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| author | Lioncash <mathew1800@gmail.com> | 2020-08-14 15:38:45 +0200 |
|---|---|---|
| committer | Lioncash <mathew1800@gmail.com> | 2020-08-15 23:17:52 +0200 |
| commit | df7248039553b3ebd338380c3ef0428b0e046e79 (patch) | |
| tree | eca7153300e311ac7954f5c085fdada0c7295699 /src | |
| parent | Merge pull request #4526 from lioncash/core-semi (diff) | |
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Diffstat (limited to '')
34 files changed, 343 insertions, 358 deletions
diff --git a/src/common/algorithm.h b/src/common/algorithm.h index e21b1373c..4804a3421 100644 --- a/src/common/algorithm.h +++ b/src/common/algorithm.h @@ -15,7 +15,8 @@ namespace Common { template <class ForwardIt, class T, class Compare = std::less<>> -ForwardIt BinaryFind(ForwardIt first, ForwardIt last, const T& value, Compare comp = {}) { +[[nodiscard]] ForwardIt BinaryFind(ForwardIt first, ForwardIt last, const T& value, + Compare comp = {}) { // Note: BOTH type T and the type after ForwardIt is dereferenced // must be implicitly convertible to BOTH Type1 and Type2, used in Compare. // This is stricter than lower_bound requirement (see above) diff --git a/src/common/alignment.h b/src/common/alignment.h index ef4d6f896..5040043de 100644 --- a/src/common/alignment.h +++ b/src/common/alignment.h @@ -9,7 +9,7 @@ namespace Common { template <typename T> -constexpr T AlignUp(T value, std::size_t size) { +[[nodiscard]] constexpr T AlignUp(T value, std::size_t size) { static_assert(std::is_unsigned_v<T>, "T must be an unsigned value."); auto mod{static_cast<T>(value % size)}; value -= mod; @@ -17,31 +17,31 @@ constexpr T AlignUp(T value, std::size_t size) { } template <typename T> -constexpr T AlignDown(T value, std::size_t size) { +[[nodiscard]] constexpr T AlignDown(T value, std::size_t size) { static_assert(std::is_unsigned_v<T>, "T must be an unsigned value."); return static_cast<T>(value - value % size); } template <typename T> -constexpr T AlignBits(T value, std::size_t align) { +[[nodiscard]] constexpr T AlignBits(T value, std::size_t align) { static_assert(std::is_unsigned_v<T>, "T must be an unsigned value."); return static_cast<T>((value + ((1ULL << align) - 1)) >> align << align); } template <typename T> -constexpr bool Is4KBAligned(T value) { +[[nodiscard]] constexpr bool Is4KBAligned(T value) { static_assert(std::is_unsigned_v<T>, "T must be an unsigned value."); return (value & 0xFFF) == 0; } template <typename T> -constexpr bool IsWordAligned(T value) { +[[nodiscard]] constexpr bool IsWordAligned(T value) { static_assert(std::is_unsigned_v<T>, "T must be an unsigned value."); return (value & 0b11) == 0; } template <typename T> -constexpr bool IsAligned(T value, std::size_t alignment) { +[[nodiscard]] constexpr bool IsAligned(T value, std::size_t alignment) { using U = typename std::make_unsigned<T>::type; const U mask = static_cast<U>(alignment - 1); return (value & mask) == 0; @@ -64,7 +64,7 @@ public: template <typename T2> constexpr AlignmentAllocator(const AlignmentAllocator<T2, Align>&) noexcept {} - T* allocate(size_type n) { + [[nodiscard]] T* allocate(size_type n) { return static_cast<T*>(::operator new (n * sizeof(T), std::align_val_t{Align})); } diff --git a/src/common/atomic_ops.h b/src/common/atomic_ops.h index 8d6b73c00..b46888589 100644 --- a/src/common/atomic_ops.h +++ b/src/common/atomic_ops.h @@ -8,10 +8,10 @@ namespace Common { -bool AtomicCompareAndSwap(volatile u8* pointer, u8 value, u8 expected); -bool AtomicCompareAndSwap(volatile u16* pointer, u16 value, u16 expected); -bool AtomicCompareAndSwap(volatile u32* pointer, u32 value, u32 expected); -bool AtomicCompareAndSwap(volatile u64* pointer, u64 value, u64 expected); -bool AtomicCompareAndSwap(volatile u64* pointer, u128 value, u128 expected); +[[nodiscard]] bool AtomicCompareAndSwap(volatile u8* pointer, u8 value, u8 expected); +[[nodiscard]] bool AtomicCompareAndSwap(volatile u16* pointer, u16 value, u16 expected); +[[nodiscard]] bool AtomicCompareAndSwap(volatile u32* pointer, u32 value, u32 expected); +[[nodiscard]] bool AtomicCompareAndSwap(volatile u64* pointer, u64 value, u64 expected); +[[nodiscard]] bool AtomicCompareAndSwap(volatile u64* pointer, u128 value, u128 expected); } // namespace Common diff --git a/src/common/bit_field.h b/src/common/bit_field.h index 26ae6c7fc..0f0661172 100644 --- a/src/common/bit_field.h +++ b/src/common/bit_field.h @@ -36,13 +36,6 @@ #include "common/common_funcs.h" #include "common/swap.h" -// Inlining -#ifdef _WIN32 -#define FORCE_INLINE __forceinline -#else -#define FORCE_INLINE inline __attribute__((always_inline)) -#endif - /* * Abstract bitfield class * @@ -142,8 +135,8 @@ public: * containing several bitfields can be assembled by formatting each of their values and ORing * the results together. */ - static constexpr FORCE_INLINE StorageType FormatValue(const T& value) { - return ((StorageType)value << position) & mask; + [[nodiscard]] static constexpr StorageType FormatValue(const T& value) { + return (static_cast<StorageType>(value) << position) & mask; } /** @@ -151,7 +144,7 @@ public: * (such as Value() or operator T), but this can be used to extract a value from a bitfield * union in a constexpr context. */ - static constexpr FORCE_INLINE T ExtractValue(const StorageType& storage) { + [[nodiscard]] static constexpr T ExtractValue(const StorageType& storage) { if constexpr (std::numeric_limits<UnderlyingType>::is_signed) { std::size_t shift = 8 * sizeof(T) - bits; return static_cast<T>(static_cast<UnderlyingType>(storage << (shift - position)) >> @@ -175,7 +168,7 @@ public: constexpr BitField(BitField&&) noexcept = default; constexpr BitField& operator=(BitField&&) noexcept = default; - constexpr operator T() const { + [[nodiscard]] constexpr operator T() const { return Value(); } @@ -183,11 +176,11 @@ public: storage = static_cast<StorageType>((storage & ~mask) | FormatValue(value)); } - constexpr T Value() const { + [[nodiscard]] constexpr T Value() const { return ExtractValue(storage); } - constexpr explicit operator bool() const { + [[nodiscard]] constexpr explicit operator bool() const { return Value() != 0; } diff --git a/src/common/bit_util.h b/src/common/bit_util.h index 6f7d5a947..29f59a9a3 100644 --- a/src/common/bit_util.h +++ b/src/common/bit_util.h @@ -17,12 +17,12 @@ namespace Common { /// Gets the size of a specified type T in bits. template <typename T> -constexpr std::size_t BitSize() { +[[nodiscard]] constexpr std::size_t BitSize() { return sizeof(T) * CHAR_BIT; } #ifdef _MSC_VER -inline u32 CountLeadingZeroes32(u32 value) { +[[nodiscard]] inline u32 CountLeadingZeroes32(u32 value) { unsigned long leading_zero = 0; if (_BitScanReverse(&leading_zero, value) != 0) { @@ -32,7 +32,7 @@ inline u32 CountLeadingZeroes32(u32 value) { return 32; } -inline u32 CountLeadingZeroes64(u64 value) { +[[nodiscard]] inline u32 CountLeadingZeroes64(u64 value) { unsigned long leading_zero = 0; if (_BitScanReverse64(&leading_zero, value) != 0) { @@ -42,7 +42,7 @@ inline u32 CountLeadingZeroes64(u64 value) { return 64; } #else -inline u32 CountLeadingZeroes32(u32 value) { +[[nodiscard]] inline u32 CountLeadingZeroes32(u32 value) { if (value == 0) { return 32; } @@ -50,7 +50,7 @@ inline u32 CountLeadingZeroes32(u32 value) { return static_cast<u32>(__builtin_clz(value)); } -inline u32 CountLeadingZeroes64(u64 value) { +[[nodiscard]] inline u32 CountLeadingZeroes64(u64 value) { if (value == 0) { return 64; } @@ -60,7 +60,7 @@ inline u32 CountLeadingZeroes64(u64 value) { #endif #ifdef _MSC_VER -inline u32 CountTrailingZeroes32(u32 value) { +[[nodiscard]] inline u32 CountTrailingZeroes32(u32 value) { unsigned long trailing_zero = 0; if (_BitScanForward(&trailing_zero, value) != 0) { @@ -70,7 +70,7 @@ inline u32 CountTrailingZeroes32(u32 value) { return 32; } -inline u32 CountTrailingZeroes64(u64 value) { +[[nodiscard]] inline u32 CountTrailingZeroes64(u64 value) { unsigned long trailing_zero = 0; if (_BitScanForward64(&trailing_zero, value) != 0) { @@ -80,7 +80,7 @@ inline u32 CountTrailingZeroes64(u64 value) { return 64; } #else -inline u32 CountTrailingZeroes32(u32 value) { +[[nodiscard]] inline u32 CountTrailingZeroes32(u32 value) { if (value == 0) { return 32; } @@ -88,7 +88,7 @@ inline u32 CountTrailingZeroes32(u32 value) { return static_cast<u32>(__builtin_ctz(value)); } -inline u32 CountTrailingZeroes64(u64 value) { +[[nodiscard]] inline u32 CountTrailingZeroes64(u64 value) { if (value == 0) { return 64; } @@ -99,13 +99,13 @@ inline u32 CountTrailingZeroes64(u64 value) { #ifdef _MSC_VER -inline u32 MostSignificantBit32(const u32 value) { +[[nodiscard]] inline u32 MostSignificantBit32(const u32 value) { unsigned long result; _BitScanReverse(&result, value); return static_cast<u32>(result); } -inline u32 MostSignificantBit64(const u64 value) { +[[nodiscard]] inline u32 MostSignificantBit64(const u64 value) { unsigned long result; _BitScanReverse64(&result, value); return static_cast<u32>(result); @@ -113,30 +113,30 @@ inline u32 MostSignificantBit64(const u64 value) { #else -inline u32 MostSignificantBit32(const u32 value) { +[[nodiscard]] inline u32 MostSignificantBit32(const u32 value) { return 31U - static_cast<u32>(__builtin_clz(value)); } -inline u32 MostSignificantBit64(const u64 value) { +[[nodiscard]] inline u32 MostSignificantBit64(const u64 value) { return 63U - static_cast<u32>(__builtin_clzll(value)); } #endif -inline u32 Log2Floor32(const u32 value) { +[[nodiscard]] inline u32 Log2Floor32(const u32 value) { return MostSignificantBit32(value); } -inline u32 Log2Ceil32(const u32 value) { +[[nodiscard]] inline u32 Log2Ceil32(const u32 value) { const u32 log2_f = Log2Floor32(value); return log2_f + ((value ^ (1U << log2_f)) != 0U); } -inline u32 Log2Floor64(const u64 value) { +[[nodiscard]] inline u32 Log2Floor64(const u64 value) { return MostSignificantBit64(value); } -inline u32 Log2Ceil64(const u64 value) { +[[nodiscard]] inline u32 Log2Ceil64(const u64 value) { const u64 log2_f = static_cast<u64>(Log2Floor64(value)); return static_cast<u32>(log2_f + ((value ^ (1ULL << log2_f)) != 0ULL)); } diff --git a/src/common/cityhash.h b/src/common/cityhash.h index 4b94f8e18..a00804e01 100644 --- a/src/common/cityhash.h +++ b/src/common/cityhash.h @@ -61,42 +61,43 @@ #pragma once +#include <cstddef> +#include <cstdint> #include <utility> -#include <stdint.h> -#include <stdlib.h> // for std::size_t. namespace Common { -typedef std::pair<uint64_t, uint64_t> uint128; +using uint128 = std::pair<uint64_t, uint64_t>; -inline uint64_t Uint128Low64(const uint128& x) { +[[nodiscard]] inline uint64_t Uint128Low64(const uint128& x) { return x.first; } -inline uint64_t Uint128High64(const uint128& x) { +[[nodiscard]] inline uint64_t Uint128High64(const uint128& x) { return x.second; } // Hash function for a byte array. -uint64_t CityHash64(const char* buf, std::size_t len); +[[nodiscard]] uint64_t CityHash64(const char* buf, std::size_t len); // Hash function for a byte array. For convenience, a 64-bit seed is also // hashed into the result. -uint64_t CityHash64WithSeed(const char* buf, std::size_t len, uint64_t seed); +[[nodiscard]] uint64_t CityHash64WithSeed(const char* buf, std::size_t len, uint64_t seed); // Hash function for a byte array. For convenience, two seeds are also // hashed into the result. -uint64_t CityHash64WithSeeds(const char* buf, std::size_t len, uint64_t seed0, uint64_t seed1); +[[nodiscard]] uint64_t CityHash64WithSeeds(const char* buf, std::size_t len, uint64_t seed0, + uint64_t seed1); // Hash function for a byte array. -uint128 CityHash128(const char* s, std::size_t len); +[[nodiscard]] uint128 CityHash128(const char* s, std::size_t len); // Hash function for a byte array. For convenience, a 128-bit seed is also // hashed into the result. -uint128 CityHash128WithSeed(const char* s, std::size_t len, uint128 seed); +[[nodiscard]] uint128 CityHash128WithSeed(const char* s, std::size_t len, uint128 seed); // Hash 128 input bits down to 64 bits of output. // This is intended to be a reasonably good hash function. -inline uint64_t Hash128to64(const uint128& x) { +[[nodiscard]] inline uint64_t Hash128to64(const uint128& x) { // Murmur-inspired hashing. const uint64_t kMul = 0x9ddfea08eb382d69ULL; uint64_t a = (Uint128Low64(x) ^ Uint128High64(x)) * kMul; diff --git a/src/common/color.h b/src/common/color.h index 3a2222077..381d6332e 100644 --- a/src/common/color.h +++ b/src/common/color.h @@ -13,42 +13,42 @@ namespace Color { /// Convert a 1-bit color component to 8 bit -constexpr u8 Convert1To8(u8 value) { +[[nodiscard]] constexpr u8 Convert1To8(u8 value) { return value * 255; } /// Convert a 4-bit color component to 8 bit -constexpr u8 Convert4To8(u8 value) { +[[nodiscard]] constexpr u8 Convert4To8(u8 value) { return (value << 4) | value; } /// Convert a 5-bit color component to 8 bit -constexpr u8 Convert5To8(u8 value) { +[[nodiscard]] constexpr u8 Convert5To8(u8 value) { return (value << 3) | (value >> 2); } /// Convert a 6-bit color component to 8 bit -constexpr u8 Convert6To8(u8 value) { +[[nodiscard]] constexpr u8 Convert6To8(u8 value) { return (value << 2) | (value >> 4); } /// Convert a 8-bit color component to 1 bit -constexpr u8 Convert8To1(u8 value) { +[[nodiscard]] constexpr u8 Convert8To1(u8 value) { return value >> 7; } /// Convert a 8-bit color component to 4 bit -constexpr u8 Convert8To4(u8 value) { +[[nodiscard]] constexpr u8 Convert8To4(u8 value) { return value >> 4; } /// Convert a 8-bit color component to 5 bit -constexpr u8 Convert8To5(u8 value) { +[[nodiscard]] constexpr u8 Convert8To5(u8 value) { return value >> 3; } /// Convert a 8-bit color component to 6 bit -constexpr u8 Convert8To6(u8 value) { +[[nodiscard]] constexpr u8 Convert8To6(u8 value) { return value >> 2; } @@ -57,7 +57,7 @@ constexpr u8 Convert8To6(u8 value) { * @param bytes Pointer to encoded source color * @return Result color decoded as Common::Vec4<u8> */ -inline Common::Vec4<u8> DecodeRGBA8(const u8* bytes) { +[[nodiscard]] inline Common::Vec4<u8> DecodeRGBA8(const u8* bytes) { return {bytes[3], bytes[2], bytes[1], bytes[0]}; } @@ -66,7 +66,7 @@ inline Common::Vec4<u8> DecodeRGBA8(const u8* bytes) { * @param bytes Pointer to encoded source color * @return Result color decoded as Common::Vec4<u8> */ -inline Common::Vec4<u8> DecodeRGB8(const u8* bytes) { +[[nodiscard]] inline Common::Vec4<u8> DecodeRGB8(const u8* bytes) { return {bytes[2], bytes[1], bytes[0], 255}; } @@ -75,7 +75,7 @@ inline Common::Vec4<u8> DecodeRGB8(const u8* bytes) { * @param bytes Pointer to encoded source color * @return Result color decoded as Common::Vec4<u8> */ -inline Common::Vec4<u8> DecodeRG8(const u8* bytes) { +[[nodiscard]] inline Common::Vec4<u8> DecodeRG8(const u8* bytes) { return {bytes[1], bytes[0], 0, 255}; } @@ -84,7 +84,7 @@ inline Common::Vec4<u8> DecodeRG8(const u8* bytes) { * @param bytes Pointer to encoded source color * @return Result color decoded as Common::Vec4<u8> */ -inline Common::Vec4<u8> DecodeRGB565(const u8* bytes) { +[[nodiscard]] inline Common::Vec4<u8> DecodeRGB565(const u8* bytes) { u16_le pixel; std::memcpy(&pixel, bytes, sizeof(pixel)); return {Convert5To8((pixel >> 11) & 0x1F), Convert6To8((pixel >> 5) & 0x3F), @@ -96,7 +96,7 @@ inline Common::Vec4<u8> DecodeRGB565(const u8* bytes) { * @param bytes Pointer to encoded source color * @return Result color decoded as Common::Vec4<u8> */ -inline Common::Vec4<u8> DecodeRGB5A1(const u8* bytes) { +[[nodiscard]] inline Common::Vec4<u8> DecodeRGB5A1(const u8* bytes) { u16_le pixel; std::memcpy(&pixel, bytes, sizeof(pixel)); return {Convert5To8((pixel >> 11) & 0x1F), Convert5To8((pixel >> 6) & 0x1F), @@ -108,7 +108,7 @@ inline Common::Vec4<u8> DecodeRGB5A1(const u8* bytes) { * @param bytes Pointer to encoded source color * @return Result color decoded as Common::Vec4<u8> */ -inline Common::Vec4<u8> DecodeRGBA4(const u8* bytes) { +[[nodiscard]] inline Common::Vec4<u8> DecodeRGBA4(const u8* bytes) { u16_le pixel; std::memcpy(&pixel, bytes, sizeof(pixel)); return {Convert4To8((pixel >> 12) & 0xF), Convert4To8((pixel >> 8) & 0xF), @@ -120,7 +120,7 @@ inline Common::Vec4<u8> DecodeRGBA4(const u8* bytes) { * @param bytes Pointer to encoded source value * @return Depth value as an u32 */ -inline u32 DecodeD16(const u8* bytes) { +[[nodiscard]] inline u32 DecodeD16(const u8* bytes) { u16_le data; std::memcpy(&data, bytes, sizeof(data)); return data; @@ -131,7 +131,7 @@ inline u32 DecodeD16(const u8* bytes) { * @param bytes Pointer to encoded source value * @return Depth value as an u32 */ -inline u32 DecodeD24(const u8* bytes) { +[[nodiscard]] inline u32 DecodeD24(const u8* bytes) { return (bytes[2] << 16) | (bytes[1] << 8) | bytes[0]; } @@ -140,7 +140,7 @@ inline u32 DecodeD24(const u8* bytes) { * @param bytes Pointer to encoded source values * @return Resulting values stored as a Common::Vec2 */ -inline Common::Vec2<u32> DecodeD24S8(const u8* bytes) { +[[nodiscard]] inline Common::Vec2<u32> DecodeD24S8(const u8* bytes) { return {static_cast<u32>((bytes[2] << 16) | (bytes[1] << 8) | bytes[0]), bytes[3]}; } diff --git a/src/common/common_funcs.h b/src/common/common_funcs.h index 88cf5250a..98421bced 100644 --- a/src/common/common_funcs.h +++ b/src/common/common_funcs.h @@ -53,14 +53,14 @@ __declspec(dllimport) void __stdcall DebugBreak(void); // Call directly after the command or use the error num. // This function might change the error code. // Defined in Misc.cpp. -std::string GetLastErrorMsg(); +[[nodiscard]] std::string GetLastErrorMsg(); #define DECLARE_ENUM_FLAG_OPERATORS(type) \ - constexpr type operator|(type a, type b) noexcept { \ + [[nodiscard]] constexpr type operator|(type a, type b) noexcept { \ using T = std::underlying_type_t<type>; \ return static_cast<type>(static_cast<T>(a) | static_cast<T>(b)); \ } \ - constexpr type operator&(type a, type b) noexcept { \ + [[nodiscard]] constexpr type operator&(type a, type b) noexcept { \ using T = std::underlying_type_t<type>; \ return static_cast<type>(static_cast<T>(a) & static_cast<T>(b)); \ } \ @@ -74,22 +74,22 @@ std::string GetLastErrorMsg(); a = static_cast<type>(static_cast<T>(a) & static_cast<T>(b)); \ return a; \ } \ - constexpr type operator~(type key) noexcept { \ + [[nodiscard]] constexpr type operator~(type key) noexcept { \ using T = std::underlying_type_t<type>; \ return static_cast<type>(~static_cast<T>(key)); \ } \ - constexpr bool True(type key) noexcept { \ + [[nodiscard]] constexpr bool True(type key) noexcept { \ using T = std::underlying_type_t<type>; \ return static_cast<T>(key) != 0; \ } \ - constexpr bool False(type key) noexcept { \ + [[nodiscard]] constexpr bool False(type key) noexcept { \ using T = std::underlying_type_t<type>; \ return static_cast<T>(key) == 0; \ } namespace Common { -constexpr u32 MakeMagic(char a, char b, char c, char d) { +[[nodiscard]] constexpr u32 MakeMagic(char a, char b, char c, char d) { return u32(a) | u32(b) << 8 | u32(c) << 16 | u32(d) << 24; } diff --git a/src/common/dynamic_library.h b/src/common/dynamic_library.h index 2a06372fd..3512da940 100644 --- a/src/common/dynamic_library.h +++ b/src/common/dynamic_library.h @@ -33,7 +33,7 @@ public: ~DynamicLibrary(); /// Returns the specified library name with the platform-specific suffix added. - static std::string GetUnprefixedFilename(const char* filename); + [[nodiscard]] static std::string GetUnprefixedFilename(const char* filename); /// Returns the specified library name in platform-specific format. /// Major/minor versions will not be included if set to -1. @@ -41,28 +41,29 @@ public: /// Windows: LIBNAME-MAJOR-MINOR.dll /// Linux: libLIBNAME.so.MAJOR.MINOR /// Mac: libLIBNAME.MAJOR.MINOR.dylib - static std::string GetVersionedFilename(const char* libname, int major = -1, int minor = -1); + [[nodiscard]] static std::string GetVersionedFilename(const char* libname, int major = -1, + int minor = -1); /// Returns true if a module is loaded, otherwise false. - bool IsOpen() const { + [[nodiscard]] bool IsOpen() const { return handle != nullptr; } /// Loads (or replaces) the handle with the specified library file name. /// Returns true if the library was loaded and can be used. - bool Open(const char* filename); + [[nodiscard]] bool Open(const char* filename); /// Unloads the library, any function pointers from this library are no longer valid. void Close(); /// Returns the address of the specified symbol (function or variable) as an untyped pointer. /// If the specified symbol does not exist in this library, nullptr is returned. - void* GetSymbolAddress(const char* name) const; + [[nodiscard]] void* GetSymbolAddress(const char* name) const; /// Obtains the address of the specified symbol, automatically casting to the correct type. /// Returns true if the symbol was found and assigned, otherwise false. template <typename T> - bool GetSymbol(const char* name, T* ptr) const { + [[nodiscard]] bool GetSymbol(const char* name, T* ptr) const { *ptr = reinterpret_cast<T>(GetSymbolAddress(name)); return *ptr != nullptr; } diff --git a/src/common/fiber.h b/src/common/fiber.h index dafc1100e..89dde5e36 100644 --- a/src/common/fiber.h +++ b/src/common/fiber.h @@ -47,7 +47,7 @@ public: /// Yields control from Fiber 'from' to Fiber 'to' /// Fiber 'from' must be the currently running fiber. static void YieldTo(std::shared_ptr<Fiber>& from, std::shared_ptr<Fiber>& to); - static std::shared_ptr<Fiber> ThreadToFiber(); + [[nodiscard]] static std::shared_ptr<Fiber> ThreadToFiber(); void SetRewindPoint(std::function<void(void*)>&& rewind_func, void* start_parameter); diff --git a/src/common/file_util.h b/src/common/file_util.h index 187b93161..681b28137 100644 --- a/src/common/file_util.h +++ b/src/common/file_util.h @@ -48,19 +48,19 @@ struct FSTEntry { }; // Returns true if file filename exists -bool Exists(const std::string& filename); +[[nodiscard]] bool Exists(const std::string& filename); // Returns true if filename is a directory -bool IsDirectory(const std::string& filename); +[[nodiscard]] bool IsDirectory(const std::string& filename); // Returns the size of filename (64bit) -u64 GetSize(const std::string& filename); +[[nodiscard]] u64 GetSize(const std::string& filename); // Overloaded GetSize, accepts file descriptor -u64 GetSize(const int fd); +[[nodiscard]] u64 GetSize(int fd); // Overloaded GetSize, accepts FILE* -u64 GetSize(FILE* f); +[[nodiscard]] u64 GetSize(FILE* f); // Returns true if successful, or path already exists. bool CreateDir(const std::string& filename); @@ -120,7 +120,7 @@ u64 ScanDirectoryTree(const std::string& directory, FSTEntry& parent_entry, bool DeleteDirRecursively(const std::string& directory, unsigned int recursion = 256); // Returns the current directory -std::optional<std::string> GetCurrentDir(); +[[nodiscard]] std::optional<std::string> GetCurrentDir(); // Create directory and copy contents (does not overwrite existing files) void CopyDir(const std::string& source_path, const std::string& dest_path); @@ -132,20 +132,20 @@ bool SetCurrentDir(const std::string& directory); // directory. To be used in "multi-user" mode (that is, installed). const std::string& GetUserPath(UserPath path, const std::string& new_path = ""); -std::string GetHactoolConfigurationPath(); +[[nodiscard]] std::string GetHactoolConfigurationPath(); -std::string GetNANDRegistrationDir(bool system = false); +[[nodiscard]] std::string GetNANDRegistrationDir(bool system = false); // Returns the path to where the sys file are -std::string GetSysDirectory(); +[[nodiscard]] std::string GetSysDirectory(); #ifdef __APPLE__ -std::string GetBundleDirectory(); +[[nodiscard]] std::string GetBundleDirectory(); #endif #ifdef _WIN32 -const std::string& GetExeDirectory(); -std::string AppDataRoamingDirectory(); +[[nodiscard]] const std::string& GetExeDirectory(); +[[nodiscard]] std::string AppDataRoamingDirectory(); #endif std::size_t WriteStringToFile(bool text_file, const std::string& filename, std::string_view str); @@ -164,38 +164,45 @@ void SplitFilename83(const std::string& filename, std::array<char, 9>& short_nam // Splits the path on '/' or '\' and put the components into a vector // i.e. "C:\Users\Yuzu\Documents\save.bin" becomes {"C:", "Users", "Yuzu", "Documents", "save.bin" } -std::vector<std::string> SplitPathComponents(std::string_view filename); +[[nodiscard]] std::vector<std::string> SplitPathComponents(std::string_view filename); // Gets all of the text up to the last '/' or '\' in the path. -std::string_view GetParentPath(std::string_view path); +[[nodiscard]] std::string_view GetParentPath(std::string_view path); // Gets all of the text after the first '/' or '\' in the path. -std::string_view GetPathWithoutTop(std::string_view path); +[[nodiscard]] std::string_view GetPathWithoutTop(std::string_view path); // Gets the filename of the path -std::string_view GetFilename(std::string_view path); +[[nodiscard]] std::string_view GetFilename(std::string_view path); // Gets the extension of the filename -std::string_view GetExtensionFromFilename(std::string_view name); +[[nodiscard]] std::string_view GetExtensionFromFilename(std::string_view name); // Removes the final '/' or '\' if one exists -std::string_view RemoveTrailingSlash(std::string_view path); +[[nodiscard]] std::string_view RemoveTrailingSlash(std::string_view path); // Creates a new vector containing indices [first, last) from the original. template <typename T> -std::vector<T> SliceVector(const std::vector<T>& vector, std::size_t first, std::size_t last) { - if (first >= last) +[[nodiscard]] std::vector<T> SliceVector(const std::vector<T>& vector, std::size_t first, + std::size_t last) { + if (first >= last) { return {}; + } last = std::min<std::size_t>(last, vector.size()); return std::vector<T>(vector.begin() + first, vector.begin() + first + last); } -enum class DirectorySeparator { ForwardSlash, BackwardSlash, PlatformDefault }; +enum class DirectorySeparator { + ForwardSlash, + BackwardSlash, + PlatformDefault, +}; // Removes trailing slash, makes all '\\' into '/', and removes duplicate '/'. Makes '/' into '\\' // depending if directory_separator is BackwardSlash or PlatformDefault and running on windows -std::string SanitizePath(std::string_view path, - DirectorySeparator directory_separator = DirectorySeparator::ForwardSlash); +[[nodiscard]] std::string SanitizePath( + std::string_view path, + DirectorySeparator directory_separator = DirectorySeparator::ForwardSlash); // simple wrapper for cstdlib file functions to // hopefully will make error checking easier @@ -215,7 +222,7 @@ public: void Swap(IOFile& other) noexcept; - bool Open(const std::string& filename, const char openmode[], int flags = 0); + [[nodiscard]] bool Open(const std::string& filename, const char openmode[], int flags = 0); bool Close(); template <typename T> @@ -256,13 +263,13 @@ public: return WriteArray(str.data(), str.length()); } - bool IsOpen() const { + [[nodiscard]] bool IsOpen() const { return nullptr != m_file; } bool Seek(s64 off, int origin) const; - u64 Tell() const; - u64 GetSize() const; + [[nodiscard]] u64 Tell() const; + [[nodiscard]] u64 GetSize() const; bool Resize(u64 size); bool Flush(); diff --git a/src/common/hash.h b/src/common/hash.h index b2538f3ea..298930702 100644 --- a/src/common/hash.h +++ b/src/common/hash.h @@ -5,36 +5,11 @@ #pragma once #include <cstddef> -#include <cstring> #include <utility> #include <boost/functional/hash.hpp> -#include "common/cityhash.h" -#include "common/common_types.h" namespace Common { -/** - * Computes a 64-bit hash over the specified block of data - * @param data Block of data to compute hash over - * @param len Length of data (in bytes) to compute hash over - * @returns 64-bit hash value that was computed over the data block - */ -static inline u64 ComputeHash64(const void* data, std::size_t len) { - return CityHash64(static_cast<const char*>(data), len); -} - -/** - * Computes a 64-bit hash of a struct. In addition to being trivially copyable, it is also critical - * that either the struct includes no padding, or that any padding is initialized to a known value - * by memsetting the struct to 0 before filling it in. - */ -template <typename T> -static inline u64 ComputeStructHash64(const T& data) { - static_assert(std::is_trivially_copyable_v<T>, - "Type passed to ComputeStructHash64 must be trivially copyable"); - return ComputeHash64(&data, sizeof(data)); -} - struct PairHash { template <class T1, class T2> std::size_t operator()(const std::pair<T1, T2>& pair) const noexcept { diff --git a/src/common/hex_util.h b/src/common/hex_util.h index a0a0e78a4..120f1a5e6 100644 --- a/src/common/hex_util.h +++ b/src/common/hex_util.h @@ -14,7 +14,7 @@ namespace Common { -constexpr u8 ToHexNibble(char c) { +[[nodiscard]] constexpr u8 ToHexNibble(char c) { if (c >= 65 && c <= 70) { return c - 55; } @@ -26,10 +26,10 @@ constexpr u8 ToHexNibble(char c) { return c - 48; } -std::vector<u8> HexStringToVector(std::string_view str, bool little_endian); +[[nodiscard]] std::vector<u8> HexStringToVector(std::string_view str, bool little_endian); template <std::size_t Size, bool le = false> -constexpr std::array<u8, Size> HexStringToArray(std::string_view str) { +[[nodiscard]] constexpr std::array<u8, Size> HexStringToArray(std::string_view str) { std::array<u8, Size> out{}; if constexpr (le) { for (std::size_t i = 2 * Size - 2; i <= 2 * Size; i -= 2) { @@ -44,7 +44,7 @@ constexpr std::array<u8, Size> HexStringToArray(std::string_view str) { } template <typename ContiguousContainer> -std::string HexToString(const ContiguousContainer& data, bool upper = true) { +[[nodiscard]] std::string HexToString(const ContiguousContainer& data, bool upper = true) { static_assert(std::is_same_v<typename ContiguousContainer::value_type, u8>, "Underlying type within the contiguous container must be u8."); @@ -60,11 +60,11 @@ std::string HexToString(const ContiguousContainer& data, bool upper = true) { return out; } -constexpr std::array<u8, 16> AsArray(const char (&data)[17]) { +[[nodiscard]] constexpr std::array<u8, 16> AsArray(const char (&data)[17]) { return HexStringToArray<16>(data); } -constexpr std::array<u8, 32> AsArray(const char (&data)[65]) { +[[nodiscard]] constexpr std::array<u8, 32> AsArray(const char (&data)[65]) { return HexStringToArray<32>(data); } diff --git a/src/common/lz4_compression.h b/src/common/lz4_compression.h index 173f9b9ad..088ff5c91 100644 --- a/src/common/lz4_compression.h +++ b/src/common/lz4_compression.h @@ -18,7 +18,7 @@ namespace Common::Compression { * * @return the compressed data. */ -std::vector<u8> CompressDataLZ4(std::span<const u8> source); +[[nodiscard]] std::vector<u8> CompressDataLZ4(std::span<const u8> source); /** * Utilizes the LZ4 subalgorithm LZ4HC with the specified compression level. Higher compression @@ -31,7 +31,7 @@ std::vector<u8> CompressDataLZ4(std::span<const u8> source); * * @return the compressed data. */ -std::vector<u8> CompressDataLZ4HC(std::span<const u8> source, s32 compression_level); +[[nodiscard]] std::vector<u8> CompressDataLZ4HC(std::span<const u8> source, s32 compression_level); /** * Utilizes the LZ4 subalgorithm LZ4HC with the highest possible compression level. @@ -40,7 +40,7 @@ std::vector<u8> CompressDataLZ4HC(std::span<const u8> source, s32 compression_le * * @return the compressed data. */ -std::vector<u8> CompressDataLZ4HCMax(std::span<const u8> source); +[[nodiscard]] std::vector<u8> CompressDataLZ4HCMax(std::span<const u8> source); /** * Decompresses a source memory region with LZ4 and returns the uncompressed data in a vector. @@ -50,6 +50,7 @@ std::vector<u8> CompressDataLZ4HCMax(std::span<const u8> source); * * @return the decompressed data. */ -std::vector<u8> DecompressDataLZ4(const std::vector<u8>& compressed, std::size_t uncompressed_size); +[[nodiscard]] std::vector<u8> DecompressDataLZ4(const std::vector<u8>& compressed, + std::size_t uncompressed_size); } // namespace Common::Compression
\ No newline at end of file diff --git a/src/common/math_util.h b/src/common/math_util.h index abca3177c..cc35c90ee 100644 --- a/src/common/math_util.h +++ b/src/common/math_util.h @@ -23,7 +23,7 @@ struct Rectangle { constexpr Rectangle(T left, T top, T right, T bottom) : left(left), top(top), right(right), bottom(bottom) {} - T GetWidth() const { + [[nodiscard]] T GetWidth() const { if constexpr (std::is_floating_point_v<T>) { return std::abs(right - left); } else { @@ -31,7 +31,7 @@ struct Rectangle { } } - T GetHeight() const { + [[nodiscard]] T GetHeight() const { if constexpr (std::is_floating_point_v<T>) { return std::abs(bottom - top); } else { @@ -39,15 +39,15 @@ struct Rectangle { } } - Rectangle<T> TranslateX(const T x) const { + [[nodiscard]] Rectangle<T> TranslateX(const T x) const { return Rectangle{left + x, top, right + x, bottom}; } - Rectangle<T> TranslateY(const T y) const { + [[nodiscard]] Rectangle<T> TranslateY(const T y) const { return Rectangle{left, top + y, right, bottom + y}; } - Rectangle<T> Scale(const float s) const { + [[nodiscard]] Rectangle<T> Scale(const float s) const { return Rectangle{left, top, static_cast<T>(left + GetWidth() * s), static_cast<T>(top + GetHeight() * s)}; } diff --git a/src/common/memory_detect.h b/src/common/memory_detect.h index a73c0f3f4..0f73751c8 100644 --- a/src/common/memory_detect.h +++ b/src/common/memory_detect.h @@ -17,6 +17,6 @@ struct MemoryInfo { * Gets the memory info of the host system * @return Reference to a MemoryInfo struct with the physical and swap memory sizes in bytes */ -const MemoryInfo& GetMemInfo(); +[[nodiscard]] const MemoryInfo& GetMemInfo(); } // namespace Common
\ No newline at end of file diff --git a/src/common/multi_level_queue.h b/src/common/multi_level_queue.h index 50acfdbf2..4b305bf40 100644 --- a/src/common/multi_level_queue.h +++ b/src/common/multi_level_queue.h @@ -223,15 +223,15 @@ public: ListShiftForward(levels[priority], n); } - std::size_t depth() const { + [[nodiscard]] std::size_t depth() const { return Depth; } - std::size_t size(u32 priority) const { + [[nodiscard]] std::size_t size(u32 priority) const { return levels[priority].size(); } - std::size_t size() const { + [[nodiscard]] std::size_t size() const { u64 priorities = used_priorities; std::size_t size = 0; while (priorities != 0) { @@ -242,64 +242,64 @@ public: return size; } - bool empty() const { + [[nodiscard]] bool empty() const { return used_priorities == 0; } - bool empty(u32 priority) const { + [[nodiscard]] bool empty(u32 priority) const { return (used_priorities & (1ULL << priority)) == 0; } - u32 highest_priority_set(u32 max_priority = 0) const { + [[nodiscard]] u32 highest_priority_set(u32 max_priority = 0) const { const u64 priorities = max_priority == 0 ? used_priorities : (used_priorities & ~((1ULL << max_priority) - 1)); return priorities == 0 ? Depth : static_cast<u32>(CountTrailingZeroes64(priorities)); } - u32 lowest_priority_set(u32 min_priority = Depth - 1) const { + [[nodiscard]] u32 lowest_priority_set(u32 min_priority = Depth - 1) const { const u64 priorities = min_priority >= Depth - 1 ? used_priorities : (used_priorities & ((1ULL << (min_priority + 1)) - 1)); return priorities == 0 ? Depth : 63 - CountLeadingZeroes64(priorities); } - const_iterator cbegin(u32 max_prio = 0) const { + [[nodiscard]] const_iterator cbegin(u32 max_prio = 0) const { const u32 priority = highest_priority_set(max_prio); return priority == Depth ? cend() : const_iterator{*this, levels[priority].cbegin(), priority}; } - const_iterator begin(u32 max_prio = 0) const { + [[nodiscard]] const_iterator begin(u32 max_prio = 0) const { return cbegin(max_prio); } - iterator begin(u32 max_prio = 0) { + [[nodiscard]] iterator begin(u32 max_prio = 0) { const u32 priority = highest_priority_set(max_prio); return priority == Depth ? end() : iterator{*this, levels[priority].begin(), priority}; } - const_iterator cend(u32 min_prio = Depth - 1) const { + [[nodiscard]] const_iterator cend(u32 min_prio = Depth - 1) const { return min_prio == Depth - 1 ? const_iterator{*this, Depth} : cbegin(min_prio + 1); } - const_iterator end(u32 min_prio = Depth - 1) const { + [[nodiscard]] const_iterator end(u32 min_prio = Depth - 1) const { return cend(min_prio); } - iterator end(u32 min_prio = Depth - 1) { + [[nodiscard]] iterator end(u32 min_prio = Depth - 1) { return min_prio == Depth - 1 ? iterator{*this, Depth} : begin(min_prio + 1); } - T& front(u32 max_priority = 0) { + [[nodiscard]] T& front(u32 max_priority = 0) { const u32 priority = highest_priority_set(max_priority); return levels[priority == Depth ? 0 : priority].front(); } - const T& front(u32 max_priority = 0) const { + [[nodiscard]] const T& front(u32 max_priority = 0) const { const u32 priority = highest_priority_set(max_priority); return levels[priority == Depth ? 0 : priority].front(); } - T back(u32 min_priority = Depth - 1) { + [[nodiscard]] T& back(u32 min_priority = Depth - 1) { const u32 priority = lowest_priority_set(min_priority); // intended return levels[priority == Depth ? 63 : priority].back(); } - const T& back(u32 min_priority = Depth - 1) const { + [[nodiscard]] const T& back(u32 min_priority = Depth - 1) const { const u32 priority = lowest_priority_set(min_priority); // intended return levels[priority == Depth ? 63 : priority].back(); } @@ -329,7 +329,8 @@ private: in_list.splice(position, out_list, element); } - static const_list_iterator ListIterateTo(const std::list<T>& list, const T& element) { + [[nodiscard]] static const_list_iterator ListIterateTo(const std::list<T>& list, + const T& element) { auto it = list.cbegin(); while (it != list.cend() && *it != element) { ++it; diff --git a/src/common/page_table.h b/src/common/page_table.h index 1e8bd3187..cf5eed780 100644 --- a/src/common/page_table.h +++ b/src/common/page_table.h @@ -36,11 +36,11 @@ struct SpecialRegion { MemoryHookPointer handler; - bool operator<(const SpecialRegion& other) const { + [[nodiscard]] bool operator<(const SpecialRegion& other) const { return std::tie(type, handler) < std::tie(other.type, other.handler); } - bool operator==(const SpecialRegion& other) const { + [[nodiscard]] bool operator==(const SpecialRegion& other) const { return std::tie(type, handler) == std::tie(other.type, other.handler); } }; diff --git a/src/common/param_package.h b/src/common/param_package.h index 6a0a9b656..c8a70bfa9 100644 --- a/src/common/param_package.h +++ b/src/common/param_package.h @@ -24,14 +24,14 @@ public: ParamPackage& operator=(const ParamPackage& other) = default; ParamPackage& operator=(ParamPackage&& other) = default; - std::string Serialize() const; - std::string Get(const std::string& key, const std::string& default_value) const; - int Get(const std::string& key, int default_value) const; - float Get(const std::string& key, float default_value) const; + [[nodiscard]] std::string Serialize() const; + [[nodiscard]] std::string Get(const std::string& key, const std::string& default_value) const; + [[nodiscard]] int Get(const std::string& key, int default_value) const; + [[nodiscard]] float Get(const std::string& key, float default_value) const; void Set(const std::string& key, std::string value); void Set(const std::string& key, int value); void Set(const std::string& key, float value); - bool Has(const std::string& key) const; + [[nodiscard]] bool Has(const std::string& key) const; void Erase(const std::string& key); void Clear(); diff --git a/src/common/quaternion.h b/src/common/quaternion.h index 370198ae0..da44f35cd 100644 --- a/src/common/quaternion.h +++ b/src/common/quaternion.h @@ -14,35 +14,36 @@ public: Vec3<T> xyz; T w{}; - Quaternion<decltype(-T{})> Inverse() const { + [[nodiscard]] Quaternion<decltype(-T{})> Inverse() const { return {-xyz, w}; } - Quaternion<decltype(T{} + T{})> operator+(const Quaternion& other) const { + [[nodiscard]] Quaternion<decltype(T{} + T{})> operator+(const Quaternion& other) const { return {xyz + other.xyz, w + other.w}; } - Quaternion<decltype(T{} - T{})> operator-(const Quaternion& other) const { + [[nodiscard]] Quaternion<decltype(T{} - T{})> operator-(const Quaternion& other) const { return {xyz - other.xyz, w - other.w}; } - Quaternion<decltype(T{} * T{} - T{} * T{})> operator*(const Quaternion& other) const { + [[nodiscard]] Quaternion<decltype(T{} * T{} - T{} * T{})> operator*( + const Quaternion& other) const { return {xyz * other.w + other.xyz * w + Cross(xyz, other.xyz), w * other.w - Dot(xyz, other.xyz)}; } - Quaternion<T> Normalized() const { + [[nodiscard]] Quaternion<T> Normalized() const { T length = std::sqrt(xyz.Length2() + w * w); return {xyz / length, w / length}; } }; template <typename T> -auto QuaternionRotate(const Quaternion<T>& q, const Vec3<T>& v) { +[[nodiscard]] auto QuaternionRotate(const Quaternion<T>& q, const Vec3<T>& v) { return v + 2 * Cross(q.xyz, Cross(q.xyz, v) + v * q.w); } -inline Quaternion<float> MakeQuaternion(const Vec3<float>& axis, float angle) { +[[nodiscard]] inline Quaternion<float> MakeQuaternion(const Vec3<float>& axis, float angle) { return {axis * std::sin(angle / 2), std::cos(angle / 2)}; } diff --git a/src/common/ring_buffer.h b/src/common/ring_buffer.h index abe3b4dc2..138fa0131 100644 --- a/src/common/ring_buffer.h +++ b/src/common/ring_buffer.h @@ -91,12 +91,12 @@ public: } /// @returns Number of slots used - std::size_t Size() const { + [[nodiscard]] std::size_t Size() const { return m_write_index.load() - m_read_index.load(); } /// @returns Maximum size of ring buffer - constexpr std::size_t Capacity() const { + [[nodiscard]] constexpr std::size_t Capacity() const { return capacity; } diff --git a/src/common/spin_lock.h b/src/common/spin_lock.h index 1df5528c4..4f946a258 100644 --- a/src/common/spin_lock.h +++ b/src/common/spin_lock.h @@ -17,7 +17,7 @@ class SpinLock { public: void lock(); void unlock(); - bool try_lock(); + [[nodiscard]] bool try_lock(); private: std::atomic_flag lck = ATOMIC_FLAG_INIT; diff --git a/src/common/string_util.h b/src/common/string_util.h index 023dff5dc..a32c07c06 100644 --- a/src/common/string_util.h +++ b/src/common/string_util.h @@ -12,19 +12,19 @@ namespace Common { /// Make a string lowercase -std::string ToLower(std::string str); +[[nodiscard]] std::string ToLower(std::string str); /// Make a string uppercase -std::string ToUpper(std::string str); +[[nodiscard]] std::string ToUpper(std::string str); -std::string StringFromBuffer(const std::vector<u8>& data); +[[nodiscard]] std::string StringFromBuffer(const std::vector<u8>& data); -std::string StripSpaces(const std::string& s); -std::string StripQuotes(const std::string& s); +[[nodiscard]] std::string StripSpaces(const std::string& s); +[[nodiscard]] std::string StripQuotes(const std::string& s); -std::string StringFromBool(bool value); +[[nodiscard]] std::string StringFromBool(bool value); -std::string TabsToSpaces(int tab_size, std::string in); +[[nodiscard]] std::string TabsToSpaces(int tab_size, std::string in); void SplitString(const std::string& str, char delim, std::vector<std::string>& output); @@ -34,14 +34,15 @@ bool SplitPath(const std::string& full_path, std::string* _pPath, std::string* _ void BuildCompleteFilename(std::string& _CompleteFilename, const std::string& _Path, const std::string& _Filename); -std::string ReplaceAll(std::string result, const std::string& src, const std::string& dest); +[[nodiscard]] std::string ReplaceAll(std::string result, const std::string& src, + const std::string& dest); -std::string UTF16ToUTF8(const std::u16string& input); -std::u16string UTF8ToUTF16(const std::string& input); +[[nodiscard]] std::string UTF16ToUTF8(const std::u16string& input); +[[nodiscard]] std::u16string UTF8ToUTF16(const std::string& input); #ifdef _WIN32 -std::string UTF16ToUTF8(const std::wstring& input); -std::wstring UTF8ToUTF16W(const std::string& str); +[[nodiscard]] std::string UTF16ToUTF8(const std::wstring& input); +[[nodiscard]] std::wstring UTF8ToUTF16W(const std::string& str); #endif @@ -50,7 +51,7 @@ std::wstring UTF8ToUTF16W(const std::string& str); * `other` for equality. */ template <typename InIt> -bool ComparePartialString(InIt begin, InIt end, const char* other) { +[[nodiscard]] bool ComparePartialString(InIt begin, InIt end, const char* other) { for (; begin != end && *other != '\0'; ++begin, ++other) { if (*begin != *other) { return false; @@ -64,14 +65,15 @@ bool ComparePartialString(InIt begin, InIt end, const char* other) { * Creates a std::string from a fixed-size NUL-terminated char buffer. If the buffer isn't * NUL-terminated then the string ends at max_len characters. */ -std::string StringFromFixedZeroTerminatedBuffer(const char* buffer, std::size_t max_len); +[[nodiscard]] std::string StringFromFixedZeroTerminatedBuffer(const char* buffer, + std::size_t max_len); /** * Creates a UTF-16 std::u16string from a fixed-size NUL-terminated char buffer. If the buffer isn't * null-terminated, then the string ends at the greatest multiple of two less then or equal to * max_len_bytes. */ -std::u16string UTF16StringFromFixedZeroTerminatedBuffer(std::u16string_view buffer, - std::size_t max_len); +[[nodiscard]] std::u16string UTF16StringFromFixedZeroTerminatedBuffer(std::u16string_view buffer, + std::size_t max_len); } // namespace Common diff --git a/src/common/telemetry.h b/src/common/telemetry.h index 854a73fae..4aa299f9a 100644 --- a/src/common/telemetry.h +++ b/src/common/telemetry.h @@ -63,30 +63,30 @@ public: void Accept(VisitorInterface& visitor) const override; - const std::string& GetName() const override { + [[nodiscard]] const std::string& GetName() const override { return name; } /** * Returns the type of the field. */ - FieldType GetType() const { + [[nodiscard]] FieldType GetType() const { return type; } /** * Returns the value of the field. */ - const T& GetValue() const { + [[nodiscard]] const T& GetValue() const { return value; } - bool operator==(const Field& other) const { + [[nodiscard]] bool operator==(const Field& other) const { return (type == other.type) && (name == other.name) && (value == other.value); } - bool operator!=(const Field& other) const { - return !(*this == other); + [[nodiscard]] bool operator!=(const Field& other) const { + return !operator==(other); } private: diff --git a/src/common/thread_queue_list.h b/src/common/thread_queue_list.h index 791f99a8c..def9e5d8d 100644 --- a/src/common/thread_queue_list.h +++ b/src/common/thread_queue_list.h @@ -18,14 +18,14 @@ struct ThreadQueueList { using Priority = unsigned int; // Number of priority levels. (Valid levels are [0..NUM_QUEUES).) - static const Priority NUM_QUEUES = N; + static constexpr Priority NUM_QUEUES = N; ThreadQueueList() { first = nullptr; } // Only for debugging, returns priority level. - Priority contains(const T& uid) const { + [[nodiscard]] Priority contains(const T& uid) const { for (Priority i = 0; i < NUM_QUEUES; ++i) { const Queue& cur = queues[i]; if (std::find(cur.data.cbegin(), cur.data.cend(), uid) != cur.data.cend()) { @@ -36,7 +36,7 @@ struct ThreadQueueList { return -1; } - T get_first() const { + [[nodiscard]] T get_first() const { const Queue* cur = first; while (cur != nullptr) { if (!cur->data.empty()) { @@ -49,7 +49,7 @@ struct ThreadQueueList { } template <typename UnaryPredicate> - T get_first_filter(UnaryPredicate filter) const { + [[nodiscard]] T get_first_filter(UnaryPredicate filter) const { const Queue* cur = first; while (cur != nullptr) { if (!cur->data.empty()) { @@ -129,7 +129,7 @@ struct ThreadQueueList { first = nullptr; } - bool empty(Priority priority) const { + [[nodiscard]] bool empty(Priority priority) const { const Queue* cur = &queues[priority]; return cur->data.empty(); } diff --git a/src/common/threadsafe_queue.h b/src/common/threadsafe_queue.h index 8268bbd5c..a4647314a 100644 --- a/src/common/threadsafe_queue.h +++ b/src/common/threadsafe_queue.h @@ -25,15 +25,15 @@ public: delete read_ptr; } - std::size_t Size() const { + [[nodiscard]] std::size_t Size() const { return size.load(); } - bool Empty() const { + [[nodiscard]] bool Empty() const { return Size() == 0; } - T& Front() const { + [[nodiscard]] T& Front() const { return read_ptr->current; } @@ -130,15 +130,15 @@ private: template <typename T> class MPSCQueue { public: - std::size_t Size() const { + [[nodiscard]] std::size_t Size() const { return spsc_queue.Size(); } - bool Empty() const { + [[nodiscard]] bool Empty() const { return spsc_queue.Empty(); } - T& Front() const { + [[nodiscard]] T& Front() const { return spsc_queue.Front(); } diff --git a/src/common/time_zone.h b/src/common/time_zone.h index 945daa09c..9f5939ca5 100644 --- a/src/common/time_zone.h +++ b/src/common/time_zone.h @@ -10,9 +10,9 @@ namespace Common::TimeZone { /// Gets the default timezone, i.e. "GMT" -std::string GetDefaultTimeZone(); +[[nodiscard]] std::string GetDefaultTimeZone(); /// Gets the offset of the current timezone (from the default), in seconds -std::chrono::seconds GetCurrentOffsetSeconds(); +[[nodiscard]] std::chrono::seconds GetCurrentOffsetSeconds(); } // namespace Common::TimeZone diff --git a/src/common/timer.h b/src/common/timer.h index 27b521baa..8894a143d 100644 --- a/src/common/timer.h +++ b/src/common/timer.h @@ -19,18 +19,18 @@ public: // The time difference is always returned in milliseconds, regardless of alternative internal // representation - std::chrono::milliseconds GetTimeDifference(); + [[nodiscard]] std::chrono::milliseconds GetTimeDifference(); void AddTimeDifference(); - static std::chrono::seconds GetTimeSinceJan1970(); - static std::chrono::seconds GetLocalTimeSinceJan1970(); - static double GetDoubleTime(); + [[nodiscard]] static std::chrono::seconds GetTimeSinceJan1970(); + [[nodiscard]] static std::chrono::seconds GetLocalTimeSinceJan1970(); + [[nodiscard]] static double GetDoubleTime(); - static std::string GetTimeFormatted(); - std::string GetTimeElapsedFormatted() const; - std::chrono::milliseconds GetTimeElapsed(); + [[nodiscard]] static std::string GetTimeFormatted(); + [[nodiscard]] std::string GetTimeElapsedFormatted() const; + [[nodiscard]] std::chrono::milliseconds GetTimeElapsed(); - static std::chrono::milliseconds GetTimeMs(); + [[nodiscard]] static std::chrono::milliseconds GetTimeMs(); private: std::chrono::milliseconds m_LastTime; diff --git a/src/common/uint128.h b/src/common/uint128.h index 503cd2d0c..969259ab6 100644 --- a/src/common/uint128.h +++ b/src/common/uint128.h @@ -10,13 +10,13 @@ namespace Common { // This function multiplies 2 u64 values and divides it by a u64 value. -u64 MultiplyAndDivide64(u64 a, u64 b, u64 d); +[[nodiscard]] u64 MultiplyAndDivide64(u64 a, u64 b, u64 d); // This function multiplies 2 u64 values and produces a u128 value; -u128 Multiply64Into128(u64 a, u64 b); +[[nodiscard]] u128 Multiply64Into128(u64 a, u64 b); // This function divides a u128 by a u32 value and produces two u64 values: // the result of division and the remainder -std::pair<u64, u64> Divide128On32(u128 dividend, u32 divisor); +[[nodiscard]] std::pair<u64, u64> Divide128On32(u128 dividend, u32 divisor); } // namespace Common diff --git a/src/common/uuid.h b/src/common/uuid.h index 4d3af8cec..4ab9a25f0 100644 --- a/src/common/uuid.h +++ b/src/common/uuid.h @@ -19,21 +19,21 @@ struct UUID { constexpr explicit UUID(const u128& id) : uuid{id} {} constexpr explicit UUID(const u64 lo, const u64 hi) : uuid{{lo, hi}} {} - constexpr explicit operator bool() const { + [[nodiscard]] constexpr explicit operator bool() const { return uuid[0] != INVALID_UUID[0] && uuid[1] != INVALID_UUID[1]; } - constexpr bool operator==(const UUID& rhs) const { + [[nodiscard]] constexpr bool operator==(const UUID& rhs) const { // TODO(DarkLordZach): Replace with uuid == rhs.uuid with C++20 return uuid[0] == rhs.uuid[0] && uuid[1] == rhs.uuid[1]; } - constexpr bool operator!=(const UUID& rhs) const { + [[nodiscard]] constexpr bool operator!=(const UUID& rhs) const { return !operator==(rhs); } // TODO(ogniK): Properly generate uuids based on RFC-4122 - static UUID Generate(); + [[nodiscard]] static UUID Generate(); // Set the UUID to {0,0} to be considered an invalid user constexpr void Invalidate() { @@ -41,12 +41,12 @@ struct UUID { } // TODO(ogniK): Properly generate a Nintendo ID - constexpr u64 GetNintendoID() const { + [[nodiscard]] constexpr u64 GetNintendoID() const { return uuid[0]; } - std::string Format() const; - std::string FormatSwitch() const; + [[nodiscard]] std::string Format() const; + [[nodiscard]] std::string FormatSwitch() const; }; static_assert(sizeof(UUID) == 16, "UUID is an invalid size!"); diff --git a/src/common/vector_math.h b/src/common/vector_math.h index 429485329..2a0fcf541 100644 --- a/src/common/vector_math.h +++ b/src/common/vector_math.h @@ -52,15 +52,15 @@ public: constexpr Vec2(const T& x_, const T& y_) : x(x_), y(y_) {} template <typename T2> - constexpr Vec2<T2> Cast() const { + [[nodiscard]] constexpr Vec2<T2> Cast() const { return Vec2<T2>(static_cast<T2>(x), static_cast<T2>(y)); } - static constexpr Vec2 AssignToAll(const T& f) { + [[nodiscard]] static constexpr Vec2 AssignToAll(const T& f) { return Vec2{f, f}; } - constexpr Vec2<decltype(T{} + T{})> operator+(const Vec2& other) const { + [[nodiscard]] constexpr Vec2<decltype(T{} + T{})> operator+(const Vec2& other) const { return {x + other.x, y + other.y}; } constexpr Vec2& operator+=(const Vec2& other) { @@ -68,7 +68,7 @@ public: y += other.y; return *this; } - constexpr Vec2<decltype(T{} - T{})> operator-(const Vec2& other) const { + [[nodiscard]] constexpr Vec2<decltype(T{} - T{})> operator-(const Vec2& other) const { return {x - other.x, y - other.y}; } constexpr Vec2& operator-=(const Vec2& other) { @@ -78,15 +78,15 @@ public: } template <typename U = T> - constexpr Vec2<std::enable_if_t<std::is_signed_v<U>, U>> operator-() const { + [[nodiscard]] constexpr Vec2<std::enable_if_t<std::is_signed_v<U>, U>> operator-() const { return {-x, -y}; } - constexpr Vec2<decltype(T{} * T{})> operator*(const Vec2& other) const { + [[nodiscard]] constexpr Vec2<decltype(T{} * T{})> operator*(const Vec2& other) const { return {x * other.x, y * other.y}; } template <typename V> - constexpr Vec2<decltype(T{} * V{})> operator*(const V& f) const { + [[nodiscard]] constexpr Vec2<decltype(T{} * V{})> operator*(const V& f) const { return {x * f, y * f}; } @@ -97,7 +97,7 @@ public: } template <typename V> - constexpr Vec2<decltype(T{} / V{})> operator/(const V& f) const { + [[nodiscard]] constexpr Vec2<decltype(T{} / V{})> operator/(const V& f) const { return {x / f, y / f}; } @@ -107,18 +107,18 @@ public: return *this; } - constexpr T Length2() const { + [[nodiscard]] constexpr T Length2() const { return x * x + y * y; } // Only implemented for T=float - float Length() const; - float Normalize(); // returns the previous length, which is often useful + [[nodiscard]] float Length() const; + [[nodiscard]] float Normalize(); // returns the previous length, which is often useful - constexpr T& operator[](std::size_t i) { + [[nodiscard]] constexpr T& operator[](std::size_t i) { return *((&x) + i); } - constexpr const T& operator[](std::size_t i) const { + [[nodiscard]] constexpr const T& operator[](std::size_t i) const { return *((&x) + i); } @@ -128,46 +128,46 @@ public: } // Common aliases: UV (texel coordinates), ST (texture coordinates) - constexpr T& u() { + [[nodiscard]] constexpr T& u() { return x; } - constexpr T& v() { + [[nodiscard]] constexpr T& v() { return y; } - constexpr T& s() { + [[nodiscard]] constexpr T& s() { return x; } - constexpr T& t() { + [[nodiscard]] constexpr T& t() { return y; } - constexpr const T& u() const { + [[nodiscard]] constexpr const T& u() const { return x; } - constexpr const T& v() const { + [[nodiscard]] constexpr const T& v() const { return y; } - constexpr const T& s() const { + [[nodiscard]] constexpr const T& s() const { return x; } - constexpr const T& t() const { + [[nodiscard]] constexpr const T& t() const { return y; } // swizzlers - create a subvector of specific components - constexpr Vec2 yx() const { + [[nodiscard]] constexpr Vec2 yx() const { return Vec2(y, x); } - constexpr Vec2 vu() const { + [[nodiscard]] constexpr Vec2 vu() const { return Vec2(y, x); } - constexpr Vec2 ts() const { + [[nodiscard]] constexpr Vec2 ts() const { return Vec2(y, x); } }; template <typename T, typename V> -constexpr Vec2<T> operator*(const V& f, const Vec2<T>& vec) { +[[nodiscard]] constexpr Vec2<T> operator*(const V& f, const Vec2<T>& vec) { return Vec2<T>(f * vec.x, f * vec.y); } @@ -196,15 +196,15 @@ public: constexpr Vec3(const T& x_, const T& y_, const T& z_) : x(x_), y(y_), z(z_) {} template <typename T2> - constexpr Vec3<T2> Cast() const { + [[nodiscard]] constexpr Vec3<T2> Cast() const { return Vec3<T2>(static_cast<T2>(x), static_cast<T2>(y), static_cast<T2>(z)); } - static constexpr Vec3 AssignToAll(const T& f) { + [[nodiscard]] static constexpr Vec3 AssignToAll(const T& f) { return Vec3(f, f, f); } - constexpr Vec3<decltype(T{} + T{})> operator+(const Vec3& other) const { + [[nodiscard]] constexpr Vec3<decltype(T{} + T{})> operator+(const Vec3& other) const { return {x + other.x, y + other.y, z + other.z}; } @@ -215,7 +215,7 @@ public: return *this; } - constexpr Vec3<decltype(T{} - T{})> operator-(const Vec3& other) const { + [[nodiscard]] constexpr Vec3<decltype(T{} - T{})> operator-(const Vec3& other) const { return {x - other.x, y - other.y, z - other.z}; } @@ -227,16 +227,16 @@ public: } template <typename U = T> - constexpr Vec3<std::enable_if_t<std::is_signed_v<U>, U>> operator-() const { + [[nodiscard]] constexpr Vec3<std::enable_if_t<std::is_signed_v<U>, U>> operator-() const { return {-x, -y, -z}; } - constexpr Vec3<decltype(T{} * T{})> operator*(const Vec3& other) const { + [[nodiscard]] constexpr Vec3<decltype(T{} * T{})> operator*(const Vec3& other) const { return {x * other.x, y * other.y, z * other.z}; } template <typename V> - constexpr Vec3<decltype(T{} * V{})> operator*(const V& f) const { + [[nodiscard]] constexpr Vec3<decltype(T{} * V{})> operator*(const V& f) const { return {x * f, y * f, z * f}; } @@ -246,7 +246,7 @@ public: return *this; } template <typename V> - constexpr Vec3<decltype(T{} / V{})> operator/(const V& f) const { + [[nodiscard]] constexpr Vec3<decltype(T{} / V{})> operator/(const V& f) const { return {x / f, y / f, z / f}; } @@ -256,20 +256,20 @@ public: return *this; } - constexpr T Length2() const { + [[nodiscard]] constexpr T Length2() const { return x * x + y * y + z * z; } // Only implemented for T=float - float Length() const; - Vec3 Normalized() const; - float Normalize(); // returns the previous length, which is often useful + [[nodiscard]] float Length() const; + [[nodiscard]] Vec3 Normalized() const; + [[nodiscard]] float Normalize(); // returns the previous length, which is often useful - constexpr T& operator[](std::size_t i) { + [[nodiscard]] constexpr T& operator[](std::size_t i) { return *((&x) + i); } - constexpr const T& operator[](std::size_t i) const { + [[nodiscard]] constexpr const T& operator[](std::size_t i) const { return *((&x) + i); } @@ -280,63 +280,63 @@ public: } // Common aliases: UVW (texel coordinates), RGB (colors), STQ (texture coordinates) - constexpr T& u() { + [[nodiscard]] constexpr T& u() { return x; } - constexpr T& v() { + [[nodiscard]] constexpr T& v() { return y; } - constexpr T& w() { + [[nodiscard]] constexpr T& w() { return z; } - constexpr T& r() { + [[nodiscard]] constexpr T& r() { return x; } - constexpr T& g() { + [[nodiscard]] constexpr T& g() { return y; } - constexpr T& b() { + [[nodiscard]] constexpr T& b() { return z; } - constexpr T& s() { + [[nodiscard]] constexpr T& s() { return x; } - constexpr T& t() { + [[nodiscard]] constexpr T& t() { return y; } - constexpr T& q() { + [[nodiscard]] constexpr T& q() { return z; } - constexpr const T& u() const { + [[nodiscard]] constexpr const T& u() const { return x; } - constexpr const T& v() const { + [[nodiscard]] constexpr const T& v() const { return y; } - constexpr const T& w() const { + [[nodiscard]] constexpr const T& w() const { return z; } - constexpr const T& r() const { + [[nodiscard]] constexpr const T& r() const { return x; } - constexpr const T& g() const { + [[nodiscard]] constexpr const T& g() const { return y; } - constexpr const T& b() const { + [[nodiscard]] constexpr const T& b() const { return z; } - constexpr const T& s() const { + [[nodiscard]] constexpr const T& s() const { return x; } - constexpr const T& t() const { + [[nodiscard]] constexpr const T& t() const { return y; } - constexpr const T& q() const { + [[nodiscard]] constexpr const T& q() const { return z; } @@ -345,7 +345,7 @@ public: // _DEFINE_SWIZZLER2 defines a single such function, DEFINE_SWIZZLER2 defines all of them for all // component names (x<->r) and permutations (xy<->yx) #define _DEFINE_SWIZZLER2(a, b, name) \ - constexpr Vec2<T> name() const { \ + [[nodiscard]] constexpr Vec2<T> name() const { \ return Vec2<T>(a, b); \ } #define DEFINE_SWIZZLER2(a, b, a2, b2, a3, b3, a4, b4) \ @@ -366,7 +366,7 @@ public: }; template <typename T, typename V> -constexpr Vec3<T> operator*(const V& f, const Vec3<T>& vec) { +[[nodiscard]] constexpr Vec3<T> operator*(const V& f, const Vec3<T>& vec) { return Vec3<T>(f * vec.x, f * vec.y, f * vec.z); } @@ -402,16 +402,16 @@ public: : x(x_), y(y_), z(z_), w(w_) {} template <typename T2> - constexpr Vec4<T2> Cast() const { + [[nodiscard]] constexpr Vec4<T2> Cast() const { return Vec4<T2>(static_cast<T2>(x), static_cast<T2>(y), static_cast<T2>(z), static_cast<T2>(w)); } - static constexpr Vec4 AssignToAll(const T& f) { + [[nodiscard]] static constexpr Vec4 AssignToAll(const T& f) { return Vec4(f, f, f, f); } - constexpr Vec4<decltype(T{} + T{})> operator+(const Vec4& other) const { + [[nodiscard]] constexpr Vec4<decltype(T{} + T{})> operator+(const Vec4& other) const { return {x + other.x, y + other.y, z + other.z, w + other.w}; } @@ -423,7 +423,7 @@ public: return *this; } - constexpr Vec4<decltype(T{} - T{})> operator-(const Vec4& other) const { + [[nodiscard]] constexpr Vec4<decltype(T{} - T{})> operator-(const Vec4& other) const { return {x - other.x, y - other.y, z - other.z, w - other.w}; } @@ -436,16 +436,16 @@ public: } template <typename U = T> - constexpr Vec4<std::enable_if_t<std::is_signed_v<U>, U>> operator-() const { + [[nodiscard]] constexpr Vec4<std::enable_if_t<std::is_signed_v<U>, U>> operator-() const { return {-x, -y, -z, -w}; } - constexpr Vec4<decltype(T{} * T{})> operator*(const Vec4& other) const { + [[nodiscard]] constexpr Vec4<decltype(T{} * T{})> operator*(const Vec4& other) const { return {x * other.x, y * other.y, z * other.z, w * other.w}; } template <typename V> - constexpr Vec4<decltype(T{} * V{})> operator*(const V& f) const { + [[nodiscard]] constexpr Vec4<decltype(T{} * V{})> operator*(const V& f) const { return {x * f, y * f, z * f, w * f}; } @@ -456,7 +456,7 @@ public: } template <typename V> - constexpr Vec4<decltype(T{} / V{})> operator/(const V& f) const { + [[nodiscard]] constexpr Vec4<decltype(T{} / V{})> operator/(const V& f) const { return {x / f, y / f, z / f, w / f}; } @@ -466,15 +466,15 @@ public: return *this; } - constexpr T Length2() const { + [[nodiscard]] constexpr T Length2() const { return x * x + y * y + z * z + w * w; } - constexpr T& operator[](std::size_t i) { + [[nodiscard]] constexpr T& operator[](std::size_t i) { return *((&x) + i); } - constexpr const T& operator[](std::size_t i) const { + [[nodiscard]] constexpr const T& operator[](std::size_t i) const { return *((&x) + i); } @@ -486,29 +486,29 @@ public: } // Common alias: RGBA (colors) - constexpr T& r() { + [[nodiscard]] constexpr T& r() { return x; } - constexpr T& g() { + [[nodiscard]] constexpr T& g() { return y; } - constexpr T& b() { + [[nodiscard]] constexpr T& b() { return z; } - constexpr T& a() { + [[nodiscard]] constexpr T& a() { return w; } - constexpr const T& r() const { + [[nodiscard]] constexpr const T& r() const { return x; } - constexpr const T& g() const { + [[nodiscard]] constexpr const T& g() const { return y; } - constexpr const T& b() const { + [[nodiscard]] constexpr const T& b() const { return z; } - constexpr const T& a() const { + [[nodiscard]] constexpr const T& a() const { return w; } @@ -520,7 +520,7 @@ public: // DEFINE_SWIZZLER2_COMP2 defines two component functions for all component names (x<->r) and // permutations (xy<->yx) #define _DEFINE_SWIZZLER2(a, b, name) \ - constexpr Vec2<T> name() const { \ + [[nodiscard]] constexpr Vec2<T> name() const { \ return Vec2<T>(a, b); \ } #define DEFINE_SWIZZLER2_COMP1(a, a2) \ @@ -547,7 +547,7 @@ public: #undef _DEFINE_SWIZZLER2 #define _DEFINE_SWIZZLER3(a, b, c, name) \ - constexpr Vec3<T> name() const { \ + [[nodiscard]] constexpr Vec3<T> name() const { \ return Vec3<T>(a, b, c); \ } #define DEFINE_SWIZZLER3_COMP1(a, a2) \ @@ -581,7 +581,7 @@ public: }; template <typename T, typename V> -constexpr Vec4<decltype(V{} * T{})> operator*(const V& f, const Vec4<T>& vec) { +[[nodiscard]] constexpr Vec4<decltype(V{} * T{})> operator*(const V& f, const Vec4<T>& vec) { return {f * vec.x, f * vec.y, f * vec.z, f * vec.w}; } @@ -593,39 +593,41 @@ constexpr decltype(T{} * T{} + T{} * T{}) Dot(const Vec2<T>& a, const Vec2<T>& b } template <typename T> -constexpr decltype(T{} * T{} + T{} * T{}) Dot(const Vec3<T>& a, const Vec3<T>& b) { +[[nodiscard]] constexpr decltype(T{} * T{} + T{} * T{}) Dot(const Vec3<T>& a, const Vec3<T>& b) { return a.x * b.x + a.y * b.y + a.z * b.z; } template <typename T> -constexpr decltype(T{} * T{} + T{} * T{}) Dot(const Vec4<T>& a, const Vec4<T>& b) { +[[nodiscard]] constexpr decltype(T{} * T{} + T{} * T{}) Dot(const Vec4<T>& a, const Vec4<T>& b) { return a.x * b.x + a.y * b.y + a.z * b.z + a.w * b.w; } template <typename T> -constexpr Vec3<decltype(T{} * T{} - T{} * T{})> Cross(const Vec3<T>& a, const Vec3<T>& b) { +[[nodiscard]] constexpr Vec3<decltype(T{} * T{} - T{} * T{})> Cross(const Vec3<T>& a, + const Vec3<T>& b) { return {a.y * b.z - a.z * b.y, a.z * b.x - a.x * b.z, a.x * b.y - a.y * b.x}; } // linear interpolation via float: 0.0=begin, 1.0=end template <typename X> -constexpr decltype(X{} * float{} + X{} * float{}) Lerp(const X& begin, const X& end, - const float t) { +[[nodiscard]] constexpr decltype(X{} * float{} + X{} * float{}) Lerp(const X& begin, const X& end, + const float t) { return begin * (1.f - t) + end * t; } // linear interpolation via int: 0=begin, base=end template <typename X, int base> -constexpr decltype((X{} * int{} + X{} * int{}) / base) LerpInt(const X& begin, const X& end, - const int t) { +[[nodiscard]] constexpr decltype((X{} * int{} + X{} * int{}) / base) LerpInt(const X& begin, + const X& end, + const int t) { return (begin * (base - t) + end * t) / base; } // bilinear interpolation. s is for interpolating x00-x01 and x10-x11, and t is for the second // interpolation. template <typename X> -constexpr auto BilinearInterp(const X& x00, const X& x01, const X& x10, const X& x11, const float s, - const float t) { +[[nodiscard]] constexpr auto BilinearInterp(const X& x00, const X& x01, const X& x10, const X& x11, + const float s, const float t) { auto y0 = Lerp(x00, x01, s); auto y1 = Lerp(x10, x11, s); return Lerp(y0, y1, t); @@ -633,42 +635,42 @@ constexpr auto BilinearInterp(const X& x00, const X& x01, const X& x10, const X& // Utility vector factories template <typename T> -constexpr Vec2<T> MakeVec(const T& x, const T& y) { +[[nodiscard]] constexpr Vec2<T> MakeVec(const T& x, const T& y) { return Vec2<T>{x, y}; } template <typename T> -constexpr Vec3<T> MakeVec(const T& x, const T& y, const T& z) { +[[nodiscard]] constexpr Vec3<T> MakeVec(const T& x, const T& y, const T& z) { return Vec3<T>{x, y, z}; } template <typename T> -constexpr Vec4<T> MakeVec(const T& x, const T& y, const Vec2<T>& zw) { +[[nodiscard]] constexpr Vec4<T> MakeVec(const T& x, const T& y, const Vec2<T>& zw) { return MakeVec(x, y, zw[0], zw[1]); } template <typename T> -constexpr Vec3<T> MakeVec(const Vec2<T>& xy, const T& z) { +[[nodiscard]] constexpr Vec3<T> MakeVec(const Vec2<T>& xy, const T& z) { return MakeVec(xy[0], xy[1], z); } template <typename T> -constexpr Vec3<T> MakeVec(const T& x, const Vec2<T>& yz) { +[[nodiscard]] constexpr Vec3<T> MakeVec(const T& x, const Vec2<T>& yz) { return MakeVec(x, yz[0], yz[1]); } template <typename T> -constexpr Vec4<T> MakeVec(const T& x, const T& y, const T& z, const T& w) { +[[nodiscard]] constexpr Vec4<T> MakeVec(const T& x, const T& y, const T& z, const T& w) { return Vec4<T>{x, y, z, w}; } template <typename T> -constexpr Vec4<T> MakeVec(const Vec2<T>& xy, const T& z, const T& w) { +[[nodiscard]] constexpr Vec4<T> MakeVec(const Vec2<T>& xy, const T& z, const T& w) { return MakeVec(xy[0], xy[1], z, w); } template <typename T> -constexpr Vec4<T> MakeVec(const T& x, const Vec2<T>& yz, const T& w) { +[[nodiscard]] constexpr Vec4<T> MakeVec(const T& x, const Vec2<T>& yz, const T& w) { return MakeVec(x, yz[0], yz[1], w); } @@ -676,17 +678,17 @@ constexpr Vec4<T> MakeVec(const T& x, const Vec2<T>& yz, const T& w) { // Even if someone wanted to use an odd object like Vec2<Vec2<T>>, the compiler would error // out soon enough due to misuse of the returned structure. template <typename T> -constexpr Vec4<T> MakeVec(const Vec2<T>& xy, const Vec2<T>& zw) { +[[nodiscard]] constexpr Vec4<T> MakeVec(const Vec2<T>& xy, const Vec2<T>& zw) { return MakeVec(xy[0], xy[1], zw[0], zw[1]); } template <typename T> -constexpr Vec4<T> MakeVec(const Vec3<T>& xyz, const T& w) { +[[nodiscard]] constexpr Vec4<T> MakeVec(const Vec3<T>& xyz, const T& w) { return MakeVec(xyz[0], xyz[1], xyz[2], w); } template <typename T> -constexpr Vec4<T> MakeVec(const T& x, const Vec3<T>& yzw) { +[[nodiscard]] constexpr Vec4<T> MakeVec(const T& x, const Vec3<T>& yzw) { return MakeVec(x, yzw[0], yzw[1], yzw[2]); } diff --git a/src/common/virtual_buffer.h b/src/common/virtual_buffer.h index da064e59e..125cb42f0 100644 --- a/src/common/virtual_buffer.h +++ b/src/common/virtual_buffer.h @@ -30,23 +30,23 @@ public: base_ptr = reinterpret_cast<T*>(AllocateMemoryPages(alloc_size)); } - constexpr const T& operator[](std::size_t index) const { + [[nodiscard]] constexpr const T& operator[](std::size_t index) const { return base_ptr[index]; } - constexpr T& operator[](std::size_t index) { + [[nodiscard]] constexpr T& operator[](std::size_t index) { return base_ptr[index]; } - constexpr T* data() { + [[nodiscard]] constexpr T* data() { return base_ptr; } - constexpr const T* data() const { + [[nodiscard]] constexpr const T* data() const { return base_ptr; } - constexpr std::size_t size() const { + [[nodiscard]] constexpr std::size_t size() const { return alloc_size / sizeof(T); } diff --git a/src/common/wall_clock.h b/src/common/wall_clock.h index 367d72134..5db30083d 100644 --- a/src/common/wall_clock.h +++ b/src/common/wall_clock.h @@ -14,24 +14,24 @@ namespace Common { class WallClock { public: /// Returns current wall time in nanoseconds - virtual std::chrono::nanoseconds GetTimeNS() = 0; + [[nodiscard]] virtual std::chrono::nanoseconds GetTimeNS() = 0; /// Returns current wall time in microseconds - virtual std::chrono::microseconds GetTimeUS() = 0; + [[nodiscard]] virtual std::chrono::microseconds GetTimeUS() = 0; /// Returns current wall time in milliseconds - virtual std::chrono::milliseconds GetTimeMS() = 0; + [[nodiscard]] virtual std::chrono::milliseconds GetTimeMS() = 0; /// Returns current wall time in emulated clock cycles - virtual u64 GetClockCycles() = 0; + [[nodiscard]] virtual u64 GetClockCycles() = 0; /// Returns current wall time in emulated cpu cycles - virtual u64 GetCPUCycles() = 0; + [[nodiscard]] virtual u64 GetCPUCycles() = 0; virtual void Pause(bool is_paused) = 0; /// Tells if the wall clock, uses the host CPU's hardware clock - bool IsNative() const { + [[nodiscard]] bool IsNative() const { return is_native; } @@ -47,7 +47,7 @@ private: bool is_native; }; -std::unique_ptr<WallClock> CreateBestMatchingClock(u32 emulated_cpu_frequency, - u32 emulated_clock_frequency); +[[nodiscard]] std::unique_ptr<WallClock> CreateBestMatchingClock(u32 emulated_cpu_frequency, + u32 emulated_clock_frequency); } // namespace Common diff --git a/src/common/zstd_compression.h b/src/common/zstd_compression.h index b5edf19e7..4bacf8355 100644 --- a/src/common/zstd_compression.h +++ b/src/common/zstd_compression.h @@ -19,7 +19,7 @@ namespace Common::Compression { * * @return the compressed data. */ -std::vector<u8> CompressDataZSTD(std::span<const u8> source, s32 compression_level); +[[nodiscard]] std::vector<u8> CompressDataZSTD(std::span<const u8> source, s32 compression_level); /** * Compresses a source memory region with Zstandard with the default compression level and returns @@ -29,7 +29,7 @@ std::vector<u8> CompressDataZSTD(std::span<const u8> source, s32 compression_lev * * @return the compressed data. */ -std::vector<u8> CompressDataZSTDDefault(std::span<const u8> source); +[[nodiscard]] std::vector<u8> CompressDataZSTDDefault(std::span<const u8> source); /** * Decompresses a source memory region with Zstandard and returns the uncompressed data in a vector. @@ -38,6 +38,6 @@ std::vector<u8> CompressDataZSTDDefault(std::span<const u8> source); * * @return the decompressed data. */ -std::vector<u8> DecompressDataZSTD(const std::vector<u8>& compressed); +[[nodiscard]] std::vector<u8> DecompressDataZSTD(const std::vector<u8>& compressed); } // namespace Common::Compression
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