{"action":"created","issue":{"url":"https://api.github.com/repos/Leaflet/Leaflet/issues/6101","repository_url":"https://api.github.com/repos/Leaflet/Leaflet","labels_url":"https://api.github.com/repos/Leaflet/Leaflet/issues/6101/labels{/name}","comments_url":"https://api.github.com/repos/Leaflet/Leaflet/issues/6101/comments","events_url":"https://api.github.com/repos/Leaflet/Leaflet/issues/6101/events","html_url":"https://github.com/Leaflet/Leaflet/issues/6101","id":307481267,"number":6101,"title":"Latest Chrome introduced 1px tile borders to integer zooms","user":{"login":"hyperknot","id":494223,"avatar_url":"https://avatars2.githubusercontent.com/u/494223?v=4","gravatar_id":"","url":"https://api.github.com/users/hyperknot","html_url":"https://github.com/hyperknot","followers_url":"https://api.github.com/users/hyperknot/followers","following_url":"https://api.github.com/users/hyperknot/following{/other_user}","gists_url":"https://api.github.com/users/hyperknot/gists{/gist_id}","starred_url":"https://api.github.com/users/hyperknot/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/hyperknot/subscriptions","organizations_url":"https://api.github.com/users/hyperknot/orgs","repos_url":"https://api.github.com/users/hyperknot/repos","events_url":"https://api.github.com/users/hyperknot/events{/privacy}","received_events_url":"https://api.github.com/users/hyperknot/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":7,"created_at":"2018-03-22T02:13:38Z","updated_at":"2018-03-22T08:48:59Z","closed_at":null,"author_association":"COLLABORATOR","body":"<img width=\"468\" alt=\"half dome via mist trail by hyperknot maphub 2018-03-22 03-08-01\" src=\"https://user-images.githubusercontent.com/494223/37747189-48512b14-2d7e-11e8-9af7-3cb86c025a17.png\">\r\n\r\n## How to reproduce\r\n- Leaflet version I'm using: 1.3.1 (but same with 1.0.3)\r\n- Browser (with version) I'm using: Chrome Stable and Chrome Canary\r\n- OS/Platform (with version) I'm using: macOS 10.13.3\r\n\r\n1. Use a map with a darker background colors, like Dark Matter.\r\n2. Pan around and you'll see the 1px grey tile borders.\r\n3. This was the biggest issue with fractional zooms in Chrome, now it's happening with integer zooms as well!\r\n\r\nSafari and Firefox is still fine.\r\n\r\n@IvanSanchez any chance of getting back the examples from:\r\nhttps://github.com/Leaflet/Leaflet/issues/3575\r\n\r\ncc: @perliedman @yohanboniface @mourner \r\n\r\nWhat should we do now? Open issues in Chromium and just hope for the best?"},"comment":{"url":"https://api.github.com/repos/Leaflet/Leaflet/issues/comments/375221335","html_url":"https://github.com/Leaflet/Leaflet/issues/6101#issuecomment-375221335","issue_url":"https://api.github.com/repos/Leaflet/Leaflet/issues/6101","id":375221335,"user":{"login":"IvanSanchez","id":1125786,"avatar_url":"https://avatars0.githubusercontent.com/u/1125786?v=4","gravatar_id":"","url":"https://api.github.com/users/IvanSanchez","html_url":"https://github.com/IvanSanchez","followers_url":"https://api.github.com/users/IvanSanchez/followers","following_url":"https://api.github.com/users/IvanSanchez/following{/other_user}","gists_url":"https://api.github.com/users/IvanSanchez/gists{/gist_id}","starred_url":"https://api.github.com/users/IvanSanchez/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/IvanSanchez/subscriptions","organizations_url":"https://api.github.com/users/IvanSanchez/orgs","repos_url":"https://api.github.com/users/IvanSanchez/repos","events_url":"https://api.github.com/users/IvanSanchez/events{/privacy}","received_events_url":"https://api.github.com/users/IvanSanchez/received_events","type":"User","site_admin":false},"created_at":"2018-03-22T08:48:58Z","updated_at":"2018-03-22T08:48:58Z","author_association":"OWNER","body":"The rounded-up calls are called just once. I've traced the problem down to \r\n\r\nhttps://github.com/Leaflet/Leaflet/blob/8a009fa662fd42efc3d720ab60d878c245f6e681/src/dom/PosAnimation.js#L77\r\n\r\nThe fix would be to somehow pass an option to `PosAnimation` to round the coordinates on every animation frame."}}
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