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I was bugged by games not having proper polar regions too a while back. One solution I thought of (but never got around to implementing) was to use a cube map t
by Figs 12y ago
I was bugged by games not having proper polar regions too a while back. One solution I thought of (but never got around to implementing) was to use a cube map to represent the surface of the sphere. I thought it'd be easier to work with six flat faces than to figure out how to index the tiles on a soccer ball...
- kakali 12y agoA similar but different idea is the TOAST projection. However here it starts with an octahedron instead of a cube. The benefit is the texture can all be stored on a square and is argued has a more uniform sampling that equirectangular projection. http://www.worldwidetelescope.org/docs/worldwidetelescopeprojectionreference.html#TOASTProjection http://www.worldwidetelescope.org/docs/worldwidetelescopepro...