1 | """ |
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2 | Script for building boundary to run a tsunami inundation scenario for Perth, |
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3 | WA, Australia. The boundary is sourced from the National Hazard Map. |
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4 | |
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5 | Input: order_filename from project.py |
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6 | event_number needs to be reflected in the project file |
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7 | Output: creates a sts file and csv files stored in project.boundaries_dir_event. |
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8 | The run_perth.py is reliant on the output of this script. |
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9 | """ |
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10 | import os |
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11 | from os import sep |
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12 | import project |
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13 | |
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14 | from anuga.utilities.numerical_tools import ensure_numeric |
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15 | from Scientific.IO.NetCDF import NetCDFFile |
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16 | from Numeric import asarray,transpose,sqrt,argmax,argmin,arange,Float,\ |
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17 | compress,zeros,fabs,allclose,ones |
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18 | from anuga.utilities.polygon import inside_polygon,read_polygon |
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19 | from time import localtime, strftime, gmtime |
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20 | from anuga.shallow_water.data_manager import urs2sts,create_sts_boundary |
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21 | |
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22 | try: |
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23 | from pylab import plot,show,xlabel,ylabel,legend,title,savefig,hold |
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24 | except: |
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25 | print 'Cannot import pylab plotting will not work. Csv files are still created' |
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26 | |
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27 | #-------------------------------------------------------------------------- |
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28 | # Create sts boundary from mux2files |
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29 | #-------------------------------------------------------------------------- |
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30 | # location of mux files |
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31 | # Note, this may change when all mux files are on the GA network |
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32 | dir=os.path.join(project.muxhome,'mux') |
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33 | |
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34 | # Refer to event_027255.list in home+state+sep+event08 for event details |
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35 | # taken from David's event list for 27255 |
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36 | # Note, this is specific to the event and will be supplied by David. |
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37 | # In time, this will become more automated. |
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38 | urs_filenames = [ |
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39 | os.path.join(dir,'Java-0017-z.grd'), |
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40 | os.path.join(dir,'Java-0018-z.grd'), |
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41 | os.path.join(dir,'Java-0019-z.grd'), |
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42 | os.path.join(dir,'Java-0022-z.grd'), |
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43 | os.path.join(dir,'Java-0023-z.grd'), |
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44 | os.path.join(dir,'Java-0024-z.grd'), |
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45 | os.path.join(dir,'Java-0027-z.grd'), |
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46 | os.path.join(dir,'Java-0028-z.grd'), |
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47 | os.path.join(dir,'Java-0031-z.grd'), |
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48 | os.path.join(dir,'Java-0032-z.grd')] |
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49 | |
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50 | print 'number of sources', len(urs_filenames) |
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51 | |
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52 | if len(urs_filenames) == 10: #change per event |
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53 | |
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54 | weight_factor = 30.84050 #change per event |
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55 | weights=weight_factor*ones(len(urs_filenames),Float) |
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56 | |
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57 | scenario_name=project.scenario_name |
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58 | order_filename=os.path.join(project.order_filename_dir) |
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59 | |
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60 | print 'reading', order_filename |
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61 | # Create ordered sts file |
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62 | print 'creating sts file' |
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63 | |
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64 | urs2sts(urs_filenames, |
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65 | basename_out=os.path.join(project.boundaries_dir_event,scenario_name), |
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66 | ordering_filename=order_filename, |
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67 | weights=weights, |
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68 | mean_stage=project.tide, |
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69 | verbose=True) |
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70 | else: |
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71 | print 'number of sources do not match event.list' |
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72 | |
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73 | #------------------------------------------------------------------------------ |
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74 | # Get gauges (timeseries of index points) |
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75 | #------------------------------------------------------------------------------ |
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76 | def get_sts_gauge_data(filename,verbose=False): |
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77 | from Numeric import asarray,transpose,sqrt,argmax,argmin,arange,Float,\ |
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78 | compress,zeros,fabs,take |
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79 | fid = NetCDFFile(filename+'.sts', 'r') #Open existing file for read |
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80 | permutation = fid.variables['permutation'][:] |
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81 | x = fid.variables['x'][:]+fid.xllcorner #x-coordinates of vertices |
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82 | y = fid.variables['y'][:]+fid.yllcorner #y-coordinates of vertices |
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83 | points=transpose(asarray([x.tolist(),y.tolist()])) |
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84 | time=fid.variables['time'][:]+fid.starttime |
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85 | elevation=fid.variables['elevation'][:] |
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86 | |
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87 | basename='sts_gauge' |
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88 | quantity_names=['stage','xmomentum','ymomentum'] |
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89 | quantities = {} |
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90 | for i, name in enumerate(quantity_names): |
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91 | quantities[name] = fid.variables[name][:] |
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92 | |
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93 | #------------------------------------------------------------------------------ |
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94 | # Get maxium wave height throughout timeseries at each index point |
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95 | #------------------------------------------------------------------------------ |
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96 | |
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97 | maxname = 'max_sts_stage.csv' |
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98 | fid_max = open(project.boundaries_dir_event+sep+maxname,'w') |
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99 | s = 'index, x, y, max_stage \n' |
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100 | fid_max.write(s) |
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101 | for j in range(len(x)): |
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102 | index= permutation[j] |
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103 | stage = quantities['stage'][:,j] |
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104 | xmomentum = quantities['xmomentum'][:,j] |
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105 | ymomentum = quantities['ymomentum'][:,j] |
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106 | |
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107 | s = '%d, %.6f, %.6f, %.6f\n' %(index, x[j], y[j], max(stage)) |
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108 | fid_max.write(s) |
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109 | |
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110 | #------------------------------------------------------------------------------ |
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111 | # Get minium wave height throughout timeseries at each index point |
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112 | #------------------------------------------------------------------------------ |
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113 | |
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114 | minname = 'min_sts_stage.csv' |
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115 | fid_min = open(project.boundaries_dir_event+sep+minname,'w') |
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116 | s = 'index, x, y, max_stage \n' |
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117 | fid_min.write(s) |
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118 | for j in range(len(x)): |
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119 | index= permutation[j] |
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120 | stage = quantities['stage'][:,j] |
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121 | xmomentum = quantities['xmomentum'][:,j] |
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122 | ymomentum = quantities['ymomentum'][:,j] |
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123 | |
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124 | s = '%d, %.6f, %.6f, %.6f\n' %(index, x[j], y[j], min(stage)) |
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125 | fid_min.write(s) |
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126 | |
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127 | |
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128 | |
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129 | fid_sts = open(project.boundaries_dir_event+sep+basename+'_'+ str(index)+'.csv', 'w') |
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130 | s = 'time, stage, xmomentum, ymomentum \n' |
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131 | fid_sts.write(s) |
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132 | |
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133 | #------------------------------------------------------------------------------ |
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134 | # End of the get gauges |
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135 | #------------------------------------------------------------------------------ |
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136 | for k in range(len(time)-1): |
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137 | s = '%.6f, %.6f, %.6f, %.6f\n' %(time[k], stage[k], xmomentum[k], ymomentum[k]) |
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138 | fid_sts.write(s) |
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139 | |
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140 | fid_sts.close() |
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141 | |
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142 | fid.close() |
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143 | |
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144 | |
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145 | return quantities,elevation,time |
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146 | |
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147 | quantities,elevation,time=get_sts_gauge_data(os.path.join(project.boundaries_dir_event,project.scenario_name),verbose=False) |
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148 | |
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149 | print len(elevation), len(quantities['stage'][0,:]) |
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150 | |
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