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netgen/libsrc/occ/python_occ_basic.cpp
Joachim Schoeberl bd5699d5f1 more features of DirectionalInterval
2021-08-24 10:40:30 +02:00

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#ifdef NG_PYTHON
#ifdef OCCGEOMETRY
#include <../general/ngpython.hpp>
#include <core/python_ngcore.hpp>
#include "../meshing/python_mesh.hpp"
#include <meshing.hpp>
#include <occgeom.hpp>
#include <gp_Ax1.hxx>
#include <gp_Ax2.hxx>
#include <gp_Ax2d.hxx>
#include <gp_Trsf.hxx>
#include <BRepPrimAPI_MakeSphere.hxx>
#include <BRepPrimAPI_MakeCylinder.hxx>
#include <BRepPrimAPI_MakeBox.hxx>
#include <BRepPrimAPI_MakePrism.hxx>
#include <BRepOffsetAPI_MakePipe.hxx>
#include <BRepAlgoAPI_Cut.hxx>
#include <BRepAlgoAPI_Common.hxx>
#include <BRepAlgoAPI_Fuse.hxx>
// #include <XCAFDoc_VisMaterialTool.hxx>
#include <TDF_Attribute.hxx>
#include <Standard_GUID.hxx>
#include <Geom_TrimmedCurve.hxx>
#include <GC_MakeSegment.hxx>
#include <GC_MakeCircle.hxx>
#include <GC_MakeArcOfCircle.hxx>
#include <BRepBuilderAPI_MakeEdge.hxx>
#include <BRepBuilderAPI_MakeWire.hxx>
#include <BRepBuilderAPI_Transform.hxx>
#include <BRepBuilderAPI_MakeFace.hxx>
#include <BRepFilletAPI_MakeFillet.hxx>
#include <BRepOffsetAPI_ThruSections.hxx>
#include <BRepGProp.hxx>
#include <BRepOffsetAPI_MakeThickSolid.hxx>
#include <BRepLib.hxx>
#include <Geom2d_Curve.hxx>
#include <Geom2d_Ellipse.hxx>
#include <Geom2d_TrimmedCurve.hxx>
#include <GCE2d_MakeSegment.hxx>
#include <GCE2d_MakeCircle.hxx>
#include <python_occ.hpp>
#if OCC_VERSION_MAJOR>=7 && OCC_VERSION_MINOR>=4
#define OCC_HAVE_DUMP_JSON
#endif
DLL_HEADER void ExportNgOCCBasic(py::module &m)
{
cout << "export basics" << endl;
py::class_<gp_Pnt>(m, "gp_Pnt")
.def(py::init([] (py::tuple pnt)
{
if (py::len(pnt) != 3)
throw Exception("need 3-tuple to create gp_Pnt");
return gp_Pnt(py::cast<double>(pnt[0]),
py::cast<double>(pnt[1]),
py::cast<double>(pnt[2]));
}))
.def(py::init([] (double x, double y, double z) {
return gp_Pnt(x, y, z);
}))
.def_property("x", [](gp_Pnt&p) { return p.X(); }, [](gp_Pnt&p,double x) { p.SetX(x); })
.def_property("y", [](gp_Pnt&p) { return p.Y(); }, [](gp_Pnt&p,double y) { p.SetY(y); })
.def_property("z", [](gp_Pnt&p) { return p.Z(); }, [](gp_Pnt&p,double z) { p.SetZ(z); })
.def("__str__", [] (const gp_Pnt & p) {
stringstream str;
str << "(" << p.X() << ", " << p.Y() << ", " << p.Z() << ")";
return str.str();
})
.def("__repr__", [] (const gp_Pnt & p) {
stringstream str;
str << "(" << p.X() << ", " << p.Y() << ", " << p.Z() << ")";
return str.str();
})
.def("__sub__", [](gp_Pnt p1, gp_Pnt p2) { return gp_Vec(p2, p1); })
.def("__add__", [](gp_Pnt p, gp_Vec v) { return p.Translated(v); }) // gp_Pnt(p.X()+v.X(), p.Y()+v.Y(), p.Z()+v.Z()); })
.def("__sub__", [](gp_Pnt p, gp_Vec v) { return p.Translated(-v); }) // gp_Pnt(p.X()-v.X(), p.Y()-v.Y(), p.Z()-v.Z()); })
;
py::class_<gp_Vec>(m, "gp_Vec")
.def(py::init([] (py::tuple vec)
{
return gp_Vec(py::cast<double>(vec[0]),
py::cast<double>(vec[1]),
py::cast<double>(vec[2]));
}))
.def(py::init([] (double x, double y, double z) {
return gp_Vec(x, y, z);
}))
.def_property("x", [](gp_Vec&p) { return p.X(); }, [](gp_Vec&p,double x) { p.SetX(x); })
.def_property("y", [](gp_Vec&p) { return p.Y(); }, [](gp_Vec&p,double y) { p.SetY(y); })
.def_property("z", [](gp_Vec&p) { return p.Z(); }, [](gp_Vec&p,double z) { p.SetZ(z); })
.def("__str__", [] (const gp_Vec & p) {
stringstream str;
str << "(" << p.X() << ", " << p.Y() << ", " << p.Z() << ")";
return str.str();
})
.def("__repr__", [] (const gp_Vec & p) {
stringstream str;
str << "(" << p.X() << ", " << p.Y() << ", " << p.Z() << ")";
return str.str();
})
.def("__add__", [](gp_Vec v1, gp_Vec v2) { return v1+v2; })
.def("__sub__", [](gp_Vec v1, gp_Vec v2) { return v1-v2; })
.def("__rmul__", [](gp_Vec v, double s) { return s*v; })
.def("__neg__", [](gp_Vec v) { return -v; })
.def("__xor__", [](gp_Vec v1, gp_Vec v2) { return v1^v2; })
.def("__lt__", [](gp_Vec v, double val)
{
cout << "vec, lt v - " << netgen::occ2ng(v) << ", val = " << val << endl;
return DirectionalInterval(v) < val;
})
.def("__gt__", [](gp_Vec v, double val)
{
cout << "vec, gt v - " << netgen::occ2ng(v) << ", val = " << val << endl;
return DirectionalInterval(v) > val;
})
;
py::class_<gp_Dir>(m, "gp_Dir")
.def(py::init([] (py::tuple dir)
{
return gp_Dir(py::cast<double>(dir[0]),
py::cast<double>(dir[1]),
py::cast<double>(dir[2]));
}))
.def(py::init([] (double x, double y, double z) {
return gp_Dir(x, y, z);
}))
.def(py::init<gp_Vec>())
.def("__str__", [] (const gp_Dir & p) {
stringstream str;
str << "(" << p.X() << ", " << p.Y() << ", " << p.Z() << ")";
return str.str();
})
;
py::class_<gp_Ax1>(m, "Axis") // "gp_Ax1")
.def(py::init([](gp_Pnt p, gp_Dir d) {
return gp_Ax1(p,d);
}))
;
py::class_<gp_Ax2>(m, "gp_Ax2")
.def(py::init([](gp_Pnt p, gp_Dir d) {
return gp_Ax2(p,d);
}))
.def(py::init([](const gp_Ax3 & ax3) {
return gp_Ax2(ax3.Ax2());
}))
;
py::class_<gp_Ax3>(m, "Axes") // "gp_Ax3")
.def(py::init([](gp_Pnt p, gp_Dir N, gp_Dir Vx) {
return gp_Ax3(p,N, Vx);
}), py::arg("p")=gp_Pnt(0,0,0), py::arg("n")=gp_Vec(0,0,1), py::arg("h")=gp_Vec(1,0,0))
.def(py::init<gp_Ax2>())
.def_property("p", [](gp_Ax3 & ax) { return ax.Location(); }, [](gp_Ax3&ax, gp_Pnt p) { ax.SetLocation(p); })
;
py::class_<gp_Pnt2d>(m, "gp_Pnt2d")
.def(py::init([] (py::tuple pnt)
{
if (py::len(pnt) != 2)
throw Exception("need 2-tuple to create gp_Pnt2d");
return gp_Pnt2d(py::cast<double>(pnt[0]),
py::cast<double>(pnt[1]));
}))
.def(py::init([] (double x, double y) {
return gp_Pnt2d(x, y);
}))
.def_property("x", [](gp_Pnt2d&p) { return p.X(); }, [](gp_Pnt2d&p,double x) { p.SetX(x); })
.def_property("y", [](gp_Pnt2d&p) { return p.Y(); }, [](gp_Pnt2d&p,double y) { p.SetY(y); })
.def("__str__", [] (const gp_Pnt2d & p) {
stringstream str;
str << "(" << p.X() << ", " << p.Y() << ")";
return str.str();
})
.def("__repr__", [] (const gp_Pnt2d & p) {
stringstream str;
str << "(" << p.X() << ", " << p.Y() << ")";
return str.str();
})
.def("__sub__", [](gp_Pnt2d p1, gp_Pnt2d p2) { return gp_Vec2d(p1.X()-p2.X(), p1.Y()-p2.Y()); })
.def("__add__", [](gp_Pnt2d p, gp_Vec2d v) { return p.Translated(v); })
.def("__sub__", [](gp_Pnt2d p, gp_Vec2d v) { return p.Translated(-v); })
;
py::class_<gp_Vec2d>(m, "gp_Vec2d")
.def(py::init([] (py::tuple vec)
{
if (py::len(vec) != 2)
throw Exception("need 2-tuple to create gp_Vec2d");
return gp_Vec2d(py::cast<double>(vec[0]),
py::cast<double>(vec[1]));
}))
.def(py::init([] (double x, double y) {
return gp_Vec2d(x, y);
}))
.def_property("x", [](gp_Vec2d&p) { return p.X(); }, [](gp_Vec2d&p,double x) { p.SetX(x); })
.def_property("y", [](gp_Vec2d&p) { return p.Y(); }, [](gp_Vec2d&p,double y) { p.SetY(y); })
.def("__str__", [] (const gp_Vec & p) {
stringstream str;
str << "(" << p.X() << ", " << p.Y() << ")";
return str.str();
})
.def("__repr__", [] (const gp_Vec & p) {
stringstream str;
str << "(" << p.X() << ", " << p.Y() << ")";
return str.str();
})
.def("__add__", [](gp_Vec2d v1, gp_Vec2d v2) { return v1+v2; })
.def("__sub__", [](gp_Vec2d v1, gp_Vec2d v2) { return v1-v2; })
.def("__rmul__", [](gp_Vec2d v, double s) { return s*v; })
.def("__neg__", [](gp_Vec2d v) { return -v; })
.def("__xor__", [](gp_Vec2d v1, gp_Vec2d v2) { return v1^v2; })
;
py::class_<gp_Dir2d>(m, "gp_Dir2d")
.def(py::init([] (py::tuple dir)
{
if (py::len(dir) != 2)
throw Exception("need 2-tuple to create gp_Dir2d");
return gp_Dir2d(py::cast<double>(dir[0]),
py::cast<double>(dir[1]));
}))
.def(py::init([] (double x, double y) {
return gp_Dir2d(x, y);
}))
;
m.def("Pnt", [](double x, double y) { return gp_Pnt2d(x,y); });
m.def("Pnt", [](double x, double y, double z) { return gp_Pnt(x,y,z); });
m.def("Pnt", [](std::vector<double> p)
{
if (p.size() == 2)
return py::cast(gp_Pnt2d(p[0], p[1]));
if (p.size() == 3)
return py::cast(gp_Pnt(p[0], p[1], p[2]));
throw Exception("OCC-Points only in 2D or 3D");
});
m.def("Vec", [](double x, double y) { return gp_Vec2d(x,y); });
m.def("Vec", [](double x, double y, double z) { return gp_Vec(x,y,z); });
m.def("Vec", [](std::vector<double> p)
{
if (p.size() == 2)
return py::cast(gp_Vec2d(p[0], p[1]));
if (p.size() == 3)
return py::cast(gp_Vec(p[0], p[1], p[2]));
throw Exception("OCC-Vecs only in 2D or 3D");
});
m.def("Dir", [](double x, double y) { return gp_Dir2d(x,y); });
m.def("Dir", [](double x, double y, double z) { return gp_Dir(x,y,z); });
m.def("Dir", [](std::vector<double> p)
{
if (p.size() == 2)
return py::cast(gp_Dir2d(p[0], p[1]));
if (p.size() == 3)
return py::cast(gp_Dir(p[0], p[1], p[2]));
throw Exception("OCC-Dirs only in 2D or 3D");
});
py::class_<gp_Ax2d>(m, "gp_Ax2d")
.def(py::init([](gp_Pnt2d p, gp_Dir2d d) {
return gp_Ax2d(p,d);
}), py::arg("p")=gp_Pnt2d(0,0), py::arg("d")=gp_Dir2d(1,0))
;
py::class_<gp_Trsf>(m, "gp_Trsf")
.def(py::init<>())
.def("SetMirror", [] (gp_Trsf & trafo, const gp_Ax1 & ax) { trafo.SetMirror(ax); return trafo; })
.def_static("Translation", [] (const gp_Vec & v) { gp_Trsf trafo; trafo.SetTranslation(v); return trafo; })
.def_static("Scale", [] (const gp_Pnt & p, double s) { gp_Trsf trafo; trafo.SetScale(p,s); return trafo; })
.def_static("Mirror", [] (const gp_Ax1 & ax) { gp_Trsf trafo; trafo.SetMirror(ax); return trafo; })
.def_static("Rotation", [] (const gp_Ax1 & ax, double ang) { gp_Trsf trafo; trafo.SetRotation(ax, ang*M_PI/180); return trafo; })
.def_static("Rotation", [] (const gp_Pnt & p, const gp_Dir & d, double ang)
{ gp_Trsf trafo; trafo.SetRotation(gp_Ax1(p,d), ang*M_PI/180); return trafo; })
.def_static("Transformation", [] (const gp_Ax3 & ax) { gp_Trsf trafo; trafo.SetTransformation(ax); return trafo; })
.def_static("Transformation", [] (const gp_Ax3 & from, const gp_Ax3 to)
{ gp_Trsf trafo; trafo.SetTransformation(from, to); return trafo; })
.def(py::self * py::self)
.def("__call__", [] (gp_Trsf & trafo, const TopoDS_Shape & shape) {
return BRepBuilderAPI_Transform(shape, trafo).Shape();
})
.def("__str__", [](gp_Trsf & trafo)
{
stringstream str;
gp_XYZ xyz = trafo.TranslationPart();
str << xyz.X() << ", " << xyz.Y() << ", " << xyz.Z();
return str.str();
})
;
py::class_<TopLoc_Location>(m, "TopLoc_Location")
.def(py::init<gp_Trsf>())
.def("Transformation", [](const TopLoc_Location & loc) { return loc.Transformation(); })
;
py::class_<DirectionalInterval> (m, "DirectionalInterval")
.def("__str__", [](DirectionalInterval self)
{
stringstream str;
str << "(" << self.minval << ", " << self.maxval << ")";
return str.str();
})
.def("__lt__", [](DirectionalInterval i, double val)
{
cout << "directionalinterval, lt, imin/max = " << i.minval << " / " << i.maxval << endl;
return i < val;
})
.def("__gt__", [](DirectionalInterval i, double val)
{
cout << "directionalinterval, gt, imin/max = " << i.minval << " / " << i.maxval << endl;
return i > val;
})
.def("__and__", [](DirectionalInterval self, DirectionalInterval other) {
cout << "and of intervals" << endl;
return self.Intersect(other);
})
;
py::implicitly_convertible<py::tuple, gp_Pnt>();
py::implicitly_convertible<py::tuple, gp_Vec>();
py::implicitly_convertible<py::tuple, gp_Dir>();
py::implicitly_convertible<gp_Vec, gp_Dir>();
py::implicitly_convertible<py::tuple, gp_Pnt2d>();
py::implicitly_convertible<py::tuple, gp_Vec2d>();
py::implicitly_convertible<py::tuple, gp_Dir2d>();
py::implicitly_convertible<gp_Ax3, gp_Ax2>();
static gp_Vec ex(1,0,0), ey(0,1,0), ez(0,0,1);
m.attr("X") = py::cast(&ex);
m.attr("Y") = py::cast(&ey);
m.attr("Z") = py::cast(&ez);
}
#endif // OCCGEOMETRY
#endif // NG_PYTHON
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