mirror of https://gitlab.com/scemama/QCaml.git
37 lines
958 B
OCaml
37 lines
958 B
OCaml
type t = { x: int ; y : int ; z : int ; tot : int }
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let of_int_tuple t =
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let result =
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match t with
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| (x,y,z) -> { x ; y ; z ; tot=x+y+z }
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in
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if result.x < 0 ||
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result.y < 0 ||
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result.z < 0 ||
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result.tot < 0 then
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invalid_arg (__FILE__^": of_int_tuple");
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result
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let to_int_tuple { x ; y ; z ; _ } = (x,y,z)
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let get coord t =
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match coord with
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| Coordinate.X -> t.x
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| Coordinate.Y -> t.y
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| Coordinate.Z -> t.z
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let incr coord t =
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match coord with
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| Coordinate.X -> let r = t.x+1 in { t with x = r ; tot = t.tot+1 }
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| Coordinate.Y -> let r = t.y+1 in { t with y = r ; tot = t.tot+1 }
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| Coordinate.Z -> let r = t.z+1 in { t with z = r ; tot = t.tot+1 }
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let decr coord t =
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match coord with
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| Coordinate.X -> let r = t.x-1 in { t with x = r ; tot = t.tot-1 }
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| Coordinate.Y -> let r = t.y-1 in { t with y = r ; tot = t.tot-1 }
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| Coordinate.Z -> let r = t.z-1 in { t with z = r ; tot = t.tot-1 }
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