{"action":"created","issue":{"url":"https://api.github.com/repos/phetsims/charges-and-fields/issues/47","labels_url":"https://api.github.com/repos/phetsims/charges-and-fields/issues/47/labels{/name}","comments_url":"https://api.github.com/repos/phetsims/charges-and-fields/issues/47/comments","events_url":"https://api.github.com/repos/phetsims/charges-and-fields/issues/47/events","html_url":"https://github.com/phetsims/charges-and-fields/issues/47","id":90476850,"number":47,"title":"Slower performance on iPad","user":{"login":"orejolaphet","id":5631059,"avatar_url":"https://avatars.githubusercontent.com/u/5631059?v=3","gravatar_id":"","url":"https://api.github.com/users/orejolaphet","html_url":"https://github.com/orejolaphet","followers_url":"https://api.github.com/users/orejolaphet/followers","following_url":"https://api.github.com/users/orejolaphet/following{/other_user}","gists_url":"https://api.github.com/users/orejolaphet/gists{/gist_id}","starred_url":"https://api.github.com/users/orejolaphet/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/orejolaphet/subscriptions","organizations_url":"https://api.github.com/users/orejolaphet/orgs","repos_url":"https://api.github.com/users/orejolaphet/repos","events_url":"https://api.github.com/users/orejolaphet/events{/privacy}","received_events_url":"https://api.github.com/users/orejolaphet/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":2,"created_at":"2015-06-23T19:56:30Z","updated_at":"2015-06-24T20:09:59Z","closed_at":null,"body":"Slower performance compared to desktop on iPad 2 iOS 8.3"},"comment":{"url":"https://api.github.com/repos/phetsims/charges-and-fields/issues/comments/114995761","html_url":"https://github.com/phetsims/charges-and-fields/issues/47#issuecomment-114995761","issue_url":"https://api.github.com/repos/phetsims/charges-and-fields/issues/47","id":114995761,"user":{"login":"orejolaphet","id":5631059,"avatar_url":"https://avatars.githubusercontent.com/u/5631059?v=3","gravatar_id":"","url":"https://api.github.com/users/orejolaphet","html_url":"https://github.com/orejolaphet","followers_url":"https://api.github.com/users/orejolaphet/followers","following_url":"https://api.github.com/users/orejolaphet/following{/other_user}","gists_url":"https://api.github.com/users/orejolaphet/gists{/gist_id}","starred_url":"https://api.github.com/users/orejolaphet/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/orejolaphet/subscriptions","organizations_url":"https://api.github.com/users/orejolaphet/orgs","repos_url":"https://api.github.com/users/orejolaphet/repos","events_url":"https://api.github.com/users/orejolaphet/events{/privacy}","received_events_url":"https://api.github.com/users/orejolaphet/received_events","type":"User","site_admin":false},"created_at":"2015-06-24T20:09:59Z","updated_at":"2015-06-24T20:09:59Z","body":"@bereaphysics performance slows down once you have 2 charges placed with the E-field displayed.\r\nThe vectors rotate very slowly and choppy on the iPad. Slow performance with WebGl enabled and ?webgl=false.\r\n\r\nHere is the Trouble Shooting information\r\n\r\nTroubleshooting information (do not edit):\r\nName: Charges And Fields\r\nURL: http://www.colorado.edu/physics/phet/dev/html/charges-and-fields/1.0.0-rc.1/charges-and-fields_en.html\r\nVersion: 1.0.0-rc.1 2015-06-22 16:50:22 UTC\r\nFeatures missing: fullscreen\r\nUser Agent: Mozilla/5.0 (iPad; CPU OS 8_3 like Mac OS X) AppleWebKit/600.1.4 (KHTML, like Gecko) Version/8.0 Mobile/12F69 Safari/600.1.4\r\nLanguage: en-us\r\nWindow: 1024x671\r\nPixel Ratio: 1/1\r\nWebGL: WebGL 1.0 (OpenGL ES 2.0 IMGSGX543-115.5)\r\nGLSL: WebGL GLSL ES 1.0 (OpenGL ES GLSL ES 1.00)\r\nVendor: WebKit (WebKit WebGL)\r\nVertex: attribs: 16 varying: 8 uniform: 128\r\nTexture: size: 4096 imageUnits: 8 (vertex: 8, combined: 8)\r\nMax viewport: 4096x4096\r\nOES_texture_float: true\r\nDependencies JSON: {\"comment\":\"# charges-and-fields 1.0.0-rc.1 Mon Jun 22 2015 12:50:20 GMT-0400 (Est (heure d’été))\",\"assert\":{\"sha\":\"903564a25a0f26acdbd334d3e104039864b405ef\",\"branch\":\"master\"},\"axon\":{\"sha\":\"f4996f9d182deb1b9e799c9ec6282bf8dcfa43bc\",\"branch\":\"master\"},\"babel\":{\"sha\":\"2431e7111ee0aa3d3eedef3727972abc78b6c1f1\",\"branch\":\"master\"},\"brand\":{\"sha\":\"b3362651f1d7eddb7f8697d02400472f97f9d140\",\"branch\":\"master\"},\"charges-and-fields\":{\"sha\":\"8fda05bfceb548a583cc0f84ac42afc36914bd44\",\"branch\":\"1.0\"},\"chipper\":{\"sha\":\"bed81ebb33ae6b02bfd1459e9a8697ba607738ca\",\"branch\":\"master\"},\"dot\":{\"sha\":\"6fe16dea5cf6243033eff851ac67a9dfe5d77c4c\",\"branch\":\"master\"},\"joist\":{\"sha\":\"1862e60794889b4f7297cb00c79639eaffd556d2\",\"branch\":\"master\"},\"kite\":{\"sha\":\"9d2a34ddcb9258544a02afdc65f9632348fd7b73\",\"branch\":\"master\"},\"phet-core\":{\"sha\":\"328c6e2f6df1ee3da1bdd41877d2113cfc1e4a71\",\"branch\":\"master\"},\"phetcommon\":{\"sha\":\"48b8119d27954452d6d8e015ac7ed9c044261285\",\"branch\":\"master\"},\"scenery\":{\"sha\":\"61011f28042e8960fd9ed43bf3d3f1e1c38826a1\",\"branch\":\"master\"},\"scenery-phet\":{\"sha\":\"ea0e0d835c72338dd5c88d52473759125eb95ee1\",\"branch\":\"master\"},\"sherpa\":{\"sha\":\"ab46b0d5ffaf945e58a32759b558af017dcfc63a\",\"branch\":\"master\"},\"sun\":{\"sha\":\"cec7fc906bdb209ba0938760f2e60eb25a59912d\",\"branch\":\"master\"}}"}}