/*
* Copyright (C) 2011-2015, Peter Abeles. All Rights Reserved.
*
* This file is part of Geometric Regression Library (GeoRegression).
*
* 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 georegression.fitting.sphere;
import georegression.misc.GrlConstants;
import georegression.struct.point.Point3D_F64;
import org.ddogleg.optimization.DerivativeChecker;
import org.junit.Test;
import java.util.ArrayList;
import java.util.List;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
/**
* @author Peter Abeles
*/
public class TestSphereToPointSignedDistanceJacobian_F64 {
@Test
public void compareToNumerical() {
SphereToPointSignedDistance_F64 function = new SphereToPointSignedDistance_F64();
SphereToPointSignedDistanceJacobian_F64 jacobian = new SphereToPointSignedDistanceJacobian_F64();
// sphere
/**/double param[] = new /**/double[]{1,2,3,4};
List<Point3D_F64> points = new ArrayList<Point3D_F64>();
// inside, should be negative
points.add(new Point3D_F64(1.1,1.95,7.2));
// outside, should be positive
points.add(new Point3D_F64(0.96,-2.1,3.001));
points.add(new Point3D_F64(5.2,2.05,3.1));
function.setPoints(points);
jacobian.setPoints(points);
// DerivativeChecker.jacobianPrint(function, jacobian, param, 100.0*GrlConstants.DOUBLE_TEST_TOL,
// GrlConstants.DOUBLE_TEST_TOL);
assertTrue(DerivativeChecker.jacobian(function, jacobian, param, 100.0 * GrlConstants.DOUBLE_TEST_TOL,
GrlConstants.DOUBLE_TEST_TOL));
}
@Test
public void getN_and_getM() {
SphereToPointSignedDistanceJacobian_F64 alg = new SphereToPointSignedDistanceJacobian_F64();
List<Point3D_F64> points = new ArrayList<Point3D_F64>();
points.add(new Point3D_F64(1,2,3.5));
points.add(new Point3D_F64(1,2,3.5));
points.add(new Point3D_F64(1,2,3.5));
alg.setPoints(points);
assertEquals(4,alg.getNumOfInputsN());
assertEquals(points.size(),alg.getNumOfOutputsM());
}
}