Files
mod-mythic-plus/src/MythicPlus.cpp

559 lines
19 KiB
C++

#include "MythicPlus.h"
#include "MpLogger.h"
#include "ObjectMgr.h"
#include "MapMgr.h"
#include "ScriptMgr.h"
#include "Group.h"
#include "Unit.h"
#include "WorldPacket.h"
#include "UpdateMask.h"
#include "MpScriptAI.h"
#include <algorithm>
#include <cmath>
// Special case for Headless Horseman Event
const uint32 HEADLESS_HORSEMAN = 23682;
bool MythicPlus::IsMapEligible(Map* map)
{
if (!Enabled) {
return false;
}
if (map->IsDungeon()) {
return true;
}
return false;
}
bool MythicPlus::IsDifficultySet(Player const* player)
{
Group const* group = player->GetGroup();
if (!group) {
return false;
}
MpGroupData const* groupData = sMpDataStore->GetGroupData(group->GetGUID());
if (!groupData) {
return false;
}
return true;
}
bool MythicPlus::IsDifficultyEnabled(std::string difficulty)
{
return std::find(enabledDifficulties.begin(), enabledDifficulties.end(), difficulty) != enabledDifficulties.end();
}
bool MythicPlus::IsDungeonDisabled(uint32 dungeon)
{
return std::find(disabledDungeons.begin(), disabledDungeons.end(), dungeon) != disabledDungeons.end();
}
bool MythicPlus::EligibleHealTarget(Unit* target)
{
if (!target) {
return false;
}
if (target->GetTypeId() == TYPEID_CORPSE || target->GetTypeId() == TYPEID_GAMEOBJECT) {
return false;
}
#if defined(MOD_PRESENT_NPCBOTS)
if (target->IsNPCBot()) {
return false;
}
// Null check for GetOwner to avoid dereferencing a null pointer
if ((target->IsPet() || target->IsSummon() || target->IsHunterPet()) && target->GetOwner() && target->GetOwner()->IsNPCBot()) {
return false;
}
#endif
// Ensure target is a valid creature before checking eligibility
Creature* creatureTarget = target->ToCreature();
if (creatureTarget && sMythicPlus->IsCreatureEligible(creatureTarget)) {
return true;
}
return false;
}
bool MythicPlus::EligibleDamageTarget(Unit* target)
{
if (!target) {
return false;
}
if (target->GetTypeId() == TYPEID_PLAYER) {
return true;
}
#if defined(MOD_PRESENT_NPCBOTS)
if (target->IsNPCBot()) {
return true;
}
if ((target->IsPet() || target->IsSummon() || target->IsHunterPet()) && target->GetOwner() && target->GetOwner()->IsNPCBot()) {
return true;
}
#endif
Creature* creature = target->ToCreature();
if (creature && (creature->IsPet() || creature->IsSummon() || creature->IsHunterPet()) && creature->GetOwner() && creature->IsControlledByPlayer()) {
return true;
}
return false;
}
bool MythicPlus::IsCreatureEligible(Creature* creature)
{
CreatureTemplate const * cInfo = creature->GetCreatureTemplate();
if (!creature) {
return false;
}
std::string scriptName = creature->GetScriptName();
if(scriptName.starts_with("boss_")) {
return true;
}
if (creature->IsDungeonBoss()) {
return true;
}
if (creature->GetEntry() == 23682) {
return true;
}
// Check if the creature is a pet or summon controlled by a player
if ((creature->IsHunterPet() || creature->IsPet() || creature->IsSummon()) && creature->IsControlledByPlayer()) {
return false;
}
// Skip critters, totems, and triggers
if (creature->IsCritter() || creature->IsTotem() || creature->IsTrigger()) {
return false;
}
#if defined(MOD_PRESENT_NPCBOTS)
// Safely check if the creature is an NPC Bot
if (creature->IsNPCBot()) {
MpLogger::debug("Creature {} is an NPC Bot, do not scale", creature->GetName());
return false;
}
#endif
// Check for NPC-related flags (vendor, gossip, quest giver, trainer, etc.)
if ((creature->IsVendor() ||
creature->HasNpcFlag(UNIT_NPC_FLAG_GOSSIP) ||
creature->HasNpcFlag(UNIT_NPC_FLAG_QUESTGIVER) ||
creature->HasNpcFlag(UNIT_NPC_FLAG_TRAINER) ||
creature->HasNpcFlag(UNIT_NPC_FLAG_TRAINER_PROFESSION) ||
creature->HasNpcFlag(UNIT_NPC_FLAG_REPAIR) ||
creature->HasUnitFlag(UNIT_FLAG_IMMUNE_TO_PC) ||
creature->HasUnitFlag(UNIT_FLAG_NOT_SELECTABLE)) &&
(!creature->IsDungeonBoss()))
{
return false;
}
return true;
}
void MythicPlus::AddCreatureForScaling(Creature* creature)
{
if (!IsCreatureEligible(creature)) {
return;
}
sMpDataStore->AddCreatureData(creature->GetGUID(), MpCreatureData(creature));
// MpLogger::debug("Added creature {} to instance data for instance {}",
// creature->GetName(),
// creature->GetMap()->GetMapName()
// );
}
void MythicPlus::AddScaledCreature(Creature* creature, MpInstanceData* instanceData)
{
MpCreatureData creatureData = MpCreatureData(creature);
sMpDataStore->AddCreatureData(creature->GetGUID(), creatureData);
// allow small variance in level for non-boss creatures
uint8 level = uint8(urand(instanceData->creature.avgLevel - 1, instanceData->creature.avgLevel + 1));
if(creature->IsDungeonBoss() || creature->GetEntry() == 23682) {
ScaleCreature(instanceData->boss.avgLevel, creature, &instanceData->boss, instanceData->difficulty);
} else {
ScaleCreature(level, creature, &instanceData->creature, instanceData->difficulty);
}
// Update AI now the creature has been scaled.
// auto ai = new MpScriptAI(creature, instanceData->difficulty);
// creature->SetAI(ai);
// We know the creature is scaled and in the instance to fire the event.
sCreatureHooks->AddToInstance(creature);
std::string name = creature->GetName();
// Assign random affix for now.
if (roll_chance_i(50)) {
uint32 irand = urand(0, 2);
if(irand == 0) {
creature->AddAura(23341, creature);
} else if(irand == 1) {
creature->AddAura(34711, creature);
} else {
creature->AddAura(774, creature);
}
}
creatureData.SetScaled(true);
creatureData.SetDifficulty(instanceData->difficulty);
// MpLogger::debug("Scaled Creature {} Entry {} Id {} level from {} to {}",
// creature->GetName(),
// creature->GetEntry(),
// creature->GetGUID().GetCounter(),
// creature->GetLevel(),
// level
// );
}
void MythicPlus::ScaleRemaining(Player* player, MpInstanceData* instanceData)
{
std::vector<MpCreatureData*> creatures = sMpDataStore->GetUnscaledCreatures(player->GetMapId(), player->GetInstanceId());
for (MpCreatureData* creatureData : creatures) {
AddScaledCreature(creatureData->creature, instanceData);
}
}
// Perform any memory cleanup when the creature is removed from the world and no longer needed.
void MythicPlus::RemoveCreature(Creature* creature)
{
MpCreatureData* creatureData = sMpDataStore->GetCreatureData(creature->GetGUID());
if (!creatureData) {
return;
}
sMpDataStore->RemoveCreatureData(creature->GetGUID());
}
void MythicPlus::ScaleCreature(uint8 level, Creature* creature, MpMultipliers* multipliers, MpDifficulty difficulty)
{
uint32 origLevel = creature->GetLevel();
CreatureTemplate const* cInfo = creature->GetCreatureTemplate();
uint32 mapId = creature->GetMapId();
creature->SetLevel(level);
CreatureBaseStats const* stats = sObjectMgr->GetCreatureBaseStats(
level,
cInfo->unit_class
);
uint32 basehp = stats->BaseHealth[EXPANSION_WRATH_OF_THE_LICH_KING];
uint32 health = CalculateNewHealth(creature, cInfo, mapId, difficulty, basehp, multipliers->health);
creature->SetCreateHealth(health);
creature->SetMaxHealth(health);
creature->SetHealth(health);
creature->ResetPlayerDamageReq();
creature->SetModifierValue(UNIT_MOD_HEALTH, BASE_VALUE, (float)health);
/**
* @TODO: Figure out mana later for unit_types 2 and 8
*/
uint32 mana = uint32(std::ceil(stats->BaseMana * cInfo->ModMana));
creature->SetCreateMana(mana);
creature->SetMaxPower(POWER_MANA, mana);
creature->SetPower(POWER_MANA, mana);
if(cInfo->unit_class == UNIT_CLASS_MAGE) {
creature->SetModifierValue(UNIT_MOD_MANA, BASE_VALUE, (float)mana * 10.0f);
}
if(cInfo->unit_class == UNIT_CLASS_PALADIN) {
creature->SetModifierValue(UNIT_MOD_MANA, BASE_VALUE, (float)mana * 3.0f);
}
MpInstanceData *instanceData = sMpDataStore->GetInstanceData(creature->GetMapId(), creature->GetInstanceId());
int32 meleeDamage = sMpDataStore->GetDamageScaleFactor(creature->GetMapId(), instanceData->difficulty);
if(creature->IsDungeonBoss() || creature->GetEntry() == 23682) {
// Give the boss an increase in casting speed.
creature->SetFloatValue(UNIT_MOD_CAST_SPEED, 1.20f);
}
// Calculate the level difference
float levelDifference = creature->GetLevel() - origLevel;
// New formula with adjusted divisor for smoother scaling
float scalingFactor;
uint32 ap = uint32(sMythicPlus->meleeAttackPowerStart - sMythicPlus->meleeAttackPowerDampener);
uint32 rangeAp = irand(215, 357);
scalingFactor = CalculateScaling(levelDifference, meleeDamage);
ap = uint32(stats->AttackPower * scalingFactor);
rangeAp = uint32(rangeAp * scalingFactor);
MpCreatureData* creatureData = sMpDataStore->GetCreatureData(creature->GetGUID());
if(creatureData) {
creatureData->NewAttackPower = ap;
creatureData->AttackPowerScaleMultiplier = scalingFactor;
}
// Set scaled attack power
creature->SetModifierValue(UNIT_MOD_ATTACK_POWER, BASE_VALUE, ap);
creature->SetModifierValue(UNIT_MOD_ATTACK_POWER_RANGED, BASE_VALUE, rangeAp);
// set the base weapon damage
creature->SetBaseWeaponDamage(BASE_ATTACK, MINDAMAGE, stats->BaseDamage[EXPANSION_WRATH_OF_THE_LICH_KING], 0);
creature->SetBaseWeaponDamage(BASE_ATTACK, MAXDAMAGE, stats->BaseDamage[EXPANSION_WRATH_OF_THE_LICH_KING], 0);
// Update all stats to apply the new damage values
creature->UpdateAllStats();
// Scale up the armor with some variance also to make some tougher enemies in the mix
uint32 armor = uint32(std::ceil(stats->BaseArmor * multipliers->armor * cInfo->ModArmor));
creature->SetArmor(armor);
}
int32 MythicPlus::ScaleDamageSpell(SpellInfo const * spellInfo, uint32 damage, MpCreatureData* creatureData, Creature* creature, Unit* target, float damageMultiplier)
{
if (!spellInfo) {
MpLogger::error("Invalid spell info ScaleDamageSpell()");
return damage;
}
if(!creatureData) {
// this is probably a summoned object or totem so going to cheat here and just use the flat modifer
// Handle totems that do some nasty things to us Slave Pens anyone
if(creature->IsTotem()) {
Unit* owner = creature->GetOwner();
if(owner) {
float lvlDmgBonus = float(85 - owner->GetLevel() / 10.0f);
return int32(damage * lvlDmgBonus * damageMultiplier);
} else {
return damage * damageMultiplier;
}
}
MpLogger::error("Invalid creature data ScaleDamageSpell()");
return damage * damageMultiplier;
}
if(!creature) {
MpLogger::error("Invalid creature ScaleDamageSpell()");
return damage * damageMultiplier;
}
int32 originalLevel = creatureData->originalLevel;
MpInstanceData *instanceData = sMpDataStore->GetInstanceData(creature->GetMapId(), creature->GetInstanceId());
int32 spellBonus = sMpDataStore->GetSpellScaleFactor(creature->GetMapId(), instanceData->difficulty);
// if((creature->IsDungeonBoss() && creature->isElite()) || creature->GetEntry() == 23682) {
// spellBonus *= 1.15;
// }
// Calculate the level difference
float levelDifference = creature->GetLevel() - originalLevel;
// New formula with adjusted divisor for smoother scaling
// float scalingFactor = 1 + (std::log2(levelDifference + 1) * (float(spellBonus)));
float scalingFactor = CalculateScaling(levelDifference, spellBonus);
// float scalingFactor = pow(float((creature->GetLevel() - originalLevel) / 10.0f ), float(spellBonus) / 5.0f);
// MpLogger::debug("Creature {} original level: {} New Level{} and Scaling level {}", creature->GetName(), originalLevel, creature->GetLevel(), scalingFactor);
int32 totalDamage = 0;
auto effects = spellInfo->GetEffects();
for (uint8 i = 0; i < effects.size(); ++i)
{
SpellEffectInfo effect = effects[i];
if(effect.IsAura()) {
switch(spellInfo->Effects[i].ApplyAuraName) {
case SPELL_AURA_PERIODIC_DAMAGE:
case SPELL_AURA_PERIODIC_DAMAGE_PERCENT:
case SPELL_AURA_POWER_BURN:
case SPELL_AURA_PERIODIC_LEECH:
case SPELL_AURA_PERIODIC_TRIGGER_SPELL:
case SPELL_AURA_PERIODIC_TRIGGER_SPELL_WITH_VALUE:
case SPELL_AURA_PERIODIC_DUMMY:
case SPELL_AURA_DUMMY:
totalDamage += effect.CalcValue(creature, nullptr, target);
break;
default:
break;
}
} else {
switch(effect.Effect)
{
case SPELL_EFFECT_WEAPON_PERCENT_DAMAGE:
case SPELL_EFFECT_WEAPON_DAMAGE:
case SPELL_EFFECT_NORMALIZED_WEAPON_DMG:
return damage;
case SPELL_EFFECT_SCHOOL_DAMAGE:
case SPELL_EFFECT_ENVIRONMENTAL_DAMAGE:
case SPELL_EFFECT_POWER_BURN:
case SPELL_EFFECT_HEALTH_LEECH:
case SPELL_EFFECT_TRIGGER_SPELL:
case SPELL_EFFECT_TRIGGER_SPELL_WITH_VALUE:
case SPELL_EFFECT_DUMMY:
totalDamage += effect.CalcValue(creature, nullptr, target);
break;
default:
break;
}
}
}
if(totalDamage == 0) {
return damage;
}
MpLogger::debug(" >>> Spell {} damage scaled from for spell New Damage: {} using: scaling Factor: {} and damage Multi: {}",spellInfo->SpellName[0], totalDamage, scalingFactor, damageMultiplier);
// Apply scaling factor and the set multiplier from the instance data
totalDamage = int32(totalDamage * scalingFactor * damageMultiplier);
// MpLogger::debug("Spell {} damage scaled from for spell New Damage: {} using: scaling Factor: {} and damage Multi: {}",spellInfo->SpellName[0], totalDamage, scalingFactor, damageMultiplier);
return totalDamage;
}
int32 MythicPlus::ScaleHealSpell(SpellInfo const * spellInfo, uint32 heal, MpCreatureData* creatureData, Creature* creature, Creature* /* target */, float healMultiplier)
{
if (!spellInfo) {
MpLogger::error("Invalid spell info ScaleHealSpell()");
return 0;
}
if(!creatureData) {
MpLogger::error("Invalid creature data ScaleHealSpell()");
return 0;
}
if(!creature) {
MpLogger::error("Invalid creature ScaleHealSpell()");
return 0;
}
auto effects = spellInfo->GetEffects();
for (uint8 i = 0; i < effects.size(); ++i)
{
SpellEffectInfo effect = effects[i];
MpLogger::debug(" >>> Spell {} effect {} value: {} by creature {}", spellInfo->SpellName[i], effects[i].Effect, heal, creature->GetName());
}
int32 originalLevel = creatureData->originalLevel;
float levelDifference = creature->GetLevel() - originalLevel;
float spellBonus = sMpDataStore->GetSpellScaleFactor(creature->GetMapId(), creature->GetInstanceId());
float scalingFactor = CalculateScaling(levelDifference, spellBonus);
MpLogger::debug(" >>> Spell {} healed scaled from for spell New Heal: {} using: scaling Factor: {} and damage Multi: {}",spellInfo->SpellName[0], heal, scalingFactor, healMultiplier);
return int32(heal * scalingFactor * healMultiplier);
}
/**
* Function is copied because was not accessible in core creature class
*/
float GetTypeHealthModifier(int32 Rank)
{
switch (Rank)
{
case CREATURE_ELITE_NORMAL:
return sWorld->getRate(RATE_CREATURE_NORMAL_HP);
case CREATURE_ELITE_ELITE:
return sWorld->getRate(RATE_CREATURE_ELITE_ELITE_HP);
case CREATURE_ELITE_RAREELITE:
return sWorld->getRate(RATE_CREATURE_ELITE_RAREELITE_HP);
case CREATURE_ELITE_WORLDBOSS:
return sWorld->getRate(RATE_CREATURE_ELITE_WORLDBOSS_HP);
case CREATURE_ELITE_RARE:
return sWorld->getRate(RATE_CREATURE_ELITE_RARE_HP);
default:
return sWorld->getRate(RATE_CREATURE_ELITE_ELITE_HP);
}
}
// This takes the orignal health and scales flat based on the factor then applies the configuration modifier from the conf file
uint32 CalculateNewHealth(Creature* creature, CreatureTemplate const* cInfo, uint32 mapId, MpDifficulty difficulty, uint32 origHealth, float confHPMod)
{
int32 rank = 0;
if(cInfo && cInfo->rank > 0) {
rank = cInfo->rank;
}
float healthVariation;
if(creature->IsPet() || creature->IsSummon() || creature->IsTotem()) {
return origHealth;
}
int32 hpScaleFactor = sMpDataStore->GetHealthScaleFactor(mapId, difficulty);
// Add some variance to the healthpool so enemies are not all the same
if(creature->IsDungeonBoss() || creature->GetEntry() == HEADLESS_HORSEMAN || creature->isWorldBoss()) { // Is a boss of some kind
healthVariation = frand(1.1f, 1.2f);
} else if(creature->isElite() || cInfo->rank == CREATURE_ELITE_RARE) { // Is Elite Mob
healthVariation = frand(1.0f, 1.10f);
hpScaleFactor *= 0.90;
} else if(creature->IsSummon() || creature->IsPet() || creature->IsTotem()) { // Is a pet or summon
healthVariation = frand(1.0f, 1.05f);
hpScaleFactor *= 0.65;
} else {
healthVariation = frand(1.0f, 1.1f);
hpScaleFactor *= 0.55;
}
float unitTypeMod = GetTypeHealthModifier(rank);
uint32 basehp = uint32(std::ceil(origHealth * unitTypeMod * healthVariation));
if(cInfo->ModHealth > 0.0f) {
return uint32(basehp * (cInfo->ModHealth + hpScaleFactor) * confHPMod);
} else {
return uint32(basehp * (hpScaleFactor) * confHPMod);
}
}
// Calculates a logarithmic growth curve using scaling factor of percentages increase 50 = 1.5, 100 = 2.0,... this allows for fine grain tuning per instance.
float CalculateScaling(int levelDifference, float scaleFactor, float constant, float growthFactor) {
float scaling = constant * std::pow(2.0f, levelDifference / growthFactor) * (1 + (scaleFactor / 100.0f));
return scaling;
}
float GetTypeDamageModifier(int32 Rank)
{
switch (Rank)
{
case CREATURE_ELITE_NORMAL:
return sWorld->getRate(RATE_CREATURE_NORMAL_DAMAGE);
case CREATURE_ELITE_ELITE:
return sWorld->getRate(RATE_CREATURE_ELITE_ELITE_DAMAGE);
case CREATURE_ELITE_RAREELITE:
return sWorld->getRate(RATE_CREATURE_ELITE_RAREELITE_DAMAGE);
case CREATURE_ELITE_WORLDBOSS:
return sWorld->getRate(RATE_CREATURE_ELITE_WORLDBOSS_DAMAGE);
case CREATURE_ELITE_RARE:
return sWorld->getRate(RATE_CREATURE_ELITE_RARE_DAMAGE);
default:
return sWorld->getRate(RATE_CREATURE_ELITE_ELITE_DAMAGE);
}
}