*Install*
Run 

./local-install.sh

*Restart file format*
<start time>
<number of particles>
...
<material name> <X> <Y> <Vx> <Vy> <density> <pressure> <temperature>
...
<empty line>

*Input file format*
To use restart file 
INITIAL_CONDITION	1

The level of statistics output
DIAGNOSE			2

number of cells in x and y direction
CELLS 

size of one cell
CELL_SIZE			5.0e-3

support length
SMOOTHING_LENGTH	5.0e-3

the number of particle in one direction in a cell
CELL_RATIO			3

the basic of dimensions
DIMENSION

TIMING  <inital time> <the last time> <output timestep>

gravity force vector
G_FORCE

DIMENSION

type code of coundary
1: periodic
0: wall coundary
BOUNDARY <use or not wall file, must be 0> <type codes of boundry X0, X1, Y0,
Y1>
<velocity of the wall>

NUMBER_OF_MATERIALS <numb_mat>


MATERIALS
<material_name><material_type>	<cv>	<eta>	<zeta>	<kappa>	<gamma>	<b0>	<rho0>	<a0>
(one line for each material)

FORCES
<mat#k>	<mat#m>		<epsilon>	<sigma>	<shear_slip>	<bulk_slip>	<heat_slip>
(numb_mat*numb_mat lines, one for each material pair)


*Simulations*
cd src
Couette simulation
./sph ../cases/couette
To stop CTRL+c

*Postprocessing*
cd outdata/
../../scripts/dat2punto.sh > punto.dat

*Visualization*
punto -D 2 -V -s 50 punto.dat
punto -D 2 -c 4 -B 0:0:0.04:0.04 -G -0.2:0.2 punto.dat
<s> to start 

gnuplot 
plot n=1, 'punto.dat' u 2:3 every :::n::n
plot n=10, A=250.0, 'punto.dat' u 2:3 every :::n::n+5, A*x*(L-x)

*Others*
To remove output directory
rm -rf outdata/