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lottie: handle trim path edge cases

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According to the definition of trim path elements,
the begin and end values are specified as percentages
in the range of 0-100% (this is also confirmed by AE,
where it's not possible to exceed this range).
Added clamping to align with spec.
This commit is contained in:
Mira Grudzinska 2024-08-28 16:47:57 +02:00 • committed by Hermet Park
parent 59f950e71b
commit ac2b5c86e6
1 changed files with 2 additions and 0 deletions
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2
src/loaders/lottie/tvgLottieModel.cpp
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@ -141,7 +141,9 @@ void LottieImage::prepare()
void LottieTrimpath::segment(float frameNo, float& start, float& end, LottieExpressions* exps)
{
start = this->start(frameNo, exps) * 0.01f;
tvg::clamp(start, 0.0f, 1.0f);
end = this->end(frameNo, exps) * 0.01f;
tvg::clamp(end, 0.0f, 1.0f);
auto o = fmodf(this->offset(frameNo, exps), 360.0f) / 360.0f; //0 ~ 1