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EntityManager: Fix iterator invalidation (#1234)

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Tested that servers still start up, and that zones like bons no longer hard crash when all players have left the world.
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David Markowitz 2023-10-23 06:55:38 -07:00 committed by GitHub
parent ae349d6b15
commit 5ea06f9bda
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 13 additions and 10 deletions
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23
dGame/EntityManager.cpp
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@ -176,8 +176,9 @@ void EntityManager::DestroyEntity(Entity* entity) {
} }
void EntityManager::SerializeEntities() { void EntityManager::SerializeEntities() {
for (auto entry = m_EntitiesToSerialize.begin(); entry != m_EntitiesToSerialize.end(); entry++) { for (int32_t i = 0; i < m_EntitiesToSerialize.size(); i++) {
auto* entity = GetEntity(*entry); const LWOOBJID toSerialize = m_EntitiesToSerialize.at(i);
auto* entity = GetEntity(toSerialize);
if (!entity) continue; if (!entity) continue;
@ -192,7 +193,7 @@ void EntityManager::SerializeEntities() {
if (entity->GetIsGhostingCandidate()) { if (entity->GetIsGhostingCandidate()) {
for (auto* player : Player::GetAllPlayers()) { for (auto* player : Player::GetAllPlayers()) {
if (player->IsObserved(*entry)) { if (player->IsObserved(toSerialize)) {
Game::server->Send(&stream, player->GetSystemAddress(), false); Game::server->Send(&stream, player->GetSystemAddress(), false);
} }
} }
@ -204,11 +205,12 @@ void EntityManager::SerializeEntities() {
} }
void EntityManager::KillEntities() { void EntityManager::KillEntities() {
for (auto entry = m_EntitiesToKill.begin(); entry != m_EntitiesToKill.end(); entry++) { for (int32_t i = 0; i < m_EntitiesToKill.size(); i++) {
auto* entity = GetEntity(*entry); const LWOOBJID toKill = m_EntitiesToKill.at(i);
auto* entity = GetEntity(toKill);
if (!entity) { if (!entity) {
LOG("Attempting to kill null entity %llu", *entry); LOG("Attempting to kill null entity %llu", toKill);
continue; continue;
} }
@ -222,8 +224,9 @@ void EntityManager::KillEntities() {
} }
void EntityManager::DeleteEntities() { void EntityManager::DeleteEntities() {
for (auto entry = m_EntitiesToDelete.begin(); entry != m_EntitiesToDelete.end(); entry++) { for (int32_t i = 0; i < m_EntitiesToDelete.size(); i++) {
auto entityToDelete = GetEntity(*entry); const LWOOBJID toDelete = m_EntitiesToDelete.at(i);
auto entityToDelete = GetEntity(toDelete);
if (entityToDelete) { if (entityToDelete) {
// Get all this info first before we delete the player. // Get all this info first before we delete the player.
auto networkIdToErase = entityToDelete->GetNetworkId(); auto networkIdToErase = entityToDelete->GetNetworkId();
@ -237,9 +240,9 @@ void EntityManager::DeleteEntities() {
if (ghostingToDelete != m_EntitiesToGhost.end()) m_EntitiesToGhost.erase(ghostingToDelete); if (ghostingToDelete != m_EntitiesToGhost.end()) m_EntitiesToGhost.erase(ghostingToDelete);
} else { } else {
LOG("Attempted to delete non-existent entity %llu", *entry); LOG("Attempted to delete non-existent entity %llu", toDelete);
} }
m_Entities.erase(*entry); m_Entities.erase(toDelete);
} }
m_EntitiesToDelete.clear(); m_EntitiesToDelete.clear();
} }