Re: [Freeciv-Dev] Hex map implementation

[Peter Schaefer <schaefer@xxxxxx>]

Artur Biesiadowski wrote:
> 
> I've started playing with hex map. For now just class in java, generic
> enough it could be used for some wargame if freeciv will not choose
> hexes after all.
> 
> I've decided to use vertically flattened hexes. They fit into square - a
> lot simplier to make calculations/repaint etc. Normal hex should have
> proportions of 2 x sqrt(3) and they have just 2 x 2.
> 

Aha, well.
Have you thought about using hexes that are numbered in three directions
instead of shifting them ? Shifting is nice for display, but not for
distance calculations.

See here, each tile is numbered with a single digit x,y and w coordinate,
x,y and w always add up to 15.

http://wwwhoppe.math.uni-augsburg.de/~schaefer/hexmap.gif

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