1 | """Common filenames and locations for elevation, meshes and outputs. |
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2 | This script is the heart of all scripts in the folder |
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3 | """ |
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4 | #------------------------------------------------------------------------------ |
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5 | # Import necessary modules |
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6 | #------------------------------------------------------------------------------ |
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7 | |
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8 | from os import sep, environ, getenv, getcwd |
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9 | from os.path import expanduser, join |
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10 | import sys |
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11 | from time import localtime, strftime, gmtime |
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12 | from anuga.utilities.polygon import read_polygon, plot_polygons, is_inside_polygon, number_mesh_triangles |
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13 | from anuga.utilities.system_tools import get_user_name, get_host_name |
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14 | from anuga.shallow_water.data_manager import urs2sts,create_sts_boundary |
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15 | from anuga.utilities.polygon import read_polygon, plot_polygons, polygon_area, is_inside_polygon |
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16 | |
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17 | #------------------------------------------------------------------------------ |
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18 | # Directory setup |
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19 | #------------------------------------------------------------------------------ |
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20 | # Note: INUNDATIONHOME is the inundation directory, not the data directory. |
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21 | |
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22 | home = getenv('INUNDATIONHOME') + sep +'data'+sep #Sandpit's parent diruser = get_user_name() |
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23 | muxhome = getenv('MUXHOME') |
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24 | user = get_user_name() |
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25 | host = get_host_name() |
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26 | |
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27 | # determines time for setting up output directories |
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28 | time = strftime('%Y%m%d_%H%M%S',localtime()) |
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29 | gtime = strftime('%Y%m%d_%H%M%S',gmtime()) |
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30 | build_time = time+'_build' |
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31 | run_time = time+'_run' |
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32 | |
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33 | #------------------------------------------------------------------------------ |
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34 | # Initial Conditions |
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35 | #------------------------------------------------------------------------------ |
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36 | |
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37 | # this section needs to be updated to reflect the modelled community. |
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38 | # Note, the user needs to set up the directory system accordingly |
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39 | state = 'australia_ph2' |
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40 | scenario_name = 'sydney' |
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41 | scenario = 'sydney' |
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42 | area = 'vlarge' #'small_b10' |
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43 | |
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44 | # Model specific parameters. One or all can be changed each time the |
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45 | # run_scenario script is executed |
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46 | tide = 0 #0.6 |
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47 | event_number = 7875 # linked to hazard map |
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48 | alpha = 0.1 # smoothing parameter for mesh |
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49 | friction=0.01 # manning's friction coefficient |
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50 | starttime=0 |
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51 | finaltime=80000 # final time for simulation |
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52 | |
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53 | interior_mesh = 'none' # Can have 'all' or 'none' for Phase 2 study |
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54 | |
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55 | setup='final' # Final can be replaced with trial or basic. |
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56 | # Either will result in a coarser mesh that will allow a |
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57 | # faster, but less accurate, simulation. |
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58 | |
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59 | if setup =='trial': |
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60 | print'trial' |
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61 | res_factor=10 |
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62 | time_thinning=48 |
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63 | yieldstep=240 |
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64 | if setup =='basic': |
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65 | print'basic' |
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66 | res_factor=4 |
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67 | time_thinning=12 |
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68 | yieldstep=120 |
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69 | if setup =='final': |
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70 | print'final' |
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71 | res_factor=1 |
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72 | time_thinning=4 |
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73 | yieldstep=60 |
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74 | |
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75 | #------------------------------------------------------------------------------ |
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76 | # Output Filename |
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77 | #------------------------------------------------------------------------------ |
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78 | # Important to distinguish each run - ensure str(user) is included! |
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79 | # Note, the user is free to include as many parameters as desired |
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80 | dir_comment='_'+setup+'_'+str(tide)+'_250m_' + str(area)+'_'+str(user) |
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81 | |
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82 | #------------------------------------------------------------------------------ |
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83 | # Input Data |
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84 | #------------------------------------------------------------------------------ |
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85 | |
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86 | # elevation data used in build_sydney.py |
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87 | # onshore data: format ascii grid with accompanying projection file |
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88 | #onshore_name = 'grid_250m_2005' |
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89 | onshore_name = 'sydney_elevation.txt' |
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90 | |
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91 | # gauges - used in get_timeseries.py |
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92 | gauge_name = 'sydney.csv' |
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93 | gauge_name2 = 'thinned_MGA50.csv' |
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94 | |
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95 | # BOUNDING POLYGON - used in build_boundary.py and run_sydney.py respectively |
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96 | # NOTE: when files are put together the points must be in sequence - for ease go clockwise! |
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97 | # Check the run_sydney.py for boundary_tags |
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98 | # thinned ordering file from Hazard Map: format is index,latitude,longitude (with title) |
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99 | order_filename = 'thinned_boundary_ordering.csv' |
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100 | #landward bounding points |
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101 | landward = 'landward_bounding_polygon.csv' |
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102 | |
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103 | # INTERIOR REGIONS - for designing the mesh |
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104 | # Used in run_model.py |
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105 | # Format for points easting,northing (no header) |
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106 | interior_regions_data = [['coast_3km_buffer_' + area + '.csv', 10000]] |
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107 | |
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108 | #------------------------------------------------------------------------------ |
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109 | # Output Elevation Data |
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110 | #------------------------------------------------------------------------------ |
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111 | # Output filename for elevation |
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112 | # this is a combination of all the data (utilisied in build_boundary) |
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113 | combined_name ='sydney_combined_elevation_250m'+area |
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114 | |
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115 | #------------------------------------------------------------------------------ |
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116 | # Directory Structure |
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117 | #------------------------------------------------------------------------------ |
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118 | anuga_dir = home+state+sep+scenario+sep+'anuga'+sep |
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119 | topographies_in_dir = home+state+sep+scenario+sep+'elevation_final'+sep+'points'+sep |
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120 | topographies_dir = anuga_dir+'topographies'+sep |
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121 | polygons_dir = anuga_dir+'polygons'+sep |
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122 | tide_dir = anuga_dir+'tide_data'+sep |
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123 | boundaries_dir = anuga_dir+'boundaries'+ sep |
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124 | output_dir = anuga_dir+'outputs'+sep |
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125 | gauges_dir = anuga_dir+'gauges'+sep |
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126 | meshes_dir = anuga_dir+'meshes'+sep |
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127 | |
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128 | #------------------------------------------------------------------------------ |
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129 | # Location of input and output data |
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130 | #------------------------------------------------------------------------------ |
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131 | # where the input data sits |
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132 | onshore_in_dir_name = topographies_in_dir + onshore_name |
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133 | |
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134 | # where the output data sits |
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135 | onshore_dir_name = topographies_dir + onshore_name |
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136 | |
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137 | # where the combined elevation file sits |
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138 | combined_dir_name = topographies_dir + combined_name |
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139 | |
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140 | # where the mesh sits (this is created during the run_sydney.py) |
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141 | meshes_dir_name = meshes_dir + scenario_name+ '_' + area + '.msh' |
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142 | |
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143 | # where the boundary ordering files sit (this is used within build_boundary.py) |
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144 | order_filename_dir = boundaries_dir + order_filename |
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145 | |
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146 | # where the landward points of boundary extent sit (this is used within run_sydney.py) |
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147 | landward_dir = boundaries_dir + landward |
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148 | |
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149 | # where the event sts files sits (this is created during the build_boundary.py) |
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150 | boundaries_dir_event = boundaries_dir + str(event_number) + sep |
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151 | boundaries_dir_mux = muxhome |
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152 | |
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153 | # where the directory of the output filename sits |
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154 | output_build_time_dir = output_dir+build_time+dir_comment+sep #used for build_sydney.py |
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155 | output_run_time_dir = output_dir+run_time+dir_comment+sep #used for run_sydney.py |
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156 | output_run_time_dir_name = output_run_time_dir + scenario_name #Used by post processing |
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157 | |
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158 | #w here the directory of the gauges sit |
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159 | gauges_dir_name = gauges_dir + gauge_name #used for get_timeseries.py |
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160 | gauges_dir_name2 = gauges_dir + gauge_name2 #used for get_timeseries.py |
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161 | |
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162 | #------------------------------------------------------------------------------ |
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163 | # Interior region definitions |
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164 | #------------------------------------------------------------------------------ |
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165 | |
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166 | #Land, to set the initial stage/water to be offcoast only |
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167 | poly_mainland = read_polygon(polygons_dir+'initial_condition_extend.csv') |
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168 | |
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169 | #Ocean |
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170 | #poly_ocean = read_polygon(polygons_dir+'initial_conditions_ocean.csv') |
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171 | |
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172 | #islands |
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173 | island1 = read_polygon(polygons_dir+'initial_condition_comerong_island.csv') |
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174 | |
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175 | island2 = read_polygon(polygons_dir+'initial_condition_montague_island.csv') |
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176 | |
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177 | # Initial bounding polygon for data clipping |
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178 | poly_all = read_polygon(polygons_dir+'poly_all_' + area + '.csv') |
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179 | res_poly_all = 100000*res_factor |
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180 | |
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181 | |
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182 | # Combined all regions, must check that all are included! |
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183 | |
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184 | interior_regions = [] |
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185 | for filename, maxarea in interior_regions_data: |
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186 | polygon = read_polygon(join(polygons_dir, filename)) |
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187 | interior_regions.append([polygon, maxarea*res_factor]) |
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188 | |
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189 | trigs_min = number_mesh_triangles(interior_regions, poly_all, res_poly_all) |
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190 | print 'min estimated number of triangles', trigs_min |
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191 | |
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