Nonpointer based hierarchical recursive searching. Storage is dynamic, so elements can be deleted. More...
Classes  
class  node 
Tree node. Has up pointer and down pointers. More...  
Public Member Functions  
dynamicIndexedOctree (const Type &shapes, const treeBoundBox &bb, const label maxLevels, const scalar maxLeafRatio, const scalar maxDuplicity )  
Construct from shapes. More...  
autoPtr< dynamicIndexedOctree< Type > >  clone () const 
Clone. More...  
const Type &  shapes () const 
Reference to shape. More...  
const List< node > &  nodes () const 
List of all nodes. More...  
const contentListList &  contents () const 
List of all contents (referenced by those nodes that are. More...  
const treeBoundBox &  bb () const 
Top bounding box. More...  
pointIndexHit  findNearest (const point &sample, const scalar nearestDistSqr) const 
Calculate nearest point on nearest shape. More...  
void  findNearest (const label nodeI, const point &, scalar &nearestDistSqr, label &nearestShapeI, point &nearestPoint) const 
Low level: calculate nearest starting from subnode. More...  
pointIndexHit  findNearest (const linePointRef &ln, treeBoundBox &tightest, point &linePoint) const 
Find nearest to line. More...  
pointIndexHit  findLine (const point &start, const point &end) const 
Find nearest intersection of line between start and end. More...  
pointIndexHit  findLineAny (const point &start, const point &end) const 
Find any intersection of line between start and end. More...  
labelList  findBox (const treeBoundBox &bb) const 
Find (in no particular order) indices of all shapes inside or. More...  
labelList  findSphere (const point ¢re, const scalar radiusSqr) const 
Find (in no particular order) indices of all shapes inside or. More...  
labelBits  findNode (const label nodeI, const point &) const 
Find deepest node (as parent+octant) containing point. Starts. More...  
label  findInside (const point &) const 
Find shape containing point. Only implemented for certain. More...  
const labelList &  findIndices (const point &) const 
Find the shape indices that occupy the result of findNode. More...  
volumeType  getVolumeType (const point &) const 
Determine type (inside/outside/mixed) for point. unknown if. More...  
template<class CompareOp >  
void  findNear (const scalar nearDist, const dynamicIndexedOctree< Type > &tree2, CompareOp &cop) const 
Find near pairs and apply CompareOp to them. More...  
bool  insert (label startIndex, label endIndex) 
Insert a new object into the tree. More...  
bool  insertIndex (const label nodIndex, const label index, label &nLevels) 
bool  remove (const label index) 
Remove an object from the tree. More...  
label  removeIndex (const label nodIndex, const label index) 
void  print (prefixOSstream &, const bool printContents, const label) const 
Print tree. Either print all indices (printContent = true) or. More...  
bool  write (Ostream &os) const 
void  writeTreeInfo () const 
Static Public Member Functions  
static scalar &  perturbTol () 
Get the perturbation tolerance. More...  
static bool  isContent (const labelBits i) 
static bool  isEmpty (const labelBits i) 
static bool  isNode (const labelBits i) 
static label  getContent (const labelBits i) 
static label  getNode (const labelBits i) 
static direction  getOctant (const labelBits i) 
static volumeType  getSide (const vector &outsideNormal, const vector &vec) 
Helper function to return the side. Returns outside if. More...  
static bool  overlaps (const point &bbMin, const point &bbMax, const scalar nearestDistSqr, const point &sample) 
Helper: does bb intersect a sphere around sample? Or is any. More...  
Friends  
Ostream &  operator (Ostream &, const dynamicIndexedOctree< Type > &) 
Nonpointer based hierarchical recursive searching. Storage is dynamic, so elements can be deleted.
Definition at line 55 of file dynamicIndexedOctree.H.
dynamicIndexedOctree  (  const Type &  shapes, 
const treeBoundBox &  bb,  
const label  maxLevels,  
const scalar  maxLeafRatio,  
const scalar  maxDuplicity  
) 
Construct from shapes.
Definition at line 2312 of file dynamicIndexedOctree.C.
References insert().
Referenced by dynamicIndexedOctree< Type >::findNearest().

static 
Get the perturbation tolerance.
Definition at line 2348 of file dynamicIndexedOctree.C.

inline 
Clone.
Definition at line 437 of file dynamicIndexedOctree.H.

inline 
Reference to shape.
Definition at line 451 of file dynamicIndexedOctree.H.
Referenced by dynamicIndexedOctree< Type >::findNearest().
List of all nodes.
Definition at line 457 of file dynamicIndexedOctree.H.
Referenced by dynamicIndexedOctree< Type >::findNearest().

inline 
List of all contents (referenced by those nodes that are.
contents)
Definition at line 464 of file dynamicIndexedOctree.H.
Referenced by dynamicIndexedOctree< Type >::findNearest(), and dynamicIndexedOctree< Foam::dynamicTreeDataPoint >::nodes().

inline 
Top bounding box.
Definition at line 470 of file dynamicIndexedOctree.H.
Referenced by dynamicIndexedOctree< Type >::findNear().

inlinestatic 
Definition at line 483 of file dynamicIndexedOctree.H.
Referenced by dynamicIndexedOctree< Type >::findNearest(), and dynamicIndexedOctree< Foam::dynamicTreeDataPoint >::getContent().

inlinestatic 
Definition at line 488 of file dynamicIndexedOctree.H.

inlinestatic 
Definition at line 493 of file dynamicIndexedOctree.H.
Referenced by dynamicIndexedOctree< Type >::findNearest(), and dynamicIndexedOctree< Foam::dynamicTreeDataPoint >::getNode().
Definition at line 498 of file dynamicIndexedOctree.H.
Referenced by dynamicIndexedOctree< Type >::findNearest().
Definition at line 508 of file dynamicIndexedOctree.H.
Referenced by dynamicIndexedOctree< Type >::findNearest().
Definition at line 518 of file dynamicIndexedOctree.H.
Foam::pointIndexHit findNearest  (  const point &  sample, 
const scalar  nearestDistSqr  
)  const 
Calculate nearest point on nearest shape.
Returns
Definition at line 2356 of file dynamicIndexedOctree.C.
void findNearest  (  const label  nodeI, 
const point &  sample,  
scalar &  nearestDistSqr,  
label &  nearestShapeI,  
point &  nearestPoint  
)  const 
Low level: calculate nearest starting from subnode.
Definition at line 494 of file dynamicIndexedOctree.C.
References Foam::abort(), dynamicIndexedOctree< Type >::node::bb_, line< Point, PointRef >::centre(), treeBoundBox::contains(), dynamicIndexedOctree< Type >::contents(), dynamicIndexedOctree< Type >::dynamicIndexedOctree(), Foam::constant::electromagnetic::e, Foam::endl(), treeBoundBox::faceBits(), Foam::facePoint(), Foam::FatalError, FatalErrorIn, forAll, dynamicIndexedOctree< Type >::getContent(), dynamicIndexedOctree< Type >::getNode(), PointIndexHit< Point >::hit(), HashSet< Key, Hash >::insert(), treeBoundBox::intersects(), dynamicIndexedOctree< Type >::isContent(), dynamicIndexedOctree< Type >::isNode(), Foam::ln(), Foam::mag(), boundBox::max(), boundBox::min(), OFstream::name(), Foam::name(), Foam::nl, dynamicIndexedOctree< Type >::nodes(), boundBox::overlaps(), treeBoundBox::points(), treeBoundBox::posBits(), Foam::Pout, PointIndexHit< Point >::rawPoint(), s(), treeBoundBox::searchOrder(), PointIndexHit< Point >::setHit(), PointIndexHit< Point >::setIndex(), PointIndexHit< Point >::setPoint(), dynamicIndexedOctree< Type >::shapes(), List< T >::size(), boundBox::span(), treeBoundBox::subBbox(), dynamicIndexedOctree< Type >::node::subNodes_, WarningIn, Vector< Cmpt >::x(), Y, Vector< Cmpt >::y(), and Vector< Cmpt >::z().
Foam::pointIndexHit findNearest  (  const linePointRef &  ln, 
treeBoundBox &  tightest,  
point &  linePoint  
)  const 
Find nearest to line.
Returns
Definition at line 2384 of file dynamicIndexedOctree.C.
Foam::pointIndexHit findLine  (  const point &  start, 
const point &  end  
)  const 
Find nearest intersection of line between start and end.
Definition at line 2418 of file dynamicIndexedOctree.C.
References dynamicIndexedOctree< Type >::findLineAny().
Foam::pointIndexHit findLineAny  (  const point &  start, 
const point &  end  
)  const 
Find any intersection of line between start and end.
Definition at line 2430 of file dynamicIndexedOctree.C.
Referenced by dynamicIndexedOctree< Type >::findLine(), and dynamicIndexedOctree< Foam::dynamicTreeDataPoint >::getOctant().
Foam::labelList findBox  (  const treeBoundBox &  bb  )  const 
Find (in no particular order) indices of all shapes inside or.
overlapping bounding box (i.e. all shapes not outside box)
Definition at line 2441 of file dynamicIndexedOctree.C.
References HashTable< T, Key, Hash >::toc().
Foam::labelList findSphere  (  const point &  centre, 
const scalar  radiusSqr  
)  const 
Find (in no particular order) indices of all shapes inside or.
overlapping a bounding sphere (i.e. all shapes not outside sphere)
Definition at line 2459 of file dynamicIndexedOctree.C.
References dynamicIndexedOctree< Type >::findNode(), and HashTable< T, Key, Hash >::toc().
Foam::labelBits findNode  (  const label  nodeI, 
const point &  sample  
)  const 
Find deepest node (as parent+octant) containing point. Starts.
off from starting index in nodes_ (use 0 to start from top) Use getNode and getOctant to extract info, or call findIndices.
Definition at line 2479 of file dynamicIndexedOctree.C.
References Foam::abort(), dynamicIndexedOctree< Type >::node::bb_, treeBoundBox::contains(), Foam::FatalError, FatalErrorIn, dynamicIndexedOctree< Type >::findInside(), dynamicIndexedOctree< Type >::node::subNodes_, and treeBoundBox::subOctant().
Referenced by dynamicIndexedOctree< Type >::findSphere(), and dynamicIndexedOctree< Foam::dynamicTreeDataPoint >::getOctant().
Foam::label findInside  (  const point &  sample  )  const 
Find shape containing point. Only implemented for certain.
shapes.
Definition at line 2526 of file dynamicIndexedOctree.C.
References dynamicIndexedOctree< Type >::findIndices(), forAll, and dynamicIndexedOctree< Type >::node::subNodes_.
Referenced by dynamicIndexedOctree< Type >::findNode(), and dynamicIndexedOctree< Foam::dynamicTreeDataPoint >::getOctant().
const Foam::labelList & findIndices  (  const point &  sample  )  const 
Find the shape indices that occupy the result of findNode.
Definition at line 2558 of file dynamicIndexedOctree.C.
References dynamicIndexedOctree< Type >::node::subNodes_.
Referenced by dynamicIndexedOctree< Type >::findInside(), and dynamicIndexedOctree< Foam::dynamicTreeDataPoint >::getOctant().
Foam::volumeType getVolumeType  (  const point &  sample  )  const 
Determine type (inside/outside/mixed) for point. unknown if.
cannot be determined (e.g. nonmanifold surface)
Definition at line 2583 of file dynamicIndexedOctree.C.
References Foam::abort(), Foam::endl(), Foam::FatalError, FatalErrorIn, forAll, Foam::Pout, and Foam::type().

static 
Helper function to return the side. Returns outside if.
outsideNormal&vec >= 0, inside otherwise
Definition at line 470 of file dynamicIndexedOctree.C.
Referenced by dynamicIndexedOctree< Foam::dynamicTreeDataPoint >::getOctant(), and dynamicIndexedOctree< Type >::overlaps().

static 
Helper: does bb intersect a sphere around sample? Or is any.
corner point of bb closer than nearestDistSqr to sample.
Definition at line 43 of file dynamicIndexedOctree.C.
References Foam::abort(), DynamicList< T, SizeInc, SizeMult, SizeDiv >::append(), dynamicIndexedOctree< Type >::node::bb_, Foam::divide(), Foam::FatalError, FatalErrorIn, forAll, dynamicIndexedOctree< Type >::getSide(), Foam::mag(), boundBox::max(), Foam::max(), boundBox::midpoint(), boundBox::min(), Foam::min(), Foam::nl, dynamicIndexedOctree< Type >::node::parent_, List< T >::size(), treeBoundBox::subBbox(), dynamicIndexedOctree< Type >::node::subNodes_, treeBoundBox::subOctant(), Foam::type(), Vector< Cmpt >::x(), Vector< Cmpt >::y(), and Vector< Cmpt >::z().
void findNear  (  const scalar  nearDist, 
const dynamicIndexedOctree< Type > &  tree2,  
CompareOp &  cop  
)  const 
Find near pairs and apply CompareOp to them.
tree2 can be *this or different tree.
Definition at line 2653 of file dynamicIndexedOctree.C.
References dynamicIndexedOctree< Type >::bb().
Insert a new object into the tree.
Definition at line 2675 of file dynamicIndexedOctree.C.
References Foam::divide(), dynamicIndexedOctree< Type >::insertIndex(), Foam::max(), and success.
Referenced by dynamicIndexedOctree< Foam::dynamicTreeDataPoint >::getOctant().
Definition at line 2722 of file dynamicIndexedOctree.C.
References treeBoundBox::subBbox().
Referenced by dynamicIndexedOctree< Foam::dynamicTreeDataPoint >::getOctant(), and dynamicIndexedOctree< Type >::insert().
bool remove  (  const label  index  ) 
Remove an object from the tree.
Definition at line 2798 of file dynamicIndexedOctree.C.
References dynamicIndexedOctree< Type >::removeIndex().
Foam::label removeIndex  (  const label  nodIndex, 
const label  index  
) 
Definition at line 2813 of file dynamicIndexedOctree.C.
References DynamicList< T, SizeInc, SizeMult, SizeDiv >::append(), forAll, dynamicIndexedOctree< Type >::print(), List< T >::size(), treeBoundBox::subBbox(), and DynamicList< T, SizeInc, SizeMult, SizeDiv >::transfer().
Referenced by dynamicIndexedOctree< Foam::dynamicTreeDataPoint >::getOctant(), and dynamicIndexedOctree< Type >::remove().
void print  (  prefixOSstream &  os, 
const bool  printContents,  
const label  nodeI  
)  const 
Print tree. Either print all indices (printContent = true) or.
just size of contents nodes.
Definition at line 2897 of file dynamicIndexedOctree.C.
References dynamicIndexedOctree< Type >::node::bb_, Foam::endl(), forAll, Foam::nl, dynamicIndexedOctree< Type >::node::parent_, prefixOSstream::prefix(), List< T >::size(), treeBoundBox::subBbox(), dynamicIndexedOctree< Type >::node::subNodes_, and Foam::meshTools::writeOBJ().
Referenced by dynamicIndexedOctree< Foam::dynamicTreeDataPoint >::getOctant(), and dynamicIndexedOctree< Type >::removeIndex().
bool write  (  Ostream &  os  )  const 
Definition at line 2996 of file dynamicIndexedOctree.C.
References Foam::endl(), forAll, and IOstream::good().
Referenced by dynamicIndexedOctree< Foam::dynamicTreeDataPoint >::getOctant().
void writeTreeInfo  (  )  const 
Definition at line 2969 of file dynamicIndexedOctree.C.
References Foam::endl(), forAll, Foam::nl, and Foam::Pout.
Referenced by dynamicIndexedOctree< Foam::dynamicTreeDataPoint >::getOctant().

friend 