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CStaticFunctionDefinitions.cpp
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CStaticFunctionDefinitions.cpp
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/*****************************************************************************
*
* PROJECT: Multi Theft Auto v1.0
* LICENSE: See LICENSE in the top level directory
* FILE: mods/deathmatch/logic/CStaticFunctionDefinitions.cpp
* PURPOSE: Lua static function definitions class
*
* Multi Theft Auto is available from http://www.multitheftauto.com/
*
*****************************************************************************/
#include "StdInc.h"
extern CGame* g_pGame;
static CLuaManager* m_pLuaManager;
static CColManager* m_pColManager;
static CPickupManager* m_pPickupManager;
static CPlayerManager* m_pPlayerManager;
static CVehicleManager* m_pVehicleManager;
static CObjectManager* m_pObjectManager;
static CMarkerManager* m_pMarkerManager;
static CMapManager* m_pMapManager;
static CBlipManager* m_pBlipManager;
static CRadarAreaManager* m_pRadarAreaManager;
static CTeamManager* m_pTeamManager;
static CClock* m_pClock;
static CEvents* m_pEvents;
static CElementDeleter* m_pElementDeleter;
static CMainConfig* m_pMainConfig;
static CRegistry* m_pRegistry;
static CAccountManager* m_pAccountManager;
static CBanManager* m_pBanManager;
static CPedManager* m_pPedManager;
static CWaterManager* m_pWaterManager;
static CCustomWeaponManager* m_pCustomWeaponManager;
// Used to run a function on all the children of the elements too
#define RUN_CHILDREN(func) \
if (pElement->CountChildren() && pElement->IsCallPropagationEnabled()) \
{ \
CElementListSnapshot* pList = pElement->GetChildrenListSnapshot(); \
pList->AddRef(); /* Keep list alive during use */ \
for (CElementListSnapshot::const_iterator iter = pList->begin(); iter != pList->end(); iter++) \
if (!(*iter)->IsBeingDeleted()) \
func; \
pList->Release(); \
}
CStaticFunctionDefinitions::CStaticFunctionDefinitions(CGame* pGame)
{
m_pLuaManager = pGame->GetLuaManager();
m_pColManager = pGame->GetColManager();
m_pPickupManager = pGame->GetPickupManager();
m_pPlayerManager = pGame->GetPlayerManager();
m_pVehicleManager = pGame->GetVehicleManager();
m_pObjectManager = pGame->GetObjectManager();
m_pMarkerManager = pGame->GetMarkerManager();
m_pMapManager = pGame->GetMapManager();
m_pBlipManager = pGame->GetBlipManager();
m_pRadarAreaManager = pGame->GetRadarAreaManager();
m_pTeamManager = pGame->GetTeamManager();
m_pClock = pGame->GetClock();
m_pEvents = pGame->GetEvents();
m_pElementDeleter = pGame->GetElementDeleter();
m_pMainConfig = pGame->GetConfig();
m_pRegistry = pGame->GetRegistry();
m_pAccountManager = pGame->GetAccountManager();
m_pBanManager = pGame->GetBanManager();
m_pPedManager = pGame->GetPedManager();
m_pWaterManager = pGame->GetWaterManager();
m_pCustomWeaponManager = pGame->GetCustomWeaponManager();
}
CStaticFunctionDefinitions::~CStaticFunctionDefinitions()
{
}
bool CStaticFunctionDefinitions::AddEvent(CLuaMain* pLuaMain, const char* szName, const char* szArguments, bool bAllowRemoteTrigger)
{
assert(pLuaMain);
assert(szName);
assert(szArguments);
// Valid name?
if (strlen(szName) > 0)
{
// Add our event to CEvents
return m_pEvents->AddEvent(szName, szArguments, pLuaMain, bAllowRemoteTrigger);
}
return false;
}
bool CStaticFunctionDefinitions::AddEventHandler(CLuaMain* pLuaMain, const char* szName, CElement* pElement, const CLuaFunctionRef& iLuaFunction,
bool bPropagated, EEventPriorityType eventPriority, float fPriorityMod)
{
assert(pLuaMain);
assert(szName);
assert(pElement);
// We got an event with that name?
if (m_pEvents->Exists(szName))
{
// Add the event handler
if (pElement->AddEvent(pLuaMain, szName, iLuaFunction, bPropagated, eventPriority, fPriorityMod))
return true;
}
return false;
}
bool CStaticFunctionDefinitions::RemoveEventHandler(CLuaMain* pLuaMain, const char* szName, CElement* pElement, const CLuaFunctionRef& iLuaFunction)
{
assert(pLuaMain);
assert(szName);
assert(pElement);
// We got an event and handler with that name?
if (m_pEvents->Exists(szName))
{
if (pElement->DeleteEvent(pLuaMain, szName, iLuaFunction))
{
return true;
}
}
return false;
}
bool CStaticFunctionDefinitions::TriggerEvent(const char* szName, CElement* pElement, const CLuaArguments& Arguments, bool& bWasCanceled)
{
// There is such event?
if (m_pEvents->Exists(szName))
{
// Call the event
pElement->CallEvent(szName, Arguments);
bWasCanceled = m_pEvents->WasEventCancelled();
return true;
}
return false;
}
bool CStaticFunctionDefinitions::TriggerClientEvent(const std::vector<CPlayer*>& sendList, const char* szName, CElement* pCallWithElement,
CLuaArguments& Arguments)
{
assert(szName);
assert(pCallWithElement);
// Make packet
CLuaEventPacket Packet(szName, pCallWithElement->GetID(), &Arguments);
// Send packet to players
CPlayerManager::Broadcast(Packet, sendList);
CPerfStatEventPacketUsage::GetSingleton()->UpdateEventUsageOut(szName, sendList.size());
return true;
}
bool CStaticFunctionDefinitions::TriggerLatentClientEvent(const std::vector<CPlayer*>& sendList, const char* szName, CElement* pCallWithElement,
CLuaArguments& Arguments, int iBandwidth, CLuaMain* pLuaMain, ushort usResourceNetId)
{
assert(szName);
assert(pCallWithElement);
// Make packet
CLuaEventPacket Packet(szName, pCallWithElement->GetID(), &Arguments);
markerLatentEvent.Set("Make packet");
// Send packet to players
g_pGame->EnableLatentSends(true, iBandwidth, pLuaMain, usResourceNetId);
CPlayerManager::Broadcast(Packet, sendList);
g_pGame->EnableLatentSends(false);
CPerfStatEventPacketUsage::GetSingleton()->UpdateEventUsageOut(szName, sendList.size());
return true;
}
bool CStaticFunctionDefinitions::CancelEvent(bool bCancel, const char* szReason)
{
m_pEvents->CancelEvent(bCancel, szReason);
return true;
}
const char* CStaticFunctionDefinitions::GetCancelReason()
{
return m_pEvents->GetLastError();
}
bool CStaticFunctionDefinitions::WasEventCancelled()
{
return m_pEvents->WasEventCancelled();
}
CDummy* CStaticFunctionDefinitions::CreateElement(CResource* pResource, const char* szTypeName, const char* szID)
{
assert(szTypeName);
assert(szID);
EElementType elementType;
bool bIsInternalType = StringToEnum(szTypeName, elementType);
// Allow use of some internal types for backwards compatibility
if (bIsInternalType)
{
bool bOldDissallowed = false;
static const char* szOldDissallowedTypes[] = {"dummy", "player", "vehicle", "object", "marker", "blip", "pickup", "radararea", "console"};
for (uint i = 0; i < NUMELMS(szOldDissallowedTypes); i++)
if (strcmp(szTypeName, szOldDissallowedTypes[i]) == 0)
bOldDissallowed = true;
if (!bOldDissallowed)
{
// Maybe issue a warning about this one day
bIsInternalType = false;
}
}
// Long enough typename and not an internal one?
if (strlen(szTypeName) > 0 && !bIsInternalType)
{
// Create the element.
CDummy* pDummy = new CDummy(g_pGame->GetGroups(), pResource->GetDynamicElementRoot());
// Set the ID
pDummy->SetName(szID);
// Set the type name
pDummy->SetTypeName(szTypeName);
if (pResource->IsClientSynced())
{
CEntityAddPacket Packet;
Packet.Add(pDummy);
m_pPlayerManager->BroadcastOnlyJoined(Packet);
}
return pDummy;
}
return NULL;
}
bool CStaticFunctionDefinitions::DestroyElement(CElement* pElement)
{
// Run us on all its children
CChildListType ::const_iterator iter = pElement->IterBegin();
while (iter != pElement->IterEnd())
{
if (DestroyElement(*iter))
iter = pElement->IterBegin();
else
++iter;
}
if (pElement->IsBeingDeleted())
return false;
// We can't destroy the root or a player/remote client/console
int iType = pElement->GetType();
if (pElement == m_pMapManager->GetRootElement() || iType == CElement::PLAYER || iType == CElement::CONSOLE ||
g_pGame->GetResourceManager()->IsAResourceElement(pElement))
{
return false;
}
// Tell everyone to destroy it if this is not a per-player entity
if (IS_PERPLAYER_ENTITY(pElement))
{
// Unsync it (will destroy it for those that know about it)
CPerPlayerEntity* pEntity = static_cast<CPerPlayerEntity*>(pElement);
pEntity->Sync(false);
}
// Tell everyone to destroy it
CEntityRemovePacket Packet;
Packet.Add(pElement);
m_pPlayerManager->BroadcastOnlyJoined(Packet);
// Delete it
m_pElementDeleter->Delete(pElement);
return true;
}
CElement* CStaticFunctionDefinitions::CloneElement(CResource* pResource, CElement* pElement, const CVector& vecPosition, bool bCloneChildren)
{
// TODO: per-player entity stuff ( visibility )
assert(pElement);
// Supposed to clone its children aswell?
if (bCloneChildren)
{
// Copy the current children list (prevents a continuous loop)
std::list<CElement*> copyList;
for (CChildListType ::const_iterator iter = pElement->IterBegin(); iter != pElement->IterEnd(); iter++)
{
copyList.push_back(*iter);
}
// Loop through the children list doing this (cloning elements)
for (std::list<CElement*>::iterator iter = copyList.begin(); iter != copyList.end(); iter++)
{
CloneElement(pResource, *iter, vecPosition, true);
}
}
// Can't clone the root
if (pElement == m_pMapManager->GetRootElement())
{
return nullptr;
}
CElement* pParent = pElement->GetParentEntity();
if (pParent && !pParent->IsCloneable())
{
return nullptr;
}
bool bAddEntity = true;
CElement* pNewElement = pElement->Clone(&bAddEntity, pResource);
if (pNewElement)
{
CVector vecNewPosition = vecPosition;
// If we're cloning children, use the given position as an offset
if (bCloneChildren)
vecNewPosition += pElement->GetPosition();
pNewElement->SetPosition(vecNewPosition);
pNewElement->GetCustomDataPointer()->Copy(pElement->GetCustomDataPointer());
pNewElement->SetInterior(pElement->GetInterior());
pNewElement->SetDimension(pElement->GetDimension());
if (bAddEntity)
{
if (pResource->IsClientSynced())
{
CEntityAddPacket Packet;
Packet.Add(pNewElement);
m_pPlayerManager->BroadcastOnlyJoined(Packet);
}
}
}
return pNewElement;
}
CElement* CStaticFunctionDefinitions::GetElementChild(CElement* pElement, unsigned int uiIndex)
{
assert(pElement);
// Grab it
unsigned int uiCurrent = 0;
CChildListType ::const_iterator iter = pElement->IterBegin();
for (; iter != pElement->IterEnd(); iter++)
{
if (uiIndex == uiCurrent++)
{
return *iter;
}
}
// Doesn't exist
return NULL;
}
bool CStaticFunctionDefinitions::GetElementChildrenCount(CElement* pElement, unsigned int& uiCount)
{
assert(pElement);
uiCount = pElement->CountChildren();
return true;
}
CElement* CStaticFunctionDefinitions::GetElementByID(const char* szID, unsigned int uiIndex)
{
assert(szID);
// Search it from root and down
return m_pMapManager->GetRootElement()->FindChild(szID, uiIndex, true);
}
CElement* CStaticFunctionDefinitions::GetElementByIndex(const char* szType, unsigned int uiIndex)
{
assert(szType);
// Search it from root and down
return m_pMapManager->GetRootElement()->FindChildByType(szType, uiIndex, true);
}
CLuaArgument* CStaticFunctionDefinitions::GetElementData(CElement* pElement, const char* szName, bool bInherit)
{
assert(pElement);
assert(szName);
// Return its custom data
return pElement->GetCustomData(szName, bInherit);
}
CLuaArguments* CStaticFunctionDefinitions::GetAllElementData(CElement* pElement, CLuaArguments* table)
{
assert(pElement);
assert(table);
return pElement->GetAllCustomData(table);
}
CElement* CStaticFunctionDefinitions::GetElementParent(CElement* pElement)
{
return pElement->GetParentEntity();
}
bool CStaticFunctionDefinitions::GetElementInterior(CElement* pElement, unsigned char& ucInterior)
{
assert(pElement);
ucInterior = pElement->GetInterior();
return true;
}
bool CStaticFunctionDefinitions::IsElementWithinColShape(CElement* pElement, CColShape* pColShape, bool& bWithin)
{
assert(pElement);
assert(pColShape);
bWithin = pElement->CollisionExists(pColShape);
return true;
}
bool CStaticFunctionDefinitions::IsElementWithinMarker(CElement* pElement, CMarker* pMarker, bool& bWithin)
{
assert(pElement);
assert(pMarker);
bWithin = pElement->CollisionExists(pMarker->GetColShape());
return true;
}
bool CStaticFunctionDefinitions::GetElementDimension(CElement* pElement, unsigned short& usDimension)
{
assert(pElement);
usDimension = pElement->GetDimension();
return true;
}
bool CStaticFunctionDefinitions::GetElementZoneName(CElement* pElement, SString& strOutName, bool bCitiesOnly)
{
assert(pElement);
CVector vecPosition = pElement->GetPosition();
if (bCitiesOnly)
strOutName = g_pGame->GetZoneNames()->GetCityName(vecPosition);
else
strOutName = g_pGame->GetZoneNames()->GetZoneName(vecPosition);
return true;
}
bool CStaticFunctionDefinitions::IsElementAttached(CElement* pElement)
{
assert(pElement);
CElement* pElementAttachedTo = pElement->GetAttachedToElement();
if (!pElementAttachedTo)
return false;
assert(pElementAttachedTo);
if (pElementAttachedTo->IsElementAttached(pElement))
return true;
return false;
}
CElement* CStaticFunctionDefinitions::GetElementAttachedTo(CElement* pElement)
{
assert(pElement);
CElement* pElementAttachedTo = pElement->GetAttachedToElement();
if (!pElementAttachedTo)
return NULL;
assert(pElementAttachedTo);
if (pElementAttachedTo->IsElementAttached(pElement))
return pElementAttachedTo;
return NULL;
}
CColShape* CStaticFunctionDefinitions::GetElementColShape(CElement* pElement)
{
assert(pElement);
CColShape* pColShape = NULL;
switch (pElement->GetType())
{
case CElement::MARKER:
pColShape = static_cast<CMarker*>(pElement)->GetColShape();
break;
case CElement::PICKUP:
pColShape = static_cast<CPickup*>(pElement)->GetColShape();
break;
default:
break;
}
return pColShape;
}
bool CStaticFunctionDefinitions::GetElementAlpha(CElement* pElement, unsigned char& ucAlpha)
{
assert(pElement);
switch (pElement->GetType())
{
case CElement::PED:
case CElement::PLAYER:
{
CPed* pPed = static_cast<CPed*>(pElement);
ucAlpha = pPed->GetAlpha();
break;
}
case CElement::VEHICLE:
{
CVehicle* pVehicle = static_cast<CVehicle*>(pElement);
ucAlpha = pVehicle->GetAlpha();
break;
}
case CElement::OBJECT:
{
CObject* pObject = static_cast<CObject*>(pElement);
ucAlpha = pObject->GetAlpha();
break;
}
case CElement::MARKER:
{
CMarker* pMarker = static_cast<CMarker*>(pElement);
ucAlpha = pMarker->GetColor().A;
break;
}
default:
return false;
}
return true;
}
bool CStaticFunctionDefinitions::IsElementDoubleSided(CElement* pElement, bool& bDoubleSided)
{
assert(pElement);
bDoubleSided = pElement->IsDoubleSided();
return true;
}
bool CStaticFunctionDefinitions::GetElementHealth(CElement* pElement, float& fHealth)
{
assert(pElement);
switch (pElement->GetType())
{
case CElement::PED:
case CElement::PLAYER:
{
CPed* pPed = static_cast<CPed*>(pElement);
fHealth = pPed->GetHealth();
break;
}
case CElement::VEHICLE:
{
CVehicle* pVehicle = static_cast<CVehicle*>(pElement);
fHealth = pVehicle->GetHealth();
break;
}
case CElement::OBJECT:
{
CObject* pObject = static_cast<CObject*>(pElement);
fHealth = pObject->GetHealth();
break;
}
default:
return false;
}
return true;
}
bool CStaticFunctionDefinitions::GetElementModel(CElement* pElement, unsigned short& usModel)
{
assert(pElement);
switch (pElement->GetType())
{
case CElement::PED:
case CElement::PLAYER:
{
CPed* pPed = static_cast<CPed*>(pElement);
usModel = pPed->GetModel();
break;
}
case CElement::VEHICLE:
{
CVehicle* pVehicle = static_cast<CVehicle*>(pElement);
usModel = pVehicle->GetModel();
break;
}
case CElement::OBJECT:
{
CObject* pObject = static_cast<CObject*>(pElement);
usModel = pObject->GetModel();
break;
}
case CElement::PICKUP:
{
CPickup* pPickup = static_cast<CPickup*>(pElement);
usModel = pPickup->GetModel();
break;
}
default:
return false;
}
return true;
}
bool CStaticFunctionDefinitions::GetElementAttachedOffsets(CElement* pElement, CVector& vecPosition, CVector& vecRotation)
{
pElement->GetAttachedOffsets(vecPosition, vecRotation);
return true;
}
CElement* CStaticFunctionDefinitions::GetElementSyncer(CElement* pElement)
{
assert(pElement);
switch (pElement->GetType())
{
case CElement::PED:
{
CPed* pPed = static_cast<CPed*>(pElement);
return pPed->IsSyncable() ? static_cast<CElement*>(pPed->GetSyncer()) : NULL;
break;
}
case CElement::VEHICLE:
{
CVehicle* pVehicle = static_cast<CVehicle*>(pElement);
return pVehicle->IsUnoccupiedSyncable() ? static_cast<CElement*>(pVehicle->GetSyncer()) : NULL;
break;
}
case CElement::OBJECT:
{
CObject* pObject = static_cast<CObject*>(pElement);
return pObject->IsSyncable() ? static_cast<CElement*>(pObject->GetSyncer()) : NULL;
break;
}
default:
break;
}
return NULL;
}
bool CStaticFunctionDefinitions::GetElementCollisionsEnabled(CElement* pElement)
{
assert(pElement);
switch (pElement->GetType())
{
case CElement::VEHICLE:
{
CVehicle* pVehicle = static_cast<CVehicle*>(pElement);
return pVehicle->GetCollisionEnabled();
}
case CElement::OBJECT:
{
CObject* pObject = static_cast<CObject*>(pElement);
return pObject->GetCollisionEnabled();
}
case CElement::PED:
case CElement::PLAYER:
{
CPed* pPed = static_cast<CPed*>(pElement);
return pPed->GetCollisionEnabled();
}
default:
return false;
}
return false;
}
bool CStaticFunctionDefinitions::IsElementFrozen(CElement* pElement, bool& bFrozen)
{
assert(pElement);
switch (pElement->GetType())
{
case CElement::PED:
case CElement::PLAYER:
{
CPed* pPed = static_cast<CPed*>(pElement);
bFrozen = pPed->IsFrozen();
break;
}
case CElement::VEHICLE:
{
CVehicle* pVehicle = static_cast<CVehicle*>(pElement);
bFrozen = pVehicle->IsFrozen();
break;
}
case CElement::OBJECT:
{
CObject* pObject = static_cast<CObject*>(pElement);
bFrozen = pObject->IsFrozen();
break;
}
default:
return false;
}
return true;
}
bool CStaticFunctionDefinitions::SetLowLodElement(CElement* pElement, CElement* pLowLodElement)
{
RUN_CHILDREN(SetLowLodElement(*iter, pLowLodElement))
switch (pElement->GetType())
{
case CElement::OBJECT:
{
CObject* pObject = static_cast<CObject*>(pElement);
CObject* pLowLodObject = NULL;
if (pLowLodElement && pLowLodElement->GetType() == CElement::OBJECT)
pLowLodObject = static_cast<CObject*>(pLowLodElement);
if (!pObject->SetLowLodObject(pLowLodObject))
return false;
break;
}
default:
return false;
}
ElementID elementID = pLowLodElement ? pLowLodElement->GetID() : INVALID_ELEMENT_ID;
CBitStream BitStream;
BitStream.pBitStream->Write(elementID);
m_pPlayerManager->BroadcastOnlyJoined(CElementRPCPacket(pElement, SET_LOW_LOD_ELEMENT, *BitStream.pBitStream));
return true;
}
bool CStaticFunctionDefinitions::GetLowLodElement(CElement* pElement, CElement*& pOutLowLodElement)
{
pOutLowLodElement = NULL;
switch (pElement->GetType())
{
case CElement::OBJECT:
{
CObject* pObject = static_cast<CObject*>(pElement);
pOutLowLodElement = pObject->GetLowLodObject();
break;
}
default:
return false;
}
return true;
}
bool CStaticFunctionDefinitions::IsElementLowLod(CElement* pElement, bool& bOutIsLowLod)
{
bOutIsLowLod = false;
switch (pElement->GetType())
{
case CElement::OBJECT:
{
CObject* pObject = static_cast<CObject*>(pElement);
bOutIsLowLod = pObject->IsLowLod();
break;
}
default:
return false;
}
return true;
}
bool CStaticFunctionDefinitions::IsElementInWater(CElement* pElement, bool& bInWater)
{
assert(pElement);
switch (pElement->GetType())
{
case CElement::PED:
case CElement::PLAYER:
{
CPed* pPed = static_cast<CPed*>(pElement);
if (pPed->GetOccupiedVehicle())
{
bInWater = pPed->GetOccupiedVehicle()->IsInWater();
break;
}
else
{
bInWater = pPed->IsInWater();
break;
}
}
case CElement::VEHICLE:
{
CVehicle* pVehicle = static_cast<CVehicle*>(pElement);
bInWater = pVehicle->IsInWater();
break;
}
default:
return false;
}
return true;
}
bool CStaticFunctionDefinitions::IsElementCallPropagationEnabled(CElement* pElement, bool& bOutEnabled)
{
bOutEnabled = pElement->IsCallPropagationEnabled();
return true;
}
bool CStaticFunctionDefinitions::SetElementCallPropagationEnabled(CElement* pElement, bool bEnable)
{
if (bEnable != pElement->IsCallPropagationEnabled())
{
// Disallow being set on root
if (pElement != GetRootElement())
{
pElement->SetCallPropagationEnabled(bEnable);
CBitStream BitStream;
BitStream.pBitStream->Write(bEnable);
m_pPlayerManager->BroadcastOnlyJoined(CElementRPCPacket(pElement, SET_PROPAGATE_CALLS_ENABLED, *BitStream.pBitStream));
return true;
}
}
return false;
}
bool CStaticFunctionDefinitions::SetElementID(CElement* pElement, const char* szID)
{
assert(pElement);
assert(szID);
// Set the new ID
pElement->SetName(szID);
// Tell the clients of the name change
unsigned short usIDLength = static_cast<unsigned short>(strlen(szID));
CBitStream BitStream;
BitStream.pBitStream->Write(usIDLength);
BitStream.pBitStream->Write(szID, usIDLength);
m_pPlayerManager->BroadcastOnlyJoined(CElementRPCPacket(pElement, SET_ELEMENT_NAME, *BitStream.pBitStream));
return true;
}
bool CStaticFunctionDefinitions::SetElementData(CElement* pElement, const char* szName, const CLuaArgument& Variable, bool bSynchronize)
{
assert(pElement);
assert(szName);
assert(strlen(szName) <= MAX_CUSTOMDATA_NAME_LENGTH);
bool bIsSynced;
CLuaArgument* pCurrentVariable = pElement->GetCustomData(szName, false, &bIsSynced);
if (!pCurrentVariable || *pCurrentVariable != Variable || bIsSynced != bSynchronize)
{
if (bSynchronize)
{
// Tell our clients to update their data
unsigned short usNameLength = static_cast<unsigned short>(strlen(szName));
CBitStream BitStream;
BitStream.pBitStream->WriteCompressed(usNameLength);
BitStream.pBitStream->Write(szName, usNameLength);
Variable.WriteToBitStream(*BitStream.pBitStream);
m_pPlayerManager->BroadcastOnlyJoined(CElementRPCPacket(pElement, SET_ELEMENT_DATA, *BitStream.pBitStream));
CPerfStatEventPacketUsage::GetSingleton()->UpdateElementDataUsageOut(szName, m_pPlayerManager->Count(),
BitStream.pBitStream->GetNumberOfBytesUsed());
}
// Set its custom data
pElement->SetCustomData(szName, Variable, bSynchronize);
return true;
}
return false;
}
bool CStaticFunctionDefinitions::RemoveElementData(CElement* pElement, const char* szName)
{
assert(pElement);
assert(szName);
assert(strlen(szName) <= MAX_CUSTOMDATA_NAME_LENGTH);
// Check it exists
if (pElement->GetCustomData(szName, false))
{
// Tell our clients to update their data
unsigned short usNameLength = static_cast<unsigned short>(strlen(szName));
CBitStream BitStream;
BitStream.pBitStream->WriteCompressed(usNameLength);
BitStream.pBitStream->Write(szName, usNameLength);
BitStream.pBitStream->WriteBit(false); // Unused (was recursive flag)
m_pPlayerManager->BroadcastOnlyJoined(CElementRPCPacket(pElement, REMOVE_ELEMENT_DATA, *BitStream.pBitStream));
// Delete here
pElement->DeleteCustomData(szName);
return true;
}
// Failed
return false;
}
bool CStaticFunctionDefinitions::SetElementParent(CElement* pElement, CElement* pParent)
{
assert(pElement);
assert(pParent);
CElement* pTemp = pParent;
CElement* pRoot = m_pMapManager->GetRootElement();
bool bValidParent = false;
while (pTemp != pRoot && pTemp != NULL)
{
const char* szTypeName = pTemp->GetTypeName().c_str();
if (szTypeName && strcmp(szTypeName, "map") == 0)
{
bValidParent = true; // parents must be a map
break;
}
pTemp = pTemp->GetParentEntity();
}
// Issue #8766: Player's parent element can't be resetted
const char* szElementTypeName = pElement->GetTypeName().c_str();
const char* szParentTypeName = pParent->GetTypeName().c_str();
if (!bValidParent && !strcmp(szElementTypeName, "player") && !strcmp(szParentTypeName, "root"))
bValidParent = true;
// Make sure the new parent isn't the element and isn't a child of the entity
if (bValidParent && pElement != pParent && !pElement->IsMyChild(pParent, true))
{
// Set the new parent
pElement->SetParentObject(pParent);
CBitStream BitStream;
BitStream.pBitStream->Write(pParent->GetID());
m_pPlayerManager->BroadcastOnlyJoined(CElementRPCPacket(pElement, SET_ELEMENT_PARENT, *BitStream.pBitStream));
return true;
}
return false;
}
bool CStaticFunctionDefinitions::GetElementMatrix(CElement* pElement, CMatrix& matrix)
{
pElement->GetMatrix(matrix);
return true;
}
bool CStaticFunctionDefinitions::GetElementPosition(CElement* pElement, CVector& vecPosition)
{
assert(pElement);
vecPosition = pElement->GetPosition();
return true;
}
bool CStaticFunctionDefinitions::GetElementRotation(CElement* pElement, CVector& vecRotation, eEulerRotationOrder desiredRotOrder)
{
assert(pElement);
int iType = pElement->GetType();
switch (iType)
{
case CElement::PED:
case CElement::PLAYER:
{
CPed* pPed = static_cast<CPed*>(pElement);
vecRotation.fZ = ConvertRadiansToDegrees(pPed->GetRotation()); // No conversion since only Z is used
break;
}