jvx.numeric

Class PnStiffSpring

java.lang.Object

jv.object.PsObject

jvx.numeric.PnSparseMatrix

jvx.numeric.PnStiffMatrix

jvx.numeric.PnStiffSpring

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, PsUpdateIf, PdMatrixIf

public class PnStiffSpring
extends PnStiffMatrix

Create and setup stiffness matrix for spring energy of a given conforming triangulated domain surface.

See Also:

Serialized Form

Author:

Konrad Polthier

Version:

22.12.99, 1.00 revised (kp) Extracted from original super class.
22.12.98, 1.00 created (kp)

Field Summary

Fields inherited from class jvx.numeric.PnStiffMatrix

m_noe

Fields inherited from class jvx.numeric.PnSparseMatrix

USE_LARGER_BUFFER

Fields inherited from class jv.object.PsObject

HAS_BOUNDARY_PANEL, HAS_CONFIG_PANEL, HAS_INFO_PANEL, HAS_LABEL_PANEL, HAS_MATERIAL_PANEL, HAS_TEXTURE_PANEL, HAS_VECTOR_PANEL, INSPECTOR_INFO, INSPECTOR_INFO_EXT, IS_DELETED, IS_FIXED, IS_FOCUSSED, IS_PICKED, IS_SELECTED, IS_USED, NUM_TAGS

Constructor Summary

Constructors

Constructor and Description
PnStiffSpring(PgElementSet surface)

Method Summary

Modifier and Type	Method and Description
void	init(PgElementSet surface) Initializes the stiffness matrix by computing the index vector and matrix entries.

Methods inherited from class jvx.numeric.PnStiffMatrix

computeRightVector, computeStiffnessMatrix, init

Methods inherited from class jvx.numeric.PnSparseMatrix

add, add, addDiagonal, addDiagonal, addEntry, addNew, appendEntry, clear, clearColumn, clearRow, compress, concatMatrices, copy, copyNew, deleteColumn, deleteRow, extractRows, getColIndex, getColIndices, getColIndices, getDiagIndex, getEntries, getEntries, getEntry, getEntrySparse, getIndex, getNumCols, getNumEntries, getNumEntries, getNumRows, isEqualTo, isSquare, leftMultMatrix, leftMultVector, leftMultVector, leftMultVector, leftMultVector, multMatrices, multQuadratic, multScalar, multScalar, removeZeros, rightMultMatrix, rightMultVector, rightMultVector, rightMultVector, rightMultVector, setEntry, setEntrySparse, setNumEntries, setRow, setSize, setSize, setSize, sortEntries, sub, subNew, toPdMatrix, toShortString, toString, transpose, transpose, transposeNew, transposeNew, validate, vstackSparseMatrices

Methods inherited from class jv.object.PsObject

addInspector, addUpdateListener, assureInspector, clearTag, clone, clone, clone, copy, getFather, getInfoPanel, getInspector, getName, getNumObjects, getSymbol, hasInspector, hasTag, hasUpdateListener, init, instanceOf, instanceOf, newInspector, newInspector, removeInspector, removeInspector, removeUpdateListener, setName, setParent, setSymbol, setTag, update, updatePanels

Methods inherited from class java.lang.Object

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

Constructor Detail

PnStiffSpring

public PnStiffSpring(PgElementSet surface)

Method Detail

init

public void init(PgElementSet surface)

Initializes the stiffness matrix by computing the index vector and matrix entries. Method can be used to reset the stiffness matrix. All memory allocation is done in constructor.

Overrides:

init in class PnStiffMatrix