Best of 2020

The blog posts Hacker News loved most in 2020. 5,567 posts.

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AR with SceneKit and Metal

Recently I found myself needing to process and visualize both point clouds and meshes in an iOS application utilizing ARKit, with the point cloud being gathered using the 2020 iPad “LiDAR” sensor. To enable maximum performance and content creation convenience I thought it would be nice to have both custom shaders and…