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main.cc
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Created
Wed, May 1, 05:53
Size
1 KB
Mime Type
text/x-c
Expires
Fri, May 3, 05:53 (2 d)
Engine
blob
Format
Raw Data
Handle
17378451
Attached To
R9484 sp4e-homework-lars-bertil
main.cc
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#include "compute_gravity.hh"
#include "compute_verlet_integration.hh"
#include "csv_reader.hh"
#include "csv_writer.hh"
#include "my_types.hh"
#include "ping_pong_balls_factory.hh"
#include "material_points_factory.hh"
#include "planets_factory.hh"
#include "system.hh"
/* -------------------------------------------------------------------------- */
#include <cstdlib>
#include <iostream>
#include <sstream>
/* -------------------------------------------------------------------------- */
int
main
(
int
argc
,
char
**
argv
)
{
if
(
argc
!=
6
)
{
std
::
cout
<<
"Usage: "
<<
argv
[
0
]
<<
" nsteps dump_freq input.csv particle_type timestep"
<<
std
::
endl
;
std
::
cout
<<
"
\t
particle type can be: planet, ping_pong, material_point"
<<
std
::
endl
;
std
::
exit
(
EXIT_FAILURE
);
}
// the number of steps to perform
Real
nsteps
;
std
::
stringstream
(
argv
[
1
])
>>
nsteps
;
// freq to dump
int
freq
;
std
::
stringstream
(
argv
[
2
])
>>
freq
;
// init file
std
::
string
filename
=
argv
[
3
];
// particle type
std
::
string
type
=
argv
[
4
];
// timestep
Real
timestep
;
std
::
stringstream
(
argv
[
5
])
>>
timestep
;
if
(
type
==
"planet"
)
PlanetsFactory
::
getInstance
();
else
if
(
type
==
"ping_pong"
)
PingPongBallsFactory
::
getInstance
();
else
if
(
type
==
"material_point"
)
MaterialPointsFactory
::
getInstance
();
else
{
std
::
cout
<<
"Unknown particle type: "
<<
type
<<
std
::
endl
;
std
::
exit
(
EXIT_FAILURE
);
}
ParticlesFactoryInterface
&
factory
=
ParticlesFactoryInterface
::
getInstance
();
SystemEvolution
&
evol
=
factory
.
createSimulation
(
filename
,
timestep
);
CsvWriter
dumper
(
"init.csv"
);
dumper
.
write
(
evol
.
getSystem
());
evol
.
setNSteps
(
nsteps
);
evol
.
setDumpFreq
(
freq
);
evol
.
evolve
();
return
EXIT_SUCCESS
;
}
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