Voronoi diagram: Difference between revisions

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@@ Line 2,442: / Line 2,442: @@
 func generate_voronoi_diagram(width, height, num_cells) {
-    var img = %s<Imager>.new(xsize => width, ysize => height)
+    var img = %O<Imager>.new(xsize => width, ysize => height)
     var (nx,ny,nr,ng,nb) = 5.of { [] }...
-    for i in ^num_cells {
+    for i in (^num_cells) {
         nx << rand(^width)
         ny << rand(^height)
@@ Line 2,453: / Line 2,453: @@
     }
-    for y in ^height {
+    for y=(^height), x=(^width) {
+        var j = (^num_cells -> min_by {|i| hypot(nx[i]-x, ny[i]-y) })
-        for x in ^width {
-            var dmin = hypot(width-1, height-1)
+        img.setpixel(x => x, y => y, color => [nr[j], ng[j], nb[j]])
-            var j = -1
-            for i in ^num_cells {
-                var d = hypot(nx[i]-x, ny[i]-y)
-                if (d < dmin) { (dmin, j) = (d, i) }
-            }
-            img.setpixel(x => x, y => y, color => [nr[j], ng[j], nb[j]])
-        }
     }
     return img
@@ Line 2,469: / Line 2,462: @@
 var img = generate_voronoi_diagram(500, 500, 25)
 img.write(file => 'VoronoiDiagram.png')</lang>
+Output image: [https://github.com/trizen/rc/blob/master/img/voronoi-diagram-sidef.png Voronoi diagram]
 =={{header|Tcl}}==