def make_face_to_contour_from(): v1 = make_vertex(gp_Pnt(0, 0, 0)) v2 = make_vertex(gp_Pnt(10, 0, 0)) v3 = make_vertex(gp_Pnt(7, 10, 0)) v4 = make_vertex(gp_Pnt(10, 20, 0)) v5 = make_vertex(gp_Pnt(0, 20, 0)) v6 = make_vertex(gp_Pnt(3, 10, 0)) e1 = make_edge(v1, v2) e2 = make_edge(v2, v3) e3 = make_edge(v3, v4) e4 = make_edge(v4, v5) e5 = make_edge(v5, v6) e6 = make_edge(v6, v1) v7 = make_vertex(gp_Pnt(2, 2, 0)) v8 = make_vertex(gp_Pnt(8, 2, 0)) v9 = make_vertex(gp_Pnt(7, 3, 0)) v10 = make_vertex(gp_Pnt(3, 3, 0)) e7 = make_edge(v7, v8) e8 = make_edge(v8, v9) e9 = make_edge(v9, v10) e10 = make_edge(v10, v7) w1 = make_wire([e1, e2, e3, e4, e5, e6]) f = make_face(w1) w2 = make_wire(e7, e8, e9, e10) f2 = make_face(w2) f3 = boolean_cut(f, f2) return f3
def bisect_pnt(event=None): display.EraseAll() p1 = gp_Pnt2d(1, 0.5) p2 = gp_Pnt2d(0, 1e5) bi = GccAna_Pnt2dBisec(p1, p2) bisec = bi.ThisSolution() # enum GccInt_Lin, GccInt_Cir, GccInt_Ell, GccInt_Par, GccInt_Hpr, GccInt_Pnt p1_ = make_vertex(gp_Pnt(p1.X(), p1.Y(), 0)) p2_ = make_vertex(gp_Pnt(p2.X(), p2.Y(), 0)) display.DisplayShape([p1_, p2_]) display.DisplayColoredShape(make_edge2d(bisec), 'BLUE') display.FitAll()
def build_surface(self): ''' builds and renders the plate ''' self.plate = build_plate([self.poly], [self.pnt]) self.display.EraseAll() self.display.DisplayShape(self.plate) vert = make_vertex(self.pnt) self.display.DisplayShape(vert, update=True)
def geom_plate(event=None): display.EraseAll() p1 = gp_Pnt(0, 0, 0) p2 = gp_Pnt(0, 10, 0) p3 = gp_Pnt(0, 10, 10) p4 = gp_Pnt(0, 0, 10) p5 = gp_Pnt(5, 5, 5) poly = make_closed_polygon([p1, p2, p3, p4]) edges = [i for i in TopologyExplorer(poly).edges()] face = make_n_sided(edges, [p5]) display.DisplayShape(edges) display.DisplayShape(make_vertex(p5)) display.DisplayShape(face, update=True)
def compute_minimal_distance_between_circles(): """ compute the minimal distance between 2 circles here the minimal distance overlaps the intersection of the circles the points are rendered to indicate the locations """ # required for precise rendering of the circles display.Context.SetDeviationCoefficient(0.0001) L = gp_Pnt(4, 10, 0) M = gp_Pnt(10, 16, 0) Laxis = gp_Ax2() Maxis = gp_Ax2() Laxis.SetLocation(L) Maxis.SetLocation(M) r1 = 12.0 r2 = 15.0 Lcircle = gp_Circ(Laxis, r1) Mcircle = gp_Circ(Maxis, r2) l_circle, m_circle = make_edge(Lcircle), make_edge(Mcircle) display.DisplayShape((l_circle, m_circle)) # compute the minimal distance between 2 circles # the minimal distance here matches the intersection of the circles dss = BRepExtrema_DistShapeShape(l_circle, m_circle) print("intersection parameters on l_circle:", [dss.ParOnEdgeS1(i) for i in range(1, dss.NbSolution() + 1)]) print("intersection parameters on m_circle:", [dss.ParOnEdgeS2(i) for i in range(1, dss.NbSolution() + 1)]) for i in range(1, dss.NbSolution() + 1): pnt = dss.PointOnShape1(i) display.DisplayShape(make_vertex(pnt))