/*
* Copyright (C) 2008-2015 by Holger Arndt
*
* This file is part of the Universal Java Matrix Package (UJMP).
* See the NOTICE file distributed with this work for additional
* information regarding copyright ownership and licensing.
*
* UJMP is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* UJMP 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with UJMP; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301 USA
*/
package org.ujmp.core.bytematrix.impl;
import org.ujmp.core.Matrix;
import org.ujmp.core.bytematrix.stub.AbstractDenseByteMatrix2D;
public class ArrayDenseByteMatrix2D extends AbstractDenseByteMatrix2D {
private static final long serialVersionUID = 1111734188254187991L;
private final byte[][] values;
public ArrayDenseByteMatrix2D(byte[]... v) {
super(v.length, v[0].length);
this.values = v;
}
public ArrayDenseByteMatrix2D(int rows, int columns) {
super(rows, columns);
values = new byte[rows][columns];
}
public ArrayDenseByteMatrix2D(byte[] v) {
super(v.length, 1);
this.values = new byte[v.length][1];
for (int r = v.length; --r >= 0;) {
values[r][0] = v[r];
}
}
public byte getByte(long row, long column) {
return values[(int) row][(int) column];
}
public void setByte(byte value, long row, long column) {
values[(int) row][(int) column] = value;
}
public byte getByte(int row, int column) {
return values[row][column];
}
public void setByte(byte value, int row, int column) {
values[row][column] = value;
}
public final Matrix transpose() {
byte[][] result = new byte[values[0].length][values.length];
for (int r = result.length; --r >= 0;) {
for (int c = result[0].length; --c >= 0;) {
result[r][c] = values[c][r];
}
}
return new ArrayDenseByteMatrix2D(result);
}
}