{"action":"created","issue":{"url":"https://api.github.com/repos/RobotLocomotion/drake/issues/3208","repository_url":"https://api.github.com/repos/RobotLocomotion/drake","labels_url":"https://api.github.com/repos/RobotLocomotion/drake/issues/3208/labels{/name}","comments_url":"https://api.github.com/repos/RobotLocomotion/drake/issues/3208/comments","events_url":"https://api.github.com/repos/RobotLocomotion/drake/issues/3208/events","html_url":"https://github.com/RobotLocomotion/drake/issues/3208","id":172494683,"number":3208,"title":"Collapse BasicStateVector into LeafSystemStateVector","user":{"login":"amcastro-tri","id":17601461,"avatar_url":"https://avatars.githubusercontent.com/u/17601461?v=3","gravatar_id":"","url":"https://api.github.com/users/amcastro-tri","html_url":"https://github.com/amcastro-tri","followers_url":"https://api.github.com/users/amcastro-tri/followers","following_url":"https://api.github.com/users/amcastro-tri/following{/other_user}","gists_url":"https://api.github.com/users/amcastro-tri/gists{/gist_id}","starred_url":"https://api.github.com/users/amcastro-tri/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/amcastro-tri/subscriptions","organizations_url":"https://api.github.com/users/amcastro-tri/orgs","repos_url":"https://api.github.com/users/amcastro-tri/repos","events_url":"https://api.github.com/users/amcastro-tri/events{/privacy}","received_events_url":"https://api.github.com/users/amcastro-tri/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/RobotLocomotion/drake/labels/priority:%20high","name":"priority: high","color":"b60205"},{"url":"https://api.github.com/repos/RobotLocomotion/drake/labels/team:%20dynamics","name":"team: dynamics","color":"0052cc"}],"state":"open","locked":false,"assignee":{"login":"david-german-tri","id":17437069,"avatar_url":"https://avatars.githubusercontent.com/u/17437069?v=3","gravatar_id":"","url":"https://api.github.com/users/david-german-tri","html_url":"https://github.com/david-german-tri","followers_url":"https://api.github.com/users/david-german-tri/followers","following_url":"https://api.github.com/users/david-german-tri/following{/other_user}","gists_url":"https://api.github.com/users/david-german-tri/gists{/gist_id}","starred_url":"https://api.github.com/users/david-german-tri/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/david-german-tri/subscriptions","organizations_url":"https://api.github.com/users/david-german-tri/orgs","repos_url":"https://api.github.com/users/david-german-tri/repos","events_url":"https://api.github.com/users/david-german-tri/events{/privacy}","received_events_url":"https://api.github.com/users/david-german-tri/received_events","type":"User","site_admin":false},"assignees":[{"login":"david-german-tri","id":17437069,"avatar_url":"https://avatars.githubusercontent.com/u/17437069?v=3","gravatar_id":"","url":"https://api.github.com/users/david-german-tri","html_url":"https://github.com/david-german-tri","followers_url":"https://api.github.com/users/david-german-tri/followers","following_url":"https://api.github.com/users/david-german-tri/following{/other_user}","gists_url":"https://api.github.com/users/david-german-tri/gists{/gist_id}","starred_url":"https://api.github.com/users/david-german-tri/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/david-german-tri/subscriptions","organizations_url":"https://api.github.com/users/david-german-tri/orgs","repos_url":"https://api.github.com/users/david-german-tri/repos","events_url":"https://api.github.com/users/david-german-tri/events{/privacy}","received_events_url":"https://api.github.com/users/david-german-tri/received_events","type":"User","site_admin":false}],"milestone":null,"comments":9,"created_at":"2016-08-22T16:20:09Z","updated_at":"2016-08-22T21:34:44Z","closed_at":null,"body":"LeafSystemSateVector should be the last class in the hierarchy of state vectors. All the additional functionality from BasicStateVector can safely be moved up into LeafSystemStateVector.\r\n\r\nThis will allow us to access for instance to safely access the contiguous in memory Eigen representation for LeafSystems without unsafe dynamic_cast's.\r\n"},"comment":{"url":"https://api.github.com/repos/RobotLocomotion/drake/issues/comments/241558286","html_url":"https://github.com/RobotLocomotion/drake/issues/3208#issuecomment-241558286","issue_url":"https://api.github.com/repos/RobotLocomotion/drake/issues/3208","id":241558286,"user":{"login":"sherm1","id":4088016,"avatar_url":"https://avatars.githubusercontent.com/u/4088016?v=3","gravatar_id":"","url":"https://api.github.com/users/sherm1","html_url":"https://github.com/sherm1","followers_url":"https://api.github.com/users/sherm1/followers","following_url":"https://api.github.com/users/sherm1/following{/other_user}","gists_url":"https://api.github.com/users/sherm1/gists{/gist_id}","starred_url":"https://api.github.com/users/sherm1/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/sherm1/subscriptions","organizations_url":"https://api.github.com/users/sherm1/orgs","repos_url":"https://api.github.com/users/sherm1/repos","events_url":"https://api.github.com/users/sherm1/events{/privacy}","received_events_url":"https://api.github.com/users/sherm1/received_events","type":"User","site_admin":false},"created_at":"2016-08-22T21:34:44Z","updated_at":"2016-08-22T21:34:44Z","body":"> Yes.\r\n\r\nAwesome! I love that we can focus all our vector abstraction & performance attention on that one class family."}}
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