| 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 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 | boundary_path=None, |
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| 61 | friction=0.012, # planed wood. http://www.lmnoeng.com/manningn.htm |
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| 62 | outputdir_name=None, |
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| 63 | run_type=0, |
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| 64 | end_tag = '_limiterD'): |
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| 65 | |
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| 66 | |
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| 67 | basename = 'zz_' + metadata_dic['scenario_id'] |
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| 68 | |
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| 69 | if run_type == 1: |
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| 70 | outputdir_name += '_test' + end_tag |
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| 71 | yieldstep = 1.0 |
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| 72 | finaltime = 15. |
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| 73 | maximum_triangle_area=0.1 |
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| 74 | |
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| 75 | elif run_type == 2: |
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| 76 | outputdir_name += '_test_long_time' + end_tag |
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| 77 | yieldstep = 0.5 |
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| 78 | finaltime = None |
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| 79 | maximum_triangle_area=0.01 |
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| 80 | |
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| 81 | elif run_type == 3: |
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| 82 | outputdir_name += '_yieldstep_0.1_tri_area_0.01' + end_tag |
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| 83 | yieldstep = 0.1 |
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| 84 | finaltime = None |
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| 85 | maximum_triangle_area=0.01 |
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| 86 | elif run_type == 4: |
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| 87 | outputdir_name += '_good_tri_area_0.01' + end_tag |
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| 88 | # this is not a test |
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| 89 | # Output will go to a file |
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| 90 | # The sww file will be interpolated |
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| 91 | yieldstep = 0.01 |
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| 92 | finaltime = None |
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| 93 | maximum_triangle_area=0.01 |
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| 94 | elif run_type == 5: |
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| 95 | outputdir_name += '_good_tri_area_0.001' + end_tag |
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| 96 | # this is not a test |
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| 97 | # Output will go to a file |
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| 98 | # The sww file will be interpolated |
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| 99 | yieldstep = 0.01 |
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| 100 | finaltime = None |
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| 101 | maximum_triangle_area=0.001 |
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| 102 | |
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| 103 | metadata_dic = set_z_origin_to_water_depth(metadata_dic) |
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| 104 | |
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| 105 | pro_instance = project.Project(['data','flumes','Hinwood_2008'], |
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| 106 | outputdir_name=outputdir_name) |
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| 107 | print "The output dir is", pro_instance.outputdir |
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| 108 | copy_code_files(pro_instance.outputdir,__file__, |
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| 109 | dirname(project.__file__) \ |
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| 110 | + sep + project.__name__+'.py') |
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| 111 | copy (pro_instance.codedir + 'run_dam.py', |
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| 112 | pro_instance.outputdir + 'run_dam.py') |
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| 113 | copy (pro_instance.codedir + 'create_mesh.py', |
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| 114 | pro_instance.outputdir + 'create_mesh.py') |
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| 115 | |
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| 116 | boundary_final_time = prepare_time_boundary(metadata_dic, |
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| 117 | pro_instance.raw_data_dir, |
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| 118 | pro_instance.boundarydir) |
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| 119 | #return pro_instance |
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| 120 | if finaltime is None: |
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| 121 | finaltime = boundary_final_time - 0.1 # Edge boundary problems |
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| 122 | # Boundary file manipulation |
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| 123 | if boundary_path is None: |
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| 124 | boundary_path = pro_instance.boundarydir |
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| 125 | boundary_file_path = join(boundary_path, boundary_file) |
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| 126 | # # Convert the boundary file, .csv to .tsm |
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| 127 | # try: |
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| 128 | # temp = open(boundary_file_path) |
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| 129 | # temp.close() |
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| 130 | # except IOError: |
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| 131 | # prepare_time_boundary(boundary_file_path) |
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| 132 | |
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| 133 | mesh_filename = pro_instance.meshdir + basename + '.msh' |
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| 134 | |
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| 135 | #-------------------------------------------------------------------------- |
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| 136 | # Copy scripts to output directory and capture screen |
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| 137 | # output to file |
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| 138 | #-------------------------------------------------------------------------- |
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| 139 | |
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| 140 | # creates copy of code in output dir |
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| 141 | if run_type >= 2: |
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| 142 | #start_screen_catcher(pro_instance.outputdir, rank, pypar.size()) |
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| 143 | start_screen_catcher(pro_instance.outputdir) |
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| 144 | |
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| 145 | print 'USER: ', pro_instance.user |
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| 146 | #------------------------------------------------------------------------- |
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| 147 | # Create the triangular mesh |
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| 148 | #------------------------------------------------------------------------- |
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| 149 | |
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| 150 | # this creates the mesh |
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| 151 | #gate_position = 12.0 |
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| 152 | create_mesh.generate(mesh_filename, metadata_dic, |
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| 153 | maximum_triangle_area=maximum_triangle_area) |
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| 154 | |
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| 155 | head,tail = path.split(mesh_filename) |
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| 156 | copy (mesh_filename, |
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| 157 | pro_instance.outputdir + tail ) |
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| 158 | #------------------------------------------------------------------------- |
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| 159 | # Setup computational domain |
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| 160 | #------------------------------------------------------------------------- |
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| 161 | domain = Domain(mesh_filename, use_cache = False, verbose = True) |
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| 162 | |
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| 163 | |
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| 164 | print 'Number of triangles = ', len(domain) |
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| 165 | print 'The extent is ', domain.get_extent() |
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| 166 | print domain.statistics() |
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| 167 | |
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| 168 | |
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| 169 | domain.set_name(basename) |
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| 170 | domain.set_datadir(pro_instance.outputdir) |
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| 171 | domain.set_quantities_to_be_stored(['stage', 'xmomentum', 'ymomentum']) |
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| 172 | domain.set_minimum_storable_height(0.0001) |
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| 173 | |
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| 174 | domain.set_default_order(2) # Use second order spatial scheme |
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| 175 | domain.set_timestepping_method('rk2') |
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| 176 | domain.use_edge_limiter = True |
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| 177 | domain.tight_slope_limiters = True |
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| 178 | |
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| 179 | domain.beta_w = 0.6 |
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| 180 | domain.beta_uh = 0.6 |
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| 181 | domain.beta_vh = 0.6 |
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| 182 | |
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| 183 | |
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| 184 | #------------------------------------------------------------------------- |
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| 185 | # Setup initial conditions |
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| 186 | #------------------------------------------------------------------------- |
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| 187 | |
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| 188 | domain.set_quantity('stage', 0.) #the origin is the still water level |
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| 189 | domain.set_quantity('friction', friction) |
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| 190 | elevation_function = Elevation_function(metadata_dic) |
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| 191 | domain.set_quantity('elevation', elevation_function) |
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| 192 | |
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| 193 | |
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| 194 | print 'Available boundary tags', domain.get_boundary_tags() |
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| 195 | |
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| 196 | # Create boundary function from timeseries provided in file |
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| 197 | #function = file_function(project.boundary_file, domain, verbose=True) |
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| 198 | #Bts = Transmissive_Momentum_Set_Stage_boundary(domain, function) |
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| 199 | try: |
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| 200 | function = file_function(boundary_file_path, domain, |
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| 201 | verbose=True) |
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| 202 | except IOError: |
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| 203 | msg = 'Run prepare_time_boundary.py. File "%s" could not be opened.'\ |
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| 204 | %(pro_instance.boundary_file) |
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| 205 | raise msg |
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| 206 | |
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| 207 | Br = Reflective_boundary(domain) |
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| 208 | Bd = Dirichlet_boundary([0.3,0,0]) |
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| 209 | Bts = Time_boundary(domain, function) |
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| 210 | domain.set_boundary( {'wall': Br, 'wave': Bts} ) |
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| 211 | #domain.set_boundary( {'wall': Br, 'wave': Bd} ) |
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| 212 | |
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| 213 | #------------------------------------------------------------------------- |
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| 214 | # Evolve system through time |
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| 215 | #------------------------------------------------------------------------- |
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| 216 | t0 = time.time() |
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| 217 | |
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| 218 | # It seems that ANUGA can't handle a starttime that is >0. |
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| 219 | #domain.starttime = 1.0 #!!! what was this doing? |
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| 220 | for t in domain.evolve(yieldstep, finaltime): |
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| 221 | domain.write_time() |
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| 222 | print 'That took %.2f seconds' %(time.time()-t0) |
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| 223 | print 'finished' |
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| 224 | |
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| 225 | flume_y_middle = 0.5 |
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| 226 | points = [] |
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| 227 | for gauge_x in metadata_dic['gauge_x']: |
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| 228 | points.append([gauge_x, flume_y_middle]) |
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| 229 | print "points",points |
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| 230 | |
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| 231 | |
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| 232 | #------------------------------------------------------------------------- |
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| 233 | # Calculate gauge info |
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| 234 | #------------------------------------------------------------------------- |
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| 235 | |
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| 236 | if run_type >= 1: |
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| 237 | id = metadata_dic['scenario_id'] + ".csv" |
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| 238 | interpolate_sww2csv(pro_instance.outputdir + basename +".sww", |
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| 239 | points, |
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| 240 | pro_instance.outputdir + "depth_" + id, |
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| 241 | pro_instance.outputdir + "velocity_x_" + id, |
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| 242 | pro_instance.outputdir + "velocity_y_" + id, |
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| 243 | pro_instance.outputdir + "stage_" + id, |
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| 244 | pro_instance.outputdir + "froude_" + id) |
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| 245 | |
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| 246 | return pro_instance |
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| 247 | |
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| 248 | def set_z_origin_to_water_depth(seabed_coords): |
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| 249 | offset = seabed_coords['offshore_water_depth'] |
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| 250 | keys = ['xleft', 'xtoe', 'xbeach', 'xright'] |
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| 251 | for x in keys: |
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| 252 | seabed_coords[x][1] -= offset |
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| 253 | return seabed_coords |
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| 254 | #------------------------------------------------------------- |
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| 255 | if __name__ == "__main__": |
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| 256 | |
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| 257 | from scenarios import scenarios |
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| 258 | from slope import gauges_for_slope |
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| 259 | #from plot import plot |
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| 260 | |
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| 261 | |
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| 262 | # 4 is 0.01 |
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| 263 | # 5 is 0.001 |
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| 264 | run_type = 5 |
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| 265 | #for run_data in [scenarios[5]]: |
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| 266 | #scenarios = scenarios[2:] |
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| 267 | #scenarios = [scenarios[0]] |
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| 268 | for run_data in scenarios: |
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| 269 | pro_instance = main( run_data['scenario_id'] + '_boundary.tsm' , |
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| 270 | run_data, |
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| 271 | run_type = run_type, |
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| 272 | outputdir_name=run_data['scenario_id'], |
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| 273 | end_tag='_limiterD') |
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| 274 | #gauges_for_slope(pro_instance.outputdir,[run_data]) |
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