{"action":"opened","issue":{"url":"https://api.github.com/repos/FeiZhu/QMesh/issues/1","labels_url":"https://api.github.com/repos/FeiZhu/QMesh/issues/1/labels{/name}","comments_url":"https://api.github.com/repos/FeiZhu/QMesh/issues/1/comments","events_url":"https://api.github.com/repos/FeiZhu/QMesh/issues/1/events","html_url":"https://github.com/FeiZhu/QMesh/issues/1","id":120352124,"number":1,"title":"bug report","user":{"login":"lydhr","id":7036251,"avatar_url":"https://avatars.githubusercontent.com/u/7036251?v=3","gravatar_id":"","url":"https://api.github.com/users/lydhr","html_url":"https://github.com/lydhr","followers_url":"https://api.github.com/users/lydhr/followers","following_url":"https://api.github.com/users/lydhr/following{/other_user}","gists_url":"https://api.github.com/users/lydhr/gists{/gist_id}","starred_url":"https://api.github.com/users/lydhr/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/lydhr/subscriptions","organizations_url":"https://api.github.com/users/lydhr/orgs","repos_url":"https://api.github.com/users/lydhr/repos","events_url":"https://api.github.com/users/lydhr/events{/privacy}","received_events_url":"https://api.github.com/users/lydhr/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2015-12-04T07:57:33Z","updated_at":"2015-12-04T07:57:33Z","closed_at":null,"body":"\r\n    - (QVec3d*)getPositionForVertex:(QVertex *)vertex\r\n    {\r\n        return [vertexPositions objectAtIndex:vertex.positionIndex];\r\n    }\r\n这里vertex.positionIndex 超过了vertexPositions的边界值， 应该怎么办呢\r\n\r\n\r\n`2015-12-04 15:56:49.116 QMesh[8715:657380] *** Terminating app due to uncaught exception 'NSRangeException', reason: '*** -[__NSArrayM objectAtIndex:]: index 4294967296 beyond bounds [0 .. 28949]'`\r\n"}}