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+ trick to avoid cut problem with the pocket feature

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git-svn-id: https://free-cad.svn.sourceforge.net/svnroot/free-cad/trunk@5075 e8eeb9e2-ec13-0410-a4a9-efa5cf37419d
This commit is contained in:
wmayer 2011-10-27 13:34:25 +00:00
parent cc96c416c1
commit 61a9c34955
1 changed files with 10 additions and 2 deletions
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12
src/Mod/PartDesign/App/FeaturePocket.cpp
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@ -94,7 +94,7 @@ App::DocumentObjectExecReturn *Pocket::execute(void)
for (ex.Init(shape, TopAbs_WIRE); ex.More(); ex.Next()) {
wires.push_back(TopoDS::Wire(ex.Current()));
}
if (/*shape.ShapeType() != TopAbs_WIRE*/wires.empty()) // there can be several wires
if (wires.empty()) // there can be several wires
return new App::DocumentObjectExecReturn("Linked shape object is not a wire");
// get the Sketch plane
@ -116,8 +116,16 @@ App::DocumentObjectExecReturn *Pocket::execute(void)
if (aFace.IsNull())
return new App::DocumentObjectExecReturn("Creating a face from sketch failed");
// This is a trick to avoid problems with the cut operation. Sometimes a cut doesn't
// work as expected if faces or coincident. Thus, we move the face in normal direction
// but make it longer by one unit in the opposite direction.
gp_Trsf mov;
mov.SetTranslation(gp_Vec(SketchVector.x,SketchVector.y,SketchVector.z));
TopLoc_Location loc(mov);
aFace.Move(loc);
// lengthen the vector
SketchVector *= Length.getValue();
SketchVector *= (Length.getValue()+1);
// turn around for pockets
SketchVector *= -1;