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771 lines
21 KiB
Java
771 lines
21 KiB
Java
/*
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* Copyright 1998-2014 University Corporation for Atmospheric Research/Unidata
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*
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* Portions of this software were developed by the Unidata Program at the
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* University Corporation for Atmospheric Research.
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*
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* Access and use of this software shall impose the following obligations
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* and understandings on the user. The user is granted the right, without
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* any fee or cost, to use, copy, modify, alter, enhance and distribute
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* this software, and any derivative works thereof, and its supporting
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* documentation for any purpose whatsoever, provided that this entire
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* notice appears in all copies of the software, derivative works and
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* supporting documentation. Further, UCAR requests that the user credit
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* UCAR/Unidata in any publications that result from the use of this
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* software or in any product that includes this software. The names UCAR
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* and/or Unidata, however, may not be used in any advertising or publicity
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* to endorse or promote any products or commercial entity unless specific
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* written permission is obtained from UCAR/Unidata. The user also
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* understands that UCAR/Unidata is not obligated to provide the user with
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* any support, consulting, training or assistance of any kind with regard
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* to the use, operation and performance of this software nor to provide
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* the user with any updates, revisions, new versions or "bug fixes."
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*
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* THIS SOFTWARE IS PROVIDED BY UCAR/UNIDATA "AS IS" AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL UCAR/UNIDATA BE LIABLE FOR ANY SPECIAL,
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* INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING
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* FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
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* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
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* WITH THE ACCESS, USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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package org.meteoinfo.ndarray;
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import java.nio.ByteBuffer;
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import java.nio.DoubleBuffer;
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import java.time.LocalDateTime;
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import java.util.Arrays;
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import java.util.List;
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/**
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* Concrete implementation of Array specialized for complex. Data storage is
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* with 1D java array of complex.
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*
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* @see Array
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* @author caron
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*/
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public class ArrayComplex extends Array {
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/**
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* package private. use Array.factory()
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*/
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static ArrayComplex factory(Index index) {
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return ArrayComplex.factory(index, null);
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}
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/* Create new ArrayComplex with given indexImpl and backing store.
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* Should be private.
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* @param index use this Index
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* @param storage use this storage. if null, allocate.
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* @return. new ArrayDouble.D<rank> or ArrayDouble object.
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*/
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static ArrayComplex factory(Index index, Complex[] storage) {
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switch (index.getRank()) {
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case 0:
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return new D0(index, storage);
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case 1:
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return new D1(index, storage);
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case 2:
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return new D2(index, storage);
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case 3:
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return new D3(index, storage);
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case 4:
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return new D4(index, storage);
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case 5:
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return new D5(index, storage);
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case 6:
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return new D6(index, storage);
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case 7:
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return new D7(index, storage);
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default:
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return new ArrayComplex(index, storage);
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}
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}
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///////////////////////////////////////////////////////////////////////////////
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protected Complex[] storage;
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/**
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* Create a new Array of type double and the given shape. dimensions.length
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* determines the rank of the new Array.
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*
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* @param shape the shape of the Array.
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*/
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public ArrayComplex(int[] shape) {
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super(DataType.COMPLEX, shape);
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storage = new Complex[(int) indexCalc.getSize()];
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}
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/**
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* Constructor
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* @param real Real data array
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* @param image Image data array
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*/
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public ArrayComplex(double[] real, double[] image) {
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super(DataType.COMPLEX, new int[]{real.length});
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storage = new Complex[real.length];
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for (int i = 0; i < real.length; i++) {
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storage[i] = new Complex(real[i], image[1]);
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}
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}
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/**
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* create new Array with given indexImpl and the same backing store
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* @return New Array view
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*/
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@Override
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protected Array createView(Index index) {
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return ArrayComplex.factory(index, storage);
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}
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/**
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* Create a new Array using the given IndexArray and backing store. used for
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* sections, and factory. Trusted package private.
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*
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* @param ima use this IndexArray as the index
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* @param data use this as the backing store. if null, allocate
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*/
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ArrayComplex(Index ima, Complex[] data) {
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super(DataType.COMPLEX, ima);
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if (data != null) {
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storage = data;
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} else {
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int n = (int) indexCalc.getSize();
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storage = new Complex[(int) indexCalc.getSize()];
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for (int i = 0; i < n; i++) {
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storage[i] = Complex.ZERO;
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}
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}
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}
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/* Get underlying primitive array storage. CAUTION! You may invalidate your warrentee! */
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@Override
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public Object[] getStorage() {
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return storage;
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}
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// copy from javaArray to storage using the iterator: used by factory( Object);
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@Override
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protected void copyFrom1DJavaArray(IndexIterator iter, Object javaArray) {
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Complex[] ja = (Complex[]) javaArray;
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for (Complex aJa : ja) {
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iter.setComplexNext(aJa);
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}
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}
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// copy to javaArray from storage using the iterator: used by copyToNDJavaArray;
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@Override
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protected void copyTo1DJavaArray(IndexIterator iter, Object javaArray) {
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Complex[] ja = (Complex[]) javaArray;
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for (int i = 0; i < ja.length; i++) {
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ja[i] = iter.getComplexNext();
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}
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}
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@Override
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public ByteBuffer getDataAsByteBuffer() {
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ByteBuffer bb = ByteBuffer.allocate((int) (8 * getSize()));
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DoubleBuffer ib = bb.asDoubleBuffer();
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ib.put((double[]) get1DJavaArray(double.class)); // make sure its in canonical order
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return bb;
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}
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/**
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* Return the element class type
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* @return Element class type
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*/
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@Override
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public Class getElementType() {
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return Complex.class;
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}
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/**
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* get the value at the specified index.
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* @param i
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* @return
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*/
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public Complex get(Index i) {
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return storage[i.currentElement()];
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}
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/**
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* set the value at the specified index.
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* @param i
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* @param value
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*/
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public void set(Index i, Complex value) {
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storage[i.currentElement()] = value;
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}
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public double getDouble(Index i) {
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throw new ForbiddenConversionException();
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}
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public void setDouble(Index i, double value) {
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throw new ForbiddenConversionException();
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}
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public float getFloat(Index i) {
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throw new ForbiddenConversionException();
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}
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public void setFloat(Index i, float value) {
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throw new ForbiddenConversionException();
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}
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public long getLong(Index i) {
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throw new ForbiddenConversionException();
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}
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public void setLong(Index i, long value) {
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throw new ForbiddenConversionException();
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}
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public int getInt(Index i) {
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throw new ForbiddenConversionException();
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}
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public void setInt(Index i, int value) {
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throw new ForbiddenConversionException();
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}
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public short getShort(Index i) {
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throw new ForbiddenConversionException();
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}
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public void setShort(Index i, short value) {
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throw new ForbiddenConversionException();
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}
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public byte getByte(Index i) {
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throw new ForbiddenConversionException();
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}
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public void setByte(Index i, byte value) {
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throw new ForbiddenConversionException();
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}
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public char getChar(Index i) {
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throw new ForbiddenConversionException();
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}
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public void setChar(Index i, char value) {
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throw new ForbiddenConversionException();
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}
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/**
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* not legal, throw ForbiddenConversionException
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*/
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public boolean getBoolean(Index i) {
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throw new ForbiddenConversionException();
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}
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/**
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* not legal, throw ForbiddenConversionException
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*/
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public void setBoolean(Index i, boolean value) {
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throw new ForbiddenConversionException();
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}
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/**
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* not legal, throw ForbiddenConversionException
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*/
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public String getString(Index i) {
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return this.storage[i.currentElement()].toString();
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}
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/**
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* not legal, throw ForbiddenConversionException
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*/
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public void setString(Index i, String value) {
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throw new ForbiddenConversionException();
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}
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/**
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* not legal, throw ForbiddenConversionException
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*/
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public Complex getComplex(Index i) {
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return storage[i.currentElement()];
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}
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/**
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* not legal, throw ForbiddenConversionException
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*/
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public void setComplex(Index i, Complex value) {
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storage[i.currentElement()] = value;
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}
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public LocalDateTime getDate(Index i) { throw new ForbiddenConversionException(); }
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public void setDate(Index i, LocalDateTime value) { throw new ForbiddenConversionException(); }
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public Object getObject(Index i) {
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return storage[i.currentElement()];
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}
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public void setObject(Index i, Object value) {
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storage[i.currentElement()] = (Complex) value;
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}
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// trusted, assumes that individual dimension lengths have been checked
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public double getDouble(int index) {
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throw new ForbiddenConversionException();
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}
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public void setDouble(int index, double value) {
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throw new ForbiddenConversionException();
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}
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public float getFloat(int index) {
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throw new ForbiddenConversionException();
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}
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public void setFloat(int index, float value) {
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throw new ForbiddenConversionException();
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}
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public long getLong(int index) {
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throw new ForbiddenConversionException();
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}
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public void setLong(int index, long value) {
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throw new ForbiddenConversionException();
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}
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public int getInt(int index) {
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throw new ForbiddenConversionException();
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}
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public void setInt(int index, int value) {
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throw new ForbiddenConversionException();
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}
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public short getShort(int index) {
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throw new ForbiddenConversionException();
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}
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public void setShort(int index, short value) {
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throw new ForbiddenConversionException();
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}
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public byte getByte(int index) {
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throw new ForbiddenConversionException();
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}
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public void setByte(int index, byte value) {
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throw new ForbiddenConversionException();
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}
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public char getChar(int index) {
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throw new ForbiddenConversionException();
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}
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public void setChar(int index, char value) {
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throw new ForbiddenConversionException();
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}
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public boolean getBoolean(int index) {
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throw new ForbiddenConversionException();
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}
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public void setBoolean(int index, boolean value) {
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throw new ForbiddenConversionException();
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}
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public String getString(int index) {
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return this.storage[index].toString();
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}
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public void setString(int index, String value) {
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throw new ForbiddenConversionException();
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}
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public Complex getComplex(int index) {
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return storage[index];
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}
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public void setComplex(int index, Complex value) {
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storage[index] = value;
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}
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public LocalDateTime getDate(int index) { throw new ForbiddenConversionException(); }
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public void setDate(int index, LocalDateTime value) { throw new ForbiddenConversionException(); }
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public Object getObject(int index) {
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return getComplex(index);
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}
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public void setObject(int index, Object value) {
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storage[index] = (Complex)value;
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}
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/**
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* Get real data array
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* @return Real data array
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*/
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public double[] getReal() {
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double[] real = new double[(int) this.getSize()];
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IndexIterator iter = this.getIndexIterator();
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int i = 0;
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Complex c;
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while (iter.hasNext()) {
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c = iter.getComplexNext();
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real[i] = c.real();
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i += 1;
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}
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return real;
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}
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/**
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* Get image data array
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* @return Image data array
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*/
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public double[] getImage() {
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double[] image = new double[(int) this.getSize()];
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IndexIterator iter = this.getIndexIterator();
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int i = 0;
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Complex c;
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while (iter.hasNext()) {
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c = iter.getComplexNext();
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image[i] = c.imag();
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i += 1;
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}
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return image;
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}
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/**
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* Get real and image data array
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* @return Real and image data array
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*/
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public List<double[]> getRealImage() {
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double[] real = new double[(int) this.getSize()];
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double[] image = new double[(int) this.getSize()];
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IndexIterator iter = this.getIndexIterator();
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int i = 0;
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Complex c;
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while (iter.hasNext()) {
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c = iter.getComplexNext();
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real[i] = c.real();
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image[i] = c.imag();
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i += 1;
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}
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return Arrays.asList(real, image);
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}
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/**
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* Concrete implementation of Array specialized for doubles, rank 0.
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*/
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public static class D0 extends ArrayComplex {
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private Index0D ix;
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/**
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* Constructor.
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*/
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public D0() {
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super(new int[]{});
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ix = (Index0D) indexCalc;
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}
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private D0(Index i, Complex[] store) {
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super(i, store);
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ix = (Index0D) indexCalc;
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}
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/**
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* get the value.
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* @return
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*/
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public Complex get() {
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return storage[ix.currentElement()];
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}
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/**
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* set the value.
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* @param value
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*/
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public void set(Complex value) {
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storage[ix.currentElement()] = value;
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}
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}
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/**
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* Concrete implementation of Array specialized for doubles, rank 1.
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*/
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public static class D1 extends ArrayComplex {
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private Index1D ix;
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/**
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* Constructor for array of shape {len0}.
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* @param len0
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*/
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public D1(int len0) {
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super(new int[]{len0});
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ix = (Index1D) indexCalc;
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}
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private D1(Index i, Complex[] store) {
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super(i, store);
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ix = (Index1D) indexCalc;
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}
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/**
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* get the value.
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* @param i
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* @return
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*/
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public Complex get(int i) {
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return storage[ix.setDirect(i)];
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}
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/**
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* set the value.
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* @param i
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* @param value
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*/
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public void set(int i, Complex value) {
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storage[ix.setDirect(i)] = value;
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}
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}
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/**
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* Concrete implementation of Array specialized for doubles, rank 2.
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*/
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public static class D2 extends ArrayComplex {
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private Index2D ix;
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/**
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* Constructor for array of shape {len0,len1}.
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*/
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public D2(int len0, int len1) {
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super(new int[]{len0, len1});
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ix = (Index2D) indexCalc;
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}
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private D2(Index i, Complex[] store) {
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super(i, store);
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ix = (Index2D) indexCalc;
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}
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/**
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* get the value.
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*/
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public Complex get(int i, int j) {
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return storage[ix.setDirect(i, j)];
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}
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/**
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* set the value.
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*/
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public void set(int i, int j, Complex value) {
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storage[ix.setDirect(i, j)] = value;
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}
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}
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/**
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* Concrete implementation of Array specialized for doubles, rank 3.
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*/
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public static class D3 extends ArrayComplex {
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private Index3D ix;
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/**
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* Constructor for array of shape {len0,len1,len2}.
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*/
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public D3(int len0, int len1, int len2) {
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super(new int[]{len0, len1, len2});
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ix = (Index3D) indexCalc;
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}
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private D3(Index i, Complex[] store) {
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super(i, store);
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ix = (Index3D) indexCalc;
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}
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/**
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* get the value.
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*/
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public Complex get(int i, int j, int k) {
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return storage[ix.setDirect(i, j, k)];
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}
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/**
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* set the value.
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*/
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public void set(int i, int j, int k, Complex value) {
|
|
storage[ix.setDirect(i, j, k)] = value;
|
|
}
|
|
|
|
public IF getIF() {
|
|
return new IF();
|
|
}
|
|
|
|
public class IF {
|
|
|
|
private int currElement = -1;
|
|
private int size = (int) ix.getSize();
|
|
|
|
public boolean hasNext(int howMany) {
|
|
return currElement < size - howMany;
|
|
}
|
|
|
|
public Complex getNext() {
|
|
return storage[++currElement];
|
|
}
|
|
|
|
public void setNext(Complex val) {
|
|
storage[++currElement] = val;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Concrete implementation of Array specialized for doubles, rank 4.
|
|
*/
|
|
public static class D4 extends ArrayComplex {
|
|
|
|
private Index4D ix;
|
|
|
|
/**
|
|
* Constructor for array of shape {len0,len1,len2,len3}.
|
|
*/
|
|
public D4(int len0, int len1, int len2, int len3) {
|
|
super(new int[]{len0, len1, len2, len3});
|
|
ix = (Index4D) indexCalc;
|
|
}
|
|
|
|
private D4(Index i, Complex[] store) {
|
|
super(i, store);
|
|
ix = (Index4D) indexCalc;
|
|
}
|
|
|
|
/**
|
|
* get the value.
|
|
*/
|
|
public Complex get(int i, int j, int k, int l) {
|
|
return storage[ix.setDirect(i, j, k, l)];
|
|
}
|
|
|
|
/**
|
|
* set the value.
|
|
*/
|
|
public void set(int i, int j, int k, int l, Complex value) {
|
|
storage[ix.setDirect(i, j, k, l)] = value;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Concrete implementation of Array specialized for doubles, rank 5.
|
|
*/
|
|
public static class D5 extends ArrayComplex {
|
|
|
|
private Index5D ix;
|
|
|
|
/**
|
|
* Constructor for array of shape {len0,len1,len2,len3,len4}.
|
|
*/
|
|
public D5(int len0, int len1, int len2, int len3, int len4) {
|
|
super(new int[]{len0, len1, len2, len3, len4});
|
|
ix = (Index5D) indexCalc;
|
|
}
|
|
|
|
private D5(Index i, Complex[] store) {
|
|
super(i, store);
|
|
ix = (Index5D) indexCalc;
|
|
}
|
|
|
|
/**
|
|
* get the value.
|
|
*/
|
|
public Complex get(int i, int j, int k, int l, int m) {
|
|
return storage[ix.setDirect(i, j, k, l, m)];
|
|
}
|
|
|
|
/**
|
|
* set the value.
|
|
*/
|
|
public void set(int i, int j, int k, int l, int m, Complex value) {
|
|
storage[ix.setDirect(i, j, k, l, m)] = value;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Concrete implementation of Array specialized for doubles, rank 6.
|
|
*/
|
|
public static class D6 extends ArrayComplex {
|
|
|
|
private Index6D ix;
|
|
|
|
/**
|
|
* Constructor for array of shape {len0,len1,len2,len3,len4,len5,}.
|
|
*/
|
|
public D6(int len0, int len1, int len2, int len3, int len4, int len5) {
|
|
super(new int[]{len0, len1, len2, len3, len4, len5});
|
|
ix = (Index6D) indexCalc;
|
|
}
|
|
|
|
private D6(Index i, Complex[] store) {
|
|
super(i, store);
|
|
ix = (Index6D) indexCalc;
|
|
}
|
|
|
|
/**
|
|
* get the value.
|
|
*/
|
|
public Complex get(int i, int j, int k, int l, int m, int n) {
|
|
return storage[ix.setDirect(i, j, k, l, m, n)];
|
|
}
|
|
|
|
/**
|
|
* set the value.
|
|
*/
|
|
public void set(int i, int j, int k, int l, int m, int n, Complex value) {
|
|
storage[ix.setDirect(i, j, k, l, m, n)] = value;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Concrete implementation of Array specialized for doubles, rank 7.
|
|
*/
|
|
public static class D7 extends ArrayComplex {
|
|
|
|
private Index7D ix;
|
|
|
|
/**
|
|
* Constructor for array of shape {len0,len1,len2,len3,len4,len5,len6}.
|
|
*/
|
|
public D7(int len0, int len1, int len2, int len3, int len4, int len5, int len6) {
|
|
super(new int[]{len0, len1, len2, len3, len4, len5, len6});
|
|
ix = (Index7D) indexCalc;
|
|
}
|
|
|
|
private D7(Index i, Complex[] store) {
|
|
super(i, store);
|
|
ix = (Index7D) indexCalc;
|
|
}
|
|
|
|
/**
|
|
* get the value.
|
|
*/
|
|
public Complex get(int i, int j, int k, int l, int m, int n, int o) {
|
|
return storage[ix.setDirect(i, j, k, l, m, n, o)];
|
|
}
|
|
|
|
/**
|
|
* set the value.
|
|
*/
|
|
public void set(int i, int j, int k, int l, int m, int n, int o, Complex value) {
|
|
storage[ix.setDirect(i, j, k, l, m, n, o)] = value;
|
|
}
|
|
}
|
|
|
|
}
|