//-----------------------------------------------------------------------------
// Purpose: Checks for node entities with the same node ID.
//-----------------------------------------------------------------------------
static void CheckDuplicateNodeIDs(CListBox *pList, CMapWorld *pWorld)
{
EnumChildrenPos_t pos;
CMapClass *pChild = pWorld->GetFirstDescendent(pos);
while (pChild != NULL)
{
CMapEntity *pEntity = dynamic_cast<CMapEntity *>(pChild);
if (pEntity && pEntity->IsNodeClass())
{
if (FindDuplicateNodeID(pEntity, pWorld))
{
AddError(pList, ErrorDuplicateNodeIDs, (DWORD)pWorld, pEntity);
}
}
pChild = pWorld->GetNextDescendent(pos);
}
}
//-----------------------------------------------------------------------------
// Purpose: Returns true if there is another node entity in the world with the
// same node ID as the given entity.
// Input : pNode -
// pWorld -
//-----------------------------------------------------------------------------
bool FindDuplicateNodeID(CMapEntity *pNode, CMapWorld *pWorld)
{
EnumChildrenPos_t pos;
CMapClass *pChild = pWorld->GetFirstDescendent(pos);
while (pChild != NULL)
{
CMapEntity *pEntity = dynamic_cast<CMapEntity *>(pChild);
if (pEntity && (pEntity != pNode) && pEntity->IsNodeClass())
{
int nNodeID1 = pNode->GetNodeID();
int nNodeID2 = pEntity->GetNodeID();
if ((nNodeID1 != 0) && (nNodeID2 != 0) && (nNodeID1 == nNodeID2))
{
return true;
}
}
pChild = pWorld->GetNextDescendent(pos);
}
return false;
}
