Examples with Point2D_F64 georegression.struct.point.Point2D_F64 used on opensource projects

Example 36 with Point2D_F64

use of georegression.struct.point.Point2D_F64 in project BoofCV by lessthanoptimal.

the class TestMultiViewOps method constraint_Trifocal_plp.

@Test
public void constraint_Trifocal_plp() {
    Point3D_F64 X = new Point3D_F64(0.1, -0.05, 2);
    computeLines(X, line1, line2, line3);
    // When the tensor was constructed the first view was assumed to be [I|0], which
    // is why normalized image coordinates are used for the first view
    Point2D_F64 x1 = PerspectiveOps.renderPixel(new Se3_F64(), null, X);
    Point2D_F64 x3 = PerspectiveOps.renderPixel(worldToCam3, K, X);
    Vector3D_F64 found = MultiViewOps.constraint(tensor, x1, line2, x3, null);
    assertEquals(0, found.x, 1e-12);
    assertEquals(0, found.y, 1e-12);
    assertEquals(0, found.z, 1e-12);
}

Example 37 with Point2D_F64

use of georegression.struct.point.Point2D_F64 in project BoofCV by lessthanoptimal.

the class TestMultiViewOps method createEssential.

@Test
public void createEssential() {
    DMatrixRMaj R = ConvertRotation3D_F64.eulerToMatrix(EulerType.XYZ, 0.05, -0.04, 0.1, null);
    Vector3D_F64 T = new Vector3D_F64(2, 1, -3);
    T.normalize();
    DMatrixRMaj E = MultiViewOps.createEssential(R, T);
    // Test using the following theorem:  x2^T*E*x1 = 0
    Point3D_F64 X = new Point3D_F64(0.1, 0.1, 2);
    Point2D_F64 x0 = PerspectiveOps.renderPixel(new Se3_F64(), null, X);
    Point2D_F64 x1 = PerspectiveOps.renderPixel(new Se3_F64(R, T), null, X);
    double val = GeometryMath_F64.innerProd(x1, E, x0);
    assertEquals(0, val, 1e-8);
}

Example 38 with Point2D_F64

use of georegression.struct.point.Point2D_F64 in project BoofCV by lessthanoptimal.

the class TestMultiViewOps method constraint_epipolar.

@Test
public void constraint_epipolar() {
    Point3D_F64 X = new Point3D_F64(0.1, -0.05, 2);
    Point2D_F64 p1 = PerspectiveOps.renderPixel(new Se3_F64(), K, X);
    Point2D_F64 p2 = PerspectiveOps.renderPixel(worldToCam2, K, X);
    DMatrixRMaj E = MultiViewOps.createEssential(worldToCam2.R, worldToCam2.T);
    DMatrixRMaj F = MultiViewOps.createFundamental(E, K);
    assertEquals(0, MultiViewOps.constraint(F, p1, p2), 1e-8);
}

Example 39 with Point2D_F64

use of georegression.struct.point.Point2D_F64 in project BoofCV by lessthanoptimal.

the class TestMultiViewOps method constraint_Trifocal_ppl.

@Test
public void constraint_Trifocal_ppl() {
    Point3D_F64 X = new Point3D_F64(0.1, -0.05, 2);
    computeLines(X, line1, line2, line3);
    // When the tensor was constructed the first view was assumed to be [I|0], which
    // is why normalized image coordinates are used for the first view
    Point2D_F64 x1 = PerspectiveOps.renderPixel(new Se3_F64(), null, X);
    Point2D_F64 x2 = PerspectiveOps.renderPixel(worldToCam2, K, X);
    Vector3D_F64 found = MultiViewOps.constraint(tensor, x1, x2, line3, null);
    assertEquals(0, found.x, 1e-12);
    assertEquals(0, found.y, 1e-12);
    assertEquals(0, found.z, 1e-12);
}

Example 40 with Point2D_F64

use of georegression.struct.point.Point2D_F64 in project BoofCV by lessthanoptimal.

the class TestMultiViewOps method inducedHomography13.

@Test
public void inducedHomography13() {
    Point3D_F64 X = new Point3D_F64(0.1, -0.05, 2);
    computeLines(X, line1, line2, line3);
    // When the tensor was constructed the first view was assumed to be [I|0], which
    // is why normalized image coordinates are used for the first view
    Point2D_F64 p1 = PerspectiveOps.renderPixel(new Se3_F64(), null, X);
    Point2D_F64 p3 = PerspectiveOps.renderPixel(worldToCam3, K, X);
    DMatrixRMaj H13 = MultiViewOps.inducedHomography13(tensor, line2, null);
    Point2D_F64 found = new Point2D_F64();
    GeometryMath_F64.mult(H13, p1, found);
    assertEquals(p3.x, found.x, 1e-8);
    assertEquals(p3.y, found.y, 1e-8);
}