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DarkflameServer/dZoneManager/Zone.cpp
David Markowitz 4bc4624bc9
feat: add further MovementAI skeleton (#1499) 
* add movement ai skeleton

Zone loading code is tested to load and read the correct values using logs.  other ldf data is unaffected as I walked around crux and dragons/apes can still spawn and be killed.

* format
2024-03-08 19:29:01 -06:00

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#include "Zone.h"
#include "Level.h"
#include <fstream>
#include <sstream>
#include "Game.h"
#include "Logger.h"
#include "GeneralUtils.h"
#include "BinaryIO.h"
#include "LUTriggers.h"
#include "AssetManager.h"
#include "CDClientManager.h"
#include "CDZoneTableTable.h"
#include "Spawner.h"
#include "dZoneManager.h"
#include "dpWorld.h"
#include "eTriggerCommandType.h"
#include "eTriggerEventType.h"
#include "eWaypointCommandType.h"
#include "dNavMesh.h"
Zone::Zone(const LWOMAPID& mapID, const LWOINSTANCEID& instanceID, const LWOCLONEID& cloneID) :
m_ZoneID(mapID, instanceID, cloneID) {
m_NumberOfObjectsLoaded = 0;
m_NumberOfSceneTransitionsLoaded = 0;
m_CheckSum = 0;
m_WorldID = 0;
m_SceneCount = 0;
}
Zone::~Zone() {
LOG("Destroying zone %i", m_ZoneID.GetMapID());
for (std::map<LWOSCENEID, SceneRef>::iterator it = m_Scenes.begin(); it != m_Scenes.end(); ++it) {
if (it->second.level != nullptr) delete it->second.level;
}
}
void Zone::Initalize() {
LoadZoneIntoMemory();
LoadLevelsIntoMemory();
m_CheckSum = CalculateChecksum();
}
void Zone::LoadZoneIntoMemory() {
m_ZoneFilePath = GetFilePathForZoneID();
m_ZonePath = m_ZoneFilePath.substr(0, m_ZoneFilePath.rfind('/') + 1);
if (m_ZoneFilePath == "ERR") return;
auto file = Game::assetManager->GetFile(m_ZoneFilePath.c_str());
if (!file) {
LOG("Failed to load %s", m_ZoneFilePath.c_str());
throw std::runtime_error("Aborting Zone loading due to no Zone File.");
}
if (file) {
BinaryIO::BinaryRead(file, m_FileFormatVersion);
uint32_t mapRevision = 0;
if (m_FileFormatVersion >= Zone::FileFormatVersion::Alpha) BinaryIO::BinaryRead(file, mapRevision);
BinaryIO::BinaryRead(file, m_WorldID);
if (static_cast<LWOMAPID>(m_WorldID) != m_ZoneID.GetMapID()) LOG("WorldID: %i doesn't match MapID %i! Is this intended?", m_WorldID, m_ZoneID.GetMapID());
AddRevision(LWOSCENEID_INVALID, mapRevision);
if (m_FileFormatVersion >= Zone::FileFormatVersion::Beta) {
BinaryIO::BinaryRead(file, m_Spawnpoint);
BinaryIO::BinaryRead(file, m_SpawnpointRotation);
}
if (m_FileFormatVersion <= Zone::FileFormatVersion::LateAlpha) {
uint8_t sceneCount;
BinaryIO::BinaryRead(file, sceneCount);
m_SceneCount = sceneCount;
} else BinaryIO::BinaryRead(file, m_SceneCount);
for (uint32_t i = 0; i < m_SceneCount; ++i) {
LoadScene(file);
}
//Read generic zone info:
BinaryIO::ReadString<uint8_t>(file, m_ZonePath, BinaryIO::ReadType::String);
BinaryIO::ReadString<uint8_t>(file, m_ZoneRawPath, BinaryIO::ReadType::String);
BinaryIO::ReadString<uint8_t>(file, m_ZoneName, BinaryIO::ReadType::String);
BinaryIO::ReadString<uint8_t>(file, m_ZoneDesc, BinaryIO::ReadType::String);
if (m_FileFormatVersion >= Zone::FileFormatVersion::PreAlpha) {
BinaryIO::BinaryRead(file, m_NumberOfSceneTransitionsLoaded);
for (uint32_t i = 0; i < m_NumberOfSceneTransitionsLoaded; ++i) {
LoadSceneTransition(file);
}
}
if (m_FileFormatVersion >= Zone::FileFormatVersion::EarlyAlpha) {
BinaryIO::BinaryRead(file, m_PathDataLength);
BinaryIO::BinaryRead(file, m_PathChunkVersion); // always should be 1
uint32_t pathCount;
BinaryIO::BinaryRead(file, pathCount);
m_Paths.reserve(pathCount);
for (uint32_t i = 0; i < pathCount; ++i) LoadPath(file);
for (Path path : m_Paths) {
if (path.pathType != PathType::Spawner) continue;
SpawnerInfo info = SpawnerInfo();
for (PathWaypoint waypoint : path.pathWaypoints) {
SpawnerNode* node = new SpawnerNode();
node->position = waypoint.position;
node->rotation = waypoint.rotation;
node->nodeID = 0;
node->config = waypoint.config;
for (LDFBaseData* data : waypoint.config) {
if (!data) continue;
if (data->GetKey() == u"spawner_node_id") {
node->nodeID = std::stoi(data->GetValueAsString());
} else if (data->GetKey() == u"spawner_max_per_node") {
node->nodeMax = std::stoi(data->GetValueAsString());
} else if (data->GetKey() == u"groupID") { // Load object group
std::string groupStr = data->GetValueAsString();
info.groups = GeneralUtils::SplitString(groupStr, ';');
if (info.groups.back().empty()) info.groups.erase(info.groups.end() - 1);
} else if (data->GetKey() == u"grpNameQBShowBricks") {
if (data->GetValueAsString().empty()) continue;
/*std::string groupStr = data->GetValueAsString();
info.groups.push_back(groupStr);*/
info.grpNameQBShowBricks = data->GetValueAsString();
} else if (data->GetKey() == u"spawner_name") {
info.name = data->GetValueAsString();
}
}
info.nodes.push_back(node);
}
info.templateID = path.spawner.spawnedLOT;
info.spawnerID = path.spawner.spawnerObjID;
info.respawnTime = path.spawner.respawnTime;
info.amountMaintained = path.spawner.amountMaintained;
info.maxToSpawn = path.spawner.maxToSpawn;
info.activeOnLoad = path.spawner.spawnerNetActive;
info.isNetwork = true;
Spawner* spawner = new Spawner(info);
Game::zoneManager->AddSpawner(info.spawnerID, spawner);
}
}
} else {
LOG("Failed to open: %s", m_ZoneFilePath.c_str());
}
m_ZonePath = m_ZoneFilePath.substr(0, m_ZoneFilePath.rfind('/') + 1);
}
std::string Zone::GetFilePathForZoneID() {
//We're gonna go ahead and presume we've got the db loaded already:
CDZoneTableTable* zoneTable = CDClientManager::GetTable<CDZoneTableTable>();
const CDZoneTable* zone = zoneTable->Query(this->GetZoneID().GetMapID());
if (zone != nullptr) {
std::string toReturn = "maps/" + zone->zoneName;
std::transform(toReturn.begin(), toReturn.end(), toReturn.begin(), ::tolower);
return toReturn;
}
return std::string("ERR");
}
//Based off code from: https://www.liquisearch.com/fletchers_checksum/implementation/optimizations
uint32_t Zone::CalculateChecksum() {
uint32_t sum1 = 0xffff, sum2 = 0xffff;
for (const auto& [scene, sceneRevision] : m_MapRevisions) {
uint32_t sceneID = scene.GetSceneID();
sum2 += sum1 += (sceneID >> 16);
sum2 += sum1 += (sceneID & 0xffff);
uint32_t layerID = scene.GetLayerID();
sum2 += sum1 += (layerID >> 16);
sum2 += sum1 += (layerID & 0xffff);
uint32_t revision = sceneRevision;
sum2 += sum1 += (revision >> 16);
sum2 += sum1 += (revision & 0xffff);
}
sum1 = (sum1 & 0xffff) + (sum1 >> 16);
sum2 = (sum2 & 0xffff) + (sum2 >> 16);
return sum2 << 16 | sum1;
}
void Zone::LoadLevelsIntoMemory() {
for (auto& [sceneID, scene] : m_Scenes) {
if (scene.level) continue;
scene.level = new Level(this, m_ZonePath + scene.filename);
if (scene.level->m_ChunkHeaders.empty()) continue;
scene.level->m_ChunkHeaders.begin()->second.lwoSceneID = sceneID;
AddRevision(scene.level->m_ChunkHeaders.begin()->second.lwoSceneID, scene.level->m_ChunkHeaders.begin()->second.fileInfo.revision);
}
}
void Zone::AddRevision(LWOSCENEID sceneID, uint32_t revision) {
if (m_MapRevisions.find(sceneID) == m_MapRevisions.end()) {
m_MapRevisions.insert(std::make_pair(sceneID, revision));
}
}
void Zone::LoadScene(std::istream& file) {
SceneRef scene;
scene.level = nullptr;
LWOSCENEID lwoSceneID(LWOZONEID_INVALID, 0);
BinaryIO::ReadString<uint8_t>(file, scene.filename, BinaryIO::ReadType::String);
std::string luTriggersPath = scene.filename.substr(0, scene.filename.size() - 4) + ".lutriggers";
if (Game::assetManager->HasFile((m_ZonePath + luTriggersPath).c_str())) LoadLUTriggers(luTriggersPath, scene);
if (m_FileFormatVersion >= Zone::FileFormatVersion::LatePreAlpha || m_FileFormatVersion < Zone::FileFormatVersion::PrePreAlpha) {
BinaryIO::BinaryRead(file, scene.id);
lwoSceneID.SetSceneID(scene.id);
}
if (m_FileFormatVersion >= Zone::FileFormatVersion::LatePreAlpha) {
BinaryIO::BinaryRead(file, scene.sceneType);
lwoSceneID.SetLayerID(scene.sceneType);
BinaryIO::ReadString<uint8_t>(file, scene.name, BinaryIO::ReadType::String);
}
if (m_FileFormatVersion == Zone::FileFormatVersion::LatePreAlpha) {
BinaryIO::BinaryRead(file, scene.unknown1);
BinaryIO::BinaryRead(file, scene.unknown2);
}
if (m_FileFormatVersion >= Zone::FileFormatVersion::LatePreAlpha) {
BinaryIO::BinaryRead(file, scene.color_r);
BinaryIO::BinaryRead(file, scene.color_b);
BinaryIO::BinaryRead(file, scene.color_g);
}
m_Scenes.insert(std::make_pair(lwoSceneID, scene));
}
void Zone::LoadLUTriggers(std::string triggerFile, SceneRef& scene) {
auto file = Game::assetManager->GetFile((m_ZonePath + triggerFile).c_str());
std::stringstream data;
data << file.rdbuf();
data.seekg(0, std::ios::end);
int32_t size = data.tellg();
data.seekg(0, std::ios::beg);
if (size == 0) return;
tinyxml2::XMLDocument doc;
if (doc.Parse(data.str().c_str(), size) != tinyxml2::XML_SUCCESS) {
LOG("Failed to load LUTriggers from file %s", triggerFile.c_str());
return;
}
auto* triggers = doc.FirstChildElement("triggers");
if (!triggers) return;
auto* currentTrigger = triggers->FirstChildElement("trigger");
while (currentTrigger) {
LUTriggers::Trigger* newTrigger = new LUTriggers::Trigger();
currentTrigger->QueryAttribute("enabled", &newTrigger->enabled);
currentTrigger->QueryAttribute("id", &newTrigger->id);
auto* currentEvent = currentTrigger->FirstChildElement("event");
while (currentEvent) {
LUTriggers::Event* newEvent = new LUTriggers::Event();
newEvent->id = TriggerEventType::StringToTriggerEventType(currentEvent->Attribute("id"));
auto* currentCommand = currentEvent->FirstChildElement("command");
while (currentCommand) {
LUTriggers::Command* newCommand = new LUTriggers::Command();
newCommand->id = TriggerCommandType::StringToTriggerCommandType(currentCommand->Attribute("id"));
newCommand->target = currentCommand->Attribute("target");
if (currentCommand->Attribute("targetName")) {
newCommand->targetName = currentCommand->Attribute("targetName");
}
if (currentCommand->Attribute("args")) {
newCommand->args = currentCommand->Attribute("args");
}
newEvent->commands.push_back(newCommand);
currentCommand = currentCommand->NextSiblingElement("command");
}
newTrigger->events.push_back(newEvent);
currentEvent = currentEvent->NextSiblingElement("event");
}
currentTrigger = currentTrigger->NextSiblingElement("trigger");
scene.triggers.insert(std::make_pair(newTrigger->id, newTrigger));
}
}
LUTriggers::Trigger* Zone::GetTrigger(uint32_t sceneID, uint32_t triggerID) {
auto scene = m_Scenes.find(sceneID);
if (scene == m_Scenes.end()) return nullptr;
auto trigger = scene->second.triggers.find(triggerID);
if (trigger == scene->second.triggers.end()) return nullptr;
return trigger->second;
}
const Path* Zone::GetPath(std::string name) const {
for (const auto& path : m_Paths) {
if (name == path.pathName) {
return &path;
}
}
return nullptr;
}
void Zone::LoadSceneTransition(std::istream& file) {
SceneTransition sceneTrans;
if (m_FileFormatVersion < Zone::FileFormatVersion::Auramar) {
BinaryIO::ReadString<uint8_t>(file, sceneTrans.name, BinaryIO::ReadType::String);
BinaryIO::BinaryRead(file, sceneTrans.width);
}
//BR<42>THER MAY I HAVE SOME L<><4C>PS?
uint8_t loops = (m_FileFormatVersion <= Zone::FileFormatVersion::LatePreAlpha || m_FileFormatVersion >= Zone::FileFormatVersion::Launch) ? 2 : 5;
sceneTrans.points.reserve(loops);
for (uint8_t i = 0; i < loops; ++i) {
sceneTrans.points.push_back(LoadSceneTransitionInfo(file));
}
m_SceneTransitions.push_back(sceneTrans);
}
SceneTransitionInfo Zone::LoadSceneTransitionInfo(std::istream& file) {
SceneTransitionInfo info;
BinaryIO::BinaryRead(file, info.sceneID);
BinaryIO::BinaryRead(file, info.position);
return info;
}
void Zone::LoadPath(std::istream& file) {
Path path = Path();
BinaryIO::BinaryRead(file, path.pathVersion);
BinaryIO::ReadString<uint8_t>(file, path.pathName, BinaryIO::ReadType::WideString);
BinaryIO::BinaryRead(file, path.pathType);
BinaryIO::BinaryRead(file, path.flags);
BinaryIO::BinaryRead(file, path.pathBehavior);
if (path.pathType == PathType::MovingPlatform) {
if (path.pathVersion >= 18) {
BinaryIO::BinaryRead(file, path.movingPlatform.timeBasedMovement);
} else if (path.pathVersion >= 13) {
BinaryIO::ReadString<uint8_t>(file, path.movingPlatform.platformTravelSound, BinaryIO::ReadType::WideString);
}
} else if (path.pathType == PathType::Property) {
BinaryIO::BinaryRead(file, path.property.pathType);
BinaryIO::BinaryRead(file, path.property.price);
BinaryIO::BinaryRead(file, path.property.rentalTime);
BinaryIO::BinaryRead(file, path.property.associatedZone);
if (path.pathVersion >= 5) {
BinaryIO::ReadString<uint8_t>(file, path.property.displayName, BinaryIO::ReadType::WideString);
BinaryIO::ReadString<uint32_t>(file, path.property.displayDesc, BinaryIO::ReadType::WideString);
}
if (path.pathVersion >= 6) BinaryIO::BinaryRead(file, path.property.type);
if (path.pathVersion >= 7) {
BinaryIO::BinaryRead(file, path.property.cloneLimit);
BinaryIO::BinaryRead(file, path.property.repMultiplier);
BinaryIO::BinaryRead(file, path.property.rentalPeriod);
}
if (path.pathVersion >= 8) {
BinaryIO::BinaryRead(file, path.property.achievementRequired);
BinaryIO::BinaryRead(file, path.property.playerZoneCoords);
BinaryIO::BinaryRead(file, path.property.maxBuildHeight);
}
} else if (path.pathType == PathType::Camera) {
BinaryIO::ReadString<uint8_t>(file, path.camera.nextPath, BinaryIO::ReadType::WideString);
if (path.pathVersion >= 14) {
BinaryIO::BinaryRead(file, path.camera.rotatePlayer);
}
} else if (path.pathType == PathType::Spawner) {
BinaryIO::BinaryRead(file, path.spawner.spawnedLOT);
BinaryIO::BinaryRead(file, path.spawner.respawnTime);
BinaryIO::BinaryRead(file, path.spawner.maxToSpawn);
BinaryIO::BinaryRead(file, path.spawner.amountMaintained);
BinaryIO::BinaryRead(file, path.spawner.spawnerObjID);
BinaryIO::BinaryRead(file, path.spawner.spawnerNetActive);
}
// Read waypoints
BinaryIO::BinaryRead(file, path.waypointCount);
path.pathWaypoints.reserve(path.waypointCount);
for (uint32_t i = 0; i < path.waypointCount; ++i) {
PathWaypoint waypoint = PathWaypoint();
BinaryIO::BinaryRead(file, waypoint.position.x);
BinaryIO::BinaryRead(file, waypoint.position.y);
BinaryIO::BinaryRead(file, waypoint.position.z);
if (path.pathType == PathType::Spawner || path.pathType == PathType::MovingPlatform || path.pathType == PathType::Race || path.pathType == PathType::Camera || path.pathType == PathType::Rail) {
BinaryIO::BinaryRead(file, waypoint.rotation.w);
BinaryIO::BinaryRead(file, waypoint.rotation.x);
BinaryIO::BinaryRead(file, waypoint.rotation.y);
BinaryIO::BinaryRead(file, waypoint.rotation.z);
}
if (path.pathType == PathType::MovingPlatform) {
BinaryIO::BinaryRead(file, waypoint.movingPlatform.lockPlayer);
BinaryIO::BinaryRead(file, waypoint.speed);
BinaryIO::BinaryRead(file, waypoint.movingPlatform.wait);
if (path.pathVersion >= 13) {
BinaryIO::ReadString<uint8_t>(file, waypoint.movingPlatform.departSound, BinaryIO::ReadType::WideString);
BinaryIO::ReadString<uint8_t>(file, waypoint.movingPlatform.arriveSound, BinaryIO::ReadType::WideString);
}
} else if (path.pathType == PathType::Camera) {
BinaryIO::BinaryRead(file, waypoint.camera.time);
BinaryIO::BinaryRead(file, waypoint.camera.fov);
BinaryIO::BinaryRead(file, waypoint.camera.tension);
BinaryIO::BinaryRead(file, waypoint.camera.continuity);
BinaryIO::BinaryRead(file, waypoint.camera.bias);
} else if (path.pathType == PathType::Race) {
BinaryIO::BinaryRead(file, waypoint.racing.isResetNode);
BinaryIO::BinaryRead(file, waypoint.racing.isNonHorizontalCamera);
BinaryIO::BinaryRead(file, waypoint.racing.planeWidth);
BinaryIO::BinaryRead(file, waypoint.racing.planeHeight);
BinaryIO::BinaryRead(file, waypoint.racing.shortestDistanceToEnd);
} else if (path.pathType == PathType::Rail) {
if (path.pathVersion > 16) BinaryIO::BinaryRead(file, waypoint.speed);
}
// object LDF configs
if (path.pathType == PathType::Movement || path.pathType == PathType::Spawner || path.pathType == PathType::Rail) {
uint32_t count;
BinaryIO::BinaryRead(file, count);
for (uint32_t i = 0; i < count; ++i) {
std::string parameter;
BinaryIO::ReadString<uint8_t>(file, parameter, BinaryIO::ReadType::WideString);
std::string value;
BinaryIO::ReadString<uint8_t>(file, value, BinaryIO::ReadType::WideString);
if (path.pathType == PathType::Movement || path.pathType == PathType::Rail) {
// cause NetDevil puts spaces in things that don't need spaces
parameter.erase(std::remove_if(parameter.begin(), parameter.end(), ::isspace), parameter.end());
auto waypointCommand = WaypointCommandType::StringToWaypointCommandType(parameter);
if (waypointCommand == eWaypointCommandType::DELAY) value.erase(std::remove_if(value.begin(), value.end(), ::isspace), value.end());
if (waypointCommand != eWaypointCommandType::INVALID) {
auto& command = waypoint.commands.emplace_back();
command.command = waypointCommand;
command.data = value;
} else LOG("Tried to load invalid waypoint command '%s'", parameter.c_str());
} else {
waypoint.config.emplace_back(LDFBaseData::DataFromString(parameter + "=" + value));
}
}
}
// We verify the waypoint heights against the navmesh because in many movement paths,
// the waypoint is located near 0 height,
if (path.pathType == PathType::Movement) {
if (dpWorld::IsLoaded()) {
// 2000 should be large enough for every world.
waypoint.position.y = dpWorld::GetNavMesh()->GetHeightAtPoint(waypoint.position, 2000.0f);
}
}
path.pathWaypoints.push_back(waypoint);
}
m_Paths.push_back(path);
}
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