//------------------------------------------------------------------------
bool CGunTurret::IsTargetShootable(IEntity *pTarget)
{
// raycast shootability check
Vec3 pos = m_fireHelper.empty() ? GetWeaponPos() : GetSlotHelperPos(eIGS_ThirdPerson, m_fireHelper.c_str(), true);
Vec3 tpos = GetTargetPos(pTarget);
Vec3 dir = tpos - pos;
bool shootable = RayCheck(pTarget, pos, dir);
if(!shootable)
{
// fallback for actors
// todo: also use this for shooting pos!
CActor *pActor = GetActor(pTarget->GetId());
if(pActor && pActor->GetMovementController())
{
SMovementState state;
pActor->GetMovementController()->GetMovementState(state);
dir = state.eyePosition - pos;
shootable = RayCheck(pTarget, pos, dir);
}
}
return shootable;
}
const CContactPoint* CPhysicsServer::GetClosestContactAlongRay(const vector3& Pos,
const vector3& Dir,
const CFilterSet* ExcludeSet)
{
RayCheck(Pos, Dir, ExcludeSet);
// Find closest contact
int Idx = INVALID_INDEX;
float ClosestDistanceSq = Dir.lensquared();
for (int i = 0; i < Contacts.Size(); i++)
{
const CContactPoint& CurrContact = Contacts[i];
float DistanceSq = (CurrContact.Position - Pos).lensquared();
if (DistanceSq < ClosestDistanceSq)
{
Idx = i;
ClosestDistanceSq = DistanceSq;
}
}
return (Idx != INVALID_INDEX) ? &Contacts[Idx] : NULL;
}
