source: anuga_work/production/australia_ph2/ceduna/project.py @ 6398

Last change on this file since 6398 was 6398, checked in by myall, 16 years ago

ceduna working using older scripts - going to upgrade to the latest ones anyway, so this isn't very important

File size: 7.0 KB
Line 
1"""Common filenames and locations for elevation, meshes and outputs.
2This script is the heart of all scripts in the folder
3"""
4#------------------------------------------------------------------------------
5# Import necessary modules
6#------------------------------------------------------------------------------
7
8import os
9from os.path import join
10from os import sep, getenv
11from time import localtime, strftime, gmtime
12from anuga.utilities.polygon import read_polygon, number_mesh_triangles
13from anuga.utilities.system_tools import get_user_name, get_host_name
14
15#------------------------------------------------------------------------------
16# Directory setup
17#------------------------------------------------------------------------------
18# Note: INUNDATIONHOME is the inundation directory, not the data directory.
19
20home = getenv('INUNDATIONHOME')+sep+'data'+sep # Absolute path for data folder
21muxhome = getenv('MUXHOME')
22user = get_user_name()
23host = get_host_name()
24
25# determines time for setting up output directories
26time = strftime('%Y%m%d_%H%M%S',localtime()) 
27gtime = strftime('%Y%m%d_%H%M%S',gmtime()) 
28build_time = time+'_build'
29run_time = time+'_run'
30
31# this section needs to be updated to reflect the modelled community.
32# Note, the user needs to set up the directory system accordingly
33state = 'australia_ph2'
34scenario_name = 'ceduna'
35
36#------------------------------------------------------------------------------
37# Initial Conditions
38#------------------------------------------------------------------------------
39# Model specific parameters. One or all can be changed each time the
40# run_scenario script is executed
41tide = 0 
42#event_number = 27255 # Java 9.3 worst case for Perth
43event_number = 64468 # event for SA coast
44alpha = 0.1             # smoothing parameter for mesh
45friction = 0.01           # manning's friction coefficient
46starttime = 0             
47finaltime = 1000 #80000         # final time for simulation
48
49setup = 'trial'  # Final can be replaced with trial or basic.
50               # Either will result in a coarser mesh that will allow a
51               # faster, but less accurate, simulation.
52
53if setup =='trial':
54    print'trial'
55    scale_factor=100
56    time_thinning=96
57    yieldstep=240
58if setup =='basic': 
59    print'basic'
60    scale_factor=4
61    time_thinning=12
62    yieldstep=120
63if setup =='final': 
64    print'final'
65    scale_factor=1
66    time_thinning=4
67    yieldstep=60
68
69
70#------------------------------------------------------------------------------
71# Output Filename
72#------------------------------------------------------------------------------
73# Important to distinguish each run - ensure str(user) is included!
74# Note, the user is free to include as many parameters as desired
75output_comment= ('_' + setup + '_' + str(tide)+ '_' + str(event_number) +
76                 '_' + str(user))
77
78#------------------------------------------------------------------------------
79# Input Data
80#------------------------------------------------------------------------------
81# ELEVATION DATA
82# Used in build_elevation.py
83# Format for ascii grids, as produced in ArcGIS + a projection file
84#ascii_grid_filenames = ['grid250m'] # 250m grid 2005
85
86# Format for point is x,y,elevation (with header)
87point_filenames = ['grid250m.txt']
88                 
89# BOUNDING POLYGON - for data clipping and estimate of triangles in mesh
90# Used in build_elevation.py
91# Format for points easting,northing (no header)
92bounding_polygon_filename = 'bounding_polygon.csv'
93
94# GAUGES - for creating timeseries at a specific point
95# Used in get_timeseries.py
96# Format easting,northing,name,elevation (with header)
97##gauges_filename = 'gauges.csv'
98
99# BOUNDING POLYGON
100# used in build_boundary.py and run_model.py respectively
101# NOTE: when files are put together the points must be in sequence
102# For ease go clockwise!
103# Check the run_model.py for boundary_tags
104
105# Thinned ordering file from Hazard Map (geographic)
106# Format is index,latitude,longitude (with header)
107urs_order_filename = 'urs_order_austtg.csv'
108
109# Landward bounding points
110# Format easting,northing (no header)
111landward_boundary_filename = 'landward_boundary.csv'
112
113#------------------------------------------------------------------------------
114# Output Elevation Data
115#------------------------------------------------------------------------------
116# Output filename for elevation
117# this is a combination of all the data generated in build_elevation.py
118combined_elevation_basename = scenario_name + '_combined_elevation'
119
120#------------------------------------------------------------------------------
121# Directory Structure
122#------------------------------------------------------------------------------
123anuga_folder = join(home, state, scenario_name, 'anuga')
124topographies_folder = join(anuga_folder, 'topographies')
125polygons_folder = join(anuga_folder, 'polygons')
126boundaries_folder = join(anuga_folder, 'boundaries')
127output_folder = join(anuga_folder, 'outputs')
128gauges_folder = join(anuga_folder,'gauges')
129meshes_folder = join(anuga_folder, 'meshes')
130
131#------------------------------------------------------------------------------
132# Location of input and output data
133#------------------------------------------------------------------------------
134
135# The absolute pathname of the all elevation, generated in build_elevation.py
136combined_elevation = join(topographies_folder, combined_elevation_basename)
137
138# The absolute pathname of the mesh, generated in run_model.py
139meshes = join(meshes_folder, scenario_name) + '.msh'
140
141# The absolute pathname for the urs order points, used within build_boundary.py
142urs_order = join(boundaries_folder, urs_order_filename)
143
144# The absolute pathname for the landward points of the bounding polygon,
145# Used within run_model.py)
146landward_boundary = join(boundaries_folder, landward_boundary_filename)
147
148# The absolute pathname for the .sts file, generated in build_boundary.py
149event_sts = join(boundaries_folder, str(event_number), scenario_name)
150
151# The absolute pathname of the event folder
152event_folder = join(boundaries_folder, str(event_number))
153
154# The absolute pathname for the output folder names
155# Used for build_elevation.py
156output_build = join(output_folder, build_time) + '_' + str(user) 
157# Used for run_model.py
158output_run = join(output_folder, run_time) + output_comment
159# Used by post processing
160output_run_time = join(output_run, scenario_name) 
161
162# The absolute pathname for the gauges file
163# Used for get_timeseries.py
164##gauges = join(gauges_folder, gauges_filename)       
165
166#------------------------------------------------------------------------------
167# Reading polygons and creating interior regions
168#------------------------------------------------------------------------------
169
170# Initial bounding polygon for data clipping
171bounding_polygon = read_polygon(join(polygons_folder,
172                                     bounding_polygon_filename))
173bounding_maxarea = 100000*scale_factor
174
175interior_regions = []
176
177# Estimate the number of triangles                     
178trigs_min = number_mesh_triangles(interior_regions,
179                                  bounding_polygon, bounding_maxarea)
180print 'min estimated number of triangles', trigs_min
181   
182
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