# Pour 2d granular particles into container

dimension	2
atom_style	sphere
boundary	f fm p
newton		off
communicate	single vel yes

region		reg block 0 100 0 50 -0.5 0.5 units box
create_box	1 reg

neighbor	0.2 bin
neigh_modify	delay 0

# IMPORTANT NOTE: these values of stiffness (4000) and timestep (0.001)
# are used in this example file to produce a quick simulation and movie.
# More appropriate values for realistic simulations would be
# k = 4.0e5 and dt = 0.0001, as in bench/in.chute (if it were Hertzian).

pair_style      gran/hertz/history 4000.0 NULL 100.0 NULL 0.5 0
pair_coeff	* *

timestep	0.001

fix             1 all nve/sphere
fix		2 all gravity 1.0 spherical 0.0 -180.0
fix		xwalls all wall/gran 4000.0 NULL 100.0 NULL 0 1 &
		xplane 0 100
fix		ywalls all wall/gran 4000.0 NULL 100.0 NULL 0 1 &
		yplane 0 NULL
 
region          slab block 1.0 99.0 30 34.5 -0.5 0.5 units box
fix             ins all pour 1000 1 4767548 vol 0.4 10 &
	        diam 0.5 1.0 region slab

fix             3 all enforce2d

compute		1 all erotate/sphere
thermo_style	custom step atoms ke c_1 vol
thermo		1000
thermo_modify	lost ignore norm no
compute_modify	thermo_temp dynamic yes

dump		id all atom 250 dump.pour
run		25000
