Java Array One Dimension to Two Dimension array1DTo2D(final Object data, final int bitpix, final int width, final int height)

Description

Converts a Fits data 1D to 2D.

License

Open Source License

Parameter

Parameter	Description
data	data to convert
bitpix	bitpix value
width	number of pixels along X axis
height	number of pixels along Y axis

Return

the fits 2D

Declaration

public static Object array1DTo2D(final Object data, final int bitpix, final int width, final int height) 

Method Source Code

//package com.java2s;
/*******************************************************************************
* Copyright 2010-2014 CNES - CENTRE NATIONAL d'ETUDES SPATIALES
*
* This file is part of SITools2.//from   www  .  j  av  a 2  s  .  c  o  m
*
* SITools2 is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* SITools2 is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with SITools2.  If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/

public class Main {
    /**
     * Converts a Fits data 1D to 2D.
     *
     * @param data data to convert
     * @param bitpix bitpix value
     * @param width number of pixels along X axis
     * @param height number of pixels along Y axis
     * @return the fits 2D
     */
    public static Object array1DTo2D(final Object data, final int bitpix, final int width, final int height) {
        Object obj;
        switch (bitpix) {
        case 8:
            byte[] dataB = (byte[]) data;
            byte[][] resultB = new byte[height][width];
            for (int i = 0; i < height; i++) {
                for (int j = 0; j < width; j++) {
                    resultB[i][j] = dataB[i * width + j];
                }
            }
            obj = resultB;
            break;
        case 16:
            short[] dataS = (short[]) data;
            short[][] resultS = new short[height][width];
            for (int i = 0; i < height; i++) {
                for (int j = 0; j < width; j++) {
                    resultS[i][j] = dataS[i * width + j];
                }
            }
            obj = resultS;
            break;
        case 32:
            int[] dataI = (int[]) data;
            int[][] resultI = new int[height][width];
            for (int i = 0; i < height; i++) {
                for (int j = 0; j < width; j++) {
                    resultI[i][j] = dataI[i * width + j];
                }
            }
            obj = resultI;
            break;
        case -32:
            float[] dataF = (float[]) data;
            float[][] resultF = new float[height][width];
            for (int i = 0; i < height; i++) {
                for (int j = 0; j < width; j++) {
                    resultF[i][j] = dataF[i * width + j];
                }
            }
            obj = resultF;
            break;
        case -64:
            double[] dataD = (double[]) data;
            double[][] resultD = new double[height][width];
            for (int i = 0; i < height; i++) {
                for (int j = 0; j < width; j++) {
                    resultD[i][j] = dataD[i * width + j];
                }
            }
            obj = resultD;
            break;
        default:
            throw new IllegalArgumentException("BitPix is not supported");
        }
        return obj;
    }
}

Related

1. array1DTo2D(double[] In, int H)
2. array1dTo2d(float[] in, int firstDim)
3. array1Dto2D(int m, int n, double[] b)
4. array1DTo2D(int[] array1D)
5. array1Dto2D(int[] d1, int imageWidth, int imageHeight)