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[Arch] Fix errors when exporting struchtures to IFC2X3 format

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when trying to export structures to IFC2X3 there are some problems due to the fact, that the actual code uses functions not suitable for IFC2X3
this commit fixes this issues
see forum post: https://forum.freecadweb.org/viewtopic.php?f=39&t=54286&start=30#p507877
This commit is contained in:
balrobs
2021-06-04 01:20:17 +02:00
committed by GitHub
parent 577994380c
commit a698748ac6
1 changed files with 13 additions and 6 deletions
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19
src/Mod/Arch/exportIFCStructuralTools.py
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@@ -44,12 +44,12 @@ def setup(ifcfile,ifcbin,scale):
owh = ifcfile.by_type("IfcOwnerHistory")[0]
prj = ifcfile.by_type("IfcProject")[0]
ctx = createStructuralContext(ifcfile)
if ifcfile.wrapped_data.schema_name == "IFC2X3":
if ifcfile.wrapped_data.schema_name() == "IFC2X3":
mod = ifcfile.createIfcStructuralAnalysisModel(uid(),owh,"Structural Analysis Model",None,None,"NOTDEFINED",None,None,None)
else:
pla = ifcbin.createIfcLocalPlacement()
mod = ifcfile.createIfcStructuralAnalysisModel(uid(),owh,"Structural Analysis Model",None,None,"NOTDEFINED",None,None,None,pla)
rel = ifcfile.createIfcRelDeclares(uid(),owh,None,None,prj,[mod])
rel = ifcfile.createIfcRelDeclares(uid(),owh,None,None,prj,[mod])
def createStructuralContext(ifcfile):
@@ -89,7 +89,10 @@ def createStructuralNode(ifcfile,ifcbin,point):
# for now we don't create any boundary condition
cnd = None
pla = ifcbin.createIfcLocalPlacement()
prd = ifcfile.createIfcStructuralPointConnection(uid(),owh,'Vertex',None,None,pla,psh,cnd,None)
if ifcfile.wrapped_data.schema_name() == "IFC2X3":
prd = ifcfile.createIfcStructuralPointConnection(uid(),owh,'Vertex',None,None,pla,psh,cnd)
else:
prd = ifcfile.createIfcStructuralPointConnection(uid(),owh,'Vertex',None,None,pla,psh,cnd,None)
return prd
@@ -137,25 +140,29 @@ def createStructuralMember(ifcfile,ifcbin,obj):
v1 = edge.Vertexes[-1].Point.multiply(scaling)
cp1 = ifcbin.createIfcCartesianPoint(tuple(v0))
cp2 = ifcbin.createIfcCartesianPoint(tuple(v1))
upv = ifcbin.createIfcDirection((0,0,1))
pla = ifcbin.createIfcLocalPlacement()
vp1 = ifcfile.createIfcVertexPoint(cp1)
vp2 = ifcfile.createIfcVertexPoint(cp2)
edg = ifcfile.createIfcEdge(vp1,vp2)
rep = ifcfile.createIfcTopologyRepresentation(ctx,'Analysis','Edge',[edg])
psh = ifcfile.createIfcProductDefinitionShape(None,None,[rep])
prd = ifcfile.createIfcStructuralCurveMember(uid(),owh,obj.Label,None,None,pla,psh,"RIGID_JOINED_MEMBER",upv)
if ifcfile.wrapped_data.schema_name() == "IFC2X3":
prd = ifcfile.createIfcStructuralCurveMember(uid(),owh,obj.Label,None,None,pla,psh,"RIGID_JOINED_MEMBER")
else:
upv = ifcbin.createIfcDirection((0,0,1))
prd = ifcfile.createIfcStructuralCurveMember(uid(),owh,obj.Label,None,None,pla,psh,"RIGID_JOINED_MEMBER",upv)
# check for existing connection nodes
for v in [v0,v1]:
vk = tuple(v)
if vk in structural_nodes:
if structural_nodes[vk]:
# there is already another member using this point
n = structural_nodes[vk]
else:
# there is another member with same point, create a new node
n = createStructuralNode(ifcfile,ifcbin,v)
structural_nodes[vk] = n
ifcfile.createIfcRelConnectsStructuralMember(uid(),None,None,None,prd,n,None,None,None,None);
ifcfile.createIfcRelConnectsStructuralMember(uid(),owh,None,None,prd,n,None,None,None,None)
else:
# just add the point, no other member using it yet
structural_nodes[vk] = None