| 1 | """Given a .tsh, print an sww |
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| 2 | """ |
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| 3 | |
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| 4 | ###################### |
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| 5 | # Module imports |
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| 6 | # |
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| 7 | |
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| 8 | import sys |
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| 9 | from os import sep, path |
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| 10 | sys.path.append('..'+sep+'pyvolution') |
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| 11 | |
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| 12 | from shallow_water import Domain |
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| 13 | from anuga.pyvolution.pmesh2domain import pmesh_to_domain_instance |
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| 14 | import time, os |
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| 15 | from anuga.pyvolution.sww_file import SWW_file |
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| 16 | from anuga.utilities.numerical_tools import mean |
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| 17 | import anuga.utilities.log as log |
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| 18 | |
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| 19 | |
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| 20 | def tsh2sww(infilename, sww_file_name = None, verbose = False): |
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| 21 | """ |
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| 22 | This converts a mesh file (.tsh/.msh) to an .sww file. |
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| 23 | This is usefull to visualise the mesh. |
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| 24 | |
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| 25 | Note: This currently just writes the output file in the input file dir. |
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| 26 | """ |
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| 27 | if verbose == True: log.critical('Creating domain from %s' % infilename) |
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| 28 | domain = pmesh_to_domain_instance(infilename, Domain) |
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| 29 | if verbose == True: log.critical("Number of triangles = %d" % len(domain)) |
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| 30 | |
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| 31 | domain.smooth = True |
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| 32 | domain.format = 'sww' #Native netcdf visualisation format |
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| 33 | |
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| 34 | file_path, filename = path.split(infilename) |
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| 35 | filename, ext = path.splitext(filename) |
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| 36 | |
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| 37 | if not (sww_file_name == None): |
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| 38 | file_path, filename = path.split(sww_file_name) |
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| 39 | filename, ext = path.splitext(filename) |
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| 40 | domain.set_name(filename) |
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| 41 | |
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| 42 | domain.reduction = mean |
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| 43 | if verbose == True: log.critical("file_path %s" % file_path) |
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| 44 | if file_path == "":file_path = "." |
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| 45 | domain.set_datadir(file_path) |
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| 46 | |
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| 47 | if verbose == True: |
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| 48 | log.critical("Output written to %s%s%s.%s" |
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| 49 | % (domain.get_datadir(), sep, domain.get_name(), |
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| 50 | domain.format) |
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| 51 | sww = SWW_file(domain) |
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| 52 | sww.store_connectivity() |
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| 53 | sww.store_timestep('stage') |
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| 54 | |
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| 55 | if __name__ == "__main__": |
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| 56 | usage = "usage:python %s pmesh_file_name [verbose|non_verbose]" % path.basename(sys.argv[0]) |
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| 57 | if len(sys.argv) < 2: |
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| 58 | print usage |
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| 59 | else: |
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| 60 | filename = sys.argv[1] |
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| 61 | verbose = False |
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| 62 | if len(sys.argv) > 2: |
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| 63 | if sys.argv[2][0] == "v" or sys.argv[2][0] == "V": |
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| 64 | verbose = True |
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| 65 | tsh2sww(filename, verbose = verbose) |
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| 66 | |
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