org.ejml.dense.row.linsol.LinearSolverAbstract_DDRM Maven / Gradle / Ivy
/*
* Copyright (c) 2009-2017, 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.dense.row.linsol;
import org.ejml.data.DMatrixRMaj;
import org.ejml.interfaces.linsol.LinearSolverDense;
/**
*
* An abstract class that provides some common functionality and a default implementation
* of invert that uses the solve function of the child class.
*
*
*
* The extending class must explicity call {@link #_setA(DMatrixRMaj)}
* inside of its {@link #setA} function.
*
*
* @author Peter Abeles
*/
public abstract class LinearSolverAbstract_DDRM implements LinearSolverDense {
protected DMatrixRMaj A;
protected int numRows;
protected int numCols;
public DMatrixRMaj getA() {
return A;
}
protected void _setA(DMatrixRMaj A) {
this.A = A;
this.numRows = A.numRows;
this.numCols = A.numCols;
}
@Override
public void invert(DMatrixRMaj A_inv) {
InvertUsingSolve_DDRM.invert(this,A,A_inv);
}
}