Use round poly in poly gates

2022-01-09 15:53:50 -08:00
parent bfd9286a51
commit 7d8e4617c8
4 changed files with 40 additions and 67 deletions
@@ -0,0 +1,14 @@
+include<math.scad>;
+
+module round_poly(shape, radius, size = 0, sharpness = 0){
+  function grow(s, m) = [ for (i = s) i + normalize(i) * m];
+  function add_radius(s, r) = grow(s, r/cos(180/len(s)));
+
+corner_r = lerp(radius, 0, sharpness);
+    corner_offset = lerp(0, radius, sharpness);
+    
+    minkowski(){
+        polygon(add_radius(scale_xy(shape,size),corner_offset));
+        circle(max(corner_r, 0.0001));
+    }
+}