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add assertion

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Justin Lin
2021-03-18 08:11:07 +08:00
parent 6f8a2889bc
commit 5732af3cb1
1 changed files with 5 additions and 1 deletions
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6
src/experimental/_impl/_tiles_wfc_impl.scad
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@@ -234,11 +234,15 @@ function _doDirs(tm, stack, cx, cy, current_tiles, dirs, leng, i = 0) =
len(not_compatible_nbr_tiles) == 0 ? _doDirs(tm, stack, cx, cy, current_tiles, dirs, leng, i + 1) :
let(
nstack = push(stack, [nbrx, nbry]),
nwf = wf_remove(wf, nbrx, nbry, not_compatible_nbr_tiles),
ntm = [
tilemap_width(tm),
tilemap_height(tm),
tilemap_compatibilities(tm),
wf_remove(wf, nbrx, nbry, not_compatible_nbr_tiles)
wf_eigenstates_at(nwf, nbrx, nbrx) != [] ? nwf :
assert(false,
str("(", nbrx, ", ", nbry, ")",
" reaches a contradiction. Tiles have all been ruled out by your previous choices. Please try again."))
]
)
_doDirs(ntm, nstack, cx, cy, current_tiles, dirs, leng, i + 1);