polys

Author: SimonDanisch

src/primitives/rectangles.jl

@@ -526,8 +526,7 @@ end
 
 function coordinates(rect::Rect2, nvertices=(2, 2))
     mini, maxi = extrema(rect)
-    xrange, yrange = LinRange.(mini, maxi, nvertices)
-    return ivec(((x, y) for x in xrange, y in yrange))
+    return [mini, Point(mini[1], maxi[2]), maxi, Point(maxi[1], mini[2])]
 end
 
 function texturecoordinates(rect::Rect2, nvertices=(2, 2))

test/polygons.jl

@@ -0,0 +1,28 @@
+@testset "Polygon" begin
+    @testset "from points" begin
+        points = connect([1, 2, 3, 4, 5, 6], PointPoint2f(2))
+        polygon = Polygon(points)
+        @test polygon == Polygon(points)
+    end
+
+end
+
+rect = Rect2f(0, 0, 1, 1)
+hole = Circle(Point2f(0.5), 0.2)
+poly2 = Polygon(decompose(Point2f, rect), [decompose(Point2f, hole)])
+poly1 = Polygon(rect, [hole])
+@test poly1 == poly2
+@test poly.exterior == decompose(Point2f, rect)
+@test poly.interiors == [decompose(Point2f, hole)]
+
+faces(poly1)
+
+GeometryBasics.earcut_triangulate([poly.exterior[[1, 2, 3, 4, 1]]])
+
+poly = [
+    [Point2f(100, 0), Point2f(100, 100), Point2f(0, 100), Point2f(0, 0)],
+    # Following polylines define holes.
+    [Point2f(75, 25), Point2f(75, 75), Point2f(25, 75), Point2f(25, 25)]
+]
+
+GeometryBasics.earcut_triangulate(poly)

test/runtests.jl

@@ -113,12 +113,6 @@ end
 end
 
 @testset "constructors" begin
-    @testset "Polygon" begin
-        points = connect([1, 2, 3, 4, 5, 6], Point{2})
-        polygon = Polygon(points)
-        @test polygon == Polygon(points)
-    end
-
     @testset "Mesh" begin
         numbers = [1, 2, 3, 4, 5, 6]
         points = connect(numbers, Point{2})