I think you would better to split the domain into 3 parts. or using a higher order polynomial mesh. eg. 11th. > On Jan 30, 2015, at 4:00 PM, Bulent Hatipoglu <[email protected]> > wrote: > > If there is a discontinuity in one of the lines the Gmsh does not count it as > a noddal point and a gap occurs between mes boundary and geometry boundary. > Please see following figures for automatically generated and structured > meshes Is there a way to solve this issue? > I think I can divide the geometry into separate surfaces or lines and mesh > these separate surfaces/lines but this will be a workaround. I am looking for > a better solution if available. > > Thanks, > > Bulent > > > <image.png> > Automatic/unstructured > > <image.png> > Structured > > Codes used to generate these figures are here: > > Automatic /unstructured mesh: > Point(1) = {100, 100, 0, 1}; > Point(2) = {200, 100, 0, 1}; > Point(3) = {200, 110, 0, 1}; > Point(4) = {100, 115, 0, 1}; > Point(5) = {103.5, 104, 0, 1}; > Point(6) = {150, 115, 0, 1}; > Point(7) = {170, 110, 0, 1}; > Point(8) = {150, 100, 0, 1}; > Point(9) = {170, 100, 0, 1}; > Line(1) = {1,8,9, 2 }; > Line(2) = {2, 3}; > Line(3) = {4,6,7, 3}; > Line(4) = {4, 1}; > Line Loop(6) = {3, -2,-1,-4}; > Plane Surface(6) = {6}; > > > Structured: > > Point(1) = {100, 100, 0, 1}; > Point(2) = {200, 100, 0, 1}; > Point(3) = {200, 110, 0, 1}; > Point(4) = {100, 115, 0, 1}; > Point(5) = {103.5, 104, 0, 1}; > Point(6) = {150, 115, 0, 1}; > Point(7) = {170, 110, 0, 1}; > Point(8) = {150, 100, 0, 1}; > Point(9) = {170, 100, 0, 1}; > > Line(1) = {1,8,9, 2 }; > Transfinite Line {1} = 12 Using Progression 1; > Line(2) = {2, 3}; > Transfinite Line {2} = 7 Using Progression 1; > Line(3) = {4,6,7, 3}; > Transfinite Line {3} = 12 Using Progression 1; > Line(4) = {4, 1}; > Transfinite Line {4} = 7 Using Progression 1; > Line Loop(6) = {3, -2, -1, -4}; > Plane Surface(6) = {6}; > Transfinite Surface {6}; > Recombine Surface {6}; > > > > > _______________________________________________ > gmsh mailing list > [email protected] > http://www.geuz.org/mailman/listinfo/gmsh
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