| 1 | """ |
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| 2 | Generates ascii grids of nominated areas - |
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| 3 | Input: sww file from run_perth.py |
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| 4 | boundaries for grids from project.py |
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| 5 | Outputs: ascii grids of specified variables |
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| 6 | Stored in the 'outputs_dir' folder for respective .sww file |
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| 7 | |
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| 8 | Note: |
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| 9 | If producing a grid for the enitre extent cellsize should be greater than 30m |
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| 10 | If producing grids for inundation area resolution should be greater than mesh (ie ~22m) |
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| 11 | """ |
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| 12 | |
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| 13 | import project, os |
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| 14 | import sys |
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| 15 | from os.path import join |
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| 16 | from anuga.lib.maxasc.maxasc import MaxAsc |
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| 17 | from anuga.shallow_water.data_manager import convert_dem_from_ascii2netcdf, dem2pts |
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| 18 | from anuga.shallow_water.data_manager import sww2dem |
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| 19 | from os import sep |
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| 20 | |
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| 21 | |
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| 22 | directory = project.output_folder |
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| 23 | |
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| 24 | time_dir1 = '20090327_103428_run_final_0_70906_1833_Bf_None_mhingee' |
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| 25 | time_dir2 = '20090327_121728_run_final_0_70906_1833_Tb_None_mhingee' |
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| 26 | ##time_dir3 = '' |
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| 27 | ##time_dir4 = '' |
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| 28 | ##time_dir5 = '' |
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| 29 | ##time_dir6 = '' |
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| 30 | ##time_dir7 = '' |
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| 31 | ##time_dir8 = '' |
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| 32 | time_dirs = [time_dir1, time_dir2] # time_dir4]# , time_dir4, time_dir5, time_dir6] |
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| 33 | |
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| 34 | |
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| 35 | cellsize = 250 |
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| 36 | ##cellsize = 5 |
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| 37 | |
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| 38 | #timestep = None # None means no timestep! |
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| 39 | timestep = 0 |
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| 40 | |
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| 41 | ###### |
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| 42 | # Set the special areas of interest. If none, do: area='All' |
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| 43 | ###### |
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| 44 | |
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| 45 | #area = ['Bunbury', 'Busselton'] # strings must match keys in var_equations below |
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| 46 | area = ['All'] # 'All' means no special areas - the whole thing |
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| 47 | |
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| 48 | ###### |
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| 49 | # Define allowed variable names and associated equations to generate values. |
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| 50 | # This would not normally change. |
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| 51 | ###### |
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| 52 | var_equations = {'stage': 'stage', |
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| 53 | 'momentum': '(xmomentum**2 + ymomentum**2)**0.5', |
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| 54 | 'depth': 'stage-elevation', |
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| 55 | 'speed': '(xmomentum**2 + ymomentum**2)**0.5/(stage-elevation+1.e-6)', |
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| 56 | 'elevation': 'elevation' } |
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| 57 | |
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| 58 | # one or more key strings from var_equations above |
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| 59 | var = ['stage','speed','depth'] |
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| 60 | |
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| 61 | ###### |
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| 62 | # Start running the various conversions we require. |
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| 63 | ###### |
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| 64 | |
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| 65 | for which_var in var: |
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| 66 | if which_var not in var_equations: |
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| 67 | print 'Unrecognized variable name: %s' % which_var |
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| 68 | break |
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| 69 | |
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| 70 | for which_area in area: |
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| 71 | if which_area == 'All': |
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| 72 | easting_min = None |
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| 73 | easting_max = None |
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| 74 | northing_min = None |
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| 75 | northing_max = None |
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| 76 | else: |
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| 77 | try: |
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| 78 | easting_min = eval('project.xmin%s' % which_area) |
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| 79 | easting_max = eval('project.xmax%s' % which_area) |
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| 80 | northing_min = eval('project.ymin%s' % which_area) |
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| 81 | northing_max = eval('project.ymax%s' % which_area) |
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| 82 | except AttributeError: |
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| 83 | print 'Unrecognized area name: %s' % which_area |
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| 84 | break |
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| 85 | |
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| 86 | for time_dir in time_dirs: |
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| 87 | |
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| 88 | name1 = join(directory, time_dir, project.scenario_name) |
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| 89 | name2 = join(directory, time_dir, project.scenario_name)+'_time_7380_0' |
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| 90 | name3 = join(directory, time_dir, project.scenario_name)+'_time_14760_0' |
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| 91 | name4 = join(directory, time_dir, project.scenario_name)+'_time_22140_0' |
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| 92 | name5 = join(directory, time_dir, project.scenario_name)+'_time_29520_0' |
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| 93 | name6 = join(directory, time_dir, project.scenario_name)+'_time_36900_0' |
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| 94 | name7 = join(directory, time_dir, project.scenario_name)+'_time_44280_0' |
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| 95 | name8 = join(directory, time_dir, project.scenario_name)+'_time_51660_0' |
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| 96 | name9 = join(directory, time_dir, project.scenario_name)+'_time_59040_0' |
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| 97 | name10 = join(directory, time_dir, project.scenario_name)+'_time_66420_0' |
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| 98 | name11 = join(directory, time_dir, project.scenario_name)+'_time_73800_0' |
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| 99 | |
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| 100 | names = [name1, name2, name3, name4, name5, name6, name7, name8, name9, name10, name11] |
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| 101 | |
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| 102 | asc_name = [] |
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| 103 | |
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| 104 | for name in names: |
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| 105 | |
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| 106 | outname = name + '_' + which_area + '_' + which_var |
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| 107 | quantityname = var_equations[which_var] |
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| 108 | |
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| 109 | print 'start sww2dem: time_dir=%s' % time_dir |
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| 110 | |
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| 111 | sww2dem(name, basename_out = outname, |
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| 112 | quantity = quantityname, |
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| 113 | timestep = timestep, |
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| 114 | cellsize = cellsize, |
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| 115 | easting_min = easting_min, |
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| 116 | easting_max = easting_max, |
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| 117 | northing_min = northing_min, |
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| 118 | northing_max = northing_max, |
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| 119 | reduction = max, |
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| 120 | verbose = True, |
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| 121 | format = 'asc') |
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| 122 | |
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| 123 | asc_name.append(outname + '.asc') |
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| 124 | |
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| 125 | maxasc_outname = join(directory, time_dir, project.scenario_name)+'_'+which_area+'_'+which_var+'_max.asc' |
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| 126 | |
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| 127 | print 'max asc outname ', maxasc_outname |
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| 128 | print 'asc_name ', str(asc_name) |
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| 129 | |
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| 130 | MaxAsc(maxasc_outname, asc_name) |
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