error while trying simple.ipynb about fastplotlib HOT 3 CLOSED

On Thu, Apr 4, 2024, 10:40 Xu An ***@***.***> wrote: I got this error while testing with simple.ipynb example. Any solutions? create a Plot instance plot = Plot() get a grayscale image data = iio.imread("imageio:camera.png") plot the image data image_graphic = plot.add_image(data=data, name="sample-image") show the plot plot.show(sidecar=True) ------------------------------ ZeroDivisionError Traceback (most recent call last) Cell In[3], line 2 1 # create a Plot instance ----> 2 plot = Plot() 4 # get a grayscale image 5 data = iio.imread("imageio:camera.png") File C:\ProgramData\anaconda3\envs\mescore\lib\site-packages\fastplotlib\layouts_plot.py:48, in Plot.*init*(self, canvas, renderer, camera, controller, size, **kwargs) 12 def *init*( 13 self, 14 canvas: Union[str, WgpuCanvas] = None, (...) 19 **kwargs, 20 ): 21 """ 22 Simple Plot object. 23 (...) 46 47 """ ---> 48 super(Plot, self).*init*( 49 parent=None, 50 position=(0, 0), 51 parent_dims=(1, 1), 52 canvas=canvas, 53 renderer=renderer, 54 camera=camera, 55 controller=controller, 56 **kwargs, 57 ) 58 RecordMixin.*init*(self) 59 Frame.*init*(self) File C:\ProgramData\anaconda3\envs\mescore\lib\site-packages\fastplotlib\layouts_subplot.py:69, in Subplot.*init*(self, parent, position, parent_dims, camera, controller, canvas, renderer, name) 27 """ 28 General plot object that composes a Gridplot. Each Gridplot instance will have [n rows, n columns] 29 of subplots. (...) 64 65 """ 67 super(GraphicMethodsMixin, self).*init*() ---> 69 canvas, renderer = make_canvas_and_renderer(canvas, renderer) 71 if position is None: 72 position = (0, 0) File C:\ProgramData\anaconda3\envs\mescore\lib\site-packages\fastplotlib\layouts_utils.py:89, in make_canvas_and_renderer(canvas, renderer) 83 raise ValueError( 84 f"canvas option must either be a valid WgpuCanvas implementation, a pygfx Texture" 85 f" or a str from the following options: {CANVAS_OPTIONS}" 86 ) 88 if renderer is None: ---> 89 renderer = WgpuRenderer(canvas) 91 return canvas, renderer File C:\ProgramData\anaconda3\envs\mescore\lib\site-packages\pygfx\renderers\wgpu_renderer.py:136, in WgpuRenderer.*init*(self, target, pixel_ratio, pixel_filter, show_fps, blend_mode, sort_objects, enable_events, gamma_correction, *args, **kwargs) 132 raise TypeError( 133 f"Render target must be a Canvas or Texture, not a {target.*class*. *name*}" 134 ) 135 self._target = target --> 136 self.pixel_ratio = pixel_ratio 137 self.pixel_filter = pixel_filter 139 # Make sure we have a shared object (the first renderer creates the instance) File C:\ProgramData\anaconda3\envs\mescore\lib\site-packages\pygfx\renderers\wgpu_renderer.py:234, in WgpuRenderer.pixel_ratio(self, value) 232 target_lsize = self.logical_size 233 # Determine target ratio --> 234 target_ratio = target_psize[0] / target_lsize[0] 235 # Use 2 on non-hidpi displays. On hidpi displays follow target. 236 self._pixel_ratio = float(target_ratio) if target_ratio > 1 else 2.0 ZeroDivisionError: division by zero — Reply to this email directly, view it on GitHub <#475>, or unsubscribe <https://github.com/notifications/unsubscribe-auth/ACHXXRAIDHZTE3XHMJJDBATY3VQ5FAVCNFSM6AAAAABFXNNV3WVHI2DSMVQWIX3LMV43ASLTON2WKOZSGIZDKNZQGYYTMNA> . You are receiving this because you are subscribed to this thread.Message ID: ***@***.***>