René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"WXAgg 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 retina display. Increasing the dpi of the figure does not help (it only alters the figure size).\r\n\r\n\r\n\r\nMatplotlib version:  2.0.0rc2 (installed with pip) (same behaviour as with 1.5.3)\r\nPython version: 2.7.13 (installed with homebrew)\r\nPlatform: OSX (macOS Sierra)\r\n\r\n\r\n**Plotting using standard MacOSX backend (no embedding):**\r\n```\r\nimport matplotlib\r\nmatplotlib.use(\"MacOSX\") #put here explicitly for reference\r\n\r\nfrom numpy import arange, sin, pi\r\nimport matplotlib.pyplot as plt\r\n\r\nfigure = plt.figure()\r\naxes = figure.add_subplot(111)\r\nt = arange(0.0, 3.0, 0.01)\r\ns = sin(2 * pi * t)\r\naxes.plot(t, s)\r\n\r\nplt.show()\r\n```\r\n\u003cimg width=\"752\" alt=\"screenshot_using_macosx_backend\" src=\"https://cloud.githubusercontent.com/assets/1700025/21582563/f920ce6a-d05d-11e6-88e9-d40ea68022b9.png\"\u003e\r\n\r\n\r\n**Plotting using the WXAgg backend (embed inside WX.Panel):**\r\n```\r\nfrom numpy import arange, sin, pi\r\nimport matplotlib\r\nmatplotlib.use('WXAgg')\r\n\r\nfrom matplotlib.backends.backend_wxagg import FigureCanvasWxAgg as FigureCanvas\r\nfrom matplotlib.backends.backend_wx import NavigationToolbar2Wx\r\nfrom matplotlib.figure import Figure\r\n\r\nimport wx\r\n\r\nclass CanvasPanel(wx.Panel):\r\n    def __init__(self, parent):\r\n        wx.Panel.__init__(self, parent)\r\n        self.figure = Figure()\r\n        self.axes = self.figure.add_subplot(111)\r\n        self.canvas = FigureCanvas(self, -1, self.figure)\r\n        self.sizer = wx.BoxSizer(wx.VERTICAL)\r\n        self.sizer.Add(self.canvas, 1, wx.LEFT | wx.TOP | wx.GROW)\r\n        self.SetSizer(self.sizer)\r\n        self.Fit()\r\n\r\n    def draw(self):\r\n        t = arange(0.0, 3.0, 0.01)\r\n        s = sin(2 * pi * t)\r\n        self.axes.plot(t, s)\r\n\r\nif __name__ == \"__main__\":\r\n    app = wx.App()\r\n    fr = wx.Frame(None, title='test')\r\n    panel = CanvasPanel(fr)\r\n    panel.draw()\r\n    fr.Show()\r\n    app.MainLoop()\r\n```\r\n\r\n\u003cimg width=\"684\" alt=\"screenshot_wx_embed\" src=\"https://cloud.githubusercontent.com/assets/1700025/21582566/ff43b1f4-d05d-11e6-8032-7471b5c05d60.png\"\u003e\r\n\r\n\r\nAny workarounds or tips?\r\n","author":{"url":"https://github.com/LtMerlin","@type":"Person","name":"LtMerlin"},"datePublished":"2017-01-01T19:14:32.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":5},"url":"https://github.com/7720/matplotlib/issues/7720"}