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A fast and easy to use dense matrix linear algebra library written in Java.
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/*
* Copyright (c) 2009-2013, Peter Abeles. All Rights Reserved.
*
* This file is part of Efficient Java Matrix Library (EJML).
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.ejml.data;
import org.ejml.ops.MatrixIO;
/**
* Fixed sized 6 by FixedMatrix6x6_64F matrix. The matrix is stored as class variables for very fast read/write. aXY is the
* value of row = X and column = Y.
*
* @author Peter Abeles
*/
public class FixedMatrix6x6_64F implements FixedMatrix64F {
public double a11,a12,a13,a14,a15,a16;
public double a21,a22,a23,a24,a25,a26;
public double a31,a32,a33,a34,a35,a36;
public double a41,a42,a43,a44,a45,a46;
public double a51,a52,a53,a54,a55,a56;
public double a61,a62,a63,a64,a65,a66;
public FixedMatrix6x6_64F() {
}
public FixedMatrix6x6_64F( double a11,double a12,double a13,double a14,double a15,double a16,
double a21,double a22,double a23,double a24,double a25,double a26,
double a31,double a32,double a33,double a34,double a35,double a36,
double a41,double a42,double a43,double a44,double a45,double a46,
double a51,double a52,double a53,double a54,double a55,double a56,
double a61,double a62,double a63,double a64,double a65,double a66)
{
this.a11 = a11;
this.a12 = a12;
this.a13 = a13;
this.a14 = a14;
this.a15 = a15;
this.a16 = a16;
this.a21 = a21;
this.a22 = a22;
this.a23 = a23;
this.a24 = a24;
this.a25 = a25;
this.a26 = a26;
this.a31 = a31;
this.a32 = a32;
this.a33 = a33;
this.a34 = a34;
this.a35 = a35;
this.a36 = a36;
this.a41 = a41;
this.a42 = a42;
this.a43 = a43;
this.a44 = a44;
this.a45 = a45;
this.a46 = a46;
this.a51 = a51;
this.a52 = a52;
this.a53 = a53;
this.a54 = a54;
this.a55 = a55;
this.a56 = a56;
this.a61 = a61;
this.a62 = a62;
this.a63 = a63;
this.a64 = a64;
this.a65 = a65;
this.a66 = a66;
}
public FixedMatrix6x6_64F( FixedMatrix6x6_64F o ) {
this.a11 = o.a11;
this.a12 = o.a12;
this.a13 = o.a13;
this.a14 = o.a14;
this.a15 = o.a15;
this.a16 = o.a16;
this.a21 = o.a21;
this.a22 = o.a22;
this.a23 = o.a23;
this.a24 = o.a24;
this.a25 = o.a25;
this.a26 = o.a26;
this.a31 = o.a31;
this.a32 = o.a32;
this.a33 = o.a33;
this.a34 = o.a34;
this.a35 = o.a35;
this.a36 = o.a36;
this.a41 = o.a41;
this.a42 = o.a42;
this.a43 = o.a43;
this.a44 = o.a44;
this.a45 = o.a45;
this.a46 = o.a46;
this.a51 = o.a51;
this.a52 = o.a52;
this.a53 = o.a53;
this.a54 = o.a54;
this.a55 = o.a55;
this.a56 = o.a56;
this.a61 = o.a61;
this.a62 = o.a62;
this.a63 = o.a63;
this.a64 = o.a64;
this.a65 = o.a65;
this.a66 = o.a66;
}
@Override
public double get(int row, int col) {
return unsafe_get(row,col);
}
@Override
public double unsafe_get(int row, int col) {
if( row == 0 ) {
if( col == 0 ) {
return a11;
} else if( col == 1 ) {
return a12;
} else if( col == 2 ) {
return a13;
} else if( col == 3 ) {
return a14;
} else if( col == 4 ) {
return a15;
} else if( col == 5 ) {
return a16;
}
} else if( row == 1 ) {
if( col == 0 ) {
return a21;
} else if( col == 1 ) {
return a22;
} else if( col == 2 ) {
return a23;
} else if( col == 3 ) {
return a24;
} else if( col == 4 ) {
return a25;
} else if( col == 5 ) {
return a26;
}
} else if( row == 2 ) {
if( col == 0 ) {
return a31;
} else if( col == 1 ) {
return a32;
} else if( col == 2 ) {
return a33;
} else if( col == 3 ) {
return a34;
} else if( col == 4 ) {
return a35;
} else if( col == 5 ) {
return a36;
}
} else if( row == 3 ) {
if( col == 0 ) {
return a41;
} else if( col == 1 ) {
return a42;
} else if( col == 2 ) {
return a43;
} else if( col == 3 ) {
return a44;
} else if( col == 4 ) {
return a45;
} else if( col == 5 ) {
return a46;
}
} else if( row == 4 ) {
if( col == 0 ) {
return a51;
} else if( col == 1 ) {
return a52;
} else if( col == 2 ) {
return a53;
} else if( col == 3 ) {
return a54;
} else if( col == 4 ) {
return a55;
} else if( col == 5 ) {
return a56;
}
} else if( row == 5 ) {
if( col == 0 ) {
return a61;
} else if( col == 1 ) {
return a62;
} else if( col == 2 ) {
return a63;
} else if( col == 3 ) {
return a64;
} else if( col == 4 ) {
return a65;
} else if( col == 5 ) {
return a66;
}
}
throw new IllegalArgumentException("Row and/or column out of range. "+row+" "+col);
}
@Override
public void set(int row, int col, double val) {
unsafe_set(row,col,val);
}
@Override
public void unsafe_set(int row, int col, double val) {
if( row == 0 ) {
if( col == 0 ) {
a11 = val; return;
} else if( col == 1 ) {
a12 = val; return;
} else if( col == 2 ) {
a13 = val; return;
} else if( col == 3 ) {
a14 = val; return;
} else if( col == 4 ) {
a15 = val; return;
} else if( col == 5 ) {
a16 = val; return;
}
} else if( row == 1 ) {
if( col == 0 ) {
a21 = val; return;
} else if( col == 1 ) {
a22 = val; return;
} else if( col == 2 ) {
a23 = val; return;
} else if( col == 3 ) {
a24 = val; return;
} else if( col == 4 ) {
a25 = val; return;
} else if( col == 5 ) {
a26 = val; return;
}
} else if( row == 2 ) {
if( col == 0 ) {
a31 = val; return;
} else if( col == 1 ) {
a32 = val; return;
} else if( col == 2 ) {
a33 = val; return;
} else if( col == 3 ) {
a34 = val; return;
} else if( col == 4 ) {
a35 = val; return;
} else if( col == 5 ) {
a36 = val; return;
}
} else if( row == 3 ) {
if( col == 0 ) {
a41 = val; return;
} else if( col == 1 ) {
a42 = val; return;
} else if( col == 2 ) {
a43 = val; return;
} else if( col == 3 ) {
a44 = val; return;
} else if( col == 4 ) {
a45 = val; return;
} else if( col == 5 ) {
a46 = val; return;
}
} else if( row == 4 ) {
if( col == 0 ) {
a51 = val; return;
} else if( col == 1 ) {
a52 = val; return;
} else if( col == 2 ) {
a53 = val; return;
} else if( col == 3 ) {
a54 = val; return;
} else if( col == 4 ) {
a55 = val; return;
} else if( col == 5 ) {
a56 = val; return;
}
} else if( row == 5 ) {
if( col == 0 ) {
a61 = val; return;
} else if( col == 1 ) {
a62 = val; return;
} else if( col == 2 ) {
a63 = val; return;
} else if( col == 3 ) {
a64 = val; return;
} else if( col == 4 ) {
a65 = val; return;
} else if( col == 5 ) {
a66 = val; return;
}
}
throw new IllegalArgumentException("Row and/or column out of range. "+row+" "+col);
}
@Override
public int getNumRows() {
return 6;
}
@Override
public int getNumCols() {
return 6;
}
@Override
public int getNumElements() {
return 36;
}
@Override
public T copy() {
return (T)new FixedMatrix6x6_64F(this);
}
@Override
public void print() {
MatrixIO.print(System.out, this);
}
}