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[WIP] Lottie

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This commit is contained in:
Isaac 2024-05-15 16:00:28 +04:00
parent bf292c0066
commit 2d06c977ed
2 changed files with 30 additions and 22 deletions
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51
Tests/LottieMetalTest/SoftwareLottieRenderer/Sources/SoftwareLottieRenderer.mm
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@ -8,6 +8,30 @@
namespace lottie {
static void processRenderContentItem(std::shared_ptr<RenderTreeNodeContentItem> const &contentItem, std::optional<CGRect> &effectiveLocalBounds, BezierPathsBoundingBoxContext &bezierPathsBoundingBoxContext) {
for (const auto &shadingVariant : contentItem->shadings) {
CGRect shapeBounds = bezierPathsBoundingBoxParallel(bezierPathsBoundingBoxContext, shadingVariant->explicitPath.value());
if (shadingVariant->stroke) {
shapeBounds = shapeBounds.insetBy(-shadingVariant->stroke->lineWidth / 2.0, -shadingVariant->stroke->lineWidth / 2.0);
if (effectiveLocalBounds) {
effectiveLocalBounds = effectiveLocalBounds->unionWith(shapeBounds);
} else {
effectiveLocalBounds = shapeBounds;
}
} else if (shadingVariant->fill) {
if (effectiveLocalBounds) {
effectiveLocalBounds = effectiveLocalBounds->unionWith(shapeBounds);
} else {
effectiveLocalBounds = shapeBounds;
}
}
}
for (const auto &subItem : contentItem->subItems) {
processRenderContentItem(subItem, effectiveLocalBounds, bezierPathsBoundingBoxContext);
}
}
static void processRenderTree(std::shared_ptr<RenderTreeNode> const &node, Vector2D const &globalSize, CATransform3D const &parentTransform, bool isInvertedMask, BezierPathsBoundingBoxContext &bezierPathsBoundingBoxContext) {
if (node->isHidden() || node->alpha() == 0.0f) {
node->renderData.isValid = false;
@ -39,24 +63,7 @@ static void processRenderTree(std::shared_ptr<RenderTreeNode> const &node, Vecto
double alpha = node->alpha();
if (node->_contentItem) {
RenderTreeNodeContentItem *contentItem = node->_contentItem.get();
for (const auto &shadingVariant : contentItem->shadings) {
CGRect shapeBounds = bezierPathsBoundingBoxParallel(bezierPathsBoundingBoxContext, shadingVariant->explicitPath.value());
if (shadingVariant->stroke) {
shapeBounds = shapeBounds.insetBy(-shadingVariant->stroke->lineWidth / 2.0, -shadingVariant->stroke->lineWidth / 2.0);
if (effectiveLocalBounds) {
effectiveLocalBounds = effectiveLocalBounds->unionWith(shapeBounds);
} else {
effectiveLocalBounds = shapeBounds;
}
} else if (shadingVariant->fill) {
if (effectiveLocalBounds) {
effectiveLocalBounds = effectiveLocalBounds->unionWith(shapeBounds);
} else {
effectiveLocalBounds = shapeBounds;
}
}
}
processRenderContentItem(node->_contentItem, effectiveLocalBounds, bezierPathsBoundingBoxContext);
}
bool isInvertedMatte = isInvertedMask;
@ -189,10 +196,6 @@ static void processRenderTree(std::shared_ptr<RenderTreeNode> const &node, Vecto
namespace {
static void drawLottieContentItem(std::shared_ptr<lottieRendering::Canvas> context, std::shared_ptr<lottie::RenderTreeNodeContentItem> item) {
if (item->shadings.empty()) {
return;
}
for (const auto &shading : item->shadings) {
if (shading->explicitPath->empty()) {
continue;
@ -359,6 +362,10 @@ static void drawLottieContentItem(std::shared_ptr<lottieRendering::Canvas> conte
}
}
}
for (const auto &subItem : item->subItems) {
drawLottieContentItem(context, subItem);
}
}
static void renderLottieRenderNode(std::shared_ptr<lottie::RenderTreeNode> node, std::shared_ptr<lottieRendering::Canvas> parentContext, lottie::Vector2D const &globalSize, double parentAlpha) {

1
submodules/TelegramUI/Components/LottieCpp/Sources/Lottie/Private/MainThread/LayerContainers/CompLayers/ShapeCompositionLayer.cpp
View File

@ -1034,6 +1034,7 @@ public:
for (int i = (int)subItems.size() - 1; i >= 0; i--) {
subItems[i]->initializeRenderChildren();
subItemNodes.push_back(subItems[i]->_renderTree);
//_renderTree->_contentItem->subItems.push_back(subItems[i]->_renderTree->_contentItem);
}
if (!subItemNodes.empty()) {