Examples with Homography2D_F32 georegression.struct.homography.Homography2D_F32 used on opensource projects

Example 16 with Homography2D_F32

use of georegression.struct.homography.Homography2D_F32 in project BoofCV by lessthanoptimal.

the class TestPixelTransformHomography_F32 method constructor_32.

@Test
public void constructor_32() {
    Homography2D_F32 a = new Homography2D_F32(1, 2, 3, 4, 5, 6, 7, 8, 9);
    PixelTransformHomography_F32 alg = new PixelTransformHomography_F32();
    alg.set(a);
    alg.compute(2, 3);
    Point2D_F32 p = new Point2D_F32(2, 3);
    Point2D_F32 expected = new Point2D_F32();
    HomographyPointOps_F32.transform(a, p, expected);
    assertEquals(expected.x, alg.distX, 1e-4);
    assertEquals(expected.y, alg.distY, 1e-4);
}

Example 17 with Homography2D_F32

use of georegression.struct.homography.Homography2D_F32 in project BoofCV by lessthanoptimal.

the class TestPointTransformHomography_F32 method compareToDirect.

/**
 * Directly computes the output
 */
@Test
public void compareToDirect() {
    Point2D_F32 input = new Point2D_F32(50, 60);
    Point2D_F32 output = new Point2D_F32();
    Point2D_F32 expected = new Point2D_F32();
    Homography2D_F32 H = new Homography2D_F32(1, 2, 3, 4, 5, 6, 7, 8, 9);
    HomographyPointOps_F32.transform(H, input, expected);
    PointTransformHomography_F32 alg = new PointTransformHomography_F32();
    alg.set(H);
    alg.compute(input.x, input.y, output);
    assertEquals(expected.x, output.x, 1e-4);
    assertEquals(expected.y, output.y, 1e-4);
}

Example 18 with Homography2D_F32

use of georegression.struct.homography.Homography2D_F32 in project BoofCV by lessthanoptimal.

the class UtilImageMotion method createPixelTransform.

/**
 * Given a motion model create a PixelTransform used to distort the image
 *
 * @param transform Motion transform
 * @return PixelTransform_F32 used to distort the image
 */
public static PixelTransform2_F32 createPixelTransform(InvertibleTransform transform) {
    PixelTransform2_F32 pixelTran;
    if (transform instanceof Homography2D_F64) {
        Homography2D_F32 t = ConvertFloatType.convert((Homography2D_F64) transform, null);
        pixelTran = new PixelTransformHomography_F32(t);
    } else if (transform instanceof Homography2D_F32) {
        pixelTran = new PixelTransformHomography_F32((Homography2D_F32) transform);
    } else if (transform instanceof Affine2D_F64) {
        Affine2D_F32 t = UtilAffine.convert((Affine2D_F64) transform, null);
        pixelTran = new PixelTransformAffine_F32(t);
    } else if (transform instanceof Affine2D_F32) {
        pixelTran = new PixelTransformAffine_F32((Affine2D_F32) transform);
    } else {
        throw new RuntimeException("Unknown model type");
    }
    return pixelTran;
}