Handle boards with small spacing well in stencil

kikit/stencil.py

@@ -229,11 +229,31 @@ def makeRegister(board, jigFrameSize, jigThickness, pcbThickness,
     body = solid.linear_extrude(height=top, convexity=10)(solid.polygon(
         outerRing))
 
-    innerRing = createOffsetPolygon(board, - innerBorder).exterior.coords
+    import shapely.geometry as sg
+    import shapely.ops as so
+    import matplotlib
+    matplotlib.use('tkagg')
+    import matplotlib.pyplot as plt
+
+    new_shape = createOffsetPolygon(board, - innerBorder)
+    fig, axs = plt.subplots()
+    axs.set_aspect('equal', 'datalim')
+
+    for geom in new_shape.geoms:
+        xs, ys = geom.exterior.xy
+        axs.fill(xs, ys, alpha=0.5, fc='r', ec='none')
+
+    plt.show()
+
+    innerRings = [x.exterior.coords for x in listGeometries(createOffsetPolygon(board, - innerBorder))]
     if topSide:
-        innerRing = mirrorX(innerRing, centerpoint[0])
+        innerRings = [mirrorX(innerRing, centerpoint[0]) for innerRing in innerRings]
+
     innerCutout = solid.utils.down(jigThickness)(
-        solid.linear_extrude(height=3 * jigThickness, convexity=10)(solid.polygon(innerRing)))
+        solid.linear_extrude(height=3 * jigThickness, convexity=10)(solid.polygon(innerRings[0])))
+    for innerRing in innerRings[1:]:
+        innerCutout = innerCutout + solid.utils.down(jigThickness)(
+            solid.linear_extrude(height=3 * jigThickness, convexity=10)(solid.polygon(innerRing)))
     registerRing = createOffsetPolygon(board, tolerance).exterior.coords
     if topSide:
         registerRing = mirrorX(registerRing, centerpoint[0])