Example #1
0
def test_array_display():
    from ctapipe.visualization.mpl_array import ArrayDisplay

    # build a test subarray:
    tels = dict()
    tel_pos = dict()
    for ii, pos in enumerate([[0, 0, 0], [100, 0, 0], [-100, 0, 0]] * u.m):
        tels[ii + 1] = TelescopeDescription.from_name("MST", "NectarCam")
        tel_pos[ii + 1] = pos

    sub = SubarrayDescription(name="TestSubarray",
                              tel_positions=tel_pos,
                              tel_descriptions=tels)

    ad = ArrayDisplay(sub)
    ad.set_vector_rho_phi(1 * u.m, 90 * u.deg)

    # try setting a value
    vals = ones(sub.num_tels)
    ad.values = vals

    assert (vals == ad.values).all()

    # test using hillas params:
    hillas_dict = {
        1: HillasParametersContainer(length=1.0 * u.m, psi=90 * u.deg),
        2: HillasParametersContainer(length=200 * u.cm, psi="95deg"),
    }
    ad.set_vector_hillas(hillas_dict)
    ad.set_line_hillas(hillas_dict, range=300)
    ad.add_labels()
    ad.remove_labels()
Example #2
0
def test_array_display():
    """ check that we can do basic array display functionality """
    from ctapipe.visualization.mpl_array import ArrayDisplay
    from ctapipe.image import timing_parameters

    # build a test subarray:
    tels = dict()
    tel_pos = dict()
    for ii, pos in enumerate([[0, 0, 0], [100, 0, 0], [-100, 0, 0]] * u.m):
        tels[ii + 1] = TelescopeDescription.from_name("MST", "NectarCam")
        tel_pos[ii + 1] = pos

    sub = SubarrayDescription(name="TestSubarray",
                              tel_positions=tel_pos,
                              tel_descriptions=tels)

    ad = ArrayDisplay(sub)
    ad.set_vector_rho_phi(1 * u.m, 90 * u.deg)

    # try setting a value
    vals = ones(sub.num_tels)
    ad.values = vals

    assert (vals == ad.values).all()

    # test using hillas params:
    hillas_dict = {
        1: HillasParametersContainer(length=100.0 * u.m, psi=90 * u.deg),
        2: HillasParametersContainer(length=20000 * u.cm, psi="95deg"),
    }

    grad = 2
    intercept = 1

    geom = CameraGeometry.from_name("LSTCam")
    rot_angle = 20 * u.deg
    hillas = HillasParametersContainer(x=0 * u.m, y=0 * u.m, psi=rot_angle)

    timing_rot20 = timing_parameters(
        geom,
        image=ones(geom.n_pixels),
        peak_time=intercept + grad * geom.pix_x.value,
        hillas_parameters=hillas,
        cleaning_mask=ones(geom.n_pixels, dtype=bool),
    )
    gradient_dict = {
        1: timing_rot20.slope.value,
        2: timing_rot20.slope.value,
    }
    ad.set_vector_hillas(
        hillas_dict=hillas_dict,
        length=500,
        time_gradient=gradient_dict,
        angle_offset=0 * u.deg,
    )

    ad.set_line_hillas(hillas_dict, range=300)
    ad.add_labels()
    ad.remove_labels()
Example #3
0
def test_array_display():
    from ctapipe.visualization.mpl_array import ArrayDisplay
    from ctapipe.image.timing_parameters import timing_parameters

    # build a test subarray:
    tels = dict()
    tel_pos = dict()
    for ii, pos in enumerate([[0, 0, 0], [100, 0, 0], [-100, 0, 0]] * u.m):
        tels[ii + 1] = TelescopeDescription.from_name("MST", "NectarCam")
        tel_pos[ii + 1] = pos

    sub = SubarrayDescription(name="TestSubarray",
                              tel_positions=tel_pos,
                              tel_descriptions=tels)

    ad = ArrayDisplay(sub)
    ad.set_vector_rho_phi(1 * u.m, 90 * u.deg)

    # try setting a value
    vals = ones(sub.num_tels)
    ad.values = vals

    assert (vals == ad.values).all()

    # test using hillas params:
    hillas_dict = {
        1: HillasParametersContainer(length=100.0 * u.m, psi=90 * u.deg),
        2: HillasParametersContainer(length=20000 * u.cm, psi="95deg"),
    }

    grad = 2
    intercept = 1

    rot_angle = 20 * u.deg
    timing_rot20 = timing_parameters(pix_x=arange(4) * u.deg,
                                     pix_y=zeros(4) * u.deg,
                                     image=ones(4),
                                     peak_time=intercept * u.ns +
                                     grad * arange(4) * u.ns,
                                     rotation_angle=rot_angle)
    gradient_dict = {
        1: timing_rot20.gradient.value,
        2: timing_rot20.gradient.value,
    }
    ad.set_vector_hillas(hillas_dict=hillas_dict,
                         length=500,
                         time_gradient=gradient_dict,
                         angle_offset=0 * u.deg)

    ad.set_line_hillas(hillas_dict, range=300)
    ad.add_labels()
    ad.remove_labels()
Example #4
0
def test_array_display():
    """ check that we can do basic array display functionality """
    from ctapipe.visualization.mpl_array import ArrayDisplay
    from ctapipe.image import timing_parameters

    from ctapipe.containers import (
        ArrayEventContainer,
        DL1Container,
        DL1CameraContainer,
        ImageParametersContainer,
        CoreParametersContainer,
    )

    # build a test subarray:
    tels = dict()
    tel_pos = dict()
    for ii, pos in enumerate([[0, 0, 0], [100, 0, 0], [-100, 0, 0]] * u.m):
        tels[ii + 1] = TelescopeDescription.from_name("MST", "NectarCam")
        tel_pos[ii + 1] = pos

    sub = SubarrayDescription(name="TestSubarray",
                              tel_positions=tel_pos,
                              tel_descriptions=tels)

    # Create a fake event containing telescope-wise information about
    # the image directions projected on the ground
    event = ArrayEventContainer()
    event.dl1 = DL1Container()
    event.dl1.tel = {1: DL1CameraContainer(), 2: DL1CameraContainer()}
    event.dl1.tel[1].parameters = ImageParametersContainer()
    event.dl1.tel[2].parameters = ImageParametersContainer()
    event.dl1.tel[2].parameters.core = CoreParametersContainer()
    event.dl1.tel[1].parameters.core = CoreParametersContainer()
    event.dl1.tel[1].parameters.core.psi = u.Quantity(2.0, unit=u.deg)
    event.dl1.tel[2].parameters.core.psi = u.Quantity(1.0, unit=u.deg)

    ad = ArrayDisplay(subarray=sub)
    ad.set_vector_rho_phi(1 * u.m, 90 * u.deg)

    # try setting a value
    vals = np.ones(sub.num_tels)
    ad.values = vals

    assert (vals == ad.values).all()

    # test UV field ...

    # ...with colors by telescope type
    ad.set_vector_uv(np.array([1, 2, 3]) * u.m, np.array([1, 2, 3]) * u.m)
    # ...with scalar color
    ad.set_vector_uv(np.array([1, 2, 3]) * u.m, np.array([1, 2, 3]) * u.m, c=3)

    geom = CameraGeometry.from_name("LSTCam")
    rot_angle = 20 * u.deg
    hillas = CameraHillasParametersContainer(x=0 * u.m,
                                             y=0 * u.m,
                                             psi=rot_angle)

    # test using hillas params CameraFrame:
    hillas_dict = {
        1: CameraHillasParametersContainer(length=100.0 * u.m, psi=90 * u.deg),
        2: CameraHillasParametersContainer(length=20000 * u.cm, psi="95deg"),
    }

    grad = 2
    intercept = 1

    timing_rot20 = timing_parameters(
        geom,
        image=np.ones(geom.n_pixels),
        peak_time=intercept + grad * geom.pix_x.value,
        hillas_parameters=hillas,
        cleaning_mask=np.ones(geom.n_pixels, dtype=bool),
    )
    gradient_dict = {1: timing_rot20.slope.value, 2: timing_rot20.slope.value}
    core_dict = {
        tel_id: dl1.parameters.core.psi
        for tel_id, dl1 in event.dl1.tel.items()
    }
    ad.set_vector_hillas(
        hillas_dict=hillas_dict,
        core_dict=core_dict,
        length=500,
        time_gradient=gradient_dict,
        angle_offset=0 * u.deg,
    )
    ad.set_line_hillas(hillas_dict=hillas_dict, core_dict=core_dict, range=300)

    # test using hillas params for divergent pointing in telescopeframe:
    hillas_dict = {
        1:
        HillasParametersContainer(fov_lon=1.0 * u.deg,
                                  fov_lat=1.0 * u.deg,
                                  length=1.0 * u.deg,
                                  psi=90 * u.deg),
        2:
        HillasParametersContainer(fov_lon=1.0 * u.deg,
                                  fov_lat=1.0 * u.deg,
                                  length=1.0 * u.deg,
                                  psi=95 * u.deg),
    }
    ad.set_vector_hillas(
        hillas_dict=hillas_dict,
        core_dict=core_dict,
        length=500,
        time_gradient=gradient_dict,
        angle_offset=0 * u.deg,
    )
    ad.set_line_hillas(hillas_dict=hillas_dict, core_dict=core_dict, range=300)

    # test using hillas params for parallel pointing in telescopeframe:
    hillas_dict = {
        1:
        HillasParametersContainer(fov_lon=1.0 * u.deg,
                                  fov_lat=1.0 * u.deg,
                                  length=1.0 * u.deg,
                                  psi=90 * u.deg),
        2:
        HillasParametersContainer(fov_lon=1.0 * u.deg,
                                  fov_lat=1.0 * u.deg,
                                  length=1.0 * u.deg,
                                  psi=95 * u.deg),
    }
    ad.set_vector_hillas(
        hillas_dict=hillas_dict,
        core_dict=core_dict,
        length=500,
        time_gradient=gradient_dict,
        angle_offset=0 * u.deg,
    )

    # test negative time_gradients
    gradient_dict = {1: -0.03, 2: -0.02}
    ad.set_vector_hillas(
        hillas_dict=hillas_dict,
        core_dict=core_dict,
        length=500,
        time_gradient=gradient_dict,
        angle_offset=0 * u.deg,
    )
    # and very small
    gradient_dict = {1: 0.003, 2: 0.002}
    ad.set_vector_hillas(
        hillas_dict=hillas_dict,
        core_dict=core_dict,
        length=500,
        time_gradient=gradient_dict,
        angle_offset=0 * u.deg,
    )

    # Test background contour
    ad.background_contour(
        x=np.array([0, 1, 2]),
        y=np.array([0, 1, 2]),
        background=np.array([[0, 1, 2], [0, 1, 2], [0, 1, 2]]),
    )

    ad.set_line_hillas(hillas_dict=hillas_dict, core_dict=core_dict, range=300)
    ad.add_labels()
    ad.remove_labels()