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lottie: fix offset with miter join

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One point was skipped during the creation of the offset
corner. The error was not visible because the point lies
on the line, but it will become apparent if further
modifiers are applied to the object (not supported now).
This commit is contained in:
Mira Grudzinska 2025-06-12 23:09:07 +02:00 • committed by Hermet Park
parent 60f0f4cbe4
commit 27e78095ff
1 changed files with 5 additions and 2 deletions
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7
src/loaders/lottie/tvgLottieModifier.cpp
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@ -121,9 +121,12 @@ void LottieOffsetModifier::corner(RenderPath& out, Line& line, Line& nextLine, u
auto norm = normal(line.pt1, line.pt2);
auto nextNorm = normal(nextLine.pt1, nextLine.pt2);
auto miterDirection = (norm + nextNorm) / length(norm + nextNorm);
if (1.0f <= miterLimit * fabsf(miterDirection.x * norm.x + miterDirection.y * norm.y)) {
out.cmds.push(PathCommand::LineTo);
if (1.0f <= miterLimit * fabsf(miterDirection.x * norm.x + miterDirection.y * norm.y)) out.pts.push(intersect);
else out.pts.push(nextLine.pt1);
out.pts.push(intersect);
}
out.cmds.push(PathCommand::LineTo);
out.pts.push(nextLine.pt1);
} else {
out.cmds.push(PathCommand::LineTo);
out.pts.push(nextLine.pt1);