{"action":"created","issue":{"url":"https://api.github.com/repos/cocos2d/cocos2d-x/issues/15652","repository_url":"https://api.github.com/repos/cocos2d/cocos2d-x","labels_url":"https://api.github.com/repos/cocos2d/cocos2d-x/issues/15652/labels{/name}","comments_url":"https://api.github.com/repos/cocos2d/cocos2d-x/issues/15652/comments","events_url":"https://api.github.com/repos/cocos2d/cocos2d-x/issues/15652/events","html_url":"https://github.com/cocos2d/cocos2d-x/issues/15652","id":154984780,"number":15652,"title":"Android performance issue","user":{"login":"minggo","id":488203,"avatar_url":"https://avatars.githubusercontent.com/u/488203?v=3","gravatar_id":"","url":"https://api.github.com/users/minggo","html_url":"https://github.com/minggo","followers_url":"https://api.github.com/users/minggo/followers","following_url":"https://api.github.com/users/minggo/following{/other_user}","gists_url":"https://api.github.com/users/minggo/gists{/gist_id}","starred_url":"https://api.github.com/users/minggo/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/minggo/subscriptions","organizations_url":"https://api.github.com/users/minggo/orgs","repos_url":"https://api.github.com/users/minggo/repos","events_url":"https://api.github.com/users/minggo/events{/privacy}","received_events_url":"https://api.github.com/users/minggo/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/cocos2d/cocos2d-x/labels/critical","name":"critical","color":"e11d21"},{"url":"https://api.github.com/repos/cocos2d/cocos2d-x/labels/platform:android","name":"platform:android","color":"fbca04"},{"url":"https://api.github.com/repos/cocos2d/cocos2d-x/labels/type:performance","name":"type:performance","color":"009800"}],"state":"open","locked":false,"assignee":{"login":"dumganhar","id":493372,"avatar_url":"https://avatars.githubusercontent.com/u/493372?v=3","gravatar_id":"","url":"https://api.github.com/users/dumganhar","html_url":"https://github.com/dumganhar","followers_url":"https://api.github.com/users/dumganhar/followers","following_url":"https://api.github.com/users/dumganhar/following{/other_user}","gists_url":"https://api.github.com/users/dumganhar/gists{/gist_id}","starred_url":"https://api.github.com/users/dumganhar/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/dumganhar/subscriptions","organizations_url":"https://api.github.com/users/dumganhar/orgs","repos_url":"https://api.github.com/users/dumganhar/repos","events_url":"https://api.github.com/users/dumganhar/events{/privacy}","received_events_url":"https://api.github.com/users/dumganhar/received_events","type":"User","site_admin":false},"milestone":{"url":"https://api.github.com/repos/cocos2d/cocos2d-x/milestones/27","html_url":"https://github.com/cocos2d/cocos2d-x/milestones/3.12","labels_url":"https://api.github.com/repos/cocos2d/cocos2d-x/milestones/27/labels","id":1460593,"number":27,"title":"3.12","description":"","creator":{"login":"pandamicro","id":632460,"avatar_url":"https://avatars.githubusercontent.com/u/632460?v=3","gravatar_id":"","url":"https://api.github.com/users/pandamicro","html_url":"https://github.com/pandamicro","followers_url":"https://api.github.com/users/pandamicro/followers","following_url":"https://api.github.com/users/pandamicro/following{/other_user}","gists_url":"https://api.github.com/users/pandamicro/gists{/gist_id}","starred_url":"https://api.github.com/users/pandamicro/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/pandamicro/subscriptions","organizations_url":"https://api.github.com/users/pandamicro/orgs","repos_url":"https://api.github.com/users/pandamicro/repos","events_url":"https://api.github.com/users/pandamicro/events{/privacy}","received_events_url":"https://api.github.com/users/pandamicro/received_events","type":"User","site_admin":false},"open_issues":22,"closed_issues":163,"state":"open","created_at":"2015-12-15T02:48:07Z","updated_at":"2016-06-06T06:01:12Z","due_on":"2016-06-29T16:00:00Z","closed_at":null},"comments":55,"created_at":"2016-05-16T08:37:17Z","updated_at":"2016-06-06T09:47:02Z","closed_at":null,"body":"Some developers report there is performance issue on Android, specially on Android 6.0 + QHD devices. There are also many tickets in forum reporting about it: http://discuss.cocos2d-x.org/t/cocos2d-x-and-poor-updates/29296."},"comment":{"url":"https://api.github.com/repos/cocos2d/cocos2d-x/issues/comments/223914100","html_url":"https://github.com/cocos2d/cocos2d-x/issues/15652#issuecomment-223914100","issue_url":"https://api.github.com/repos/cocos2d/cocos2d-x/issues/15652","id":223914100,"user":{"login":"dumganhar","id":493372,"avatar_url":"https://avatars.githubusercontent.com/u/493372?v=3","gravatar_id":"","url":"https://api.github.com/users/dumganhar","html_url":"https://github.com/dumganhar","followers_url":"https://api.github.com/users/dumganhar/followers","following_url":"https://api.github.com/users/dumganhar/following{/other_user}","gists_url":"https://api.github.com/users/dumganhar/gists{/gist_id}","starred_url":"https://api.github.com/users/dumganhar/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/dumganhar/subscriptions","organizations_url":"https://api.github.com/users/dumganhar/orgs","repos_url":"https://api.github.com/users/dumganhar/repos","events_url":"https://api.github.com/users/dumganhar/events{/privacy}","received_events_url":"https://api.github.com/users/dumganhar/received_events","type":"User","site_admin":false},"created_at":"2016-06-06T09:47:02Z","updated_at":"2016-06-06T09:47:02Z","body":"I wrote a demo and added some profile code, please help us to check the time cost of glBufferData function on your device which has low FPS, thanks!\r\n\r\nHow to Test?\r\n=====\r\n* Checkout a branch and pull https://github.com/dumganhar/cocos2d-x/tree/glBufferData\r\n* Open terminal and goto tests/cpp-empty-test folder,\r\n* Run command:\r\n\r\n    cocos run -p android -m release  (Be sure to make a release build!)\r\n\r\n* Please see the logcat for result.\r\n\r\n\r\nMy result of `Nexus 5X`:\r\n\r\n```\r\n06-06 17:45:13.484 6491-6516/? D/cocos2d-x debug info: glBufferData,indices ::  avg1: 195u, avg2: 204u, min: 4u,    max: 9642u, total: 7.42s,   nr calls: 36259\r\n06-06 17:45:13.484 6491-6516/? D/cocos2d-x debug info: glBufferData,vertex ::   avg1: 931u, avg2: 927u, min: 7u,    max: 9801u, total: 33.63s,  nr calls: 36259\r\n06-06 17:45:13.485 6491-6516/? D/cocos2d-x debug info: BindData2 :: avg1: 1144u,    avg2: 1149u,    min: 41u,   max: 10666u,    total: 41.70s,  nr calls: 36259\r\n```\r\n\r\nAnd the result of the less powerful (but higher FPS) device `Meizu MX3`:\r\n\r\n```\r\n06-06 17:42:56.357 2426-2511/? D/cocos2d-x debug info: glBufferData,indices ::  avg1: 31u,  avg2: 9u,   min: 2u,    max: 5770u, total: 3.56s,   nr calls: 375518\r\n06-06 17:42:56.357 2426-2511/? D/cocos2d-x debug info: glBufferData,vertex ::   avg1: 58u,  avg2: 11u,  min: 3u,    max: 9712u, total: 4.44s,   nr calls: 375518\r\n06-06 17:42:56.357 2426-2511/? D/cocos2d-x debug info: BindData2 :: avg1: 119u, avg2: 50u,  min: 23u,   max: 10002u,    total: 19.12s,  nr calls: 375518\r\n```\r\n"}}
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