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add rigid connections - add spring stiffness for point connections

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This commit is contained in:
Jesusbill
2020-08-17 17:05:31 +02:00
parent eac72dc852
commit 7f48923153
4 changed files with 151 additions and 83 deletions
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src/ifc2ca/ifc2ca.py
+11 -9
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@@ -10,6 +10,7 @@ class IFC2CA:
self.file = None
self.result = {}
self.warnings = []
self.tol = 1E-06
def convert(self):
self.file = ifcopenshell.open(self.filename)
@@ -73,10 +74,11 @@ class IFC2CA:
representation = self.get_representation(item, 'Edge')
material_profile = self.get_material_profile(item)
if not representation:
# add to warnings
self.warnings.append('No representation defined for %s. Member excluded' % (item.is_a() + '|' + str(item.id())))
return
if not material_profile:
#add to warnings
self.warnings.append('No material defined for in %s' % (item.is_a() + '|' + str(item.id())))
self.warnings.append('No profile defined for in %s' % (item.is_a() + '|' + str(item.id())))
materialId = None
profileId = None
else:
@@ -95,8 +97,8 @@ class IFC2CA:
length = np.linalg.norm(np.array(geometry[1]) - np.array(geometry[0]))
for c in connections:
if c['eccentricity']:
if np.linalg.norm(np.array(c['eccentricity']['pointOnElement'])) > length:
# print('Eccentricity in %s corrected' % item.is_a() + '|' + str(item.id()))
if np.linalg.norm(np.array(c['eccentricity']['pointOnElement'])) > length + self.tol:
print((np.linalg.norm(np.array(c['eccentricity']['pointOnElement'])), '>', length))
self.warnings.append('Eccentricity in %s corrected' % (item.is_a() + '|' + str(item.id())))
c['eccentricity']['pointOnElement'][0] = length
# End <--
@@ -125,10 +127,10 @@ class IFC2CA:
representation = self.get_representation(item, 'Face')
material = self.get_material_profile(item)
if not representation:
# add to warnings
self.warnings.append('No representation defined for %s. Member excluded' % (item.is_a() + '|' + str(item.id())))
return
if not material:
#add to warnings
self.warnings.append('No material defined for in %s' % (item.is_a() + '|' + str(item.id())))
materialId = None
else:
materialId = material.is_a() + '|' + str(material.id())
@@ -161,7 +163,7 @@ class IFC2CA:
elif item.is_a('IfcStructuralPointConnection'):
representation = self.get_representation(item, 'Vertex')
if not representation:
# add to warnings
self.warnings.append('No representation defined for %s. Connection excluded' % (item.is_a() + '|' + str(item.id())))
return
geometry = self.get_geometry(representation)
@@ -233,7 +235,7 @@ class IFC2CA:
return rep
def get_specific_representation(self, representation, rep_id, rep_type):
if representation.RepresentationIdentifier == rep_id or rep_id is None \
if (representation.RepresentationIdentifier == rep_id or rep_id is None) \
and representation.RepresentationType == rep_type:
return representation
if representation.RepresentationType == 'MappedRepresentation':
@@ -453,7 +455,7 @@ class IFC2CA:
}
if __name__ == '__main__':
fileNames = ['cantilever_01', 'portal_01']
fileNames = ['cantilever_01', 'portal_01', 'grid_of_beams']
files = fileNames
for fileName in files: