# ------------------  INPUTS TO MAIN PROGRAM  -------------------
max_step = 10

# PROBLEM SIZE & GEOMETRY
geometry.is_periodic = 0 0 0
geometry.coord_sys   = 0
geometry.prob_lo     = 0.    0.    0.
geometry.prob_hi     = 7.5e8 7.5e8 7.5e8

#amr.n_cell           = 384   384   384
amr.n_cell           =  64    64    64

# >>>>>>>>>>>>>  BC FLAGS <<<<<<<<<<<<<<<<
# 0 = Interior           3 = Symmetry
# 1 = Inflow             4 = SlipWall
# 2 = Outflow            5 = NoSlipWall
# >>>>>>>>>>>>>  BC FLAGS <<<<<<<<<<<<<<<<
castro.lo_bc       =  3 3 3
castro.hi_bc       =  2 2 2

# WHICH PHYSICS
castro.do_hydro      = 1
castro.do_react      = 0
castro.add_ext_src   = 0
castro.do_sponge     = 0
castro.ppm_type      = 1
castro.do_grav       = 1
gravity.gravity_type = PoissonGrav
gravity.drdxfac      = 4

gravity.rel_tol = 1.e-12

# RELEVANT FOR EOS
castro.small_temp    = 1.e-3
castro.small_dens    = 1.e-6

# TIME STEP CONTROL
castro.cfl            = 0.5     # cfl number for hyperbolic system
castro.init_shrink    = 0.1     # scale back initial timestep
castro.change_max     = 1.05    # scale back initial timestep
castro.dt_cutoff      = 1.e-10  # level 0 timestep below which we halt

# DIAGNOSTICS & VERBOSITY
castro.sum_interval   = 1       # timesteps between computing mass
castro.v              = 0       # verbosity in Castro.cpp
amr.v                 = 1       # verbosity in Amr.cpp
#amr.grid_log        = grdlog  # name of grid logging file

# REFINEMENT / REGRIDDING
amr.max_level       = 0       # maximum level number allowed
amr.ref_ratio       = 2 2 2 2 # refinement ratio
amr.regrid_int      = 2 2 2 2 # how often to regrid
amr.blocking_factor = 4       # block factor in grid generation
amr.max_grid_size   = 32
amr.n_error_buf     = 2 2 2 2 # number of buffer cells in error est

# CHECKPOINT FILES
amr.check_file      = chk_3d_  # root name of checkpoint file
amr.check_int       = 100000        # number of timesteps between checkpoints

# PLOTFILES
amr.plot_file       = plt_3d_  # root name of plotfile
amr.plot_int        = 100000        # number of timesteps between plotfiles
amr.derive_plot_vars = NONE

#PROBIN FILENAME
amr.probin_file = probin.octant
