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25 lines
695 B
C++
25 lines
695 B
C++
#pragma once
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/// Multiple Boolean values. That is, two Boolean values: can it be true, can it be false.
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struct BoolMask
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{
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bool can_be_true = false;
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bool can_be_false = false;
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BoolMask() {}
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BoolMask(bool can_be_true_, bool can_be_false_) : can_be_true(can_be_true_), can_be_false(can_be_false_) {}
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BoolMask operator &(const BoolMask & m)
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{
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return BoolMask(can_be_true && m.can_be_true, can_be_false || m.can_be_false);
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}
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BoolMask operator |(const BoolMask & m)
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{
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return BoolMask(can_be_true || m.can_be_true, can_be_false && m.can_be_false);
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}
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BoolMask operator !()
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{
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return BoolMask(can_be_false, can_be_true);
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}
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};
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