René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"WXCairo backend not rendering nicely on retina","articleBody":"When embedding a matplotlib plot in a WX.Panel, the figure_canvas is not rendered nicely on a Mac retina display. Increasing the dpi of the figure does not help (it only alters the figure size).\r\n\r\nMatplotlib version: 3.3.0\r\nPython version: 3.7.7\r\nPlatform: OSX (macOS Catalina 10.15.5)\r\n\r\n**Plot using standard macosx backend (no embedding) renders nicely:**\r\n\u003cimg width=\"752\" alt=\"Screen Shot 2020-07-24 at 4 58 51 PM\" src=\"https://user-images.githubusercontent.com/50967281/88405025-f8d6b880-cdce-11ea-86e9-48da70e54e6d.png\"\u003e\r\n\r\n\r\n**Plot using the WXCairo backend (embed inside WX.Panel) renders ugly:**\r\n\u003cimg width=\"802\" alt=\"Screen Shot 2020-07-24 at 5 01 31 PM\" src=\"https://user-images.githubusercontent.com/50967281/88405300-5834c880-cdcf-11ea-92b8-f8f80f3b2930.png\"\u003e\r\n\r\nAs you can see, the embedded plot is rendered ugly (zoom in):\r\n\u003cimg width=\"786\" alt=\"Screen Shot 2020-07-24 at 5 04 14 PM\" src=\"https://user-images.githubusercontent.com/50967281/88405562-c083aa00-cdcf-11ea-8182-8149ac4d3576.png\"\u003e\r\n\r\nIs this the same issue as when using the Agg backend, where Apple by default scales all the applications by drawing each pixel in the underlying application as a 2x2 grid on the screen?\r\nI planned to change my application to use the Cairo mpl bakcend instead of Agg mpl backend, but the problem remains...\r\nAny ideas or workarounds?\r\n","author":{"url":"https://github.com/eliclement","@type":"Person","name":"eliclement"},"datePublished":"2020-07-24T15:09:10.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":10},"url":"https://github.com/18050/matplotlib/issues/18050"}