{"action":"created","issue":{"url":"https://api.github.com/repos/almarklein/visvis/issues/108","repository_url":"https://api.github.com/repos/almarklein/visvis","labels_url":"https://api.github.com/repos/almarklein/visvis/issues/108/labels{/name}","comments_url":"https://api.github.com/repos/almarklein/visvis/issues/108/comments","events_url":"https://api.github.com/repos/almarklein/visvis/issues/108/events","html_url":"https://github.com/almarklein/visvis/issues/108","id":372683581,"node_id":"MDU6SXNzdWUzNzI2ODM1ODE=","number":108,"title":"Images Off Center","user":{"login":"AndrewHornstra","id":22163568,"node_id":"MDQ6VXNlcjIyMTYzNTY4","avatar_url":"https://avatars2.githubusercontent.com/u/22163568?v=4","gravatar_id":"","url":"https://api.github.com/users/AndrewHornstra","html_url":"https://github.com/AndrewHornstra","followers_url":"https://api.github.com/users/AndrewHornstra/followers","following_url":"https://api.github.com/users/AndrewHornstra/following{/other_user}","gists_url":"https://api.github.com/users/AndrewHornstra/gists{/gist_id}","starred_url":"https://api.github.com/users/AndrewHornstra/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/AndrewHornstra/subscriptions","organizations_url":"https://api.github.com/users/AndrewHornstra/orgs","repos_url":"https://api.github.com/users/AndrewHornstra/repos","events_url":"https://api.github.com/users/AndrewHornstra/events{/privacy}","received_events_url":"https://api.github.com/users/AndrewHornstra/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":2,"created_at":"2018-10-22T20:22:04Z","updated_at":"2018-10-23T19:54:40Z","closed_at":null,"author_association":"NONE","body":"I am getting the following issue with PyQt5:\r\n\r\n<img width=\"559\" alt=\"screenshot 2018-10-22 12 03 54\" src=\"https://user-images.githubusercontent.com/22163568/47314837-d4094c00-d610-11e8-9ab0-7ad40dccaaa6.png\">\r\n\r\nFor various reasons, I am only able to use PyQt5 and no other supported backends.\r\n\r\nThere are a few interesting things about this:\r\n\r\nI am not getting this bug in any other PyQt5 apps in the same Python environment, which is why I am posting here.\r\n\r\nThe images are off center, but they can only be manipulated by interacting with the region of the UI where they are supposed to appear.\r\n\r\nThere are no other side effects from this. The image above was produced using the example code (with my own data) found here:\r\n\r\nhttps://github.com/almarklein/visvis/wiki/example_volumeRenderStyles\r\n\r\nBut the issue appears when using that sample data as well.\r\n\r\nI am using:\r\nMacOS Mojave\r\nPython 3.7\r\nVisvis 1.11.1\r\nNumpy 1.14.5\r\npyOpenGL 3.1.0\r\nPyQt 5.11.3\r\n\r\nHowever, this issue was also present on:\r\nMacOS High Sierra\r\nPython 3.6.x\r\nThe previous versions of Visvis, PyQt5, and pyOpenGL; I do not recall the exact versions.\r\n\r\nIf someone else had this problem and could direct me to a solution, I would appreciate it. I have not opened an issue before, so I do not know exactly what would be expected in terms of provided information. I can provide more information if needed."},"comment":{"url":"https://api.github.com/repos/almarklein/visvis/issues/comments/432395043","html_url":"https://github.com/almarklein/visvis/issues/108#issuecomment-432395043","issue_url":"https://api.github.com/repos/almarklein/visvis/issues/108","id":432395043,"node_id":"MDEyOklzc3VlQ29tbWVudDQzMjM5NTA0Mw==","user":{"login":"almarklein","id":3015475,"node_id":"MDQ6VXNlcjMwMTU0NzU=","avatar_url":"https://avatars2.githubusercontent.com/u/3015475?v=4","gravatar_id":"","url":"https://api.github.com/users/almarklein","html_url":"https://github.com/almarklein","followers_url":"https://api.github.com/users/almarklein/followers","following_url":"https://api.github.com/users/almarklein/following{/other_user}","gists_url":"https://api.github.com/users/almarklein/gists{/gist_id}","starred_url":"https://api.github.com/users/almarklein/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/almarklein/subscriptions","organizations_url":"https://api.github.com/users/almarklein/orgs","repos_url":"https://api.github.com/users/almarklein/repos","events_url":"https://api.github.com/users/almarklein/events{/privacy}","received_events_url":"https://api.github.com/users/almarklein/received_events","type":"User","site_admin":false},"created_at":"2018-10-23T19:54:40Z","updated_at":"2018-10-23T19:54:40Z","author_association":"OWNER","body":"mmm, yeah, that special number `devicePixelRatio` must be taken into account in a few places ... but it's hard to say where beforehand. I should someday get my hands on a HDPI screen and look into this deeper ..."}}
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