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-# This parameter file sets up Brill-Lindquist initial data and finds the
-# apparent horizons in it with AHFinderDirect.
-
-########################################
-
-#
-# ***** grid *****
-#
-
-ActiveThorns = "CoordBase CartGrid3D PUGH"
-
-Driver::global_nx = 42
-Driver::global_ny = 42
-Driver::global_nz = 82
-PUGH::ghost_size = 2
-
-Grid::domain = "full"
-Grid::type = "byspacing"
-Grid::dxyz = 0.05
-Grid::avoid_origin = "true"
-
-########################################
-
-#
-# physics
-#
-
-ActiveThorns = "ADMBase ADMCoupling CoordGauge StaticConformal SpaceMask"
-ActiveThorns = "IDAnalyticBH"
-
-ADMBase::initial_data = "bl_bh"
-IDAnalyticBH::bl_nbh = 2
-
-IDAnalyticBH::bl_m_1 = 1.0
-IDAnalyticBH::bl_x0_1 = 0.0
-IDAnalyticBH::bl_y0_1 = 0.0
-IDAnalyticBH::bl_z0_1 = 1.0
-
-IDAnalyticBH::bl_m_2 = 1.0
-IDAnalyticBH::bl_x0_2 = 0.0
-IDAnalyticBH::bl_y0_2 = 0.0
-IDAnalyticBH::bl_z0_2 = -1.0
-
-########################################
-
-#
-# numerical methods
-#
-
-Cactus::cctk_itlast = 0
-ADMBase::metric_type = "static conformal"
-StaticConformal::conformal_storage = "factor+derivs+2nd derivs"
-ADMBase::evolution_method = "none"
-ADMBase::initial_lapse = "Cadez"
-ADMBase::lapse_evolution_method = "static"
-ADMBase::initial_shift = "zero"
-ADMBase::shift_evolution_method = "static"
-
-########################################
-
-ActiveThorns = "IOUtil"
-IOUtil::parfile_write = "no"
-
-########################################
-
-ActiveThorns = "SphericalSurface"
-SphericalSurface::nsurfaces = 1
-
-########################################
-
-#
-# AHFinderDirect
-#
-
-ActiveThorns = "SphericalSurface"
-ActiveThorns = "AEILocalInterp PUGHInterp PUGHReduce AHFinderDirect"
-
-AHFinderDirect::print_timing_stats = "true"
-##AHFinderDirect::verbose_level = "algorithm details"
-
-AHFinderDirect::h_base_file_name = "bl.h"
-AHFinderDirect::BH_diagnostics_base_file_name = "bl.BH_diagnostics"
-
-AHFinderDirect::N_horizons = 2
-
-AHFinderDIrect::which_surface_to_store_info[1] = 0
-AHFinderDirect::origin_x[1] = 0.0
-AHFinderDirect::origin_y[1] = 0.0
-AHFinderDirect::origin_z[1] = +1.0
-AHFinderDirect::initial_guess_method[1] = "coordinate sphere"
-AHFinderDirect::initial_guess__coord_sphere__x_center[1] = 0.0
-AHFinderDirect::initial_guess__coord_sphere__y_center[1] = 0.0
-AHFinderDirect::initial_guess__coord_sphere__z_center[1] = +1.0
-AHFinderDirect::initial_guess__coord_sphere__radius[1] = 0.5
-
-AHFinderDirect::origin_x[2] = 0.0
-AHFinderDirect::origin_y[2] = 0.0
-AHFinderDirect::origin_z[2] = -1.0
-AHFinderDirect::initial_guess_method[2] = "coordinate sphere"
-AHFinderDirect::initial_guess__coord_sphere__x_center[2] = 0.0
-AHFinderDirect::initial_guess__coord_sphere__y_center[2] = 0.0
-AHFinderDirect::initial_guess__coord_sphere__z_center[2] = -1.0
-AHFinderDirect::initial_guess__coord_sphere__radius[2] = 0.5