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deep mode DRC: separation from "inside" gives wrong errors #663

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klayoutmatthias opened this issue Oct 26, 2020 · 0 comments
Closed

deep mode DRC: separation from "inside" gives wrong errors #663

klayoutmatthias opened this issue Oct 26, 2020 · 0 comments
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0.27

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@klayoutmatthias
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klayoutmatthias commented Oct 26, 2020 •
edited

The following DRC script will give wrong errors if "separation" is measured from inside a polygon to another edge also inside.

deep

report("separation-from-inside-bug")

l1 = input(1, 0)
l2 = input(2, 0)

l1.separation(l2, 2.um).output("sep(l1, l2) < 2um")

Layout:

image
issue-663.oas.gz

Result:

image

Without "deep" the result is correct:

image
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