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add a python method to cut holes in a Part.Face, from a list of wires

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This commit is contained in:
tomate44
2019-04-27 23:05:21 +02:00
committed by Yorik van Havre
parent 377efe8d6a
commit 4e827194ef
2 changed files with 116 additions and 42 deletions
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91
src/Mod/Part/App/TopoShapeFacePy.xml
View File

@@ -19,16 +19,16 @@
<UserDocu>Offset the face by a given amount. Returns Compound of Wires. Deprecated - use makeOffset2D instead.</UserDocu>
</Documentation>
</Methode>
<Methode Name="getUVNodes" Const="true">
<Documentation>
<UserDocu>
<Methode Name="getUVNodes" Const="true">
<Documentation>
<UserDocu>
getUVNodes() --&gt; list
Get the list of (u,v) nodes of the tessellation
An exception is raised if the face is not triangulated.
</UserDocu>
</Documentation>
</Methode>
<Methode Name="tangentAt" Const="true">
</Documentation>
</Methode>
<Methode Name="tangentAt" Const="true">
<Documentation>
<UserDocu>Get the tangent in u and v isoparametric at the given point if defined</UserDocu>
</Documentation>
@@ -73,17 +73,24 @@ An exception is raised if the face is not triangulated.
<UserDocu>Validate the face.</UserDocu>
</Documentation>
</Methode>
<Methode Name="curveOnSurface" Const="true">
<Documentation>
<UserDocu>
<Methode Name="curveOnSurface" Const="true">
<Documentation>
<UserDocu>
curveonSurface(Edge) -> None or tuple
Returns the curve associated to the edge in the
parametric space of the face. Returns None if this
curve does not exist. If this curve exists then a tuple
of curve and and parameter range is returned.
</UserDocu>
</Documentation>
</Methode>
</UserDocu>
</Documentation>
</Methode>
<Methode Name="cutHoles">
<Documentation>
<UserDocu>Cut holes in the face.
aFace.cutHoles(list_of_wires)
</UserDocu>
</Documentation>
</Methode>
<Attribute Name="Tolerance">
<Documentation>
<UserDocu>Set or get the tolerance of the vertex</UserDocu>
@@ -115,24 +122,24 @@ deprecated -- please use OuterWire</UserDocu>
</Documentation>
<Parameter Name="OuterWire" Type="Object"/>
</Attribute>
<Attribute Name="Mass" ReadOnly="true">
<Documentation>
<UserDocu>Returns the mass of the current system.</UserDocu>
</Documentation>
<Parameter Name="Mass" Type="Object"/>
</Attribute>
<Attribute Name="CenterOfMass" ReadOnly="true">
<Documentation>
<UserDocu>Returns the center of mass of the current system.
<Attribute Name="Mass" ReadOnly="true">
<Documentation>
<UserDocu>Returns the mass of the current system.</UserDocu>
</Documentation>
<Parameter Name="Mass" Type="Object"/>
</Attribute>
<Attribute Name="CenterOfMass" ReadOnly="true">
<Documentation>
<UserDocu>Returns the center of mass of the current system.
If the gravitational field is uniform, it is the center of gravity.
The coordinates returned for the center of mass are expressed in the
absolute Cartesian coordinate system.</UserDocu>
</Documentation>
<Parameter Name="CenterOfMass" Type="Object"/>
</Attribute>
<Attribute Name="MatrixOfInertia" ReadOnly="true">
<Documentation>
<UserDocu>Returns the matrix of inertia. It is a symmetrical matrix.
</Documentation>
<Parameter Name="CenterOfMass" Type="Object"/>
</Attribute>
<Attribute Name="MatrixOfInertia" ReadOnly="true">
<Documentation>
<UserDocu>Returns the matrix of inertia. It is a symmetrical matrix.
The coefficients of the matrix are the quadratic moments of
inertia.
@@ -148,20 +155,20 @@ system (G, Gx, Gy, Gz) where G is the centre of mass of the
system and Gx, Gy, Gz the directions parallel to the X(1,0,0)
Y(0,1,0) Z(0,0,1) directions of the absolute cartesian
coordinate system.</UserDocu>
</Documentation>
<Parameter Name="MatrixOfInertia" Type="Object"/>
</Attribute>
<Attribute Name="StaticMoments" ReadOnly="true">
<Documentation>
<UserDocu>Returns Ix, Iy, Iz, the static moments of inertia of the
</Documentation>
<Parameter Name="MatrixOfInertia" Type="Object"/>
</Attribute>
<Attribute Name="StaticMoments" ReadOnly="true">
<Documentation>
<UserDocu>Returns Ix, Iy, Iz, the static moments of inertia of the
current system; i.e. the moments of inertia about the
three axes of the Cartesian coordinate system.</UserDocu>
</Documentation>
<Parameter Name="StaticMoments" Type="Object"/>
</Attribute>
<Attribute Name="PrincipalProperties" ReadOnly="true">
<Documentation>
<UserDocu>Computes the principal properties of inertia of the current system.
</Documentation>
<Parameter Name="StaticMoments" Type="Object"/>
</Attribute>
<Attribute Name="PrincipalProperties" ReadOnly="true">
<Documentation>
<UserDocu>Computes the principal properties of inertia of the current system.
There is always a set of axes for which the products
of inertia of a geometric system are equal to 0; i.e. the
matrix of inertia of the system is diagonal. These axes
@@ -170,8 +177,8 @@ coordinate system.</UserDocu>
associated moments are called the principal moments of inertia.
This function computes the eigen values and the
eigen vectors of the matrix of inertia of the system.</UserDocu>
</Documentation>
<Parameter Name="PrincipalProperties" Type="Dict"/>
</Attribute>
</Documentation>
<Parameter Name="PrincipalProperties" Type="Dict"/>
</Attribute>
</PythonExport>
</GenerateModel>

67
src/Mod/Part/App/TopoShapeFacePyImp.cpp
View File

@@ -691,6 +691,73 @@ PyObject* TopoShapeFacePy::curveOnSurface(PyObject *args)
}
}
PyObject* TopoShapeFacePy::cutHoles(PyObject *args)
{
PyObject *holes=0;
if (PyArg_ParseTuple(args, "O!", &(PyList_Type), &holes)) {
try {
std::vector<TopoDS_Wire> wires;
Py::List list(holes);
for (Py::List::iterator it = list.begin(); it != list.end(); ++it) {
PyObject* item = (*it).ptr();
if (PyObject_TypeCheck(item, &(Part::TopoShapePy::Type))) {
const TopoDS_Shape& sh = static_cast<Part::TopoShapePy*>(item)->getTopoShapePtr()->getShape();
if (sh.ShapeType() == TopAbs_WIRE)
wires.push_back(TopoDS::Wire(sh));
else
Standard_Failure::Raise("shape is not a wire");
}
else
Standard_Failure::Raise("argument is not a shape");
}
if (!wires.empty()) {
const TopoDS_Face& f = TopoDS::Face(getTopoShapePtr()->getShape());
BRepBuilderAPI_MakeFace mkFace(f);
for (std::vector<TopoDS_Wire>::iterator it = wires.begin(); it != wires.end(); ++it)
mkFace.Add(*it);
if (!mkFace.IsDone()) {
switch (mkFace.Error()) {
case BRepBuilderAPI_NoFace:
Standard_Failure::Raise("No face");
break;
case BRepBuilderAPI_NotPlanar:
Standard_Failure::Raise("Not planar");
break;
case BRepBuilderAPI_CurveProjectionFailed:
Standard_Failure::Raise("Curve projection failed");
break;
case BRepBuilderAPI_ParametersOutOfRange:
Standard_Failure::Raise("Parameters out of range");
break;
#if OCC_VERSION_HEX < 0x060500
case BRepBuilderAPI_SurfaceNotC2:
Standard_Failure::Raise("Surface not C2");
break;
#endif
default:
Standard_Failure::Raise("Unknown failure");
break;
}
}
getTopoShapePtr()->setShape(mkFace.Face());
Py_Return;
}
else {
Standard_Failure::Raise("empty wire list");
}
}
catch (Standard_Failure& e) {
PyErr_SetString(PartExceptionOCCError, e.GetMessageString());
return 0;
}
}
PyErr_SetString(PyExc_RuntimeError, "invalid list of wires");
return 0;
}
Py::Object TopoShapeFacePy::getSurface() const
{
const TopoDS_Face& f = TopoDS::Face(getTopoShapePtr()->getShape());