Examples of Matrix3

com.ardor3d.math.Matrix3
Matrix3 represents a double precision 3x3 matrix. Note: some algorithms in this class were ported from Eberly, Wolfram, Game Gems and others to Java.
com.badlogic.gdx.math.Matrix3
kipedia.org/wiki/Row-major_order#Column-major_order">column major matrix; useful for 2D transforms. @author mzechner
jinngine.math.Matrix3
A 3x3 matrix implementation
org.geotools.referencing.operation.matrix.Matrix3
A matrix of fixed {@value #SIZE}× {@value #SIZE} size. This specialized matrix providesbetter accuracy than {@link GeneralMatrix} for matrix inversion and multiplication. @since 2.2 @source $URL$ @version $Id$ @author Martin Desruisseaux (IRD)

Examples of jinngine.math.Matrix3

                    0., 0., 4.}, m);
    }


    @Test
    public void testColumn01() {
        final Matrix3 m = new Matrix3(
                1., 2., 3.,
                4., 5., 6.,
                7., 8., 9.);
        final Vector3 c1 = m.column(0);
        assertEquals(1., c1.x);
        assertEquals(4., c1.y);
        assertEquals(7., c1.z);
        final Vector3 c2 = m.column(1);
        assertNotSame(c1, c2); // Vector is not recycled
        assertEquals(2., c2.x);
        assertEquals(5., c2.y);
        assertEquals(8., c2.z);
        final Vector3 c3 = m.column(2);
        assertEquals(3., c3.x);
        assertEquals(6., c3.y);
        assertEquals(9., c3.z);
    }

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Examples of jinngine.math.Matrix3

        assertEquals(9., c3.z);
    }


    @Test(expected = IllegalArgumentException.class)
    public void testColumn02() {
        new Matrix3().column(-1);
    }

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Examples of jinngine.math.Matrix3

        new Matrix3().column(-1);
    }


    @Test(expected = IllegalArgumentException.class)
    public void testColumn03() {
        new Matrix3().column(3);
    }

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Examples of jinngine.math.Matrix3

        new Matrix3().column(3);
    }


    @Test
    public void testRow() {
        final Matrix3 m = new Matrix3(
                1., 2., 3.,
                4., 5., 6.,
                7., 8., 9.);
        final Vector3 r1 = m.row(0);
        assertEquals(1., r1.x);
        assertEquals(2., r1.y);
        assertEquals(3., r1.z);
        final Vector3 r2 = m.row(1);
        assertNotSame(r1, r2); // Vector is not recycled
        assertEquals(4., r2.x);
        assertEquals(5., r2.y);
        assertEquals(6., r2.z);
        final Vector3 r3 = m.row(2);
        assertEquals(7., r3.x);
        assertEquals(8., r3.y);
        assertEquals(9., r3.z);
    }

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Examples of jinngine.math.Matrix3

        assertEquals(9., r3.z);
    }


    @Test(expected = IllegalArgumentException.class)
    public void testRow02() {
        new Matrix3().row(-1);
    }

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Examples of jinngine.math.Matrix3

        new Matrix3().row(-1);
    }


    @Test(expected = IllegalArgumentException.class)
    public void testRow03() {
        new Matrix3().row(3);
    }

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Examples of jinngine.math.Matrix3

    @Test
    public void testColumnVectors() {
        final Vector3 c1 = new Vector3();
        final Vector3 c2 = new Vector3();
        final Vector3 c3 = new Vector3();
        new Matrix3(
                1., 2., 3.,
                4., 5., 6.,
                7., 8., 9.).getColumnVectors(c1, c2, c3);


        assertEquals(1., c1.x);

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Examples of jinngine.math.Matrix3

        assertEquals(9., c3.z);
    }


    @Test(expected = NullPointerException.class)
    public void testColumnVectors02() {
        new Matrix3().getColumnVectors(null, new Vector3(), new Vector3());
    }

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Examples of jinngine.math.Matrix3

        new Matrix3().getColumnVectors(null, new Vector3(), new Vector3());
    }


    @Test(expected = NullPointerException.class)
    public void testColumnVectors03() {
        new Matrix3().getColumnVectors(new Vector3(), null, new Vector3());
    }

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Examples of jinngine.math.Matrix3

        new Matrix3().getColumnVectors(new Vector3(), null, new Vector3());
    }


    @Test(expected = NullPointerException.class)
    public void testColumnVectors04() {
        new Matrix3().getColumnVectors(new Vector3(), new Vector3(), null);
    }

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