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Viewing changes to madgraph/core/drawing.py

  • Committer: olivier Mattelaer
  • Date: 2015-03-05 00:14:16 UTC
  • mfrom: (258.1.9 2.3)
  • mto: (258.8.1 2.3)
  • mto: This revision was merged to the branch mainline in revision 259.
  • Revision ID: olivier.mattelaer@uclouvain.be-20150305001416-y9mzeykfzwnl9t0j
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madgraph/core/drawing.py
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        Compare to usual load we glue the cutted propagator of the Loop.
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        """ 
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        if self.diagram['tag']:
 
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        if self.diagram['tag'] and not self.fdstructures is None:
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            for pdg, list_struct_id, vertex_id in self.diagram['tag']:
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                for structure_id in list_struct_id:
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                    for vertex in self.fdstructures[structure_id]['vertices']:
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            return False 
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        # See the depth of each side 
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        for pdg, list_struct_id, vertex_id in self.diagram['tag']:
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            for structure_id in list_struct_id:
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                leg = self.fdstructures[structure_id].get('binding_leg')
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                if leg.get('number') < 3:
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                    continue # connecting to initial particles
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                #compute the number of vertex in the structure
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                nb_vertex = len(self.fdstructures[structure_id].get('vertices'))
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                if not binding_side.has_key(leg.get('number')):
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                    continue
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                if  binding_side[leg.get('number')]:
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                    side_weight += nb_vertex **2
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                else:
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                    side_weight -= nb_vertex **2
 
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        if not self.fdstructures is None:
 
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            for pdg, list_struct_id, vertex_id in self.diagram['tag']:
 
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                for structure_id in list_struct_id:
 
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                    leg = self.fdstructures[structure_id].get('binding_leg')
 
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                    if leg.get('number') < 3:
 
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                        continue # connecting to initial particles
 
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                    #compute the number of vertex in the structure
 
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                    nb_vertex = len(self.fdstructures[structure_id].get('vertices'))
 
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                    if not binding_side.has_key(leg.get('number')):
 
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                        continue
 
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                    if  binding_side[leg.get('number')]:
 
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                        side_weight += nb_vertex **2
 
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                    else:
 
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                        side_weight -= nb_vertex **2
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        if side_weight == 0:
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            return left_side > right_side