/*
* 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 3 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, see .
*/
package com.l2jserver.gameserver.skills;
import java.util.logging.Level;
import java.util.logging.Logger;
import com.l2jserver.Config;
import com.l2jserver.gameserver.SevenSigns;
import com.l2jserver.gameserver.SevenSignsFestival;
import com.l2jserver.gameserver.instancemanager.CastleManager;
import com.l2jserver.gameserver.instancemanager.ClanHallManager;
import com.l2jserver.gameserver.instancemanager.FortManager;
import com.l2jserver.gameserver.instancemanager.SiegeManager;
import com.l2jserver.gameserver.instancemanager.ZoneManager;
import com.l2jserver.gameserver.model.Elementals;
import com.l2jserver.gameserver.model.L2ItemInstance;
import com.l2jserver.gameserver.model.L2SiegeClan;
import com.l2jserver.gameserver.model.L2Skill;
import com.l2jserver.gameserver.model.actor.L2Attackable;
import com.l2jserver.gameserver.model.actor.L2Character;
import com.l2jserver.gameserver.model.actor.L2Npc;
import com.l2jserver.gameserver.model.actor.L2Playable;
import com.l2jserver.gameserver.model.actor.L2Summon;
import com.l2jserver.gameserver.model.actor.instance.L2BabyPetInstance;
import com.l2jserver.gameserver.model.actor.instance.L2CubicInstance;
import com.l2jserver.gameserver.model.actor.instance.L2DoorInstance;
import com.l2jserver.gameserver.model.actor.instance.L2PcInstance;
import com.l2jserver.gameserver.model.actor.instance.L2PetInstance;
import com.l2jserver.gameserver.model.actor.instance.L2SummonInstance;
import com.l2jserver.gameserver.model.base.PlayerState;
import com.l2jserver.gameserver.model.entity.Castle;
import com.l2jserver.gameserver.model.entity.ClanHall;
import com.l2jserver.gameserver.model.entity.Fort;
import com.l2jserver.gameserver.model.entity.Siege;
import com.l2jserver.gameserver.model.itemcontainer.Inventory;
import com.l2jserver.gameserver.model.zone.type.L2CastleZone;
import com.l2jserver.gameserver.model.zone.type.L2ClanHallZone;
import com.l2jserver.gameserver.model.zone.type.L2FortZone;
import com.l2jserver.gameserver.model.zone.type.L2MotherTreeZone;
import com.l2jserver.gameserver.network.SystemMessageId;
import com.l2jserver.gameserver.network.serverpackets.SystemMessage;
import com.l2jserver.gameserver.skills.conditions.ConditionPlayerState;
import com.l2jserver.gameserver.skills.conditions.ConditionUsingItemType;
import com.l2jserver.gameserver.skills.funcs.Func;
import com.l2jserver.gameserver.templates.chars.L2PcTemplate;
import com.l2jserver.gameserver.templates.effects.EffectTemplate;
import com.l2jserver.gameserver.templates.item.L2Armor;
import com.l2jserver.gameserver.templates.item.L2ArmorType;
import com.l2jserver.gameserver.templates.item.L2Item;
import com.l2jserver.gameserver.templates.item.L2Weapon;
import com.l2jserver.gameserver.templates.item.L2WeaponType;
import com.l2jserver.gameserver.templates.skills.L2SkillType;
import com.l2jserver.gameserver.util.Util;
import com.l2jserver.util.Rnd;
import com.l2jserver.util.StringUtil;
/**
* Global calculations, can be modified by server admins
*/
public final class Formulas
{
/** Regen Task period */
protected static final Logger _log = Logger.getLogger(L2Character.class.getName());
private static final int HP_REGENERATE_PERIOD = 3000; // 3 secs
public static final byte SHIELD_DEFENSE_FAILED = 0; // no shield defense
public static final byte SHIELD_DEFENSE_SUCCEED = 1; // normal shield defense
public static final byte SHIELD_DEFENSE_PERFECT_BLOCK = 2; // perfect block
public static final byte SKILL_REFLECT_FAILED = 0; // no reflect
public static final byte SKILL_REFLECT_SUCCEED = 1; // normal reflect, some damage reflected some other not
public static final byte SKILL_REFLECT_VENGEANCE = 2; // 100% of the damage affect both
private static final byte MELEE_ATTACK_RANGE = 40;
static class FuncAddLevel3 extends Func
{
static final FuncAddLevel3[] _instancies = new FuncAddLevel3[Stats.NUM_STATS];
static Func getInstance(Stats stat)
{
int pos = stat.ordinal();
if (_instancies[pos] == null) _instancies[pos] = new FuncAddLevel3(stat);
return _instancies[pos];
}
private FuncAddLevel3(Stats pStat)
{
super(pStat, 0x10, null);
}
@Override
public void calc(Env env)
{
env.value += env.player.getLevel() / 3.0;
}
}
static class FuncMultLevelMod extends Func
{
static final FuncMultLevelMod[] _instancies = new FuncMultLevelMod[Stats.NUM_STATS];
static Func getInstance(Stats stat)
{
int pos = stat.ordinal();
if (_instancies[pos] == null) _instancies[pos] = new FuncMultLevelMod(stat);
return _instancies[pos];
}
private FuncMultLevelMod(Stats pStat)
{
super(pStat, 0x20, null);
}
@Override
public void calc(Env env)
{
env.value *= env.player.getLevelMod();
}
}
static class FuncMultRegenResting extends Func
{
static final FuncMultRegenResting[] _instancies = new FuncMultRegenResting[Stats.NUM_STATS];
/**
* Return the Func object corresponding to the state concerned.
*/
static Func getInstance(Stats stat)
{
int pos = stat.ordinal();
if (_instancies[pos] == null) _instancies[pos] = new FuncMultRegenResting(stat);
return _instancies[pos];
}
/**
* Constructor of the FuncMultRegenResting.
*/
private FuncMultRegenResting(Stats pStat)
{
super(pStat, 0x20, null);
setCondition(new ConditionPlayerState(PlayerState.RESTING, true));
}
/**
* Calculate the modifier of the state concerned.
*/
@Override
public void calc(Env env)
{
if (!cond.test(env)) return;
env.value *= 1.45;
}
}
static class FuncPAtkMod extends Func
{
static final FuncPAtkMod _fpa_instance = new FuncPAtkMod();
static Func getInstance()
{
return _fpa_instance;
}
private FuncPAtkMod()
{
super(Stats.POWER_ATTACK, 0x30, null);
}
@Override
public void calc(Env env)
{
if (env.player instanceof L2PcInstance)
{
env.value *= BaseStats.STR.calcBonus(env.player) * env.player.getLevelMod();
}
else
{
float level = env.player.getLevel();
env.value *= BaseStats.STR.calcBonus(env.player) * ((level + 89) / 100);
}
}
}
static class FuncMAtkMod extends Func
{
static final FuncMAtkMod _fma_instance = new FuncMAtkMod();
static Func getInstance()
{
return _fma_instance;
}
private FuncMAtkMod()
{
super(Stats.MAGIC_ATTACK, 0x20, null);
}
@Override
public void calc(Env env)
{
if (env.player instanceof L2PcInstance)
{
double intb = BaseStats.INT.calcBonus(env.player);
double lvlb = env.player.getLevelMod();
env.value *= (lvlb * lvlb) * (intb * intb);
}
else
{
float level = env.player.getLevel();
double intb = BaseStats.INT.calcBonus(env.player);
float lvlb = ((level + 89) / 100);
env.value *= (lvlb * lvlb) * (intb * intb);
}
}
}
static class FuncMDefMod extends Func
{
static final FuncMDefMod _fmm_instance = new FuncMDefMod();
static Func getInstance()
{
return _fmm_instance;
}
private FuncMDefMod()
{
super(Stats.MAGIC_DEFENCE, 0x20, null);
}
@Override
public void calc(Env env)
{
float level = env.player.getLevel();
if (env.player instanceof L2PcInstance)
{
L2PcInstance p = (L2PcInstance) env.player;
if (p.getInventory().getPaperdollItem(Inventory.PAPERDOLL_LFINGER) != null)
env.value -= 5;
if (p.getInventory().getPaperdollItem(Inventory.PAPERDOLL_RFINGER) != null)
env.value -= 5;
if (p.getInventory().getPaperdollItem(Inventory.PAPERDOLL_LEAR) != null)
env.value -= 9;
if (p.getInventory().getPaperdollItem(Inventory.PAPERDOLL_REAR) != null)
env.value -= 9;
if (p.getInventory().getPaperdollItem(Inventory.PAPERDOLL_NECK) != null)
env.value -= 13;
env.value *= BaseStats.MEN.calcBonus(env.player) * env.player.getLevelMod();
}
else if ((env.player instanceof L2PetInstance) || (env.player instanceof L2BabyPetInstance))
{
if (env.player.getInventory().getPaperdollObjectId(Inventory.PAPERDOLL_NECK) != 0)
{
env.value -= 13;
env.value *= BaseStats.MEN.calcBonus(env.player) * ((level + 89) / 100);
}
else
{
env.value *= BaseStats.MEN.calcBonus(env.player) * ((level + 89) / 100);
}
}
else
{
env.value *= BaseStats.MEN.calcBonus(env.player) * ((level + 89) / 100);
}
}
}
static class FuncPDefMod extends Func
{
static final FuncPDefMod _fmm_instance = new FuncPDefMod();
static Func getInstance()
{
return _fmm_instance;
}
private FuncPDefMod()
{
super(Stats.POWER_DEFENCE, 0x20, null);
}
@Override
public void calc(Env env)
{
if (env.player instanceof L2PcInstance)
{
L2PcInstance p = (L2PcInstance) env.player;
boolean hasMagePDef = (p.getClassId().isMage() || p.getClassId().getId() == 0x31); // orc mystics are a special case
if (p.getInventory().getPaperdollItem(Inventory.PAPERDOLL_HEAD) != null)
env.value -= 12;
L2ItemInstance chest = p.getInventory().getPaperdollItem(Inventory.PAPERDOLL_CHEST);
if (chest != null)
env.value -= hasMagePDef ? 15 : 31;
if (p.getInventory().getPaperdollItem(Inventory.PAPERDOLL_LEGS) != null || (chest != null && chest.getItem().getBodyPart() == L2Item.SLOT_FULL_ARMOR))
env.value -= hasMagePDef ? 8 : 18;
if (p.getInventory().getPaperdollItem(Inventory.PAPERDOLL_GLOVES) != null)
env.value -= 8;
if (p.getInventory().getPaperdollItem(Inventory.PAPERDOLL_FEET) != null)
env.value -= 7;
env.value *= env.player.getLevelMod();
}
else
{
float level = env.player.getLevel();
env.value *= ((level + 89) / 100);
}
}
}
static class FuncGatesPDefMod extends Func
{
static final FuncGatesPDefMod _fmm_instance = new FuncGatesPDefMod();
static Func getInstance()
{
return _fmm_instance;
}
private FuncGatesPDefMod()
{
super(Stats.POWER_DEFENCE, 0x20, null);
}
@Override
public void calc(Env env)
{
if (SevenSigns.getInstance().getSealOwner(SevenSigns.SEAL_STRIFE) == SevenSigns.CABAL_DAWN)
env.value *= Config.ALT_SIEGE_DAWN_GATES_PDEF_MULT;
else if (SevenSigns.getInstance().getSealOwner(SevenSigns.SEAL_STRIFE) == SevenSigns.CABAL_DUSK)
env.value *= Config.ALT_SIEGE_DUSK_GATES_PDEF_MULT;
}
}
static class FuncGatesMDefMod extends Func
{
static final FuncGatesMDefMod _fmm_instance = new FuncGatesMDefMod();
static Func getInstance()
{
return _fmm_instance;
}
private FuncGatesMDefMod()
{
super(Stats.MAGIC_DEFENCE, 0x20, null);
}
@Override
public void calc(Env env)
{
if (SevenSigns.getInstance().getSealOwner(SevenSigns.SEAL_STRIFE) == SevenSigns.CABAL_DAWN)
env.value *= Config.ALT_SIEGE_DAWN_GATES_MDEF_MULT;
else if (SevenSigns.getInstance().getSealOwner(SevenSigns.SEAL_STRIFE) == SevenSigns.CABAL_DUSK)
env.value *= Config.ALT_SIEGE_DUSK_GATES_MDEF_MULT;
}
}
static class FuncBowAtkRange extends Func
{
private static final FuncBowAtkRange _fbar_instance = new FuncBowAtkRange();
static Func getInstance()
{
return _fbar_instance;
}
private FuncBowAtkRange()
{
super(Stats.POWER_ATTACK_RANGE, 0x10, null);
setCondition(new ConditionUsingItemType(L2WeaponType.BOW.mask()));
}
@Override
public void calc(Env env)
{
if (!cond.test(env))
return;
// default is 40 and with bow should be 500
env.value += 460;
}
}
static class FuncCrossBowAtkRange extends Func
{
private static final FuncCrossBowAtkRange _fcb_instance = new FuncCrossBowAtkRange();
static Func getInstance()
{
return _fcb_instance;
}
private FuncCrossBowAtkRange()
{
super(Stats.POWER_ATTACK_RANGE, 0x10, null);
setCondition(new ConditionUsingItemType(L2WeaponType.CROSSBOW.mask()));
}
@Override
public void calc(Env env)
{
if (!cond.test(env))
return;
// default is 40 and with crossbow should be 400
env.value += 360;
}
}
static class FuncAtkAccuracy extends Func
{
static final FuncAtkAccuracy _faa_instance = new FuncAtkAccuracy();
static Func getInstance()
{
return _faa_instance;
}
private FuncAtkAccuracy()
{
super(Stats.ACCURACY_COMBAT, 0x10, null);
}
@Override
public void calc(Env env)
{
final int level = env.player.getLevel();
if (env.player instanceof L2PcInstance)
{
//[Square(DEX)]*6 + lvl + weapon hitbonus;
env.value += Math.sqrt(env.player.getDEX()) * 6;
env.value += level;
if (level > 77)
env.value += (level - 77) + 1;
if (level > 69)
env.value += (level - 69);
//if (env.player instanceof L2Summon)
//env.value += (level < 60) ? 4 : 5;
}
else
{
env.value += Math.sqrt(env.player.getDEX()) * 6;
env.value += level;
if (level > 77)
env.value += (level - 76);
if (level > 69)
env.value += (level - 69);
}
}
}
static class FuncAtkEvasion extends Func
{
static final FuncAtkEvasion _fae_instance = new FuncAtkEvasion();
static Func getInstance()
{
return _fae_instance;
}
private FuncAtkEvasion()
{
super(Stats.EVASION_RATE, 0x10, null);
}
@Override
public void calc(Env env)
{
final int level = env.player.getLevel();
if (env.player instanceof L2PcInstance)
{
//[Square(DEX)]*6 + lvl;
env.value += Math.sqrt(env.player.getDEX()) * 6;
env.value += level;
if (level > 77)
env.value += (level - 77);
if (level > 69)
env.value += (level - 69);
}
else
{
//[Square(DEX)]*6 + lvl;
env.value += Math.sqrt(env.player.getDEX()) * 6;
env.value += level;
if (level > 69)
env.value += (level - 69) + 2;
}
}
}
static class FuncAtkCritical extends Func
{
static final FuncAtkCritical _fac_instance = new FuncAtkCritical();
static Func getInstance()
{
return _fac_instance;
}
private FuncAtkCritical()
{
super(Stats.CRITICAL_RATE, 0x09, null);
}
@Override
public void calc(Env env)
{
env.value *= BaseStats.DEX.calcBonus(env.player);
env.value *= 10;
env.baseValue = env.value;
}
}
static class FuncMAtkCritical extends Func
{
static final FuncMAtkCritical _fac_instance = new FuncMAtkCritical();
static Func getInstance()
{
return _fac_instance;
}
private FuncMAtkCritical()
{
super(Stats.MCRITICAL_RATE, 0x30, null);
}
@Override
public void calc(Env env)
{
L2Character p = env.player;
if(p instanceof L2Summon)
env.value = 8; // TODO: needs retail value
else if (p instanceof L2PcInstance && p.getActiveWeaponInstance() != null)
env.value *= BaseStats.WIT.calcBonus(p);
}
}
static class FuncMoveSpeed extends Func
{
static final FuncMoveSpeed _fms_instance = new FuncMoveSpeed();
static Func getInstance()
{
return _fms_instance;
}
private FuncMoveSpeed()
{
super(Stats.RUN_SPEED, 0x30, null);
}
@Override
public void calc(Env env)
{
env.value *= BaseStats.DEX.calcBonus(env.player);
}
}
static class FuncPAtkSpeed extends Func
{
static final FuncPAtkSpeed _fas_instance = new FuncPAtkSpeed();
static Func getInstance()
{
return _fas_instance;
}
private FuncPAtkSpeed()
{
super(Stats.POWER_ATTACK_SPEED, 0x20, null);
}
@Override
public void calc(Env env)
{
env.value *= BaseStats.DEX.calcBonus(env.player);
}
}
static class FuncMAtkSpeed extends Func
{
static final FuncMAtkSpeed _fas_instance = new FuncMAtkSpeed();
static Func getInstance()
{
return _fas_instance;
}
private FuncMAtkSpeed()
{
super(Stats.MAGIC_ATTACK_SPEED, 0x20, null);
}
@Override
public void calc(Env env)
{
env.value *= BaseStats.WIT.calcBonus(env.player);
}
}
static class FuncHennaSTR extends Func
{
static final FuncHennaSTR _fh_instance = new FuncHennaSTR();
static Func getInstance()
{
return _fh_instance;
}
private FuncHennaSTR()
{
super(Stats.STAT_STR, 0x10, null);
}
@Override
public void calc(Env env)
{
// L2PcTemplate t = (L2PcTemplate)env._player.getTemplate();
L2PcInstance pc = (L2PcInstance) env.player;
if (pc != null) env.value += pc.getHennaStatSTR();
}
}
static class FuncHennaDEX extends Func
{
static final FuncHennaDEX _fh_instance = new FuncHennaDEX();
static Func getInstance()
{
return _fh_instance;
}
private FuncHennaDEX()
{
super(Stats.STAT_DEX, 0x10, null);
}
@Override
public void calc(Env env)
{
// L2PcTemplate t = (L2PcTemplate)env._player.getTemplate();
L2PcInstance pc = (L2PcInstance) env.player;
if (pc != null) env.value += pc.getHennaStatDEX();
}
}
static class FuncHennaINT extends Func
{
static final FuncHennaINT _fh_instance = new FuncHennaINT();
static Func getInstance()
{
return _fh_instance;
}
private FuncHennaINT()
{
super(Stats.STAT_INT, 0x10, null);
}
@Override
public void calc(Env env)
{
// L2PcTemplate t = (L2PcTemplate)env._player.getTemplate();
L2PcInstance pc = (L2PcInstance) env.player;
if (pc != null) env.value += pc.getHennaStatINT();
}
}
static class FuncHennaMEN extends Func
{
static final FuncHennaMEN _fh_instance = new FuncHennaMEN();
static Func getInstance()
{
return _fh_instance;
}
private FuncHennaMEN()
{
super(Stats.STAT_MEN, 0x10, null);
}
@Override
public void calc(Env env)
{
// L2PcTemplate t = (L2PcTemplate)env._player.getTemplate();
L2PcInstance pc = (L2PcInstance) env.player;
if (pc != null) env.value += pc.getHennaStatMEN();
}
}
static class FuncHennaCON extends Func
{
static final FuncHennaCON _fh_instance = new FuncHennaCON();
static Func getInstance()
{
return _fh_instance;
}
private FuncHennaCON()
{
super(Stats.STAT_CON, 0x10, null);
}
@Override
public void calc(Env env)
{
// L2PcTemplate t = (L2PcTemplate)env._player.getTemplate();
L2PcInstance pc = (L2PcInstance) env.player;
if (pc != null) env.value += pc.getHennaStatCON();
}
}
static class FuncHennaWIT extends Func
{
static final FuncHennaWIT _fh_instance = new FuncHennaWIT();
static Func getInstance()
{
return _fh_instance;
}
private FuncHennaWIT()
{
super(Stats.STAT_WIT, 0x10, null);
}
@Override
public void calc(Env env)
{
// L2PcTemplate t = (L2PcTemplate)env._player.getTemplate();
L2PcInstance pc = (L2PcInstance) env.player;
if (pc != null) env.value += pc.getHennaStatWIT();
}
}
static class FuncMaxHpAdd extends Func
{
static final FuncMaxHpAdd _fmha_instance = new FuncMaxHpAdd();
static Func getInstance()
{
return _fmha_instance;
}
private FuncMaxHpAdd()
{
super(Stats.MAX_HP, 0x10, null);
}
@Override
public void calc(Env env)
{
L2PcTemplate t = (L2PcTemplate) env.player.getTemplate();
int lvl = env.player.getLevel() - t.classBaseLevel;
double hpmod = t.lvlHpMod * lvl;
double hpmax = (t.lvlHpAdd + hpmod) * lvl;
double hpmin = (t.lvlHpAdd * lvl) + hpmod;
env.value += (hpmax + hpmin) / 2;
}
}
static class FuncMaxHpMul extends Func
{
static final FuncMaxHpMul _fmhm_instance = new FuncMaxHpMul();
static Func getInstance()
{
return _fmhm_instance;
}
private FuncMaxHpMul()
{
super(Stats.MAX_HP, 0x20, null);
}
@Override
public void calc(Env env)
{
env.value *= BaseStats.CON.calcBonus(env.player);
}
}
static class FuncMaxCpAdd extends Func
{
static final FuncMaxCpAdd _fmca_instance = new FuncMaxCpAdd();
static Func getInstance()
{
return _fmca_instance;
}
private FuncMaxCpAdd()
{
super(Stats.MAX_CP, 0x10, null);
}
@Override
public void calc(Env env)
{
L2PcTemplate t = (L2PcTemplate) env.player.getTemplate();
int lvl = env.player.getLevel() - t.classBaseLevel;
double cpmod = t.lvlCpMod * lvl;
double cpmax = (t.lvlCpAdd + cpmod) * lvl;
double cpmin = (t.lvlCpAdd * lvl) + cpmod;
env.value += (cpmax + cpmin) / 2;
}
}
static class FuncMaxCpMul extends Func
{
static final FuncMaxCpMul _fmcm_instance = new FuncMaxCpMul();
static Func getInstance()
{
return _fmcm_instance;
}
private FuncMaxCpMul()
{
super(Stats.MAX_CP, 0x20, null);
}
@Override
public void calc(Env env)
{
env.value *= BaseStats.CON.calcBonus(env.player);
}
}
static class FuncMaxMpAdd extends Func
{
static final FuncMaxMpAdd _fmma_instance = new FuncMaxMpAdd();
static Func getInstance()
{
return _fmma_instance;
}
private FuncMaxMpAdd()
{
super(Stats.MAX_MP, 0x10, null);
}
@Override
public void calc(Env env)
{
L2PcTemplate t = (L2PcTemplate) env.player.getTemplate();
int lvl = env.player.getLevel() - t.classBaseLevel;
double mpmod = t.lvlMpMod * lvl;
double mpmax = (t.lvlMpAdd + mpmod) * lvl;
double mpmin = (t.lvlMpAdd * lvl) + mpmod;
env.value += (mpmax + mpmin) / 2;
}
}
static class FuncMaxMpMul extends Func
{
static final FuncMaxMpMul _fmmm_instance = new FuncMaxMpMul();
static Func getInstance()
{
return _fmmm_instance;
}
private FuncMaxMpMul()
{
super(Stats.MAX_MP, 0x20, null);
}
@Override
public void calc(Env env)
{
env.value *= BaseStats.MEN.calcBonus(env.player);
}
}
/**
* Return the period between 2 regenerations task (3s for L2Character, 5 min for L2DoorInstance).
*/
public static int getRegeneratePeriod(L2Character cha)
{
if (cha instanceof L2DoorInstance) return HP_REGENERATE_PERIOD * 100; // 5 mins
return HP_REGENERATE_PERIOD; // 3s
}
/**
* Return the standard NPC Calculator set containing ACCURACY_COMBAT and EVASION_RATE.
*
* Concept :
* A calculator is created to manage and dynamically calculate the effect of a character property (ex : MAX_HP, REGENERATE_HP_RATE...).
* In fact, each calculator is a table of Func object in which each Func represents a mathematic function :
*
* FuncAtkAccuracy -> Math.sqrt(_player.getDEX())*6+_player.getLevel()
*
* To reduce cache memory use, L2NPCInstances who don't have skills share the same Calculator set called NPC_STD_CALCULATOR.
*
*/
public static Calculator[] getStdNPCCalculators()
{
Calculator[] std = new Calculator[Stats.NUM_STATS];
std[Stats.MAX_HP.ordinal()] = new Calculator();
std[Stats.MAX_HP.ordinal()].addFunc(FuncMaxHpMul.getInstance());
std[Stats.MAX_MP.ordinal()] = new Calculator();
std[Stats.MAX_MP.ordinal()].addFunc(FuncMaxMpMul.getInstance());
std[Stats.POWER_ATTACK.ordinal()] = new Calculator();
std[Stats.POWER_ATTACK.ordinal()].addFunc(FuncPAtkMod.getInstance());
std[Stats.MAGIC_ATTACK.ordinal()] = new Calculator();
std[Stats.MAGIC_ATTACK.ordinal()].addFunc(FuncMAtkMod.getInstance());
std[Stats.POWER_DEFENCE.ordinal()] = new Calculator();
std[Stats.POWER_DEFENCE.ordinal()].addFunc(FuncPDefMod.getInstance());
std[Stats.MAGIC_DEFENCE.ordinal()] = new Calculator();
std[Stats.MAGIC_DEFENCE.ordinal()].addFunc(FuncMDefMod.getInstance());
std[Stats.CRITICAL_RATE.ordinal()] = new Calculator();
std[Stats.CRITICAL_RATE.ordinal()].addFunc(FuncAtkCritical.getInstance());
std[Stats.MCRITICAL_RATE.ordinal()] = new Calculator();
std[Stats.MCRITICAL_RATE.ordinal()].addFunc(FuncMAtkCritical.getInstance());
std[Stats.ACCURACY_COMBAT.ordinal()] = new Calculator();
std[Stats.ACCURACY_COMBAT.ordinal()].addFunc(FuncAtkAccuracy.getInstance());
std[Stats.EVASION_RATE.ordinal()] = new Calculator();
std[Stats.EVASION_RATE.ordinal()].addFunc(FuncAtkEvasion.getInstance());
std[Stats.POWER_ATTACK_SPEED.ordinal()] = new Calculator();
std[Stats.POWER_ATTACK_SPEED.ordinal()].addFunc(FuncPAtkSpeed.getInstance());
std[Stats.MAGIC_ATTACK_SPEED.ordinal()] = new Calculator();
std[Stats.MAGIC_ATTACK_SPEED.ordinal()].addFunc(FuncMAtkSpeed.getInstance());
std[Stats.RUN_SPEED.ordinal()] = new Calculator();
std[Stats.RUN_SPEED.ordinal()].addFunc(FuncMoveSpeed.getInstance());
return std;
}
public static Calculator[] getStdDoorCalculators()
{
Calculator[] std = new Calculator[Stats.NUM_STATS];
// Add the FuncAtkAccuracy to the Standard Calculator of ACCURACY_COMBAT
std[Stats.ACCURACY_COMBAT.ordinal()] = new Calculator();
std[Stats.ACCURACY_COMBAT.ordinal()].addFunc(FuncAtkAccuracy.getInstance());
// Add the FuncAtkEvasion to the Standard Calculator of EVASION_RATE
std[Stats.EVASION_RATE.ordinal()] = new Calculator();
std[Stats.EVASION_RATE.ordinal()].addFunc(FuncAtkEvasion.getInstance());
//SevenSigns PDEF Modifier
std[Stats.POWER_DEFENCE.ordinal()] = new Calculator();
std[Stats.POWER_DEFENCE.ordinal()].addFunc(FuncGatesPDefMod.getInstance());
//SevenSigns MDEF Modifier
std[Stats.MAGIC_DEFENCE.ordinal()] = new Calculator();
std[Stats.MAGIC_DEFENCE.ordinal()].addFunc(FuncGatesMDefMod.getInstance());
return std;
}
/**
* Add basics Func objects to L2PcInstance and L2Summon.
*
* Concept :
* A calculator is created to manage and dynamically calculate the effect of a character property (ex : MAX_HP, REGENERATE_HP_RATE...).
* In fact, each calculator is a table of Func object in which each Func represents a mathematic function :
*
* FuncAtkAccuracy -> Math.sqrt(_player.getDEX())*6+_player.getLevel()
*
* @param cha L2PcInstance or L2Summon that must obtain basic Func objects
*/
public static void addFuncsToNewCharacter(L2Character cha)
{
if (cha instanceof L2PcInstance)
{
cha.addStatFunc(FuncMaxHpAdd.getInstance());
cha.addStatFunc(FuncMaxHpMul.getInstance());
cha.addStatFunc(FuncMaxCpAdd.getInstance());
cha.addStatFunc(FuncMaxCpMul.getInstance());
cha.addStatFunc(FuncMaxMpAdd.getInstance());
cha.addStatFunc(FuncMaxMpMul.getInstance());
//cha.addStatFunc(FuncMultRegenResting.getInstance(Stats.REGENERATE_HP_RATE));
//cha.addStatFunc(FuncMultRegenResting.getInstance(Stats.REGENERATE_CP_RATE));
//cha.addStatFunc(FuncMultRegenResting.getInstance(Stats.REGENERATE_MP_RATE));
cha.addStatFunc(FuncBowAtkRange.getInstance());
cha.addStatFunc(FuncCrossBowAtkRange.getInstance());
//cha.addStatFunc(FuncMultLevelMod.getInstance(Stats.POWER_ATTACK));
//cha.addStatFunc(FuncMultLevelMod.getInstance(Stats.POWER_DEFENCE));
//cha.addStatFunc(FuncMultLevelMod.getInstance(Stats.MAGIC_DEFENCE));
cha.addStatFunc(FuncPAtkMod.getInstance());
cha.addStatFunc(FuncMAtkMod.getInstance());
cha.addStatFunc(FuncPDefMod.getInstance());
cha.addStatFunc(FuncMDefMod.getInstance());
cha.addStatFunc(FuncAtkCritical.getInstance());
cha.addStatFunc(FuncMAtkCritical.getInstance());
cha.addStatFunc(FuncAtkAccuracy.getInstance());
cha.addStatFunc(FuncAtkEvasion.getInstance());
cha.addStatFunc(FuncPAtkSpeed.getInstance());
cha.addStatFunc(FuncMAtkSpeed.getInstance());
cha.addStatFunc(FuncMoveSpeed.getInstance());
cha.addStatFunc(FuncHennaSTR.getInstance());
cha.addStatFunc(FuncHennaDEX.getInstance());
cha.addStatFunc(FuncHennaINT.getInstance());
cha.addStatFunc(FuncHennaMEN.getInstance());
cha.addStatFunc(FuncHennaCON.getInstance());
cha.addStatFunc(FuncHennaWIT.getInstance());
}
else if (cha instanceof L2PetInstance)
{
cha.addStatFunc(FuncMaxHpMul.getInstance());
cha.addStatFunc(FuncMaxMpMul.getInstance());
cha.addStatFunc(FuncPAtkMod.getInstance());
cha.addStatFunc(FuncMAtkMod.getInstance());
cha.addStatFunc(FuncPDefMod.getInstance());
cha.addStatFunc(FuncMDefMod.getInstance());
cha.addStatFunc(FuncAtkCritical.getInstance());
cha.addStatFunc(FuncMAtkCritical.getInstance());
cha.addStatFunc(FuncAtkAccuracy.getInstance());
cha.addStatFunc(FuncAtkEvasion.getInstance());
cha.addStatFunc(FuncMoveSpeed.getInstance());
cha.addStatFunc(FuncPAtkSpeed.getInstance());
cha.addStatFunc(FuncMAtkSpeed.getInstance());
}
else if (cha instanceof L2BabyPetInstance)
{
cha.addStatFunc(FuncMaxHpMul.getInstance());
cha.addStatFunc(FuncMaxMpMul.getInstance());
cha.addStatFunc(FuncPAtkMod.getInstance());
cha.addStatFunc(FuncMAtkMod.getInstance());
cha.addStatFunc(FuncPDefMod.getInstance());
cha.addStatFunc(FuncMDefMod.getInstance());
cha.addStatFunc(FuncAtkCritical.getInstance());
cha.addStatFunc(FuncMAtkCritical.getInstance());
cha.addStatFunc(FuncAtkAccuracy.getInstance());
cha.addStatFunc(FuncAtkEvasion.getInstance());
cha.addStatFunc(FuncMoveSpeed.getInstance());
cha.addStatFunc(FuncPAtkSpeed.getInstance());
cha.addStatFunc(FuncMAtkSpeed.getInstance());
}
else if (cha instanceof L2Summon)
{
//cha.addStatFunc(FuncMultRegenResting.getInstance(Stats.REGENERATE_HP_RATE));
//cha.addStatFunc(FuncMultRegenResting.getInstance(Stats.REGENERATE_MP_RATE));
cha.addStatFunc(FuncMaxHpMul.getInstance());
cha.addStatFunc(FuncMaxMpMul.getInstance());
cha.addStatFunc(FuncPAtkMod.getInstance());
cha.addStatFunc(FuncMAtkMod.getInstance());
cha.addStatFunc(FuncPDefMod.getInstance());
cha.addStatFunc(FuncMDefMod.getInstance());
cha.addStatFunc(FuncAtkCritical.getInstance());
cha.addStatFunc(FuncMAtkCritical.getInstance());
cha.addStatFunc(FuncAtkAccuracy.getInstance());
cha.addStatFunc(FuncAtkEvasion.getInstance());
cha.addStatFunc(FuncMoveSpeed.getInstance());
cha.addStatFunc(FuncPAtkSpeed.getInstance());
cha.addStatFunc(FuncMAtkSpeed.getInstance());
}
}
/**
* Calculate the HP regen rate (base + modifiers).
*
*/
public static final double calcHpRegen(L2Character cha)
{
double init = cha.getTemplate().baseHpReg;
double hpRegenMultiplier = cha.isRaid() ? Config.RAID_HP_REGEN_MULTIPLIER : Config.HP_REGEN_MULTIPLIER;
double hpRegenBonus = 0;
if (Config.L2JMOD_CHAMPION_ENABLE && cha.isChampion())
hpRegenMultiplier *= Config.L2JMOD_CHAMPION_HP_REGEN;
if (cha instanceof L2PcInstance)
{
L2PcInstance player = (L2PcInstance) cha;
// Calculate correct baseHpReg value for certain level of PC
init += (player.getLevel() > 10) ? ((player.getLevel() - 1) / 10.0) : 0.5;
// SevenSigns Festival modifier
if (SevenSignsFestival.getInstance().isFestivalInProgress() && player.isFestivalParticipant())
hpRegenMultiplier *= calcFestivalRegenModifier(player);
else
{
double siegeModifier = calcSiegeRegenModifer(player);
if (siegeModifier > 0)
hpRegenMultiplier *= siegeModifier;
}
if (player.isInsideZone(L2Character.ZONE_CLANHALL) && player.getClan() != null && player.getClan().getHasHideout() > 0)
{
L2ClanHallZone zone = ZoneManager.getInstance().getZone(player, L2ClanHallZone.class);
int posChIndex = zone == null ? -1 : zone.getClanHallId();
int clanHallIndex = player.getClan().getHasHideout();
if (clanHallIndex > 0 && clanHallIndex == posChIndex)
{
ClanHall clansHall = ClanHallManager.getInstance().getClanHallById(clanHallIndex);
if (clansHall != null)
if (clansHall.getFunction(ClanHall.FUNC_RESTORE_HP) != null)
hpRegenMultiplier *= 1 + (double) clansHall.getFunction(ClanHall.FUNC_RESTORE_HP).getLvl() / 100;
}
}
if (player.isInsideZone(L2Character.ZONE_CASTLE) && player.getClan() != null && player.getClan().getHasCastle() > 0)
{
L2CastleZone zone = ZoneManager.getInstance().getZone(player, L2CastleZone.class);
int posCastleIndex = zone == null ? -1 : zone.getCastleId();
int castleIndex = player.getClan().getHasCastle();
if (castleIndex > 0 && castleIndex == posCastleIndex)
{
Castle castle = CastleManager.getInstance().getCastleById(castleIndex);
if (castle != null)
if (castle.getFunction(Castle.FUNC_RESTORE_HP) != null)
hpRegenMultiplier *= 1 + (double) castle.getFunction(Castle.FUNC_RESTORE_HP).getLvl() / 100;
}
}
if (player.isInsideZone(L2Character.ZONE_FORT) && player.getClan() != null && player.getClan().getHasFort() > 0)
{
L2FortZone zone = ZoneManager.getInstance().getZone(player, L2FortZone.class);
int posFortIndex = zone == null ? -1 : zone.getFortId();
int fortIndex = player.getClan().getHasFort();
if (fortIndex > 0 && fortIndex == posFortIndex)
{
Fort fort = FortManager.getInstance().getFortById(fortIndex);
if (fort != null)
if (fort.getFunction(Fort.FUNC_RESTORE_HP) != null)
hpRegenMultiplier *= 1 + (double) fort.getFunction(Fort.FUNC_RESTORE_HP).getLvl() / 100;
}
}
// Mother Tree effect is calculated at last
if (player.isInsideZone(L2Character.ZONE_MOTHERTREE))
{
L2MotherTreeZone zone = ZoneManager.getInstance().getZone(player, L2MotherTreeZone.class);
int hpBonus = zone == null ? 0 : zone.getHpRegenBonus();
hpRegenBonus += hpBonus;
}
// Calculate Movement bonus
if (player.isSitting())
hpRegenMultiplier *= 1.5; // Sitting
else if (!player.isMoving())
hpRegenMultiplier *= 1.1; // Staying
else if (player.isRunning())
hpRegenMultiplier *= 0.7; // Running
// Add CON bonus
init *= cha.getLevelMod() * BaseStats.CON.calcBonus(cha);
}
else if (cha instanceof L2PetInstance)
init = ((L2PetInstance) cha).getPetLevelData().getPetRegenHP() * Config.PET_HP_REGEN_MULTIPLIER;
if (init < 1)
init = 1;
return cha.calcStat(Stats.REGENERATE_HP_RATE, init, null, null) * hpRegenMultiplier + hpRegenBonus;
}
/**
* Calculate the MP regen rate (base + modifiers).
*/
public static final double calcMpRegen(L2Character cha)
{
double init = cha.getTemplate().baseMpReg;
double mpRegenMultiplier = cha.isRaid() ? Config.RAID_MP_REGEN_MULTIPLIER : Config.MP_REGEN_MULTIPLIER;
double mpRegenBonus = 0;
if (cha instanceof L2PcInstance)
{
L2PcInstance player = (L2PcInstance) cha;
// Calculate correct baseMpReg value for certain level of PC
init += 0.3 * ((player.getLevel() - 1) / 10.0);
// SevenSigns Festival modifier
if (SevenSignsFestival.getInstance().isFestivalInProgress() && player.isFestivalParticipant())
mpRegenMultiplier *= calcFestivalRegenModifier(player);
// Mother Tree effect is calculated at last'
if (player.isInsideZone(L2Character.ZONE_MOTHERTREE))
{
L2MotherTreeZone zone = ZoneManager.getInstance().getZone(player, L2MotherTreeZone.class);
int mpBonus = zone == null ? 0 : zone.getMpRegenBonus();
mpRegenBonus += mpBonus;
}
if (player.isInsideZone(L2Character.ZONE_CLANHALL) && player.getClan() != null && player.getClan().getHasHideout() > 0)
{
L2ClanHallZone zone = ZoneManager.getInstance().getZone(player, L2ClanHallZone.class);
int posChIndex = zone == null ? -1 : zone.getClanHallId();
int clanHallIndex = player.getClan().getHasHideout();
if (clanHallIndex > 0 && clanHallIndex == posChIndex)
{
ClanHall clansHall = ClanHallManager.getInstance().getClanHallById(clanHallIndex);
if (clansHall != null)
if (clansHall.getFunction(ClanHall.FUNC_RESTORE_MP) != null)
mpRegenMultiplier *= 1 + (double) clansHall.getFunction(ClanHall.FUNC_RESTORE_MP).getLvl() / 100;
}
}
if (player.isInsideZone(L2Character.ZONE_CASTLE) && player.getClan() != null && player.getClan().getHasCastle() > 0)
{
L2CastleZone zone = ZoneManager.getInstance().getZone(player, L2CastleZone.class);
int posCastleIndex = zone == null ? -1 : zone.getCastleId();
int castleIndex = player.getClan().getHasCastle();
if (castleIndex > 0 && castleIndex == posCastleIndex)
{
Castle castle = CastleManager.getInstance().getCastleById(castleIndex);
if (castle != null)
{
if (castle.getFunction(Castle.FUNC_RESTORE_MP) != null)
mpRegenMultiplier *= 1 + (double) castle.getFunction(Castle.FUNC_RESTORE_MP).getLvl() / 100;
}
}
}
if (player.isInsideZone(L2Character.ZONE_FORT) && player.getClan() != null && player.getClan().getHasFort() > 0)
{
L2FortZone zone = ZoneManager.getInstance().getZone(player, L2FortZone.class);
int posFortIndex = zone == null ? -1 : zone.getFortId();
int fortIndex = player.getClan().getHasFort();
if (fortIndex > 0 && fortIndex == posFortIndex)
{
Fort fort = FortManager.getInstance().getFortById(fortIndex);
if (fort != null)
if (fort.getFunction(Fort.FUNC_RESTORE_MP) != null)
mpRegenMultiplier *= 1 + (double) fort.getFunction(Fort.FUNC_RESTORE_MP).getLvl() / 100;
}
}
// Calculate Movement bonus
if (player.isSitting())
mpRegenMultiplier *= 1.5; // Sitting
else if (!player.isMoving())
mpRegenMultiplier *= 1.1; // Staying
else if (player.isRunning())
mpRegenMultiplier *= 0.7; // Running
// Add MEN bonus
init *= cha.getLevelMod() * BaseStats.MEN.calcBonus(cha);
}
else if (cha instanceof L2PetInstance)
init = ((L2PetInstance) cha).getPetLevelData().getPetRegenMP() * Config.PET_MP_REGEN_MULTIPLIER;
if (init < 1)
init = 1;
return cha.calcStat(Stats.REGENERATE_MP_RATE, init, null, null) * mpRegenMultiplier + mpRegenBonus;
}
/**
* Calculate the CP regen rate (base + modifiers).
*/
public static final double calcCpRegen(L2Character cha)
{
double init = cha.getTemplate().baseHpReg;
double cpRegenMultiplier = Config.CP_REGEN_MULTIPLIER;
double cpRegenBonus = 0;
if (cha instanceof L2PcInstance)
{
L2PcInstance player = (L2PcInstance) cha;
// Calculate correct baseHpReg value for certain level of PC
init += (player.getLevel() > 10) ? ((player.getLevel() - 1) / 10.0) : 0.5;
// Calculate Movement bonus
if (player.isSitting())
cpRegenMultiplier *= 1.5; // Sitting
else if (!player.isMoving())
cpRegenMultiplier *= 1.1; // Staying
else if (player.isRunning())
cpRegenMultiplier *= 0.7; // Running
}
else
{
// Calculate Movement bonus
if (!cha.isMoving())
cpRegenMultiplier *= 1.1; // Staying
else if (cha.isRunning())
cpRegenMultiplier *= 0.7; // Running
}
// Apply CON bonus
init *= cha.getLevelMod() * BaseStats.CON.calcBonus(cha);
if (init < 1)
init = 1;
return cha.calcStat(Stats.REGENERATE_CP_RATE, init, null, null) * cpRegenMultiplier + cpRegenBonus;
}
@SuppressWarnings("deprecation")
public static final double calcFestivalRegenModifier(L2PcInstance activeChar)
{
final int[] festivalInfo = SevenSignsFestival.getInstance().getFestivalForPlayer(activeChar);
final int oracle = festivalInfo[0];
final int festivalId = festivalInfo[1];
int[] festivalCenter;
// If the player isn't found in the festival, leave the regen rate as it is.
if (festivalId < 0) return 0;
// Retrieve the X and Y coords for the center of the festival arena the player is in.
if (oracle == SevenSigns.CABAL_DAWN) festivalCenter = SevenSignsFestival.FESTIVAL_DAWN_PLAYER_SPAWNS[festivalId];
else festivalCenter = SevenSignsFestival.FESTIVAL_DUSK_PLAYER_SPAWNS[festivalId];
// Check the distance between the player and the player spawn point, in the center of the arena.
double distToCenter = activeChar.getDistance(festivalCenter[0], festivalCenter[1]);
if (Config.DEBUG)
_log.info("Distance: " + distToCenter + ", RegenMulti: " + (distToCenter * 2.5) / 50);
return 1.0 - (distToCenter * 0.0005); // Maximum Decreased Regen of ~ -65%;
}
public static final double calcSiegeRegenModifer(L2PcInstance activeChar)
{
if (activeChar == null || activeChar.getClan() == null) return 0;
Siege siege = SiegeManager.getInstance().getSiege(activeChar.getPosition().getX(),
activeChar.getPosition().getY(),
activeChar.getPosition().getZ());
if (siege == null || !siege.getIsInProgress()) return 0;
L2SiegeClan siegeClan = siege.getAttackerClan(activeChar.getClan().getClanId());
if (siegeClan == null || siegeClan.getFlag().isEmpty()
|| !Util.checkIfInRange(200, activeChar, siegeClan.getFlag().get(0), true)) return 0;
return 1.5; // If all is true, then modifer will be 50% more
}
public static double calcBlowDamage(L2Character attacker, L2Character target, L2Skill skill, byte shld, boolean ss)
{
double defence = target.getPDef(attacker);
switch(shld)
{
case Formulas.SHIELD_DEFENSE_SUCCEED:
defence += target.getShldDef();
break;
case Formulas.SHIELD_DEFENSE_PERFECT_BLOCK: // perfect block
return 1;
}
boolean isPvP = (attacker instanceof L2Playable) && (target instanceof L2PcInstance);
boolean isPvE = (attacker instanceof L2Playable) && (target instanceof L2Attackable);
double power = skill.getPower(isPvP, isPvE);
double damage = 0;
double proximityBonus = 1;
double graciaPhysSkillBonus = skill.isMagic() ? 1 : 1.10113; // Gracia final physical skill bonus 10.113%
double ssboost = ss ? (skill.getSSBoost() > 0 ? skill.getSSBoost() : 2.04) : 1; // 104% bonus with SS
double pvpBonus = 1;
if ((attacker instanceof L2Playable) && (target instanceof L2Playable))
{
// Dmg bonusses in PvP fight
pvpBonus *= attacker.calcStat(Stats.PVP_PHYS_SKILL_DMG, 1, null, null);
// Def bonusses in PvP fight
defence *= target.calcStat(Stats.PVP_PHYS_SKILL_DEF, 1, null, null);
}
if (isBehind(attacker, target))
proximityBonus = 1.2; // +20% crit dmg when back stabbed
else if (isInFrontOf(attacker, target))
proximityBonus = 1.1; // +10% crit dmg when side stabbed
damage += Formulas.calcValakasAttribute(attacker, target, skill);
double element = calcElemental(attacker, target, skill);
// SSBoost > 0 have different calculation
if (skill.getSSBoost() > 0)
damage += 70. * graciaPhysSkillBonus * (attacker.getPAtk(target) + power) / defence * (attacker.calcStat(Stats.CRITICAL_DAMAGE, 1, target, skill))
* (target.calcStat(Stats.CRIT_VULN, 1, target, skill)) * ssboost * proximityBonus * element * pvpBonus
+ (attacker.calcStat(Stats.CRITICAL_DAMAGE_ADD, 0, target, skill) * 6.1 * 70 / defence * graciaPhysSkillBonus);
else
damage += 70. * graciaPhysSkillBonus * (power + (attacker.getPAtk(target) * ssboost)) / defence * (attacker.calcStat(Stats.CRITICAL_DAMAGE, 1, target, skill))
* (target.calcStat(Stats.CRIT_VULN, 1, target, skill)) * proximityBonus * element * pvpBonus
+ (attacker.calcStat(Stats.CRITICAL_DAMAGE_ADD, 0, target, skill) * 6.1 * 70 / defence * graciaPhysSkillBonus);
damage += target.calcStat(Stats.CRIT_ADD_VULN, 0, target, skill) * 6.1;
// get the vulnerability for the instance due to skills (buffs, passives, toggles, etc)
damage = target.calcStat(Stats.DAGGER_WPN_VULN, damage, target, null);
// Random weapon damage
damage *= attacker.getRandomDamageMultiplier();
if (target instanceof L2Attackable && !target.isRaid() && !target.isRaidMinion() && target.getLevel() >= Config.MIN_NPC_LVL_DMG_PENALTY && attacker.getActingPlayer() != null
&& (target.getLevel() - attacker.getActingPlayer().getLevel()) >= 2)
{
int lvlDiff = target.getLevel() - attacker.getActingPlayer().getLevel() - 1;
if (lvlDiff > Config.NPC_SKILL_DMG_PENALTY.size())
damage *= Config.NPC_SKILL_DMG_PENALTY.get(Config.NPC_SKILL_DMG_PENALTY.size());
else
damage *= Config.NPC_SKILL_DMG_PENALTY.get(lvlDiff);
}
//TODO: Formulas.calcStunBreak(target, damage);
return damage < 1 ? 1. : damage;
}
/** Calculated damage caused by ATTACK of attacker on target,
* called separatly for each weapon, if dual-weapon is used.
*
* @param attacker player or NPC that makes ATTACK
* @param target player or NPC, target of ATTACK
* @param miss one of ATTACK_XXX constants
* @param crit if the ATTACK have critical success
* @param dual if dual weapon is used
* @param ss if weapon item was charged by soulshot
* @return damage points
*/
public static final double calcPhysDam(L2Character attacker, L2Character target, L2Skill skill,
byte shld, boolean crit, boolean dual, boolean ss)
{
final boolean isPvP = (attacker instanceof L2Playable) && (target instanceof L2Playable);
final boolean isPvE = (attacker instanceof L2Playable) && (target instanceof L2Attackable);
double damage = attacker.getPAtk(target);
double defence = target.getPDef(attacker);
damage+=calcValakasAttribute(attacker, target, skill);
if (attacker instanceof L2Npc)
{
if(((L2Npc)attacker)._soulshotcharged)
{
ss = true;
}
else
ss = false;
((L2Npc)attacker)._soulshotcharged = false;
}
// Def bonusses in PvP fight
if(isPvP)
{
if(skill == null)
defence *= target.calcStat(Stats.PVP_PHYSICAL_DEF, 1, null, null);
else
defence *= target.calcStat(Stats.PVP_PHYS_SKILL_DEF, 1, null, null);
}
switch (shld)
{
case SHIELD_DEFENSE_SUCCEED:
if (!Config.ALT_GAME_SHIELD_BLOCKS)
defence += target.getShldDef();
break;
case SHIELD_DEFENSE_PERFECT_BLOCK: // perfect block
return 1.;
}
if (ss) damage *= 2;
if (skill != null)
{
double skillpower = skill.getPower(attacker, target, isPvP, isPvE);
float ssboost = skill.getSSBoost();
if (ssboost <= 0)
damage += skillpower;
else if (ssboost > 0)
{
if (ss)
{
skillpower *= ssboost;
damage += skillpower;
}
else
damage += skillpower;
}
}
// defence modifier depending of the attacker weapon
L2Weapon weapon = attacker.getActiveWeaponItem();
Stats stat = null;
boolean isBow = false;
if (weapon != null && !attacker.isTransformed())
{
switch (weapon.getItemType())
{
case BOW:
isBow = true;
stat = Stats.BOW_WPN_VULN;
break;
case CROSSBOW:
isBow = true;
stat = Stats.CROSSBOW_WPN_VULN;
break;
case BLUNT:
stat = Stats.BLUNT_WPN_VULN;
break;
case DAGGER:
stat = Stats.DAGGER_WPN_VULN;
break;
case DUAL:
stat = Stats.DUAL_WPN_VULN;
break;
case DUALFIST:
stat = Stats.DUALFIST_WPN_VULN;
break;
case ETC:
stat = Stats.ETC_WPN_VULN;
break;
case FIST:
stat = Stats.FIST_WPN_VULN;
break;
case POLE:
stat = Stats.POLE_WPN_VULN;
break;
case SWORD:
stat = Stats.SWORD_WPN_VULN;
break;
case BIGSWORD:
stat = Stats.BIGSWORD_WPN_VULN;
break;
case BIGBLUNT:
stat = Stats.BIGBLUNT_WPN_VULN;
break;
case DUALDAGGER:
stat = Stats.DUALDAGGER_WPN_VULN;
break;
case RAPIER:
stat = Stats.RAPIER_WPN_VULN;
break;
case ANCIENTSWORD:
stat = Stats.ANCIENT_WPN_VULN;
break;
/*case PET:
stat = Stats.PET_WPN_VULN;
break;*/
}
}
// for summon use pet weapon vuln, since they cant hold weapon
if (attacker instanceof L2SummonInstance)
stat = Stats.PET_WPN_VULN;
/*if (shld && !Config.ALT_GAME_SHIELD_BLOCKS)
{
defence += target.getShldDef();
}*/
//if (!(attacker instanceof L2RaidBossInstance) &&
/*
if ((attacker instanceof L2NpcInstance || attacker instanceof L2SiegeGuardInstance))
{
if (attacker instanceof L2RaidBossInstance) damage *= 1; // was 10 changed for temp fix
// else
// damage *= 2;
// if (attacker instanceof L2NpcInstance || attacker instanceof L2SiegeGuardInstance){
//damage = damage * attacker.getSTR() * attacker.getAccuracy() * 0.05 / defence;
// damage = damage * attacker.getSTR()* (attacker.getSTR() + attacker.getLevel()) * 0.025 / defence;
// damage += _rnd.nextDouble() * damage / 10 ;
}
*/
// else {
//if (skill == null)
if (crit)
{
//Finally retail like formula
damage = 2 * attacker.calcStat(Stats.CRITICAL_DAMAGE, 1, target, skill) * target.calcStat(Stats.CRIT_VULN, target.getTemplate().baseCritVuln, target, null) * (70 * damage / defence);
//Crit dmg add is almost useless in normal hits...
damage += (attacker.calcStat(Stats.CRITICAL_DAMAGE_ADD, 0, target, skill) * 70 / defence);
}
else
damage = 70 * damage / defence;
if (stat != null)
{
// get the vulnerability due to skills (buffs, passives, toggles, etc)
damage = target.calcStat(stat, damage, target, null);
/*if (target instanceof L2Npc)
{
// get the natural vulnerability for the template
damage *= ((L2Npc) target).getTemplate().getVulnerability(stat);
}*/
}
// Weapon random damage
damage *= attacker.getRandomDamageMultiplier();
//damage += Rnd.nextDouble() * damage / 10;
// damage += _rnd.nextDouble()* attacker.getRandomDamage(target);
// }
if (shld > 0 && Config.ALT_GAME_SHIELD_BLOCKS)
{
damage -= target.getShldDef();
if (damage < 0) damage = 0;
}
if (target instanceof L2Npc)
{
switch (((L2Npc) target).getTemplate().getRace())
{
case BEAST:
damage *= attacker.getPAtkMonsters(target);
break;
case ANIMAL:
damage *= attacker.getPAtkAnimals(target);
break;
case PLANT:
damage *= attacker.getPAtkPlants(target);
break;
case DRAGON:
damage *= attacker.getPAtkDragons(target);
break;
case BUG:
damage *= attacker.getPAtkInsects(target);
break;
case GIANT:
damage *= attacker.getPAtkGiants(target);
break;
case MAGICCREATURE:
damage *= attacker.getPAtkMagicCreatures(target);
break;
default:
// nothing
break;
}
}
if (damage > 0 && damage < 1)
{
damage = 1;
}
else if (damage < 0)
{
damage = 0;
}
// Dmg bonusses in PvP fight
if(isPvP)
{
if(skill == null)
damage *= attacker.calcStat(Stats.PVP_PHYSICAL_DMG, 1, null, null);
else
damage *= attacker.calcStat(Stats.PVP_PHYS_SKILL_DMG, 1, null, null);
}
// Physical skill dmg boost
if(skill != null)
damage *= attacker.calcStat(Stats.PHYSICAL_SKILL_POWER, 1, null, null);
damage *= calcElemental(attacker, target, skill);
if (target instanceof L2Attackable)
{
if (isBow)
{
if (skill != null)
damage *= attacker.calcStat(Stats.PVE_BOW_SKILL_DMG, 1, null, null);
else
damage *= attacker.calcStat(Stats.PVE_BOW_DMG, 1, null, null);
}
else
damage *= attacker.calcStat(Stats.PVE_PHYSICAL_DMG, 1, null, null);
if (!target.isRaid() && !target.isRaidMinion()
&& target.getLevel() >= Config.MIN_NPC_LVL_DMG_PENALTY && attacker.getActingPlayer() != null
&& (target.getLevel() - attacker.getActingPlayer().getLevel()) >= 2)
{
int lvlDiff = target.getLevel() - attacker.getActingPlayer().getLevel() - 1;
if (skill != null)
{
if (lvlDiff > Config.NPC_SKILL_DMG_PENALTY.size())
damage *= Config.NPC_SKILL_DMG_PENALTY.get(Config.NPC_SKILL_DMG_PENALTY.size());
else
damage *= Config.NPC_SKILL_DMG_PENALTY.get(lvlDiff);
}
else if (crit)
{
if (lvlDiff > Config.NPC_CRIT_DMG_PENALTY.size())
damage *= Config.NPC_CRIT_DMG_PENALTY.get(Config.NPC_CRIT_DMG_PENALTY.size());
else
damage *= Config.NPC_CRIT_DMG_PENALTY.get(lvlDiff);
}
else
{
if (lvlDiff > Config.NPC_DMG_PENALTY.size())
damage *= Config.NPC_DMG_PENALTY.get(Config.NPC_DMG_PENALTY.size());
else
damage *= Config.NPC_DMG_PENALTY.get(lvlDiff);
}
}
}
return damage;
}
public static final double calcMagicDam(L2Character attacker, L2Character target, L2Skill skill, byte shld, boolean ss, boolean bss, boolean mcrit)
{
final boolean isPvP = (attacker instanceof L2Playable) && (target instanceof L2Playable);
final boolean isPvE = (attacker instanceof L2Playable) && (target instanceof L2Attackable);
double mAtk = attacker.getMAtk(target, skill);
double mDef = target.getMDef(attacker, skill);
// AI SpiritShot
if (attacker instanceof L2Npc)
{
if(((L2Npc)attacker)._spiritshotcharged)
{
ss = true;
}
else
ss = false;
((L2Npc)attacker)._spiritshotcharged = false;
}
// --------------------------------
// Pvp bonuses for def
if(isPvP)
{
if(skill.isMagic())
mDef *= target.calcStat(Stats.PVP_MAGICAL_DEF, 1, null, null);
else
mDef *= target.calcStat(Stats.PVP_PHYS_SKILL_DEF, 1, null, null);
}
switch (shld)
{
case SHIELD_DEFENSE_SUCCEED:
mDef += target.getShldDef(); // kamael
break;
case SHIELD_DEFENSE_PERFECT_BLOCK: // perfect block
return 1;
}
if (bss)
mAtk *= 4;
else if (ss)
mAtk *= 2;
double damage = 91 * Math.sqrt(mAtk) / mDef * skill.getPower(attacker, target, isPvP, isPvE);
// Failure calculation
if (Config.ALT_GAME_MAGICFAILURES && !calcMagicSuccess(attacker, target, skill))
{
if (attacker instanceof L2PcInstance)
{
if (calcMagicSuccess(attacker, target, skill)
&& (target.getLevel() - attacker.getLevel()) <= 9)
{
if (skill.getSkillType() == L2SkillType.DRAIN)
attacker.sendPacket(SystemMessage.getSystemMessage(SystemMessageId.DRAIN_HALF_SUCCESFUL));
else
attacker.sendPacket(SystemMessage.getSystemMessage(SystemMessageId.ATTACK_FAILED));
damage /= 2;
}
else
{
SystemMessage sm = SystemMessage.getSystemMessage(SystemMessageId.C1_RESISTED_YOUR_S2);
sm.addCharName(target);
sm.addSkillName(skill);
attacker.sendPacket(sm);
damage = 1;
}
}
if (target instanceof L2PcInstance)
{
if (skill.getSkillType() == L2SkillType.DRAIN)
{
SystemMessage sm = SystemMessage.getSystemMessage(SystemMessageId.RESISTED_C1_DRAIN);
sm.addCharName(attacker);
target.sendPacket(sm);
}
else
{
SystemMessage sm = SystemMessage.getSystemMessage(SystemMessageId.RESISTED_C1_MAGIC);
sm.addCharName(attacker);
target.sendPacket(sm);
}
}
}
else if (mcrit)
{
if (attacker instanceof L2PcInstance && target instanceof L2PcInstance)
damage *= 2.5;
else
damage *= 3;
damage *= attacker.calcStat(Stats.MAGIC_CRIT_DMG, 1, null, null);
}
// Weapon random damage
damage *= attacker.getRandomDamageMultiplier();
// Pvp bonuses for dmg
if(isPvP)
{
if(skill.isMagic())
damage *= attacker.calcStat(Stats.PVP_MAGICAL_DMG, 1, null, null);
else
damage *= attacker.calcStat(Stats.PVP_PHYS_SKILL_DMG, 1, null, null);
}
// CT2.3 general magic vuln
damage *= target.calcStat(Stats.MAGIC_DAMAGE_VULN, 1, null, null);
damage *= calcElemental(attacker, target, skill);
if (target instanceof L2Attackable)
{
damage *= attacker.calcStat(Stats.PVE_MAGICAL_DMG, 1, null, null);
if (!target.isRaid() && !target.isRaidMinion()
&& target.getLevel() >= Config.MIN_NPC_LVL_DMG_PENALTY && attacker.getActingPlayer() != null
&& (target.getLevel() - attacker.getActingPlayer().getLevel()) >= 2)
{
int lvlDiff = target.getLevel() - attacker.getActingPlayer().getLevel() - 1;
if (lvlDiff > Config.NPC_SKILL_DMG_PENALTY.size())
damage *= Config.NPC_SKILL_DMG_PENALTY.get(Config.NPC_SKILL_DMG_PENALTY.size());
else
damage *= Config.NPC_SKILL_DMG_PENALTY.get(lvlDiff);
}
}
return damage;
}
public static final double calcMagicDam(L2CubicInstance attacker, L2Character target, L2Skill skill, boolean mcrit, byte shld)
{
// Current info include mAtk in the skill power.
// double mAtk = attacker.getMAtk();
final boolean isPvP = (target instanceof L2Playable);
final boolean isPvE = (target instanceof L2Attackable);
double mDef = target.getMDef(attacker.getOwner(), skill);
switch (shld)
{
case SHIELD_DEFENSE_SUCCEED:
mDef += target.getShldDef(); // kamael
break;
case SHIELD_DEFENSE_PERFECT_BLOCK: // perfect block
return 1;
}
double damage = 91 /* * Math.sqrt(mAtk)*/ / mDef * skill.getPower(isPvP, isPvE);
L2PcInstance owner = attacker.getOwner();
// Failure calculation
if (Config.ALT_GAME_MAGICFAILURES && !calcMagicSuccess(owner, target, skill))
{
if (calcMagicSuccess(owner, target, skill) && (target.getLevel() - skill.getMagicLevel()) <= 9){
if (skill.getSkillType() == L2SkillType.DRAIN)
owner.sendPacket(SystemMessage.getSystemMessage(SystemMessageId.DRAIN_HALF_SUCCESFUL));
else
owner.sendPacket(SystemMessage.getSystemMessage(SystemMessageId.ATTACK_FAILED));
damage /= 2;
}
else
{
SystemMessage sm = SystemMessage.getSystemMessage(SystemMessageId.C1_RESISTED_YOUR_S2);
sm.addCharName(target);
sm.addSkillName(skill);
owner.sendPacket(sm);
damage = 1;
}
if (target instanceof L2PcInstance)
{
if (skill.getSkillType() == L2SkillType.DRAIN)
{
SystemMessage sm = SystemMessage.getSystemMessage(SystemMessageId.RESISTED_C1_DRAIN);
sm.addCharName(owner);
target.sendPacket(sm);
}
else
{
SystemMessage sm = SystemMessage.getSystemMessage(SystemMessageId.RESISTED_C1_MAGIC);
sm.addCharName(owner);
target.sendPacket(sm);
}
}
}
else if (mcrit)
damage *= 3;
// CT2.3 general magic vuln
damage *= target.calcStat(Stats.MAGIC_DAMAGE_VULN, 1, null, null);
damage *= calcElemental(owner, target, skill);
if (target instanceof L2Attackable)
{
damage *= attacker.getOwner().calcStat(Stats.PVE_MAGICAL_DMG, 1, null, null);
if (!target.isRaid() && !target.isRaidMinion()
&& target.getLevel() >= Config.MIN_NPC_LVL_DMG_PENALTY && attacker.getOwner() != null
&& (target.getLevel() - attacker.getOwner().getLevel()) >= 2)
{
int lvlDiff = target.getLevel() - attacker.getOwner().getLevel() - 1;
if (lvlDiff > Config.NPC_SKILL_DMG_PENALTY.size())
damage *= Config.NPC_SKILL_DMG_PENALTY.get(Config.NPC_SKILL_DMG_PENALTY.size());
else
damage *= Config.NPC_SKILL_DMG_PENALTY.get(lvlDiff);
}
}
return damage;
}
/** Returns true in case of critical hit */
public static final boolean calcCrit(double rate, boolean skill, L2Character target)
{
final boolean success = rate > Rnd.get(1000);
// support for critical damage evasion
if (success)
{
if (target == null)
return true; // no effect
if (skill) //skills are excluded from crit dmg evasion
return success;
// little weird, but remember what CRIT_DAMAGE_EVASION > 1 increase chances to _evade_ crit hits
return Rnd.get((int)target.getStat().calcStat(Stats.CRIT_DAMAGE_EVASION, 100, null, null)) < 100;
}
return success;
}
/** Calculate value of blow success */
public static final boolean calcBlow(L2Character activeChar, L2Character target, int chance)
{
return activeChar.calcStat(Stats.BLOW_RATE, chance*(1.0+(activeChar.getDEX()-20)/100), target, null)>Rnd.get(100);
}
/** Calculate value of lethal chance */
public static final double calcLethal(L2Character activeChar, L2Character target, int baseLethal, int magiclvl)
{
double chance = 0;
if (magiclvl > 0)
{
int delta = ((magiclvl + activeChar.getLevel()) / 2) - 1 - target.getLevel();
// delta [-3,infinite)
if (delta >= -3)
{
chance = (baseLethal * ((double) activeChar.getLevel() / target.getLevel()));
}
// delta [-9, -3[
else if (delta < -3 && delta >= -9)
{
// baseLethal
// chance = -1 * -----------
// (delta / 3)
chance = (-3) * (baseLethal / (delta));
}
//delta [-infinite,-9[
else
{
chance = baseLethal / 15;
}
}
else
{
chance = (baseLethal * ((double) activeChar.getLevel() / target.getLevel()));
}
return 10 * activeChar.calcStat(Stats.LETHAL_RATE, chance, target, null);
}
public static final boolean calcLethalHit(L2Character activeChar, L2Character target, L2Skill skill)
{
if (!target.isRaid()
&& !(target instanceof L2DoorInstance)
&& !(target instanceof L2Npc && ((L2Npc) target).getNpcId() == 35062))
{
//activeChar.sendMessage(Double.toString(chance));
//activeChar.sendMessage(Double.toString(calcLethal(activeChar, target, skill.getLethalChance2(),skill.getMagicLevel())));
//activeChar.sendMessage(Double.toString(calcLethal(activeChar, target, skill.getLethalChance1(),skill.getMagicLevel())));
// 2nd lethal effect activate (cp,hp to 1 or if target is npc then hp to 1)
if (skill.getLethalChance2() > 0 && Rnd.get(1000) < calcLethal(activeChar, target, skill.getLethalChance2(),skill.getMagicLevel()))
{
if (target instanceof L2Npc)
target.reduceCurrentHp(target.getCurrentHp() - 1, activeChar, skill);
else if (target instanceof L2PcInstance) // If is a active player set his HP and CP to 1
{
L2PcInstance player = (L2PcInstance) target;
if (!player.isInvul())
{
if (!(activeChar instanceof L2PcInstance &&
(((L2PcInstance)activeChar).isGM() && !((L2PcInstance)activeChar).getAccessLevel().canGiveDamage())))
{
player.setCurrentHp(1);
player.setCurrentCp(1);
player.sendPacket(SystemMessage.getSystemMessage(SystemMessageId.LETHAL_STRIKE_SUCCESSFUL));
}
}
}
activeChar.sendPacket(SystemMessage.getSystemMessage(SystemMessageId.LETHAL_STRIKE));
}
else if (skill.getLethalChance1() > 0 && Rnd.get(1000) < calcLethal(activeChar, target, skill.getLethalChance1(),skill.getMagicLevel()))
{
if (target instanceof L2PcInstance)
{
L2PcInstance player = (L2PcInstance) target;
if (!player.isInvul())
{
if (!(activeChar instanceof L2PcInstance &&
(((L2PcInstance)activeChar).isGM() && !((L2PcInstance)activeChar).getAccessLevel().canGiveDamage())))
{
player.setCurrentCp(1); // Set CP to 1
player.sendPacket(SystemMessage.getSystemMessage(SystemMessageId.CP_DISAPPEARS_WHEN_HIT_WITH_A_HALF_KILL_SKILL));
activeChar.sendPacket(SystemMessage.getSystemMessage(SystemMessageId.CP_SIPHON));
}
}
}
//TODO: remove half kill since SYSMsg got changed.
/*else if (target instanceof L2Npc) // If is a monster remove first damage and after 50% of current hp
target.reduceCurrentHp(target.getCurrentHp() / 2, activeChar, skill);*/
}
else
return false;
}
else
return false;
return true;
}
public static final boolean calcMCrit(double mRate)
{
return mRate > Rnd.get(1000);
}
/** Returns true in case when ATTACK is canceled due to hit */
public static final boolean calcAtkBreak(L2Character target, double dmg)
{
if (target.getFusionSkill() != null)
return true;
double init = 0;
if (Config.ALT_GAME_CANCEL_CAST && target.isCastingNow()) init = 15;
if (Config.ALT_GAME_CANCEL_BOW && target.isAttackingNow())
{
L2Weapon wpn = target.getActiveWeaponItem();
if (wpn != null && wpn.getItemType() == L2WeaponType.BOW) init = 15;
}
if (target.isRaid() || target.isInvul() || init <= 0) return false; // No attack break
// Chance of break is higher with higher dmg
init += Math.sqrt(13*dmg);
// Chance is affected by target MEN
init -= (BaseStats.MEN.calcBonus(target) * 100 - 100);
// Calculate all modifiers for ATTACK_CANCEL
double rate = target.calcStat(Stats.ATTACK_CANCEL, init, null, null);
// Adjust the rate to be between 1 and 99
if (rate > 99) rate = 99;
else if (rate < 1) rate = 1;
return Rnd.get(100) < rate;
}
/** Calculate delay (in milliseconds) before next ATTACK */
public static final int calcPAtkSpd(L2Character attacker, L2Character target, double rate)
{
// measured Oct 2006 by Tank6585, formula by Sami
// attack speed 312 equals 1500 ms delay... (or 300 + 40 ms delay?)
if(rate < 2)
return 2700;
return (int) (470000 / rate);
}
/** Calculate delay (in milliseconds) for skills cast */
public static final int calcAtkSpd(L2Character attacker, L2Skill skill, double skillTime)
{
if (skill.isMagic()) return (int) (skillTime * 333 / attacker.getMAtkSpd());
return (int) (skillTime * 333 / attacker.getPAtkSpd());
}
/** Returns true if hit missed (target evaded)
* Formula based on http://l2p.l2wh.com/nonskillattacks.html
**/
public static boolean calcHitMiss(L2Character attacker, L2Character target)
{
int chance = (80 + (2 * (attacker.getAccuracy() - target.getEvasionRate(attacker))))*10;
// Get additional bonus from the conditions when you are attacking
chance *= hitConditionBonus.getConditionBonus(attacker, target);
chance = Math.max(chance, 200);
chance = Math.min(chance, 980);
return chance < Rnd.get(1000);
}
public static boolean __calcHitMiss(L2Character attacker, L2Character target)
{
int delta = attacker.getAccuracy() - target.getEvasionRate(attacker);
int chance;
if (delta >= 10) chance = 980;
else
{
switch (delta)
{
case 9: chance = 975; break;
case 8: chance = 970; break;
case 7: chance = 965; break;
case 6: chance = 960; break;
case 5: chance = 955; break;
case 4: chance = 945; break;
case 3: chance = 935; break;
case 2: chance = 925; break;
case 1: chance = 915; break;
case 0: chance = 905; break;
case -1: chance = 890; break;
case -2: chance = 875; break;
case -3: chance = 860; break;
case -4: chance = 845; break;
case -5: chance = 830; break;
case -6: chance = 815; break;
case -7: chance = 800; break;
case -8: chance = 785; break;
case -9: chance = 770; break;
case -10: chance = 755; break;
case -11: chance = 735; break;
case -12: chance = 715; break;
case -13: chance = 695; break;
case -14: chance = 675; break;
case -15: chance = 655; break;
case -16: chance = 625; break;
case -17: chance = 595; break;
case -18: chance = 565; break;
case -19: chance = 535; break;
case -20: chance = 505; break;
case -21: chance = 455; break;
case -22: chance = 405; break;
case -23: chance = 355; break;
case -24: chance = 305; break;
default: chance = 275;
}
if(!attacker.isInFrontOfTarget())
{
if(attacker.isBehindTarget())
chance *= 1.2;
else // side
chance *= 1.1;
if (chance > 980)
chance = 980;
}
}
return chance < Rnd.get(1000);
}
/**
* Returns:
* 0 = shield defense doesn't succeed
* 1 = shield defense succeed
* 2 = perfect block
*
* @param attacker
* @param target
* @param sendSysMsg
* @return
*/
public static byte calcShldUse(L2Character attacker, L2Character target, L2Skill skill, boolean sendSysMsg)
{
if (skill != null && skill.ignoreShield())
return 0;
L2Item item = target.getSecondaryWeaponItem();
if (item == null || !(item instanceof L2Armor) || ((L2Armor)item).getItemType() == L2ArmorType.SIGIL)
return 0;
double shldRate = target.calcStat(Stats.SHIELD_RATE, 0, attacker, null)
* BaseStats.DEX.calcBonus(target);
if (shldRate == 0.0)
return 0;
int degreeside = (int) target.calcStat(Stats.SHIELD_DEFENCE_ANGLE, 0, null, null) + 120;
if (degreeside < 360 && (!target.isFacing(attacker, degreeside)))
return 0;
byte shldSuccess = SHIELD_DEFENSE_FAILED;
// if attacker
// if attacker use bow and target wear shield, shield block rate is multiplied by 1.3 (30%)
L2Weapon at_weapon = attacker.getActiveWeaponItem();
if (at_weapon != null && at_weapon.getItemType() == L2WeaponType.BOW)
shldRate *= 1.3;
if (shldRate > 0 && 100 - Config.ALT_PERFECT_SHLD_BLOCK < Rnd.get(100))
{
shldSuccess = SHIELD_DEFENSE_PERFECT_BLOCK;
}
else if (shldRate > Rnd.get(100))
{
shldSuccess = SHIELD_DEFENSE_SUCCEED;
}
if (sendSysMsg && target instanceof L2PcInstance)
{
L2PcInstance enemy = (L2PcInstance)target;
switch (shldSuccess)
{
case SHIELD_DEFENSE_SUCCEED:
enemy.sendPacket(SystemMessage.getSystemMessage(SystemMessageId.SHIELD_DEFENCE_SUCCESSFULL));
break;
case SHIELD_DEFENSE_PERFECT_BLOCK:
enemy.sendPacket(SystemMessage.getSystemMessage(SystemMessageId.YOUR_EXCELLENT_SHIELD_DEFENSE_WAS_A_SUCCESS));
break;
}
}
return shldSuccess;
}
public static byte calcShldUse(L2Character attacker, L2Character target, L2Skill skill)
{
return calcShldUse(attacker, target, skill, true);
}
public static byte calcShldUse(L2Character attacker, L2Character target)
{
return calcShldUse(attacker, target, null, true);
}
public static boolean calcMagicAffected(L2Character actor, L2Character target, L2Skill skill)
{
// TODO: CHECK/FIX THIS FORMULA UP!!
double defence = 0;
if (skill.isActive() && skill.isOffensive() && !skill.isNeutral())
defence = target.getMDef(actor, skill);
double attack = 2 * actor.getMAtk(target, skill) * (1 + calcSkillVulnerability(actor, target, skill) / 100);
double d = (attack - defence)/(attack + defence);
if (target.calcStat(Stats.DEBUFF_IMMUNITY, 0, null, skill) > 0 && skill.isDebuff() && !skill.ignoreResists())
return false;
d += 0.5 * Rnd.nextGaussian();
return d > 0;
}
public static double calcSkillVulnerability(L2Character attacker, L2Character target, L2Skill skill)
{
double multiplier = 0; // initialize...
// Get the skill type to calculate its effect in function of base stats
// of the L2Character target
if (skill != null)
{
// first, get the natural template vulnerability values for the target
Stats stat = skill.getStat();
if (stat != null)
{
switch (stat)
{
case AGGRESSION:
multiplier = target.getTemplate().baseAggressionVuln;
break;
case BLEED:
multiplier = target.getTemplate().baseBleedVuln;
break;
case POISON:
multiplier = target.getTemplate().basePoisonVuln;
break;
case STUN:
multiplier = target.getTemplate().baseStunVuln;
break;
case ROOT:
multiplier = target.getTemplate().baseRootVuln;
break;
case MOVEMENT:
multiplier = target.getTemplate().baseMovementVuln;
break;
case SLEEP:
multiplier = target.getTemplate().baseSleepVuln;
break;
}
}
// Finally, calculate skilltype vulnerabilities
L2SkillType type = skill.getSkillType();
// For additional effects (like STUN, SHOCK, PARALYZE...) on damage skills
switch (type)
{
case PDAM:
case MDAM:
case BLOW:
case DRAIN:
case CHARGEDAM:
case FATAL:
case DEATHLINK:
case CPDAM:
case MANADAM:
case CPDAMPERCENT:
type = skill.getEffectType();
}
multiplier = calcSkillTypeVulnerability(multiplier, target, type);
}
return multiplier;
}
public static double calcSkillTypeVulnerability(double multiplier, L2Character target, L2SkillType type)
{
if (type != null)
{
switch (type)
{
case BLEED:
multiplier = target.calcStat(Stats.BLEED_VULN, multiplier, target, null);
break;
case POISON:
multiplier = target.calcStat(Stats.POISON_VULN, multiplier, target, null);
break;
case STUN:
multiplier = target.calcStat(Stats.STUN_VULN, multiplier, target, null);
break;
case PARALYZE:
multiplier = target.calcStat(Stats.PARALYZE_VULN, multiplier, target, null);
break;
case ROOT:
multiplier = target.calcStat(Stats.ROOT_VULN, multiplier, target, null);
break;
case SLEEP:
multiplier = target.calcStat(Stats.SLEEP_VULN, multiplier, target, null);
break;
case MUTE:
case FEAR:
case BETRAY:
case AGGDEBUFF:
case AGGREDUCE_CHAR:
case ERASE:
case CONFUSION:
case CONFUSE_MOB_ONLY:
multiplier = target.calcStat(Stats.DERANGEMENT_VULN, multiplier, target, null);
break;
case DEBUFF:
multiplier = target.calcStat(Stats.DEBUFF_VULN, multiplier, target, null);
break;
case BUFF:
multiplier = target.calcStat(Stats.BUFF_VULN, multiplier, target, null);
break;
case CANCEL:
multiplier = target.calcStat(Stats.CANCEL_VULN, multiplier, target, null);
break;
default:
}
}
return multiplier;
}
public static double calcSkillProficiency(L2Skill skill, L2Character attacker, L2Character target)
{
double multiplier = 0; // initialize...
if (skill != null)
{
// Calculate skilltype vulnerabilities
L2SkillType type = skill.getSkillType();
// For additional effects (like STUN, SHOCK, PARALYZE...) on damage skills
switch (type)
{
case PDAM:
case MDAM:
case BLOW:
case DRAIN:
case CHARGEDAM:
case FATAL:
case DEATHLINK:
case CPDAM:
case MANADAM:
case CPDAMPERCENT:
type = skill.getEffectType();
}
multiplier = calcSkillTypeProficiency(multiplier, attacker, target, type);
}
return multiplier;
}
public static double calcSkillTypeProficiency(double multiplier, L2Character attacker, L2Character target, L2SkillType type)
{
if (type != null)
{
switch (type)
{
case BLEED:
multiplier = attacker.calcStat(Stats.BLEED_PROF, multiplier, target, null);
break;
case POISON:
multiplier = attacker.calcStat(Stats.POISON_PROF, multiplier, target, null);
break;
case STUN:
multiplier = attacker.calcStat(Stats.STUN_PROF, multiplier, target, null);
break;
case PARALYZE:
multiplier = attacker.calcStat(Stats.PARALYZE_PROF, multiplier, target, null);
break;
case ROOT:
multiplier = attacker.calcStat(Stats.ROOT_PROF, multiplier, target, null);
break;
case SLEEP:
multiplier = attacker.calcStat(Stats.SLEEP_PROF, multiplier, target, null);
break;
case MUTE:
case FEAR:
case BETRAY:
case AGGDEBUFF:
case AGGREDUCE_CHAR:
case ERASE:
case CONFUSION:
case CONFUSE_MOB_ONLY:
multiplier = attacker.calcStat(Stats.DERANGEMENT_PROF, multiplier, target, null);
break;
case DEBUFF:
multiplier = attacker.calcStat(Stats.DEBUFF_PROF, multiplier, target, null);
break;
case CANCEL:
multiplier = attacker.calcStat(Stats.CANCEL_PROF, multiplier, target, null);
break;
default:
}
}
return multiplier;
}
public static double calcSkillStatModifier(L2Skill skill, L2Character target)
{
final BaseStats saveVs = skill.getSaveVs();
if (saveVs == null)
return 1;
return 1 / saveVs.calcBonus(target);
}
public static int calcLvlDependModifier(L2Character attacker, L2Character target, L2Skill skill)
{
if (skill.getLevelDepend() == 0)
return 0;
final int attackerMod;
if (skill.getMagicLevel() > 0)
attackerMod = skill.getMagicLevel();
else
attackerMod = attacker.getLevel();
return skill.getLevelDepend() * (attackerMod - target.getLevel());
}
public static int calcElementModifier(L2Character attacker, L2Character target, L2Skill skill)
{
final byte element = skill.getElement();
if (element == Elementals.NONE)
return 0;
int result = skill.getElementPower();
if (attacker.getAttackElement() == element)
result += attacker.getAttackElementValue(element);
result -= target.getDefenseElementValue(element);
if (result < 0)
return 0;
return Math.round((float)result / 10);
}
public static boolean calcEffectSuccess(L2Character attacker, L2Character target, EffectTemplate effect, L2Skill skill, byte shld, boolean ss, boolean sps, boolean bss)
{
final L2SkillType type = effect.effectType;
final int value = (int)effect.effectPower;
if (target.calcStat(Stats.DEBUFF_IMMUNITY, 0, null, skill) > 0 && skill.isDebuff() && !skill.ignoreResists())
return false;
if (type == null)
{
if (attacker.isDebug())
attacker.sendDebugMessage(skill.getName()+" effect ignoring resists");
return Rnd.get(100) < value;
}
else if (type.equals(L2SkillType.CANCEL)) // CANCEL-type effects land always
return true;
if (shld == SHIELD_DEFENSE_PERFECT_BLOCK) // perfect block
{
if (attacker.isDebug())
attacker.sendDebugMessage(skill.getName()+" effect blocked by shield");
return false;
}
double statModifier = calcSkillStatModifier(skill, target);
// Calculate BaseRate.
int rate = (int) (value * statModifier);
// Add Matk/Mdef Bonus
double mAtkModifier = 0;
int ssModifier = 0;
if (skill.isMagic())
{
mAtkModifier = target.getMDef(target, skill);
if (shld == SHIELD_DEFENSE_SUCCEED)
mAtkModifier += target.getShldDef();
// Add Bonus for Sps/SS
if (bss)
ssModifier = 4;
else if (sps)
ssModifier = 2;
else
ssModifier = 1;
mAtkModifier = 14 * Math.sqrt(ssModifier * attacker.getMAtk(target, skill)) / mAtkModifier;
rate = (int) (rate * mAtkModifier);
}
// Resists
double vulnModifier = calcSkillTypeVulnerability(0, target, type);
double profModifier = calcSkillTypeProficiency(0, attacker, target, type);
double res = vulnModifier + profModifier;
double resMod = 1;
if (res != 0)
{
if (res < 0)
{
resMod = 1 - 0.075 * res;
resMod = 1 / resMod;
}
else
resMod = 1 + 0.02 * res;
rate *= resMod;
}
int elementModifier = calcElementModifier(attacker, target, skill);
rate += elementModifier;
//lvl modifier.
int deltamod = calcLvlDependModifier(attacker, target, skill);
rate += deltamod;
if (rate > skill.getMaxChance())
rate = skill.getMaxChance();
else if (rate < skill.getMinChance())
rate = skill.getMinChance();
if (attacker.isDebug() || Config.DEVELOPER)
{
final StringBuilder stat = new StringBuilder(100);
StringUtil.append(stat,
skill.getName(),
" eff.type:", type.toString(),
" power:", String.valueOf(value),
" stat:", String.format("%1.2f", statModifier),
" res:", String.format("%1.2f", resMod), "(",
String.format("%1.2f", profModifier), "/",
String.format("%1.2f", vulnModifier),
") elem:", String.valueOf(elementModifier),
" mAtk:", String.format("%1.2f", mAtkModifier),
" ss:", String.valueOf(ssModifier),
" lvl:", String.valueOf(deltamod),
" total:", String.valueOf(rate)
);
final String result = stat.toString();
if (attacker.isDebug())
attacker.sendDebugMessage(result);
if (Config.DEVELOPER)
_log.info(result);
}
return (Rnd.get(100) < rate);
}
public static boolean calcSkillSuccess(L2Character attacker, L2Character target, L2Skill skill, byte shld, boolean ss, boolean sps, boolean bss)
{
final boolean isPvP = (attacker instanceof L2Playable) && (target instanceof L2Playable);
final boolean isPvE = (attacker instanceof L2Playable) && (target instanceof L2Attackable);
if (skill.ignoreResists())
{
if (attacker.isDebug())
attacker.sendDebugMessage(skill.getName()+" ignoring resists");
return (Rnd.get(100) < skill.getPower(isPvP, isPvE));
}
else if (target.calcStat(Stats.DEBUFF_IMMUNITY, 0, null, skill) > 0 && skill.isDebuff())
return false;
if (shld == SHIELD_DEFENSE_PERFECT_BLOCK) // perfect block
{
if (attacker.isDebug())
attacker.sendDebugMessage(skill.getName()+" blocked by shield");
return false;
}
int value = (int) skill.getPower(isPvP, isPvE);
double statModifier = calcSkillStatModifier(skill, target);
// Calculate BaseRate.
int rate = (int) (value * statModifier);
// Add Matk/Mdef Bonus
double mAtkModifier = 0;
int ssModifier = 0;
if (skill.isMagic())
{
mAtkModifier = target.getMDef(target, skill);
if (shld == SHIELD_DEFENSE_SUCCEED)
mAtkModifier += target.getShldDef();
// Add Bonus for Sps/SS
if (bss)
ssModifier = 4;
else if (sps)
ssModifier = 2;
else
ssModifier = 1;
mAtkModifier = 14 * Math.sqrt(ssModifier * attacker.getMAtk(target, skill)) / mAtkModifier;
rate = (int) (rate * mAtkModifier);
}
// Resists
double vulnModifier = calcSkillVulnerability(attacker, target, skill);
double profModifier = calcSkillProficiency(skill, attacker, target);
double res = vulnModifier + profModifier;
double resMod = 1;
if (res != 0)
{
if (res < 0)
{
resMod = 1 - 0.075 * res;
resMod = 1 / resMod;
}
else
resMod = 1 + 0.02 * res;
rate *= resMod;
}
int elementModifier = calcElementModifier(attacker, target, skill);
rate += elementModifier;
//lvl modifier.
int deltamod = calcLvlDependModifier(attacker, target, skill);
rate += deltamod;
if (rate > skill.getMaxChance())
rate = skill.getMaxChance();
else if (rate < skill.getMinChance())
rate = skill.getMinChance();
if (attacker.isDebug() || Config.DEVELOPER)
{
final StringBuilder stat = new StringBuilder(100);
StringUtil.append(stat,
skill.getName(),
" type:", skill.getSkillType().toString(),
" power:", String.valueOf(value),
" stat:", String.format("%1.2f", statModifier),
" res:", String.format("%1.2f", resMod), "(",
String.format("%1.2f", profModifier), "/",
String.format("%1.2f", vulnModifier),
") elem:", String.valueOf(elementModifier),
" mAtk:", String.format("%1.2f", mAtkModifier),
" ss:", String.valueOf(ssModifier),
" lvl:", String.valueOf(deltamod),
" total:", String.valueOf(rate)
);
final String result = stat.toString();
if (attacker.isDebug())
attacker.sendDebugMessage(result);
if (Config.DEVELOPER)
_log.info(result);
}
return (Rnd.get(100) < rate);
}
public static boolean calcCubicSkillSuccess(L2CubicInstance attacker, L2Character target, L2Skill skill, byte shld)
{
if (shld == SHIELD_DEFENSE_PERFECT_BLOCK) // perfect block
return false;
final boolean isPvP = (target instanceof L2Playable);
final boolean isPvE = (target instanceof L2Attackable);
if (target.calcStat(Stats.DEBUFF_IMMUNITY, 0, null, skill) > 0 && skill.isDebuff() && !skill.ignoreResists())
return false;
// if target reflect this skill then the effect will fail
if (calcSkillReflect(target, skill) != SKILL_REFLECT_FAILED)
return false;
int value = (int) skill.getPower(isPvP, isPvE);
double statModifier = calcSkillStatModifier(skill, target);
int rate = (int) (value * statModifier);
// Add Matk/Mdef Bonus
double mAtkModifier = 0;
if (skill.isMagic())
{
mAtkModifier = target.getMDef(attacker.getOwner(), skill);
if (shld == SHIELD_DEFENSE_SUCCEED)
mAtkModifier += target.getShldDef();
mAtkModifier = Math.pow(attacker.getMAtk() / mAtkModifier, 0.2);
rate += (int) (mAtkModifier * 100) - 100;
}
// Resists
double vulnModifier = calcSkillVulnerability(attacker.getOwner(), target, skill);
double profModifier = calcSkillProficiency(skill, attacker.getOwner(), target);
double res = vulnModifier + profModifier;
double resMod = 1;
if (res != 0)
{
if (res < 0)
{
resMod = 1 - 0.075 * res;
resMod = 1 / resMod;
}
else
resMod = 1 + 0.02 * res;
rate *= resMod;
}
int elementModifier = calcElementModifier(attacker.getOwner(), target, skill);
rate += elementModifier;
//lvl modifier.
int deltamod = calcLvlDependModifier(attacker.getOwner(), target, skill);
rate += deltamod;
if (rate > skill.getMaxChance())
rate = skill.getMaxChance();
else if (rate < skill.getMinChance())
rate = skill.getMinChance();
if (attacker.getOwner().isDebug() || Config.DEVELOPER)
{
final StringBuilder stat = new StringBuilder(100);
StringUtil.append(stat,
skill.getName(),
" type:", skill.getSkillType().toString(),
" power:", String.valueOf(value),
" stat:", String.format("%1.2f", statModifier),
" res:", String.format("%1.2f", resMod), "(",
String.format("%1.2f", profModifier), "/",
String.format("%1.2f", vulnModifier),
") elem:", String.valueOf(elementModifier),
" mAtk:", String.format("%1.2f", mAtkModifier),
" lvl:", String.valueOf(deltamod),
" total:", String.valueOf(rate)
);
final String result = stat.toString();
if (attacker.getOwner().isDebug())
attacker.getOwner().sendDebugMessage(result);
if (Config.DEVELOPER)
_log.info(result);
}
return (Rnd.get(100) < rate);
}
public static boolean calcMagicSuccess(L2Character attacker, L2Character target, L2Skill skill)
{
// DS: remove skill magic level dependence from nukes
//int lvlDifference = (target.getLevel() - (skill.getMagicLevel() > 0 ? skill.getMagicLevel() : attacker.getLevel()));
int lvlDifference = (target.getLevel() - (skill.getSkillType() == L2SkillType.SPOIL ? skill.getMagicLevel() : attacker.getLevel()));
double lvlModifier = Math.pow(1.3, lvlDifference);
float targetModifier = 1;
if (target instanceof L2Attackable && !target.isRaid() && !target.isRaidMinion()
&& target.getLevel() >= Config.MIN_NPC_LVL_MAGIC_PENALTY && attacker.getActingPlayer() != null
&& (target.getLevel() - attacker.getActingPlayer().getLevel()) >= 3)
{
int lvlDiff = target.getLevel() - attacker.getActingPlayer().getLevel() - 2;
if (lvlDiff > Config.NPC_SKILL_CHANCE_PENALTY.size())
targetModifier = Config.NPC_SKILL_CHANCE_PENALTY.get(Config.NPC_SKILL_CHANCE_PENALTY.size());
else
targetModifier = Config.NPC_SKILL_CHANCE_PENALTY.get(lvlDiff);
}
// general magic resist
final double resModifier = target.calcStat(Stats.MAGIC_SUCCESS_RES, 1, null, skill);
final double failureModifier = attacker.calcStat(Stats.MAGIC_FAILURE_RATE, 1, target, skill);
int rate = 100 - Math.round((float)(lvlModifier * targetModifier * resModifier * failureModifier));
if (rate > skill.getMaxChance())
rate = skill.getMaxChance();
else if (rate < skill.getMinChance())
rate = skill.getMinChance();
if (attacker.isDebug() || Config.DEVELOPER)
{
final StringBuilder stat = new StringBuilder(100);
StringUtil.append(stat,
skill.getName(),
" lvlDiff:", String.valueOf(lvlDifference),
" lvlMod:", String.format("%1.2f", lvlModifier),
" res:", String.format("%1.2f", resModifier),
" fail:", String.format("%1.2f", failureModifier),
" tgt:", String.valueOf(targetModifier),
" total:", String.valueOf(rate)
);
final String result = stat.toString();
if (attacker.isDebug())
attacker.sendDebugMessage(result);
if (Config.DEVELOPER)
_log.info(result);
}
return (Rnd.get(100) < rate);
}
public static double calcManaDam(L2Character attacker, L2Character target, L2Skill skill,
boolean ss, boolean bss)
{
// AI SpiritShot
if (attacker instanceof L2Npc)
{
if(((L2Npc)attacker)._spiritshotcharged)
{
ss = true;
}
else
ss = false;
((L2Npc)attacker)._spiritshotcharged = false;
}
//Mana Burnt = (SQR(M.Atk)*Power*(Target Max MP/97))/M.Def
double mAtk = attacker.getMAtk(target, skill);
double mDef = target.getMDef(attacker, skill);
final boolean isPvP = (attacker instanceof L2Playable) && (target instanceof L2Playable);
final boolean isPvE = (attacker instanceof L2Playable) && (target instanceof L2Attackable);
double mp = target.getMaxMp();
if (bss) mAtk *= 4;
else if (ss) mAtk *= 2;
double damage = (Math.sqrt(mAtk) * skill.getPower(attacker, target, isPvP, isPvE) * (mp/97)) / mDef;
damage *= (1 + calcSkillVulnerability(attacker, target, skill) / 100);
if (target instanceof L2Attackable)
{
damage *= attacker.calcStat(Stats.PVE_MAGICAL_DMG, 1, null, null);
if (!target.isRaid() && !target.isRaidMinion()
&& target.getLevel() >= Config.MIN_NPC_LVL_DMG_PENALTY && attacker.getActingPlayer() != null
&& (target.getLevel() - attacker.getActingPlayer().getLevel()) >= 2)
{
int lvlDiff = target.getLevel() - attacker.getActingPlayer().getLevel() - 1;
if (lvlDiff > Config.NPC_SKILL_DMG_PENALTY.size())
damage *= Config.NPC_SKILL_DMG_PENALTY.get(Config.NPC_SKILL_DMG_PENALTY.size());
else
damage *= Config.NPC_SKILL_DMG_PENALTY.get(lvlDiff);
}
}
return damage;
}
public static double calculateSkillResurrectRestorePercent(double baseRestorePercent, L2Character caster)
{
if (baseRestorePercent == 0 || baseRestorePercent == 100)
return baseRestorePercent;
double restorePercent = baseRestorePercent * BaseStats.WIT.calcBonus(caster);
if(restorePercent - baseRestorePercent > 20.0)
restorePercent += 20.0;
restorePercent = Math.max(restorePercent, baseRestorePercent);
restorePercent = Math.min(restorePercent, 90.0);
return restorePercent;
}
public static boolean calcPhysicalSkillEvasion(L2Character target, L2Skill skill)
{
if (skill.isMagic() && skill.getSkillType() != L2SkillType.BLOW || skill.isDebuff())
return false;
return Rnd.get(100) < target.calcStat(Stats.P_SKILL_EVASION, 0, null, skill);
}
public static boolean calcSkillMastery(L2Character actor, L2Skill sk)
{
if (sk.getSkillType() == L2SkillType.FISHING)
return false;
double val = actor.getStat().calcStat(Stats.SKILL_MASTERY, 0, null, null);
if (actor instanceof L2PcInstance)
{
if (((L2PcInstance) actor).isMageClass())
val *= BaseStats.INT.calcBonus(actor);
else
val *= BaseStats.STR.calcBonus(actor);
}
return Rnd.get(100) < val;
}
public static double calcValakasAttribute(L2Character attacker, L2Character target, L2Skill skill)
{
double calcPower = 0;
double calcDefen = 0;
if (skill != null && skill.getAttributeName().contains("valakas"))
{
calcPower = attacker.calcStat(Stats.VALAKAS, calcPower, target, skill);
calcDefen = target.calcStat(Stats.VALAKAS_RES, calcDefen, target, skill);
}
else
{
calcPower = attacker.calcStat(Stats.VALAKAS, calcPower, target, skill);
if (calcPower > 0)
{
calcPower = attacker.calcStat(Stats.VALAKAS, calcPower, target, skill);
calcDefen = target.calcStat(Stats.VALAKAS_RES, calcDefen, target, skill);
}
}
return calcPower - calcDefen;
}
public static double calcElemental(L2Character attacker, L2Character target, L2Skill skill)
{
int calcPower = 0;
int calcDefen = 0;
int calcTotal = 0;
double result = 1.0;
byte element;
if (skill != null)
{
element = skill.getElement();
if (element >= 0)
{
calcPower = skill.getElementPower();
calcDefen = target.getDefenseElementValue(element);
if (attacker.getAttackElement() == element)
calcPower += attacker.getAttackElementValue(element);
calcTotal = calcPower - calcDefen;
if (calcTotal > 0)
{
if (calcTotal < 50)
result += calcTotal * 0.003948;
else if (calcTotal < 150)
result = 1.1974;
else if (calcTotal < 300)
result = 1.3973;
else
result = 1.6963;
}
if (Config.DEVELOPER)
_log.info(skill.getName()
+ ": "
+ calcPower
+ ", "
+ calcDefen
+ ", "
+ result);
}
}
else
{
element = attacker.getAttackElement();
if (element >= 0)
{
calcTotal = Math.max(attacker.getAttackElementValue(element)
- target.getDefenseElementValue(element), 0);
if (calcTotal < 50)
result += calcTotal * 0.003948;
else if (calcTotal < 150)
result = 1.1974;
else if (calcTotal < 300)
result = 1.3973;
else
result = 1.6963;
if (Config.DEVELOPER)
_log.info("Hit: "
+ calcPower
+ ", "
+ calcDefen
+ ", "
+ result);
}
}
return result;
}
/**
* Calculate skill reflection according these three possibilities:
* Reflect failed
* Mormal reflect (just effects). Only possible for skilltypes: BUFF, REFLECT, HEAL_PERCENT,
* MANAHEAL_PERCENT, HOT, CPHOT, MPHOT
* vengEance reflect (100% damage reflected but damage is also dealt to actor). This is only possible
* for skills with skilltype PDAM, BLOW, CHARGEDAM, MDAM or DEATHLINK
*
@param actor
* @param target
* @param skill
* @return SKILL_REFLECTED_FAILED, SKILL_REFLECT_SUCCEED or SKILL_REFLECT_VENGEANCE
*/
public static byte calcSkillReflect(L2Character target, L2Skill skill)
{
/*
* Neither some special skills (like hero debuffs...) or those skills
* ignoring resistances can be reflected
*/
if (skill.ignoreResists() || !skill.canBeReflected())
return SKILL_REFLECT_FAILED;
// only magic and melee skills can be reflected
if (!skill.isMagic() &&
(skill.getCastRange() == -1 || skill.getCastRange() > MELEE_ATTACK_RANGE))
return SKILL_REFLECT_FAILED;
byte reflect = SKILL_REFLECT_FAILED;
// check for non-reflected skilltypes, need additional retail check
switch (skill.getSkillType())
{
case BUFF:
case HEAL_PERCENT:
case MANAHEAL_PERCENT:
case HOT:
case CPHOT:
case MPHOT:
case UNDEAD_DEFENSE:
case AGGDEBUFF:
case CONT:
return SKILL_REFLECT_FAILED;
// these skill types can deal damage
case PDAM:
case MDAM:
case BLOW:
case DRAIN:
case CHARGEDAM:
case FATAL:
case DEATHLINK:
case CPDAM:
case MANADAM:
case CPDAMPERCENT:
final Stats stat = skill.isMagic() ? Stats.VENGEANCE_SKILL_MAGIC_DAMAGE : Stats.VENGEANCE_SKILL_PHYSICAL_DAMAGE;
final double venganceChance = target.getStat().calcStat(stat, 0, target, skill);
if (venganceChance > Rnd.get(100))
reflect |= SKILL_REFLECT_VENGEANCE;
break;
}
final double reflectChance = target.calcStat(skill.isMagic() ? Stats.REFLECT_SKILL_MAGIC : Stats.REFLECT_SKILL_PHYSIC, 0, null, skill);
if( Rnd.get(100) < reflectChance)
reflect |= SKILL_REFLECT_SUCCEED;
return reflect;
}
/**
* Calculate damage caused by falling
* @param cha
* @param fallHeight
* @return damage
*/
public static double calcFallDam(L2Character cha, int fallHeight)
{
if (!Config.ENABLE_FALLING_DAMAGE || fallHeight < 0)
return 0;
final double damage = cha.calcStat(Stats.FALL, fallHeight * cha.getMaxHp() / 1000, null, null);
return damage;
}
private static double FRONT_MAX_ANGLE = 100;
private static double BACK_MAX_ANGLE = 40;
/**
* Calculates blow success depending on base chance and relative position of attacker and target
* @param activeChar Target that is performing skill
* @param target Target of this skill
* @param skill Skill which will be used to get base value of blowChance and crit condition
* @return Success of blow
*/
public static boolean calcBlowSuccess(L2Character activeChar, L2Character target, L2Skill skill)
{
int blowChance = skill.getBlowChance();
// Skill is blow and it has 0% to make dmg... thats just wrong
if (blowChance == 0)
{
_log.log(Level.WARNING, "Skill " + skill.getId() + " - " + skill.getName() + " has 0 blow land chance, yet its a blow skill!");
//TODO: return false;
//lets add 20 for now, till all skills are corrected
blowChance = 20;
}
if (isBehind(target, activeChar))
blowChance *= 2; //double chance from behind
else if (isInFrontOf(target, activeChar))
{
if ((skill.getCondition() & L2Skill.COND_BEHIND) != 0)
return false;
//base chance from front
}
else
blowChance *= 1.5; //50% better chance from side
return activeChar.calcStat(Stats.BLOW_RATE, blowChance * (1.0 + (activeChar.getDEX()) / 100.), target, null) > Rnd.get(100);
}
/**
* Those are altered formulas for blow lands
* Return True if the target is IN FRONT of the L2Character.
*/
public static boolean isInFrontOf(L2Character target, L2Character attacker)
{
if (target == null)
return false;
double angleChar, angleTarget, angleDiff;
angleTarget = Util.calculateAngleFrom(target, attacker);
angleChar = Util.convertHeadingToDegree(target.getHeading());
angleDiff = angleChar - angleTarget;
if (angleDiff <= -360 + FRONT_MAX_ANGLE)
angleDiff += 360;
if (angleDiff >= 360 - FRONT_MAX_ANGLE)
angleDiff -= 360;
if (Math.abs(angleDiff) <= FRONT_MAX_ANGLE)
return true;
return false;
}
/**
* Those are altered formulas for blow lands
* Return True if the L2Character is behind the target and can't be seen.
*/
public static boolean isBehind(L2Character target, L2Character attacker)
{
if (target == null)
return false;
double angleChar, angleTarget, angleDiff;
L2Character target1 = target;
angleChar = Util.calculateAngleFrom(attacker, target1);
angleTarget = Util.convertHeadingToDegree(target1.getHeading());
angleDiff = angleChar - angleTarget;
if (angleDiff <= -360 + BACK_MAX_ANGLE)
angleDiff += 360;
if (angleDiff >= 360 - BACK_MAX_ANGLE)
angleDiff -= 360;
if (Math.abs(angleDiff) <= BACK_MAX_ANGLE)
return true;
return false;
}
}