René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"[ENH]: Add additive blending using plot alpha attribute","articleBody":"### Problem\n\nWhile using line plots, the alpha attribute is unable to use the transparency for visualizing the density of lines along the line of sight.\r\nConsider the following sample code:\r\n```python\r\nimport numpy as np\r\nimport matplotlib.pyplot as plt\r\n\r\nax = plt.axes(projection='3d')\r\nx = np.arange(0, np.pi*20, .1)\r\nax.plot(np.sin(x), np.cos(x), x, c=[.8, .8, .8], linewidth=4, alpha=.5)\r\nplt.show()\r\n```\r\nWhich currently gives this: \r\n![image](https://user-images.githubusercontent.com/29068853/173149977-e1aa8f26-9a51-4c7b-863b-669c5dc1f0c0.png)\r\n\r\nWhereas on MATLAB, we get this (notice the additive blending of colors in intersections):\r\n![image](https://user-images.githubusercontent.com/29068853/173150349-f565c05a-56d3-420d-8336-9200471ff331.png)\r\n\n\n### Proposed solution\n\nMaybe add additive blending in the same group.\r\n","author":{"url":"https://github.com/kushaangupta","@type":"Person","name":"kushaangupta"},"datePublished":"2022-06-10T21:01:25.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":7},"url":"https://github.com/23240/matplotlib/issues/23240"}