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Implement global loot system Fixes #619

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This should allow us to emulate lives global tables

The options available to filter tables are min_level, max_level, race,
rare, raid, race, class, bodytype, and zone.

race, class, bodytype, and zone are a pipe | separated list of IDs
This commit is contained in:
Michael Cook (mackal)
2018-02-10 22:15:21 -05:00
parent 0b97db9fd2
commit c5e4bb08f4
23 changed files with 372 additions and 27 deletions
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zone/loottables.cpp
+93 -12
View File
@@ -26,6 +26,7 @@
#include "mob.h"
#include "npc.h"
#include "zonedb.h"
#include "global_loot_manager.h"
#include <iostream>
#include <stdlib.h>
@@ -37,10 +38,14 @@
// Queries the loottable: adds item & coin to the npc
void ZoneDatabase::AddLootTableToNPC(NPC* npc,uint32 loottable_id, ItemList* itemlist, uint32* copper, uint32* silver, uint32* gold, uint32* plat) {
const LootTable_Struct* lts = nullptr;
*copper = 0;
*silver = 0;
*gold = 0;
*plat = 0;
// global loot passes nullptr for these
bool bGlobal = copper == nullptr && silver == nullptr && gold == nullptr && plat == nullptr;
if (!bGlobal) {
*copper = 0;
*silver = 0;
*gold = 0;
*plat = 0;
}
lts = database.GetLootTable(loottable_id);
if (!lts)
@@ -55,17 +60,19 @@ void ZoneDatabase::AddLootTableToNPC(NPC* npc,uint32 loottable_id, ItemList* ite
}
uint32 cash = 0;
if(max_cash > 0 && lts->avgcoin > 0 && EQEmu::ValueWithin(lts->avgcoin, min_cash, max_cash)) {
float upper_chance = (float)(lts->avgcoin - min_cash) / (float)(max_cash - min_cash);
float avg_cash_roll = (float)zone->random.Real(0.0, 1.0);
if (!bGlobal) {
if(max_cash > 0 && lts->avgcoin > 0 && EQEmu::ValueWithin(lts->avgcoin, min_cash, max_cash)) {
float upper_chance = (float)(lts->avgcoin - min_cash) / (float)(max_cash - min_cash);
float avg_cash_roll = (float)zone->random.Real(0.0, 1.0);
if(avg_cash_roll < upper_chance) {
cash = zone->random.Int(lts->avgcoin, max_cash);
if(avg_cash_roll < upper_chance) {
cash = zone->random.Int(lts->avgcoin, max_cash);
} else {
cash = zone->random.Int(min_cash, lts->avgcoin);
}
} else {
cash = zone->random.Int(min_cash, lts->avgcoin);
cash = zone->random.Int(min_cash, max_cash);
}
} else {
cash = zone->random.Int(min_cash, max_cash);
}
if(cash != 0) {
@@ -80,6 +87,7 @@ void ZoneDatabase::AddLootTableToNPC(NPC* npc,uint32 loottable_id, ItemList* ite
*copper = cash;
}
uint32 global_loot_multiplier = RuleI(Zone, GlobalLootMultiplier);
// Do items
@@ -444,3 +452,76 @@ void NPC::AddLootTable(uint32 ldid) {
database.AddLootTableToNPC(this,ldid, &itemlist, &copper, &silver, &gold, &platinum);
}
}
void NPC::CheckGlobalLootTables()
{
auto tables = zone->GetGlobalLootTables(this);
for (auto &id : tables)
database.AddLootTableToNPC(this, id, &itemlist, nullptr, nullptr, nullptr, nullptr);
}
void ZoneDatabase::LoadGlobalLoot()
{
auto query = StringFormat("SELECT id, loottable_id, description, min_level, max_level, rare, raid, race, "
"class, bodytype, zone FROM global_loot WHERE enabled = 1");
auto results = QueryDatabase(query);
if (!results.Success() || results.RowCount() == 0)
return;
// we might need this, lets not keep doing it in a loop
auto zoneid = std::to_string(zone->GetZoneID());
for (auto row = results.begin(); row != results.end(); ++row) {
// checking zone limits
if (row[10]) {
auto zones = SplitString(row[10], '|');
auto it = std::find(zones.begin(), zones.end(), zoneid);
if (it == zones.end()) // not in here, skip
continue;
}
GlobalLootEntry e(atoi(row[0]), atoi(row[1]), row[2] ? row[2] : "");
auto min_level = atoi(row[3]);
if (min_level)
e.AddRule(GlobalLoot::RuleTypes::LevelMin, min_level);
auto max_level = atoi(row[4]);
if (max_level)
e.AddRule(GlobalLoot::RuleTypes::LevelMax, max_level);
// null is not used
if (row[5])
e.AddRule(GlobalLoot::RuleTypes::Rare, atoi(row[5]));
// null is not used
if (row[6])
e.AddRule(GlobalLoot::RuleTypes::Raid, atoi(row[6]));
if (row[7]) {
auto races = SplitString(row[7], '|');
for (auto &r : races)
e.AddRule(GlobalLoot::RuleTypes::Race, std::stoi(r));
}
if (row[8]) {
auto classes = SplitString(row[8], '|');
for (auto &c : classes)
e.AddRule(GlobalLoot::RuleTypes::Class, std::stoi(c));
}
if (row[9]) {
auto bodytypes = SplitString(row[9], '|');
for (auto &b : bodytypes)
e.AddRule(GlobalLoot::RuleTypes::Class, std::stoi(b));
}
zone->AddGlobalLootEntry(e);
}
}