{"action":"created","issue":{"url":"https://api.github.com/repos/mapbox/mapbox-gl-native/issues/6598","repository_url":"https://api.github.com/repos/mapbox/mapbox-gl-native","labels_url":"https://api.github.com/repos/mapbox/mapbox-gl-native/issues/6598/labels{/name}","comments_url":"https://api.github.com/repos/mapbox/mapbox-gl-native/issues/6598/comments","events_url":"https://api.github.com/repos/mapbox/mapbox-gl-native/issues/6598/events","html_url":"https://github.com/mapbox/mapbox-gl-native/pull/6598","id":181208088,"number":6598,"title":"Use Pixel Buffer Object for async glReadPixels","user":{"login":"mikemorris","id":1149913,"avatar_url":"https://avatars.githubusercontent.com/u/1149913?v=3","gravatar_id":"","url":"https://api.github.com/users/mikemorris","html_url":"https://github.com/mikemorris","followers_url":"https://api.github.com/users/mikemorris/followers","following_url":"https://api.github.com/users/mikemorris/following{/other_user}","gists_url":"https://api.github.com/users/mikemorris/gists{/gist_id}","starred_url":"https://api.github.com/users/mikemorris/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/mikemorris/subscriptions","organizations_url":"https://api.github.com/users/mikemorris/orgs","repos_url":"https://api.github.com/users/mikemorris/repos","events_url":"https://api.github.com/users/mikemorris/events{/privacy}","received_events_url":"https://api.github.com/users/mikemorris/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":2,"created_at":"2016-10-05T16:48:14Z","updated_at":"2016-10-05T17:05:42Z","closed_at":null,"pull_request":{"url":"https://api.github.com/repos/mapbox/mapbox-gl-native/pulls/6598","html_url":"https://github.com/mapbox/mapbox-gl-native/pull/6598","diff_url":"https://github.com/mapbox/mapbox-gl-native/pull/6598.diff","patch_url":"https://github.com/mapbox/mapbox-gl-native/pull/6598.patch"},"body":"Fixes #477 \r\n\r\nI'm not sure if the `GLsync` fence use here is a good idea or not, would appreciate a review and needs more testing downstream before we could consider merging this. Need to add logging for why `glClientWaitSync` unblocked too (should warn on `GL_TIMEOUT_EXPIRED` or `GL_WAIT_FAILED`).\r\n\r\n/cc @kkaefer @jfirebaugh "},"comment":{"url":"https://api.github.com/repos/mapbox/mapbox-gl-native/issues/comments/251736077","html_url":"https://github.com/mapbox/mapbox-gl-native/pull/6598#issuecomment-251736077","issue_url":"https://api.github.com/repos/mapbox/mapbox-gl-native/issues/6598","id":251736077,"user":{"login":"mikemorris","id":1149913,"avatar_url":"https://avatars.githubusercontent.com/u/1149913?v=3","gravatar_id":"","url":"https://api.github.com/users/mikemorris","html_url":"https://github.com/mikemorris","followers_url":"https://api.github.com/users/mikemorris/followers","following_url":"https://api.github.com/users/mikemorris/following{/other_user}","gists_url":"https://api.github.com/users/mikemorris/gists{/gist_id}","starred_url":"https://api.github.com/users/mikemorris/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/mikemorris/subscriptions","organizations_url":"https://api.github.com/users/mikemorris/orgs","repos_url":"https://api.github.com/users/mikemorris/repos","events_url":"https://api.github.com/users/mikemorris/events{/privacy}","received_events_url":"https://api.github.com/users/mikemorris/received_events","type":"User","site_admin":false},"created_at":"2016-10-05T17:05:42Z","updated_at":"2016-10-05T17:05:42Z","body":"@jfirebaugh The intention behind this work was to avoid GL pipeline stalls, I'm not too familiar on the technical details here, but there's some background discussion in https://github.com/mapbox/mapbox-gl-native/issues/477#issuecomment-242856572"}}
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