def _spherical_theta_component(field, data):
"""The spherical theta component of the vector field
Relative to the coordinate system defined by the *normal* vector,
*center*, and *bulk_* field parameters.
"""
normal = data.get_field_parameter("normal")
vectors = obtain_rv_vec(data, (xn, yn, zn), "bulk_%s" % basename)
theta = resize_vector(data["index", "spherical_theta"], vectors)
phi = resize_vector(data["index", "spherical_phi"], vectors)
return get_sph_theta_component(vectors, theta, phi, normal)
def _spherical_theta_component(field, data):
"""The spherical theta component of the vector field
Relative to the coordinate system defined by the *normal* vector,
*center*, and *bulk_* field parameters.
"""
normal = data.get_field_parameter("normal")
vectors = obtain_rv_vec(data, (xn, yn, zn),
"bulk_%s" % basename)
theta = resize_vector(data["index", "spherical_theta"], vectors)
phi = resize_vector(data["index", "spherical_phi"], vectors)
return get_sph_theta_component(vectors, theta, phi, normal)
def _cylindrical_radius_component(field, data):
"""The cylindrical radius component of the vector field
Relative to the coordinate system defined by the *normal* vector,
*center*, and *bulk_* field parameters.
"""
normal = data.get_field_parameter("normal")
vectors = obtain_rv_vec(data, (xn, yn, zn), "bulk_%s" % basename)
theta = resize_vector(data["index", 'cylindrical_theta'], vectors)
return get_cyl_r_component(vectors, theta, normal)
def _cylindrical_radius_component(field, data):
"""The cylindrical radius component of the vector field
Relative to the coordinate system defined by the *normal* vector,
*center*, and *bulk_* field parameters.
"""
normal = data.get_field_parameter("normal")
vectors = obtain_rv_vec(data, (xn, yn, zn),
"bulk_%s" % basename)
theta = resize_vector(data["index", 'cylindrical_theta'], vectors)
return get_cyl_r_component(vectors, theta, normal)
def _cylindrical_radial(field, data):
normal = data.get_field_parameter("normal")
vectors = obtain_rv_vec(data, (xn, yn, zn), "bulk_%s" % basename)
theta = resize_vector(data["index", 'cylindrical_theta'], vectors)
return get_cyl_r_component(vectors, theta, normal)