{"action":"created","issue":{"url":"https://api.github.com/repos/libgdx/libgdx/issues/3593","labels_url":"https://api.github.com/repos/libgdx/libgdx/issues/3593/labels{/name}","comments_url":"https://api.github.com/repos/libgdx/libgdx/issues/3593/comments","events_url":"https://api.github.com/repos/libgdx/libgdx/issues/3593/events","html_url":"https://github.com/libgdx/libgdx/issues/3593","id":118403015,"number":3593,"title":"Performance regression in VertexBufferObjectWithVAO","user":{"login":"code-disaster","id":4644167,"avatar_url":"https://avatars.githubusercontent.com/u/4644167?v=3","gravatar_id":"","url":"https://api.github.com/users/code-disaster","html_url":"https://github.com/code-disaster","followers_url":"https://api.github.com/users/code-disaster/followers","following_url":"https://api.github.com/users/code-disaster/following{/other_user}","gists_url":"https://api.github.com/users/code-disaster/gists{/gist_id}","starred_url":"https://api.github.com/users/code-disaster/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/code-disaster/subscriptions","organizations_url":"https://api.github.com/users/code-disaster/orgs","repos_url":"https://api.github.com/users/code-disaster/repos","events_url":"https://api.github.com/users/code-disaster/events{/privacy}","received_events_url":"https://api.github.com/users/code-disaster/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":8,"created_at":"2015-11-23T15:19:13Z","updated_at":"2015-11-25T11:39:20Z","closed_at":null,"body":"For now I just want to document this, as I don't have an idea yet how to resolve this in a nice way, and without breaking the VertexData interface.\r\n\r\nIssue caused by  #3050, #3051\r\n\r\nWhen using VertexBufferObjectWithVAO / GL30, vertex buffer and vertex attributes bindings are redone each VertexBufferObjectWithVAO.bind() call. I'm not sure about the actual performance hit on current desktop GPUs, but it causes a lot of unnecessary GL calls."},"comment":{"url":"https://api.github.com/repos/libgdx/libgdx/issues/comments/159579978","html_url":"https://github.com/libgdx/libgdx/issues/3593#issuecomment-159579978","issue_url":"https://api.github.com/repos/libgdx/libgdx/issues/3593","id":159579978,"user":{"login":"code-disaster","id":4644167,"avatar_url":"https://avatars.githubusercontent.com/u/4644167?v=3","gravatar_id":"","url":"https://api.github.com/users/code-disaster","html_url":"https://github.com/code-disaster","followers_url":"https://api.github.com/users/code-disaster/followers","following_url":"https://api.github.com/users/code-disaster/following{/other_user}","gists_url":"https://api.github.com/users/code-disaster/gists{/gist_id}","starred_url":"https://api.github.com/users/code-disaster/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/code-disaster/subscriptions","organizations_url":"https://api.github.com/users/code-disaster/orgs","repos_url":"https://api.github.com/users/code-disaster/repos","events_url":"https://api.github.com/users/code-disaster/events{/privacy}","received_events_url":"https://api.github.com/users/code-disaster/received_events","type":"User","site_admin":false},"created_at":"2015-11-25T11:39:20Z","updated_at":"2015-11-25T11:39:20Z","body":"Current status: https://github.com/code-disaster/libgdx/commit/9055982decf5119f84b21851564b2ca1c0d6e939\r\n\r\nI can only claim \"it's working for us\" right now. No GdxTests yet. Working with Eclipse makes me want to smash things."}}