btw, I'm using gmsh-2.8.2
On Mon, Dec 2, 2013 at 10:49 AM, charles quarra <[email protected]>wrote: > > Hi, > > I'm just learning gmsh from the tutorial, and I have some questions > regarding gmsh geometry design, > > I have two Bsplines with common start and end points that are not coplanar > to each other. A ruled surface cannot be created with a loop from these two > Bsplines because the loop needs to have at least 3 lines. > > My initial idea was to define a third line by creating a third Bspline, > whose start point and end point where the middle points of the two original > Bsplines, thus producing 3 loops of 3 lines each, and I would be able to > create a ruled surface from those loops > > But how could I create such third Bspline? I don't understand how the > "split" line functionality in gmsh works. (It doesn't seem to be mentioned > in the tutorial either), basically it seems to ask for a "split point" but > when I click somewhere on the line nothing happens. If I add a point that > intersects the line somewhere the selection of that point seems to work, > but then I click 'e' to finish selection and nothing happens; when I hover > on each side of the line both are labeled as the original line, so no split > seems to actually happen > > I tried to find how to intersect the original Bsplines with a plane, but I > couldn't find that functionality anywhere > > Any ideas? > > thanks >
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