001    /*
002     * Copyright (C) 2008-2010 by Holger Arndt
003     *
004     * This file is part of the Universal Java Matrix Package (UJMP).
005     * See the NOTICE file distributed with this work for additional
006     * information regarding copyright ownership and licensing.
007     *
008     * UJMP is free software; you can redistribute it and/or modify
009     * it under the terms of the GNU Lesser General Public License as
010     * published by the Free Software Foundation; either version 2
011     * of the License, or (at your option) any later version.
012     *
013     * UJMP is distributed in the hope that it will be useful,
014     * but WITHOUT ANY WARRANTY; without even the implied warranty of
015     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
016     * GNU Lesser General Public License for more details.
017     *
018     * You should have received a copy of the GNU Lesser General Public
019     * License along with UJMP; if not, write to the
020     * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
021     * Boston, MA  02110-1301  USA
022     */
023    
024    package org.ujmp.core.doublematrix.stub;
025    
026    import org.ujmp.core.Matrix;
027    import org.ujmp.core.calculation.DivideScalar;
028    import org.ujmp.core.calculation.MinusMatrix;
029    import org.ujmp.core.calculation.MinusScalar;
030    import org.ujmp.core.calculation.Mtimes;
031    import org.ujmp.core.calculation.PlusMatrix;
032    import org.ujmp.core.calculation.PlusScalar;
033    import org.ujmp.core.calculation.TimesMatrix;
034    import org.ujmp.core.calculation.TimesScalar;
035    import org.ujmp.core.calculation.Transpose;
036    import org.ujmp.core.doublematrix.DenseDoubleMatrix2D;
037    import org.ujmp.core.doublematrix.factory.DefaultDenseDoubleMatrix2DFactory;
038    import org.ujmp.core.doublematrix.factory.DenseDoubleMatrix2DFactory;
039    import org.ujmp.core.exceptions.MatrixException;
040    import org.ujmp.core.util.CoordinateIterator2D;
041    
042    public abstract class AbstractDenseDoubleMatrix2D extends AbstractDenseDoubleMatrix implements
043                    DenseDoubleMatrix2D {
044    
045            public static DenseDoubleMatrix2DFactory factory = new DefaultDenseDoubleMatrix2DFactory();
046    
047            private static final long serialVersionUID = 4518790844453035022L;
048    
049            public final Iterable<long[]> allCoordinates() {
050                    return new CoordinateIterator2D(getSize());
051            }
052    
053            public final double getDouble(long... coordinates) {
054                    return getDouble(coordinates[ROW], coordinates[COLUMN]);
055            }
056    
057            public final void setDouble(double value, long... coordinates) {
058                    setDouble(value, coordinates[ROW], coordinates[COLUMN]);
059            }
060    
061            public final Double getObject(long row, long column) throws MatrixException {
062                    return getDouble(row, column);
063            }
064    
065            public final void setObject(Double o, long row, long column) throws MatrixException {
066                    setDouble(o, row, column);
067            }
068    
069            public final Double getObject(int row, int column) throws MatrixException {
070                    return getDouble(row, column);
071            }
072    
073            public final void setObject(Double o, int row, int column) throws MatrixException {
074                    setDouble(o, row, column);
075            }
076    
077            public double getAsDouble(long row, long column) {
078                    return getDouble(row, column);
079            }
080    
081            public double getAsDouble(int row, int column) {
082                    return getDouble(row, column);
083            }
084    
085            public void setAsDouble(double value, int row, int column) {
086                    setDouble(value, row, column);
087            }
088    
089            public void setAsDouble(double value, long row, long column) {
090                    setDouble(value, row, column);
091            }
092    
093            public Matrix mtimes(Matrix m2) {
094                    if (m2 instanceof DenseDoubleMatrix2D) {
095                            final DenseDoubleMatrix2D result = factory.zeros(getRowCount(), m2.getColumnCount());
096                            Mtimes.DENSEDOUBLEMATRIX2D.calc(this, (DenseDoubleMatrix2D) m2, result);
097                            return result;
098                    } else {
099                            return super.mtimes(m2);
100                    }
101            }
102    
103            public Matrix times(Matrix m2) {
104                    if (m2 instanceof DenseDoubleMatrix2D) {
105                            final DenseDoubleMatrix2D result = factory.zeros(getRowCount(), getColumnCount());
106                            TimesMatrix.DENSEDOUBLEMATRIX2D.calc(this, (DenseDoubleMatrix2D) m2, result);
107                            return result;
108                    } else {
109                            return super.times(m2);
110                    }
111            }
112    
113            public Matrix divide(Matrix m2) {
114                    if (m2 instanceof DenseDoubleMatrix2D) {
115                            final DenseDoubleMatrix2D result = factory.zeros(getRowCount(), getColumnCount());
116                            DenseDoubleMatrix2D.divideMatrix.calc(this, (DenseDoubleMatrix2D) m2, result);
117                            return result;
118                    } else {
119                            return super.divide(m2);
120                    }
121            }
122    
123            public Matrix plus(Matrix m2) {
124                    if (m2 instanceof DenseDoubleMatrix2D) {
125                            final DenseDoubleMatrix2D result = getFactory().zeros(getRowCount(), getColumnCount());
126                            PlusMatrix.DENSEDOUBLEMATRIX2D.calc(this, (DenseDoubleMatrix2D) m2, result);
127                            return result;
128                    } else {
129                            return super.plus(m2);
130                    }
131            }
132    
133            public Matrix minus(Matrix m2) {
134                    if (m2 instanceof DenseDoubleMatrix2D) {
135                            final DenseDoubleMatrix2D result = getFactory().zeros(getRowCount(), getColumnCount());
136                            MinusMatrix.DENSEDOUBLEMATRIX2D.calc(this, (DenseDoubleMatrix2D) m2, result);
137                            return result;
138                    } else {
139                            return super.minus(m2);
140                    }
141            }
142    
143            public Matrix minus(double v) {
144                    final DenseDoubleMatrix2D result = getFactory().zeros(getRowCount(), getColumnCount());
145                    MinusScalar.DENSEDOUBLEMATRIX2D.calc(this, v, result);
146                    return result;
147            }
148    
149            public Matrix plus(double v) {
150                    final DenseDoubleMatrix2D result = getFactory().zeros(getRowCount(), getColumnCount());
151                    PlusScalar.DENSEDOUBLEMATRIX2D.calc(this, v, result);
152                    return result;
153            }
154    
155            public Matrix times(double v) {
156                    final DenseDoubleMatrix2D result = getFactory().zeros(getRowCount(), getColumnCount());
157                    TimesScalar.DENSEDOUBLEMATRIX2D.calc(this, v, result);
158                    return result;
159            }
160    
161            public Matrix divide(double v) {
162                    final DenseDoubleMatrix2D result = getFactory().zeros(getRowCount(), getColumnCount());
163                    DivideScalar.DENSEDOUBLEMATRIX2D.calc(this, v, result);
164                    return result;
165            }
166    
167            public Matrix transpose() {
168                    final DenseDoubleMatrix2D result = getFactory().zeros(getColumnCount(), getRowCount());
169                    Transpose.DENSEDOUBLEMATRIX2D.calc(this, result);
170                    return result;
171            }
172    
173            public DenseDoubleMatrix2DFactory getFactory() {
174                    return factory;
175            }
176    
177    }