Class Cell11

java.lang.Object
  Cell11

public class Cell11

extends java.lang.Object

Each instance is a cell within a cellular autonome. This class describes the properties of each cell.

Field Summary

double	cellStress Cell stress variable
boolean	isRuptured Question: Has cell ruptured during this timestep?
int[]	neighbour Array of nearest neighbours cell ids
double	overFlowStress Stress to be passed onto adjacent cells
double	ruptureStress Rupture threshold
static boolean	useAsymmetric Question: Use assymetric redistribution rule?
static boolean	usePeriodicBC Question: Use peroiodic boundary conditions?

Constructor Summary

Cell11(int newI, int newJ)
The Cell object with a unique (x,y) position in a lattice

Method Summary

double	getCellStrength() Returns the cell strength
double	getCellStress() Returns the cell stress
int	getNeighbour(int i) Returns the ith neighbour
double	getOverFlowStress() Returns the overflow stress for that cell
double	getProximityToFailure() Sets isRuptured true for this timestep
void	incrementStress(double stressIncrement, double percentageNoise) Increment the cells stress using arguments
void	initiateRupture()
boolean	isCellRuptured()
boolean	isCellStressFlagged()
boolean	isStressAboveThreshold()
void	paint(java.awt.Graphics g2, int type, int cellWidth, int xOffset, int yOffset) Method describing how top draw a cell
void	propagateStress(double overFlowStressIncrement)
static void	setAutonomeCellParameters(int newNx, int newNeighbourNumber, double newMaxStrength, double newMinStrength, double newBeta, boolean newUsePeriodicBC, double newMaxRelaxStressFactor) Sets the static runtime parameters For next run use:
void	setCellNotRuptured() Method to reset the cell as being not ruptured
void	setCellStressZero()

Methods inherited from class java.lang.Object

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

Field Detail

neighbour

public int[] neighbour

Array of nearest neighbours cell ids

cellStress

public double cellStress

Cell stress variable

ruptureStress

public double ruptureStress

Rupture threshold

overFlowStress

public double overFlowStress

Stress to be passed onto adjacent cells

isRuptured

public boolean isRuptured

Question: Has cell ruptured during this timestep?

usePeriodicBC

public static boolean usePeriodicBC

Question: Use peroiodic boundary conditions?

useAsymmetric

public static boolean useAsymmetric

Question: Use assymetric redistribution rule?

Constructor Detail

Cell11

public Cell11(int newI,
              int newJ)

The Cell object with a unique (x,y) position in a lattice

Parameters:

newI - The x lattice position

newJ - The y lattice position

Method Detail

setAutonomeCellParameters

public static void setAutonomeCellParameters(int newNx,
                                             int newNeighbourNumber,
                                             double newMaxStrength,
                                             double newMinStrength,
                                             double newBeta,
                                             boolean newUsePeriodicBC,
                                             double newMaxRelaxStressFactor)

Sets the static runtime parameters For next run use:

Parameters:

newNx - Lattice dimension (Number of cells along each axis)

newMaxStrength - Maximum cell strength

newMinStrength - Minimum cell strength

newBeta - Conservation factor

newUsePeriodicBC - Question: Use periodic BC?

newMaxRelaxStressFactor - Percentage range over which the stress is to be reset above zero

setCellNotRuptured

public void setCellNotRuptured()

Method to reset the cell as being not ruptured

incrementStress

public void incrementStress(double stressIncrement,
                            double percentageNoise)

Increment the cells stress using arguments

Parameters:

stressIncrement - Value to increment stress by

percentageNoise -

getOverFlowStress

public double getOverFlowStress()

Returns the overflow stress for that cell

getProximityToFailure

public double getProximityToFailure()

Sets isRuptured true for this timestep

getCellStress

public double getCellStress()

Returns the cell stress

getCellStrength

public double getCellStrength()

Returns the cell strength

propagateStress

public void propagateStress(double overFlowStressIncrement)

Parameters:

overFlowStressIncrement -

initiateRupture

public void initiateRupture()

isCellStressFlagged

public boolean isCellStressFlagged()

Returns:

setCellStressZero

public void setCellStressZero()

isStressAboveThreshold

public boolean isStressAboveThreshold()

isCellRuptured

public boolean isCellRuptured()

getNeighbour

public int getNeighbour(int i)

Returns the ith neighbour

Parameters:

i - the ith of 4 neighbours

Returns:

the ith neighbour

paint

public void paint(java.awt.Graphics g2,
                  int type,
                  int cellWidth,
                  int xOffset,
                  int yOffset)

Method describing how top draw a cell

Parameters:

g2 -

type -

xOffset -

yOffset -

cellWidth - Width to draw cell