def __init__(self):
#Geometry Properties
self.Geometry_type_name = read_data_string(tag_name='Geometry_type',file_name='parameters/parameters.xml')
self.Cosmological_cosntant = read_data_float(tag_name='Cosmological_constant',file_name='parameters/parameters.xml')
#Field Properties
self.Potential_type_name = read_data_string(tag_name = 'Potential',file_name = 'parameters/parameters.xml')
self.Potential_func = Gravity_Dictionary["Potential"][self.Potential_type_name][0]
self.Potential_dfunc = Gravity_Dictionary["Potential"][self.Potential_type_name][1]
#Initial Condition
self.Initial_Condition_type_name = read_data_string(tag_name = 'Initial_Condition_Method',file_name = 'parameters/parameters.xml')
self.Initial_Condition_type = Gravity_Dictionary["Initial_Condition"][self.Initial_Condition_type_name]
#Numerical Method Setup
self.Solver_type_name = read_data_string(tag_name = 'Solver_type',file_name = 'parameters/parameters.xml')
self.Grid_size = read_data_int(tag_name = 'Grid_size',file_name = 'parameters/parameters.xml')
#Ending Conditions
self.Max_interation = read_data_int(tag_name = 'i_max',file_name = 'parameters/parameters.xml')
#Horizon Condition
self.A_min = read_data_float(tag_name = 'A_min',file_name = 'parameters/parameters.xml')
#Initial Condition Setup
if (self.Initial_Condition_type != Initial_Condition_Input_File):
self.field.r = linspace(0.0,pi/2.0,self.Grid_size+1)
(self.field.phi , self.field.Phi , self.field.Pi) = self.Initial_Condition_type(self.field.r)
else:
(self.field.r , self.field.phi , self.field.Phi , self.field.Pi) = self.Initial_Condition_type()
print "The Gravity Object is initialized susseccfully."
def Gravity_Solver():
#Solver Type
Geometry_type_name = read_data_string(tag_name='Geometry_type',file_name='parameters/parameters.xml')
Solver_type_name = read_data_string(tag_name ='Solver_type',file_name ='parameters/parameters.xml')
Solver_type = Geometry_type_name + "+" + Solver_type_name
if (Solver_type == "AdS4+RK4"):
return AdS4_RK4_solver
else:
print "ERROR : THE SOLVER IS NOT DEFINED FOR THIS GEOMETRY + SOLVER TYPE"
return NO_SOLVER
def __init__(self):
#Geometry Properties
self.Geometry_type_name = read_data_string(tag_name='Geometry_type',file_name='parameters/parameters.xml')
self.Cosmological_cosntant = read_data_float(tag_name='Cosmological_constant',file_name='parameters/parameters.xml')
#Field Properties
self.Potential_type_name = read_data_string(tag_name = 'Potential',file_name = 'parameters/parameters.xml')
self.Potential_func = Gravity_Dictionary["Potential"][self.Potential_type_name][0]
self.Potential_dfunc = Gravity_Dictionary["Potential"][self.Potential_type_name][1]
#Initial Condition
#reads in the name of the initial condition
self.Initial_Condition_type_name = read_data_string(tag_name = 'Initial_Condition_Method',file_name = 'parameters/parameters.xml')
#matches the name of the initial condition to the stuff in the Gravity dictionary
try:
self.Initial_Condition_type = Gravity_Dictionary["Initial_Condition"][self.Initial_Condition_type_name]
except KeyError:
print 'ERROR: Initial Condition name is wrong'
sys.exit(1)
#Numerical Method Setup
self.Solver_type_name = read_data_string(tag_name = 'Solver_type',file_name = 'parameters/parameters.xml')
self.Grid_size = read_data_int(tag_name = 'Grid_size',file_name = 'parameters/parameters.xml')
#Ending Conditions
self.Max_interation = read_data_int(tag_name = 'i_max',file_name = 'parameters/parameters.xml')
#Horizon Condition
self.A_min = read_data_float(tag_name = 'A_min',file_name = 'parameters/parameters.xml')
#sets the initial conditions for generating end data
try:
print os.environ['PBS_ARRAYID']
self.pbs_arr = True
except KeyError:
print "not a pbs Array"
self.pbs_arr = False
if self.Initial_Condition_type_name =='Gaussian': #add the report checking before this is done.
self.initial_eps = read_data_float(tag_name = 'epsilon' , file_name = 'parameters/Initial_Condition/Gaussian.xml')
self.initial_sigma = read_data_float(tag_name = 'sigma' , file_name = 'parameters/Initial_Condition/Gaussian.xml')
if self.pbs_arr:
self.initial_eps = Change_eps(self.initial_eps)
#Initial Condition Setup
if (self.Initial_Condition_type != Initial_Condition_Input_File):
self.field.r = linspace(0.0,pi/2.0,self.Grid_size+1)
(self.field.phi , self.field.Phi , self.field.Pi) = self.Initial_Condition_type(self.field.r)
else:
(self.field.r , self.field.phi , self.field.Phi , self.field.Pi) = self.Initial_Condition_type()
print "The Gravity Object is initialized susseccfully."
def Initial_Condition_Input_File():
#Bayad input time ezafe shavad !!! NOTICE
name = read_data_string(tag_name = 'File_name' , file_name = 'parameters/Initial_Condition/Input_File.xml')
file_address = 'parameters/Initial_Condition/Input_File/' + name
(r , phi , Phi , Pi , Ricci) = loadtxt(file_address,dtype='float',comments='#',unpack=True)
print "Assigned Initial Condition is: Input File"
return (r , phi , Phi , Pi)
from scipy import *
from scipy.special import *
from Objects import Gravity_Dictionary
from Utilities import read_data_string
Potential_type_name = read_data_string(tag_name = 'Potential',file_name = 'parameters/parameters.xml')
Potential_func = Gravity_Dictionary["Potential"][Potential_type_name][0]
Potential_dfunc = Gravity_Dictionary["Potential"][Potential_type_name][1]
#Potential Definition
def Potential(phi):
return Potential_func(phi)
#Derivative of Potential Definition
def dPotential(phi):
return Potential_dfunc(phi)
#Right handside constractor of Phi
def RH_cons_Phi(x,Pi,delta,A):
phipp = zeros(len(A))
h = x[1]-x[0]
phipp[0] = 0.0
for i in range(1,len(A)-1):
phipp[i] = (A[i+1]*exp(-delta[i+1])*Pi[i+1] - A[i-1]*exp(-delta[i-1])*Pi[i-1])/(2.0*h)
phipp[len(A)-1] = 0.0
return phipp
#Right handside constractor of Pi
def RH_cons_Pi(x,Phi,phi,delta,A):
pipp = zeros(len(A))
h = x[1]-x[0]
