[6200] | 1 | """ |
---|
| 2 | Script for building the elevation data to run a tsunami inundation scenario |
---|
| 3 | for dampier_ph2, WA, Australia. |
---|
| 4 | |
---|
| 5 | Input: elevation data from project_250m.py |
---|
| 6 | Output: pts file stored in project_250m.topographies_dir |
---|
| 7 | The run_dampier.py is reliant on the output of this script. |
---|
| 8 | |
---|
| 9 | """ |
---|
| 10 | |
---|
| 11 | #------------------------------------------------------------------------------ |
---|
| 12 | # Import necessary modules |
---|
| 13 | #------------------------------------------------------------------------------ |
---|
| 14 | |
---|
| 15 | # Standard modules |
---|
| 16 | from os import sep |
---|
| 17 | from os.path import dirname, basename |
---|
| 18 | from os import mkdir, access, F_OK |
---|
| 19 | from shutil import copy |
---|
| 20 | import time |
---|
| 21 | import sys |
---|
| 22 | |
---|
| 23 | # Related major packages |
---|
| 24 | from anuga.shallow_water import Domain |
---|
| 25 | from anuga.shallow_water.data_manager import convert_dem_from_ascii2netcdf, dem2pts |
---|
| 26 | from anuga.geospatial_data.geospatial_data import * |
---|
| 27 | from anuga.shallow_water.data_manager import start_screen_catcher, copy_code_files |
---|
| 28 | |
---|
| 29 | # Application specific imports |
---|
| 30 | import project_250m # Definition of file names and polygons |
---|
| 31 | |
---|
| 32 | #------------------------------------------------------------------------------ |
---|
| 33 | # Copy scripts to time stamped output directory and capture screen |
---|
| 34 | # output to file |
---|
| 35 | #------------------------------------------------------------------------------ |
---|
| 36 | |
---|
| 37 | copy_code_files(project_250m.output_build_time_dir,__file__, |
---|
| 38 | dirname(project_250m.__file__)+sep+ project_250m.__name__+'.py' ) |
---|
| 39 | |
---|
| 40 | start_screen_catcher(project_250m.output_build_time_dir) |
---|
| 41 | |
---|
| 42 | print 'USER: ', project_250m.user |
---|
| 43 | |
---|
| 44 | #------------------------------------------------------------------------------- |
---|
| 45 | # Preparation of topographic data |
---|
| 46 | # |
---|
| 47 | # Convert ASC 2 DEM 2 PTS using source data and store result in source data |
---|
| 48 | # Do for coarse and fine data |
---|
| 49 | # Fine pts file to be clipped to area of interest |
---|
| 50 | #------------------------------------------------------------------------------- |
---|
| 51 | print "project_250m.poly_all", project_250m.poly_all |
---|
| 52 | print "project_250m.combined_dir_name", project_250m.combined_dir_name |
---|
| 53 | |
---|
| 54 | # input elevation directory filenames |
---|
| 55 | onshore_in_dir_name = project_250m.onshore_in_dir_name |
---|
| 56 | |
---|
| 57 | # output elevation directory filenames |
---|
| 58 | onshore_dir_name = project_250m.onshore_dir_name |
---|
| 59 | |
---|
| 60 | # creates DEM from asc data |
---|
| 61 | print "creates DEMs from asc data" |
---|
| 62 | convert_dem_from_ascii2netcdf(onshore_in_dir_name, basename_out=onshore_dir_name, use_cache=True, verbose=True) |
---|
| 63 | |
---|
| 64 | # creates pts file for onshore DEM |
---|
| 65 | print "creates pts file for onshore DEM" |
---|
| 66 | dem2pts(onshore_dir_name ,use_cache=True,verbose=True) |
---|
| 67 | |
---|
| 68 | # create onshore pts files |
---|
| 69 | print'create Geospatial data1 objects from topographies' |
---|
| 70 | G = Geospatial_data(file_name = onshore_dir_name + '.pts') |
---|
| 71 | |
---|
| 72 | #------------------------------------------------------------------------------- |
---|
| 73 | # Combine, clip and export dataset |
---|
| 74 | #------------------------------------------------------------------------------- |
---|
| 75 | |
---|
| 76 | print'clip combined geospatial object by bounding polygon' |
---|
| 77 | G_clipped = G.clip(project_250m.poly_all) |
---|
| 78 | |
---|
| 79 | print'export combined DEM file' |
---|
| 80 | if access(project_250m.topographies_dir,F_OK) == 0: |
---|
| 81 | mkdir (project_250m.topographies_dir) |
---|
| 82 | G_clipped.export_points_file(project_250m.combined_dir_name + '.pts') |
---|
| 83 | G_clipped.export_points_file(project_250m.combined_dir_name + '.txt') #Use for comparision in ARC |
---|
| 84 | |
---|