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#include <gmsh.h>
int main(int argc, char **argv)
{
gmsh::initialize(argc, argv);
gmsh::model::add("square");
gmsh::model::geo::addPoint(0, 0, 0, 0.1, 1);
gmsh::model::geo::addPoint(1, 0, 0, 0.1, 2);
gmsh::model::geo::addPoint(1, 1, 0, 0.1, 3);
gmsh::model::geo::addPoint(0, 1, 0, 0.1, 4);
gmsh::model::geo::addLine(1, 2, 1);
gmsh::model::geo::addLine(2, 3, 2);
gmsh::model::geo::addLine(3, 4, 3);
// try automatic assignement of tag
int line4 = gmsh::model::geo::addLine(4, 1);
gmsh::model::geo::addCurveLoop({1, 2, 3, line4}, 1);
gmsh::model::geo::addPlaneSurface({1}, 6);
gmsh::model::geo::synchronize();
gmsh::model::mesh::generate(2);
gmsh::write("square.msh");
return 0;
};
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