example_params.txt

# SpectRE Parameters File

# Use the RK4 integrator (default is the Verlet integrator)
# -r

# Use LatticeEasy-style initial conditions (default is DEFROST-style initial conditions)
# -l
 
# Use homogeneous (zero variance) initial conditions
# -H phi
# -H chi

# The number of grid points per side of the box
-N 32

# The padding factor used for position-space integration
-P 2

# The physical size of the box
# -L 1.0

# The random seed
-R 5

# Set dt with an optional start time in program units
-t 0.001 -t 0.005:1.0

# The final time in program units
# -T 150.0

# Set a parameter value
# -p lambda_phi=1e-10
# -p lambda_chi=5e-11
-p g=5e-4
-p m_phi=1e-6
# -p m_chi=7e-9
-p phi0=0.2
# -p chi0=0.002

# Enable slice output of a variable
-s phi
-s chi
# -s V
# -s T_phi
# -s T_chi
# -s G_phi
# -s G_chi
-s rho
-s p
-s gpot

# -S <name>[=<value>][,<name>[=<value>]]*: Set a slice output option value. Valid options are:
-S dim=3
# -S length=16
# -S skip=2
# -S avg

# Set an output interval
-I all=10
# -I scale=1
-I energy=5
# -I spectra=1
-I screen=100
# -I slice=200
# -I stats=15
# -I twoptcorr=100

# Enable long-double mode
# --long