| 204 |
class Design(object): |
class Design(object): |
| 205 |
""" |
""" |
| 206 |
Template for a design which defines the input for a mesh generator. |
Template for a design which defines the input for a mesh generator. |
| 207 |
|
|
| 208 |
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:cvar GMSH: U{gmsh<http://www.geuz.org/gmsh/>} file formatt |
| 209 |
|
:cvar IDEAS: U{I_DEAS<http://www.plm.automation.siemens.com/en_us/products/nx/>} universal file format |
| 210 |
|
:cvar VRML: U{VRML<http://www.w3.org/MarkUp/VRML/>} file format |
| 211 |
|
:cvar STL: U{STL<http://en.wikipedia.org/wiki/STL_(file_format)>} file format |
| 212 |
|
:cvar NASTRAN: U{Nastran<http://simcompanion.mscsoftware.com/infocenter/index?page=content&channel=DOCUMENTATION>} bulk data format |
| 213 |
|
:cvar MEDIT: U{Medit<http://www-rocq.inria.fr/OpenFEM/Doc/>} file format |
| 214 |
|
:cvar CGNS: U{CGNS<http://cgns.sourceforge.net/>} file format |
| 215 |
|
:cvar PLOT3D: U{Plot3D<http://www.plot3d.net/>} file format |
| 216 |
|
:cvar DIFFPACK: U{Diffpack<http://www.diffpack.com/>} file format |
| 217 |
""" |
""" |
| 218 |
|
GMSH="msh" |
| 219 |
|
IDEAS="unv" |
| 220 |
|
VRML="vrml" |
| 221 |
|
STL="stl" |
| 222 |
|
NASTRAN="bdf" |
| 223 |
|
MEDIT="mesh" |
| 224 |
|
CGNS="cgns" |
| 225 |
|
PLOT3D="p3d" |
| 226 |
|
DIFFPACK="diff" |
| 227 |
def __init__(self,dim=3,element_size=1.,order=1,keep_files=False): |
def __init__(self,dim=3,element_size=1.,order=1,keep_files=False): |
| 228 |
""" |
""" |
| 229 |
Initializes a design. |
Initializes a design. |
| 237 |
self.setElementSize(element_size) |
self.setElementSize(element_size) |
| 238 |
self.setDim(dim) |
self.setDim(dim) |
| 239 |
self.setElementOrder(order) |
self.setElementOrder(order) |
| 240 |
|
self.setFileFormat() |
| 241 |
|
self.setMeshFileName() |
| 242 |
if keep_files: |
if keep_files: |
| 243 |
self.setKeepFilesOn() |
self.setKeepFilesOn() |
| 244 |
else: |
else: |
| 356 |
implementation. |
implementation. |
| 357 |
""" |
""" |
| 358 |
pass |
pass |
| 359 |
|
def generate(self): |
| 360 |
|
""" |
| 361 |
|
generate output file |
| 362 |
|
|
| 363 |
|
:note: this method may be overwritten by a particular design |
| 364 |
|
implementation. |
| 365 |
|
""" |
| 366 |
|
self.getMeshHandler() |
| 367 |
|
|
| 368 |
def getMeshHandler(self): |
def getMeshHandler(self): |
| 369 |
""" |
""" |
| 383 |
if isinstance(p, PropertySet): m[ p.getTag() ] = p.getName() |
if isinstance(p, PropertySet): m[ p.getTag() ] = p.getName() |
| 384 |
return TagMap(m) |
return TagMap(m) |
| 385 |
|
|
| 386 |
|
def setFileFormat(self,format='msh'): |
| 387 |
|
""" |
| 388 |
|
Sets the file format to be used. |
| 389 |
|
|
| 390 |
|
:param format: format to be used. needs to be one of |
| 391 |
|
|
| 392 |
|
""" |
| 393 |
|
if not format in [ self.GMSH, self.IDEAS, self.VRML, self.STL, self.NASTRAN, self.MEDIT, self.CGNS, self.PLOT3D, self.DIFFPACK] : |
| 394 |
|
raise ValueError,"unknown file format %s."%format |
| 395 |
|
self.__fileformat=format |
| 396 |
|
|
| 397 |
|
def getFileFormat(self): |
| 398 |
|
""" |
| 399 |
|
Returns the file format |
| 400 |
|
""" |
| 401 |
|
return self.__fileformat |
| 402 |
|
|
| 403 |
|
def setMeshFileName(self, name=None): |
| 404 |
|
""" |
| 405 |
|
Sets the name for the mesh file. If no name is given a name is generated. |
| 406 |
|
""" |
| 407 |
|
if name == None: |
| 408 |
|
tmp_f_id=tempfile.mkstemp(suffix="."+self.getFileFormat()) |
| 409 |
|
self.__mshname=tmp_f_id[1] |
| 410 |
|
os.close(tmp_f_id[0]) |
| 411 |
|
else: |
| 412 |
|
self.__mshname=name |
| 413 |
|
self.setKeepFilesOn() |
| 414 |
|
|
| 415 |
|
def getMeshFileName(self): |
| 416 |
|
""" |
| 417 |
|
Returns the name of the mesh file. |
| 418 |
|
""" |
| 419 |
|
return self.__mshname |
| 420 |
|
|
| 421 |
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|
| 422 |
|
|
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