def from_xml(cls, fpath, verbose=False, update_altimetry=True, size_criterion=0.0, refine_mesh=True, use_vol_landtakes=False):
"""Create a project from `fpath` XML file path, on the way update project site
infrastructure altimetry if `update_altimetry` is True
"""
with filter_output(verbose):
project = cls(cls.cyclass.from_xml(fpath))
if update_altimetry:
project.update_site_altimetry(
verbose, size_criterion=size_criterion, refine_mesh=refine_mesh, use_vol_landtakes=use_vol_landtakes)
return project
def from_project(cls, project, solverdir, verbose=False):
"""Load and configure solver
'solverdir' is the directory where one can find the solver library. The
configuration is read from the project.
"""
_set_solver_config(project.current_computation)
with filter_output(verbose):
solver = load_computation_solver(solverdir,
project.current_computation)
return cls(solver)
def from_name(cls, name, parameters_file, solverdir=None, verbose=False):
"""Return an instance of solver with `name`.
`name` can be "default" or "Anime3D" for instance.
"""
solverdir = solverdir or fetch_solverdir()
with open(parameters_file) as fp:
_set_solver_config(fp)
solver_name = cls._solvers.get(name.lower(), name)
with filter_output(verbose):
solver = _business2solver.acoustic_solver_by_name(
solver_name, solverdir)
return cls(solver)
def update_site_altimetry(self, altimesh, verbose=False):
"""Update the altitude of the site infrastructure items
Params:
- altimesh: tympan.altimetry.AltimetryMesh
Site infrastructure items whose altitude can be updated are machines,
buildings, sources, receptors, etc.
"""
with filter_output(verbose):
self._project._update_site_altimetry(altimesh.mesh,
altimesh.material_by_face)
def from_project(cls, project, solverdir=None, verbose=False):
"""Load and configure solver
'solverdir' is the directory where one can find the solver library. If None, it will
be retrieved from "TYMPAN_SOLVERDIR" environment variable, which must be defined. The
configuration is read from the project.
"""
solverdir = solverdir or fetch_solverdir()
parameters_fp = StringIO(project.current_computation.solver_parameters.decode('utf-8'))
_set_solver_config(parameters_fp)
with filter_output(verbose):
solver = _business2solver.acoustic_solver_from_computation(
project.current_computation, solverdir)
return cls(solver)
def update_site_altimetry(self, verbose=False, size_criterion=0.0, refine_mesh=True, use_vol_landtakes=False):
"""Update the altitude of the site infrastructure items
Site infrastructure items whose altitude can be updated are machines, buildings, sources,
receptors, etc.
"""
with filter_output(verbose):
try:
self._build_altimetry_mesh(
size_criterion=size_criterion, refine_mesh=refine_mesh, use_vol_landtakes=use_vol_landtakes)
except InconsistentGeometricModel as exc:
message_box = ctypes.windll.user32.MessageBoxW
message = exc.message
message_box(None, message, 'Erreur altimetrie', 0)
raise
self._project._update_site_altimetry(self._altimetry_mesh.mesh,
self._altimetry_mesh.material_by_face)
def no_output(cls):
stdout_log = '%s_stdout.log' % (cls.__name__)
stderr_log = '%s_stderr.log' % (cls.__name__)
from tympan.models import filter_output
with filter_output(verbose=False, to=stdout_log, err_to=stderr_log):
yield
def from_xml(cls, fpath, verbose=False):
"""Create a project from a XML file path"""
with filter_output(verbose):
return cls(cls.cyclass.from_xml(fpath))