mathcomp.gridgeom
Class GridRefiner

java.lang.Object
  mathcomp.monitor.DefaultReportable
      mathcomp.monitor.DefaultAlgorithm
          mathcomp.gridgeom.GridRefiner

All Implemented Interfaces:

java.lang.Runnable, Algorithm, Reportable

public class GridRefiner
extends DefaultAlgorithm
implements java.lang.Runnable

A GridRefiner refines a grid. Each triangle has an state, either RED or GREEN. There are only three green refinements, one for each possible edge in a triangle.

Author:

pht

See Also:

refine()

Nested Class Summary

static class	GridRefiner.AllRefinementList Marks all elements red.
static class	GridRefiner.GreenRefinement Seperates an Triangle through a line from node i to the middle of edge i.
static class	GridRefiner.ListRefinementList Marks all elements red in list.
static class	GridRefiner.NodeRefinementList Marks all elements red that contain the node k.
static class	GridRefiner.PointRefinementList Marks the triangle, that contains pnt.
static class	GridRefiner.RandomRefinementList Marks elements at random.
static class	GridRefiner.RectRefinementList Marks all elements red inside rect.
static class	GridRefiner.RedRefinement Refines an element into four congruent elements.
static class	GridRefiner.RefinementListCreator Lists which elements should be refined.
static class	GridRefiner.YellowRefinement Just for marking yellow Refinement.
static class	GridRefiner.YellowRefinementListCreator

Field Summary

static GridRefiner.AllRefinementList	ALL Singelton for GridRefiner.AllRefinementList
static GridRefiner.GreenRefinement[]	GREEN The singletons for green refinement.
static GridRefiner.RedRefinement	RED The singleton for red refinement.
boolean	shouldMarkGreens
boolean	shouldMoveBoundary
static GridRefiner.YellowRefinement	YELLOW

Constructor Summary

GridRefiner()

Method Summary

java.util.List	createRefinementList()
Grid	getGrid() Returns the grid.
Grid	getNewGrid()
GridRefiner.RefinementListCreator	getRefinementListCreator()
RefinerDesc	getRefinerDesc()
mathcomp.gridgeom.GridRefiner.TriangleRefiner	getState(Triangle t)
java.util.Set	getStatesKeys()
void	move(Node k, Triangle t, int i)
Grid	refine() First the RefinementListCreator is used to mark some triangles RED.
void	report()
void	run()
void	setGrid(Grid grid) Sets the grid.
void	setRefinementListCreator(GridRefiner.RefinementListCreator refinementListCreator)
void	setRefinerDesc(RefinerDesc refinerDesc)
mathcomp.gridgeom.GridRefiner.TriangleRefiner	setState(Triangle t, mathcomp.gridgeom.GridRefiner.TriangleRefiner state)

Methods inherited from class mathcomp.monitor.DefaultAlgorithm

algoAbortIfNeeded, algoCancel, algoClear, algoCount, algoIncrement, algoMax, isAlgoCancel, setAlgoCount, setAlgoMax

Methods inherited from class mathcomp.monitor.DefaultReportable

getReport, setReport

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface mathcomp.monitor.Reportable

getReport, setReport

Field Detail

ALL

public static final GridRefiner.AllRefinementList ALL

Singelton for GridRefiner.AllRefinementList

RED

public static final GridRefiner.RedRefinement RED

The singleton for red refinement.

GREEN

public static final GridRefiner.GreenRefinement[] GREEN

The singletons for green refinement.

YELLOW

public static final GridRefiner.YellowRefinement YELLOW

shouldMarkGreens

public boolean shouldMarkGreens

shouldMoveBoundary

public boolean shouldMoveBoundary

Constructor Detail

GridRefiner

public GridRefiner()

Method Detail

refine

public Grid refine()

First the RefinementListCreator is used to mark some triangles RED. Then a GreenClosure is performed. Finally the refined grid is created by createRefinedGrid()

Returns:

new, refined Grid

See Also:

GreenClosure, createRefinedGrid()

createRefinementList

public java.util.List createRefinementList()

getState

public mathcomp.gridgeom.GridRefiner.TriangleRefiner getState(Triangle t)

setState

public mathcomp.gridgeom.GridRefiner.TriangleRefiner setState(Triangle t,
                                                              mathcomp.gridgeom.GridRefiner.TriangleRefiner state)

getGrid

public Grid getGrid()

Returns the grid.

Returns:

Grid

setGrid

public void setGrid(Grid grid)

Sets the grid.

Parameters:

grid - The grid to set

getRefinementListCreator

public GridRefiner.RefinementListCreator getRefinementListCreator()

setRefinementListCreator

public void setRefinementListCreator(GridRefiner.RefinementListCreator refinementListCreator)

move

public void move(Node k,
                 Triangle t,
                 int i)

getNewGrid

public Grid getNewGrid()

Returns:

the new grid

run

public void run()

Specified by:

run in interface java.lang.Runnable

report

public void report()

Specified by:

report in interface Reportable

Overrides:

report in class DefaultReportable

getRefinerDesc

public RefinerDesc getRefinerDesc()

setRefinerDesc

public void setRefinerDesc(RefinerDesc refinerDesc)

getStatesKeys

public java.util.Set getStatesKeys()