{"action":"created","issue":{"url":"https://api.github.com/repos/nortikin/sverchok/issues/913","repository_url":"https://api.github.com/repos/nortikin/sverchok","labels_url":"https://api.github.com/repos/nortikin/sverchok/issues/913/labels{/name}","comments_url":"https://api.github.com/repos/nortikin/sverchok/issues/913/comments","events_url":"https://api.github.com/repos/nortikin/sverchok/issues/913/events","html_url":"https://github.com/nortikin/sverchok/issues/913","id":182229128,"number":913,"title":"Tracing Outer Edge of Flat Projected 3D ","user":{"login":"enzyme69","id":3952687,"avatar_url":"https://avatars.githubusercontent.com/u/3952687?v=3","gravatar_id":"","url":"https://api.github.com/users/enzyme69","html_url":"https://github.com/enzyme69","followers_url":"https://api.github.com/users/enzyme69/followers","following_url":"https://api.github.com/users/enzyme69/following{/other_user}","gists_url":"https://api.github.com/users/enzyme69/gists{/gist_id}","starred_url":"https://api.github.com/users/enzyme69/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/enzyme69/subscriptions","organizations_url":"https://api.github.com/users/enzyme69/orgs","repos_url":"https://api.github.com/users/enzyme69/repos","events_url":"https://api.github.com/users/enzyme69/events{/privacy}","received_events_url":"https://api.github.com/users/enzyme69/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/nortikin/sverchok/labels/question","name":"question","color":"cc317c"}],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":21,"created_at":"2016-10-11T10:29:00Z","updated_at":"2016-10-12T09:39:30Z","closed_at":null,"body":"Wondering if we already have node in Sverchok that does this:\r\n\r\nSupposedly I have 3D animated objects and I projected using Blender Modifier, so all the points are flat in certain plane.\r\n\r\n![prtscr capture_18](https://cloud.githubusercontent.com/assets/3952687/19267249/78106c76-8ff9-11e6-9a74-0a40e8016935.png)\r\n\r\nNow, I just need the points at the most outer part, kind of like a way to trace and have just the outer outline edge.\r\n\r\nAny clues?\r\n\r\nThanks!\r\n\r\nPS: I will check my earlier question regarding finding the most out points.\r\n\r\n"},"comment":{"url":"https://api.github.com/repos/nortikin/sverchok/issues/comments/253166683","html_url":"https://github.com/nortikin/sverchok/issues/913#issuecomment-253166683","issue_url":"https://api.github.com/repos/nortikin/sverchok/issues/913","id":253166683,"user":{"login":"enzyme69","id":3952687,"avatar_url":"https://avatars.githubusercontent.com/u/3952687?v=3","gravatar_id":"","url":"https://api.github.com/users/enzyme69","html_url":"https://github.com/enzyme69","followers_url":"https://api.github.com/users/enzyme69/followers","following_url":"https://api.github.com/users/enzyme69/following{/other_user}","gists_url":"https://api.github.com/users/enzyme69/gists{/gist_id}","starred_url":"https://api.github.com/users/enzyme69/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/enzyme69/subscriptions","organizations_url":"https://api.github.com/users/enzyme69/orgs","repos_url":"https://api.github.com/users/enzyme69/repos","events_url":"https://api.github.com/users/enzyme69/events{/privacy}","received_events_url":"https://api.github.com/users/enzyme69/received_events","type":"User","site_admin":false},"created_at":"2016-10-12T09:39:30Z","updated_at":"2016-10-12T09:39:30Z","body":"Since we just need 2D outline, I thought at some point perhaps we can do it\nlike this:\n1) projected\n2) projected and displaced in (so it shrink) and extruded it somewhat to\nget the volume\n3) get the points that are outside of no.1 minus no.2\n\nor intersect like Zeffii said.\n"}}
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