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lottie/render: handle the case when resulting mask is null.

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Change-Id: Ie78a1465474ec408bff0deafdff509f3b3a199d8
This commit is contained in:
subhransu mohanty 2018-08-20 16:12:17 +09:00
parent bbdd2e246f
commit 57b58412b6
1 changed files with 20 additions and 10 deletions
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30
src/lottie/lottieitem.cpp
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@ -170,18 +170,25 @@ void LOTLayerItem::render(VPainter *painter, const VRle &inheritMask, LOTLayerIt
}
mDrawableList.clear();
renderList(mDrawableList);
VRle mask = inheritMask;
VRle mask;
if (hasMask()) {
if (mask.isEmpty())
mask = maskRle(painter->clipBoundingRect());
else
mask = maskRle(painter->clipBoundingRect());
if (!inheritMask.isEmpty())
mask = mask & inheritMask;
// if resulting mask is empty then return.
if (mask.isEmpty())
return;
} else {
mask = inheritMask;
}
for (auto &i : mDrawableList) {
painter->setBrush(i->mBrush);
VRle rle = i->rle();
if (!mask.isEmpty()) rle = i->rle() & mask;
if (!mask.isEmpty()) rle = rle & mask;
if (rle.isEmpty()) continue;
if (!matteRle.isEmpty()) {
if (mLayerData->mMatteType == MatteType::AlphaInv) {
@ -348,13 +355,16 @@ void LOTCompLayerItem::render(VPainter *painter, const VRle &inheritMask, LOTLay
}
}
VRle mask = inheritMask;
VRle mask;
if (hasMask()) {
if (mask.isEmpty())
mask = maskRle(painter->clipBoundingRect());
else
mask = maskRle(painter->clipBoundingRect());
if (!inheritMask.isEmpty())
mask = mask & inheritMask;
// if resulting mask is empty then return.
if (mask.isEmpty())
return;
} else {
mask = inheritMask;
}
LOTLayerItem *matteLayer = nullptr;