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Lines 125-137
struct signConverter
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static const int kScaleBits = (Format + 1) * CHAR_BIT - 1; |
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static const int kScaleBits = (Format + 1) * CHAR_BIT - 1; |
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static const int kMinSignedValue = -1 << kScaleBits; |
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static const int kMinSignedValue = -1 << kScaleBits; |
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struct signedToUnsigned : public std::unary_function<SignedType, UnsignedType> |
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struct signedToUnsigned |
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{ |
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{ |
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typedef SignedType argument_type; |
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typedef UnsignedType result_type; |
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UnsignedType operator()(SignedType x) { return x - kMinSignedValue; } |
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UnsignedType operator()(SignedType x) { return x - kMinSignedValue; } |
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}; |
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}; |
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struct unsignedToSigned : public std::unary_function<SignedType, UnsignedType> |
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struct unsignedToSigned |
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{ |
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{ |
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typedef SignedType argument_type; |
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typedef UnsignedType result_type; |
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SignedType operator()(UnsignedType x) { return x + kMinSignedValue; } |
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SignedType operator()(UnsignedType x) { return x + kMinSignedValue; } |
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}; |
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}; |
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}; |
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}; |
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Lines 323-330
private:
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}; |
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}; |
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template <typename Arg, typename Result> |
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template <typename Arg, typename Result> |
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struct intToFloat : public std::unary_function<Arg, Result> |
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struct intToFloat |
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{ |
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{ |
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typedef Arg argument_type; |
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typedef Result result_type; |
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Result operator()(Arg x) const { return x; } |
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Result operator()(Arg x) const { return x; } |
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}; |
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}; |
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Lines 389-402
private:
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}; |
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}; |
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template <typename Arg, typename Result, unsigned shift> |
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template <typename Arg, typename Result, unsigned shift> |
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struct lshift : public std::unary_function<Arg, Result> |
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struct lshift |
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{ |
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{ |
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typedef Arg argument_type; |
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typedef Result result_type; |
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Result operator()(const Arg &x) const { return x << shift; } |
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Result operator()(const Arg &x) const { return x << shift; } |
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}; |
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}; |
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template <typename Arg, typename Result, unsigned shift> |
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template <typename Arg, typename Result, unsigned shift> |
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struct rshift : public std::unary_function<Arg, Result> |
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struct rshift |
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{ |
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{ |
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typedef Arg argument_type; |
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typedef Result result_type; |
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Result operator()(const Arg &x) const { return x >> shift; } |
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Result operator()(const Arg &x) const { return x >> shift; } |
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}; |
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}; |
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Lines 491-498
private:
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| 491 |
}; |
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}; |
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template <typename Arg, typename Result> |
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template <typename Arg, typename Result> |
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struct floatToFloat : public std::unary_function<Arg, Result> |
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struct floatToFloat |
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{ |
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{ |
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typedef Arg argument_type; |
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typedef Result result_type; |
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Result operator()(Arg x) const { return x; } |
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Result operator()(Arg x) const { return x; } |
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}; |
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}; |
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