| 1 | """ |
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| 2 | |
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| 3 | Script for running a breaking wave simulation of Jon Hinwoods wave tank. |
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| 4 | Note: this is based on the frinction_ua_flume_2006 structure. |
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| 5 | |
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| 6 | |
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| 7 | Duncan Gray, GA - 2007 |
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| 8 | |
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| 9 | |
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| 10 | |
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| 11 | """ |
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| 12 | |
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| 13 | |
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| 14 | #---------------------------------------------------------------------------- |
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| 15 | # Import necessary modules |
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| 16 | #---------------------------------------------------------------------------- |
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| 17 | |
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| 18 | # Standard modules |
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| 19 | import time |
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| 20 | from time import localtime, strftime |
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| 21 | import sys |
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| 22 | from shutil import copy |
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| 23 | from os import path, sep |
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| 24 | from os.path import dirname, join #, basename |
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| 25 | from Numeric import zeros, size, Float |
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| 26 | |
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| 27 | # Related major packages |
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| 28 | from anuga.shallow_water import Domain, Reflective_boundary, \ |
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| 29 | Dirichlet_boundary, Time_boundary, \ |
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| 30 | File_boundary, \ |
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| 31 | Transmissive_Momentum_Set_Stage_boundary |
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| 32 | from anuga.fit_interpolate.interpolate import interpolate_sww2csv |
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| 33 | from anuga.abstract_2d_finite_volumes.util import start_screen_catcher, \ |
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| 34 | file_function |
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| 35 | from anuga.shallow_water.data_manager import copy_code_files |
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| 36 | from anuga.abstract_2d_finite_volumes.generic_boundary_conditions\ |
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| 37 | import File_boundary_time |
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| 38 | |
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| 39 | # Scenario specific imports |
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| 40 | import project # Definition of file names and polygons |
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| 41 | import create_mesh |
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| 42 | from prepare_time_boundary import prepare_time_boundary |
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| 43 | from anuga.utilities.interp import interp |
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| 44 | |
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| 45 | |
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| 46 | class Elevation_function: |
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| 47 | def __init__(self, slope): |
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| 48 | self.xslope_position = [slope['xleft'][0],slope['xtoe'][0], |
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| 49 | slope['xbeach'][0],slope['xright'][0]] |
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| 50 | self.yslope_height = [slope['xleft'][1],slope['xtoe'][1], |
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| 51 | slope['xbeach'][1],slope['xright'][1]] |
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| 52 | |
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| 53 | def __call__(self, x,y): |
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| 54 | |
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| 55 | z = interp(self.yslope_height, self.xslope_position, x) |
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| 56 | return z |
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| 57 | |
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| 58 | def main(boundary_file, |
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| 59 | metadata_dic, |
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| 60 | maximum_triangle_area, |
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| 61 | yieldstep, |
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| 62 | boundary_path=None, |
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| 63 | friction=0.012, # planed wood. http://www.lmnoeng.com/manningn.htm |
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| 64 | outputdir_name=None, |
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| 65 | run_type=1, |
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| 66 | width=1.0, |
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| 67 | use_limits=True, |
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| 68 | end_tag = '_limiterD'): |
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| 69 | |
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| 70 | |
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| 71 | basename = 'zz_' + metadata_dic['scenario_id'] |
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| 72 | |
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| 73 | if run_type == 0: |
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| 74 | yieldstep = 1.0 |
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| 75 | finaltime = 15. |
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| 76 | maximum_triangle_area=0.1 |
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| 77 | outputdir_name += '_test' |
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| 78 | |
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| 79 | elif run_type == 1: |
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| 80 | finaltime = None |
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| 81 | |
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| 82 | elif run_type == 2: |
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| 83 | yieldstep = 0.5 |
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| 84 | finaltime = None |
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| 85 | maximum_triangle_area=0.01 |
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| 86 | outputdir_name += '_test_long_time' |
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| 87 | |
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| 88 | elif run_type == 3: |
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| 89 | yieldstep = 0.1 |
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| 90 | finaltime = None |
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| 91 | maximum_triangle_area=0.01 |
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| 92 | #outputdir_name += '_yieldstep_0.1' |
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| 93 | |
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| 94 | elif run_type == 4: |
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| 95 | # this is not a test |
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| 96 | # Output will go to a file |
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| 97 | # The sww file will be interpolated |
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| 98 | yieldstep = 0.01 |
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| 99 | finaltime = None |
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| 100 | maximum_triangle_area=0.01 |
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| 101 | |
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| 102 | elif run_type == 5: |
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| 103 | # this is not a test |
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| 104 | # Output will go to a file |
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| 105 | # The sww file will be interpolated |
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| 106 | yieldstep = 0.01 |
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| 107 | finaltime = None |
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| 108 | maximum_triangle_area=0.001 |
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| 109 | #outputdir_name += '_good' |
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| 110 | |
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| 111 | elif run_type == 6: |
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| 112 | # this is not a test |
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| 113 | # Output will go to a file |
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| 114 | # The sww file will be interpolated |
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| 115 | yieldstep = 0.01 |
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| 116 | finaltime = None |
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| 117 | maximum_triangle_area=0.0001 |
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| 118 | #outputdir_name += '_good' |
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| 119 | |
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| 120 | elif run_type == 7: |
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| 121 | # this is not a test |
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| 122 | # Output will go to a file |
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| 123 | # The sww file will be interpolated |
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| 124 | yieldstep = 0.01 |
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| 125 | finaltime = None |
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| 126 | maximum_triangle_area=0.00001 |
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| 127 | #outputdir_name += '_good' |
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| 128 | |
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| 129 | elif run_type == 8: |
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| 130 | # this is not a test |
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| 131 | # Output will go to a file |
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| 132 | # The sww file will be interpolated |
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| 133 | yieldstep = 0.05 |
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| 134 | finaltime = None |
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| 135 | maximum_triangle_area=0.00001 |
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| 136 | #outputdir_name += '_good' |
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| 137 | #outputdir_name += '_no_velocity' |
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| 138 | |
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| 139 | outputdir_name = paras2outputdir_tag(mta=maximum_triangle_area, |
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| 140 | yieldstep=yieldstep, |
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| 141 | width=width, |
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| 142 | use_limits=use_limits, |
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| 143 | friction=friction, |
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| 144 | end_tag=end_tag, |
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| 145 | outputdir_name=outputdir_name |
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| 146 | ) |
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| 147 | |
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| 148 | metadata_dic = set_z_origin_to_water_depth(metadata_dic) |
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| 149 | |
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| 150 | pro_instance = project.Project(['data','flumes','Hinwood_2008'], |
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| 151 | outputdir_name=outputdir_name) |
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| 152 | print "The output dir is", pro_instance.outputdir |
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| 153 | copy_code_files(pro_instance.outputdir,__file__, |
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| 154 | dirname(project.__file__) \ |
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| 155 | + sep + project.__name__+'.py') |
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| 156 | copy (pro_instance.codedir + 'run_dam.py', |
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| 157 | pro_instance.outputdir + 'run_dam.py') |
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| 158 | copy (pro_instance.codedir + 'create_mesh.py', |
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| 159 | pro_instance.outputdir + 'create_mesh.py') |
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| 160 | |
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| 161 | boundary_final_time = prepare_time_boundary(metadata_dic, |
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| 162 | pro_instance.raw_data_dir, |
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| 163 | pro_instance.boundarydir) |
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| 164 | #return pro_instance |
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| 165 | if finaltime is None: |
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| 166 | finaltime = boundary_final_time - 0.1 # Edge boundary problems |
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| 167 | # Boundary file manipulation |
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| 168 | if boundary_path is None: |
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| 169 | boundary_path = pro_instance.boundarydir |
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| 170 | boundary_file_path = join(boundary_path, boundary_file) |
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| 171 | # # Convert the boundary file, .csv to .tsm |
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| 172 | # try: |
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| 173 | # temp = open(boundary_file_path) |
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| 174 | # temp.close() |
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| 175 | # except IOError: |
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| 176 | # prepare_time_boundary(boundary_file_path) |
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| 177 | |
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| 178 | mesh_filename = pro_instance.meshdir + basename + '.msh' |
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| 179 | |
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| 180 | #-------------------------------------------------------------------------- |
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| 181 | # Copy scripts to output directory and capture screen |
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| 182 | # output to file |
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| 183 | #-------------------------------------------------------------------------- |
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| 184 | |
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| 185 | # creates copy of code in output dir |
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| 186 | if run_type >= 1: |
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| 187 | #start_screen_catcher(pro_instance.outputdir, rank, pypar.size()) |
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| 188 | start_screen_catcher(pro_instance.outputdir) |
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| 189 | |
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| 190 | print 'USER: ', pro_instance.user |
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| 191 | #------------------------------------------------------------------------- |
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| 192 | # Create the triangular mesh |
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| 193 | #------------------------------------------------------------------------- |
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| 194 | |
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| 195 | # this creates the mesh |
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| 196 | #gate_position = 12.0 |
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| 197 | create_mesh.generate(mesh_filename, metadata_dic, width=width, |
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| 198 | maximum_triangle_area=maximum_triangle_area) |
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| 199 | |
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| 200 | head,tail = path.split(mesh_filename) |
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| 201 | copy (mesh_filename, |
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| 202 | pro_instance.outputdir + tail ) |
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| 203 | #------------------------------------------------------------------------- |
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| 204 | # Setup computational domain |
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| 205 | #------------------------------------------------------------------------- |
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| 206 | domain = Domain(mesh_filename, use_cache = False, verbose = True) |
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| 207 | |
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| 208 | |
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| 209 | print 'Number of triangles = ', len(domain) |
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| 210 | print 'The extent is ', domain.get_extent() |
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| 211 | print domain.statistics() |
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| 212 | |
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| 213 | |
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| 214 | domain.set_name(basename) |
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| 215 | domain.set_datadir(pro_instance.outputdir) |
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| 216 | domain.set_quantities_to_be_stored(['stage', 'xmomentum', 'ymomentum']) |
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| 217 | domain.set_minimum_storable_height(0.0001) |
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| 218 | |
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| 219 | if use_limits is True: |
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| 220 | domain.set_default_order(2) # Use second order spatial scheme |
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| 221 | domain.set_timestepping_method('rk2') |
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| 222 | domain.use_edge_limiter = True |
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| 223 | domain.tight_slope_limiters = True |
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| 224 | |
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| 225 | domain.beta_w = 0.6 |
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| 226 | domain.beta_uh = 0.6 |
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| 227 | domain.beta_vh = 0.6 |
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| 228 | |
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| 229 | |
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| 230 | #------------------------------------------------------------------------- |
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| 231 | # Setup initial conditions |
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| 232 | #------------------------------------------------------------------------- |
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| 233 | |
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| 234 | domain.set_quantity('stage', 0.) #the origin is the still water level |
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| 235 | domain.set_quantity('friction', friction) |
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| 236 | elevation_function = Elevation_function(metadata_dic) |
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| 237 | domain.set_quantity('elevation', elevation_function) |
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| 238 | |
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| 239 | |
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| 240 | print 'Available boundary tags', domain.get_boundary_tags() |
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| 241 | |
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| 242 | # Create boundary function from timeseries provided in file |
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| 243 | #function = file_function(project.boundary_file, domain, verbose=True) |
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| 244 | #Bts = Transmissive_Momentum_Set_Stage_boundary(domain, function) |
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| 245 | try: |
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| 246 | function = file_function(boundary_file_path, domain, |
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| 247 | verbose=True) |
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| 248 | except IOError: |
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| 249 | msg = 'Run prepare_time_boundary.py. File "%s" could not be opened.'\ |
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| 250 | %(pro_instance.boundary_file) |
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| 251 | raise msg |
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| 252 | |
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| 253 | Br = Reflective_boundary(domain) |
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| 254 | Bd = Dirichlet_boundary([0.3,0,0]) |
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| 255 | Bts = Time_boundary(domain, function) |
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| 256 | #Bts = Transmissive_Momentum_Set_Stage_boundary(domain, function) |
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| 257 | domain.set_boundary( {'wall': Br, 'wave': Bts} ) |
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| 258 | #domain.set_boundary( {'wall': Br, 'wave': Bd} ) |
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| 259 | |
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| 260 | #------------------------------------------------------------------------- |
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| 261 | # Evolve system through time |
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| 262 | #------------------------------------------------------------------------- |
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| 263 | t0 = time.time() |
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| 264 | |
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| 265 | # It seems that ANUGA can't handle a starttime that is >0. |
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| 266 | #domain.starttime = 1.0 #!!! what was this doing? |
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| 267 | for t in domain.evolve(yieldstep, finaltime): |
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| 268 | domain.write_time() |
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| 269 | print 'That took %.2f seconds' %(time.time()-t0) |
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| 270 | print 'finished' |
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| 271 | |
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| 272 | flume_y_middle = 0.0 |
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| 273 | points = [] |
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| 274 | for gauge_x in metadata_dic['gauge_x']: |
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| 275 | points.append([gauge_x, flume_y_middle]) |
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| 276 | |
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| 277 | |
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| 278 | #------------------------------------------------------------------------- |
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| 279 | # Calculate gauge info |
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| 280 | #------------------------------------------------------------------------- |
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| 281 | |
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| 282 | if run_type >= 1: |
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| 283 | id = metadata_dic['scenario_id'] + ".csv" |
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| 284 | interpolate_sww2csv(pro_instance.outputdir + basename +".sww", |
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| 285 | points, |
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| 286 | pro_instance.outputdir + "depth_" + id, |
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| 287 | pro_instance.outputdir + "velocity_x_" + id, |
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| 288 | pro_instance.outputdir + "velocity_y_" + id, |
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| 289 | pro_instance.outputdir + "stage_" + id, |
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| 290 | pro_instance.outputdir + "froude_" + id) |
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| 291 | |
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| 292 | return pro_instance |
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| 293 | |
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| 294 | |
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| 295 | |
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| 296 | def paras2outputdir_tag(mta, |
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| 297 | yieldstep, |
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| 298 | width, |
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| 299 | use_limits, |
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| 300 | friction, |
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| 301 | end_tag, |
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| 302 | outputdir_name=None |
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| 303 | ): |
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| 304 | |
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| 305 | if outputdir_name is None: |
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| 306 | outputdir_name = '' |
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| 307 | |
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| 308 | if use_limits is True: |
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| 309 | outputdir_name += '_lmts' |
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| 310 | else: |
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| 311 | outputdir_name += '_nolmts' |
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| 312 | outputdir_name += '_wdth_' + str(width) |
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| 313 | outputdir_name += '_z_' + str(friction) |
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| 314 | outputdir_name += '_ys_' + str(yieldstep) |
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| 315 | outputdir_name += '_mta_' + str(mta) |
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| 316 | outputdir_name += end_tag |
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| 317 | |
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| 318 | return outputdir_name |
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| 319 | |
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| 320 | |
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| 321 | def set_z_origin_to_water_depth(seabed_coords): |
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| 322 | offset = seabed_coords['offshore_water_depth'] |
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| 323 | keys = ['xleft', 'xtoe', 'xbeach', 'xright'] |
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| 324 | for x in keys: |
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| 325 | seabed_coords[x][1] -= offset |
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| 326 | return seabed_coords |
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| 327 | #------------------------------------------------------------- |
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| 328 | if __name__ == "__main__": |
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| 329 | |
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| 330 | from scenarios import scenarios |
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| 331 | from slope import gauges_for_slope |
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| 332 | #from plot import plot |
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| 333 | |
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| 334 | # 1 is fast and dirty |
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| 335 | # 4 is 0.01 |
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| 336 | # 5 is 0.001 |
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| 337 | # 6 is 0.0001 |
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| 338 | # 7 is 0.00001 |
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| 339 | # 8 is 0.00001 yieldstep = 0.05 |
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| 340 | |
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| 341 | run_type = 1 |
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| 342 | run_type = 0 # for testing |
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| 343 | |
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| 344 | #for run_data in [scenarios[5]]: |
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| 345 | #scenarios = scenarios[3:] |
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| 346 | #scenarios = [scenarios[0]] |
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| 347 | |
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| 348 | width = 1.0 |
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| 349 | width = 0.1 |
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| 350 | #width = 0.01 |
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| 351 | |
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| 352 | maximum_triangle_area=0.0001 |
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| 353 | yieldstep = 0.01 |
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| 354 | friction=0.0 |
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| 355 | |
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| 356 | for run_data in scenarios: |
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| 357 | pro_instance = main( run_data['scenario_id'] + '_boundary.tsm' , |
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| 358 | run_data, |
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| 359 | maximum_triangle_area=maximum_triangle_area, |
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| 360 | yieldstep=yieldstep, |
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| 361 | width=width, |
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| 362 | run_type=run_type, |
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| 363 | outputdir_name=run_data['scenario_id'], |
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| 364 | use_limits=False, |
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| 365 | friction=friction, |
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| 366 | end_tag='_I') |
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| 367 | #gauges_for_slope(pro_instance.outputdir,[run_data]) |
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