Obtain the Cartesian coordinates of a sphere in THREE.js using SphereGeometry

I am currently working on creating a tile engine that utilizes a SphereGeometry, but I am facing difficulties in extracting the 2D plane of the geometry. This is crucial for me as I intend to optimize network efficiency by focusing only on the visible area.

If you have any ideas or suggestions, please feel free to share them. Thank you!

Answer №1

It seems like there may be some missing information in order to fully grasp your objective.

  • Consider exploring the UVs of the sphere, which are always positioned within a 2D space in the range of [0, 1].
  • Another approach could involve utilizing the Spherical class, where inputting an x, y, z value will yield phi, theta, radius values. These phi, theta values can be interpreted as latitude and longitude. Take a look at the documentation here for more details.

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