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hecl/FourCC: Make rest of FourCC interface constexpr where applicable 

Finally, we can make the rest of the interface constexpr, except for
toString().
This commit is contained in:
Lioncash 2019-08-15 06:17:24 -04:00
parent 2f9010bc9f
commit 9e7661eb7a
1 changed files with 13 additions and 13 deletions
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26
hecl/include/hecl/FourCC.hpp
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@ -32,22 +32,22 @@ public:
constexpr FourCC& operator=(const FourCC&) noexcept = default; constexpr FourCC& operator=(const FourCC&) noexcept = default;
constexpr FourCC& operator=(FourCC&&) noexcept = default; constexpr FourCC& operator=(FourCC&&) noexcept = default;
bool operator==(const FourCC& other) const { return num == other.num; } constexpr bool operator==(const FourCC& other) const { return num == other.num; }
bool operator!=(const FourCC& other) const { return !operator==(other); } constexpr bool operator!=(const FourCC& other) const { return !operator==(other); }
bool operator==(const char* other) const { constexpr bool operator==(const char* other) const {
return std::memcmp(fcc, other, sizeof(fcc)) == 0; return other[0] == fcc[0] && other[1] == fcc[1] && other[2] == fcc[2] && other[3] == fcc[3];
} }
bool operator!=(const char* other) const { return !operator==(other); } constexpr bool operator!=(const char* other) const { return !operator==(other); }
bool operator==(int32_t other) const { return num == uint32_t(other); } constexpr bool operator==(int32_t other) const { return num == uint32_t(other); }
bool operator!=(int32_t other) const { return !operator==(other); } constexpr bool operator!=(int32_t other) const { return !operator==(other); }
bool operator==(uint32_t other) const { return num == other; } constexpr bool operator==(uint32_t other) const { return num == other; }
bool operator!=(uint32_t other) const { return !operator==(other); } constexpr bool operator!=(uint32_t other) const { return !operator==(other); }
std::string toString() const { return std::string(std::begin(fcc), std::end(fcc)); } std::string toString() const { return std::string(std::begin(fcc), std::end(fcc)); }
uint32_t toUint32() const { return num; } constexpr uint32_t toUint32() const { return num; }
const char* getChars() const { return fcc; } constexpr const char* getChars() const { return fcc; }
char* getChars() { return fcc; } constexpr char* getChars() { return fcc; }
bool IsValid() const { return num != 0; } constexpr bool IsValid() const { return num != 0; }
}; };
#define FOURCC(chars) FourCC(SBIG(chars)) #define FOURCC(chars) FourCC(SBIG(chars))