def InterpolatePoints(self):
curgp_Array1CurvePoles2d = point_list_to_TColgp_Array1OfPnt2d(self.Poles2d)
curgp_Array1CurvePoles = point_list_to_TColgp_Array1OfPnt(self.Poles)
# self.FindPoints(self.Poles2d)
# self.FindPoints(self.Poles)
try:
myGeom2d_BSplineCurve = Geom2dAPI_PointsToBSpline(curgp_Array1CurvePoles2d)
if myGeom2d_BSplineCurve.IsDone():
self.myGeom2d_BSplineCurve = myGeom2d_BSplineCurve.Curve()
except Exception as e:
print(e)
try:
myGeom_BSplineCurve = GeomAPI_PointsToBSpline(curgp_Array1CurvePoles)
if myGeom_BSplineCurve.IsDone():
self.myGeom_BSplineCurve = myGeom_BSplineCurve.Curve()
except Exception as e:
print(e)
def approx_points_by_piecewise_bezier(points_3d, degree, tol):
if degree not in (2, 3):
raise RuntimeError(
"SVG files only support Bezier curves of degree 2 or 3")
points_3d_occ = [gp_Pnt(*p) for p in points_3d]
approx_spline = GeomAPI_PointsToBSpline(
point_list_to_TColgp_Array1OfPnt(points_3d_occ), degree, degree,
GeomAbs_C1, tol)
# TO DO:
# why the following string doesn't yield a spline of degree < 3
# approx_spline = GeomConvert_ApproxCurve(spline, tol, order, max_segments, max_degree)
if not approx_spline.IsDone():
raise RuntimeError(
"Could not approximate points within a given tolerance")
return GeomConvert_BSplineCurveToBezierCurve(approx_spline.Curve())
