2011/12/3 Vincent Acary <vincent.ac...@inria.fr> > Dear pyhtonocc users, > > I use the following file script to try to us view a STEP file, byt nothing > appear ? > > Do you have an idea where is my (huge) mistake ? > > Is there an equivalent example in the repository ? > > Vincent > > from OCC.BRepPrimAPI import * > from OCC.gp import * > from OCC.TopLoc import * > from OCC.AIS import * > from OCC.Display.SimpleGui import * > display, start_display, add_menu, add_function_to_menu = init_display() > v = display.GetView().GetObject() > > from OCC import STEPControl,Quantity > > step_reader = STEPControl.STEPControl_Reader() > status = step_reader.ReadFile(filename) > if(status == STEPControl.IFSelect.IFSelect_RetDone): > #Interface_TraceFile::SetDefault(); > failsonly = False > step_reader.PrintCheckLoad( failsonly, > STEPControl.IFSelect.IFSelect_ItemsByEntity ) > nbr = step_reader.NbRootsForTransfer() > step_reader.PrintCheckTransfer( failsonly, > STEPControl.IFSelect.IFSelect_ItemsByEntity ) > for n in range(1,nbr+1) : > ok = step_reader.TransferRoot( n ) > nbs = step_reader.NbShapes() > trans=2.0 > print "importSTEP Solid, nb shapes ", nbs > if nbs > 0 : > for i in range(1,nbs+1) : > # TopoDS_Shape shape = aReaderManette.Shape( i ); > pAis=AIS_Shape( step_reader.Shape( i )) > #pAis.SetTransparency(1) > pAis.SetColor(Quantity.Quantity_NOC_DARKVIOLET); > #pAis.SetMaterial(Graphic3d_NOM_PLASTIC); > toto = Handle_AIS_InteractiveObject(pAis) > display.Context.Display(toto, True ) > > display.Context.UpdateCurrentViewer() > else: > print "An error occured when loading", filename > > Hi Vincent,
Is something displayed if you move your display code from """ pAis=AIS_Shape( step_reader.Shape( i )) pAis.SetColor(Quantity.Quantity_NOC_DARKVIOLET); toto = Handle_AIS_InteractiveObject(pAis) display.Context.Display(toto, True ) """ to """ display.DisplayShape(step_reader.Shape(i)) """ ? Thomas
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