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SplineApproximation curve

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This commit is contained in:
Joachim Schoeberl 2021-08-31 21:01:22 +02:00
parent 36a7b24315
commit 9f34dfe149
1 changed files with 12 additions and 3 deletions
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15
libsrc/occ/python_occ_shapes.cpp
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@ -29,6 +29,7 @@
#include <Geom_Plane.hxx> #include <Geom_Plane.hxx>
#include <Geom_BSplineCurve.hxx> #include <Geom_BSplineCurve.hxx>
#include <Geom_BezierCurve.hxx> #include <Geom_BezierCurve.hxx>
#include <GeomAPI_PointsToBSpline.hxx>
#include <GC_MakeSegment.hxx> #include <GC_MakeSegment.hxx>
#include <GC_MakeCircle.hxx> #include <GC_MakeCircle.hxx>
#include <GC_MakeArcOfCircle.hxx> #include <GC_MakeArcOfCircle.hxx>
@ -1697,6 +1698,14 @@ DLL_HEADER void ExportNgOCCShapes(py::module &m)
} }
}); });
m.def("SplineApproximation", [](std::vector<gp_Pnt> pnts, double tol) {
TColgp_Array1OfPnt points(0, pnts.size()-1);
for (int i = 0; i < pnts.size(); i++)
points.SetValue(i, pnts[i]);
GeomAPI_PointsToBSpline builder(points);
return BRepBuilderAPI_MakeEdge(builder.Curve()).Edge();
}, py::arg("points"), py::arg("tol"), "Generate spline-curve approximating list of points up to tolerance tol");
/* /*
m.def("Edge", [](Handle(Geom2d_Curve) curve2d, TopoDS_Face face) { m.def("Edge", [](Handle(Geom2d_Curve) curve2d, TopoDS_Face face) {
auto edge = BRepBuilderAPI_MakeEdge(curve2d, BRep_Tool::Surface (face)).Edge(); auto edge = BRepBuilderAPI_MakeEdge(curve2d, BRep_Tool::Surface (face)).Edge();
@ -1779,14 +1788,14 @@ DLL_HEADER void ExportNgOCCShapes(py::module &m)
return maker.Shape(); return maker.Shape();
}); });
m.def("ThruSections", [](std::vector<TopoDS_Shape> wires) m.def("ThruSections", [](std::vector<TopoDS_Shape> wires, bool solid)
{ {
BRepOffsetAPI_ThruSections aTool(Standard_True); BRepOffsetAPI_ThruSections aTool(solid); // Standard_True);
for (auto shape : wires) for (auto shape : wires)
aTool.AddWire(TopoDS::Wire(shape)); aTool.AddWire(TopoDS::Wire(shape));
aTool.CheckCompatibility(Standard_False); aTool.CheckCompatibility(Standard_False);
return aTool.Shape(); return aTool.Shape();
}); }, py::arg("wires"), py::arg("solid")=true);