bool CPhysicsNPCSolver::CheckTouching()
{
CAI_BaseNPC *pNPC = m_hNPC.Get();
if ( !pNPC )
return false;
CBaseEntity *pPhysicsEnt = m_hEntity.Get();
if ( !pPhysicsEnt )
return false;
IPhysicsObject *pPhysics = pPhysicsEnt->VPhysicsGetObject();
IPhysicsObject *pNPCPhysics = pNPC->VPhysicsGetObject();
if ( !pNPCPhysics || !pPhysics )
return false;
IPhysicsFrictionSnapshot *pSnapshot = pPhysics->CreateFrictionSnapshot();
bool found = false;
bool penetrate = false;
while ( pSnapshot->IsValid() )
{
IPhysicsObject *pOther = pSnapshot->GetObject(1);
if ( pOther == pNPCPhysics )
{
found = true;
if ( IsContactOnNPCHead(pSnapshot, pPhysics, pNPC ) )
{
penetrate = true;
pSnapshot->MarkContactForDelete();
}
break;
}
pSnapshot->NextFrictionData();
}
pSnapshot->DeleteAllMarkedContacts( true );
pPhysics->DestroyFrictionSnapshot( pSnapshot );
// if the object is penetrating something, check to see if it's intersecting this NPC
// if so, go ahead and switch over to penetration solver mode
if ( !penetrate && (pPhysics->GetGameFlags() & FVPHYSICS_PENETRATING) )
{
penetrate = IsIntersecting();
}
if ( penetrate )
{
pPhysicsEnt->ClearNavIgnore();
BecomePenetrationSolver();
}
return found;
}
void CLogicNavigation::UpdateProperty()
{
CBaseEntity *pEntity = NULL;
while ( ( pEntity = gEntList.FindEntityByName( pEntity, STRING(m_target) ) ) != NULL )
{
if ( m_isOn )
{
if ( m_navProperty & NAV_IGNORE )
pEntity->SetNavIgnore();
}
else
{
if ( m_navProperty & NAV_IGNORE )
pEntity->ClearNavIgnore();
}
}
}