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Merge pull request #481 from facebook/PrecompositingOpacity

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Support transparent (e.g. clearColor) background for precomposited trees.
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appleguy
2015-06-14 17:32:09 -07:00
parent 2a7f45ed40 c50f3b9cad
commit a4a03fdcf4
1 changed files with 1 additions and 2 deletions
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3
AsyncDisplayKit/Private/ASDisplayNode+AsyncDisplay.mm
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@@ -173,7 +173,7 @@ static void __ASDisplayLayerDecrementConcurrentDisplayCount(BOOL displayIsAsync,
[self _recursivelyRasterizeSelfAndSublayersWithIsCancelledBlock:isCancelledBlock displayBlocks:displayBlocks];
CGFloat contentsScaleForDisplay = self.contentsScaleForDisplay;
BOOL opaque = self.opaque;
BOOL opaque = self.opaque && CGColorGetAlpha(self.backgroundColor.CGColor) == 1.0f;
ASDisplayNodeAssert(self.contentsScaleForDisplay != 0.0, @"Invalid contents scale");
@@ -185,7 +185,6 @@ static void __ASDisplayLayerDecrementConcurrentDisplayCount(BOOL displayIsAsync,
}
ASDN_DELAY_FOR_DISPLAY();
UIGraphicsBeginImageContextWithOptions(bounds.size, opaque, contentsScaleForDisplay);
for (dispatch_block_t block in displayBlocks) {