/*!
* \param[in] root Root of the subtree to query.
* \returns true if \p root or any any of its elements require topology
* information, false otherwise.
*/
bool
_gmx_selelem_requires_top(const gmx::SelectionTreeElement &root)
{
if (root.type == SEL_EXPRESSION || root.type == SEL_MODIFIER)
{
if (root.u.expr.method && (root.u.expr.method->flags & SMETH_REQTOP))
{
return true;
}
if (root.u.expr.pc && gmx_ana_poscalc_requires_top(root.u.expr.pc))
{
return true;
}
}
gmx::SelectionTreeElementPointer child = root.child;
while (child)
{
if (_gmx_selelem_requires_top(*child))
{
return true;
}
child = child->next;
}
return false;
}
/*!
* \param[in] root Root of the subtree to query.
* \returns true if \p root or any any of its elements require topology
* information, false otherwise.
*/
bool
_gmx_selelem_requires_top(t_selelem *root)
{
t_selelem *child;
if (root->type == SEL_EXPRESSION || root->type == SEL_MODIFIER)
{
if (root->u.expr.method && (root->u.expr.method->flags & SMETH_REQTOP))
{
return true;
}
if (root->u.expr.pc && gmx_ana_poscalc_requires_top(root->u.expr.pc))
{
return true;
}
}
child = root->child;
while (child)
{
if (_gmx_selelem_requires_top(child))
{
return true;
}
child = child->next;
}
return false;
}
bool
SelectionCollection::requiresTopology() const
{
e_poscalc_t type;
int flags;
if (!impl_->rpost_.empty())
{
flags = 0;
// Should not throw, because has been checked earlier.
PositionCalculationCollection::typeFromEnum(impl_->rpost_.c_str(),
&type, &flags);
if (type != POS_ATOM)
{
return true;
}
}
if (!impl_->spost_.empty())
{
flags = 0;
// Should not throw, because has been checked earlier.
PositionCalculationCollection::typeFromEnum(impl_->spost_.c_str(),
&type, &flags);
if (type != POS_ATOM)
{
return true;
}
}
SelectionTreeElementPointer sel = impl_->sc_.root;
while (sel)
{
if (_gmx_selelem_requires_top(*sel))
{
return true;
}
sel = sel->next;
}
return false;
}
bool
SelectionCollection::requiresTopology() const
{
t_selelem *sel;
e_poscalc_t type;
int flags;
if (!_impl->_rpost.empty())
{
flags = 0;
// Should not throw, because has been checked earlier.
gmx_ana_poscalc_type_from_enum(_impl->_rpost.c_str(), &type, &flags);
if (type != POS_ATOM)
{
return true;
}
}
if (!_impl->_spost.empty())
{
flags = 0;
// Should not throw, because has been checked earlier.
gmx_ana_poscalc_type_from_enum(_impl->_spost.c_str(), &type, &flags);
if (type != POS_ATOM)
{
return true;
}
}
sel = _impl->_sc.root;
while (sel)
{
if (_gmx_selelem_requires_top(sel))
{
return true;
}
sel = sel->next;
}
return false;
}
/*!
* \param[in] sc Selection collection to query.
* \returns TRUE if any selection in \p sc requires topology information,
* FALSE otherwise.
*
* Before gmx_ana_selcollection_parse_*(), the return value is based just on
* the position types set.
* After gmx_ana_selcollection_parse_*(), the return value also takes into account the
* selection keywords used.
*/
bool
gmx_ana_selcollection_requires_top(gmx_ana_selcollection_t *sc)
{
t_selelem *sel;
e_poscalc_t type;
int flags;
int rc;
if (sc->rpost)
{
flags = 0;
rc = gmx_ana_poscalc_type_from_enum(sc->rpost, &type, &flags);
if (rc == 0 && type != POS_ATOM)
{
return TRUE;
}
}
if (sc->spost)
{
flags = 0;
rc = gmx_ana_poscalc_type_from_enum(sc->spost, &type, &flags);
if (rc == 0 && type != POS_ATOM)
{
return TRUE;
}
}
sel = sc->root;
while (sel)
{
if (_gmx_selelem_requires_top(sel))
{
return TRUE;
}
sel = sel->next;
}
return FALSE;
}
