18 lines
802 B
MiniZinc
18 lines
802 B
MiniZinc
include "fzn_diffn_k.mzn";
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include "fzn_diffn_k_reif.mzn";
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/** @group globals.packing
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Constrains \p k-dimensional boxes to be non-overlapping. For each box \p i
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and dimension \p j, \a box_posn[\p i, \p j] is the base position of the box
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in dimension \p j, and \a box_size[\p i, \p j] is the size in that dimension.
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Boxes whose size is 0 in any dimension still cannot overlap with any other box.
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*/
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predicate diffn_k(array[int,int] of var int: box_posn,
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array[int,int] of var int: box_size) =
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let { set of int: DIMS= index_set_2of2(box_posn) } in
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assert(index_set_2of2(box_size) = DIMS /\
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index_set_1of2(box_posn) = index_set_1of2(box_size),
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"diffn: index sets of arguments are incorrect",
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fzn_diffn_k(box_posn, box_size)
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);
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