add scratch file for creating triangulation

Author: rschwarz

scratch.jl

@@ -0,0 +1,42 @@
+activenv("diss")
+using Revise
+
+using Random
+
+using PipeLayout
+
+using AbstractPlotting
+using CairoMakie
+using FileIO
+
+
+function data(N=7)
+    Random.seed!(0);
+    WIDTH = 500
+    HEIGHT = 300
+
+    x = round.(0.95 * WIDTH * rand(N))
+    y = round.(0.95 * HEIGHT * rand(N))
+    points = collect([x y]')
+end
+
+function draw(path, trimesh)
+    scene = PipeLayout.empty_scene()
+    topo = convert(Topology, trimesh)
+    PipeLayout.draw!(scene, topo)
+    save(File(format"PNG", path), scene)
+    nothing
+end
+
+points = data()
+del = PipeLayout.delaunay_triangulation(points)
+draw("del.png", del)
+
+six = PipeLayout.refine_sixths(del)
+draw("six.png", six)
+
+six2 = PipeLayout.refine_sixths(del, minimum_angle=15)
+draw("six2.png", six2)
+s = PipeLayout.TriangleSwitches(minimum_angle=20, maximum_area=2000)
+ref = PipeLayout.refine(six2, s)
+draw("ref.png", ref)