void CLIENTFX_INSTANCE::DeleteFX(CLinkListNode<FX_LINK> *pDelNode)
{
if( !pDelNode )
return;
CBaseFX* pDelFX = pDelNode->m_Data.m_pFX;
if(pDelFX)
{
// Make sure no other active FX in this instance have this pDelFX has their parent...
CLinkListNode<FX_LINK> *pActiveNode = m_collActiveFX.GetHead();
while( pActiveNode )
{
CBaseFX *pPossibleChildFX = pActiveNode->m_Data.m_pFX;
if( pPossibleChildFX && (pPossibleChildFX->GetParent() == pDelFX->GetFXObject()))
{
// NULL out the parent otherwise it will reference an object that is no longer there
pPossibleChildFX->SetParent( LTNULL );
}
pActiveNode = pActiveNode->m_pNext;
}
// Give the FX a chance to clean itself up
pDelFX->Term();
CClientFXDB::GetSingleton().DeleteEffect(pDelFX);
}
//now remove this node from our list
m_collActiveFX.Remove(pDelNode);
}
void CClientFXMgr::ShutdownClientFX(CLIENTFX_INSTANCE *pFxGroup)
{
CLinkListNode<CLIENTFX_INSTANCE *> *pActiveNode = m_collActiveGroupFX.GetHead();
//setup the callback in case any create effects as they are destroyed
SetupCreateEffectCallback();
while (pActiveNode)
{
CLIENTFX_INSTANCE* pInst = pActiveNode->m_Data;
if (pInst == pFxGroup)
{
// Shut it down !!
pInst->m_bShutdown = true;
HOBJECT hReplaceParent = NULL;
//see if this effect performs a smooth shutdown, if so, we need to create a dummy
//object to place everything under a dummy object
if (pInst->m_bSmoothShutdown)
{
LTVector vPos;
LTRotation rRot;
if (pFxGroup->m_hParent)
{
m_pClientDE->GetObjectPos(pFxGroup->m_hParent, &vPos);
m_pClientDE->GetObjectRotation(pFxGroup->m_hParent, &rRot);
}
else
{
vPos = pFxGroup->m_vPos;
rRot = pFxGroup->m_rRot;
}
// Create a temporary parent object....
ObjectCreateStruct ocs;
INIT_OBJECTCREATESTRUCT(ocs);
ocs.m_ObjectType = OT_NORMAL;
ocs.m_Pos = vPos;
ocs.m_Rotation = rRot;
ocs.m_Flags = 0;
hReplaceParent = m_pClientDE->CreateObject(&ocs);
pFxGroup->m_hAlternateParent = hReplaceParent;
pFxGroup->m_hParent = hReplaceParent;
}
if (!hReplaceParent)
{
//we couldn't create or didn't need a replacement object, so just remove all fx
pInst->m_hAlternateParent = NULL;
pInst->m_hParent = NULL;
pInst->RemoveAllEffects();
}
else
{
// We have a parent to set, but in addition we need to notify all effects that
//we are shutting down, and remove any effects that don't need a smooth shutdown (this
//way it can be polled instantly after to determine if it is done)
CLinkListNode<FX_LINK> *pActiveFxNode = pInst->m_collActiveFX.GetHead();
CLinkListNode<FX_LINK> *pNextActiveFxNode = NULL;
while( pActiveFxNode )
{
//cache the next in case this node is deleted
pNextActiveFxNode = pActiveFxNode->m_pNext;
CBaseFX *pFX = pActiveFxNode->m_Data.m_pFX;
//we want to remove any inactive nodes
if(!pFX->IsActive())
{
pInst->DeleteFX(pActiveFxNode);
}
else
{
const FX_KEY* pKey = pActiveFxNode->m_Data.m_pRef;
//reassign the parent of this object
pFX->SetParent(hReplaceParent);
//we have an active effect, set it to shutting down
pFX->SetState(FS_SHUTTINGDOWN);
//now that it is shutting down, see if it is complete
if(pFX->IsFinishedShuttingDown() || !pInst->m_bSmoothShutdown || !pKey->m_bSmoothShutdown)
{
//we can just remove the effect
pInst->DeleteFX(pActiveFxNode);
}
}
pActiveFxNode = pNextActiveFxNode;
}
}
break;
}
pActiveNode = pActiveNode->m_pNext;
}
}