PlayerHeadScale
A positive integer scale for one eight-by-eight Minecraft player-head layer.
Each factor maps one source skin texel to that many logical pixels, so PlayerHeadScale.factor one produces an 8 by 8 head and factor three produces a 24 by 24 head without uneven texel sizes.
Throws
when PlayerHeadScale.factor is not positive or the resulting logical size would overflow Int.