Source code for yt.frontends.rockstar.fields

"""
Rockstar-specific fields




"""

#-----------------------------------------------------------------------------
# Copyright (c) 2013, yt Development Team.
#
# Distributed under the terms of the Modified BSD License.
#
# The full license is in the file COPYING.txt, distributed with this software.
#-----------------------------------------------------------------------------

from yt.fields.field_info_container import \
    FieldInfoContainer

m_units = "Msun / h"                # Msun / h
p_units = "Mpccm / h"               # Mpc / h comoving
v_units = "km / s"                  # km /s phys, peculiar
r_units = "kpccm / h"               # kpc / h comoving

[docs]class RockstarFieldInfo(FieldInfoContainer): known_other_fields = ( ) known_particle_fields = ( ("particle_identifier", ("", [], None)), ("particle_position_x", (p_units, [], None)), ("particle_position_y", (p_units, [], None)), ("particle_position_z", (p_units, [], None)), ("particle_velocity_x", (v_units, [], None)), ("particle_velocity_y", (v_units, [], None)), ("particle_velocity_z", (v_units, [], None)), ("particle_corevel_x", (v_units, [], None)), ("particle_corevel_y", (v_units, [], None)), ("particle_corevel_z", (v_units, [], None)), ("particle_bulkvel_x", (v_units, [], None)), ("particle_bulkvel_y", (v_units, [], None)), ("particle_bulkvel_z", (v_units, [], None)), ("particle_mass", (m_units, [], "Mass")), ("virial_radius", (r_units, [], "Radius")), ("child_r", (r_units, [], None)), ("vmax_r", (v_units, [], None)), # These fields I don't have good definitions for yet. ('mgrav', ("", [], None)), ('vmax', (v_units, [], "V_{max}")), ('rvmax', (v_units, [], None)), ('rs', (r_units, [], "R_s")), ('klypin_rs', (r_units, [], "Klypin R_s")), ('vrms', (v_units, [], "V_{rms}")), ('Jx', ("", [], "J_x")), ('Jy', ("", [], "J_y")), ('Jz', ("", [], "J_z")), ('energy', ("", [], None)), ('spin', ("", [], "Spin Parameter")), ('alt_m1', (m_units, [], None)), ('alt_m2', (m_units, [], None)), ('alt_m3', (m_units, [], None)), ('alt_m4', (m_units, [], None)), ('Xoff', ("", [], None)), ('Voff', ("", [], None)), ('b_to_a', ("", [], "Ellipsoidal b to a")), ('c_to_a', ("", [], "Ellipsoidal c to a")), ('Ax', ("", [], "A_x")), ('Ay', ("", [], "A_y")), ('Az', ("", [], "A_z")), ('b_to_a2', ("", [], None)), ('c_to_a2', ("", [], None)), ('A2x', ("", [], "A2_x")), ('A2y', ("", [], "A2_y")), ('A2z', ("", [], "A2_z")), ('bullock_spin', ("", [], "Bullock Spin Parameter")), ('kin_to_pot', ("", [], "Kinetic to Potential")), ('m_pe_b', ("", [], None)), ('m_pe_d', ("", [], None)), ('num_p', ("", [], "Number of Particles")), ('num_child_particles', ("", [], "Number of Child Particles")), ('p_start', ("", [], None)), ('desc', ("", [], None)), ('flags', ("", [], None)), ('n_core', ("", [], None)), ('min_pos_err', ("", [], None)), ('min_vel_err', ("", [], None)), ('min_bulkvel_err', ("", [], None)), )