pythonCascade Sample Problems

Topology Transformations: Scale

        self.Initialize()

        self.interactive_context.EraseAll(0,1)

 

        S = BRepPrimAPI_MakeWedge(60.,100.,80.,20.).Shape()

        ais1 = AIS_Shape(S)

        self.interactive_context.SetDisplayMode(ais1,AIS_Shaded,0)

        self.interactive_context.SetMaterial(ais1,Graphic3d_NOM_PLASTIC,0)

        self.interactive_context.SetColor(ais1,Quantity_NOC_GREEN,0)

        self.interactive_context.Display(ais1,1)

 

        theTransformation = gp_Trsf()

 

        theCenterOfScale = gp_Pnt(200,60,60)

        aispnt = AIS_Point(Geom_CartesianPoint(theCenterOfScale))

        self.interactive_context.Display(aispnt,1)

 

        theTransformation.SetScale(theCenterOfScale,0.5)

       

        myBRepTransformation = BRepBuilderAPI_Transform(S,theTransformation)

        S2 = myBRepTransformation.Shape()

 

        ais2 = AIS_Shape(S2)

        self.interactive_context.SetDisplayMode(ais2,AIS_Shaded,0)

        self.interactive_context.SetMaterial(ais2,Graphic3d_NOM_PLASTIC,0)

        self.interactive_context.SetColor(ais2,Quantity_NOC_BLUE1,0)

        self.interactive_context.Display(ais2,1)

       

 

 

        self.view.FitAll(0.01,0)

        self.view.ZFitAll(0.01)

        self.view.Redraw()