source: anuga_work/production/hobart_2006/export_results.py @ 3650

import project, os
import sys

from anuga.shallow_water.data_manager import sww2dem
from os import sep

time_dir = '20060921_083846' #MSL
directory = project.outputdir
name = directory + time_dir + sep + 'source'

#print 'Which variable do you want to export?'
#which_var = int(raw_input('Stage = 0, Absolute Momentum = 1, Depth = 2, Speed = 3  '  ))
which_var = 4 # for Hamish/Alex to compare
#which_var = 2 # for Ingo/Neil to make maps

if which_var == 0:  # Stage
    outname = name + '_stage'
    quantityname = 'stage'

if which_var == 1:  # Absolute Momentum
    outname = name + '_momentum'
    quantityname = '(xmomentum**2 + ymomentum**2)**0.5'  #Absolute momentum

if which_var == 2:  # Depth
    outname = name + '_depth'
    quantityname = 'stage-elevation'  #Depth

if which_var == 3:  # Speed
    outname = name + '_speed'
    #quantityname = '((xmomentum/(stage-elevation))**2 + (ymomentum/(stage-elevation))**2)**0.5'  #Speed
    #quantityname = 'xmomentum/(stage-elevation)'  #Speed
    quantityname = '(xmomentum**2 + ymomentum**2)**0.5/(stage-elevation+1.e-30)'  #Speed

if which_var == 4:  # Elevation
    outname = name + '_elevation'
    quantityname = 'elevation'  #Elevation

sww2dem(name, basename_out = outname,
            quantity = quantityname,
            cellsize = 25,       
            # define region for viz purposes
            easting_min = project.e_min_area,
            easting_max = project.e_max_area,
            northing_min = project.n_min_area,
            northing_max = project.n_max_area,        
            reduction = max, #this is because we want max quantityname
            verbose = True,
            format = 'asc')