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limit discrete path effect iterations

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R=fmalita@google.com, reed@google.com
Bug: skia:7737
Change-Id: I339548f7a39618d7559182487e8969d591953b89
Reviewed-on: https://skia-review.googlesource.com/115659
Reviewed-by: Florin Malita <fmalita@chromium.org>
Commit-Queue: Cary Clark <caryclark@skia.org>
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Cary Clark 2018-03-21 15:27:08 -04:00 committed by Skia Commit-Bot
parent 2f2a6e3960
commit cec40a9320
1 changed files with 2 additions and 0 deletions
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src/effects/SkDiscretePathEffect.cpp
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@ -102,6 +102,8 @@ bool SkDiscretePathEffect::filterPath(SkPath* dst, const SkPath& src,
meas.getSegment(0, length, dst, true); // to short for us to mangle
} else {
int n = SkScalarRoundToInt(length / fSegLength);
constexpr int kMaxReasonableIterations = 100000;
n = SkTMin(n, kMaxReasonableIterations);
SkScalar delta = length / n;
SkScalar distance = 0;