30 lines
1.1 KiB
MiniZinc
30 lines
1.1 KiB
MiniZinc
include "fzn_piecewise_linear_non_continuous.mzn";
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include "fzn_piecewise_linear_non_continuous_reif.mzn";
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/** @group globals
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Return the piecewise-linear function of x
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on the given (possibly disconnected) intervals.
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Each interval \a i connects
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(\a x_start[\a i], \a v_start[\a i]) to (\a x_end[\a i], \a v_end[\a i]).
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*/
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function var float: piecewise_linear(var float: x,
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array[int] of float: x_start, array[int] of float: x_end,
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array[int] of float: v_start, array[int] of float: v_end) ::promise_total =
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let {
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var float: res,
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constraint piecewise_linear(x, res, x_start,x_end, v_start,v_end),
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} in res;
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/** @group globals
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Constrains \a y(\a x) to be the piecewise-linear function on
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the provided point-value intervals.
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*/
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predicate piecewise_linear(var float: x, var float: y,
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array[int] of float: x_start, array[int] of float: x_end,
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array[int] of float: v_start, array[int] of float: v_end
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) =
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fzn_piecewise_linear(x, y, x_start,x_end, v_start,v_end);
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%-----------------------------------------------------------------------------%
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