source: trunk/anuga_work/development/mem_time_tests/triangles/area/runcairns.py @ 8342

#------------------------------------------------------------------------------
# Import necessary modules
#------------------------------------------------------------------------------
import os
import time
import sys
import anuga
from anuga_parallel import distribute, myid, numprocs
from anuga.abstract_2d_finite_volumes.util import add_directories
from anuga.utilities import log

#set up the variables for the output data and the log files
length = float(sys.argv[2])
area = sys.argv[1]

scenariodirV = add_directories(home, ["data","mem_time_test", "triangles",
                                       "area", "triangles-" + str(area) +"-"+ str(length)])
h = 'CAIRNS.msh'
file_pathh = os.path.join(scenariodirV, h)
log.log_filename = os.path.join(scenariodirV, "anuga.log")
log._setup = False

log.timingInfo(msg=('extent,'+str(length**2))) #write the variable to be measured to file
log.timingInfo(msg=('trianglearea,'+str(area))) #write the variable to be measured to file
log.timingInfo(msg=('myid,'+str(myid))) #write the variable to be measured to file
log.timingInfo(msg=('numberofcpus,'+str(numprocs))) #write the variable to be measured to file
log.timingInfo(msg=('beforetime,'+str(log.TimeStamp()))) #get the time at the beginning of the simulation

log.resource_usage_timing(prefix = 'beforesimulation') #get memory usage
#------------------------------------------------------------------------------
# Create the triangular mesh and domain on one processor
#------------------------------------------------------------------------------
if myid == 0:
    domain = anuga.create_domain_from_regions([(0.0,0.0),(length,length),(0.0,length),(length,0.0)],
                                    boundary_tags={'top': [0],
                                                   'right': [1],
                                                   'bottom': [2],
                                                   'left': [3]},
                                    maximum_triangle_area=area,
                                    mesh_filename=file_pathh
                                    )
    #get the number of triangles
    n = len(domain)

else:
    domain = None
log.timingInfo(msg=('numberoftriangles,'+str(n))) #write the variable to be measured to file 
log.timingInfo(msg=('aftermeshtime,'+str(log.TimeStamp()))) #get the time at the beginning of the simulation

#parallel   
domain = distribute(domain)                               

domain.set_name('CAIRNS.sww') # Name of sww file
domain.set_datadir(scenariodirV)# Store sww output here

log.resource_usage_timing(prefix = 'aftermesh') #get memory usage
#------------------------------------------------------------------------------
# Setup initial conditions
#------------------------------------------------------------------------------

def topography(x,y):
    return 0.0

tide = 100.0
friction = 0.0
domain.set_quantity('stage', tide)
domain.set_quantity('friction', friction) 
domain.set_quantity('elevation',topography,alpha=0.1)

log.resource_usage_timing(prefix='afterinitialconditions')#get memory usage

#------------------------------------------------------------------------------
# Setup boundary conditions
#------------------------------------------------------------------------------

Bi = anuga.Dirichlet_boundary([tide, 223.52, 0]) # inflow
Bo = anuga.Dirichlet_boundary([-tide, 223.52, 0]) # outflow
Br = anuga.Reflective_boundary(domain)
domain.set_boundary({'right': Bo,'bottom': Br,'left': Bi,'top': Br})

log.resource_usage_timing(prefix='afterboundary')#get memory usage
#------------------------------------------------------------------------------
# Evolve system through time
#------------------------------------------------------------------------------
for t in domain.evolve(yieldstep=120, finaltime=2000): 
    print domain.timestepping_statistics()

log.resource_usage_timing(prefix='aftersimulation') #get memory usage
log.timingInfo(msg=('aftertime,'+str(log.TimeStamp()))) #get the time at the end of the simulation