFactor();
int32_t maxValue = static_cast<int32_t>(Weapons::getMaxWeaponDamage(player->getLevel(), attackSkill, attackValue, attackFactor) * player->getVocation()->meleeDamageMultiplier);
if (maxDamage) {
return -maxValue;
}
return -normal_random(0, maxValue);
}
int32_t WeaponMelee::getElementDamage(const Player* player, const Creature*, const Item* item) const
{
if (elementType == COMBAT_NONE) {
return 0;
}
int32_t attackSkill = player->getWeaponSkill(item);
int32_t attackValue = std::max<int32_t>(0, elementDamage);
float attackFactor = player->getAttackFactor();
int32_t maxValue = Weapons::getMaxWeaponDamage(player->getLevel(), attackSkill, attackValue, attackFactor);
return -normal_random(0, static_cast<int32_t>(maxValue * player->getVocation()->meleeDamageMultiplier));
}
int32_t WeaponMelee::getElementDamage(const Player* player, const Item* item) const
{
int32_t attackSkill = player->getWeaponSkill(item);
int32_t attackValue = std::max<int32_t>(0, elementDamage);
float attackFactor = player->getAttackFactor();
int32_t maxValue = Weapons::getMaxWeaponDamage(player->getLevel(), attackSkill, attackValue, attackFactor);
if (uniform_random(1, 100) <= g_config.getNumber(ConfigManager::CRITICAL_HIT_CHANCE)) {
maxValue *= 2;
}
maxValue = int32_t(maxValue * player->getVocation()->meleeDamageMultiplier);
return -normal_random(0, maxValue);
}
void ValueCallback::getMinMaxValues(Player* player, CombatDamage& damage, bool useCharges) const
{
//"onGetPlayerMinMaxValues"(...)
if (!m_scriptInterface->reserveScriptEnv()) {
std::cout << "[Error - ValueCallback::getMinMaxValues] Call stack overflow" << std::endl;
return;
}
ScriptEnvironment* env = m_scriptInterface->getScriptEnv();
if (!env->setCallbackId(m_scriptId, m_scriptInterface)) {
m_scriptInterface->resetScriptEnv();
return;
}
lua_State* L = m_scriptInterface->getLuaState();
m_scriptInterface->pushFunction(m_scriptId);
lua_pushnumber(L, player->getID());
int32_t parameters = 1;
switch (type) {
case COMBAT_FORMULA_LEVELMAGIC: {
//"onGetPlayerMinMaxValues"(cid, level, maglevel)
lua_pushnumber(L, player->getLevel());
lua_pushnumber(L, player->getMagicLevel());
parameters += 2;
break;
}
case COMBAT_FORMULA_SKILL: {
//"onGetPlayerMinMaxValues"(cid, attackSkill, attackValue, attackFactor)
Item* tool = player->getWeapon();
const Weapon* weapon = g_weapons->getWeapon(tool);
int32_t attackValue = 7;
if (weapon) {
attackValue = tool->getAttack();
damage.secondary.type = weapon->getElementType();
damage.secondary.value = weapon->getElementDamage(player, nullptr, tool);
if (useCharges) {
uint16_t charges = tool->getCharges();
if (charges != 0) {
g_game.transformItem(tool, tool->getID(), charges - 1);
}
}
}
lua_pushnumber(L, player->getWeaponSkill(tool));
lua_pushnumber(L, attackValue);
lua_pushnumber(L, player->getAttackFactor());
parameters += 3;
break;
}
default: {
std::cout << "ValueCallback::getMinMaxValues - unknown callback type" << std::endl;
m_scriptInterface->resetScriptEnv();
return;
}
}
int32_t size0 = lua_gettop(L);
if (lua_pcall(L, parameters, 2, 0) != 0) {
LuaScriptInterface::reportError(nullptr, LuaScriptInterface::popString(L));
} else {
damage.primary.value = normal_random(
LuaScriptInterface::getNumber<int32_t>(L, -2),
LuaScriptInterface::getNumber<int32_t>(L, -1)
);
lua_pop(L, 2);
}
if ((lua_gettop(L) + parameters + 1) != size0) {
LuaScriptInterface::reportError(nullptr, "Stack size changed!");
}
m_scriptInterface->resetScriptEnv();
}
