Examples with Point2D_F32 georegression.struct.point.Point2D_F32 used on opensource projects

Example 41 with Point2D_F32

use of georegression.struct.point.Point2D_F32 in project BoofCV by lessthanoptimal.

the class TestLocalWeightedHistogramRotRect method isInFastBounds.

@Test
public void isInFastBounds() {
    DummyInterpolate interp = new DummyInterpolate();
    RectangleRotate_F32 rect = new RectangleRotate_F32(4, 5, 10, 20, 0);
    LocalWeightedHistogramRotRect alg = new LocalWeightedHistogramRotRect(10, 3, 12, 3, 255, interp);
    alg.c = 1;
    alg.s = 0;
    assertTrue(alg.isInFastBounds(rect));
    // see if it checked to see if the four corners are in bounds
    assertEquals(4, interp.list.size());
    Point2D_F32 p0 = interp.list.get(0);
    Point2D_F32 p1 = interp.list.get(1);
    Point2D_F32 p2 = interp.list.get(2);
    Point2D_F32 p3 = interp.list.get(3);
    // the order really doesn't matter, but easier to code the test this way
    assertEquals(4f - 4.5f, p0.x, 1e-4f);
    assertEquals(5f - 9.5f, p0.y, 1e-4f);
    assertEquals(4f - 4.5f, p1.x, 1e-4f);
    assertEquals(5f + 9.5f, p1.y, 1e-4f);
    assertEquals(4f + 4.5f, p2.x, 1e-4f);
    assertEquals(5f + 9.5f, p2.y, 1e-4f);
    assertEquals(4f + 4.5f, p3.x, 1e-4f);
    assertEquals(5f - 9.5f, p3.y, 1e-4f);
}

Example 42 with Point2D_F32

use of georegression.struct.point.Point2D_F32 in project BoofCV by lessthanoptimal.

the class TestQrCodeBinaryGridToPixel method check.

private void check(QrCodeBinaryGridToPixel transformGrid, float x, float y, float expectedX, float expectedY) {
    Point2D_F32 found = new Point2D_F32();
    transformGrid.gridToImage(y, x, found);
    assertEquals(expectedX, found.x, 1e-4f);
    assertEquals(expectedY, found.y, 1e-4f);
}

Example 43 with Point2D_F32

use of georegression.struct.point.Point2D_F32 in project BoofCV by lessthanoptimal.

the class ImplPerspectiveOps_F32 method renderPixel.

public static Point2D_F32 renderPixel(Se3_F32 worldToCamera, FMatrixRMaj K, Point3D_F32 X) {
    Point3D_F32 X_cam = new Point3D_F32();
    SePointOps_F32.transform(worldToCamera, X, X_cam);
    // see if it's behind the camera
    if (X_cam.z <= 0)
        return null;
    Point2D_F32 norm = new Point2D_F32(X_cam.x / X_cam.z, X_cam.y / X_cam.z);
    if (K == null)
        return norm;
    // convert into pixel coordinates
    return GeometryMath_F32.mult(K, norm, norm);
}

Example 44 with Point2D_F32

use of georegression.struct.point.Point2D_F32 in project BoofCV by lessthanoptimal.

the class ImplPerspectiveOps_F32 method convertNormToPixel.

public static Point2D_F32 convertNormToPixel(FMatrixRMaj K, Point2D_F32 norm, Point2D_F32 pixel) {
    if (pixel == null)
        pixel = new Point2D_F32();
    PinholeNtoP_F32 alg = new PinholeNtoP_F32();
    alg.set(K.get(0, 0), K.get(1, 1), K.get(0, 1), K.get(0, 2), K.get(1, 2));
    alg.compute(norm.x, norm.y, pixel);
    return pixel;
}

Example 45 with Point2D_F32

use of georegression.struct.point.Point2D_F32 in project BoofCV by lessthanoptimal.

the class ImplPerspectiveOps_F32 method convertPixelToNorm.

public static Point2D_F32 convertPixelToNorm(FMatrixRMaj K, Point2D_F32 pixel, Point2D_F32 norm) {
    if (norm == null)
        norm = new Point2D_F32();
    PinholePtoN_F32 alg = new PinholePtoN_F32();
    alg.set(K.get(0, 0), K.get(1, 1), K.get(0, 1), K.get(0, 2), K.get(1, 2));
    alg.compute(pixel.x, pixel.y, norm);
    return norm;
}