{"action":"created","issue":{"url":"https://api.github.com/repos/bp74/StageXL/issues/235","repository_url":"https://api.github.com/repos/bp74/StageXL","labels_url":"https://api.github.com/repos/bp74/StageXL/issues/235/labels{/name}","comments_url":"https://api.github.com/repos/bp74/StageXL/issues/235/comments","events_url":"https://api.github.com/repos/bp74/StageXL/issues/235/events","html_url":"https://github.com/bp74/StageXL/issues/235","id":144925473,"number":235,"title":"ColorMatrixFilter render bug on dart2js","user":{"login":"mnordine","id":1924573,"avatar_url":"https://avatars.githubusercontent.com/u/1924573?v=3","gravatar_id":"","url":"https://api.github.com/users/mnordine","html_url":"https://github.com/mnordine","followers_url":"https://api.github.com/users/mnordine/followers","following_url":"https://api.github.com/users/mnordine/following{/other_user}","gists_url":"https://api.github.com/users/mnordine/gists{/gist_id}","starred_url":"https://api.github.com/users/mnordine/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/mnordine/subscriptions","organizations_url":"https://api.github.com/users/mnordine/orgs","repos_url":"https://api.github.com/users/mnordine/repos","events_url":"https://api.github.com/users/mnordine/events{/privacy}","received_events_url":"https://api.github.com/users/mnordine/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":3,"created_at":"2016-03-31T14:56:33Z","updated_at":"2016-03-31T16:24:29Z","closed_at":null,"body":"I'm getting some odd color banding when applying a ColorMatrixFilter. It works fine in Dartium. The bug occurs when compiling with dart2js. Note this occurs with both Canvas2D and WebGL renderers.\r\n\r\nhttps://gist.github.com/mnordine/2b10124e0bf9448a1150e5afed0f6dcd\r\n\r\nHere's output with Dartium:\r\n\r\n![good](https://cloud.githubusercontent.com/assets/1924573/14179925/519d1a0e-f737-11e5-9549-2e198aadb24a.png)\r\n\r\nOutput after dart2js in Chrome:\r\n\r\n![bad](https://cloud.githubusercontent.com/assets/1924573/14179934/5a3087c8-f737-11e5-9c1f-bd5cb1edebe9.png)\r\n\r\nThis isn't specific to GraphicsGradient either. It occurs with bitmaps as well.\r\n\r\nIt's also interesting that there's a \"marching ants\" effect in the bad gradient, between the light blue and dark blue."},"comment":{"url":"https://api.github.com/repos/bp74/StageXL/issues/comments/204008050","html_url":"https://github.com/bp74/StageXL/issues/235#issuecomment-204008050","issue_url":"https://api.github.com/repos/bp74/StageXL/issues/235","id":204008050,"user":{"login":"bp74","id":1810450,"avatar_url":"https://avatars.githubusercontent.com/u/1810450?v=3","gravatar_id":"","url":"https://api.github.com/users/bp74","html_url":"https://github.com/bp74","followers_url":"https://api.github.com/users/bp74/followers","following_url":"https://api.github.com/users/bp74/following{/other_user}","gists_url":"https://api.github.com/users/bp74/gists{/gist_id}","starred_url":"https://api.github.com/users/bp74/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/bp74/subscriptions","organizations_url":"https://api.github.com/users/bp74/orgs","repos_url":"https://api.github.com/users/bp74/repos","events_url":"https://api.github.com/users/bp74/events{/privacy}","received_events_url":"https://api.github.com/users/bp74/received_events","type":"User","site_admin":false},"created_at":"2016-03-31T16:24:29Z","updated_at":"2016-03-31T16:24:29Z","body":"I will definitely look at it, maybe not today but probably tomorrow."}}