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namespace Common
type Vec3 =
| Vec3 of int * int * int
static member x(Vec3 (x, _, _)) = x
static member y(Vec3 (_, y, _)) = y
static member z(Vec3 (_, _, z)) = z
static member ones = Vec3(1, 1, 1)
static member directions6 =
[ Vec3(-1, 0, 0)
Vec3(1, 0, 0)
Vec3(0, -1, 0)
Vec3(0, 1, 0)
Vec3(0, 0, -1)
Vec3(0, 0, 1) ]
static member combine fn (Vec3 (x1, y1, z1)) (Vec3 (x2, y2, z2)) = Vec3(fn x1 x2, fn y1 y2, fn z1 z2)
static member inline (+)(v1, v2) = Vec3.combine (+) v1 v2
static member inline (-)(v1, v2) = Vec3.combine (-) v1 v2
static member neighbours6 v = List.map ((+) v) Vec3.directions6
static member boundedBy minBound maxBound (Vec3 (x, y, z)) =
x >= Vec3.x minBound
&& x <= Vec3.x maxBound
&& y >= Vec3.y minBound
&& y <= Vec3.y maxBound
&& z >= Vec3.z minBound
&& z <= Vec3.z maxBound
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