PbVector ("JavaView Reference Manual")

java.lang.Object
- jv.vecmath.P_Vector
- - jv.vecmath.PbVector

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable
```
public class PbVector
extends P_Vector
implements java.lang.Cloneable
```
Linear algebra class for an array of booleans with variable length.

See Also:
Serialized Form

Field Summary

Fields
Modifier and Type Field and Description

boolean[] m_data
Data array containing the components of the vector.

Fields
Modifier and Type	Field and Description
`boolean[]`	`m_data` Data array containing the components of the vector.

Constructor Summary

Constructors
Constructor and Description
`PbVector()` Construct vector with zero size.
`PbVector(boolean x)` Constructs a vector of length 1 and given initial data.
`PbVector(boolean[] x)` Constructs a vector having same length and given initial data as given array.
`PbVector(boolean x, boolean y)` Constructs a vector of length 2 and given initial data.
`PbVector(boolean x, boolean y, boolean z)` Constructs a vector of length 3 and given initial data.
`PbVector(boolean x, boolean y, boolean z, boolean w)` Constructs a vector of length 4 and given initial data.
`PbVector(int aSize)` Constructor creating a vector with given dimension.

Method Summary

Methods
Modifier and Type	Method and Description
`int`	`addEntry(boolean val)` Add another entry at the end of the vector and increment size of vector.
`static PbVector[][]`	`alloc(int sizeI, int sizeJ, int vectorSize)` Allocate a new array of vectors, where all vectors have the same dimension.
`void`	`and(PbVector v)` Apply the 'AND' operation component-wise to the entries of `this` and `v` and store the results in `this`.
`void`	`blend(double a, PbVector v, double b, PbVector w)` Interpolate between two vectors with given weights.
`static PbVector`	`blendNew(double a, PbVector v, double b, PbVector w)` Create a new vector `this = av + bw`.
`java.lang.Object`	`clone()` Clone object and all instance variables.
`void`	`copy(boolean[] anArray, int aSize)` Copy a boolean array into a vector, and do not adjust size of dest vector.
`void`	`copy(boolean[] anArray, int srcPos, int aSize)` Copy part of a boolean array into a vector, and do not adjust size of dest vector.
`boolean`	`copy(int destInd, PbVector dataSrc, int srcInd, int size)` Copy part of the source vector into this vector, and adjust size of this vector only if it is too small.
`void`	`copy(PbVector v)` Copy a vector into a vector, and do not adjust size of dest vector.
`static boolean`	`copy(PbVector[] dataDest, int destInd, PbVector[] dataSrc, int srcInd, int size)` Copies some vectors of a given array of vectors into an existing destination array.
`void`	`copyArray(PbVector v)` Copy data array of source vector into this vector, and do not adjust size of dest vector.
`static PbVector[]`	`copyNew(boolean[][] data)` Create an new array with copies of all booleans of a given 2-dimensional array of numbers.
`static PbVector`	`copyNew(PbVector v)` Create a new vector as clone of argument vector.
`static PbVector[]`	`copyNew(PbVector[] data)` Create an new array with copies of all vectors of a given array of vectors.
`static PbVector[]`	`copyNew(PbVector[] data, int size)` Create an new array with copies of the first 'size' vectors of a given array of vectors.
`int`	`countTrueEntries()` Count number of entries with state = true.
`int`	`countValue(boolean b)` Count the entries that have the same value as `b`.
`boolean`	`equals(boolean[] list)` Compare vector with list of booleans and return `false if different array lengths or a different entry.`
`boolean`	`equals(java.lang.Object obj)` Determines whether another vector or array of booleans is equal to this vector.
`boolean`	`equals(PbVector v)` Determines whether another vector is equal to this vector.
`boolean[]`	`getEntries()` Return a copy of the content of vector as array of booleans.
`static boolean[][]`	`getEntries(PbVector[] vArr)` Return content of array of vectors as matrix of boolean.
`boolean`	`getEntry(int ind)` Get the component of a vector.
`boolean`	`getFirstEntry()` Get the first component of a vector.
`boolean`	`getLastEntry()` Get the last component of a vector.
`static int`	`getSameSize(PbVector[] vecArray, int numUsed)` Check of all vectors in array of vector have same length.
`int`	`getSize()` Get dimension of vector, i.e. length of its data array.
`int`	`indexOf(boolean value)` Computes the index i of the first entry of vector with `v[i]==value`.
`void`	`invert()` Invert order of all entries, i.e. the first entry becomes the last entry.
`void`	`invert(int usedSize)` Invert order of the first 'usedSize' entries, i.e. the first entry becomes the 'usedSize-1' entry.
`void`	`invertEntries()` Set all entries e to (not e).
`void`	`or(PbVector v)` Apply the 'OR' operation component-wise to the entries of `this` and `v` and store the results in `this`.
`static PbVector[]`	`realloc(PbVector[] data, int arraySize)` Allocate an array of vectors.
`static PbVector[]`	`realloc(PbVector[] data, int arraySize, int vectorSize)` Allocate an array of vectors, where all vectors have the same dimension.
`void`	`set(boolean x)` Assign value to vector, and increase size of vector if necessary.
`void`	`set(boolean[] x)` Assign values of boolean array to vector, and adjust length of vector if different from length of array.
`void`	`set(boolean[] x, int len)` Assign first values of boolean array to vector, and adjust length of vector if different from argument len.
`void`	`set(boolean[] x, int from, int len)` Assign 'len' values of boolean array starting at 'from' to vector, and adjust length of vector if different from argument len.
`void`	`set(boolean x, boolean y)` Assign value to vector, and increase size of vector if necessary.
`void`	`set(boolean x, boolean y, boolean z)` Assign value to vector, and increase size of vector if necessary.
`void`	`set(boolean x, boolean y, boolean z, boolean w)` Assign value to vector, and increase size of vector if necessary.
`void`	`set(PbVector x, int from, int len)` Assign 'len' values of array starting at 'from' to vector, and adjust length of vector if different from argument len.
`void`	`setConstant(boolean aValue)` Set all entries to a constant value.
`static void`	`setConstant(boolean[] v, boolean aValue)` Set all entries to a constant value.
`static void`	`setConstant(PbVector[] vecArr, boolean aValue)` Set all components of all vectors of an array to a constant.
`static void`	`setConstant(PbVector[] vecArr, boolean[] data)` Set all vectors of an array equal to a given vector.
`static void`	`setConstant(PbVector[] vecArr, PbVector aVector)` Set all vectors of an array equal to a given vector.
`static void`	`setConstant(PbVector v, boolean aValue)` Set all entries to a constant value.
`void`	`setEntry(int ind, boolean value)` Assign value to component of vector, and possibly enlarge vector if too small.
`void`	`setFirstEntry(boolean value)` Set the first component of a vector.
`void`	`setLastEntry(boolean value)` Set the last component of a vector.
`int`	`setSize(int aSize)` Set dimension of vector, i.e. length of its data array.
`java.lang.String`	`toShortString()` Create a single-line string representation of the vector components and attributes.
`java.lang.String`	`toString()` Create a multi-line string representation of the vector with detailed information about all instance variables.
`void`	`xor(PbVector v)` Apply the 'XOR' operation component-wise to the entries of `this` and `v` and store the results in `this`.

Methods inherited from class jv.vecmath.P_Vector
clearTag, clone, clone, copy, getBits, getDetail, getName, getURL, hasTag, invert, setDetail, setName, setTag, setURL

Methods inherited from class java.lang.Object
getClass, hashCode, notify, notifyAll, wait, wait, wait

- Field Detail
  - m_data
```
public boolean[] m_data
```
    Data array containing the components of the vector. Array has public access for efficiency reasons in numerical computations, although method access should be preferred. Do not modify length of array directly.
- Constructor Detail
  - PbVector
```
public PbVector()
```
    Construct vector with zero size.
  - PbVector
```
public PbVector(int aSize)
```
    Constructor creating a vector with given dimension.
  - PbVector
```
public PbVector(boolean x)
```
    Constructs a vector of length 1 and given initial data.
  - PbVector
```
public PbVector(boolean x,
        boolean y)
```
    Constructs a vector of length 2 and given initial data.
  - PbVector
```
public PbVector(boolean x,
        boolean y,
        boolean z)
```
    Constructs a vector of length 3 and given initial data.
  - PbVector
```
public PbVector(boolean x,
        boolean y,
        boolean z,
        boolean w)
```
    Constructs a vector of length 4 and given initial data.
  - PbVector
```
public PbVector(boolean[] x)
```
    Constructs a vector having same length and given initial data as given array.
- Method Detail
  - clone
```
public java.lang.Object clone()
```
    Clone object and all instance variables. Similar like copyNew(PbVector) but this clone() method is consistent with possible subclasses while copyNew() explicitly creates a new PbVector.
    
    Overrides:
    
    clone in class java.lang.Object
    
    See Also:
    copyNew(PbVector)
  - getEntries
```
public static boolean[][] getEntries(PbVector[] vArr)
```
    Return content of array of vectors as matrix of boolean.
    
    Parameters:
    vArr - Array of vectors
    
    Returns:
    2-dimensional matrix of boolean
  - alloc
```
public static PbVector[][] alloc(int sizeI,
                 int sizeJ,
                 int vectorSize)
```
    Allocate a new array of vectors, where all vectors have the same dimension.
    
    Parameters:
    sizeI - number of rows in new array
    sizeJ - number of columns in row[i] in new array
    vectorSize - dimension of vectors in new array
  - realloc
```
public static PbVector[] realloc(PbVector[] data,
                 int arraySize,
                 int vectorSize)
```
    Allocate an array of vectors, where all vectors have the same dimension. If argument data!=null then as most as possible of the content of existing vectors is copied into (possibly reused) vectors of the reallocated array.
    If requested array size is 0 then method returns an array of length 0.
    
    Parameters:
    data - possibly empty array of vectors
    arraySize - number of vectors in new array
    vectorSize - dimension of vectors in new array
  - realloc
```
public static PbVector[] realloc(PbVector[] data,
                 int arraySize)
```
    Allocate an array of vectors. If argument data!=null then as most as possible of the existing vectors are reused in the reallocated array. New vectors are allocated with dimension zero.
    If requested array size is 0 then method returns an array of length 0.
    
    Parameters:
    data - possibly empty array of vectors
    arraySize - number of vectors in new array
  - copyNew
```
public static PbVector[] copyNew(boolean[][] data)
```
    Create an new array with copies of all booleans of a given 2-dimensional array of numbers. Each row of argument vector is stored in a vector. Rows may have different length. A row with length zero leads to a warning message, and allocates a vector with length zero.
    
    Parameters:
    data - 2-dimensional array of numbers
    
    Returns:
    new array with same number of vectors as rows of argument array
  - copyNew
```
public static PbVector[] copyNew(PbVector[] data)
```
    Create an new array with copies of all vectors of a given array of vectors. The new array contains new vectors containing the same data as the original vectors.
    
    Parameters:
    data - array of vectors
    
    Returns:
    new array with same number of vectors as argument array
  - copyNew
```
public static PbVector[] copyNew(PbVector[] data,
                 int size)
```
    Create an new array with copies of the first 'size' vectors of a given array of vectors. The new array contains new vectors containing the same data as the original vectors.
    
    Parameters:
    data - array of vectors
    size - number of copied vectors of array
    
    Returns:
    new array with number of vectors equal to argument 'size'
    See Also:
    copyNew(PbVector [])
  - copy
```
public static boolean copy(PbVector[] dataDest,
           int destInd,
           PbVector[] dataSrc,
           int srcInd,
           int size)
```
    Copies some vectors of a given array of vectors into an existing destination array. All vectors in source and destination array must exist already.
```
   for (int i=0; i
 Destination array must be large enough, i.e. dataDest.length >= destInd+size.
```
    Parameters:
    dataDest - destination array of vectors
    destInd - index of first destination vector in dataDest
    dataSrc - source array of vectors
    srcInd - index of first source vector in dataSrc used for copying
    size - number of copied vectors of array
    
    Returns:
    true if destination array is large enough
    See Also:
    copy(PbVector)
  - getSameSize
```
public static int getSameSize(PbVector[] vecArray,
              int numUsed)
```
    Check of all vectors in array of vector have same length.
    
    Returns:
    same length, or -1 if different or no entries.
  - setConstant
```
public static void setConstant(PbVector[] vecArr,
               boolean aValue)
```
    Set all components of all vectors of an array to a constant.
  - setConstant
```
public static void setConstant(PbVector[] vecArr,
               boolean[] data)
```
    Set all vectors of an array equal to a given vector. All vectors of argument array must have same length.
  - setConstant
```
public static void setConstant(PbVector[] vecArr,
               PbVector aVector)
```
    Set all vectors of an array equal to a given vector. All vectors of argument array must have same length.
  - setConstant
```
public static void setConstant(PbVector v,
               boolean aValue)
```
    Set all entries to a constant value.
  - setConstant
```
public static void setConstant(boolean[] v,
               boolean aValue)
```
    Set all entries to a constant value.
  - setConstant
```
public void setConstant(boolean aValue)
```
    Set all entries to a constant value.
  - getSize
```
public int getSize()
```
    Get dimension of vector, i.e. length of its data array.
  - setSize
```
public int setSize(int aSize)
```
    Set dimension of vector, i.e. length of its data array.
    
    Parameters:
    aSize - new number of components of vector
    
    Returns:
    new number of components of vector
  - getEntries
```
public boolean[] getEntries()
```
    Return a copy of the content of vector as array of booleans.
  - getEntry
```
public boolean getEntry(int ind)
```
    Get the component of a vector.
  - setEntry
```
public void setEntry(int ind,
            boolean value)
```
    Assign value to component of vector, and possibly enlarge vector if too small.
    
    Parameters:
    ind - index of component.
    value - new value of component.
  - getFirstEntry
```
public boolean getFirstEntry()
```
    Get the first component of a vector.
    
    Returns:
    value of the first component.
  - setFirstEntry
```
public void setFirstEntry(boolean value)
```
    Set the first component of a vector.
    
    Parameters:
    value - new value of first component
  - getLastEntry
```
public boolean getLastEntry()
```
    Get the last component of a vector.
    
    Returns:
    value of the last component.
  - setLastEntry
```
public void setLastEntry(boolean value)
```
    Set the last component of a vector.
    
    Parameters:
    value - new value of last component
  - addEntry
```
public int addEntry(boolean val)
```
    Add another entry at the end of the vector and increment size of vector.
    
    Parameters:
    val - value to be added
    
    Returns:
    index of new last entry.
  - set
```
public void set(PbVector x,
       int from,
       int len)
```
    Assign 'len' values of array starting at 'from' to vector, and adjust length of vector if different from argument len.
  - set
```
public void set(boolean[] x,
       int from,
       int len)
```
    Assign 'len' values of boolean array starting at 'from' to vector, and adjust length of vector if different from argument len.
  - set
```
public void set(boolean[] x,
       int len)
```
    Assign first values of boolean array to vector, and adjust length of vector if different from argument len.
  - set
```
public void set(boolean[] x)
```
    Assign values of boolean array to vector, and adjust length of vector if different from length of array.
  - set
```
public void set(boolean x)
```
    Assign value to vector, and increase size of vector if necessary.
  - set
```
public void set(boolean x,
       boolean y)
```
    Assign value to vector, and increase size of vector if necessary.
  - set
```
public void set(boolean x,
       boolean y,
       boolean z)
```
    Assign value to vector, and increase size of vector if necessary.
  - set
```
public void set(boolean x,
       boolean y,
       boolean z,
       boolean w)
```
    Assign value to vector, and increase size of vector if necessary.
  - invert
```
public void invert(int usedSize)
```
    Invert order of the first 'usedSize' entries, i.e. the first entry becomes the 'usedSize-1' entry.
    
    See Also:
    invert()
  - invert
```
public void invert()
```
    Invert order of all entries, i.e. the first entry becomes the last entry.
    
    See Also:
    invert(int)
  - invertEntries
```
public void invertEntries()
```
    Set all entries e to (not e).
  - and
```
public void and(PbVector v)
```
    Apply the 'AND' operation component-wise to the entries of this and v and store the results in this.
  - or
```
public void or(PbVector v)
```
    Apply the 'OR' operation component-wise to the entries of this and v and store the results in this.
  - xor
```
public void xor(PbVector v)
```
    Apply the 'XOR' operation component-wise to the entries of this and v and store the results in this.
  - countValue
```
public int countValue(boolean b)
```
    Count the entries that have the same value as b.
  - copyNew
```
public static PbVector copyNew(PbVector v)
```
    Create a new vector as clone of argument vector.
    
    Parameters:
    v - source vector to clone
  - copy
```
public boolean copy(int destInd,
           PbVector dataSrc,
           int srcInd,
           int size)
```
    Copy part of the source vector into this vector, and adjust size of this vector only if it is too small.
    
    See Also:
    copy(PbVector)
  - copy
```
public void copy(PbVector v)
```
    Copy a vector into a vector, and do not adjust size of dest vector. If destination vector is empty then allocated space of size of source vector. If source and destination vectors have different size then use the mininum of both sizes. If destination vector is bigger than source then reset the additional entries in destination vector with 0.
    
    Parameters:
    v - source vector to copy
    See Also:
    copy(int,PbVector,int,int)
  - copyArray
```
public void copyArray(PbVector v)
```
    Copy data array of source vector into this vector, and do not adjust size of dest vector. In contrast to copy(PbVector) this method does not invoke the copy method of the superclass. If destination vector is empty then allocated space of size of source vector. If source and destination vectors have different size then use the mininum of both sizes for copying. If destination vector is bigger than source then reset the additional entries in destination vector with 0.
    
    Parameters:
    v - source vector to copy
    See Also:
    copy(PbVector)
  - copy
```
public void copy(boolean[] anArray,
        int aSize)
```
    Copy a boolean array into a vector, and do not adjust size of dest vector. If destination vector is empty then allocated space of size of source array. If source and destination vectors have different size then use the mininum of both sizes. If destination vector is bigger than source then reset the additional entries in destination vector with 0.
    
    See Also:
    copy(int,PbVector,int,int)
  - copy
```
public void copy(boolean[] anArray,
        int srcPos,
        int aSize)
```
    Copy part of a boolean array into a vector, and do not adjust size of dest vector. If destination vector is empty then allocated space of size of source array. If parameter size and length of destination vectors are different then use the minimum of both sizes. If destination vector is bigger than argument size then reset the additional entries in destination vector with 0.
    
    Parameters:
    anArray - array of booleans
    srcPos - first position in array used for copying
    aSize - number of entries to copy.
  - countTrueEntries
```
public int countTrueEntries()
```
    Count number of entries with state = true.
  - blendNew
```
public static PbVector blendNew(double a,
                PbVector v,
                double b,
                PbVector w)
```
    Create a new vector this = a*v + b*w.
    
    Parameters:
    a - weight of first vector
    v - first vector
    b - weight of second vector
    w - second vector
    See Also:
    blend(double, PbVector, double, PbVector)
  - blend
```
public void blend(double a,
         PbVector v,
         double b,
         PbVector w)
```
    Interpolate between two vectors with given weights. Uses this = v, if a>=b, or this = w, else. If result vector 'this' is empty then its size is set to length of vector v, otherwise interpolation is done up to length of result vector.
    
    Parameters:
    a - weight of first vector
    v - first vector
    b - weight of second vector
    w - second vector
    See Also:
    blendNew(double, PbVector, double, PbVector)
  - indexOf
```
public int indexOf(boolean value)
```
    Computes the index i of the first entry of vector with v[i]==value.
    
    Returns:
    Index of the first entry of vector with v[i]==value or -1 if value is smaller than minimum value of vector.
  - equals
```
public boolean equals(boolean[] list)
```
    Compare vector with list of booleans and return false if different array lengths or a different entry. Determines whether a list of booleans is equal to data of this vector. The result is true if both arrays have same length and equal components. Result is also true if argument vector is null and this vector has no entries.
    Parameters: list - the list of booleans to compare with Returns: true if the objects are the same; false otherwise.
  equals public boolean equals(java.lang.Object obj) Determines whether another vector or array of booleans is equal to this vector. Overrides: equals in class java.lang.Object Since: JavaView 3.62.012 See Also: equals(boolean[]), equals(PbVector), Object.equals(java.lang.Object) equals public boolean equals(PbVector v) Determines whether another vector is equal to this vector. The result is true if both vectors have same length and equal components. Result is also true if argument vector is null and this vector has no entries. Parameters: v - the vector to compare with Returns: true if the objects are the same; false otherwise. toString public java.lang.String toString() Create a multi-line string representation of the vector with detailed information about all instance variables. Overrides: toString in class P_Vector See Also: toShortString() toShortString public java.lang.String toShortString() Create a single-line string representation of the vector components and attributes. See Also: toString()

Class PbVector

Field Summary

Constructor Summary

Method Summary

Methods inherited from class jv.vecmath.P_Vector

Methods inherited from class java.lang.Object

Field Detail

m_data

Constructor Detail

PbVector

PbVector

PbVector

PbVector

PbVector

PbVector

PbVector

Method Detail

clone

getEntries

alloc

realloc

realloc

copyNew

copyNew

copyNew

copy

getSameSize

setConstant

setConstant

setConstant

setConstant

setConstant

setConstant

getSize

setSize

getEntries

getEntry

setEntry

getFirstEntry

setFirstEntry

getLastEntry

setLastEntry

addEntry

set

set

set

set

set

set

set

set

invert

invert

invertEntries

and

or

xor

countValue

copyNew

copy

copy

copyArray

copy

copy

countTrueEntries

blendNew

blend

indexOf

equals

equals

equals

toString

toShortString