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Reversal of boundary segments #167

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Merged
merged 4 commits into from
Dec 23, 2020
Merged

Reversal of boundary segments #167

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25fc585
Update extract_boundary.m
Dec 23, 2020
6c178e9
Update extract_boundary.m
Dec 23, 2020
da5d375
handle corner case
Dec 23, 2020
de7ffee
Update README.md
Dec 23, 2020
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2 changes: 2 additions & 0 deletions README.md
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Expand Up @@ -134,6 +134,8 @@ Changelog
The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)

### Unreleased
## Fixed
- Boundary labeling fix

### [3.3.0] - 2020-12-21
## Fixed
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9 changes: 9 additions & 0 deletions utilities/extract_boundary.m
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Expand Up @@ -65,6 +65,12 @@

temp = pts(bnde(r,:)',:);
temp2 = bnde(r,:)';
if v_next ~= temp2(2)
% swap
temp = flipud(temp);
temp2 = flipud(temp2);
end

k = 2;
while v_next~=v_end % terminates when we reach v_end
rt= (v_next==bnde(:,1) | v_next==bnde(:,2)) & active;
Expand All @@ -83,6 +89,9 @@
% exhausted all edges and couldn't connect
if(~any(active)), cut=false; disp('coudln''t conntect'); break, end
end
if length(temp) == 2
cut = false;
end
poly{p} = temp;
poly_idx{p} = temp2;
[area] = parea(poly{p}(:,1),poly{p}(:,2));
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