update examples

Author: tomvanmele

examples/delaunay3.py

@@ -1,7 +1,7 @@
 from compas.datastructures import Mesh
 from compas.utilities import geometric_key
 from compas_plotters import Plotter
-from compas.geometry import conforming_delaunay_triangulation
+from compas_triangle.delaunay import conforming_delaunay_triangulation
 
 points = [
     [2.994817685045075, 10.855606612493078, 0.0],
@@ -16,7 +16,7 @@
     [5.2909301507195865, 6.342692886748852, 0.0]
 ]
 
-vertices, faces = conforming_delaunay_triangulation(points, angle=30, area=0.02)
+vertices, faces = conforming_delaunay_triangulation(points, angle=30, area=0.5)
 
 mesh = Mesh.from_vertices_and_faces(vertices, faces)
 

examples/delaunay5.py

@@ -0,0 +1,37 @@
+from compas_plotters import Plotter
+from compas.geometry import Polygon, Translation
+from compas.datastructures import Mesh
+from compas_triangle.delaunay import conforming_delaunay_triangulation
+
+# ==============================================================================
+# Constraints
+# ==============================================================================
+
+boundary = Polygon.from_sides_and_radius_xy(4, 10)
+boundary = list(boundary)
+
+hole = Polygon.from_sides_and_radius_xy(8, 2)
+
+hole1 = hole.transformed(Translation.from_vector([4, 0, 0]))
+hole2 = hole.transformed(Translation.from_vector([-4, 0, 0]))
+hole3 = hole.transformed(Translation.from_vector([0, 4, 0]))
+hole4 = hole.transformed(Translation.from_vector([0, -4, 0]))
+
+holes = [list(hole1), list(hole2), list(hole3), list(hole4)]
+
+# ==============================================================================
+# Triangulation
+# ==============================================================================
+
+V, F = conforming_delaunay_triangulation(boundary, polygons=holes, area=0.3)
+
+mesh = Mesh.from_vertices_and_faces(V, F)
+
+# ==============================================================================
+# Viz
+# ==============================================================================
+
+plotter = Plotter(figsize=(8, 8))
+plotter.add(mesh, sizepolicy='absolute', vertexsize=5)
+plotter.zoom_extents()
+plotter.show()