func main() { // input data fn, fnk := io.ArgToFilename(0, "nurbs01", ".msh", true) ctrl := io.ArgToBool(1, true) ids := io.ArgToBool(2, true) useminmax := io.ArgToBool(3, false) axisequal := io.ArgToBool(4, true) xmin := io.ArgToFloat(5, 0) xmax := io.ArgToFloat(6, 0) ymin := io.ArgToFloat(7, 0) ymax := io.ArgToFloat(8, 0) eps := io.ArgToBool(9, false) npts := io.ArgToInt(10, 41) // print input table io.Pf("\n%s\n", io.ArgsTable("INPUT ARGUMENTS", "mesh filename", "fn", fn, "show control points", "ctrl", ctrl, "show ids", "ids", ids, "use xmin,xmax,ymin,ymax", "useminmax", useminmax, "enforce axis.equal", "axisequal", axisequal, "min(x)", "xmin", xmin, "max(x)", "xmax", xmax, "min(y)", "ymin", ymin, "max(y)", "ymax", ymax, "generate eps instead of png", "eps", eps, "number of divisions", "npts", npts, )) // load nurbss B := gm.ReadMsh(fnk) // plot if eps { plt.SetForEps(0.75, 500) } else { plt.SetForPng(0.75, 500, 150) } for _, b := range B { if ctrl { b.DrawCtrl2d(ids, "", "") } b.DrawElems2d(npts, ids, "", "") } if axisequal { plt.Equal() } if useminmax { plt.AxisRange(xmin, xmax, ymin, ymax) } ext := ".png" if eps { ext = ".eps" } plt.Save(fnk + ext) }
func main() { // default input data fn := "nurbs01.msh" ctrl := true ids := true npts := 41 // parse flags flag.Parse() if len(flag.Args()) > 0 { fn = flag.Arg(0) } if len(flag.Args()) > 1 { ctrl = io.Atob(flag.Arg(1)) } if len(flag.Args()) > 2 { ids = io.Atob(flag.Arg(2)) } if len(flag.Args()) > 3 { npts = io.Atoi(flag.Arg(3)) } // print input data io.Pforan("Input data\n") io.Pforan("==========\n") io.Pfblue2(" fn = %v\n", fn) io.Pfblue2(" ctrl = %v\n", ctrl) io.Pfblue2(" ids = %v\n", ids) io.Pfblue2(" npts = %v\n", npts) // load nurbss fnk := io.FnKey(fn) B := gm.ReadMsh(fnk) // plot plt.SetForEps(0.75, 500) for _, b := range B { if ctrl { b.DrawCtrl2d(ids, "", "") } b.DrawElems2d(npts, ids, "", "") } plt.Equal() plt.Save(fnk + ".eps") }