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-rw-r--r--src/pathops/SkPathOpsTSect.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/pathops/SkPathOpsTSect.h b/src/pathops/SkPathOpsTSect.h
index 6ae6ee528f..f84aaaa6b7 100644
--- a/src/pathops/SkPathOpsTSect.h
+++ b/src/pathops/SkPathOpsTSect.h
@@ -1531,7 +1531,8 @@ int SkTSect<TCurve, OppCurve>::linesIntersect(SkTSpan<TCurve, OppCurve>* span,
workT += tStep;
workPt = fCurve.ptAtT(workT);
coinW.setPerp(fCurve, workT, workPt, opp->fCurve);
- if (coinW.perpT() < 0) {
+ double perpT = coinW.perpT();
+ if (coinW.isCoincident() ? !between(oppSpan->fStartT, perpT, oppSpan->fEndT) : perpT < 0) {
continue;
}
SkDVector perpW = workPt - coinW.perpPt();