bool
Subcurve::IsPointIn(const ON_3dPoint &pt, double tolerance /* = 0.0 */)
{
ON_3dVector vtol(tolerance, tolerance, tolerance);
ON_BoundingBox new_bbox(m_node.m_min - vtol, m_node.m_max + vtol);
return new_bbox.IsPointIn(pt);
}
bool
Subcurve::Intersect(const Subcurve &other,
double tolerance /* = 0.0 */,
ON_BoundingBox *intersection /* = NULL */) const
{
ON_3dVector vtol(tolerance, tolerance, tolerance);
ON_BoundingBox new_bbox(m_node.m_min - vtol, m_node.m_max + vtol);
ON_BoundingBox box;
bool ret = box.Intersection(new_bbox, other.m_node);
if (intersection != NULL) {
*intersection = box;
}
return ret;
}
/*
* Find real vfs given loopback vfs
*/
struct vfs *
lo_realvfs(struct vfs *vfsp, struct vnode **realrootvpp)
{
struct loinfo *li = vtoli(vfsp);
struct lfsnode *lfs;
ASSERT(li->li_refct > 0);
if (vfsp == li->li_mountvfs) {
if (realrootvpp != NULL)
*realrootvpp = vtol(li->li_rootvp)->lo_vp;
return (li->li_realvfs);
}
mutex_enter(&li->li_lfslock);
for (lfs = li->li_lfs; lfs != NULL; lfs = lfs->lfs_next) {
if (vfsp == &lfs->lfs_vfs) {
if (realrootvpp != NULL)
*realrootvpp = lfs->lfs_realrootvp;
mutex_exit(&li->li_lfslock);
return (lfs->lfs_realvfs);
}
}
panic("lo_realvfs");
/*NOTREACHED*/
}