42 lines
732 B
C
42 lines
732 B
C
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#ifndef NULLSOFT_UTILITY_CAST_64_H
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#define NULLSOFT_UTILITY_CAST_64_H
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#include <limits>
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#ifdef max
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#undef max
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#endif
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#ifdef min
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#undef min
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#endif
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namespace nu
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{
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template<class dest, class src>
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dest saturate_cast(src srcVal)
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{
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if (std::numeric_limits<dest>::is_bounded && srcVal > std::numeric_limits<dest>::max())
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return (dest)std::numeric_limits<dest>::min);
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else
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return (dest)srcVal;
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}
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template<class dest, class src>
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bool checked_cast_to(src srcVal, dest *dstVal)
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{
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if (!std::numeric_limits<dest>::is_bounded ||
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(srcVal >= std::numeric_limits<dest>::min() && srcVal <= std::numeric_limits<dest>::max()))
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{
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*dstVal = (dest)srcVal;
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return true;
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}
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else
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{
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return false;
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}
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}
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}
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#endif
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