def dist_generator(particles, energy, machine, fort13, jobs, factor, emittance_x, emittance_y, alpha_x, alpha_y, beta_x, beta_y, offset_x, offset_xp, offset_y, offset_yp, dispersion_x, dispersion_y, bunch, spread, seed):
job_str = '%s'%jobs
# Getting the Transverse sigmas (amplitudes of phase space ellipse)
# --------------------------------------------------------------------------------------------------------------
gamma_rel, beta_rel, p0, mass = get_rel_params(energy)
tx_max, txp_max = get_sigmas(alpha_x, beta_x, emittance_x, dispersion_x, spread, beta_rel, gamma_rel)
ty_max, typ_max = get_sigmas(alpha_y, beta_y, emittance_y, dispersion_y, spread, beta_rel, gamma_rel)
# Seeding
# --------------------------------------------------------------------------------------------------------------
if seed == 0:
myseed = random.randint(0, 429496729)
else:
myseed = seed
with open('seed.txt', 'a') as g:
print >> g, 'job ', job_str ,'seed ', myseed
np.random.seed(myseed)
random.seed(myseed)
# Generating the Transverse Distribution
# --------------------------------------------------------------------------------------------------------------
x_t = np.asarray(np.random.normal(0, factor * tx_max, round(particles)))
xp_t = np.asarray(np.random.normal(0, factor * txp_max, round(particles)))
y_t = np.asarray(np.random.normal(0, factor * ty_max, round(particles)))
yp_t = np.asarray(np.random.normal(0, factor * typ_max, round(particles)))
# Rotating the Transverse Distribution
# --------------------------------------------------------------------------------------------------------------
angle_x = np.arctan(-alpha_x/beta_x)
x = x_t*np.cos(angle_x) - xp_t*np.sin(angle_x)
xp = x_t*np.sin(angle_x) + xp_t*np.cos(angle_x)
angle_y = np.arctan(-alpha_y/beta_y)
y = y_t*np.cos(angle_y) - yp_t*np.sin(angle_y)
yp = y_t*np.sin(angle_y) + yp_t*np.cos(angle_y)
# Generating the Longitudinal Distribution
# --------------------------------------------------------------------------------------------------------------
z = []
E = []
dp = []
while len(z) < particles:
# Generate for as long time as is needed
particle_z = random.gauss(0,1)
particle_e = random.gauss(0,1)
trial_z = particle_z * bunch
trial_e = energy * (1 + particle_e*spread) #eV
trial_p = np.sqrt((trial_e - mass) * (trial_e + mass))
dPP = (trial_p - p0) / p0
h = get_bucket(machine, plot=False, z=trial_z, DELTA=dPP) # Longitudinal contour
if machine=='HL_coll' or machine=='HL_coll_200' or machine=='HL_coll_tcp' or machine=='HL_coll_tcp_200':
Hmargin = -0.01
elif machine=='SPS_inj':
Hmargin = -1
if h <= Hmargin:
z.append(float(trial_z))
E.append(float(trial_e))
dp.append(dPP)
else:
print 'Outside margin, trying again,', h
zz = np.asarray(z)
EE = np.asarray(E)
ddp = np.asarray(dp)
if fort13=='False':
outfile = 'init_dist_' + job_str + '.txt'
with open(outfile, 'w') as f:
for e1, e2, e3, e4, e5, e6 in zip(x, xp, y, yp, zz*1e3, EE*1e-6):
f.write('%8.6e %8.6e %8.6e %8.6e %8.6e %8.6e\n' % (e1, e2, e3, e4, e5, e6))
elif fort13=='True':
outfile = 'fort.13'
with open(outfile, 'w') as f:
for i in xrange(0, particles, 2):
f.write(str((x[i] + offset_x)*1e3) + "\n") #mm
f.write(str((xp[i] + offset_xp)*1e3) + "\n") #mrad
f.write(str((y[i] + offset_y)*1e3) + "\n") #mm
f.write(str((yp[i] + offset_yp)*1e3) + "\n") #mrad
f.write(str(zz[i]*1e3) + "\n") #mm
f.write(str(ddp[i]) + "\n") #-
f.write(str((x[i+1] + offset_x)*1e3) + "\n") #mm
f.write(str((xp[i+1] + offset_xp)*1e3) + "\n") #mrad
f.write(str((y[i+1] + offset_y)*1e3) + "\n") #mm
f.write(str((yp[i+1] + offset_yp)*1e3) + "\n") #mrad
f.write(str(zz[i+1]*1e3) + "\n") #mm
f.write(str(ddp[i+1]) + "\n") #-
f.write(str(energy*1e-6) + "\n") #MeV
f.write(str(EE[i]*1e-6) + "\n") #MeV
f.write(str(EE[i+1]*1e-6) + "\n") #MeV
else:
print 'Please input True or False in the fourth argument'
y = get_turns(y_tot, turns)
yp = get_turns(yp_tot, turns)
z = get_turns(z_tot, turns)
e = get_turns(e_tot, turns)
# ------------------------------------------------------------------------------
# PLOTTING
# ------------------------------------------------------------------------------
if machine == 'HL_coll':
gamma_rel, beta_rel, p0, mass = get_rel_params(7e12)
alpha_x = 0.003485
alpha_y = -0.000764
beta_x = 0.150739
beta_y = 0.150235
sigma_x, sigma_xp = get_sigmas(alpha_x, beta_x, 2.5e-6, 0.003652, 1.13e-4,
beta_rel, gamma_rel)
sigma_y, sigma_yp = get_sigmas(alpha_y, beta_y, 2.5e-6, 0.000517, 1.13e-4,
beta_rel, gamma_rel)
sigma_z = 0.0755
lines = 40
offset_x = -7.5e-4
offset_xp = 0.0
offset_y = 0.0
offset_yp = 0.3e-3
x_lim = [-7.9e-4, -7.1e-4]
xp_lim = [-3e-4, 3e-4]
y_lim = [-8e-5, 8e-5]
yp_lim = [-1e-4, 6e-4]
z_lim = [-0.4, 0.4]
def dist_generator(particles, energy, machine, fort13, jobs, factor,
emittance_x, emittance_y, alpha_x, alpha_y, beta_x, beta_y,
offset_x, offset_xp, offset_y, offset_yp, dispersion_x,
dispersion_y, bunch, spread, seed):
job_str = '%s' % jobs
# Getting the Transverse sigmas (amplitudes of phase space ellipse)
# --------------------------------------------------------------------------------------------------------------
gamma_rel, beta_rel, p0, mass = get_rel_params(energy)
tx_max, txp_max = get_sigmas(alpha_x, beta_x, emittance_x, dispersion_x,
spread, beta_rel, gamma_rel)
ty_max, typ_max = get_sigmas(alpha_y, beta_y, emittance_y, dispersion_y,
spread, beta_rel, gamma_rel)
# Seeding
# --------------------------------------------------------------------------------------------------------------
if seed == 0:
myseed = random.randint(0, 429496729)
else:
myseed = seed
with open('seed.txt', 'a') as g:
print >> g, 'job ', job_str, 'seed ', myseed
np.random.seed(myseed)
random.seed(myseed)
# Generating the Transverse Distribution
# --------------------------------------------------------------------------------------------------------------
x_t = np.asarray(np.random.normal(0, factor * tx_max, round(particles)))
xp_t = np.asarray(np.random.normal(0, factor * txp_max, round(particles)))
y_t = np.asarray(np.random.normal(0, factor * ty_max, round(particles)))
yp_t = np.asarray(np.random.normal(0, factor * typ_max, round(particles)))
# Rotating the Transverse Distribution
# --------------------------------------------------------------------------------------------------------------
angle_x = np.arctan(-alpha_x / beta_x)
x = x_t * np.cos(angle_x) - xp_t * np.sin(angle_x)
xp = x_t * np.sin(angle_x) + xp_t * np.cos(angle_x)
angle_y = np.arctan(-alpha_y / beta_y)
y = y_t * np.cos(angle_y) - yp_t * np.sin(angle_y)
yp = y_t * np.sin(angle_y) + yp_t * np.cos(angle_y)
# Generating the Longitudinal Distribution
# --------------------------------------------------------------------------------------------------------------
z = []
E = []
dp = []
while len(z) < particles:
# Generate for as long time as is needed
particle_z = random.gauss(0, 1)
particle_e = random.gauss(0, 1)
trial_z = particle_z * bunch
trial_e = energy * (1 + particle_e * spread) #eV
trial_p = np.sqrt((trial_e - mass) * (trial_e + mass))
dPP = (trial_p - p0) / p0
h = get_bucket(machine, plot=False, z=trial_z,
DELTA=dPP) # Longitudinal contour
if machine == 'HL_coll' or machine == 'HL_coll_200' or machine == 'HL_coll_tcp' or machine == 'HL_coll_tcp_200':
Hmargin = -0.01
elif machine == 'SPS_inj':
Hmargin = -1
if h <= Hmargin:
z.append(float(trial_z))
E.append(float(trial_e))
dp.append(dPP)
else:
print 'Outside margin, trying again,', h
zz = np.asarray(z)
EE = np.asarray(E)
ddp = np.asarray(dp)
if fort13 == 'False':
outfile = 'init_dist_' + job_str + '.txt'
with open(outfile, 'w') as f:
for e1, e2, e3, e4, e5, e6 in zip(x, xp, y, yp, zz * 1e3,
EE * 1e-6):
f.write('%8.6e %8.6e %8.6e %8.6e %8.6e %8.6e\n' %
(e1, e2, e3, e4, e5, e6))
elif fort13 == 'True':
outfile = 'fort.13'
with open(outfile, 'w') as f:
for i in xrange(0, particles, 2):
f.write(str((x[i] + offset_x) * 1e3) + "\n") #mm
f.write(str((xp[i] + offset_xp) * 1e3) + "\n") #mrad
f.write(str((y[i] + offset_y) * 1e3) + "\n") #mm
f.write(str((yp[i] + offset_yp) * 1e3) + "\n") #mrad
f.write(str(zz[i] * 1e3) + "\n") #mm
f.write(str(ddp[i]) + "\n") #-
f.write(str((x[i + 1] + offset_x) * 1e3) + "\n") #mm
f.write(str((xp[i + 1] + offset_xp) * 1e3) + "\n") #mrad
f.write(str((y[i + 1] + offset_y) * 1e3) + "\n") #mm
f.write(str((yp[i + 1] + offset_yp) * 1e3) + "\n") #mrad
f.write(str(zz[i + 1] * 1e3) + "\n") #mm
f.write(str(ddp[i + 1]) + "\n") #-
f.write(str(energy * 1e-6) + "\n") #MeV
f.write(str(EE[i] * 1e-6) + "\n") #MeV
f.write(str(EE[i + 1] * 1e-6) + "\n") #MeV
else:
print 'Please input True or False in the fourth argument'
yp = get_turns(yp_tot, turns)
z = get_turns(z_tot, turns)
e = get_turns(e_tot, turns)
# ------------------------------------------------------------------------------
# PLOTTING
# ------------------------------------------------------------------------------
if machine=='HL_coll_ip1':
gamma_rel, beta_rel, p0, mass = get_rel_params(7e12)
alpha_x = 0.003485
alpha_y = -0.000764
beta_x = 0.150739
beta_y = 0.150235
sigma_x, sigma_xp = get_sigmas(alpha_x, beta_x, 2.5e-6, 0.003652, 1.13e-4, beta_rel, gamma_rel)
sigma_y, sigma_yp = get_sigmas(alpha_y, beta_y, 2.5e-6, 0.000517, 1.13e-4, beta_rel, gamma_rel)
sigma_z = 0.0755
lines = 40
offset_x = 0.0
offset_xp = 0.0
offset_y = 0.0
offset_yp = 0.0002949992761
x_lim = [-4e-5, 4e-5]
xp_lim = [-3e-4, 3e-4]
y_lim = [-8e-5, 8e-5]
yp_lim = [-1e-4, 6e-4]
z_lim = [-0.4, 0.4]
e_lim = [-4.5e-4, 4.5e-4]