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Arch: added workarounds for export bugs in ifcopenshell

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This commit is contained in:
Yorik van Havre 2013-12-20 13:25:41 -02:00
parent 5224e9a2ba
commit 55c0253cd9
1 changed files with 27 additions and 4 deletions
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31
src/Mod/Arch/ifcWriter.py
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@ -103,12 +103,13 @@ def getValueAndDirection(vec):
normal = (x,y,z)
return length,normal
def create(ifcdoc,ifcname,arguments=[]):
def create(ifcdoc=None,ifcname=None,arguments=[]):
"""create(ifcdoc,ifcname,[arguments]):creates an entity
of the given name in the given document and optionally
gives it an ordered list of arguments"""
entity = IfcExport.Entity(ifcname)
ifcdoc.add(entity)
if ifcdoc:
ifcdoc.add(entity)
# this is a temporary hack while ifcopenshell has no ref counting
holder.refs.append(entity)
if not isinstance(arguments,list):
@ -289,7 +290,7 @@ class IfcDocument(object):
dim3 = create(self._fileobject,"IfcSIUnit",[dim1,"AREAUNIT",None,"SQUARE_METRE"])
dim4 = create(self._fileobject,"IfcSIUnit",[dim1,"VOLUMEUNIT",None,"CUBIC_METRE"])
dim6 = create(self._fileobject,"IfcSIUnit",[dim1,"PLANEANGLEUNIT",None,"RADIAN"])
dim7 = create(self._fileobject,"IfcPlaneAngleMeasure",[1.745E-2])
dim7 = create(None,"IfcPlaneAngleMeasure",[1.745E-2])
dim8 = create(self._fileobject,"IfcMeasureWithUnit",[dim7,dim6])
dim9 = create(self._fileobject,"IfcConversionBasedUnit",[dim1,"PLANEANGLEUNIT","DEGREE",dim8])
units = create(self._fileobject,"IfcUnitAssignment",[[dim2,dim3,dim4,dim9]])
@ -338,13 +339,35 @@ class IfcDocument(object):
if path:
try:
self._fileobject.write(path)
self._fix(path)
except:
print ("IfcWriter: Error writing to "+path)
else:
print ("IfcWriter: Successfully written to "+path)
else:
print ("IfcWriter: Error: File path is not defined, unable to save")
def _fix(self,path):
"dirty hack to fix bugs in ifcopenshell"
import os
if os.path.exists(path):
f = open(path,"rb")
lines = []
for l in f.readlines():
if "IFCPLANEANGLEMEASURE" in l:
# bug 1: adding ifcPlaneAngleMeasure in a ifcMeasureWithUnit adds an unwanted = sign
l = l.replace("=IFCPLANEANGLEMEASURE","IFCPLANEANGLEMEASURE")
elif ("FACEBOUND" in l) or ("FACEOUTERBOUND" in l):
# bug 2: booleans are exported as ints
l = l.replace(",1);",",.T.);")
l = l.replace(",0);",",.F.);")
lines.append(l)
f.close()
f = open(path,"wb")
for l in lines:
f.write(l)
f.close()
def addPlacement(self,reference=None,origin=(0,0,0),xaxis=(1,0,0),zaxis=(0,0,1),local=True):
"""addPlacement([reference,origin,xaxis,zaxis,local]): adds a placement. origin,
xaxis and zaxis can be either tuples or 3d vectors. If local is False, a global