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Perform clip update on RCTScrollView in increments of 50 pt

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Summary:
This diff removes calls to `-updateClippedSubviews` by only re-clipping when the scroll view moves by a certain number of pixels.

leeway = 50pt => 46.9% of calls removed
leeway = 10pt => 13.2% " " "
This commit is contained in:
Alex Akers
2015-08-13 07:41:42 -07:00
parent b9dc29bcb3
commit 672b77f355
3 changed files with 50 additions and 1 deletions
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2
React/React.xcodeproj/project.pbxproj
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@@ -256,6 +256,7 @@
83CBBA971A6020BB00E9B192 /* RCTTouchHandler.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = RCTTouchHandler.m; sourceTree = "<group>"; };
83CBBACA1A6023D300E9B192 /* RCTConvert.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = RCTConvert.h; sourceTree = "<group>"; };
83CBBACB1A6023D300E9B192 /* RCTConvert.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = RCTConvert.m; sourceTree = "<group>"; };
83F15A171B7CC46900F10295 /* UIView+Private.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "UIView+Private.h"; sourceTree = "<group>"; };
E3BBC8EB1ADE6F47001BBD81 /* RCTTextDecorationLineType.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = RCTTextDecorationLineType.h; sourceTree = "<group>"; };
E9B20B791B500126007A2DA7 /* RCTAccessibilityManager.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = RCTAccessibilityManager.h; sourceTree = "<group>"; };
E9B20B7A1B500126007A2DA7 /* RCTAccessibilityManager.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = RCTAccessibilityManager.m; sourceTree = "<group>"; };
@@ -405,6 +406,7 @@
13C156041AB1A2840079392D /* RCTWebViewManager.m */,
13B080231A694A8400A75B9A /* RCTWrapperViewController.h */,
13B080241A694A8400A75B9A /* RCTWrapperViewController.m */,
83F15A171B7CC46900F10295 /* UIView+Private.h */,
13E067531A70F44B002CDEE1 /* UIView+React.h */,
13E067541A70F44B002CDEE1 /* UIView+React.m */,
);