fixup CSG rework

examples/csg.jl

@@ -20,20 +20,20 @@ translate([24,0,0]) {
 """
 
 
-using Descartes
+using Descartes: Cuboid, Sphere
 using GeometryBasics
 
 a = translate([-24,0,0])union(
         Cuboid([15,15,15], center=true),
-        Descartes.Sphere(10))
+        Sphere(10))
 
 b = intersect(
         Cuboid([15,15,15], center=true),
-        Descartes.Sphere(10))
+        Sphere(10))
 
 c = translate([24,0,0])diff(
         Cuboid([15,15,15], center=true),
-        Descartes.Sphere(10))
+        Sphere(10))
 
 m = Mesh(a,b,c)
 @show typeof(m)

src/hyperrectangles.jl

@@ -40,15 +40,23 @@ function HyperRectangle(m::MapContainer)
 end
 
 function HyperRectangle(csg::CSGUnion)
-    union(HyperRectangle(csg.left), HyperRectangle(csg.right))
+    h = HyperRectangle(csg.left)
+    for r in csg.right
+        union(h, HyperRectangle(r))
+    end
+    h
 end
 
 function HyperRectangle(csg::RadiusedCSGUnion)
     union(HyperRectangle(csg.left), HyperRectangle(csg.right))
 end
 
 function HyperRectangle(csg::CSGIntersect)
-    intersect(HyperRectangle(csg.left), HyperRectangle(csg.right))
+    h = HyperRectangle(csg.left)
+    for r in csg.right
+        intersect(h, HyperRectangle(r))
+    end
+    h
 end
 
 function HyperRectangle(csg::CSGDiff)

src/utils.jl

@@ -0,0 +1,4 @@
+
+function dim(::AbstractPrimitive{N,T}) where {N,T}
+    return N
+end

test/examples.jl

@@ -8,7 +8,7 @@
              "2d.jl"]
     for file in files
         @testset "$file" begin
-                include("$dir/$file")
+            include("$dir/$file")
         end
     end
 end