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Rather than concentrating solely on the polygons seen in 99 per cent of games made today, No Man's Sky's core utilisation of voxels makes this procedural generation - and also destruction - much easier. However, it also comes with several other pros and cons. Fundamentally, the difference between a polygon and a voxel is simple: a polygon is made up of three points or more in a 3D space, where each of these points is called a vertex. A triangle is made of three vertexes for example, and of course a square would be four. But in No Man's Sky's case, a voxel is a single point in 3D space, given a value for size, colour or opacity, much like a giant pixel.
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