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

                new Vector3());
    }


    @Test(expected = NullPointerException.class)
    public void testCtor05() {
        final Matrix3 m = new Matrix3(
                new Vector3(),
                new Vector3(),
                null);
    }

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Examples of jinngine.math.Matrix3

                null);
    }


    @Test
    public void testCtorMatrix() {
        final Matrix3 m = new Matrix3(new Matrix3(
                1., 2., 3.,
                4., 5., 6.,
                7., 8., 9.));


        assertMatrixEquals(new double[]{

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Examples of jinngine.math.Matrix3

                    7., 8., 9.}, m);
    }


    @Test
    public void testAssignMatrix() {
        final Matrix3 m = new Matrix3();
        final Matrix3 r = m.assign(new Matrix3(
                1., 2., 3.,
                4., 5., 6.,
                7., 8., 9.));
        assertSame(r, m);//assert it return this
        //assert every value is 0.

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Examples of jinngine.math.Matrix3


    }


    @Test
    public void testCtorMatrix4() {
        final Matrix3 m = new Matrix3(new Matrix4(
                1., 2., 3., -1.,
                4., 5., 6., -1.,
                7., 8., 9., -1.,
                -1., -1., -1., -1.));

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Examples of jinngine.math.Matrix3

                    7., 8., 9.}, m);
    }


    @Test
    public void testFtorIdentity() {
        final Matrix3 m = Matrix3.identity();
        final Matrix3 n = Matrix3.identity();
        assertNotSame(n, m);//create a new referene everytime like a ctor
        assertMatrixEquals(new double[]{
                    1., 0., 0.,
                    0., 1., 0.,
                    0., 0., 1.}, m);

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Examples of jinngine.math.Matrix3

                    0., 0., 1.}, m);
    }


    @Test
    public void testAssignIdentity() {
        final Matrix3 m = new Matrix3(
                7., 2., 3.,
                4., 5., 6.,
                1., 8., 9.);
        final Matrix3 r = m.assignIdentity();
        assertSame(r, m);//assert it return this
        assertMatrixEquals(new double[]{
                    1., 0., 0.,
                    0., 1., 0.,
                    0., 0., 1.}, m);

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Examples of jinngine.math.Matrix3

                    0., 0., 1.}, m);
    }


    @Test
    public void testFtorScaleDouble() {
        final Matrix3 m = Matrix3.scaleMatrix(3.);
        final Matrix3 n = Matrix3.scaleMatrix(3.);
        assertNotSame(n, m);//create a new referene everytime like a ctor
        assertMatrixEquals(new double[]{
                    3., 0., 0.,
                    0., 3., 0.,
                    0., 0., 3.}, m);

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Examples of jinngine.math.Matrix3

                    0., 0., 3.}, m);
    }


    @Test
    public void testAssignScaleDouble() {
        final Matrix3 m = new Matrix3(
                1., 2., 3.,
                4., 5., 6.,
                7., 8., 9.);
        final Matrix3 r = m.assignScale(3.);
        assertSame(r, m);//assert it return this
        assertMatrixEquals(new double[]{
                    3., 0., 0.,
                    0., 3., 0.,
                    0., 0., 3.}, m);

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Examples of jinngine.math.Matrix3

                    0., 0., 3.}, m);
    }


    @Test
    public void testFtorScale3Double() {
        final Matrix3 m = Matrix3.scaleMatrix(2., 3., 4.);
        final Matrix3 n = Matrix3.scaleMatrix(2., 3., 4.);
        assertNotSame(n, m);//create a new referene everytime like a ctor
        assertMatrixEquals(new double[]{
                    2., 0., 0.,
                    0., 3., 0.,
                    0., 0., 4.}, m);

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Examples of jinngine.math.Matrix3

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


    @Test
    public void testAssign3Double() {
        final Matrix3 m = new Matrix3(
                1., 2., 3.,
                4., 5., 6.,
                7., 8., 9.);
        final Matrix3 r = m.assignScale(2., 3., 4.);
        assertSame(r, m);//assert it return this
        assertMatrixEquals(new double[]{
                    2., 0., 0.,
                    0., 3., 0.,
                    0., 0., 4.}, m);

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