Jip J. Dekker
35a3110598
git-subtree-dir: software/chuffed git-subtree-split: 2ed0c01558d2a5c49c1ce57e048d32c17adf92d3
44 lines
1.3 KiB
C++
44 lines
1.3 KiB
C++
#ifndef int_var_sl_h
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#define int_var_sl_h
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#include <chuffed/core/options.h>
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// Integer variable with sparse domains.
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class IntVarSL : public IntVar {
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vec<int> values; // values that the var can take in ascending order
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IntVarEL *el;
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// transform value into index, type determines return value when a hole is encountered
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// 0: round down, 1: round up, 2: -1
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int transform(int v, int type);
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public:
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IntVarSL(const IntVar& other, vec<int>& values);
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void attach(Propagator *p, int pos, int eflags);
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VarType getType() { return INT_VAR_SL; }
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// t = 0: [x != v], t = 1: [x = v], t = 2: [x >= v], t = 3: [x <= v]
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Lit getLit(int64_t v, int t);
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Lit getMinLit() const { return el->getMinLit(); }
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Lit getMaxLit() const { return el->getMaxLit(); }
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Lit getValLit() const { return el->getValLit(); }
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Lit getFMinLit(int64_t v) { return so.finesse ? ~el->getLit(transform(v, 0), 2) : el->getMinLit(); }
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Lit getFMaxLit(int64_t v) { return so.finesse ? ~el->getLit(transform(v, 1), 3) : el->getMaxLit(); }
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bool setMin(int64_t v, Reason r = NULL, bool channel = true);
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bool setMax(int64_t v, Reason r = NULL, bool channel = true);
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bool setVal(int64_t v, Reason r = NULL, bool channel = true);
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bool remVal(int64_t v, Reason r = NULL, bool channel = true);
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void channel(int val, int val_type, int sign);
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void debug();
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};
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#endif
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