cz.cuni.jagrlib.testing
Class UniformGrid.CenterIterator

java.lang.Object
  extended by cz.cuni.jagrlib.DefaultProperty
      extended by cz.cuni.jagrlib.DefaultBrepIterator
          extended by cz.cuni.jagrlib.testing.UniformGrid.CenterIterator
All Implemented Interfaces:
BrepIterator, Property
Enclosing class:
UniformGrid

protected class UniformGrid.CenterIterator
extends DefaultBrepIterator

Custom iterator for center pass.


Field Summary
protected  double[] act0
          Temporary array to hold vertex coordinates.
protected  double[] act1
           
protected  double[] center
          Center of the pass.
protected  java.util.SortedSet<UniformGrid.GridHeapItem> heap
          Working heap.
protected  double maxRadius
          Maximal radius to be searched.
protected  java.util.BitSet used
          Set of already examined objects.
protected  int[] vert
          Temporary array for edge (face) vertex handles.
 
Fields inherited from interface cz.cuni.jagrlib.iface.BrepIterator
CONTEXT, PROJ_COORDS, SORT_ASCENDING, SORT_DESCENDING, SORT_ORDER
 
Fields inherited from interface cz.cuni.jagrlib.iface.Property
LOGGING, STATISTICS, TEXT_DESCRIPTION
 
Constructor Summary
protected UniformGrid.CenterIterator()
           
 
Method Summary
 void init(double[] center, double maxR)
           
protected  void initHeap()
          Initializes the heap (should be called at the beginning of each pass).
protected  void insertCell(int index)
          Inserts all objects from the given cell into the heap.
 int next()
          Returns the next object or NULL.
 void reset()
          Reset the iterator.
 
Methods inherited from class cz.cuni.jagrlib.DefaultBrepIterator
left, toArray
 
Methods inherited from class cz.cuni.jagrlib.DefaultProperty
booleanProperty, booleanProperty, colorDoubleProperty, colorProperty, commit, doubleProperty, doubleProperty, doubleProperty, enumProperty, floatProperty, floatProperty, floatProperty, get, intProperty, intProperty, intProperty, longProperty, longProperty, longProperty, set, set, stringProperty
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 
Methods inherited from interface cz.cuni.jagrlib.iface.Property
commit, get, set
 

Field Detail

center

protected double[] center
Center of the pass.


maxRadius

protected double maxRadius
Maximal radius to be searched.


heap

protected java.util.SortedSet<UniformGrid.GridHeapItem> heap
Working heap.


used

protected final java.util.BitSet used
Set of already examined objects.


act0

protected final double[] act0
Temporary array to hold vertex coordinates.


act1

protected final double[] act1

vert

protected final int[] vert
Temporary array for edge (face) vertex handles.

Constructor Detail

UniformGrid.CenterIterator

protected UniformGrid.CenterIterator()
Method Detail

init

public void init(double[] center,
                 double maxR)

insertCell

protected void insertCell(int index)
Inserts all objects from the given cell into the heap.


initHeap

protected void initHeap()
Initializes the heap (should be called at the beginning of each pass).


reset

public void reset()
Reset the iterator.

Specified by:
reset in interface BrepIterator
Specified by:
reset in class DefaultBrepIterator

next

public final int next()
Returns the next object or NULL.

Specified by:
next in interface BrepIterator
Specified by:
next in class DefaultBrepIterator
Returns:
Brep.NULL if there is no next object available.