{"action":"created","issue":{"url":"https://api.github.com/repos/mbostock/d3/issues/2784","repository_url":"https://api.github.com/repos/mbostock/d3","labels_url":"https://api.github.com/repos/mbostock/d3/issues/2784/labels{/name}","comments_url":"https://api.github.com/repos/mbostock/d3/issues/2784/comments","events_url":"https://api.github.com/repos/mbostock/d3/issues/2784/events","html_url":"https://github.com/mbostock/d3/pull/2784","id":145030871,"number":2784,"title":"Possible fix for #2025, handle zero-area polygons better","user":{"login":"lukasappelhans","id":23859,"avatar_url":"https://avatars.githubusercontent.com/u/23859?v=3","gravatar_id":"","url":"https://api.github.com/users/lukasappelhans","html_url":"https://github.com/lukasappelhans","followers_url":"https://api.github.com/users/lukasappelhans/followers","following_url":"https://api.github.com/users/lukasappelhans/following{/other_user}","gists_url":"https://api.github.com/users/lukasappelhans/gists{/gist_id}","starred_url":"https://api.github.com/users/lukasappelhans/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/lukasappelhans/subscriptions","organizations_url":"https://api.github.com/users/lukasappelhans/orgs","repos_url":"https://api.github.com/users/lukasappelhans/repos","events_url":"https://api.github.com/users/lukasappelhans/events{/privacy}","received_events_url":"https://api.github.com/users/lukasappelhans/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":{"login":"mbostock","id":230541,"avatar_url":"https://avatars.githubusercontent.com/u/230541?v=3","gravatar_id":"","url":"https://api.github.com/users/mbostock","html_url":"https://github.com/mbostock","followers_url":"https://api.github.com/users/mbostock/followers","following_url":"https://api.github.com/users/mbostock/following{/other_user}","gists_url":"https://api.github.com/users/mbostock/gists{/gist_id}","starred_url":"https://api.github.com/users/mbostock/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/mbostock/subscriptions","organizations_url":"https://api.github.com/users/mbostock/orgs","repos_url":"https://api.github.com/users/mbostock/repos","events_url":"https://api.github.com/users/mbostock/events{/privacy}","received_events_url":"https://api.github.com/users/mbostock/received_events","type":"User","site_admin":false},"milestone":null,"comments":9,"created_at":"2016-03-31T22:03:22Z","updated_at":"2016-05-04T23:12:59Z","closed_at":null,"pull_request":{"url":"https://api.github.com/repos/mbostock/d3/pulls/2784","html_url":"https://github.com/mbostock/d3/pull/2784","diff_url":"https://github.com/mbostock/d3/pull/2784.diff","patch_url":"https://github.com/mbostock/d3/pull/2784.patch"},"body":"Hi!\r\n\r\nI was hit by what seems to be #2025 when developing a couple of canvas-based maps. This change fixes it for me.\r\n\r\nI have no idea if this is correct or makes any sense in general, but I have not found any regressions so far.\r\n\r\nThank you,\r\n\r\nLukas"},"comment":{"url":"https://api.github.com/repos/mbostock/d3/issues/comments/217034155","html_url":"https://github.com/mbostock/d3/pull/2784#issuecomment-217034155","issue_url":"https://api.github.com/repos/mbostock/d3/issues/2784","id":217034155,"user":{"login":"mbostock","id":230541,"avatar_url":"https://avatars.githubusercontent.com/u/230541?v=3","gravatar_id":"","url":"https://api.github.com/users/mbostock","html_url":"https://github.com/mbostock","followers_url":"https://api.github.com/users/mbostock/followers","following_url":"https://api.github.com/users/mbostock/following{/other_user}","gists_url":"https://api.github.com/users/mbostock/gists{/gist_id}","starred_url":"https://api.github.com/users/mbostock/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/mbostock/subscriptions","organizations_url":"https://api.github.com/users/mbostock/orgs","repos_url":"https://api.github.com/users/mbostock/repos","events_url":"https://api.github.com/users/mbostock/events{/privacy}","received_events_url":"https://api.github.com/users/mbostock/received_events","type":"User","site_admin":false},"created_at":"2016-05-04T23:12:59Z","updated_at":"2016-05-04T23:12:59Z","body":"Okay, I think I’ve figured out the discrepancy here: when reproducing your example, I removed the call to topojson.presimplify, so it seems like that’s still introducing artifacts."}}