+ Projection of edges and wires

FreeCAD · Jan 12, 2014 · 0f6ccf1 · 0f6ccf1
1 parent 1e135aa
commit 0f6ccf1
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diff --git a/src/Mod/Part/App/TopoShapePy.xml b/src/Mod/Part/App/TopoShapePy.xml
@@ -307,6 +307,16 @@ Orientation is not taken into account.</UserDocu>
         <UserDocu>Project a shape on this shape</UserDocu>
       </Documentation>
     </Methode>
+    <Methode Name="makeCylindricalProjection" Const="true">
+      <Documentation>
+        <UserDocu>Cylindrical projection of an edge or wire on this shape</UserDocu>
+      </Documentation>
+    </Methode>
+    <Methode Name="makeConicalProjection" Const="true">
+      <Documentation>
+        <UserDocu>Conical projection of an edge or wire on this shape</UserDocu>
+      </Documentation>
+    </Methode>
     <Methode Name="makeShapeFromMesh">
       <Documentation>
         <UserDocu>Make a compund shape out of mesh data.

diff --git a/src/Mod/Part/App/TopoShapePyImp.cpp b/src/Mod/Part/App/TopoShapePyImp.cpp
@@ -32,6 +32,7 @@
 # include <BRepFilletAPI_MakeChamfer.hxx>
 # include <BRepOffsetAPI_MakePipe.hxx>
 # include <BRepOffsetAPI_MakePipeShell.hxx>
+# include <BRepProj_Projection.hxx>
 # include <BRepTools.hxx>
 # include <gp_Ax1.hxx>
 # include <gp_Ax2.hxx>
@@ -1273,6 +1274,50 @@ PyObject* TopoShapePy::project(PyObject *args)
     return 0;
 }
 
+PyObject* TopoShapePy::makeCylindricalProjection(PyObject *args)
+{
+    PyObject *pShape, *pDir;
+    if (PyArg_ParseTuple(args, "O!O!", &(Part::TopoShapePy::Type), &pShape, &Base::VectorPy::Type, &pDir)) {
+        try {
+            const TopoDS_Shape& shape = this->getTopoShapePtr()->_Shape;
+            const TopoDS_Shape& wire = static_cast<TopoShapePy*>(pShape)->getTopoShapePtr()->_Shape;
+            Base::Vector3d vec = Py::Vector(pDir,false).toVector();
+            BRepProj_Projection proj(wire, shape, gp_Dir(vec.x,vec.y,vec.z));
+            TopoDS_Shape projected = proj.Shape();
+            return new TopoShapePy(new TopoShape(projected));
+        }
+        catch (Standard_Failure) {
+            Handle_Standard_Failure e = Standard_Failure::Caught();
+            PyErr_SetString(PyExc_Exception, e->GetMessageString());
+            return 0;
+        }
+    }
+
+    return 0;
+}
+
+PyObject* TopoShapePy::makeConicalProjection(PyObject *args)
+{
+    PyObject *pShape, *pDir;
+    if (PyArg_ParseTuple(args, "O!O!", &(Part::TopoShapePy::Type), &pShape, &Base::VectorPy::Type, &pDir)) {
+        try {
+            const TopoDS_Shape& shape = this->getTopoShapePtr()->_Shape;
+            const TopoDS_Shape& wire = static_cast<TopoShapePy*>(pShape)->getTopoShapePtr()->_Shape;
+            Base::Vector3d vec = Py::Vector(pDir,false).toVector();
+            BRepProj_Projection proj(wire, shape, gp_Pnt(vec.x,vec.y,vec.z));
+            TopoDS_Shape projected = proj.Shape();
+            return new TopoShapePy(new TopoShape(projected));
+        }
+        catch (Standard_Failure) {
+            Handle_Standard_Failure e = Standard_Failure::Caught();
+            PyErr_SetString(PyExc_Exception, e->GetMessageString());
+            return 0;
+        }
+    }
+
+    return 0;
+}
+
 PyObject* TopoShapePy::makeShapeFromMesh(PyObject *args)
 {
     PyObject *tup;