{"action":"opened","issue":{"url":"https://api.github.com/repos/ampproject/amphtml/issues/4069","repository_url":"https://api.github.com/repos/ampproject/amphtml","labels_url":"https://api.github.com/repos/ampproject/amphtml/issues/4069/labels{/name}","comments_url":"https://api.github.com/repos/ampproject/amphtml/issues/4069/comments","events_url":"https://api.github.com/repos/ampproject/amphtml/issues/4069/events","html_url":"https://github.com/ampproject/amphtml/issues/4069","id":165594700,"number":4069,"title":"amp-sidebar: Noticeable delay between tap and sidebar animation starting","user":{"login":"aghassemi","id":2099009,"avatar_url":"https://avatars.githubusercontent.com/u/2099009?v=3","gravatar_id":"","url":"https://api.github.com/users/aghassemi","html_url":"https://github.com/aghassemi","followers_url":"https://api.github.com/users/aghassemi/followers","following_url":"https://api.github.com/users/aghassemi/following{/other_user}","gists_url":"https://api.github.com/users/aghassemi/gists{/gist_id}","starred_url":"https://api.github.com/users/aghassemi/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/aghassemi/subscriptions","organizations_url":"https://api.github.com/users/aghassemi/orgs","repos_url":"https://api.github.com/users/aghassemi/repos","events_url":"https://api.github.com/users/aghassemi/events{/privacy}","received_events_url":"https://api.github.com/users/aghassemi/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/ampproject/amphtml/labels/Related%20to:%20Performance","name":"Related to: Performance","color":"d4c5f9"},{"url":"https://api.github.com/repos/ampproject/amphtml/labels/Type:%20Bug","name":"Type: Bug","color":"f7c6c7"}],"state":"open","locked":false,"assignee":{"login":"aghassemi","id":2099009,"avatar_url":"https://avatars.githubusercontent.com/u/2099009?v=3","gravatar_id":"","url":"https://api.github.com/users/aghassemi","html_url":"https://github.com/aghassemi","followers_url":"https://api.github.com/users/aghassemi/followers","following_url":"https://api.github.com/users/aghassemi/following{/other_user}","gists_url":"https://api.github.com/users/aghassemi/gists{/gist_id}","starred_url":"https://api.github.com/users/aghassemi/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/aghassemi/subscriptions","organizations_url":"https://api.github.com/users/aghassemi/orgs","repos_url":"https://api.github.com/users/aghassemi/repos","events_url":"https://api.github.com/users/aghassemi/events{/privacy}","received_events_url":"https://api.github.com/users/aghassemi/received_events","type":"User","site_admin":false},"assignees":[{"login":"aghassemi","id":2099009,"avatar_url":"https://avatars.githubusercontent.com/u/2099009?v=3","gravatar_id":"","url":"https://api.github.com/users/aghassemi","html_url":"https://github.com/aghassemi","followers_url":"https://api.github.com/users/aghassemi/followers","following_url":"https://api.github.com/users/aghassemi/following{/other_user}","gists_url":"https://api.github.com/users/aghassemi/gists{/gist_id}","starred_url":"https://api.github.com/users/aghassemi/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/aghassemi/subscriptions","organizations_url":"https://api.github.com/users/aghassemi/orgs","repos_url":"https://api.github.com/users/aghassemi/repos","events_url":"https://api.github.com/users/aghassemi/events{/privacy}","received_events_url":"https://api.github.com/users/aghassemi/received_events","type":"User","site_admin":false}],"milestone":null,"comments":0,"created_at":"2016-07-14T15:49:33Z","updated_at":"2016-07-14T15:49:33Z","closed_at":null,"body":"There is a noticeable delay between tapping an open sidebar action and the animation for the sidebar starting. \r\n\r\nTo reproduce: \r\nGo to https://www.ampproject.org/ and tap on the menu action, notice the main page is semi-transparently shimmed immediately but it takes a noticeable amount of time before the edge of sidebar appears and starts animating. \r\n\r\nLooks like there is very long frame with low FPS at the start of the animation:\r\n![screenshot from 2016-07-14 08 45 02](https://cloud.githubusercontent.com/assets/2099009/16845933/66a7072e-499f-11e6-9a18-bf48495e740f.png)\r\n"}}
{"actor":{"display_login":"aghassemi"}}