void CMapEventManager::GetHandles ( CLuaMain* pLuaMain, const char* szName, lua_State* luaVM )
{
unsigned int uiIndex = 0;
EventsIterPair itPair = m_EventsMap.equal_range ( szName );
for ( EventsIter iter = itPair.first ; iter != itPair.second ; ++iter )
{
CMapEvent* pMapEvent = iter->second;
// Is it not being destroyed?
if ( !pMapEvent->IsBeingDestroyed () )
{
// Same lua main?
if ( pMapEvent->GetVM () == pLuaMain )
{
// Same name?
dassert ( strcmp ( pMapEvent->GetName (), szName ) == 0 );
{
lua_pushnumber ( luaVM, ++uiIndex );
lua_getref ( luaVM, pMapEvent->GetLuaFunction ().ToInt() );
lua_settable ( luaVM, -3 );
}
}
}
}
}
bool CMapEventManager::HandleExists ( CLuaMain* pLuaMain, const char* szName, int iLuaFunction )
{
// Return true if we find an event which matches the handle
list < CMapEvent* > ::const_iterator iter = m_Events.begin ();
for ( ; iter != m_Events.end (); iter++ )
{
CMapEvent* pMapEvent = *iter;
// Is it not being destroyed?
if ( !pMapEvent->IsBeingDestroyed () )
{
// Same lua main?
if ( pMapEvent->GetVM () == pLuaMain )
{
// Same name?
if ( strcmp ( pMapEvent->GetName (), szName ) == 0 )
{
// Same lua function?
if ( pMapEvent->GetLuaFunction () == iLuaFunction )
{
// It exists
return true;
}
}
}
}
}
// Doesn't exist
return false;
}
bool CMapEventManager::HandleExists ( CLuaMain* pLuaMain, const char* szName, const CLuaFunctionRef& iLuaFunction )
{
// Return true if we find an event which matches the handle
EventsIterPair itPair = m_EventsMap.equal_range ( szName );
for ( EventsIter iter = itPair.first ; iter != itPair.second ; ++iter )
{
CMapEvent* pMapEvent = iter->second;
// Is it not being destroyed?
if ( !pMapEvent->IsBeingDestroyed () )
{
// Same lua main?
if ( pMapEvent->GetVM () == pLuaMain )
{
// Same name?
dassert ( strcmp ( pMapEvent->GetName (), szName ) == 0 );
{
// Same lua function?
if ( pMapEvent->GetLuaFunction () == iLuaFunction )
{
// It exists
return true;
}
}
}
}
}
// Doesn't exist
return false;
}
void CMapEventManager::DeleteAll ( void )
{
// Delete all the events
EventsIter iter = m_EventsMap.begin ();
while ( iter != m_EventsMap.end () )
{
CMapEvent* pMapEvent = iter->second;
// Delete it if it's not already being destroyed
if ( !pMapEvent->IsBeingDestroyed () )
{
delete pMapEvent;
m_EventsMap.erase ( iter++ );
}
else
++iter;
}
m_bHasEvents = !m_EventsMap.empty ();
}
void CMapEventManager::Delete ( CLuaMain* pLuaMain )
{
// Delete all the events with matching lua VM's
CMapEvent* pMapEvent = NULL;
list < CMapEvent* > ::iterator iter = m_Events.begin ();
while ( iter != m_Events.end () )
{
pMapEvent = *iter;
// Maching VM's?
if ( pMapEvent->GetVM () == pLuaMain )
{
// Not already being destroyed?
if ( !pMapEvent->IsBeingDestroyed () )
{
// Are we iterating the list?
if ( m_bIteratingList )
{
// Add it to trashcan and mark as being destroyed
pMapEvent->SetBeingDestroyed ( true );
m_TrashCan.push_back ( pMapEvent );
}
else
{
// Delete the event and continue from where we left.
// Remember to subtract from our iterator or we'll delete only every other element.
delete pMapEvent;
iter = m_Events.erase ( iter );
continue;
}
}
}
// Increment iterator
++iter;
}
}
bool CMapEventManager::Delete ( CLuaMain* pLuaMain, const char* szName, const CLuaFunctionRef& iLuaFunction )
{
// Delete all the events with matching names
bool bRemovedSomeone = false;
EventsIter iter = m_EventsMap.begin ();
while ( iter != m_EventsMap.end () )
{
CMapEvent* pMapEvent = iter->second;
// Matching VM?
if ( pLuaMain == pMapEvent->GetVM () )
{
// If name supplied, check name and function
if ( !szName || ( ( strcmp ( pMapEvent->GetName (), szName ) == 0 ) && ( pMapEvent->GetLuaFunction () == iLuaFunction ) ) )
{
// Not alredy being destroyed?
if ( !pMapEvent->IsBeingDestroyed () )
{
// Are we in an event handler?
if ( m_bIteratingList )
{
// Put it in the trashcan
pMapEvent->SetBeingDestroyed ( true );
m_TrashCan.push_back ( pMapEvent );
// Remember that we deleted something
bRemovedSomeone = true;
}
else
{
// Delete the object
delete pMapEvent;
// Remove from list and remember that we deleted something
m_EventsMap.erase ( iter++ );
bRemovedSomeone = true;
continue;
}
}
}
}
// Increment iterator
++iter;
}
m_bHasEvents = !m_EventsMap.empty ();
// Return whether we actually destroyed someone or not
return bRemovedSomeone;
}
bool CMapEventManager::Delete ( CLuaMain* pLuaMain, const char* szName, int iLuaFunction )
{
// Delete all the events with matching names
bool bRemovedSomeone = false;
CMapEvent* pMapEvent = NULL;
list < CMapEvent* > ::iterator iter = m_Events.begin ();
while ( iter != m_Events.end () )
{
pMapEvent = *iter;
// Matching VM and name?
if ( pLuaMain == pMapEvent->GetVM () &&
strcmp ( pMapEvent->GetName (), szName ) == 0 )
{
// Same lua function?
if ( pMapEvent->GetLuaFunction () == iLuaFunction )
{
// Not alredy being destroyed?
if ( !pMapEvent->IsBeingDestroyed () )
{
// Are we in an event handler?
if ( m_bIteratingList )
{
// Put it in the trashcan
pMapEvent->SetBeingDestroyed ( true );
m_TrashCan.push_back ( *iter );
// Remember that we deleted something
bRemovedSomeone = true;
}
else
{
// Delete the object
delete pMapEvent;
// Remove from list and remember that we deleted something
iter = m_Events.erase ( iter );
bRemovedSomeone = true;
continue;
}
}
}
}
// Increment iterator
iter++;
}
// Return whether we actually destroyed someone or not
return bRemovedSomeone;
}
bool CMapEventManager::Call ( const char* szName, const CLuaArguments& Arguments, class CClientEntity* pSource, class CClientEntity* pThis )
{
// Check if no events
if ( !m_bHasEvents )
return false;
// Check if no events with a name match
EventsIterPair itPair = m_EventsMap.equal_range ( szName );
if ( itPair.first == itPair.second )
return false;
TIMEUS startTimeCall = GetTimeUs ();
SString strStatus;
// Check for multi-threading slipups
assert ( IsMainThread () );
// Call all the events with matching names
bool bCalled = false;
bool bIsAlreadyIterating = m_bIteratingList;
m_bIteratingList = true;
// Copy the results into a array in case m_EventsMap is modified during the call
std::vector< CMapEvent* > matchingEvents;
for ( EventsIter iter = itPair.first ; iter != itPair.second ; ++iter )
matchingEvents.push_back(iter->second);
for ( std::vector< CMapEvent* >::iterator iter = matchingEvents.begin() ; iter != matchingEvents.end() ; ++iter )
{
CMapEvent* pMapEvent = *iter;
// If it's not being destroyed
if ( !pMapEvent->IsBeingDestroyed () )
{
// Compare the names
dassert ( strcmp ( pMapEvent->GetName (), szName ) == 0 );
{
// Call if propagated?
if ( pSource == pThis || pMapEvent->IsPropagated () )
{
// Grab the current VM
lua_State* pState = pMapEvent->GetVM ()->GetVM ();
LUA_CHECKSTACK ( pState, 1 ); // Ensure some room
#if MTA_DEBUG
int luaStackPointer = lua_gettop ( pState );
#endif
TIMEUS startTime = GetTimeUs();
// Aspect ratio adjustment bodges
if ( pMapEvent->ShouldAllowAspectRatioAdjustment() )
{
g_bAllowAspectRatioAdjustment = true;
if ( pMapEvent->ShouldForceAspectRatioAdjustment() )
g_pCore->GetGraphics()->SetAspectRatioAdjustmentEnabled( true );
}
// Record event for the crash dump writer
static bool bEnabled = ( g_pCore->GetDiagnosticDebug () == EDiagnosticDebug::LUA_TRACE_0000 );
if ( bEnabled )
g_pCore->LogEvent ( 0, "Lua Event", pMapEvent->GetVM ()->GetScriptName (), szName );
// Store the current values of the globals
lua_getglobal ( pState, "source" );
CLuaArgument OldSource ( pState, -1 );
lua_pop( pState, 1 );
lua_getglobal ( pState, "this" );
CLuaArgument OldThis ( pState, -1 );
lua_pop( pState, 1 );
lua_getglobal ( pState, "sourceResource" );
CLuaArgument OldResource ( pState, -1 );
lua_pop( pState, 1 );
lua_getglobal ( pState, "sourceResourceRoot" );
CLuaArgument OldResourceRoot ( pState, -1 );
lua_pop( pState, 1 );
lua_getglobal ( pState, "eventName" );
CLuaArgument OldEventName ( pState, -1 );
lua_pop( pState, 1 );
// Set the "source", "this", "sourceResource" and the "sourceResourceRoot" globals on that VM
lua_pushelement ( pState, pSource );
lua_setglobal ( pState, "source" );
lua_pushelement ( pState, pThis );
lua_setglobal ( pState, "this" );
CLuaMain* pLuaMain = g_pClientGame->GetScriptDebugging()->GetTopLuaMain();
CResource* pSourceResource = pLuaMain ? pLuaMain->GetResource() : NULL;
if ( pSourceResource )
{
lua_pushresource ( pState, pSourceResource );
lua_setglobal ( pState, "sourceResource" );
lua_pushelement ( pState, pSourceResource->GetResourceDynamicEntity() );
lua_setglobal ( pState, "sourceResourceRoot" );
}
else
{
lua_pushnil ( pState );
lua_setglobal ( pState, "sourceResource" );
lua_pushnil ( pState );
lua_setglobal ( pState, "sourceResourceRoot" );
}
lua_pushstring ( pState, szName );
lua_setglobal ( pState, "eventName" );
// Call it
pMapEvent->Call ( Arguments );
bCalled = true;
// Reset the globals on that VM
OldSource.Push ( pState );
lua_setglobal ( pState, "source" );
OldThis.Push ( pState );
lua_setglobal ( pState, "this" );
OldResource.Push ( pState );
lua_setglobal ( pState, "sourceResource" );
OldResourceRoot.Push ( pState );
lua_setglobal ( pState, "sourceResourceRoot" );
OldEventName.Push ( pState );
lua_setglobal ( pState, "eventName" );
#if MTA_DEBUG
assert ( lua_gettop ( pState ) == luaStackPointer );
#endif
// Aspect ratio adjustment bodges
if ( pMapEvent->ShouldAllowAspectRatioAdjustment() )
{
g_pCore->GetGraphics()->SetAspectRatioAdjustmentEnabled( false );
g_bAllowAspectRatioAdjustment = false;
}
TIMEUS deltaTimeUs = GetTimeUs() - startTime;
if ( deltaTimeUs > 3000 )
if ( IS_TIMING_CHECKPOINTS() )
strStatus += SString ( " (%s %d ms)", pMapEvent->GetVM ()->GetScriptName (), deltaTimeUs / 1000 );
CClientPerfStatLuaTiming::GetSingleton ()->UpdateLuaTiming ( pMapEvent->GetVM (), szName, deltaTimeUs );
}
}
}
}
// Clean out the trash if we're no longer calling events.
if ( !bIsAlreadyIterating )
{
TakeOutTheTrash ();
// We're no longer iterating the list
m_bIteratingList = false;
}
if ( IS_TIMING_CHECKPOINTS() )
{
TIMEUS deltaTimeUs = GetTimeUs() - startTimeCall;
if ( deltaTimeUs > 5000 )
TIMING_DETAIL( SString ( "CMapEventManager::Call ( %s, ... ) took %d ms ( %s )", szName, deltaTimeUs / 1000, *strStatus ) );
}
// Return whether we called atleast one func or not
return bCalled;
}
bool CMapEventManager::Call ( const char* szName, const CLuaArguments& Arguments, class CClientEntity* pSource, class CClientEntity* pThis )
{
// Call all the events with matching names
bool bCalled = false;
CMapEvent* pMapEvent;
bool bIsAlreadyIterating = m_bIteratingList;
m_bIteratingList = true;
list < CMapEvent* > ::const_iterator iter = m_Events.begin ();
for ( ; iter != m_Events.end (); iter++ )
{
pMapEvent = *iter;
// If it's not being destroyed
if ( !pMapEvent->IsBeingDestroyed () )
{
// Compare the names
if ( strcmp ( pMapEvent->GetName (), szName ) == 0 )
{
// Call if propagated?
if ( pSource == pThis || pMapEvent->IsPropagated () )
{
// Grab the current VM
lua_State* pState = pMapEvent->GetVM ()->GetVM ();
#if MTA_DEBUG
int luaStackPointer = lua_gettop ( pState );
#endif
// Store the current values of the globals
lua_getglobal ( pState, "source" );
CLuaArgument OldSource ( pState, -1 );
lua_pop( pState, 1 );
lua_getglobal ( pState, "this" );
CLuaArgument OldThis ( pState, -1 );
lua_pop( pState, 1 );
lua_getglobal ( pState, "sourceResource" );
CLuaArgument OldResource ( pState, -1 );
lua_pop( pState, 1 );
lua_getglobal ( pState, "sourceResourceRoot" );
CLuaArgument OldResourceRoot ( pState, -1 );
lua_pop( pState, 1 );
lua_getglobal ( pState, "eventName" );
CLuaArgument OldEventName ( pState, -1 );
lua_pop( pState, 1 );
// Set the "source", "this", "sourceResource" and the "sourceResourceRoot" globals on that VM
lua_pushelement ( pState, pSource );
lua_setglobal ( pState, "source" );
lua_pushelement ( pState, pThis );
lua_setglobal ( pState, "this" );
lua_pushresource ( pState, pMapEvent->GetVM()->GetResource() );
lua_setglobal ( pState, "sourceResource" );
lua_pushelement ( pState, pMapEvent->GetVM()->GetResource()->GetResourceDynamicEntity() );
lua_setglobal ( pState, "sourceResourceRoot" );
lua_pushstring ( pState, szName );
lua_setglobal ( pState, "eventName" );
// Call it
pMapEvent->Call ( Arguments );
bCalled = true;
// Reset the globals on that VM
OldSource.Push ( pState );
lua_setglobal ( pState, "source" );
OldThis.Push ( pState );
lua_setglobal ( pState, "this" );
OldResource.Push ( pState );
lua_setglobal ( pState, "sourceResource" );
OldResourceRoot.Push ( pState );
lua_setglobal ( pState, "sourceResourceRoot" );
OldEventName.Push ( pState );
lua_setglobal ( pState, "eventName" );
#if MTA_DEBUG
assert ( lua_gettop ( pState ) == luaStackPointer );
#endif
}
}
}
}
// Clean out the trash if we're no longer calling events.
if ( !bIsAlreadyIterating )\
{
TakeOutTheTrash ();
// We're no longer iterating the list
m_bIteratingList = false;
}
// Return whether we called atleast one func or not
return bCalled;
}
