http://commons.apache.org/proper/commons-math/: The Apache Commons Math project is a library of lightweight, self-contained mathematics and statistics components addressing the most common practical problems not immediately available in the Java programming language or commons-lang. (The Apache Software Foundation)
  • Eldar Agalarov
  • Tim Allison
  • C. Scott Ananian
  • Mark Anderson
  • Peter Andrews
  • Rémi Arntzen
  • Matt Adereth
  • Jared Becksfort
  • Michael Bjorkegren
  • Brian Bloniarz
  • John Bollinger
  • Cyril Briquet
  • Dave Brosius
  • Dan Checkoway
  • Anders Conbere
  • Charles Cooper
  • Paul Cowan
  • Benjamin Croizet
  • Larry Diamond
  • Aleksei Dievskii
  • Rodrigo di Lorenzo Lopes
  • Hasan Diwan
  • Ted Dunning
  • Ole Ersoy
  • Ajo Fod
  • John Gant
  • Ken Geis
  • Hank Grabowski
  • Bernhard Grünewaldt
  • Elliotte Rusty Harold
  • Dennis Hendriks
  • Reid Hochstedler
  • Matthias Hummel
  • Curtis Jensen
  • Bruce A Johnson
  • Ismael Juma
  • Eugene Kirpichov
  • Oleksandr Kornieiev
  • Piotr Kochanski
  • Sergei Lebedev
  • Bob MacCallum
  • Jake Mannix
  • Benjamin McCann
  • Patrick Meyer
  • J. Lewis Muir
  • Venkatesha Murthy
  • Christopher Nix
  • Fredrik Norin
  • Sean Owen
  • Sujit Pal
  • Todd C. Parnell
  • Andreas Rieger
  • Sébastien Riou
  • Bill Rossi
  • Matthew Rowles
  • Pavel Ryzhov
  • Joni Salonen
  • Michael Saunders
  • Thorsten Schaefer
  • Christopher Schuck
  • Christian Semrau
  • David Stefka
  • Mauro Talevi
  • Radoslav Tsvetkov
  • Kim van der Linde
  • Alexey Volkov
  • Andrew Waterman
  • Jörg Weimar
  • Christian Winter
  • Piotr Wydrych
  • Xiaogang Zhang
  • Chris Popp
  • Mikkel Meyer Andersen
  • Bill Barker
  • Sébastien Brisard
  • Albert Davidson Chou
  • Mark Diggory
  • Robert Burrell Donkin
  • Otmar Ertl
  • Luc Maisonobe
  • Tim O'Brien
  • J. Pietschmann
  • Dimitri Pourbaix
  • Gilles Sadowski
  • Greg Sterijevski
  • Brent Worden
  • Thomas Neidhart
  • Evan Ward 
public class org.apache.commons.math3.analysis.interpolation.PiecewiseBicubicSplineInterpolatingFunction implements org.apache.commons.math3.analysis.BivariateFunction
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.apache.commons.math3.analysis.interpolation.PiecewiseBicubicSplineInterpolatingFunction
  super_class: java.lang.Object
{
  private static final int MIN_NUM_POINTS;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 5

  private final double[] xval;
    descriptor: [D
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final double[] yval;
    descriptor: [D
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final double[][] fval;
    descriptor: [[D
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  public void <init>(double[], double[], double[][]);
    descriptor: ([D[D[[D)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=6, args_size=4
        start local 0 // org.apache.commons.math3.analysis.interpolation.PiecewiseBicubicSplineInterpolatingFunction this
        start local 1 // double[] x
        start local 2 // double[] y
        start local 3 // double[][] f
         0: .line 64
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 71
            aload 1 /* x */
            ifnull 5
         2: .line 72
            aload 2 /* y */
            ifnull 5
         3: .line 73
            aload 3 /* f */
            ifnull 5
         4: .line 74
            aload 3 /* f */
            iconst_0
            aaload
            ifnonnull 6
         5: .line 75
      StackMap locals: org.apache.commons.math3.analysis.interpolation.PiecewiseBicubicSplineInterpolatingFunction double[] double[] double[][]
      StackMap stack:
            new org.apache.commons.math3.exception.NullArgumentException
            dup
            invokespecial org.apache.commons.math3.exception.NullArgumentException.<init>:()V
            athrow
         6: .line 78
      StackMap locals:
      StackMap stack:
            aload 1 /* x */
            arraylength
            istore 4 /* xLen */
        start local 4 // int xLen
         7: .line 79
            aload 2 /* y */
            arraylength
            istore 5 /* yLen */
        start local 5 // int yLen
         8: .line 81
            iload 4 /* xLen */
            ifeq 12
         9: .line 82
            iload 5 /* yLen */
            ifeq 12
        10: .line 83
            aload 3 /* f */
            arraylength
            ifeq 12
        11: .line 84
            aload 3 /* f */
            iconst_0
            aaload
            arraylength
            ifne 13
        12: .line 85
      StackMap locals: int int
      StackMap stack:
            new org.apache.commons.math3.exception.NoDataException
            dup
            invokespecial org.apache.commons.math3.exception.NoDataException.<init>:()V
            athrow
        13: .line 88
      StackMap locals:
      StackMap stack:
            iload 4 /* xLen */
            iconst_5
            if_icmplt 17
        14: .line 89
            iload 5 /* yLen */
            iconst_5
            if_icmplt 17
        15: .line 90
            aload 3 /* f */
            arraylength
            iconst_5
            if_icmplt 17
        16: .line 91
            aload 3 /* f */
            iconst_0
            aaload
            arraylength
            iconst_5
            if_icmpge 18
        17: .line 92
      StackMap locals:
      StackMap stack:
            new org.apache.commons.math3.exception.InsufficientDataException
            dup
            invokespecial org.apache.commons.math3.exception.InsufficientDataException.<init>:()V
            athrow
        18: .line 95
      StackMap locals:
      StackMap stack:
            iload 4 /* xLen */
            aload 3 /* f */
            arraylength
            if_icmpeq 20
        19: .line 96
            new org.apache.commons.math3.exception.DimensionMismatchException
            dup
            iload 4 /* xLen */
            aload 3 /* f */
            arraylength
            invokespecial org.apache.commons.math3.exception.DimensionMismatchException.<init>:(II)V
            athrow
        20: .line 99
      StackMap locals:
      StackMap stack:
            iload 5 /* yLen */
            aload 3 /* f */
            iconst_0
            aaload
            arraylength
            if_icmpeq 22
        21: .line 100
            new org.apache.commons.math3.exception.DimensionMismatchException
            dup
            iload 5 /* yLen */
            aload 3 /* f */
            iconst_0
            aaload
            arraylength
            invokespecial org.apache.commons.math3.exception.DimensionMismatchException.<init>:(II)V
            athrow
        22: .line 103
      StackMap locals:
      StackMap stack:
            aload 1 /* x */
            invokestatic org.apache.commons.math3.util.MathArrays.checkOrder:([D)V
        23: .line 104
            aload 2 /* y */
            invokestatic org.apache.commons.math3.util.MathArrays.checkOrder:([D)V
        24: .line 106
            aload 0 /* this */
            aload 1 /* x */
            invokevirtual double[].clone:()Ljava/lang/Object;
            checkcast double[]
            putfield org.apache.commons.math3.analysis.interpolation.PiecewiseBicubicSplineInterpolatingFunction.xval:[D
        25: .line 107
            aload 0 /* this */
            aload 2 /* y */
            invokevirtual double[].clone:()Ljava/lang/Object;
            checkcast double[]
            putfield org.apache.commons.math3.analysis.interpolation.PiecewiseBicubicSplineInterpolatingFunction.yval:[D
        26: .line 108
            aload 0 /* this */
            aload 3 /* f */
            invokevirtual double[][].clone:()Ljava/lang/Object;
            checkcast double[][]
            putfield org.apache.commons.math3.analysis.interpolation.PiecewiseBicubicSplineInterpolatingFunction.fval:[[D
        27: .line 109
            return
        end local 5 // int yLen
        end local 4 // int xLen
        end local 3 // double[][] f
        end local 2 // double[] y
        end local 1 // double[] x
        end local 0 // org.apache.commons.math3.analysis.interpolation.PiecewiseBicubicSplineInterpolatingFunction this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   28     0  this  Lorg/apache/commons/math3/analysis/interpolation/PiecewiseBicubicSplineInterpolatingFunction;
            0   28     1     x  [D
            0   28     2     y  [D
            0   28     3     f  [[D
            7   28     4  xLen  I
            8   28     5  yLen  I
    Exceptions:
      throws org.apache.commons.math3.exception.DimensionMismatchException, org.apache.commons.math3.exception.NullArgumentException, org.apache.commons.math3.exception.NoDataException, org.apache.commons.math3.exception.NonMonotonicSequenceException
    MethodParameters:
      Name  Flags
      x     
      y     
      f     

  public double value(double, double);
    descriptor: (DD)D
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=15, args_size=3
        start local 0 // org.apache.commons.math3.analysis.interpolation.PiecewiseBicubicSplineInterpolatingFunction this
        start local 1 // double x
        start local 3 // double y
         0: .line 117
            new org.apache.commons.math3.analysis.interpolation.AkimaSplineInterpolator
            dup
            invokespecial org.apache.commons.math3.analysis.interpolation.AkimaSplineInterpolator.<init>:()V
            astore 5 /* interpolator */
        start local 5 // org.apache.commons.math3.analysis.interpolation.AkimaSplineInterpolator interpolator
         1: .line 120
            aload 0 /* this */
            dload 1 /* x */
            aload 0 /* this */
            getfield org.apache.commons.math3.analysis.interpolation.PiecewiseBicubicSplineInterpolatingFunction.xval:[D
            iconst_2
            iconst_5
            invokevirtual org.apache.commons.math3.analysis.interpolation.PiecewiseBicubicSplineInterpolatingFunction.searchIndex:(D[DII)I
            istore 6 /* i */
        start local 6 // int i
         2: .line 121
            aload 0 /* this */
            dload 3 /* y */
            aload 0 /* this */
            getfield org.apache.commons.math3.analysis.interpolation.PiecewiseBicubicSplineInterpolatingFunction.yval:[D
            iconst_2
            iconst_5
            invokevirtual org.apache.commons.math3.analysis.interpolation.PiecewiseBicubicSplineInterpolatingFunction.searchIndex:(D[DII)I
            istore 7 /* j */
        start local 7 // int j
         3: .line 123
            iconst_5
            newarray 7
            astore 8 /* xArray */
        start local 8 // double[] xArray
         4: .line 124
            iconst_5
            newarray 7
            astore 9 /* yArray */
        start local 9 // double[] yArray
         5: .line 125
            iconst_5
            newarray 7
            astore 10 /* zArray */
        start local 10 // double[] zArray
         6: .line 126
            iconst_5
            newarray 7
            astore 11 /* interpArray */
        start local 11 // double[] interpArray
         7: .line 128
            iconst_0
            istore 12 /* index */
        start local 12 // int index
         8: goto 12
         9: .line 129
      StackMap locals: org.apache.commons.math3.analysis.interpolation.PiecewiseBicubicSplineInterpolatingFunction double double org.apache.commons.math3.analysis.interpolation.AkimaSplineInterpolator int int double[] double[] double[] double[] int
      StackMap stack:
            aload 8 /* xArray */
            iload 12 /* index */
            aload 0 /* this */
            getfield org.apache.commons.math3.analysis.interpolation.PiecewiseBicubicSplineInterpolatingFunction.xval:[D
            iload 6 /* i */
            iload 12 /* index */
            iadd
            daload
            dastore
        10: .line 130
            aload 9 /* yArray */
            iload 12 /* index */
            aload 0 /* this */
            getfield org.apache.commons.math3.analysis.interpolation.PiecewiseBicubicSplineInterpolatingFunction.yval:[D
            iload 7 /* j */
            iload 12 /* index */
            iadd
            daload
            dastore
        11: .line 128
            iinc 12 /* index */ 1
      StackMap locals:
      StackMap stack:
        12: iload 12 /* index */
            iconst_5
            if_icmplt 9
        end local 12 // int index
        13: .line 133
            iconst_0
            istore 12 /* zIndex */
        start local 12 // int zIndex
        14: goto 23
        15: .line 134
      StackMap locals:
      StackMap stack:
            iconst_0
            istore 13 /* index */
        start local 13 // int index
        16: goto 19
        17: .line 135
      StackMap locals: int
      StackMap stack:
            aload 10 /* zArray */
            iload 13 /* index */
            aload 0 /* this */
            getfield org.apache.commons.math3.analysis.interpolation.PiecewiseBicubicSplineInterpolatingFunction.fval:[[D
            iload 6 /* i */
            iload 13 /* index */
            iadd
            aaload
            iload 7 /* j */
            iload 12 /* zIndex */
            iadd
            daload
            dastore
        18: .line 134
            iinc 13 /* index */ 1
      StackMap locals:
      StackMap stack:
        19: iload 13 /* index */
            iconst_5
            if_icmplt 17
        end local 13 // int index
        20: .line 137
            aload 5 /* interpolator */
            aload 8 /* xArray */
            aload 10 /* zArray */
            invokevirtual org.apache.commons.math3.analysis.interpolation.AkimaSplineInterpolator.interpolate:([D[D)Lorg/apache/commons/math3/analysis/polynomials/PolynomialSplineFunction;
            astore 13 /* spline */
        start local 13 // org.apache.commons.math3.analysis.polynomials.PolynomialSplineFunction spline
        21: .line 138
            aload 11 /* interpArray */
            iload 12 /* zIndex */
            aload 13 /* spline */
            dload 1 /* x */
            invokevirtual org.apache.commons.math3.analysis.polynomials.PolynomialSplineFunction.value:(D)D
            dastore
        end local 13 // org.apache.commons.math3.analysis.polynomials.PolynomialSplineFunction spline
        22: .line 133
            iinc 12 /* zIndex */ 1
      StackMap locals:
      StackMap stack:
        23: iload 12 /* zIndex */
            iconst_5
            if_icmplt 15
        end local 12 // int zIndex
        24: .line 141
            aload 5 /* interpolator */
            aload 9 /* yArray */
            aload 11 /* interpArray */
            invokevirtual org.apache.commons.math3.analysis.interpolation.AkimaSplineInterpolator.interpolate:([D[D)Lorg/apache/commons/math3/analysis/polynomials/PolynomialSplineFunction;
            astore 12 /* spline */
        start local 12 // org.apache.commons.math3.analysis.polynomials.PolynomialSplineFunction spline
        25: .line 143
            aload 12 /* spline */
            dload 3 /* y */
            invokevirtual org.apache.commons.math3.analysis.polynomials.PolynomialSplineFunction.value:(D)D
            dstore 13 /* returnValue */
        start local 13 // double returnValue
        26: .line 145
            dload 13 /* returnValue */
            dreturn
        end local 13 // double returnValue
        end local 12 // org.apache.commons.math3.analysis.polynomials.PolynomialSplineFunction spline
        end local 11 // double[] interpArray
        end local 10 // double[] zArray
        end local 9 // double[] yArray
        end local 8 // double[] xArray
        end local 7 // int j
        end local 6 // int i
        end local 5 // org.apache.commons.math3.analysis.interpolation.AkimaSplineInterpolator interpolator
        end local 3 // double y
        end local 1 // double x
        end local 0 // org.apache.commons.math3.analysis.interpolation.PiecewiseBicubicSplineInterpolatingFunction this
      LocalVariableTable:
        Start  End  Slot          Name  Signature
            0   27     0          this  Lorg/apache/commons/math3/analysis/interpolation/PiecewiseBicubicSplineInterpolatingFunction;
            0   27     1             x  D
            0   27     3             y  D
            1   27     5  interpolator  Lorg/apache/commons/math3/analysis/interpolation/AkimaSplineInterpolator;
            2   27     6             i  I
            3   27     7             j  I
            4   27     8        xArray  [D
            5   27     9        yArray  [D
            6   27    10        zArray  [D
            7   27    11   interpArray  [D
            8   13    12         index  I
           14   24    12        zIndex  I
           16   20    13         index  I
           21   22    13        spline  Lorg/apache/commons/math3/analysis/polynomials/PolynomialSplineFunction;
           25   27    12        spline  Lorg/apache/commons/math3/analysis/polynomials/PolynomialSplineFunction;
           26   27    13   returnValue  D
    Exceptions:
      throws org.apache.commons.math3.exception.OutOfRangeException
    MethodParameters:
      Name  Flags
      x     
      y     

  public boolean isValidPoint(double, double);
    descriptor: (DD)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=5, args_size=3
        start local 0 // org.apache.commons.math3.analysis.interpolation.PiecewiseBicubicSplineInterpolatingFunction this
        start local 1 // double x
        start local 3 // double y
         0: .line 158
            dload 1 /* x */
            aload 0 /* this */
            getfield org.apache.commons.math3.analysis.interpolation.PiecewiseBicubicSplineInterpolatingFunction.xval:[D
            iconst_0
            daload
            dcmpg
            iflt 4
         1: .line 159
            dload 1 /* x */
            aload 0 /* this */
            getfield org.apache.commons.math3.analysis.interpolation.PiecewiseBicubicSplineInterpolatingFunction.xval:[D
            aload 0 /* this */
            getfield org.apache.commons.math3.analysis.interpolation.PiecewiseBicubicSplineInterpolatingFunction.xval:[D
            arraylength
            iconst_1
            isub
            daload
            dcmpl
            ifgt 4
         2: .line 160
            dload 3 /* y */
            aload 0 /* this */
            getfield org.apache.commons.math3.analysis.interpolation.PiecewiseBicubicSplineInterpolatingFunction.yval:[D
            iconst_0
            daload
            dcmpg
            iflt 4
         3: .line 161
            dload 3 /* y */
            aload 0 /* this */
            getfield org.apache.commons.math3.analysis.interpolation.PiecewiseBicubicSplineInterpolatingFunction.yval:[D
            aload 0 /* this */
            getfield org.apache.commons.math3.analysis.interpolation.PiecewiseBicubicSplineInterpolatingFunction.yval:[D
            arraylength
            iconst_1
            isub
            daload
            dcmpl
            ifle 5
         4: .line 162
      StackMap locals:
      StackMap stack:
            iconst_0
            ireturn
         5: .line 164
      StackMap locals:
      StackMap stack:
            iconst_1
            ireturn
        end local 3 // double y
        end local 1 // double x
        end local 0 // org.apache.commons.math3.analysis.interpolation.PiecewiseBicubicSplineInterpolatingFunction this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    6     0  this  Lorg/apache/commons/math3/analysis/interpolation/PiecewiseBicubicSplineInterpolatingFunction;
            0    6     1     x  D
            0    6     3     y  D
    MethodParameters:
      Name  Flags
      x     
      y     

  private int searchIndex(double, double[], int, int);
    descriptor: (D[DII)I
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=7, locals=7, args_size=5
        start local 0 // org.apache.commons.math3.analysis.interpolation.PiecewiseBicubicSplineInterpolatingFunction this
        start local 1 // double c
        start local 3 // double[] val
        start local 4 // int offset
        start local 5 // int count
         0: .line 183
            aload 3 /* val */
            dload 1 /* c */
            invokestatic java.util.Arrays.binarySearch:([DD)I
            istore 6 /* r */
        start local 6 // int r
         1: .line 185
            iload 6 /* r */
            iconst_m1
            if_icmpeq 2
            iload 6 /* r */
            aload 3 /* val */
            arraylength
            ineg
            iconst_1
            isub
            if_icmpne 3
         2: .line 186
      StackMap locals: int
      StackMap stack:
            new org.apache.commons.math3.exception.OutOfRangeException
            dup
            dload 1 /* c */
            invokestatic java.lang.Double.valueOf:(D)Ljava/lang/Double;
            aload 3 /* val */
            iconst_0
            daload
            invokestatic java.lang.Double.valueOf:(D)Ljava/lang/Double;
            aload 3 /* val */
            aload 3 /* val */
            arraylength
            iconst_1
            isub
            daload
            invokestatic java.lang.Double.valueOf:(D)Ljava/lang/Double;
            invokespecial org.apache.commons.math3.exception.OutOfRangeException.<init>:(Ljava/lang/Number;Ljava/lang/Number;Ljava/lang/Number;)V
            athrow
         3: .line 189
      StackMap locals:
      StackMap stack:
            iload 6 /* r */
            ifge 6
         4: .line 193
            iload 6 /* r */
            ineg
            iload 4 /* offset */
            isub
            iconst_1
            isub
            istore 6 /* r */
         5: .line 194
            goto 7
         6: .line 195
      StackMap locals:
      StackMap stack:
            iload 6 /* r */
            iload 4 /* offset */
            isub
            istore 6 /* r */
         7: .line 198
      StackMap locals:
      StackMap stack:
            iload 6 /* r */
            ifge 9
         8: .line 199
            iconst_0
            istore 6 /* r */
         9: .line 202
      StackMap locals:
      StackMap stack:
            iload 6 /* r */
            iload 5 /* count */
            iadd
            aload 3 /* val */
            arraylength
            if_icmplt 11
        10: .line 205
            aload 3 /* val */
            arraylength
            iload 5 /* count */
            isub
            istore 6 /* r */
        11: .line 208
      StackMap locals:
      StackMap stack:
            iload 6 /* r */
            ireturn
        end local 6 // int r
        end local 5 // int count
        end local 4 // int offset
        end local 3 // double[] val
        end local 1 // double c
        end local 0 // org.apache.commons.math3.analysis.interpolation.PiecewiseBicubicSplineInterpolatingFunction this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   12     0    this  Lorg/apache/commons/math3/analysis/interpolation/PiecewiseBicubicSplineInterpolatingFunction;
            0   12     1       c  D
            0   12     3     val  [D
            0   12     4  offset  I
            0   12     5   count  I
            1   12     6       r  I
    MethodParameters:
        Name  Flags
      c       
      val     
      offset  
      count   
}
SourceFile: "PiecewiseBicubicSplineInterpolatingFunction.java"