Examples of UnitSphereRandomVectorGenerator | massapi.com

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Examples of UnitSphereRandomVectorGenerator

org.apache.commons.math.random.UnitSphereRandomVectorGenerator
Generate random vectors isotropically located on the surface of a sphere. @since 2.1 @version $Revision: 990655 $ $Date: 2010-08-29 23:49:40 +0200 (dim. 29 août 2010) $
org.apache.commons.math3.random.UnitSphereRandomVectorGenerator
Generate random vectors isotropically located on the surface of a sphere. @since 2.1

Examples of org.apache.commons.math3.random.UnitSphereRandomVectorGenerator

    @Test
    public void testDoubleRotations() throws MathIllegalArgumentException {


        DfpField field = new DfpField(20);
        Well1024a random = new Well1024a(0x180b41cfeeffaf67l);
        UnitSphereRandomVectorGenerator g = new UnitSphereRandomVectorGenerator(3, random);
        for (int i = 0; i < 10; ++i) {
            double[] unit1 = g.nextVector();
            Rotation r1 = new Rotation(new Vector3D(unit1[0], unit1[1], unit1[2]),
                                      random.nextDouble());
            FieldRotation<Dfp> r1Prime = new FieldRotation<Dfp>(field.newDfp(r1.getQ0()),
                                                                field.newDfp(r1.getQ1()),
                                                                field.newDfp(r1.getQ2()),
                                                                field.newDfp(r1.getQ3()),
                                                                false);
            double[] unit2 = g.nextVector();
            FieldRotation<Dfp> r2 = new FieldRotation<Dfp>(createVector(unit2[0], unit2[1], unit2[2]),
                                           createAngle(random.nextDouble()));


            FieldRotation<Dfp> rA = FieldRotation.applyTo(r1, r2);
            FieldRotation<Dfp> rB = r1Prime.applyTo(r2);

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Examples of org.apache.commons.math3.random.UnitSphereRandomVectorGenerator

    public MultivariateFunction interpolate(final double[][] xval,
                                            final double[] yval)
        throws DimensionMismatchException,
               NoDataException,
               NullArgumentException {
        final UnitSphereRandomVectorGenerator rand
            = new UnitSphereRandomVectorGenerator(xval[0].length);
        return new MicrosphereInterpolatingFunction(xval, yval,
                                                    brightnessExponent,
                                                    microsphereElements,
                                                    rand);
    }

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