René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"[Bug]: 3D text does not respect rotation to make it parallel with a given zdir axis","articleBody":"### Bug summary\n\n3D text rotated along a given axis, e.g. `zdir = \"x\"` or `zdir = (1, 0, 0)`, is always rotated roughly 60 degrees and does not respect the `rotation` argument for changing the orientation to e.g. `0` or `90` to be parallel with the specified axis.\n\n### Code for reproduction\n\n```Python\nimport matplotlib.pyplot as plt\n\nfig, ax = plt.subplots(subplot_kw = {\"projection\" : \"3d\"})\nax.text(0.3, 0.4, 0, \"Horizontal\", zdir = (1, 0, 0), rotation = 0, rotation_mode = \"default\", fontsize = 20)\nax.text(0.3, 0.1, 0, \"Vertical\", zdir = (1, 0, 0), rotation = 90, rotation_mode = \"default\", fontsize = 20)\nplt.show()\n```\n\n### Actual outcome\n\n\u003cimg width=\"511\" height=\"474\" alt=\"Image\" src=\"https://github.com/user-attachments/assets/ea02eecf-380b-44cc-9bc2-ee34e7637635\" /\u003e\n\n### Expected outcome\n\n\u003cimg width=\"491\" height=\"466\" alt=\"Image\" src=\"https://github.com/user-attachments/assets/8186769d-89f4-475a-a477-cf187fb139c0\" /\u003e\n\n### Additional information\n\n_No response_\n\n### Operating system\n\nWindows\n\n### Matplotlib Version\n\n3.6.0\n\n### Matplotlib Backend\n\nTkAgg\n\n### Python version\n\n3.10.6\n\n### Jupyter version\n\n_No response_\n\n### Installation\n\npip","author":{"url":"https://github.com/XrioBtw","@type":"Person","name":"XrioBtw"},"datePublished":"2025-09-15T20:49:31.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":7},"url":"https://github.com/30563/matplotlib/issues/30563"}