fix wire cylinder roundoff

python/pcb.py

@@ -1049,7 +1049,8 @@ def wire(pcb,width,*points):
    x0 = points[0].x
    y0 = points[0].y
    z0 = points[0].z
-   pcb.board = add(pcb.board,cylinder(x0,y0,z0,z0,width/2))
+   roundoff = 1e-6
+   pcb.board = add(pcb.board,cylinder(x0,y0,z0-roundoff,z0+roundoff,width/2))
    for i in range(1,len(points)):
       x0 = points[i-1].x
       y0 = points[i-1].y
@@ -1058,7 +1059,7 @@ def wire(pcb,width,*points):
       y1 = points[i].y
       z1 = points[i].z
       pcb.board = add(pcb.board,line(x0,y0,x1,y1,z1,width))
-      pcb.board = add(pcb.board,cylinder(x1,y1,z1,z1,width/2))
+      pcb.board = add(pcb.board,cylinder(x1,y1,z1-roundoff,z1+roundoff,width/2))
    return pcb
 
 def wirer(pcb,width,*points):