def do_integration():
cfg = swarmng.config(nsys=64,
nbod=3,
log_writer='bdb',
log_output_db=output_file_name,
log_interval=1,
integrator='hermite_cpu_log',
time_step=0.01,
nogpu=1)
ref = swarmng.generate_ensemble(cfg)
ens = ref.clone()
swarmng.init(cfg)
integ = swarmng.Integrator.create(cfg)
integ.ensemble = ens
swarmng.sync
for i in range(1, final_time + 1):
integ.destination_time = i
integ.integrate()
def do_integration():
cfg = swarmng.config(
nsys=64,
nbod=3,
log_writer='bdb',
log_output_db=output_file_name,
log_interval=1,
integrator='hermite_cpu_log',
time_step=0.01,
nogpu=1
);
ref = swarmng.generate_ensemble( cfg )
ens = ref.clone()
swarmng.init(cfg)
integ = swarmng.Integrator.create( cfg )
integ.ensemble = ens
swarmng.sync
for i in range(1,final_time+1):
integ.destination_time = i
integ.integrate()
#!/usr/bin/env python2
# -*- coding: utf8 -*-
import swarmng
import time
for c in range(0,2):
swarmng.init(swarmng.config(CUDA_DEVICE=c,verbose=1))
integ = swarmng.Integrator.create(swarmng.config(integrator="hermite",time_step=0.001))
times = []
for nb in range(3,7):
integ.ensemble = swarmng.generate_ensemble(swarmng.config(nsys=8000,nbod=nb))
integ.destination_time = 10.0
start = time.clock()
integ.integrate()
times.append(time.clock() - start)
print(times)
