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fix iOS deltatime (#18084) 

* fix ios delta time when resumes from background

* remove debug codes
This commit is contained in:
minggo 2017-07-18 14:01:53 +08:00 committed by GitHub
parent 78818ca275
commit cdac595a68
1 changed files with 6 additions and 5 deletions
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11
cocos/platform/ios/CCDirectorCaller-ios.mm
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@ -90,6 +90,11 @@ static id s_sharedDirectorCaller;
- (void)appDidBecomeActive - (void)appDidBecomeActive
{ {
// initialize initLastDisplayTime, or the dt will be invalid when
// - the app is lauched
// - the app resumes from background
[self initLastDisplayTime];
isAppActive = YES; isAppActive = YES;
} }
@ -100,13 +105,9 @@ static id s_sharedDirectorCaller;
-(void) startMainLoop -(void) startMainLoop
{ {
// Director::setAnimationInterval() is called, we should invalidate it first // Director::setAnimationInterval() is called, we should invalidate it first
[self stopMainLoop]; [self stopMainLoop];
// initialize initLastDisplayTime, or the dt of of first frame is invalid
// should init before start displayLink
[self initLastDisplayTime];
displayLink = [NSClassFromString(@"CADisplayLink") displayLinkWithTarget:self selector:@selector(doCaller:)]; displayLink = [NSClassFromString(@"CADisplayLink") displayLinkWithTarget:self selector:@selector(doCaller:)];
[displayLink setFrameInterval: self.interval]; [displayLink setFrameInterval: self.interval];
[displayLink addToRunLoop:[NSRunLoop currentRunLoop] forMode:NSDefaultRunLoopMode]; [displayLink addToRunLoop:[NSRunLoop currentRunLoop] forMode:NSDefaultRunLoopMode];